1 2016-10-14 Nathan Sidwell <nathan@acm.org>
3 * gcov-io.c (gcov_open): Deconstify 'mode'.
5 2016-10-14 Martin Liska <mliska@suse.cz>
7 * fold-const.c (c_getstr): Support of properly \0-terminated
8 string constants. New argument is added.
9 * fold-const.h: New argument is added.
11 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
15 (aarch64_print_hint_for_core): Likewise.
16 (aarch64_print_hint_for_arch): Likewise.
17 (aarch64_validate_march): Use it. Fix indentation in type signature.
18 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
19 (aarch64_validate_mtune): Likewise.
20 (aarch64_handle_attr_arch): Likewise.
21 (aarch64_handle_attr_cpu): Likewise.
22 (aarch64_handle_attr_tune): Likewise.
24 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
29 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
31 * config/m68k/m68k.c (m68k_option_override): Check
32 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
33 instead of stack_limit_rtx.
35 2016-10-13 Jakub Jelinek <jakub@redhat.com>
37 * dwarf2out.c (gen_member_die): Handle inline static data member
40 2016-10-13 Nathan Sidwell <nathan@acm.org>
42 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
43 gcov_var.mode. Remove unnecessary fstat.
45 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
48 * function.c (thread_prologue_and_epilogue_insns): Call all
49 make_*logue_seq in the same order as traditional. Call them
50 all a second time if shrink_wrapped_separate.
52 2016-10-13 Marek Polacek <polacek@redhat.com>
54 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
55 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
58 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
60 PR tree-optimization/77937
61 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
62 to infinite when we have a pointer with an increment of -1.
64 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
66 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
68 * memmodel.h: This file.
69 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
70 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
71 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
72 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
73 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
74 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
75 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
76 compare-elim.c, config/aarch64/aarch64-builtins.c,
77 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
78 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
79 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
80 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
81 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
82 config/darwin.c, config/epiphany/epiphany.c,
83 config/epiphany/mode-switch-use.c,
84 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
85 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
86 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
87 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
88 config/m68k/m68k.c, config/mcore/mcore.c,
89 config/microblaze/microblaze.c, config/mmix/mmix.c,
90 config/mn10300/mn10300.c, config/moxie/moxie.c,
91 config/msp430/msp430.c, config/nds32/nds32-cost.c,
92 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
93 config/nds32/nds32-memory-manipulation.c,
94 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
95 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
96 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
97 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
98 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
99 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
100 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
101 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
102 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
103 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
104 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
105 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
106 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
107 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
108 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
109 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
110 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
111 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
112 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
113 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
114 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
115 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
116 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
117 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
118 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
119 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
120 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
121 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
122 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
123 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
124 var-tracking.c, varasm.c: Include memmodel.h.
125 * genattrtab.c (write_header): Include memmodel.h in generated file.
126 * genautomata.c (main): Likewise.
127 * gengtype.c (open_base_files): Likewise.
128 * genopinit.c (main): Likewise.
129 * genconditions.c (write_header): Include memmodel.h earlier in
131 * genemit.c (main): Likewise.
132 * genoutput.c (output_prologue): Likewise.
133 * genpeep.c (main): Likewise.
134 * genpreds.c (write_insn_preds_c): Likewise.
135 * genrecog.c (write_header): Likewise.
136 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
138 2016-10-13 David Malcolm <dmalcolm@redhat.com>
140 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
141 for new "compact" param of print_rtx_function. Check for "cinsn"
143 * print-rtl-function.c (flag_compact): New decl.
144 (print_rtx_function): Add param "compact" and use it to set
145 flag_compact, adding a description of the effect to the leading
146 comment, and updating the example output.
147 * print-rtl.c (flag_compact): New variable.
148 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
150 (print_rtx_operand_code_i): When printing source locations, wrap
151 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
152 (print_rtx_operand_code_r): Don't print regnos for hard regs and
153 virtuals in compact mode.
154 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
155 apart from in LABEL_REFs.
156 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
157 Don't print basic block ids in compact mode.
158 (print_rtx): In compact mode, prefix the code of insns with "c",
159 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
160 * print-rtl.h (print_rtx_function): Add "compact" param.
162 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
164 * arm.h (TARGET_VFP): Delete.
165 (TARGET_VFPD32): Remove references to TARGET_VFP.
166 (TARGET_VFP3, TARGET_VFP5): Likewise.
167 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
168 (TARGET_NEON_FP16): Likewise.
169 (TARGET_FMA): Likewise.
170 (TARGET_CRYPTO): Likewise.
171 (TARGET_NEON): Likewise.
172 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
173 (FUNCTION_ARG_REGNO_P): Likewise.
174 * arm.c (arm_option_check_internal): Likewise.
175 (arm_option_override): Likewise.
176 (use_return_insn): Likewise.
177 (arm_function_value_regno_p): Likewise.
178 (arm_apply_result_size): Likewise.
179 (use_vfp_abi): Likewise.
180 (arm_legitimate_address_outer_p): Likewise.
181 (thumb2_legitimate_address_p): Likewise.
182 (arm_legitimate_index_p): Likewise.
183 (thumb2_legitimate_index_p): Likewise.
184 (arm_legitimate_address): Likewise.
185 (arm_get_vfp_saved_size): Likewise.
186 (arm_emit_vfp_multi_reg_pop): Likewise.
187 (arm_get_frame_offsets): Likewise.
188 (arm_save_coproc_regs): Likewise.
189 (arm_hard_regno_mode_ok): Likewise.
190 (arm_expand_epilogue_apcs_frame): Likewise.
191 (arm_expand_epilogue): Likewise.
192 (arm_file_start): Likewise.
193 (arm_conditional_register_usage): Likewise.
194 (arm_validize_comparison): Use vfp_compare_operand directly.
195 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
196 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
198 (arm_atomic_assign_expand_fenv): Likewise.
199 * arm.md (divsf3): Likewise.
200 (arm_negsi2): Likewise.
202 (arm_movdi): Likewise.
203 (arm_movt): Likewise.
204 (cbranchsf4): Change predicate to vfp_compare_operand.
205 (cbranchdf4): Change predicate to vfp_compare_operand.
206 (cstorehf4): Change predicate to vfp_compare_operand.
207 (cstoresf4): Change predicate to vfp_compare_operand.
208 (cstoredf4): Change predicate to vfp_compare_operand.
209 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
210 (movhi_insn_arch4, movhi_bytes): Likewise.
211 * constraints.md (Dt): Likewise.
213 * iterators.md (SDF): Likewise.
214 * predicates.md (arm_float_compare_operand): Delete.
215 (const_double_vcvt_power_of_two_reciprocal): Remove references to
217 (const_double_vcvt_power_of_two): Likewise.
218 * thumb2.md thumb2_movsi_insn): Likewise.
219 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
220 (movhf_vfp): Likewise.
221 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
222 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
223 (movsf_vfp, thumb2_movsf_vfp): Likewise.
224 (movdf_vfp, thumb2_movdf_vfp): Likewise.
225 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
226 (subsf3_vfp, divsf3_vfp): Likewise.
227 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
228 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
229 (mulsf3negsfsubsf_vfp): Likewise.
230 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
231 (floatunssisf2, sqrtsf2_vfp): Likewise.
232 (movcc_vfp): Likewise.
233 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
234 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
235 (push_multi_vfp): Likewise.
236 (set_fpscr, get_fpscr): Likewise.
237 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
239 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
241 * arm.h (TARGET_VFP): Unconditionally define to 1.
242 (arm_fpu_desc): Remove 'model' field.
243 (TARGET_FPU_MODEL): Delete.
244 * arm.c (all_fpus): Don't initialize the model field.
245 (arm_can_inline_p): Don't check the FPU model.
246 * arm-fpus.def: Remove redundant model field from all FPU
249 2016-10-13 Richard Biener <rguenther@suse.de>
252 * genmatch.c (struct capture): Add value_match member.
253 (commutate): Preserve value_match.
254 (lower_opt_convert): Likewise.
255 (lower_cond): Likewise.
256 (replace_id): Likewise.
257 (struct dt_operand): Add value_match member.
258 (decision_tree::cmp_node): Compare it.
259 (decision_tree::insert_operand): Honor it when finding and
260 when appending a DT_MATCH.
261 (dt_operand::gen_match_op): Generate a type check after
262 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
263 (parser::get_internal_capture_id): New helper.
264 (parser::finish_match_operand): New function lowering @@<id>.
265 (parser::parse_capture): Parse @@<id> as value-match.
266 (parser::parse_expr): Use get_internal_capture_id.
267 (parser::parse_simplify): Call finish_match_operand.
268 (walk_captures): New helper.
269 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
271 ((X /[ex] A) * A -> X): Likewise.
272 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
273 convert[12] and value-matching.
274 ((A | B) & (A | C) -> A | (B & C)): Likewise.
275 ((X | Y) | Y -> X | Y): Likewise.
276 ((X ^ Y) ^ Y -> X): Likewise.
277 (A - (A & B) -> ~B & A): Likewise.
278 ((T)(P + A) - (T)P -> (T) A): Likewise.
279 ((T)P - (T)(P + A) -> -(T) A): Likewise.
280 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
281 * doc/match-and-simplify.texi: Amend capture section.
283 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
285 * config/arc/arc.md (umul_600): Remove predicated variant.
286 (umul64_600): Likewise.
288 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
290 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
292 2016-10-13 Bin Cheng <bin.cheng@arm.com>
294 * tree-vect-loop.c (loop_niters_no_overflow): New func.
295 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
296 no-overflow information to vect_do_peeling_for_loop_bound and
297 vect_gen_vector_loop_niters.
299 2016-10-13 Bin Cheng <bin.cheng@arm.com>
301 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
304 2016-10-13 Bin Cheng <bin.cheng@arm.com>
306 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
307 adjust_vec automatically.
308 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
309 param exit_bb to guard_to.
310 (slpeel_checking_verify_cfg_after_peeling):
311 (set_prologue_iterations):
312 (create_lcssa_for_virtual_phi): New func which is factored out from
313 slpeel_tree_peel_loop_to_edge.
314 (slpeel_tree_peel_loop_to_edge):
315 (iv_phi_p): New func.
316 (vect_can_advance_ivs_p): Call iv_phi_p.
317 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
318 new gimple stmts in basic block.
319 (vect_do_peeling_for_loop_bound):
320 (vect_do_peeling_for_alignment):
321 (vect_gen_niters_for_prolog_loop): Rename to...
322 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
323 adjust implementation.
324 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
325 sizetype if necessary.
326 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
327 it to external function.
328 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
329 (vect_gen_vector_loop_niters_mult_vf): New.
330 (slpeel_update_phi_nodes_for_loops): New.
331 (slpeel_update_phi_nodes_for_guard1): Reimplement.
332 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
333 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
334 * tree-vect-loop.c (vect_build_loop_niters): Move to file
335 tree-vect-loop-manip.c
336 (vect_generate_tmps_on_preheader): Delete.
337 (vect_transform_loop): Rename vectorization_factor to vf. Call
338 vect_do_peeling instead of vect_do_peeling-* functions.
339 * tree-vectorizer.h (vect_do_peeling): New decl.
340 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
341 (vect_do_peeling_for_loop_bound): Delete.
342 (vect_do_peeling_for_alignment): Delete.
344 2016-10-13 Bin Cheng <bin.cheng@arm.com>
346 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
347 duplicated loop after its preheader and after the original loop.
349 2016-10-13 Bin Cheng <bin.cheng@arm.com>
351 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
352 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
354 2016-10-13 Bin Cheng <bin.cheng@arm.com>
356 * tree-vect-loop.c (vectorizable_live_operation): Support handling
357 for live variable outside loop but not in lcssa form.
359 2016-10-13 Bin Cheng <bin.cheng@arm.com>
361 * cfg.c (reset_original_copy_tables): New func.
362 * cfg.h (reset_original_copy_tables): New decl.
364 2016-10-13 Jakub Jelinek <jakub@redhat.com>
367 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
369 * varasm.c (default_binds_local_p_3): Formatting fix.
371 2016-10-13 Bin Cheng <bin.cheng@arm.com>
373 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
375 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
378 2016-10-13 Martin Liska <mliska@suse.cz>
380 PR tree-optimization/77943
381 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
382 a different EH landing pads.
384 2016-10-13 Jakub Jelinek <jakub@redhat.com>
387 * hooks.h (hook_tree_void_null): Declare.
388 * hooks.c (hook_tree_void_null): New function.
389 * langhooks.c (lhd_return_null_tree_v): Remove.
390 * langhooks-def.h (lhd_return_null_tree_v): Remove.
391 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
393 * function.c (stack_protect_epilogue): Likewise.
394 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
395 if TARGET_THREAD_SSP_OFFSET is defined.
396 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
397 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
398 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
399 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
400 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
401 (ix86_stack_protect_guard): New function.
403 2016-10-13 Richard Biener <rguenther@suse.de>
405 * dwarf2out.c (tree_add_const_value_attribute): Do not try
406 rtl_for_decl_init during early phase.
407 (gen_variable_die): Do not create locations during early phase.
408 (gen_label_die): Likewise.
409 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
412 2016-10-12 Richard Biener <rguenther@suse.de>
414 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
415 try_add_new_range and made to eturn new range.
416 (evrp_dom_walker::before_dom_children): Push op1 value range before
417 pushing op0 value range.
419 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
421 PR tree-optimization/77937
422 * gimple-ssa-strength-reduction.c (analyze_increments): Use
423 POINTER_TYPE_P on the candidate type to determine whether
424 candidates in this chain require pointer arithmetic.
426 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
428 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
429 correction if the type is smaller than a word.
430 (visium_select_cc_mode): Add ... fall through ... comment.
432 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
434 * config/rs6000/rs6000.c (machine_function): Add new fields
435 gpr_is_wrapped_separately and lr_is_wrapped_separately.
436 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
437 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
438 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
439 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
440 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
441 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
442 (rs6000_get_separate_components): New function.
443 (rs6000_components_for_bb): New function.
444 (rs6000_disqualify_components): New function.
445 (rs6000_emit_prologue_components): New function.
446 (rs6000_emit_epilogue_components): New function.
447 (rs6000_set_handled_components): New function.
448 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
449 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
450 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
451 (rs6000_emit_epilogue): Don't emit GPR restores if
452 gpr_is_wrapped_separately for that register. Don't make a
453 REG_CFA_RESTORE note for registers we did not restore, either.
455 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
457 * function.c (thread_prologue_and_epilogue_insns): Call
458 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
459 if it has possibly changed. Compute the split_prologue_seq and
460 epilogue_seq later, too.
461 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
462 (dump_components): New function.
463 (struct sw): New struct.
465 (init_separate_shrink_wrap): New function.
466 (fini_separate_shrink_wrap): New function.
467 (place_prologue_for_one_component): New function.
468 (spread_components): New function.
469 (disqualify_problematic_components): New function.
470 (emit_common_heads_for_components): New function.
471 (emit_common_tails_for_components): New function.
472 (insert_prologue_epilogue_for_components): New function.
473 (try_shrink_wrapping_separate): New function.
474 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
476 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
478 * regrename.c (build_def_use): Invalidate chains that have a
479 REG_CFA_RESTORE on some instruction.
481 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
483 * dce.c (delete_unmarked_insns): Don't delete instructions with
484 a REG_CFA_RESTORE note.
486 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
488 * common.opt (-fshrink-wrap-separate): New flag.
489 * doc/invoke.texi: Document it.
490 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
491 * doc/tm.texi: Regenerate.
492 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
493 * target.def (shrink_wrap): New hook vector.
494 (get_separate_components, components_for_bb, disqualify_components,
495 emit_prologue_components, emit_epilogue_components,
496 set_handled_components): New hooks.
498 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
500 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
501 vector return by reference only if -Wpsabi.
502 (rs6000_pass_by_reference): Similarly, for argument passing.
504 2016-10-12 David Malcolm <dmalcolm@redhat.com>
506 * function-tests.c: Include "print-rtl.h".
507 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
508 function, and verify what is dumped.
509 * print-rtl-function.c (print_edge): New function.
510 (begin_any_block): New function.
511 (end_any_block): New function.
512 (can_have_basic_block_p): New function.
513 (print_rtx_function): Track the basic blocks of insns in the
514 chain, wrapping those that are within blocks within "(block)"
515 directives. Remove the "(cfg)" directive.
517 2016-10-12 David Malcolm <dmalcolm@redhat.com>
519 * selftest.c (selftest::read_file): New function.
520 (selftest::test_read_file): New function.
521 (selftest::selftest_c_tests): Call test_read_file.
522 * selftest.h (selftest::read_file): New decl.
524 2016-10-12 Richard Biener <rguenther@suse.de>
527 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
530 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
532 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
534 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
535 dwarf2out_assembly_start.
537 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
539 * Makefile.in (SELFTEST_FLAGS): New variable.
540 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
542 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
545 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
547 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
550 2016-10-12 Martin Liska <mliska@suse.cz>
552 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
553 (gimple_fold_builtin_memory_op): Use the function.
554 (gimple_fold_builtin_strchr): Likewise.
555 (gimple_fold_builtin_strcat): Likewise.
556 (gimple_build): Likewise.
558 2016-10-12 Nathan Sidwell <nathan@acm.org>
560 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
562 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
564 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
565 equivalent 32-bit constant (modulo 2**32) when that yields
566 smaller instructions.
567 (size_of_int_loc_descriptor): Update accordingly.
569 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
571 * dwarf2out.c (dwarf2out_early_global_decl): For nested
572 functions, call dwarf2out_decl on the parent function first.
574 2016-10-12 Richard Biener <rguenther@suse.de>
576 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
579 2016-10-12 Richard Biener <rguenther@suse.de>
581 * tree-ssa-propagate.c
582 (substitute_and_fold_dom_walker::before_dom_children): Do not
583 ignore ASSERT_EXPRs but only preserve them.
584 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
585 that have been propagated into.
586 (vrp_finalize): Enable DCE for substitute_and_fold.
588 2016-10-12 Richard Biener <rguenther@suse.de>
590 PR tree-optimization/77920
591 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
592 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
593 (simplify_abs_using_ranges): Likewise.
594 (simplify_conversion_using_ranges): Likewise.
595 (simplify_stmt_using_ranges): Adjust.
597 2016-10-12 Jakub Jelinek <jakub@redhat.com>
599 PR tree-optimization/77929
600 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
601 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
603 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
606 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
607 needs a base register for arg 1.
609 2016-10-12 Jakub Jelinek <jakub@redhat.com>
611 * common.opt (Wimplicit-fallthrough) Turn into alias to
612 -Wimplicit-fallthrough=3. Remove EnabledBy.
613 (Wimplicit-fallthrough=): New option.
614 * gimplify.c (warn_implicit_fallthrough_r): Use
615 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
616 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
617 to -Wimplicit-fallthrough=3.
618 (-Wimplicit-fallthrough=): Document.
620 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
622 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
623 and GEU in DImode if TARGET_SUBXC.
624 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
625 (seqdi<W:mode>_zero_subxc): Delete.
626 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
627 (neg_seqdi<W:mode>_zero_vis3): Delete.
628 (plus_seqdi<W:mode>_zero): Likewise.
629 (minus_seqdi<W:mode>_zero): Likewise.
630 (plus_plus_sltu<W:mode>): Accept only register.
631 (addx<W:mode>): Likewise.
632 (plus_sltu<W:mode>_vis3): Likewise.
633 (plus_plus_sltu<W:mode>_vis3): Likewise.
634 (neg_sgeu<W:mode>_vis3): Delete.
635 (minus_sgeu<W:mode>_vis3): Likewise.
636 (addxc<W:mode>): Accept only registers.
637 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
638 (minus_neg_sltu<W:mode>_subxc): Accept only register.
639 (neg_plus_sltu<W:mode>_subxc): Likewise.
640 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
641 (minus_minus_sltu<W:mode>_subxc): Accept only register.
642 (sgeu<W:mode>_insn_subxc): Delete.
643 (plus_sgeu<W:mode>_subxc): Likewise.
644 (subxc<W:mode>): Accept only register.
645 (scc splitter): Split always GEU again.
647 2016-10-11 Jeff Law <law@redhat.com>
649 PR tree-optimization/77424
650 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
651 dead conditionals. Assert that all e->aux fields are NULL.
653 2016-10-11 David Malcolm <dmalcolm@redhat.com>
655 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
656 operand-printing "switch" statement into...
657 (print_rtx_operand_code_0): ...this new function, ...
658 (print_rtx_operand_code_e): ...this new function, ...
659 (print_rtx_operand_codes_E_and_V): ...this new function, ...
660 (print_rtx_operand_code_i): ...this new function, ...
661 (print_rtx_operand_code_r): ...this new function, ...
662 (print_rtx_operand_code_u): ...this new function, ...
663 (print_rtx_operand): ...and this new function.
665 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
667 * config/alpha/alpha-passes.def: New file.
668 * config/alpha/t-alpha: New file.
669 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
670 (make_pass_handle_trap_shadows): New prototype.
671 (make_pass_align_insns): Ditto.
672 * config/alpha/alpha.c (alpha_option_override): Don't register
674 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
676 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
679 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
680 distinct __ibm128 IBM extended double type if long doubles are
681 128-bits and the default format for long double is IEEE 128-bit.
683 2016-10-11 Richard Biener <rguenther@suse.de>
685 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
686 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
687 (verify_die): New function.
688 (dwarf2out_finish): Call it.
689 (output_line_info): Handle case of -gsplit-dwarf without
690 DWARF2_ASM_LINE_DEBUG_INFO.
692 2016-10-11 Richard Biener <rguenther@suse.de>
695 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
696 sub-chains of BLOCK_VARS and gimple_bind_vars.
698 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
700 * config/i386/znver1.md : Fix imov/imovx load type reservations.
702 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
704 * config/sparc/sparc.opt (msubxc): New option.
705 * doc/invoke.texi (SPARC options): Document it and tidy up.
706 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
707 * doc/tm.texi: Regenerate.
708 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
710 (CCX_NOOV): Rename into...
714 * config/sparc/predicates.m (fcc_register_operand): Simplify.
715 (fcc0_register_operand): Likewise.
716 (icc_register_operand): New.
717 (icc_or_fcc_register_operand): Simplify.
718 (nz_comparison_operator): New.
719 (c_comparison_operator): Likewise.
720 (noov_compare_operator): Rename into...
721 (icc_comparison_operator): ...this. Use above predicates.
722 (noov_compare64_operator): Rename into...
723 (v9_comparison_operator): ...this and tidy up.
724 (fcc_comparison_operator): New.
725 (icc_or_fcc_comparison_operator): Likewise.
726 (v9_register_compare_operator): Rename info...
727 (v9_register_comparison_operator): ...this.
728 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
729 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
731 (sparc_fixed_condition_code_regs): New function.
732 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
733 renaming and add support for CCC/CCXC.
734 (output_cbranch): Likewise.
735 (sparc_print_operand): Likewise.
736 (gen_v9_scc): Remove obsolete assertion.
737 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
738 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
739 (output_cbcond): Remove bogus handling of CC modes.
740 (sparc_register_move_cost): Return 100 for NO_REGS.
741 * config/sparc/sparc.md (W): New mode iterator.
742 (length): Adjust for noov_compare64_operator renaming.
743 (cmpsi_sne): New instruction.
744 (cmpdi_sne): Likewise.
745 (seqdi_special): Delete.
746 (seqdi_special): Likewise.
747 (snesi<P:mode>_special): Likewise.
748 (snedi_special): Likewise.
749 (snedi_special_vis3): Likewise.
750 (snesi patterns): Use W iterator.
751 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
752 (sltu patterns): Likewise.
753 (sgeu patterns): Likewise.
754 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
755 (normal_branch): Use icc_comparison_operator predicate.
756 (inverted_branch): Likewise.
757 (cbcond_sp32): Use comparison_operator predicate.
758 (cbcond_sp64): Likewise.
759 (normal_int_branch_sp64): Adjust for renaming
760 (inverted_int_branch_sp64): Likewise.
761 (mov<I:mode>_cc_reg_sp64): Likewise.
762 (movsf_cc_reg_sp6): Likewise.
763 (movdf_cc_reg_sp64): Likewise.
764 (movtf_cc_reg_hq_sp64): Likewise.
765 (movtf_cc_reg_sp64): Likewise.
766 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
767 (movsf_cc_v9): Likewise.
768 (movdf_cc_v9): Likewise.
769 (movtf_cc_hq_v9): Likewise.
770 (movtf_cc_v9): Likewise.
771 (adddi3): Call gen_adddi3_sp32.
772 (adddi3_insn_sp32): Rename to...
773 (adddi3_sp32): ...this. Accept only register_operand as operand #1
774 and use CCCmode for the carry.
775 (addx_extend_sp32): Use CCCmode for the carry.
776 (addx_extend_sp64): Delete.
777 (adddi3_extend_sp32): Use CCCmode for the carry.
778 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
779 (subdi3): Call gen_subdi3_sp32.
780 (subdi3_insn_sp32): Rename to...
781 (subdi3_sp32): ...this and use CCmode for the carry.
782 (subx_extend_sp32): Use CCCmode for the carry.
783 (subx_extend_sp64): Delete.
784 (subdi3_extend_sp32): Use CCmode for the carry.
785 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
786 (negdi3): Call gen_negdi3_sp32.
787 (negdi3_sp32): Use CCCmode for the carry.
788 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
789 (cmp_nz_ashift_1): Use CCNZ mode.
790 (cmp_nz_set_ashift_1): Likewise.
791 (ctrapsi4): Use comparison_operator predicate.
792 (ctrapdi4): Likewise.
793 (trapsi_insn): Use icc_comparison_operator predicate.
794 (trapdi_insn): Likewise.
795 (edge8 patterns): Use CCNZmode.
796 (edge16 patterns): Likewise.
797 (edge32 patterns): Likewise.
799 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
801 * config/visium/visium-modes.def (CC_NOOV): Rename into...
803 (CC_BTST): Rename into...
805 * config/visium/predicates.md (real_add_operand): New.
806 (visium_btst_operator): Rename into...
807 (visium_equality_comparison_operator): ...this.
808 (visium_noov_operator): Rename into...
809 (visium_nz_comparison_operator): ...this.
810 (visium_c_comparison_operator): New.
811 (visium_branch_operator): Adjust and deal with all CC modes.
812 * config/visium/visium.c (visium_adjust_cost): Adjust.
813 (visium_split_double_add): Use the *_set_carry patterns.
814 (visium_select_cc_mode): Add support for CCC mode and adjust.
815 (output_cbranch): Adjust and use the carry-based operators for
816 floating-point comparisons.
817 * config/visium/visium.md (flags_subst_arith): Adjust.
818 (addsi3_insn_set_carry): New instruction.
819 (subsi3_insn_set_carry): Likewise.
820 (negsi2_insn_set_carry): Likewise.
822 (cmp<mode>_sne): Likewise.
823 (cbranch<mode>4): Use ordered_comparison_operator.
824 (cbranch<mode>4_insn): Likewise.
825 (cbranchsi4_btst_insn): Adjust.
827 2016-10-11 Tom de Vries <tom@codesourcery.com>
830 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
833 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
835 * tree.h (build_complex_type): Add second parameter with default.
836 * tree.c (build_complex_type): Add NAMED second parameter and adjust
837 recursive call. Create a TYPE_DECL only if NAMED is true.
838 (build_common_tree_nodes): Pass true in calls to build_complex_type.
840 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
842 New avr-passes.def to register AVR specific passes.
844 * config/avr/avr-passes.def: New file.
845 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
846 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
847 (make_avr_pass_recompute_note): New proto.
848 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
849 (avr_pass_recompute_notes): Use anonymous namespace.
850 (avr_register_passes): Remove function...
851 (avr_option_override): ...and its call.
853 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
855 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
856 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
857 PTF_AVOID_BRANCHLIKELY_SPEED for others.
858 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
860 * config/mips/mips.c (mips_option_override): Enable the branch
861 likely depending on the tune flags and optimization level.
862 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
863 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
864 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
865 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
867 2016-10-11 Richard Biener <rguenther@suse.de>
869 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
870 (output_function): Properly stream the whole block tree.
871 * lto-streamer-in.c (input_function): Likewise.
873 2016-10-11 Marek Polacek <polacek@redhat.com>
875 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
877 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
879 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
880 (evrp_dom_walker::before_dom_children): Infer and push new value
881 ranges for x in y < x.
883 2016-10-10 Joseph Myers <joseph@codesourcery.com>
886 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
887 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
888 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
889 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
890 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
891 (IA64_NO_LIBGCC_TFMODE): Likewise.
893 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
895 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
898 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
900 * config.gcc: Add aarch64-*-freebsd* support.
901 * config.host: Likewise.
902 * config/aarch64/aarch64-freebsd.h: New file.
903 * config/aarch64/t-aarch64-freebsd: Ditto.
905 2016-10-10 Jeff Law <law@redhat.com>
907 PR tree-optimization/71947
908 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
909 B with A within a single statement.
911 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
913 PR tree-optimization/77824
914 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
915 zero cost for copies.
916 (find_candidates_dom_walker::before_dom_children): Replace
917 MODIFY_EXPR with SSA_NAME.
918 (replace_mult_candidate): Likewise.
919 (replace_profitable_candidates): Likewise.
921 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
923 * config/s390/s390.h: Wrap more macros args in brackets and fix
925 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
927 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
929 2016-10-10 Andreas Schwab <schwab@suse.de>
932 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
933 pseudo is not DImode.
935 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
937 * common/config/arc/arc-common.c (arc_option_optimization_table):
938 Remove compact casesi option.
939 * config/arc/arc.c (arc_override_options): Use compact casesi
940 option only for pre-ARCv2 cores.
941 * doc/invoke.texi (mcompact-casesi): Update text.
943 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
945 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
946 Add macro to say we can efficiently handle overlapping unaligned
948 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
949 poor code for processors older than p8.
951 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
953 * gen-pass-instances.awk: Remove GNUism.
955 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
957 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
958 NULL of (*ipcp_transformations)][node->uid].
960 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
962 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
963 (MALLOC_ABI_ALIGNMENT): Define.
965 2016-10-09 Jakub Jelinek <jakub@redhat.com>
967 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
968 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
969 VAR_OR_FUNCTION_DECL_P macros.
970 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
971 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
972 chkp_find_bounds_1): Likewise.
973 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
974 * hsa-gen.c (get_symbol_for_decl): Likewise.
975 * cgraphunit.c (check_global_declaration, analyze_functions,
976 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
978 * gimple-fold.c (can_refer_decl_in_current_unit_p,
979 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
981 * tree.c (set_decl_section_name, copy_node_stat,
982 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
983 merge_dllimport_decl_attributes, handle_dll_attribute,
984 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
985 verify_type): Likewise.
986 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
987 find_explicit_erroneous_behavior): Likewise.
988 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
989 * ipa.c (process_references): Likewise.
990 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
991 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
992 notice_global_symbol, assemble_variable, mark_decl_referenced,
993 build_constant_desc, output_constant_def_contents, do_assemble_alias,
994 make_decl_one_only, default_section_type_flags,
995 categorize_decl_for_section, default_encode_section_info): Likewise.
996 * trans-mem.c (requires_barrier): Likewise.
997 * gimple-expr.c (mark_addressable): Likewise.
998 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
999 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1000 expand_debug_expr): Likewise.
1001 * tree-dump.c (dequeue_and_dump): Likewise.
1002 * ubsan.c (instrument_bool_enum_load): Likewise.
1003 * tree-pretty-print.c (print_declaration): Likewise.
1004 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1005 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1006 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1007 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1008 pass_build_ssa::execute): Likewise.
1009 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1010 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1012 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1014 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1015 can_be_nonlocal, remap_decls, copy_debug_stmt,
1016 initialize_inlined_parameters, add_local_variables,
1017 reset_debug_binding, replace_locals_op): Likewise.
1018 * dse.c (can_escape): Likewise.
1019 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1021 * tree-diagnostic.c (default_tree_printer): Likewise.
1022 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1023 unpack_ts_decl_with_vis_value_fields,
1024 lto_input_ts_decl_common_tree_pointers): Likewise.
1025 * builtins.c (builtin_save_expr, fold_builtin_expect,
1026 readonly_data_expr): Likewise.
1027 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1028 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1030 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1031 * gimplify.c (force_constant_size, gimplify_bind_expr,
1032 gimplify_decl_expr, gimplify_var_or_parm_decl,
1033 gimplify_compound_lval, gimplify_init_constructor,
1034 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1035 gimplify_type_sizes): Likewise.
1036 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1037 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1038 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1039 remove_unused_locals): Likewise.
1040 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1041 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1042 * function.c (instantiate_expr, instantiate_decls_1,
1043 setjmp_vars_warning, add_local_decl): Likewise.
1044 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1046 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1047 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1048 optimize_va_list_gpr_fpr_size): Likewise.
1049 * tree-nrv.c (pass_nrv::execute): Likewise.
1050 * tsan.c (instrument_expr): Likewise.
1051 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1052 * vtable-verify.c (verify_bb_vtables): Likewise.
1053 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1054 get_ref_base_and_extent): Likewise.
1055 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1057 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1058 analyze_all_variable_accesses): Likewise.
1059 * tree-nested.c (get_nonlocal_debug_decl,
1060 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1061 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1062 get_local_debug_decl, convert_local_omp_clauses,
1063 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1065 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1066 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1067 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1068 dbxout_symbol, dbxout_common_check): Likewise.
1069 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1070 string_constant): Likewise.
1071 * hsa.c (hsa_get_declaration_name): Likewise.
1072 * passes.c (rest_of_decl_compilation): Likewise.
1073 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1074 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1075 pack_ts_decl_with_vis_value_fields,
1076 write_ts_decl_common_tree_pointers): Likewise.
1077 * stor-layout.c (place_field): Likewise.
1078 * symtab.c (symtab_node::maybe_create_reference,
1079 symtab_node::verify_base, symtab_node::make_decl_local,
1080 symtab_node::copy_visibility_from,
1081 symtab_node::can_increase_alignment_p): Likewise.
1082 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1083 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1084 fortran_common, add_location_or_const_value_attribute,
1085 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1086 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1087 optimize_one_addr_into_implicit_ptr,
1088 optimize_location_into_implicit_ptr): Likewise.
1089 * gimple-low.c (record_vars_into): Likewise.
1090 * ipa-visibility.c (update_vtable_references): Likewise.
1091 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1093 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1094 DFS::DFS_write_tree_body, write_symbol): Likewise.
1095 * langhooks.c (lhd_warn_unused_global_decl,
1096 lhd_set_decl_assembler_name): Likewise.
1097 * attribs.c (decl_attributes): Likewise.
1098 * except.c (output_ttype): Likewise.
1099 * varpool.c (varpool_node::get_create, ctor_for_folding,
1100 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1101 * fold-const.c (fold_unary_loc): Likewise.
1102 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1103 ipa_find_agg_cst_from_init): Likewise.
1104 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1105 expand_omp_target, lower_omp_regimplify_p,
1106 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1107 find_link_var_op): Likewise.
1108 * tree-chrec.c (chrec_contains_symbols): Likewise.
1109 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1110 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1111 execute_fixup_cfg): Likewise.
1113 PR tree-optimization/77901
1114 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1115 if ranges[i].exp is SSA_NAME when looking for >= and only when
1116 ranges[i].exp is NULL or SSA_NAME when looking for the other
1119 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1121 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1122 (ipcp_param_lattices): Remove field alignment.
1123 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1124 (set_all_contains_variable): Remove call to
1125 ipcp_alignment_lattice::set_to_bottom.
1126 (initialize_node_lattices): Likewise.
1127 (propagate_alignment_accross_jump_function): Remove.
1128 (propagate_constants_accross_call): Remove call to
1129 propagate_alignment_accross_jump_function.
1130 (ipcp_store_alignment_results): Remove.
1131 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1132 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1133 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1134 pretty-printing of alignment jump function.
1135 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1136 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1137 alignments and remove computing ipa_alignment jump function.
1138 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1139 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1140 (ipa_read_jump_function): Remove reading of ipa_alignment.
1141 (write_ipcp_transformation_info): Remove streaming for alignment
1142 propagation summary.
1143 (read_ipcp_transformation_info): Remove reading of alignment
1144 propagation summary.
1145 (ipcp_update_alignments): Remove.
1146 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1148 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1149 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1150 * ipa-prop.h (ipa_alignment): Remove.
1151 (ipa_jump_func): Remove field alignment.
1152 (ipcp_transformation_summary): Remove field alignments.
1153 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1154 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1155 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1157 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1159 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1161 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1163 (visium_expand_fp_cstore): Likewise.
1165 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1167 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1168 * diagnostic.c (warning_at_rich_loc_n): New function.
1169 (diagnostic_n_impl_richloc): Likewise.
1170 (diagnostic_n_impl): Move most of the function to
1171 diagnostic_n_impl_richloc and call it.
1173 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1175 * gen-pass-instances.awk: Rewritten.
1176 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1177 $(PASSES_EXTRA) after passes.def to the script.
1178 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1179 * config/i386/i386-passes.def: New file.
1180 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1181 make_pass_stv): Declare.
1182 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1184 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1186 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1187 (pass_stv::timode_p): New non-static data member.
1188 (ix86_option_override): Don't register passes here.
1190 * doc/invoke.texi: Document accepting Else, fallthrough.
1192 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1195 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1196 FALLTHRU comment styles.
1198 2016-10-07 Andrew Pinski <apinski@cavium.com>
1200 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1201 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1202 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1204 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1206 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1208 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1209 (AARCH64_ARCH): Likewise.
1210 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1212 (AARCH64_CORE): Likewise.
1213 (AARCH64_ARCH): Likewise.
1214 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1215 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1216 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1217 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1218 (AARCH64_ARCH): Likewise.
1219 (AARCH64_CORE): Likewise.
1220 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1221 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1222 (AARCH64_CORE): Likewise.
1223 (AARCH64_ARCH): Likewise.
1225 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1227 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1228 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1229 floating point type infrastructre, and -mfloat128 that enables the
1230 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1231 if -mfloat128-type. Define __ibm128 to be long double by default.
1232 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1233 the IEEE 128-bit floating point type infrastructure should
1234 automatically be enabled.
1235 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1236 instead of -mfloat128 to enable KFmode.
1237 (rs6000_option_override_internal): Split the option -mfloat128
1238 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1239 systems, automatically set -mfloat128-type, but don't enable it on
1240 other operating systems. Move setting the long double size and
1241 IEEE quad support before the IEEE 128-bit floating point changes.
1242 (rs6000_init_builtins): Do not create a unique type for __ibm128
1243 if long double is IBM extended double, instead rely on __ibm128
1244 being defined as 'long double'. If -mfloat128-type and not
1245 -mfloat128, create the KFmode type with an undocumented __ieee128
1247 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1248 -mfloat128 for tests about the types, but keep tests for
1249 -mfloat128 to enable the keyword support.
1250 (rs6000_complex_function_value): Likewise.
1251 (rs6000_scalar_mode_supported_p): Likewise.
1252 (rs6000_floatn_mode): Likewise.
1253 (rs6000_c_mode_for_suffix): Likewise.
1254 (rs6000_opt_masks): Add -mfloat128-type.
1255 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1256 -mfloat128-type being split from -mfloat128. Add
1257 -mfloat128-hardware, which was missing.
1258 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1259 -mfloat128 and -mfloat128-type:
1260 (-mfloat128-type): Likewise.
1261 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1262 that 64-bit Linux systems with enable -mfloat128-type by default
1264 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1265 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1266 -mfloat128-type instead of -mfloat128.
1267 (FLOAT128_2REG_P): Likewise.
1268 (MASK_FLOAT128_TYPE): Likewise.
1269 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1270 (RS6000_BTM_FLOAT128): Likewise.
1271 (TARGET_FLOAT128): Poison old identifiers.
1272 (OPTION_MASK_FLOAT128): Likewise.
1273 (MASK_FLOAT128): Likewise.
1274 * config/rs6000/rs6000.md (FP): Likewise.
1275 (FLOAT128): Likewise.
1276 (fix_trunc<mode>di2): Likewise.
1277 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1278 (floatdi<mode>2): Likewise.
1279 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
1280 (neg<mode>2, FLOAT128 iterator): Likewise.
1281 (abs<mode>2, FLOAT128 iterator): Likewise.
1282 (ieee_128bit_negative_zero): Likewise.
1283 (ieee_128bit_vsx_neg<mode>2): Likewise.
1284 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
1285 (ieee_128bit_vsx_abs<mode>2): Likewise.
1286 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1287 (ieee_128bit_vsx_nabs<mode>2): Likewise.
1288 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1289 (extendiftf2): Likewise.
1290 (extendifkf2): Likewise.
1291 (extendtfkf2): Likewise.
1292 (trunciftf2): Likewise.
1293 (truncifkf2): Likewise.
1294 (trunckftf2): Likewise.
1295 (trunctfif2): Likewise.
1296 (extendkftf2): Likewise.
1297 (trunctfkf2): Likewise.
1299 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1301 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
1302 before merging in bytes to pass down to real_from_target.
1304 2016-10-07 Richard Biener <rguenther@suse.de>
1306 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
1308 (substitute_and_fold_dom_walker::before_dom_children):
1309 Substitute and fold before pass specific folding to avoid
1310 feeding that with SSA names that will be later released.
1311 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
1312 introduced by folding and visited by evaluate_stmt called during
1314 (likely_value): Likewise.
1315 (evaluate_stmt): Likewise.
1316 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
1317 (simplify_div_or_mod_using_ranges): Likewise.
1318 (simplify_min_or_max_using_ranges): Likewise.
1319 (simplify_abs_using_ranges): Likewise.
1320 (simplify_conversion_using_ranges): Likewise.
1321 (simplify_float_conversion_using_ranges): Likewise.
1322 (simplify_stmt_using_ranges): Likewise.
1324 2016-10-07 Marek Polacek <polacek@redhat.com>
1326 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
1327 FALLTHROUGH_LABEL_P here...
1328 (warn_implicit_fallthrough_r): ...not here.
1330 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
1332 PR tree-optimization/77880
1333 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
1336 2016-10-07 Marek Polacek <polacek@redhat.com>
1339 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
1341 2016-10-07 Richard Biener <rguenther@suse.de>
1343 * bitmap.h: Document constraints on bitmap modification while
1346 2016-10-07 Richard Biener <rguenther@suse.de>
1348 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
1349 * bitmap.h (bmp_iter_set): When advancing to the next element
1350 check that we didn't remove the current one.
1351 (bmp_iter_and): Likewise.
1352 (bmp_iter_and_compl): Likewise.
1353 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
1354 we currently iterate on but keep a one-level queue.
1355 * sched-deps.c (remove_from_deps): Do not clear current bit
1356 but keep a one-level queue.
1358 2016-10-07 Jakub Jelinek <jakub@redhat.com>
1360 PR tree-optimization/77664
1361 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
1362 for the other ranges.
1363 (optimize_range_tests_diff): Fix up formatting.
1364 (optimize_range_tests_var_bound): New function.
1365 (optimize_range_tests): Use it.
1367 2016-10-07 Martin Liska <mliska@suse.cz>
1369 * coverage.c (build_gcov_exit_decl): Fix priority what
1370 should be really 99.
1372 2016-10-07 Richard Biener <rguenther@suse.de>
1374 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
1375 vars in gimple_bind_vars but not in BLOCK_VARS.
1377 2016-10-07 Richard Biener <rguenther@suse.de>
1379 PR tree-optimization/77879
1380 * tree-ssa-structalias.c (handle_const_call): Properly handle
1382 (handle_pure_call): Likewise.
1384 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1386 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
1387 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
1390 2016-10-06 Andrew Pinski <apinski@cavium.com>
1392 * config/aarch64/aarch64-cores.def: Add a comment before each
1395 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1397 PR tree-optimization/77862
1398 * tree-vrp.c (add_equivalence): Use get_value_range so that
1399 num_vr_values is checked before accessing vr_values.
1401 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1403 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1406 2016-10-05 Jeff Law <law@redhat.com>
1408 PR tree-optimization/71661
1409 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1410 removal of a forwarder exposes a new natural loop.
1412 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1415 Introduce ssesuffix variable.
1416 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1417 (*<code><mode>3): Ditto.
1419 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1421 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1424 2016-10-06 Richard Biener <rguenther@suse.de>
1426 PR tree-optimization/77855
1427 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1428 instead of removing the current item while iterating over the set
1431 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1432 Eric Botcazou <ebotcazou@adacore.com>
1435 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1436 (classify_registers): Don't set it
1437 (function_arg_slotno): Don't initialize and test it. Tidy up.
1439 2016-10-06 Richard Biener <rguenther@suse.de>
1441 PR tree-optimization/77839
1442 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1445 2016-10-06 Martin Liska <mliska@suse.cz>
1447 * gcc.c: Set -fprofile-update=atomic when profiling is
1448 enabled and -pthread is set. Warn when one combines
1449 -pthread and -fprofile-update=single for an app using
1452 2016-10-06 Martin Liska <mliska@suse.cz>
1455 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1456 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1457 Initialize a pointer to NULL.
1458 (slsr_process_copy): Likewise.
1459 * input.c (location_get_source_line): Likewise.
1460 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1462 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1464 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1465 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1466 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1467 * config.gcc: Deleted pcommitintrin.h
1468 * config/i386/pcommitintrin.h: Deleted file.
1469 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1470 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1472 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1474 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1475 (PTA_PCOMMIT): Deleted define.
1476 (ix86_option_override_internal): Deleted handle of option.
1477 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1478 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1479 __builtin_ia32_pcommit): Deleted.
1480 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1481 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1482 (pcommit): Deleted instruction.
1483 * config/i386/i386.opt: Mention -mpcommit deprecation.
1484 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1486 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1489 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1490 Remove wrong assert.
1491 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1492 Use <round_constraint> as operand 1 constraint.
1494 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1497 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1498 (ubsan_instrument_float_cast): And not here.
1501 * ubsan.c (ubsan_ids): New GTY(()) array.
1502 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1503 instead of static local counters.
1505 2016-10-05 Martin Sebor <msebor@redhat.com>
1508 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1509 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1510 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1511 (default_printf_pointer_format): Define function.
1512 * targhooks.c (linux_printf_pointer_format): Define new function.
1513 * targhooks.h (linux_printf_pointer_format): Declare.
1514 (gnu_libc_printf_pointer_format): Remove declaration.
1516 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1518 * fold-const.c (native_encode_real): Fix logic for selecting offset
1519 to write to when BYTES_BIG_ENDIAN.
1521 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1523 * builtins.c (fold_builtin_strchr): Remove function.
1524 (fold_builtin_strrchr): Likewise.
1525 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1526 * gimple-fold.c (target_char_cst_p): New function.
1527 (gimple_fold_builtin_strchr) Add more foldings.
1528 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1530 2016-10-05 Richard Biener <rguenther@suse.de>
1533 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1534 capture ids in c-exprs.
1536 2016-10-05 Richard Biener <rguenther@suse.de>
1539 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1540 with types_match for GIMPLE code gen to handle type mismatched
1542 (dt_operand::gen): Adjust.
1543 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1546 2016-10-05 Richard Biener <rguenther@suse.de>
1548 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1550 2016-10-05 Richard Biener <rguenther@suse.de>
1553 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1555 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1557 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1558 version check to protect only DW_TAG_imported_module generation.
1560 2016-10-05 Richard Biener <rguenther@suse.de>
1563 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1565 2016-10-04 Ian Lance Taylor <iant@golang.org>
1567 * explow.c (allocate_dynamic_stack_space): Call
1568 do_pending_stack_adjust before handling flag_split_stack.
1570 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1572 * genattrtab.c (make_internal_attr): Supply dummy column number to
1575 * genoutput.c (init_insn_for_nothing): Likewise.
1576 * gensupport.c (add_define_attr): Likewise.
1577 * read-md.c (message_at_1): Print column number.
1578 (fatal_with_file_and_line): Likewise.
1579 (rtx_reader::read_char): Track column numbers.
1580 (rtx_reader::unread_char): Likewise.
1581 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1582 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1583 (rtx_reader::handle_file): Initialize m_read_md_colno.
1584 (rtx_reader::get_current_location): Supply column number to
1586 * read-md.h (struct file_location): Add field "colno".
1587 (file_location::file_location): Likewise.
1588 (rtx_reader::get_colno): New accessor.
1589 (rtx_reader::m_read_md_colno): New field.
1590 (rtx_reader::m_last_line_colno): New field.
1592 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1594 * doc/extend.texi (Java Exceptions): Remove.
1595 (java_interface): Remove.
1597 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1599 PR tree-optimization/77808
1600 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1601 and addr are different before copying points-to information.
1603 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1605 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1606 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1607 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1608 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1610 2016-10-04 Richard Biener <rguenther@suse.de>
1612 PR tree-optimization/77399
1613 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1614 verify the target can convert.
1616 2016-10-04 Richard Biener <rguenther@suse.de>
1619 * explow.c (plus_constant): Verify the mode of the constant
1620 pool offset before calling plus_constant.
1622 2016-10-04 Richard Biener <rguenther@suse.de>
1625 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1626 type support, mark with :C.
1627 (X / -X -> -1): Mark with :C.
1629 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1631 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1632 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1633 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1634 * doc/tm.texi: Regenerated.
1635 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1636 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1637 * config/darwin.h (JCR_SECTION_NAME): Remove.
1638 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1639 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1640 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1641 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1642 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1643 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1645 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1647 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1648 between "because" and "param" in dump message in call to fprintf.
1650 2016-10-03 Jeff Law <law@redhat.com>
1652 PR tree-optimization/71550
1653 PR tree-optimization/71403
1654 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1655 (profitable_jump_thread_path): Also return boolean indicating if
1656 the realized path will create an irreducible loop.
1657 Remove loop depth tests from 71403.
1658 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1659 from 71403. If threading will create an irreducible loop, then
1660 throw away loop iteration and related information.
1662 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1664 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1665 -Woverloaded-virtual checks for warning options.
1666 * configure: Regenerate.
1668 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1670 PR preprocessor/77699
1671 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1672 (get_next_line): Return false on error.
1673 (read_next_line): Removed, use get_next_line instead.
1674 (read_line_num): Don't copy the line.
1675 (location_get_source_line): Don't use static data.
1676 (selftest::test_reading_source_line): Add more test cases.
1678 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1681 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1683 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1684 (noce_process_if_block): Use it.
1686 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1688 * doc/invoke.texi: Update -Wint-in-bool-context.
1690 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1692 * dwarf2out.c (output_fde, output_call_frame_info,
1693 dwarf2out_do_cfi_startproc, set_indirect_string,
1694 gen_internal_sym, output_die, output_line_info): Use
1695 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1696 ASM_GENERATE_INTERNAL_LABEL output.
1698 2016-10-01 Richard Biener <rguenther@suse.de>
1701 * genmatch.c (get_operand_type): Add operand position arg
1702 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1703 (expr::gen_transform): Adjust.
1704 (dt_simplify::gen_1): Likewise.
1706 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1708 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1709 comments. Simplify asserts, remove unnecessary conditions.
1711 (*<code><mode>3): Likewise.
1713 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1715 * doc/invoke.texi (-Wregister): Document.
1717 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1719 * configure.ac: Split CHECKING_P into CHECKING_P and
1720 ENABLE_EXTRA_CHECKING.
1721 * configure: Regenerated.
1722 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1723 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1725 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1728 * gcc.c (process_command): For @filename handling, output
1729 the correct name if the file does not exist.
1731 2016-09-30 Marek Polacek <polacek@redhat.com>
1733 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1734 * config/alpha/predicates.md: Likewise.
1736 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1738 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1739 (noce_process_if_block): Use it.
1741 2016-09-30 Martin Liska <mliska@suse.cz>
1743 * doc/invoke.texi: Document asan-use-after-return that
1744 it's disabled by default in runtime.
1746 2016-09-30 Richard Biener <rguenther@suse.de>
1748 * tree-vrp.c (intersect_ranges): If we failed to handle
1749 the intersection choose a constant singleton range if available.
1751 2016-09-30 Richard Biener <rguenther@suse.de>
1753 PR tree-optimization/77399
1754 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1755 float <-> int conversions.
1757 2016-09-30 Alan Modra <amodra@gmail.com>
1759 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1761 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1763 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1764 ext_level before calling CPUID with 0x80000008.
1765 Simplify xgetbv checks.
1767 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1769 * Makefile.in (OBJS): Add print-rtl-function.o.
1770 * print-rtl-function.c: New file.
1771 * print-rtl.h (print_rtx_function): New decl.
1773 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1776 * config/i386/cpuid.h (__get_cpuid_count): New.
1777 (__get_cpuid): Rename __level to __leaf.
1779 2016-09-29 Marek Polacek <polacek@redhat.com>
1781 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1783 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1785 * builtins.c (expand_builtin_memcmp): don't swap args unless
1786 result is only being compared with zero.
1788 2016-09-29 Marek Polacek <polacek@redhat.com>
1790 * dwarf2out.c (loc_descriptor): Add fall through comment.
1791 (add_const_value_attribute): Likewise.
1793 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1795 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1796 with "v6t2". Move "arch" attribute above "pool_range".
1797 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1799 (*thumb2_movhi_vfp): Likewise.
1800 (*arm_movhi_fp16): Likewise.
1801 (*thumb2_movhi_fp16): Likewise.
1802 (*arm_movsi_vfp): Remove "arch" attribute.
1803 (*thumb2_movsi_vfp): Likewise.
1805 2016-09-29 Martin Liska <mliska@suse.cz>
1807 * doc/extend.texi: Remove limitation of Objective C for
1808 __attribute__((constructor)) and __attribute__((destructor)).
1810 2016-09-29 Richard Biener <rguenther@suse.de>
1812 PR tree-optimization/77768
1813 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1814 Handle stores to readonly memory when removing redundant stores.
1816 2016-09-29 Richard Biener <rguenther@suse.de>
1819 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1820 X / -X -> -1 simplifications.
1822 2016-09-29 Richard Biener <rguenther@suse.de>
1825 * match.pd: Add max(a,-a) -> abs(a) pattern.
1826 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1827 HONOR_SIGNED_ZEROS types.
1829 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1831 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1832 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1834 2016-09-29 Richard Biener <rguenther@suse.de>
1836 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1837 writing to vr_const_varying.
1838 (vrp_initialize): Call it.
1839 (vrp_visit_stmt): Likewise.
1840 (evrp_dom_walker::before_dom_children): Likewise.
1842 2016-09-29 Richard Biener <rguenther@suse.de>
1844 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1845 constructors with vector elements.
1847 2016-09-29 Richard Biener <rguenther@suse.de>
1849 PR tree-optimization/77768
1850 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1851 with stores to a place we know has a constant value.
1853 2016-09-29 Alan Modra <amodra@gmail.com>
1855 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1856 * doc/invoke.texi: Document it.
1857 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1858 (rs6000_passes_float): Comment.
1859 (rs6000_passes_long_double): New static var.
1860 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1861 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1862 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1863 to include fp values returned in vectors.
1864 Set rs6000_passes_long_double.
1865 (rs6000_function_arg_advance_1): Likewise for function args.
1866 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1867 and SPE. Emit long double tag value too.
1868 (rs6000_opt_vars): Add gnu-attr.
1869 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1870 * configure: Regenerate.
1871 * config.in: Regenerate.
1873 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1875 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1877 (format_floating, format_string, format_directive,
1878 get_destination_size, pass_sprintf_length::handle_gimple_call):
1881 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1883 * gimple-ssa-sprintf.c: Fix comment formatting.
1884 (format_integer): Use is_gimple_assign.
1885 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1886 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1887 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1888 (pass_sprintf_length::execute): Use is_gimple_call.
1890 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1892 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1893 strchr, also try the generic folding.
1895 2016-09-28 Martin Sebor <msebor@redhat.com>
1898 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1901 2016-09-28 Martin Sebor <msebor@redhat.com>
1904 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1905 length modifier is not expected.
1906 (format_floating): Ignore l length modifier and fail gracefuly
1907 when it isn't one of the other expected ones.
1909 2016-09-28 Martin Sebor <msebor@redhat.com>
1912 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1914 2016-09-27 Richard Biener <rguenther@suse.de>
1916 * dwarf2out.c (cu_die_list): New global.
1917 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1918 main_comp_unit_die to cu_die_list if we created it.
1919 Move break_out_includes ...
1920 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1923 2016-09-28 Richard Biener <rguenther@suse.de>
1925 * dwarf2out.c (struct die_struct): Add removed flag.
1926 (lookup_type_die): If the DIE is marked as removed, clear
1927 TYPE_SYMTAB_DIE and return NULL.
1928 (lookup_decl_die): If the DIE is marked as removed, remove it
1929 from the hash and return NULL.
1930 (mark_removed): New helper.
1931 (prune_unused_types_prune): Call it for removed DIEs.
1932 (gen_subprogram_die): Move the premark_used_types call to after
1933 DIEs for the functions scopes are generated.
1934 (process_scope_var): Do not re-create pruned types or type decls.
1935 Make sure to also re-parent type decls.
1936 (dwarf2out_finish): Move unused type pruning and debug_types
1938 (dwarf2out_early_finish): ... here.
1940 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1942 * config/arc/arc-c.c: New file.
1943 * config/arc/arc-c.def: Likewise.
1944 * config/arc/t-arc: Likewise.
1945 * config.gcc: Include arc-c.o as c and cpp object.
1946 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1947 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1948 arc_cpu_cpp_builtins.
1950 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1952 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1953 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1955 2016-09-28 Nathan Sidwell <nathan@acm.org>
1957 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1960 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1962 PR tree-optimization/61056
1963 * gimple-fold.c (gimple_fold_builtin_strchr):
1964 New function to optimize strchr (s, 0) to strlen.
1965 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1967 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1969 PR tree-optimization/77724
1970 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1971 Add tree_fits_shwi_p check.
1973 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1975 * auto-inc-dec.c (try_merge): Remove break after return.
1976 * cselib.c (autoinc_split): Likewise.
1977 * explow.c (promote_mode): Likewise.
1978 * fixed-value.c (fixed_arithmetic): Likewise.
1979 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1980 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1981 * trans-mem.c (get_attrs_for): Likewise.
1982 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1983 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1984 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1985 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1986 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1987 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1988 * config/cris/cris.c (cris_op_str): Likewise.
1989 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1990 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1992 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1994 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1995 IFN_GOACC_REDUCTION_CODES): New.
1996 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1997 ifn_goacc_reduction_kind): Use them.
1998 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1999 of internal functions, when applicable.
2001 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2003 * config/mips/constraints.md (d): Fix documentation.
2004 * doc/md.texi (Machine Constraints): Update accordingly.
2006 2016-09-27 Richard Biener <rguenther@suse.de>
2008 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2009 cur_line_info_table initialization ...
2010 (dwarf2out_assembly_start): ... here.
2012 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2014 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2015 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2016 (*thumb2_movhi_vfp): Likewise.
2017 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2018 template. Expand predicable attribute to mark VMOV.F16 as not
2019 predicable. Add "arch" attribute.
2020 (*thumb2_movhi_fp16): Likewise.
2021 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2022 (*thumb2_movsi_vfp): Add "arch" attribute.
2024 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2026 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2029 2016-09-27 Marek Polacek <polacek@redhat.com>
2031 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2034 * config/c6x/c6x.h: Adjust fall through comment.
2035 * config/sh/sh.c (final_prescan_insn): Likewise.
2036 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2037 (visium_expand_fp_cstore): Likewise.
2039 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2041 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2042 expected by -Wimplicit-fallthrough.
2043 (thumb1_size_rtx_costs): Likewise.
2044 (thumb2_reorg): Likewise.
2045 (tls_mentioned_p): Add "Fall through" comment.
2046 (thumb2_reorg): Likewise.
2047 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2048 comment form expected by -Wimplicit-fallthrough.
2050 2016-09-27 Martin Liska <mliska@suse.cz>
2052 PR gcov-profile/46266
2053 * input.h (RESERVED_LOCATION_P): New macro.
2054 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2055 instread of comparison with UNKNOWN_LOCATION.
2057 2016-09-27 Richard Biener <rguenther@suse.de>
2059 PR tree-optimization/77745
2060 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2061 When removing redundant stores make sure to check compatibility
2062 of the TBAA state for downstream accesses.
2063 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2064 value-numbering virtual operands for store matches.
2066 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2069 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2070 movrt patterns. Match them before anything else in the SET case.
2072 2016-09-27 Martin Liska <mliska@suse.cz>
2074 PR gcov-profile/7970
2075 PR gcov-profile/16855
2076 PR gcov-profile/44779
2077 * coverage.c (build_gcov_exit_decl): New function.
2078 (coverage_obj_init): Call the function and generate __gcov_exit
2080 * doc/gcov.texi: Document when __gcov_exit function is called.
2082 2016-09-27 Marek Polacek <polacek@redhat.com>
2085 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2086 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2087 -Wno-error instead of -Wno-implicit-fallthrough.
2089 2016-09-27 Martin Liska <mliska@suse.cz>
2092 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2094 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2096 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2097 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2098 comments. Remove break after return.
2099 (ix86_fp_compare_code_to_integer, has_dispatch,
2100 ix86_simd_clone_usable): Remove break after return.
2102 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2104 PR rlt-optimization/77714
2105 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2108 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2111 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2112 extract_range_from_unary_expr to convert value_range.
2113 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2114 (extract_range_from_unary_expr): This.
2115 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2117 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2119 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2121 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2123 * config/i386/i386.c (ix86_print_operand)
2124 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2125 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2126 (epilogue_renumber): Likewise.
2128 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2131 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2132 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2134 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2136 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2137 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2138 is_mm_seq_cst, is_mm_sync): Move to ...
2139 * memmodel.h: This. New file.
2140 * builtins.c: Include memmodel.h.
2141 * optabs.c: Likewise.
2143 * config/aarch64/aarch64.c: Likewise.
2144 * config/alpha/alpha.c: Likewise.
2145 * config/arm/arm.c: Likewise.
2146 * config/i386/i386.c: Likewise.
2147 * config/ia64/ia64.c: Likewise.
2148 * config/mips/mips.c: Likewise.
2149 * config/rs6000/rs6000.c: Likewise.
2150 * config/sparc/sparc.c: Likewise.
2151 * genconditions.c: Include memmodel.h in generated file.
2152 * genemit.c: Likewise.
2153 * genoutput.c: Likewise.
2154 * genpeep.c: Likewise.
2155 * genpreds.c: Likewise.
2156 * genrecog.c: Likewise.
2158 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2160 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2161 "c" instead when parsing characters. Move operand parsing into...
2162 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2163 and tightening the scope of various locals.
2165 2016-09-26 Liu Hao <lh_mouse@126.com>
2167 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2169 2016-09-26 Marek Polacek <polacek@redhat.com>
2171 * system.h: Use __has_attribute to check whether the fallthrough
2172 attribute is supported.
2174 2016-09-26 Marek Polacek <polacek@redhat.com>
2176 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2177 gimple_call_internal_p.
2178 * ipa-split.c (find_return_bb): Likewise.
2179 (execute_split_functions): Likewise.
2180 * omp-low.c (dump_oacc_loop_part): Likewise.
2181 (oacc_loop_xform_head_tail): Likewise.
2182 * predict.c (predict_loops): Likewise.
2183 * sanopt.c (pass_sanopt::execute): Likewise.
2184 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2185 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2186 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2187 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2188 (expand_ifn_va_arg): Likewise.
2189 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2190 (optimize_mask_stores): Likewise.
2191 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2192 (vect_transform_stmt): Likewise.
2193 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2194 * tsan.c (instrument_memory_accesses): Likewise.
2196 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2197 Alexander Monakov <amonakov@ispras.ru>
2199 * regrename.c (rename_chains): Check
2200 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2201 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2202 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2204 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2206 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2207 (s390_sched_score): Likewise.
2209 2016-09-26 Martin Liska <mliska@suse.cz>
2211 * doc/gcov.texi: Update program output of gcov tool.
2213 2016-09-26 Martin Liska <mliska@suse.cz>
2215 PR gcov-profile/23332
2216 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2217 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2218 * value-prof.c (dump_histogram_value): Do not handle
2219 HIST_TYPE_CONST_DELTA.
2220 (stream_in_histogram_value): Likewise.
2221 (gimple_find_values_to_profile): Likewise.
2222 * value-prof.h (enum hist_type): Likewise.
2224 2016-09-26 Martin Liska <mliska@suse.cz>
2226 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2227 from default sanitize recover values.
2228 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2229 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2230 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2232 * opts.c (finish_options): Do a generic loop over options
2233 that can be recovered.
2234 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2236 (common_handle_option): Likewise.
2237 * opts.h: Declare can_recover to sanitizer_opts_s.
2239 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2241 * target.def(elf_flags_numeric): Change documentation to present tense.
2242 * doc/tm.texi: Regenerate.
2244 2016-09-26 Marek Polacek <polacek@redhat.com>
2247 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2248 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2249 -Wno-switch-fallthrough.
2250 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2251 (expand_builtin): Likewise.
2252 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2253 * convert.c (convert_to_real_1): Likewise.
2254 (convert_to_integer_1): Likewise.
2255 * final.c (output_alternate_entry_point): Likewise.
2256 * genattrtab.c (make_canonical): Likewise.
2257 (write_test_expr): Likewise.
2258 * genpreds.c (validate_exp): Likewise.
2259 * gimple-ssa-strength-reduction.c
2260 (find_candidates_dom_walker::before_dom_children): Likewise.
2261 * godump.c (go_format_type): Likewise.
2262 * reload1.c (elimination_effects): Likewise.
2263 * resource.c (mark_referenced_resources): Likewise.
2264 (mark_set_resources): Likewise.
2265 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2266 * varasm.c (output_addressed_constants): Likewise.
2268 2016-09-26 Marek Polacek <polacek@redhat.com>
2271 * common.opt (Wimplicit-fallthrough): New option.
2272 * doc/extend.texi: Document statement attributes and the fallthrough
2274 * doc/invoke.texi: Document -Wimplicit-fallthrough.
2275 * gimple.h (gimple_call_internal_p): New function.
2276 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
2277 (struct label_entry): New struct.
2278 (find_label_entry): New function.
2279 (case_label_p): New function.
2280 (collect_fallthrough_labels): New function.
2281 (last_stmt_in_scope): New function.
2282 (should_warn_for_implicit_fallthrough): New function.
2283 (warn_implicit_fallthrough_r): New function.
2284 (maybe_warn_implicit_fallthrough): New function.
2285 (expand_FALLTHROUGH_r): New function.
2286 (expand_FALLTHROUGH): New function.
2287 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
2288 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
2289 (gimplify_label_expr): New function.
2290 (gimplify_case_label_expr): Set location.
2291 (gimplify_expr): Call gimplify_label_expr.
2292 * internal-fn.c (expand_FALLTHROUGH): New function.
2293 * internal-fn.def (FALLTHROUGH): New internal function.
2294 * langhooks.c (lang_GNU_OBJC): New function.
2295 * langhooks.h (lang_GNU_OBJC): Declare.
2296 * system.h (gcc_fallthrough): Define.
2297 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
2298 * tree.h (FALLTHROUGH_LABEL_P): Define.
2300 2016-09-26 Richard Biener <rguenther@suse.de>
2302 * dwarf2out.c (stripattributes): Remove unused function.
2303 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
2304 Push dwarf_split_debug_info handling into init_sections_and_labels.
2305 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
2306 (DEBUG_MACRO_SECTION_FLAGS): Remove.
2307 (debug_macinfo_section_name): New global.
2308 (output_macinfo): Use debug_macinfo_section_name.
2309 (init_sections_and_labels): Split out section and label generation
2310 from dwarf2out_init. Set debug_macinfo_section_name.
2311 (dwarf2out_init): Move text section label generation and emission
2313 (dwarf2out_assembly_start): ... here.
2314 (dwarf2out_finish): Call init_sections_and_labels before DWARF
2317 2016-09-26 Richard Biener <rguenther@suse.de>
2320 * cgraphunit.c (analyze_functions): Before early removing
2321 global vars calls the late_global_decl debug handler mark
2322 the variable as readonly.
2324 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
2327 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
2328 (sh_rtx_costs): Handle SET of movt and movrt patterns.
2329 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
2330 declare new overloads.
2331 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
2334 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2336 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
2337 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2339 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
2341 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
2342 * configure: Regenerate.
2344 2016-09-24 Marek Polacek <polacek@redhat.com>
2347 * doc/invoke.texi: Document -Wbool-operation.
2349 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2351 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
2352 * config/rs6000/rs6000.c (expand_block_compare): New function used by
2353 cmpmemsi pattern to do builtin expansion of memcmp ().
2354 (compute_current_alignment): Add helper function for
2355 expand_block_compare used to compute alignment as the compare proceeds.
2356 (select_block_compare_mode): Used by expand_block_compare to select
2357 the mode used for reading the next chunk of bytes in the compare.
2358 (do_load_for_compare): Used by expand_block_compare to emit the load
2359 insns for the compare.
2360 (rs6000_emit_dot_insn): Moved this function to avoid a forward
2361 reference from expand_block_compare ().
2362 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
2363 prototype for this function.
2364 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
2365 target option for controlling how much code inline expansion of
2366 memcmp() will be allowed to generate.
2368 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2370 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
2371 hook_bool_mode_false, hook_bool_mode_true,
2372 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2373 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2374 hook_bool_const_rtx_insn_const_rtx_insn_true,
2375 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
2376 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
2377 hook_bool_const_tree_hwi_hwi_const_tree_false,
2378 hook_bool_const_tree_hwi_hwi_const_tree_true,
2379 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
2380 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2381 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
2382 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
2383 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
2384 hook_bool_const_tree_true, hook_bool_tree_tree_false,
2385 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
2386 hook_bool_rtx_insn_true, hook_bool_rtx_false,
2387 hook_bool_uintp_uintp_false,
2388 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
2389 hook_rtx_tree_int_null, hook_uint_mode_0,
2390 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
2391 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
2392 hook_constcharptr_const_rtx_insn_null,
2393 hook_constcharptr_const_tree_const_tree_null,
2394 hook_constcharptr_int_const_tree_null,
2395 hook_constcharptr_int_const_tree_const_tree_null,
2396 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
2397 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
2398 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
2400 * vec.h (vNULL): Extend comment to say = vNULL initialization
2401 isn't needed for static vars.
2403 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2404 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2405 = vNULL initialization of file scope vec.
2406 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2407 disabled_pass_uid_range_tab): Likewise.
2408 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2409 * tree-chkp-opt.c (check_infos): Likewise.
2410 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2412 * vec.h (vnull::operator vec): Add constexpr keyword for
2415 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2417 PR tree-optimization/77654
2418 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2419 to duplicate_ssa_name_ptr_info.
2421 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2423 PR preprocessor/77672
2424 * input.c (selftest::test_lexer_string_locations_simple): Update
2425 test to expect location information of the terminator character
2426 at the location of the final closing quote.
2427 (selftest::test_lexer_string_locations_hex): Likewise.
2428 (selftest::test_lexer_string_locations_oct): Likewise.
2429 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2430 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2431 (selftest::test_lexer_string_locations_ucn4): Likewise.
2432 (selftest::test_lexer_string_locations_ucn8): Likewise.
2433 (selftest::test_lexer_string_locations_u8): Likewise.
2434 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2435 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2436 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2437 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2438 (selftest::test_lexer_string_locations_macro): Likewise.
2439 (selftest::test_lexer_string_locations_long_line): Likewise.
2441 2016-09-23 Richard Biener <rguenther@suse.de>
2443 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2444 virtual definition to virtual use if the call devirtualizes
2445 to a const or pure function.
2446 (visit_use): Also visit calls we can devirtualize to a
2447 const or pure function.
2449 2016-09-23 Richard Biener <rguenther@suse.de>
2451 PR tree-optimization/77697
2452 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2453 signal error if we have sth ternary or unhandled.
2455 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2457 * config/arm/arm_neon.h (vabd_f16): New.
2491 (vcvt_f16_s16): New.
2492 (vcvt_f16_u16): New.
2493 (vcvt_s16_f16): New.
2494 (vcvt_u16_f16): New.
2495 (vcvtq_f16_s16): New.
2496 (vcvtq_f16_u16): New.
2497 (vcvtq_s16_f16): New.
2498 (vcvtq_u16_f16): New.
2499 (vcvta_s16_f16): New.
2500 (vcvta_u16_f16): New.
2501 (vcvtaq_s16_f16): New.
2502 (vcvtaq_u16_f16): New.
2503 (vcvtm_s16_f16): New.
2504 (vcvtm_u16_f16): New.
2505 (vcvtmq_s16_f16): New.
2506 (vcvtmq_u16_f16): New.
2507 (vcvtn_s16_f16): New.
2508 (vcvtn_u16_f16): New.
2509 (vcvtnq_s16_f16): New.
2510 (vcvtnq_u16_f16): New.
2511 (vcvtp_s16_f16): New.
2512 (vcvtp_u16_f16): New.
2513 (vcvtpq_s16_f16): New.
2514 (vcvtpq_u16_f16): New.
2515 (vcvt_n_f16_s16): New.
2516 (vcvt_n_f16_u16): New.
2517 (vcvtq_n_f16_s16): New.
2518 (vcvtq_n_f16_u16): New.
2519 (vcvt_n_s16_f16): New.
2520 (vcvt_n_u16_f16): New.
2521 (vcvtq_n_s16_f16): New.
2522 (vcvtq_n_u16_f16): New.
2536 (vmul_lane_f16): New.
2539 (vmulq_lane_f16): New.
2561 (vrsqrteq_f16): New.
2565 (vrsqrtsq_f16): New.
2569 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2571 * config.gcc (extra_headers): Add arm_fp16.h
2572 * config/arm/arm_fp16.h: New.
2573 * config/arm/arm_neon.h: Include "arm_fp16.h".
2575 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2577 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2579 (vmulf): New (v8hf, v4hf variants).
2580 (vfma): New (v8hf, v4hf variants).
2581 (vfms): New (v8hf, v4hf variants).
2582 (vsub): New (v8hf, v4hf variants).
2583 (vcage): New (v8hf, v4hf variants).
2584 (vcagt): New (v8hf, v4hf variants).
2585 (vcale): New (v8hf, v4hf variants).
2586 (vcalt): New (v8hf, v4hf variants).
2587 (vceq): New (v8hf, v4hf variants).
2588 (vcgt): New (v8hf, v4hf variants).
2589 (vcge): New (v8hf, v4hf variants).
2590 (vcle): New (v8hf, v4hf variants).
2591 (vclt): New (v8hf, v4hf variants).
2592 (vceqz): New (v8hf, v4hf variants).
2593 (vcgez): New (v8hf, v4hf variants).
2594 (vcgtz): New (v8hf, v4hf variants).
2595 (vcltz): New (v8hf, v4hf variants).
2596 (vclez): New (v8hf, v4hf variants).
2597 (vabd): New (v8hf, v4hf variants).
2598 (vmaxf): New (v8hf, v4hf variants).
2599 (vmaxnm): New (v8hf, v4hf variants).
2600 (vminf): New (v8hf, v4hf variants).
2601 (vminnm): New (v8hf, v4hf variants).
2602 (vpmaxf): New (v4hf variant).
2603 (vpminf): New (v4hf variant).
2604 (vpadd): New (v4hf variant).
2605 (vrecps): New (v8hf, v4hf variants).
2606 (vrsqrts): New (v8hf, v4hf variants).
2607 (vabs): New (v8hf, v4hf variants).
2608 (vneg): New (v8hf, v4hf variants).
2609 (vrecpe): New (v8hf, v4hf variants).
2610 (vrnd): New (v8hf, v4hf variants).
2611 (vrnda): New (v8hf, v4hf variants).
2612 (vrndm): New (v8hf, v4hf variants).
2613 (vrndn): New (v8hf, v4hf variants).
2614 (vrndp): New (v8hf, v4hf variants).
2615 (vrndx): New (v8hf, v4hf variants).
2616 (vrsqrte): New (v8hf, v4hf variants).
2617 (vmul_lane): Add v4hf and v8hf variants.
2618 (vmul_n): Add v4hf and v8hf variants.
2619 (vext): New (v8hf, v4hf variants).
2620 (vcvts): New (v8hi, v4hi variants).
2621 (vcvts): New (v8hf, v4hf variants).
2622 (vcvtu): New (v8hi, v4hi variants).
2623 (vcvtu): New (v8hf, v4hf variants).
2624 (vcvts_n): New (v8hf, v4hf variants).
2625 (vcvtu_n): New (v8hi, v4hi variants).
2626 (vcvts_n): New (v8hi, v4hi variants).
2627 (vcvtu_n): New (v8hf, v4hf variants).
2628 (vbsl): New (v8hf, v4hf variants).
2629 (vcvtas): New (v8hf, v4hf variants).
2630 (vcvtau): New (v8hf, v4hf variants).
2631 (vcvtms): New (v8hf, v4hf variants).
2632 (vcvtmu): New (v8hf, v4hf variants).
2633 (vcvtns): New (v8hf, v4hf variants).
2634 (vcvtnu): New (v8hf, v4hf variants).
2635 (vcvtps): New (v8hf, v4hf variants).
2636 (vcvtpu): New (v8hf, v4hf variants).
2638 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2640 * config/arm/arm-builtins.c (hf_UP): New.
2642 (vfp_builtin_data): New. Update comment.
2643 (enum arm_builtins): Include "arm_vfp_builtins.def".
2644 (ARM_BUILTIN_VFP_PATTERN_START): New.
2645 (arm_init_vfp_builtins): New.
2646 (arm_init_builtins): Add arm_init_vfp_builtins.
2647 (arm_expand_vfp_builtin): New.
2648 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2650 * config/arm/arm_vfp_builtins.def: New file.
2651 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2652 (arm-builtins.o): Likewise.
2654 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2657 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2658 from constant while creating value range.
2660 2016-09-23 Renlin Li <renlin.li@arm.com>
2662 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2663 (ira_init_once): Here.
2665 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2666 Jakub Jelinek <jakub@redhat.com>
2668 * hooks.h (hook_uint_uintp_false): Rename to...
2669 (hook_bool_uint_uintp_false): ... this.
2670 * hooks.c (hook_uint_uintp_false): Rename to...
2671 (hook_bool_uint_uintp_false): ... this.
2672 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2673 instead of hook_uint_uintp_false.
2675 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2677 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2678 (arm_init_builtins): Move body of a loop to the standalone
2679 function arm_init_neon_builtin.
2680 (arm_expand_neon_builtin_1): New. Update comment. Function body
2681 moved from arm_neon_builtin with some white-space fixes.
2682 (arm_expand_neon_builtin): Move code into the standalone function
2683 arm_expand_neon_builtin_1.
2685 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2687 * config/arm/iterators.md (VCVTHI): New.
2688 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2692 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2693 (V_HALF): Add V4HF. Fix white-space.
2694 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2695 (V_s_elem): Likewise.
2696 (V_sz_elem): Fix white-space.
2697 (V_elem_ch): Likewise.
2699 (scalar_mul_constraint): Add V8HF and V4HF.
2700 (Is_float_mode): Fix white-space.
2701 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2702 (q): Add HF. Fix white-space.
2705 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2706 (neon_vfm_lane_as): New.
2707 * config/arm/neon.md (add<mode>3_fp16): New.
2708 (sub<mode>3_fp16): New.
2709 (mul<mode>3add<mode>_neon): New.
2710 (fma<VH:mode>4_intrinsic): New.
2711 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2712 (fmsub<VH:mode>4_intrinsic): New.
2713 (<absneg_str><mode>2): New.
2714 (neon_v<absneg_str><mode>): New.
2715 (neon_v<fp16_rnd_str><mode>): New.
2716 (neon_vrsqrte<mode>): New.
2717 (neon_vpaddv4hf): New.
2718 (neon_vadd<mode>): New.
2719 (neon_vsub<mode>): New.
2720 (neon_vmulf<mode>): New.
2721 (neon_vfma<VH:mode>): New.
2722 (neon_vfms<VH:mode>): New.
2723 (neon_vc<cmp_op><mode>): New.
2724 (neon_vc<cmp_op><mode>_fp16insn): New
2725 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2726 (neon_vca<cmp_op><mode>): New.
2727 (neon_vca<cmp_op><mode>_fp16insn): New.
2728 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2729 (neon_vc<cmp_op>z<mode>): New.
2730 (neon_vabd<mode>): New.
2731 (neon_v<maxmin>f<mode>): New.
2732 (neon_vp<maxmin>fv4hf: New.
2733 (neon_<fmaxmin_op><mode>): New.
2734 (neon_vrecps<mode>): New.
2735 (neon_vrsqrts<mode>): New.
2736 (neon_vrecpe<mode>): New (VH variant).
2737 (neon_vdup_lane<mode>_internal): New.
2738 (neon_vdup_lane<mode>): New.
2739 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2740 (neon_vcvt<sup><mode>): New (VH variant).
2741 (neon_vcvt<sup>_n<mode>): New (VH variant).
2742 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2743 (neon_vcvt<vcvth_op><sup><mode>): New.
2744 (neon_vmul_lane<mode>): New.
2745 (neon_vmul_n<mode>): New.
2746 * config/arm/unspecs.md (UNSPEC_VCALE): New
2747 (UNSPEC_VCALT): New.
2748 (UNSPEC_VFMA_LANE): New.
2749 (UNSPECS_VFMS_LANE): New.
2751 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2753 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2754 ("*extzv<mode><clobbercc_or_nocc>"):
2755 Correct a typo in a comment.
2757 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2758 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2759 ("*insv<mode>_zEC12_appendbitsleft")
2760 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2761 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2762 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2763 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2764 Provide pattern with operands switched.
2765 ("*pre_z10_extv<mode>"):
2766 Use new subst patterns.
2767 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2768 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2769 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2770 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2771 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2772 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2773 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2775 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2776 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2777 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2779 ("SINT"): New mode_iterator with SI, HI, QI.
2780 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2781 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2784 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2786 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2787 new interface of s390_contiguous_bitmask_p.
2788 ("contiguous_bitmask_nowrap_operand"): New predicate.
2789 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2790 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2791 of s390_contiguous_bitmask_p.
2792 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2793 ("NxxSw"): New constraint.
2794 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2795 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2797 (s390_contiguous_bitmask_nowrap_p): Export.
2798 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2799 former s390_contiguous_bitmask_p.
2800 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2801 detect contiguous bit ranges with wraparound. Change signature to
2802 return START and END position instead of POS and LENGTH.
2803 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2804 ranges with wraparound.
2805 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2806 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2807 Adapt to new signature of s390_contiguous_bitmask_p.
2809 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2811 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2812 (create_intersect_range_checks): New.
2813 (vect_create_cond_for_alias_checks): Call above function.
2815 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2817 * config/arm/iterators.md (Code iterators): Fix some white-space
2821 (FCVT): Moved from vfp.md.
2822 (VCVT_HF_US_N): New.
2823 (VCVT_SI_US_N): New.
2828 (FCVTI32typename): Moved from vfp.md.
2829 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2830 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2831 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2832 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2833 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2835 (fp16_rnd_str): New.
2836 (fp16_rnd_insn): New.
2837 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2838 (UNSPEC_VCVT_HF_U_N): New.
2839 (UNSPEC_VCVT_SI_S_N): New.
2840 (UNSPEC_VCVT_SI_U_N): New.
2841 (UNSPEC_VCVTH_S): New.
2842 (UNSPEC_VCVTH_U): New.
2843 (UNSPEC_VCVTA_S): New.
2844 (UNSPEC_VCVTA_U): New.
2845 (UNSPEC_VCVTM_S): New.
2846 (UNSPEC_VCVTM_U): New.
2847 (UNSPEC_VCVTN_S): New.
2848 (UNSPEC_VCVTN_U): New.
2849 (UNSPEC_VCVTP_S): New.
2850 (UNSPEC_VCVTP_U): New.
2851 (UNSPEC_VCVTP_S): New.
2852 (UNSPEC_VCVTP_U): New.
2854 (UNSPEC_VRNDA): New.
2855 (UNSPEC_VRNDI): New.
2856 (UNSPEC_VRNDM): New.
2857 (UNSPEC_VRNDN): New.
2858 (UNSPEC_VRNDP): New.
2859 (UNSPEC_VRNDX): New.
2860 * config/arm/vfp.md (<absneg_str>hf2): New.
2862 (neon_v<fp16_rnd_str>hf): New.
2863 (neon_vrndihf): New.
2868 (*mulsf3neghf_vfp): New.
2869 (*negmulhf3_vfp): New.
2870 (*mulsf3addhf_vfp): New.
2871 (*mulhf3subhf_vfp): New.
2872 (*mulhf3neghfaddhf_vfp): New.
2873 (*mulhf3neghfsubhf_vfp): New.
2876 (fmsubhf4_fp16): New.
2880 (neon_vsqrthf): New.
2881 (neon_vrsqrtshf): New.
2882 (FCVT): Move to iterators.md.
2883 (FCVTI32typename): Likewise.
2884 (neon_vcvth<sup>hf): New.
2885 (neon_vcvth<sup>si): New.
2886 (neon_vcvth<sup>_nhf_unspec): New.
2887 (neon_vcvth<sup>_nhf): New.
2888 (neon_vcvth<sup>_nsi_unspec): New.
2889 (neon_vcvth<sup>_nsi): New.
2890 (neon_vcvt<vcvth_op>h<sup>si): New.
2891 (neon_<fmaxmin_op>hf): New.
2893 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2895 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2896 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2897 ("*insv<mode>_zEC12_appendbitsleft")
2898 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2899 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2901 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2903 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2904 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2905 construct values without normalization.
2906 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2907 static local lhs_ops to vNULL.
2909 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2910 Jiong Wang <jiong.wang@arm.com>
2912 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2913 available when FP16 instructions are available.
2914 (output_move_vfp): Add support for 16-bit data moves.
2915 (arm_validize_comparison): Fix some white-space. Support HFmode
2916 by conversion to SFmode.
2917 * config/arm/arm.md (truncdfhf2): Fix a comment.
2918 (extendhfdf2): Likewise.
2920 (movsicc): Fix some white-space.
2922 (movsfcc): Fix some white-space.
2924 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2925 instructions are available.
2926 (*thumb2_movhi_vfp): Likewise.
2927 (*arm_movhi_fp16): New.
2928 (*thumb2_movhi_fp16): New.
2929 (*movhf_vfp_fp16): New.
2930 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2931 (*movhf_vfp): Likewise.
2932 (extendhfsf2): Enable when VFP FP16 instructions are available.
2933 (truncsfhf2): Enable when VFP FP16 instructions are available.
2935 2016-09-23 Martin Liska <mliska@suse.cz>
2937 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2939 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2941 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2943 (arm_evpc_neon_vtrn): Likewise.
2944 (arm_evpc_neon_vrev): Likewise.
2945 (arm_evpc_neon_vext): Likewise.
2946 * config/arm/arm_neon.h (vbsl_f16): New.
2950 (vdup_lane_f16): New.
2951 (vdupq_lane_f16): New.
2964 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2965 (vdup_lane): New (v8hf, v4hf variants).
2966 (vext): New (v8hf, v4hf variants).
2967 (vbsl): New (v8hf, v4hf variants).
2968 * config/arm/iterators.md (VDQWH): New.
2970 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2971 (Scalar_mul_8_16): Fix white-space.
2972 (Is_d_reg): Add V4HF and V8HF.
2973 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2974 (neon_vdup_lane<mode>): New.
2975 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2976 (*neon_vtrn<mode>_insn): Likewise.
2977 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2978 (*neon_vzip<mode>_insn): Likewise
2979 (neon_vuzp<mode>_internal): Likewise.
2980 (*neon_vuzp<mode>_insn): Likewise
2981 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2983 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2984 Matthew Wahab <matthew.wahab@arm.com>
2986 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2987 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2988 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2989 available. Also fix some white-space.
2990 * config/arm/vfp.md (*arm_movhi_vfp): New.
2991 (*thumb2_movhi_vfp): New.
2993 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2995 * config/arm/arm-c.c (arm_cpu_builtins): Define
2996 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2997 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2999 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3001 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3002 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3003 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3004 arm_v8_2a_fp16_neon_hw.
3005 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3008 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3010 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3011 arm_fp16_alternative_ok and arm_fp16_none_ok.
3013 2016-09-23 Martin Liska <mliska@suse.cz>
3015 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3017 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3019 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3021 ("armv8.2-a+fp16"): New.
3022 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3023 (FL2_FP16INST): New.
3024 (FL2_FOR_ARCH8_2A): New.
3025 * config/arm/arm-tables.opt: Regenerate.
3026 * config/arm/arm.c (arm_arch8_2): New.
3027 (arm_fp16_inst): New.
3028 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3029 for incompatible fp16-format settings.
3030 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3031 (TARGET_NEON_FP16INST): New.
3032 (arm_arch8_2): Declare.
3033 (arm_fp16_inst): Declare.
3034 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3035 march=armv8.2-a and march=armv8.2-a+fp16.
3036 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3038 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3039 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3041 2016-09-23 Martin Liska <mliska@suse.cz>
3043 * doc/extend.texi: Remove fused-madd from i386 target options.
3045 2016-09-23 Martin Liska <mliska@suse.cz>
3047 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3050 2016-09-23 Martin Liska <mliska@suse.cz>
3052 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3055 2016-09-23 Martin Liska <mliska@suse.cz>
3058 * config/i386/i386.c (ix86_option_override_internal): Change
3059 signature and return false when there's an error related to
3061 (release_options_strings): New function.
3062 (ix86_valid_target_attribute_tree): Call the function.
3064 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3066 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3067 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3068 (gen_hsa_ctor_assignment): Likewise.
3069 * print-tree.c (print_node): Likewise.
3070 * tree-dump.c (dequeue_and_dump): Likewise.
3071 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3072 * expr.c (store_constructor): Likewise.
3073 * fold-const.c (operand_equal_p): Likewise.
3074 * tree-pretty-print.c (dump_generic_node): Likewise.
3075 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3076 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3078 2016-09-23 Richard Biener <rguenther@suse.de>
3080 * hooks.h (hook_uint_uintp_false): Declare.
3082 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3084 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3085 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3087 2016-09-22 Martin Sebor <msebor@redhat.com>
3090 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3091 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3092 (target_int_min): Correct computation.
3093 (format_integer): Use long long as the argument for the ll length
3095 (format_floating): Use target_int_max().
3096 (get_string_length): Same.
3097 (format_string): Avoid setting the bounded flag for strings
3099 (try_substitute_return_value): Avoid setting range info when
3100 the result isn't bounded.
3101 * varasm.c (assemble_name): Increase buffer size.
3103 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3104 Terry Guo <terry.guo@arm.com>
3106 * target.def (elf_flags_numeric): New target hook.
3107 * targhooks.h (default_asm_elf_flags_numeric): New.
3108 * varasm.c (default_asm_elf_flags_numeric): New.
3109 (default_elf_asm_named_section): Use new target hook.
3110 * config/arm/arm.opt (mpure-code): New.
3111 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3112 * config/arm/arm.c (arm_asm_init_sections): Add section
3113 attribute to default text section if -mpure-code.
3114 (arm_option_check_internal): Diagnose use of option with
3115 non supported targets and/or options.
3116 (arm_asm_elf_flags_numeric): New.
3117 (arm_function_section): New.
3118 (arm_elf_section_type_flags): New.
3119 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3121 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3122 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3124 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3126 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3128 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3130 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3131 * rtl.h: Adjust prototype.
3133 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3135 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3136 (prev_active_insn): Likewise.
3137 (active_insn_p): Likewise.
3138 * rtl.h: Adjust prototypes.
3139 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3140 * config/arc/arc.md: Likewise.
3141 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3142 (branch_needs_nop_p): Likewise.
3143 (use_skip_p): Likewise.
3144 * config/sh/sh.c (gen_block_redirect): Likewise.
3145 (split_branches): Likewise.
3146 * reorg.c (optimize_skip): Likewise.
3147 (fill_simple_delay_slots): Likewise.
3148 (fill_slots_from_thread): Likewise.
3149 (relax_delay_slots): Likewise.
3150 * resource.c (mark_target_live_regs): Likewise.
3152 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3154 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3156 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3157 (prev_nonnote_nondebug_insn): Likewise.
3158 * config/cris/cris-protos.h: Adjust prototype.
3160 * jump.c (rtx_renumbered_equal_p): Adjust.
3162 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3164 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3165 * rtl.h: Adjust prototype.
3166 * config/sh/sh.md: Adjust.
3167 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3169 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3171 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3172 (prev_nondebug_insn): Likewise.
3173 * loop-doloop.c (doloop_condition_get): Likewise.
3174 * rtl.h: Adjust prototype.
3175 * cfgloop.h: Likewise.
3177 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3179 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3180 (prev_nonnote_insn): Likewise.
3181 * jump.c (reversed_comparison_code_parts): Likewise.
3182 (reversed_comparison): Likewise.
3183 * rtl.h: Adjust prototypes.
3184 * config/arc/arc.md: Adjust.
3185 * cse.c (find_comparison_args): Likewise.
3186 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3187 (fix_reg_dead_note): Change argument type to rtx_insn *.
3188 (delete_prior_computation): Likewise.
3189 (delete_computation): Likewise.
3190 (fill_slots_from_thread): Adjust.
3191 (relax_delay_slots): Likewise.
3192 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3193 (simplify_relational_operation_1): Likewise.
3194 (simplify_ternary_operation): Likewise.
3196 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3198 * config/arc/arc-protos.h (arc_label_align): Change type of
3199 variables from rtx to rtx_insn *.
3200 * config/arc/arc.c (arc_label_align): Likewise.
3201 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3202 * config/bfin/bfin.c (workaround_speculation): Likewise.
3203 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3204 (find_last_same_clock): Likewise.
3205 (reorg_split_calls): Likewise.
3206 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3207 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3208 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3209 (same_cmp_following_p): Likewise.
3210 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3211 (same_cmp_following_p): Likwise.
3212 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3213 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3214 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3215 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3216 (rl78_alloc_physical_registers_cmp): Likewise.
3217 (rl78_alloc_physical_registers_umul): Likewise.
3218 (rl78_calculate_death_notes): Likewise.
3219 * config/s390/s390-protos.h (s390_label_align): Likewise.
3220 * config/s390/s390.c (s390_label_align): Likewise.
3221 * config/sh/sh.c (barrier_align): Likewise.
3222 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3223 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3224 (emit_cbcond_nop): Likewise.
3226 2016-09-22 Martin Liska <mliska@suse.cz>
3229 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3230 alias address matters, not necessarily address of original.
3232 2016-09-22 Richard Biener <rguenther@suse.de>
3235 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3238 2016-09-22 Richard Biener <rguenther@suse.de>
3241 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3242 from constant folding results.
3243 (gimple_resimplify2): Likewise.
3244 (gimple_resimplify3): Likewise.
3246 2016-09-22 Richard Biener <rguenther@suse.de>
3249 * expr.c (expand_expr_real_1): Guard array access against negative
3252 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3254 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3256 (format_floating): Likewise.
3258 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3261 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3262 for all IFN_GOMP_SIMD_* internal fns, not just for
3263 IFN_GOMP_SIMD_ORDERED_*.
3265 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3268 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
3269 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
3270 instructions when you want to invert the test.
3271 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
3272 correct order for XXSEL.
3273 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
3274 for using XSCMP{EQ,GT,GE}DP.
3276 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3278 * genconstants.c (main): Introduce noop_reader and convert call
3279 to read_md_files to a method call.
3280 * genenums.c (main): Likewise.
3281 * genmddeps.c (main): Likewise.
3282 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
3283 rtx_reader_ptr->get_top_level_filename ().
3284 (write_tm_preds_h): Likewise.
3285 (write_insn_preds_c): Likewise.
3286 * gensupport.c (class gen_reader): New subclass of rtx_reader.
3287 (rtx_handle_directive): Convert to...
3288 (gen_reader::handle_unknown_directive): ...this.
3289 (init_rtx_reader_args_cb): Convert return type from bool to
3290 rtx_reader *. Create a gen_reader instance, using it for the
3291 call to read_md_files. Return it if no errors occur.
3292 (init_rtx_reader_args): Convert return type from bool to
3294 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3295 (init_rtx_reader_args_cb): Likewise.
3296 * read-md.c (struct file_name_list): Move to class rtx_reader.
3297 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
3298 (read_md_filename): Delete in favor of
3299 rtx_reader::m_read_md_filename.
3300 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
3301 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
3302 (base_dir): Delete in favor of rtx_reader::m_base_dir.
3303 (first_dir_md_include): Delete in favor of
3304 rtx_reader::m_first_dir_md_include.
3305 (last_dir_md_include_ptr): Delete in favor of
3306 rtx_reader::m_last_dir_md_include_ptr.
3307 (max_include_len): Delete.
3308 (rtx_reader_ptr): New.
3309 (fatal_with_file_and_line): Use get_filename and get_lineno
3310 accessors of rtx_reader_ptr.
3311 (require_char_ws): Likewise.
3312 (rtx_reader::read_char): New method, based on ::read_char.
3313 (rtx_reader::unread_char): New method, based on ::unread_char.
3314 (read_escape): Use get_filename and get_lineno accessors of
3316 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
3317 (read_string): Use get_filename and get_lineno accessors of
3319 (rtx_reader::rtx_reader): New ctor.
3320 (rtx_reader::~rtx_reader): New dtor.
3321 (handle_include): Convert from a function to...
3322 (rtx_reader::handle_include): ...this method, converting
3323 handle_directive from a callback to a virtual function.
3324 (handle_file): Likewise, converting to...
3325 (rtx_reader::handle_file): ...this method.
3326 (handle_toplevel_file): Likewise, converting to...
3327 (rtx_reader::handle_toplevel_file): ...this method.
3328 (rtx_reader::get_current_location): New method.
3329 (parse_include): Convert from a function to...
3330 (rtx_reader::add_include_path): ...this method, dropping redundant
3331 update to unused max_include_len.
3332 (read_md_files): Convert from a function to...
3333 (rtx_reader::read_md_files): ...this method, converting
3334 handle_directive from a callback to a virtual function.
3335 (noop_reader::handle_unknown_directive): New method.
3336 * read-md.h (directive_handler_t): Delete this typedef.
3338 (read_md_file): Delete.
3339 (read_md_lineno): Delete.
3340 (read_md_filename): Delete.
3341 (class rtx_reader): New class.
3342 (rtx_reader_ptr): New decl.
3343 (class noop_reader): New subclass of rtx_reader.
3344 (read_char): Reimplement in terms of rtx_reader::read_char.
3345 (unread_char): Reimplement in terms of rtx_reader::unread_char.
3346 (read_md_files): Delete.
3347 * read-rtl.c (read_rtx_code): Update for deletion of globals
3348 read_md_filename and read_md_lineno.
3350 2016-09-21 Jason Merrill <jason@redhat.com>
3352 * input.h (from_macro_definition_at): New.
3354 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3356 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
3358 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3360 PR tree-optimization/77550
3361 * tree-vect-stmts.c (create_array_ref): Change parameters.
3362 (get_group_alias_ptr_type): New function.
3363 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
3365 2016-09-21 Marek Polacek <polacek@redhat.com>
3367 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
3368 Add falls through comment.
3370 2016-09-21 Richard Biener <rguenther@suse.de>
3372 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
3373 (replace_child): Likewise.
3374 (remove_child_TAG): Adjust.
3375 (move_marked_base_types): Likewise.
3376 (prune_unused_types_prune): Clear die_sib of removed children.
3378 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
3381 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
3382 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
3384 2016-09-21 Richard Biener <rguenther@suse.de>
3386 PR tree-optimization/77648
3387 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
3389 (make_transitive_closure_constraints): Adjust comment.
3390 (make_any_offset_constraints): New function.
3391 (handle_rhs_call): Make sure to first expand a pointer to all
3392 subfields before transitively closing it.
3393 (handle_const_call): Likewise. Properly expand returned
3395 (handle_pure_call): Likewise.
3397 2016-09-21 Richard Biener <rguenther@suse.de>
3398 Jakub Jelinek <jakub@redhat.com>
3400 PR tree-optimization/77621
3401 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3402 group at non-vectorizable stmts.
3404 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3406 PR tree-optimization/72835
3407 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3408 (make_new_ssa_for_all_defs): Likewise.
3409 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3411 2016-09-20 Martin Sebor <msebor@redhat.com>
3414 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3415 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3416 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3417 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3418 * config/sol2.c (solaris_printf_pointer_format): New function.
3419 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3421 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3422 * doc/tm.texi: Regenerate.
3423 * gimple-fold.h (get_range_strlen): New function.
3424 (get_maxval_strlen): Declare existing function.
3425 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3426 maximum and minimum.
3427 (get_range_strlen): Define overload.
3428 (get_maxval_strlen): Adjust.
3429 * gimple-ssa-sprintf.c: New file and pass.
3430 * passes.def (pass_sprintf_length): Add new pass.
3431 * targhooks.h (default_printf_pointer_format): Declare new function.
3432 (gnu_libc_printf_pointer_format): Same.
3433 (solaris_libc_printf_pointer_format): Same.
3434 * targhooks.c (default_printf_pointer_format): Define new function.
3435 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3436 * print-tree.c: Increase buffer size.
3438 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3440 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3442 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3444 * common.opt: New option -fipa-vrp.
3445 * ipa-cp.c (ipa_get_vr_lat): New.
3446 (ipcp_vr_lattice::print): Likewise.
3447 (print_all_lattices): Call ipcp_vr_lattice::print.
3448 (ipcp_vr_lattice::meet_with): New.
3449 (ipcp_vr_lattice::meet_with_1): Likewise.
3450 (ipcp_vr_lattice::top_p): Likewise.
3451 (ipcp_vr_lattice::bottom_p): Likewsie.
3452 (ipcp_vr_lattice::set_to_bottom): Likewise.
3453 (set_all_contains_variable): Call VR set_to_bottom.
3454 (initialize_node_lattices): Init VR lattices.
3455 (propagate_vr_accross_jump_function): New.
3456 (propagate_constants_accross_call): Call
3457 propagate_vr_accross_jump_function.
3458 (ipcp_store_vr_results): New.
3459 (ipcp_driver): Handle VR.
3460 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3461 (ipa_set_jf_unknown): Likewise.
3462 (ipa_compute_jump_functions_for_edge): Likewise.
3463 (ipa_node_params_t::duplicate): Likewise.
3464 (ipa_write_jump_function): Likewise.
3465 (ipa_read_jump_function): Likewise.
3466 (write_ipcp_transformation_info): Likewise.
3467 (read_ipcp_transformation_info): Likewise.
3468 (ipcp_update_vr): New.
3469 (ipcp_transform_function): Handle VR.
3470 * ipa-prop.h (struct ipa_vr): New.
3471 * cgraph.c: Include tree-vrp.h.
3472 * cgraphunit.c: Likewise.
3473 * ipa-utils.c: Likewise.
3476 * toplev.c: Likewise.
3477 * ipa-devirt.c: Likewise.
3478 * ipa-inline-transform.c: Likewise.
3479 * ipa-inline.c: Likewise.
3480 * ipa-profile.c: Likewise.
3482 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3484 * doc/invoke.texi: Document -fdump-tree-evrp.
3485 * passes.def: Define new pass_early_vrp.
3486 * timevar.def: Define new TV_TREE_EARLY_VRP.
3487 * tree-pass.h (make_pass_early_vrp): New.
3488 * tree-ssa-propagate.c: Make replace_uses_in non static.
3489 * tree-ssa-propagate.h: Export replace_uses_in.
3490 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3491 (extract_range_from_assert): Factor out
3492 extract_range_for_var_from_comparison_expr.
3493 (vrp_initialize_lattice): New.
3494 (vrp_initialize): Factor out vrp_initialize_lattice.
3495 (vrp_valueize): Fix it to reject complex value ranges.
3496 (vrp_free_lattice): New.
3497 (evrp_dom_walker::before_dom_children): Likewise.
3498 (evrp_dom_walker::after_dom_children): Likewise.
3499 (evrp_dom_walker::push_value_range): Likewise.
3500 (evrp_dom_walker::pop_value_range): Likewise.
3501 (execute_early_vrp): Likewise.
3502 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3503 (make_pass_early_vrp): New.
3505 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3507 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3508 instead of exact_log2.
3510 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3513 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3514 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3515 (ix86_add_stmt_cost): Penalize DFmode vector operations
3516 for !TARGET_VECTORIZE_DOUBLE.
3518 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3520 * doc/invoke.texi (Warning Options): Simplify language.
3521 (Optimize Options): Complete sentence.
3523 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3525 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3528 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3531 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3532 inits on power8 and above, use the VMRGEW instruction instead of a
3535 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3536 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3539 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3541 * config/aarch64/arm_neon.h
3542 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3543 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3544 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3546 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3548 * config/var/vax.h (ELIMINABLE_REGS): Define.
3549 (INITIAL_ELIMINATION_OFFSET): Define.
3551 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3554 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3555 cast to void * if the cast is from some other pointer type.
3557 2016-09-20 Richard Biener <rguenther@suse.de>
3559 PR tree-optimization/77646
3560 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3563 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3565 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3566 attributes to all inlined functions and make them extern.
3568 2016-09-20 Richard Biener <rguenther@suse.de>
3570 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3572 * debug.c (do_nothing_debug_hooks): Adjust.
3573 * dbxout.c (dbx_debug_hooks): Likewise.
3574 * sdbout.c (sdb_debug_hooks): Likewise.
3575 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3576 (dwarf2out_finish): Move producer, filename and
3578 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3579 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3581 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3584 * doc/invoke.texi: Document -Wint-in-bool-context.
3587 * dwarf2out.c (output_loc_operands): Fix an assertion.
3589 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3591 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3592 (CR_DECIMAL_DIG): New macro.
3594 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3596 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3599 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3601 PR rtl-optimization/77416
3602 * lra-remat.c (operand_to_remat): Process hard coded insn
3605 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3607 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3608 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3610 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3612 * target.def (lra_p): Wordsmithing.
3613 * doc/tm.texi: Regenerate.
3615 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3616 Jan Hubicka <jh@suse.cz>
3619 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3620 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3621 Call ultimate_alias_target just once, not up to 4 times.
3623 2016-09-19 Richard Biener <rguenther@suse.de>
3625 * dwarf2out.c (early_dwarf_finished): New global.
3626 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3628 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3629 if called from LTO exit early.
3630 (dwarf2out_late_global_decl): When being during the early
3631 debug phase do not add locations but only const value attributes.
3632 Adjust the way we generate early DIEs for LTO.
3634 2016-09-19 Richard Biener <rguenther@suse.de>
3637 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3638 proper niter to bound the loops.
3640 2016-09-19 Richard Biener <rguenther@suse.de>
3642 PR tree-optimization/77514
3643 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3644 search for folded stmt.
3646 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3648 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3649 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3650 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3651 fsm_find_thread_path, profitable_jump_thread_path,
3652 fsm_find_control_statement_thread_paths,
3653 find_jump_threads_backwards): Add speed_p parameter.
3654 (pass_data_early_thread_jumps): New pass.
3655 (make_pass_early_thread_jumps): New function.
3657 2016-09-17 Andreas Schwab <schwab@suse.de>
3659 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3660 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3662 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3664 * recog.c (rest_of_handle_split_after_reload): Delete.
3665 (pass_split_after_reload::gate): New method.
3666 (pass_split_after_reload::execute): Call split_all_insns directly.
3668 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3670 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3671 parameters for functions taking long long arguments.
3673 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3676 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3677 splat with truncate.
3679 2016-09-16 Jason Merrill <jason@redhat.com>
3681 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3683 * hwint.c (exact_log2): Use pow2p_hwi.
3684 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3685 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3686 * builtins.c (get_object_alignment_2, get_object_alignment)
3687 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3689 * calls.c (compute_argument_addresses, store_one_arg): Use
3691 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3692 * combine.c (force_to_mode): Use least_bit_hwi.
3693 (contains_muldiv, find_split_point, combine_simplify_rtx)
3694 (simplify_if_then_else, simplify_set, force_to_mode)
3695 (if_then_else_cond, simplify_and_const_int_1)
3696 (simplify_compare_const): Use pow2p_hwi.
3697 * cse.c (fold_rtx): Use pow2p_hwi.
3698 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3700 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3701 (init_expmed_one_conv): Use pow2p_hwi.
3702 * expr.c (is_aligning_offset): Use pow2p_hwi.
3703 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3704 (fold_binary_loc): Use pow2p_hwi.
3705 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3706 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3707 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3708 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3710 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3711 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3712 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3713 * omp-low.c (oacc_loop_fixed_partitions)
3714 (oacc_loop_auto_partitions): Use least_bit_hwi.
3715 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3716 * stor-layout.c (place_field): Use least_bit_hwi.
3717 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3718 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3719 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3720 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3721 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3722 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3723 (vect_grouped_store_supported, vect_grouped_load_supported)
3724 (vect_permute_load_chain, vect_shift_permute_load_chain)
3725 (vect_transform_grouped_load): Use pow2p_hwi.
3726 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3727 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3728 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3730 * tsan.c (instrument_expr): Use least_bit_hwi.
3731 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3733 2016-09-16 Andreas Schwab <schwab@suse.de>
3735 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3737 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3739 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3742 * combine.c (rest_of_handle_combine): If any edges have been purged,
3743 free dominators if available.
3745 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3746 Eric Botcazou <ebotcazou@adacore.com>
3749 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3750 through into expand_addsub_overflow after expand_neg_overflow.
3752 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3754 * diagnostic-show-locus.c
3755 (selftest::test_fixit_insert_containing_newline): New function.
3756 (selftest::test_fixit_replace_containing_newline): New function.
3757 (selftest::diagnostic_show_locus_c_tests): Call the above.
3759 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3761 PR tree-optimization/77503
3762 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3763 code for CONST_COND_REDUCTION at analysis stage and use it at
3765 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3766 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3767 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3770 2016-09-15 Richard Biener <rguenther@suse.de>
3773 * fold-const.c (split_tree): Do not split constant ~X.
3775 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3777 PR rtl-optimization/77425
3778 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3782 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3783 use %qs instead of %s where desirable, use argument instead of arg in
3784 the diagnostic wording, add list of supported strategies and
3786 (ix86_option_override_internal): Emit target("m...") instead of
3787 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3788 -march/-mtune option diagnostic. Add list of supported arches/tunings
3789 and spellcheck hint. Remove prefix, suffix and sw variables, use
3790 main_args_p ? "..." : "..." in diagnostics to make translation
3793 2016-09-15 Richard Biener <rguenther@suse.de>
3795 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3796 extra offset argument.
3797 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3798 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3799 to reflect new offset parameter.
3800 * doc/tm.texi: Regenerate.
3801 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3802 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3804 (darwin_asm_output_dwarf_offset): Likewise.
3805 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3807 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3808 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3809 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3811 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3814 * ipa-icf.c (set_alias_uids): New function.
3815 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3816 all the merged variable's referring aliases.
3818 2016-09-15 Richard Biener <rguenther@suse.de>
3820 PR tree-optimization/77514
3821 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3822 only forced_stmts sequence.
3824 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3826 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3827 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3828 FOR_EACH_SSA_NAME to iterate over SSA variables.
3829 (pass_expand::execute): Likewise.
3830 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3831 * tree-cfg.c (dump_function_to_file): Likewise.
3832 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3833 (update_ssa): Likewise.
3834 * tree-ssa-alias.c (dump_alias_info): Likewise.
3835 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3836 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3837 (create_outofssa_var_map): Likewise.
3838 (coalesce_ssa_name): Likewise.
3839 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3840 * tree-ssa-pre.c (compute_avail): Likewise.
3841 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3842 (scc_vn_restore_ssa_info): Likewise.
3843 (free_scc_vn): Likwise.
3844 (run_scc_vn): Likewise.
3845 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3846 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3847 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3848 * tree-ssa.c (verify_ssa): Likewise.
3850 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3852 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3853 and mips64r2 as default 32-bit and 64-bit architectures.
3854 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3855 as default 32-bit and 64-bit architectures.
3857 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3859 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3862 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3864 * target.def (lra_p): Change commentary (for the manual) for the
3866 * doc/tm.texi: Regenerate.
3868 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3870 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3871 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3872 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3873 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3875 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3877 * targhooks.c (default_lra_p): Return true instead of false.
3879 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3881 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3882 hook_bool_void_false.
3883 * config/avr/avr.c: Ditto.
3884 * config/bfin/bfin.c: Ditto.
3885 * config/c6x/c6x.c: Ditto.
3886 * config/cr16/cr16.c: Ditto.
3887 * config/cris/cris.c: Ditto.
3888 * config/epiphany/epiphany.c: Ditto.
3889 * config/fr30/fr30.c: Ditto.
3890 * config/frv/frv.c: Ditto.
3891 * config/h8300/h8300.c: Ditto.
3892 * config/ia64/ia64.c: Ditto.
3893 * config/iq2000/iq2000.c: Ditto.
3894 * config/lm32/lm32.c: Ditto.
3895 * config/m32c/m32c.c: Ditto.
3896 * config/m32r/m32r.c: Ditto.
3897 * config/m68k/m68k.c: Ditto.
3898 * config/mcore/mcore.c: Ditto.
3899 * config/microblaze/microblaze.c: Ditto.
3900 * config/mmix/mmix.c: Ditto.
3901 * config/mn10300/mn10300.c: Ditto.
3902 * config/moxie/moxie.c: Ditto.
3903 * config/msp430/msp430.c: Ditto.
3904 * config/nios2/nios2.c: Ditto.
3905 * config/nvptx/nvptx.c: Ditto.
3906 * config/pa/pa.c: Ditto.
3907 * config/pdp11/pdp11.c: Ditto.
3908 * config/rl78/rl78.c: Ditto.
3909 * config/sparc/sparc.c: Ditto.
3910 * config/spu/spu.c: Ditto.
3911 * config/stormy16/stormy16.c: Ditto.
3912 * config/tilegx/tilegx.c: Ditto.
3913 * config/tilepro/tilepro.c: Ditto.
3914 * config/v850/v850.c: Ditto.
3915 * config/vax/vax.c: Ditto.
3916 * config/visium/visium.c: Ditto.
3917 * config/xtensa/xtensa.c: Ditto.
3919 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3922 * tsan.c: Include target.h.
3923 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3924 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3925 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3926 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3927 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3929 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3930 Martin Liska <mliska@suse.cz>
3933 * predict.c (force_edge_cold): Add braces to a condition.
3935 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3937 PR rtl-optimization/77289
3938 * lra-constraints.c (get_final_hard_regno): Removed.
3939 (get_hard_regno): Add new parameter final_p.
3940 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3941 (operands_match_p): Adjust call to get_hard_regno.
3942 (uses_hard_regs_p): Likewise.
3943 (process_alt_operands): Likewise.
3945 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3948 * config/msp430/msp430.c (msp430_start_function): Emit an error
3949 if a function is both weak and specifies an interrupt number.
3951 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3953 PR tree-optimization/77454
3954 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3955 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3958 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3960 * config/aarch64/aarch64-builtins.c
3961 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3963 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3965 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3966 SFmode and SCmode arguments by reference.
3968 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3970 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3972 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3973 for renaming of add_fixit_insert to add_fixit_insert_before.
3974 (selftest::test_one_liner_fixit_insert_after): New function.
3975 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3976 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3977 (selftest::test_one_liner_many_fixits): Likewise.
3978 (selftest::test_diagnostic_show_locus_one_liner): Update for
3979 renaming, call new test function.
3980 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3981 renaming of add_fixit_insert to add_fixit_insert_before.
3982 (selftest::test_fixit_consolidation): Likewise.
3983 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3985 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3986 (selftest::test_applying_fixits_insert_before): ...this.
3987 (selftest::test_applying_fixits_insert): Update for renaming of
3988 add_fixit_insert to add_fixit_insert_before.
3989 (selftest::test_applying_fixits_insert_after): New function.
3990 (selftest::test_applying_fixits_insert_after_at_line_end): New
3992 (selftest::test_applying_fixits_insert_after_failure): New function.
3993 (selftest::test_applying_fixits_multiple): Update for renaming of
3994 add_fixit_insert to add_fixit_insert_before.
3995 (selftest::change_line): Likewise.
3996 (selftest::test_applying_fixits_unreadable_file): Likewise.
3997 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3998 (selftest::test_applying_fixits_column_validation): Likewise.
3999 (selftest::test_applying_fixits_column_validation): Likewise.
4000 (selftest::edit_context_c_tests): Update for renamed test function;
4001 call new test functions.
4003 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4005 PR tree-optimization/77536
4006 PR rtl-optimization/68212
4007 * config/rs6000/rs6000.md (div->recip splitter): Remove
4008 optimize_insn_for_speed_p condition.
4010 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4012 * optabs.c (prepare_cmp_insn): Update documentation comment.
4014 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4015 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4018 * opts.h (candidates_list_and_hint): Declare.
4019 * opts-common.c (candidates_list_and_hint): New function.
4020 (cmdline_handle_error): Use it.
4022 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4024 * edit-context.c (edited_line::get_len): New accessor.
4025 (edited_file::print_diff): Split out hunk-printing into...
4026 (edited_file::print_diff_hunk): New method.
4027 (edited_file::print_diff_line): New method.
4029 2016-09-12 Andrew Pinski <apinski@cavium.com>
4031 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4033 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4034 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4035 (aarch64_operands_ok_for_ldpstp): Return false if
4036 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4037 was SImode and the alignment is less than 8 byte.
4038 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4040 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4043 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4045 2016-09-12 Marek Polacek <polacek@redhat.com>
4047 * doc/extend.texi: Use lowercase "boolean".
4048 * doc/invoke.texi: Likewise.
4049 * doc/md.texi: Likewise.
4050 * target.def: Likewise.
4051 * doc/tm.texi: Regenerated.
4053 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4056 * expmed.c (synth_mult): Delete duplicate mode check.
4058 2016-09-10 Tom de Vries <tom@codesourcery.com>
4061 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4063 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4064 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4066 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4068 PR rtl-optimization/77289
4069 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4070 register numbers. Remove support for subregs.
4071 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4072 (get_reg_class): Delete removed get_final_hard_regno() argument.
4073 (uses_hard_regs_p): Call get_final_hard_regno().
4075 2016-09-09 Martin Sebor <msebor@redhat.com>
4079 * pretty-print.c (pp_quoted_string): New function.
4080 (pp_format): Call it for %c and %s directives.
4082 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4084 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4085 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4086 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4087 * target.def (frame_pointer_required, can_eliminate): Likewise.
4088 * doc/tm.texi: Regenerated.
4089 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4091 * df-scan.c (df_hard_reg_init): Likewise.
4092 * ira.c (ira_setup_eliminable_regset): Likewise.
4093 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4094 init_elim_table): Likewise.
4095 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4096 set_initial_elim_offsets, update_eliminables,
4097 init_elim_table): Likewise.
4098 * rtlanal.c (get_initial_register_offset): Likewise.
4099 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4100 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4101 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4102 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4103 * config/fr30/fr30.h: Fix comment.
4104 * config/frv/frv.c: Likewise.
4105 * config/frv/frv.h: Likewise.
4106 * config/ft32/ft32.h: Likewise.
4107 * config/visium/visium.h: Likewise.
4108 * config/pa/pa64-linux.h: Likewise.
4109 * config/v850/v850.h: Likewise.
4110 * config/cris/cris.c: Likewise.
4111 * config/ia64/ia64.h: Likewise.
4112 * config/moxie/moxie.h: Likewise.
4113 * config/m32r/m32r.h: Likewise.
4115 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4118 * config.in: Regenerate.
4119 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4121 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4122 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4123 static-libmpxwrappers case.
4124 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4125 MPX_LD_AS_NEEDED_GUARD_POP.
4126 * configure: Regenerate.
4127 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4128 defined if linker support "--push-state"/"--pop-state".
4130 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4132 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4134 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4136 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4137 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4138 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4139 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4140 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4141 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4142 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4144 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4145 width macros from TS 18661-1.
4146 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4148 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4151 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4152 OMP_CLAUSE_SAFELEN_EXPR.
4154 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4156 * Makefile.in (OBJS): Add substring-locations.o.
4157 * langhooks-def.h (class substring_loc): New forward decl.
4158 (lhd_get_substring_location): New decl.
4159 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4160 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4161 * langhooks.c (lhd_get_substring_location): New function.
4162 * langhooks.h (class substring_loc): New forward decl.
4163 (struct lang_hooks): Add field get_substring_location.
4164 * substring-locations.c: New file, taking definition of
4165 format_warning_va and format_warning_at_substring from
4166 c-family/c-format.c, making them non-static.
4167 * substring-locations.h (class substring_loc): Move class here
4168 from c-family/c-common.h. Add and rewrite comments.
4169 (format_warning_va): New decl.
4170 (format_warning_at_substring): New decl.
4171 (get_source_location_for_substring): Add comment.
4173 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4175 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4176 to avoid -Wnarrowing warning.
4177 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4178 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4180 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4182 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4183 Avoid use of base_offset if offset already in range.
4185 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4187 * config/sh/sh-protos.h (struct sh_atomic_model,
4188 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4189 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4190 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4191 * config/sh/sh.h (struct sh_atomic_model,
4192 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4193 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4194 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4195 Guard with __cplusplus.
4197 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4200 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4201 unsupported or unknown ISA, use expand_call.
4203 2016-09-06 Martin Liska <mliska@suse.cz>
4205 PR gcov-profile/77378
4206 PR gcov-profile/77466
4207 * tree-profile.c (tree_profiling): Detect whether target can use
4208 -fprofile-update=atomic.
4210 2016-09-06 Richard Biener <rguenther@suse.de>
4212 PR tree-optimization/77479
4213 * tree-vrp.c (update_value_range): Extend overflow handling to
4216 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4219 * config/i386/i386.md (isa): Add x64_avx512bw.
4220 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4221 (kmov_isa): New mode attr.
4222 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4223 (*zero_extend<mode>si2): Likewise.
4224 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4226 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4228 * doc/invoke.texi (SPU Options): nops -> NOPs.
4229 (x86 Options): Ditto.
4231 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4234 * toplev.c (process_options): Temporarily set input_location
4235 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4237 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4239 PR rtl-optimization/77452
4240 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4241 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4243 2016-09-05 Marek Polacek <polacek@redhat.com>
4246 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4248 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4251 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4252 *insn_out == '*' test. Don't copy unnecessary to yet another
4253 memory buffer, and don't leak it.
4255 PR rtl-optimization/77425
4256 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4258 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4260 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4262 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4264 * common.opt (fdiagnostics-generate-patch): New option.
4265 * diagnostic.c: Include "edit-context.h".
4266 (diagnostic_initialize): Initialize context->edit_context_ptr.
4267 (diagnostic_finish): Delete context->edit_context_ptr.
4268 (diagnostic_report_diagnostic): Add fix-it hints from the
4269 diagnostic to context->edit_context_ptr, if any.
4270 * diagnostic.h (class edit_context): Add forward decl.
4271 (struct diagnostic_context): Add field "edit_context_ptr".
4272 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
4273 -fdiagnostics-generate-patch.
4274 (-fdiagnostics-generate-patch): New item.
4275 * toplev.c: Include "edit-context.h".
4276 (process_options): Set global_dc->edit_context_ptr to a new
4277 edit_context if the options need one.
4278 (toplev::main): Handle -fdiagnostics-generate-patch by using
4279 global_dc->edit_context_ptr.
4281 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4284 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
4285 map and firstprivate clauses on target construct for _Atomic
4287 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
4288 on target construct for _Atomic qualified decls.
4289 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
4291 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
4292 _Atomic qualified arguments not mentioned in uniform clause.
4294 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4296 * Makefile.in (OBJS-libcommon): Add edit-context.o.
4297 * diagnostic-color.c (color_dict): Add "diff-filename",
4298 "diff-hunk", "diff-delete", and "diff-insert".
4299 (parse_gcc_colors): Update default value of GCC_COLORS in comment
4300 to reflect above changes.
4301 * doc/invoke.texi (-fdiagnostics-color): Update description of
4302 default GCC_COLORS, and of the supported capabilities.
4303 * edit-context.c: New file.
4304 * edit-context.h: New file.
4305 * input.c (struct fcache): Add field "missing_trailing_newline".
4306 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
4308 (add_file_to_cache_tab): Likewise.
4309 (fcache::fcache): Likewise.
4310 (get_next_line): Update c->missing_trailing_newline.
4311 (location_missing_trailing_newline): New function.
4312 * input.h (location_missing_trailing_newline): New decl.
4313 * selftest-run-tests.c (selftest::run_tests): Call
4314 edit_context_c_tests.
4315 * selftest.h (edit_context_c_tests): New decl.
4317 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4318 Richard Biener <rguenth@suse.de>
4320 PR tree-optimization/77444
4321 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
4322 as steptype, remove redundant initialization.
4324 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4327 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
4328 (sanopt_optimize_walker): Optimize away
4329 __asan_before_dynamic_init (...) followed by
4330 __asan_after_dynamic_init () without intervening memory loads/stores.
4331 * ipa-pure-const.c (special_builtin_state): Handle
4332 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
4333 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
4335 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4337 * cfg.c (free_original_copy_tables): Replace second assignment of
4338 bb_copy = NULL by bb_original = NULL.
4340 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4343 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
4344 assignment added in r216794.
4346 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4348 * Makefile.in (OBJS): Add typed-splay-tree.o.
4349 * selftest-run-tests.c (selftest::run_tests): Call
4350 typed_splay_tree_c_tests.
4351 * selftest.h (typed_splay_tree_c_tests): New decl.
4352 * typed-splay-tree.c: New file.
4353 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
4354 (typed_splay_tree::max): New method.
4355 (typed_splay_tree::min): New method.
4356 (typed_splay_tree::foreach): New method.
4357 (typed_splay_tree::closure): New struct.
4358 (typed_splay_tree::inner_foreach_fn): New function.
4360 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4362 * ipa-cp.c (ipcp_store_bits_results): Change option name from
4363 -fipa-cp-bit to -fipa-bit-cp.
4365 2016-09-01 Martin Sebor <msebor@redhat.com>
4367 PR tree-optimization/71831
4368 * tree-object-size.h: Return bool instead of the size and add
4369 argument for the size.
4370 * tree-object-size.c (compute_object_offset): Update signature.
4371 (addr_object_size): Same.
4372 (compute_builtin_object_size): Return bool instead of the size
4373 and add argument for the size. Handle POINTER_PLUS_EXPR when
4374 optimization is disabled.
4375 (expr_object_size): Adjust.
4376 (plus_stmt_object_size): Adjust.
4377 (pass_object_sizes::execute): Adjust.
4378 * builtins.c (fold_builtin_object_size): Adjust.
4379 * doc/extend.texi (Object Size Checking): Update.
4380 * ubsan.c (instrument_object_size): Adjust.
4382 2016-09-01 Martin Sebor <msebor@redhat.com>
4384 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
4385 it fits the output of the formatted function regardless of its
4387 * gcc/genmodes.c (parser::parse_expr): Same.
4388 * gimplify.c (gimplify_asm_expr): Same.
4389 * passes.c (pass_manager::register_one_dump_file): Same.
4390 * print-tree.c (print_node): Same.
4392 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4394 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
4396 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4398 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
4400 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4402 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4403 * config/rs6000/vector.md: Ditto.
4404 * config/rs6000/vsx.md: Ditto.
4406 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4408 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4411 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4413 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4414 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4415 *return_and_restore_gpregs_<mode>_r11,
4416 *return_and_restore_gpregs_<mode>_r12,
4417 *return_and_restore_gpregs_<mode>_r1,
4418 *return_and_restore_fpregs_<mode>_r11,
4419 *return_and_restore_fpregs_<mode>_r12,
4420 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4421 directly instead of via the "l" constraint. Renumber operands.
4424 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4426 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4427 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4428 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4429 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4430 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4431 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4432 *call_value_nonlocal_darwin64, reload_macho_picbase,
4433 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4434 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4435 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4436 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4437 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4438 *save_fpregs_<mode>_r1): Ditto.
4439 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4440 *return_and_restore_gpregs_spe): Ditto.
4442 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4444 * config/rs6000/rs6000.md
4445 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4446 the use of the link register.
4447 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4449 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4450 Michael Meissner <meissner@linux.vnet.ibm.com>
4453 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4454 reg+reg addressing for TImode.
4455 (rs6000_legitimate_address_p): Only allow register indirect
4456 addressing for TImode, even without TARGET_QUAD_MEMORY.
4458 2016-09-01 Richard Biener <rguenther@suse.de>
4461 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4462 check whether the result fits the desired result type.
4464 2016-09-01 Nathan Sidwell <nathan@acm.org>
4466 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4468 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4470 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4472 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4474 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4476 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4477 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4478 for comparisons of integer ZERO_EXTEND against zero.
4480 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4482 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4483 STV pass if -mstackrealign is enabled.
4485 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4487 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4490 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4492 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4493 (layout_range::intersects_line_p): New method.
4494 (test_range_contains_point_for_single_point): Rename to...
4495 (test_layout_range_for_single_point): ...this, and add testing
4496 for layout_range::intersects_line_p.
4497 (test_range_contains_point_for_single_line): Rename to...
4498 (test_layout_range_for_single_line): ...this, and add testing
4499 for layout_range::intersects_line_p.
4500 (test_range_contains_point_for_multiple_lines): Rename to...
4501 (test_layout_range_for_multiple_lines): ...this, and add testing
4502 for layout_range::intersects_line_p.
4503 (layout::layout): Populate m_fixit_hints.
4504 (layout::get_expanded_location): Handle the case of a line-span
4506 (layout::validate_fixit_hint_p): New method.
4507 (get_line_span_for_fixit_hint): New function.
4508 (layout::calculate_line_spans): Add spans for fixit-hints.
4509 (layout::should_print_annotation_line_p): New method.
4510 (layout::print_any_fixits): Drop param "richloc", instead using
4511 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4512 (diagnostic_show_locus): Avoid printing blank annotation lines.
4513 (selftest::test_diagnostic_context::test_diagnostic_context):
4514 Initialize show_column and start_span.
4515 (selftest::test_diagnostic_context::start_span_cb): New static
4517 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4518 (selftest::diagnostic_show_locus_c_tests): Update for function
4519 renamings. Call test_diagnostic_show_locus_fixit_lines.
4521 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4523 PR tree-optimization/73714
4524 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4526 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4528 * selftest.c: Move "namespace selftest {" to top of file,
4529 removing explicit "selftest::" qualifiers throughout.
4531 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4533 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4535 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4536 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4537 Replace builtin with vector extension.
4538 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4540 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4541 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4542 Replace builtin with vector extension.
4543 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4544 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4545 Replace builtin with vector extension.
4546 * config/i386/xmmintrin.h (__m128_u): New type.
4547 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4548 (_mm_load_ps, _mm_store_ps): Simplify.
4550 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4552 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4554 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4556 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4557 than 3 ranges per diagnostic by alternating between color 1 and
4559 (layout::layout): Replace use of rich_location::MAX_RANGES
4560 with richloc->get_num_locations ().
4561 (layout::calculate_line_spans): Replace use of
4562 rich_location::MAX_RANGES with m_layout_ranges.length ().
4563 (layout::print_annotation_line): Handle arbitrary numbers of
4564 ranges in caret-printing by defaulting to '^'.
4565 (selftest::test_one_liner_many_fixits): New function.
4566 (test_diagnostic_show_locus_one_liner): Call it.
4567 * diagnostic.c (diagnostic_initialize): Update for renaming
4568 of rich_location::MAX_RANGES to
4569 rich_location::STATICALLY_ALLOCATED_RANGES.
4570 * diagnostic.h (struct diagnostic_context): Likewise.
4572 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4574 * selftest.c (selftest::named_temp_file::named_temp_file): New
4576 (selftest::temp_source_file::~temp_source_file): Move to...
4577 (selftest::named_temp_file::~named_temp_file): ...here.
4578 (selftest::test_named_temp_file): New function.
4579 (selftest::selftest_c_tests): Call test_named_temp_file.
4580 * selftest.h (class named_temp_file): New class.
4581 (class temp_source_file): Convert to a subclass of named_temp_file.
4583 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4585 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4586 USEs of LR_REGNO in returns and sibcalls.
4587 (rs6000_output_mi_thunk): Similar.
4588 (rs6000_sibcall_aix): Similar.
4589 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4590 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4591 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4592 Remove the USE of LR_REGNO from the patterns as well. Delete an
4594 (return_internal_<mode>): Delete.
4596 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4598 * gcc/config/aarch64/aarch64-simd.md
4599 (aarch64_ld2<mode>_dreg_le): New.
4600 (aarch64_ld2<mode>_dreg_be): New.
4601 (aarch64_ld2<mode>_dreg): Removed.
4602 (aarch64_ld3<mode>_dreg_le): New.
4603 (aarch64_ld3<mode>_dreg_be): New.
4604 (aarch64_ld3<mode>_dreg): Removed.
4605 (aarch64_ld4<mode>_dreg_le): New.
4606 (aarch64_ld4<mode>_dreg_be): New.
4607 (aarch64_ld4<mode>_dreg): Removed.
4608 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4610 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4612 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4613 redundant location param.
4614 (test_one_liner_fixit_remove): Likewise.
4615 (test_one_liner_fixit_replace): Likewise.
4616 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4617 * gcc-rich-location.c
4618 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4619 get_range_from_loc. Drop overload taking a const char *.
4620 * gcc-rich-location.h
4621 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4624 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4626 * config/linux.c (linux_libc_has_function): Return true on musl.
4628 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4630 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4632 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4634 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4635 used for abnormal egdes.
4637 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4639 PR tree-optimization/72866
4640 * tree-vect-patterns.c (search_type_for_mask): Turn into
4641 a small wrapper, move all code to ...
4642 (search_type_for_mask_1): ... this new function. Add caching
4643 and adjust recursive calls.
4646 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4647 instead of lookup_type_die (type_main_variant (type)) even for array
4651 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4652 constant pool reference return x instead of c.
4654 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4656 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4659 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4662 (selftest::test_make_location_nonpure_range_endpoints): Fix
4665 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4667 * diagnostic-show-locus.c
4668 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4670 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4671 * input.c (get_pure_location): Move to libcpp/line-map.c.
4672 * input.h (get_pure_location): Convert decl to an inline function
4673 calling implementation in libcpp.
4675 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4679 template for intel asm dialect.
4680 (vec_set_hi_<mode><mask_name>): Ditto.
4682 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4684 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4685 (selftest::fail_formatted): Likewise.
4687 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4689 * input.c (make_location): Call get_start and get_finish
4690 on the endpoints to avoid storing packed ranges or ad-hoc
4692 (selftest::test_make_location_nonpure_range_endpoints): New function.
4693 (selftest::input_c_tests): Call it.
4694 * input.h (get_start): New inline function.
4696 2016-08-29 Tom de Vries <tom@codesourcery.com>
4699 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4702 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4704 * Makefile.in (gcov-iov.h): Add dummy recipe.
4706 2016-08-29 Nathan Sidwell <nathan@acm.org>
4708 * config/nvptx/nvptx.c: #include tree-vrp.h.
4710 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4713 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4714 HIGH+LO construct during reload.
4716 2016-08-28 Tom de Vries <tom@codesourcery.com>
4719 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4720 'sysv_abi va_list' attribute.
4721 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4722 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4725 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4727 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4728 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4729 (unshare_all_rtl_again): Likewise.
4730 * function.c (assign_stack_local_1): Likewise.
4731 (assign_stack_temp_for_type): Likewise.
4733 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4735 * cfgbuild.c (make_edges): Adjust.
4736 * cfgrtl.c (can_delete_label_p): Likewise.
4737 * dwarf2cfi.c (create_trace_edges): Likewise.
4738 * except.c (sjlj_emit_dispatch_table): Likewise.
4739 * function.h (struct expr_status): make x_forced_labels a vector.
4740 * jump.c (rebuild_jump_labels_1): Adjust.
4741 * reload1.c (set_initial_label_offsets): Likewise.
4742 * stmt.c (force_label_rtx): Likewise.
4743 (expand_label): Likewise.
4745 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4747 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4749 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4751 PR tree-optimization/71077
4752 PR tree-optimization/68542
4753 * fold-const.c (fold_relational_const): Fix folding of
4754 VECTOR_CST comparisons that have a scalar boolean result type.
4755 (selftest::test_vector_folding): New static function.
4756 (selftest::fold_const_c_tests): Call it.
4758 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4760 * doc/extend.texi (SPU Built-in Functions): Remove stale
4761 references to material formerly at IBM and Sony.
4763 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4766 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4768 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4770 * diagnostic-show-locus.c
4771 (selftest::test_fixit_consolidation): New function.
4772 (selftest::diagnostic_show_locus_c_tests): Call it.
4773 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4774 constructor based on source_range.
4776 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4778 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4780 (parse_gcc_colors): Update description of default GCC_COLORS.
4781 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4782 (colorizer::set_fixit_insert): New method.
4783 (colorizer::set_fixit_delete): New method.
4784 (colorizer::get_color_by_name): New method.
4785 (colorizer::STATE_FIXIT_INSERT): New constant.
4786 (colorizer::STATE_FIXIT_DELETE): New constant.
4787 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4788 fields in favor of new field "m_stop_color". Add fields
4789 "m_fixit_insert" and "m_fixit_delete".
4790 (colorizer::colorizer): Update for above changes. Replace
4791 colorize_start calls with calls to get_color_by_name.
4792 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4793 STATE_FIXIT_DELETE. Update for field renamings.
4794 (colorizer::finish_state): Simplify by using m_stop_color,
4795 rather than multiple identical "*_ce" fields.
4796 (colorizer::get_color_by_name): New method.
4797 (layout::print_any_fixits): Print insertions and replacements
4798 using the "fixit-insert" color, and deletions using the
4799 "fixit-delete" color.
4800 * doc/invoke.texi (-fdiagnostics-color): Update description of
4801 default GCC_COLORS, and of the supported capabilities.
4803 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4805 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4806 current_function_static_stack_size variable with the static
4807 stack frame size of the current function when
4808 flag_stack_usage_info is enabled.
4810 2016-08-26 Nathan Sidwell <nathan@acm.org>
4812 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4813 assignment inside if condition.
4815 2016-08-26 Richard Biener <rguenther@suse.de>
4817 PR tree-optimization/69047
4818 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4819 extracts similar to what FRE does.
4820 (non_rewritable_mem_ref_base): Likewise.
4822 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4824 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4825 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4826 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4827 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4828 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4830 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4831 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4832 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4833 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4834 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4836 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4839 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4840 reservation duration to 15 cycles.
4841 (cortex_a8_vfp_macs): Likewise.
4842 (cortex_a8_vfp_macd): Likewise.
4843 (cortex_a8_vfp_divs): Likewise.
4844 (cortex_a8_vfp_divd): Likewise.
4846 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4848 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4849 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4851 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4852 Martin Jambhor <mjambor@suse.cz>
4854 * common.opt: New option -fipa-bit-cp.
4855 * doc/invoke.texi: Document -fipa-bit-cp.
4856 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4857 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4858 * tree-ssa-ccp.h: New header file.
4859 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4860 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4861 Replace all occurences of tree parameter by two new params: signop, int.
4862 (bit_value_unop_1): Change to bit_value_unop and export it.
4863 Replace all occurences of tree parameter by two new params: signop,
4865 (bit_value_binop): Change call from bit_value_binop_1 to
4867 (bit_value_assume_aligned): Likewise.
4868 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4869 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4871 (ccp_finalize): Skip processing if val->mask == 0.
4872 * ipa-cp.c: Include tree-ssa-ccp.h
4873 (ipcp_bits_lattice): New class.
4874 (ipcp_param_lattice (bits_lattice): New member.
4875 (print_all_lattices): Call ipcp_bits_lattice::print.
4876 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4877 (initialize_node_lattices): Likewise.
4878 (propagate_bits_accross_jump_function): New function.
4879 (propagate_constants_accross_call): Call
4880 propagate_bits_accross_jump_function.
4881 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4882 (ipcp_store_bits_results): New function.
4883 (ipcp_driver): Call ipcp_store_bits_results.
4884 * ipa-prop.h (ipa_bits): New struct.
4885 (ipa_jump_func): Add new member bits of type ipa_bits.
4886 (ipa_param_descriptor): Change decl to decl_or_type.
4887 (ipa_get_param): Change decl to decl_or_type and assert on
4889 (ipa_get_type): New function.
4890 (ipcp_transformation_summary): New member bits.
4891 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4892 (ipa_populate_param_decls): Likewise.
4893 (ipa_dump_param): Likewise.
4894 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4896 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4897 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4899 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4900 (ipa_write_jump_function): Add streaming for ipa_bits.
4901 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4902 (write_ipcp_transformation_info): Add streaming for ipa_bits
4904 (read_ipcp_transfomration_info): Add support for reading streamed
4906 (ipcp_update_bits): New function.
4907 (ipcp_transform_function): Call ipcp_update_bits.
4909 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4911 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4912 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4914 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4916 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4918 2016-08-25 Richard Biener <rguenther@suse.de>
4920 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4921 Only add locations in late dwarf.
4922 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4923 (dwarf2out_early_finish): But do it here.
4925 2016-08-24 Michael Collison <michael.collison@linaro.org>
4926 Michael Collison <michael.collison@arm.com>
4928 * config/arm/arm-modes.def: Add new condition code mode CC_V
4929 to represent the overflow bit.
4930 * config/arm/arm.c (maybe_get_arm_condition_code):
4931 Add support for CC_Vmode.
4932 (arm_gen_unlikely_cbranch): New function to generate common
4933 rtl conditional branches for overflow patterns.
4934 * config/arm/arm-protos.h: Add prototype for
4935 arm_gen_unlikely_cbranch.
4936 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4937 addsi3_compareV_upper): New patterns to support signed
4938 builtin overflow add operations.
4939 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4940 New patterns to support unsigned builtin add overflow operations.
4941 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4942 builtin overflow subtract operations,
4943 (usubv<mode>4): New patterns to support unsigned builtin subtract
4944 overflow operations.
4945 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4946 to support builtin overflow negate operations.
4948 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4951 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4953 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4954 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4957 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4959 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4960 MULTILIB_OPTIONS should be used. Small wording fixes.
4961 * genmultilib: Memorize set of all option combinations in
4962 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4963 found in MULTILIB_OPTIONS by checking if option set is listed in
4964 combination_space. Output new and existing error message to stderr.
4966 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4968 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4969 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4970 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4971 (MULTILIB_REUSE): Remove reuse rules for option set including
4972 -mfpu=fp-armv8 and -mfpu=vfpv4
4974 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4976 * config/arm/t-rtems: Add vfp multilib.
4978 2016-08-23 Ian Lance Taylor <iant@golang.org>
4980 * config/s390/s390.c (s390_asm_file_start): Call
4983 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4985 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4986 initialization of all 0's to the 0 constant, instead of directly
4987 generating XOR. Add support for V4SImode vector initialization on
4988 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4989 initialization. Change variables used in V4SFmode vector
4990 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4991 any memory addresses are in index form. Add support for using
4992 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4993 with all of the same element.
4994 (regno_or_subregno): New helper function to return a register
4995 number for either REG or SUBREG.
4996 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4997 Use regno_or_subregno where possible.
4998 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4999 DImode value from two SImode values in order to generate V4SImode
5000 vector initialization on 64-bit systems with direct move.
5001 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5003 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5005 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5007 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5008 attributes to initialize V8HImode and V16QImode vectors with the
5010 (VSX_SPLAT_COUNT): Likewise.
5011 (VSX_SPLAT_SUFFIX): Likewise.
5012 (UNSPEC_VSX_VEC_INIT): New unspec.
5013 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5014 Allow SFmode values to come from Altivec registers.
5015 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5016 on 64-bit systems with direct move.
5017 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5018 vector initializations, to allow V4SImode vector initializations
5019 on 64-bit systems with direct move.
5020 (vsx_splat_v4si): Likewise.
5021 (vsx_splat_v4si_di): Likewise.
5022 (vsx_splat_v4sf): Likewise.
5023 (vsx_splat_v4sf_internal): Likewise.
5024 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5026 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5027 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5028 initializing V8HImode and V16QImode vectors with the same
5030 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5031 optimization if -maltivec=be.
5033 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5035 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5036 attribute for alternatives 3 and 4.
5038 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5040 * selftest.c (selftest::assert_str_contains): New function.
5041 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5042 * selftest.h (selftest::assert_str_contains): New decl.
5043 (ASSERT_STR_CONTAINS): New macro.
5045 2016-08-23 Richard Biener <rguenther@suse.de>
5047 PR tree-optimization/77286
5048 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5050 (vect_transform_loop): Split exit edges of loop and scalar
5051 loop if required and at the appropriate time.
5053 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5055 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5056 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5058 Correct a typo in a comment.
5060 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5062 * config/s390/s390.md ("*andc_split"): New splitter for and with
5065 2016-08-23 Richard Biener <rguenther@suse.de>
5067 PR tree-optimization/27336
5068 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5069 by looking for a non-EH edge.
5070 (process_assert_insertions_for): Likewise.
5072 2016-08-23 Richard Biener <rguenther@suse.de>
5075 * statistics.c (statistics_counter_event): Robustify against
5078 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5080 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5081 for targets amdfam10 and barcelona.
5083 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5085 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5086 (zero_extend<mode>di2): Ditto.
5087 (*zero_extend<mode>si2): Ditto.
5088 (*zero_extendqihi2): Ditto.
5090 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5093 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5094 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5096 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5098 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5099 identical consecutive elements.
5100 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5101 the node's def stmt, avoid printing an unwanted trailing newline by
5102 replacing the call to print_gimple_stmt() with its inlined body and
5103 adjusting it to not set pp_needs_newline and to call pp_flush()
5104 instead of pp_newline_and_flush().
5106 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5108 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5109 (float32_type_node, float64_type_node, float32x_type_node)
5110 (float128x_type_node): New macros.
5111 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5112 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5113 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5114 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5115 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5116 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5117 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5118 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5119 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5120 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5121 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5122 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5123 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5124 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5125 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5126 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5127 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5128 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5129 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5131 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5132 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5133 * doc/extend.texi (Other Builtins): Document these built-in
5135 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5138 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5140 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5142 2016-08-22 Richard Biener <rguenther@suse.de>
5144 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5146 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5149 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5150 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5151 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5153 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5155 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5156 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5157 (vrp_visit_switch_stmt): Likewise.
5158 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5159 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5160 (vrp_visit_stmt): Use extract_range_from_stmt.
5161 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5163 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5165 * Makefile.in: Add tree-vrp.h to GTFILES.
5166 * gengtype.c (open_base_files): Add tree-vrp.h.
5167 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5168 * builtins.c: Likewise.
5169 * fold-const.c: Likewise.
5170 * gimple-builder.c: Likewise.
5171 * gimple-laddress.c: Likewise.
5172 * hsa-gen.c: Likewise.
5173 * internal-fn.c: Likewise.
5175 * targhooks.c: Liewise,
5176 * tree-ssa-address.c: Likewise.
5177 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5178 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5179 * tree-vrp.h: New file.
5181 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5183 PR tree-optimization/61839
5184 * tree-vrp.c (two_valued_val_range_p): New.
5185 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5186 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5187 Also Convert VAR BINOP CST where VAR is two-valued to
5188 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5190 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5192 * diagnostic-show-locus.c
5193 (layout::annotation_line_showed_range_p): New method.
5194 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5195 Reimplement case fixit_hint::REPLACE to cover removals, and
5196 replacements where the range of the replacement isn't one
5197 of the ranges in the rich_location.
5198 (test_one_liner_fixit_replace): Likewise.
5199 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5201 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5203 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5205 * diagnostic.c (print_parseable_fixits): Remove case
5208 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5211 * config/i386/i386.c (ix86_option_override_internal): Remove
5212 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5213 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5214 Do not try to enable TARGET_PRFCHW ISA flag here.
5215 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5216 Rewrite expander function body.
5217 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5219 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5222 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5223 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5224 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5225 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5226 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5227 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5228 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5229 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5230 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5232 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5234 (struct floatn_type_info): New structure type.
5235 (floatn_nx_types): New variable declaration.
5236 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5237 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5238 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5239 * tree.c (floatn_nx_types): New variable.
5240 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5241 corresponding complex types.
5242 * target.def (floatn_mode): New hook.
5243 * targhooks.c: Include "real.h".
5244 (default_floatn_mode): New function.
5245 * targhooks.h (default_floatn_mode): New prototype.
5246 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5248 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5249 effective-target and dg-add-options keywords.
5250 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5251 Document new effective-target keywords.
5252 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5253 * doc/tm.texi: Regenerate.
5254 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5255 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5256 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5258 * real.h (struct real_format): Add field ieee_bits.
5259 * real.c (ieee_single_format, mips_single_format)
5260 (motorola_single_format, spu_single_format, ieee_double_format)
5261 (mips_double_format, motorola_double_format)
5262 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5263 (ieee_extended_intel_128_format)
5264 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5265 (mips_extended_format, ieee_quad_format, mips_quad_format)
5266 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5267 (decimal_double_format, decimal_quad_format, ieee_half_format)
5268 (arm_half_format, real_internal_format: Initialize ieee_bits
5270 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
5271 float128_type_node. Set float80_type_node to float64x_type_node
5272 if appropriate and long_double_type_node not appropriate.
5273 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
5274 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
5275 Initialize ieee_bits field.
5276 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
5277 (rs6000_init_builtins): Set ieee128_float_type_node to
5279 (rs6000_floatn_mode): New function.
5281 2016-08-19 Jakub Jelinek <jakub@redhat.com>
5283 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5284 _rdseed64_step): Uglify argument names and/or local variable names
5285 in inline functions.
5286 * config/i386/rtmintrin.h (_xabort): Likewise.
5287 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
5288 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
5289 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
5290 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
5291 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
5292 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
5293 _mm_maskz_ternarylogic_epi32): Likewise.
5294 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
5295 __lwpins32, __lwpins64): Likewise.
5296 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
5297 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
5298 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
5299 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
5300 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
5301 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
5302 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
5303 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
5304 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
5305 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
5306 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
5307 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
5308 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
5309 _mm256_mask_i64gather_epi32): Likewise.
5310 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5311 * config/i386/ia32intrin.h (__writeeflags): Likewise.
5312 * config/i386/pkuintrin.h (_wrpkru): Likewise.
5313 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
5314 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
5315 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
5316 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
5317 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
5318 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
5319 _mm512_mask_prefetch_i64scatter_ps): Likewise.
5320 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5321 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
5322 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
5323 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
5324 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
5325 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
5326 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
5327 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
5329 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
5331 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
5332 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
5334 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
5335 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
5337 (_rdpkru_u32): Add space after function name.
5339 * config/i386/t-i386 (i386-c.o): Don't depend on
5340 i386-builtin-types.inc.
5341 (i386.o): Depend on i386-builtin-types.inc.
5343 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
5346 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
5347 Use const_vec_duplicate to check for duplicated elements.
5349 2016-08-19 Richard Biener <rguenther@suse.de>
5351 PR tree-optimization/77290
5352 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5353 Fix flag_tree_parallelize_loops check.
5355 2016-08-19 Richard Biener <rguenther@suse.de>
5357 * match.pd (x | 0 -> x): Add.
5359 2016-08-19 Richard Biener <rguenther@suse.de>
5361 PR tree-optimization/77286
5362 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
5363 Deal with virtual PHIs being out-of-order.
5365 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5367 * doc/invoke.texi (fverbose-asm): Note that source code lines
5368 are emitted, and provide an example.
5369 * final.c (asm_show_source): New function.
5370 (final_scan_insn): Call asm_show_source.
5372 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5374 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
5375 param with diagnostic_kind.
5376 (class colorizer): Similarly replace field m_diagnostic with
5378 (colorizer::colorizer): Replace diagnostic
5379 param with diagnostic_kind.
5380 (colorizer::begin_state): Update for above field change.
5381 (layout::layout): Replace diagnostic param with rich_location *
5382 and diagnostic_kind.
5383 (diagnostic_show_locus): Replace diagnostic param with richloc
5384 and diagnostic_kind.
5385 (class selftest::test_diagnostic_context): New class.
5386 (selftest::test_diagnostic_show_locus_unknown_location): New
5388 (selftest::test_one_liner_simple_caret): New function.
5389 (selftest::test_one_liner_caret_and_range): New function.
5390 (selftest::test_one_liner_multiple_carets_and_ranges): New
5392 (selftest::test_one_liner_fixit_remove): New function.
5393 (selftest::test_one_liner_fixit_replace): New function.
5394 (selftest::test_diagnostic_show_locus_one_liner): New function.
5395 (selftest::diagnostic_show_locus_c_tests): Call the new test
5397 * diagnostic.c (diagnostic_initialize): Initialize
5398 colorize_source_p, show_ruler_p and parseable_fixits_p.
5399 (default_diagnostic_finalizer): Update for change to
5400 diagnostic_show_locus.
5401 (diagnostic_append_note): Likewise.
5402 * diagnostic.h (diagnostic_show_locus): Replace
5403 const diagnostic_info * param with location * and diagnostic_t.
5405 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5407 * input.c (saved_line_table): New global.
5408 (class selftest::temp_line_table): Rename to line_table_test and
5409 move declaration to selftest.h, and drop field m_old_line_table.
5410 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5411 (selftest::line_table_test::line_table_test): ...this. Add a
5412 default ctor. Store current value of line_table within
5414 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5415 (selftest::line_table_test::~line_table_test): ...this, and
5416 restore line_table from the saved_line_table, rather than
5418 (selftest::test_accessing_ordinary_linemaps): Update for above
5420 (selftest::test_lexer): Likewise.
5421 (struct selftest::lexer_test): Likewise.
5422 (selftest::lexer_test::lexer_test): Likewise.
5423 (selftest::input_c_tests): Move the looping over test cases from
5425 (selftest::for_each_line_table_case): New function.
5426 * input.h (saved_line_table): New decl.
5427 * selftest.h (struct selftest::line_table_case): New forward decl.
5428 (class selftest::line_table_test): New class, moved here from
5429 selftest::temp_line_table in input.c, and renamed.
5430 (selftest::for_each_line_table_case): New decl.
5432 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5435 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5437 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5440 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5441 enclosing parallel construct for reduction variables on OpenACC loop
5444 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5446 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5447 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5449 (function_to_dwarf_procedure): Update comment.
5451 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5453 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5455 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5457 * selftest.c (selftest::temp_source_file::~temp_source_file):
5458 Evict m_filename from the diagnostic file cache.
5460 2016-08-18 Richard Biener <rguenther@suse.de>
5462 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5463 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5464 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5465 clone materialization.
5466 * passes.def (all_late_ipa_passes): Start with
5467 pass_materialize_all_clones.
5468 * cgraphunit.c (symbol_table::compile): Remove call to
5469 materialize_all_clones.
5470 * tree-into-ssa.c: Include statistics.h.
5471 (update_ssa): Count number of times we do incremental/rewrite
5474 2016-08-18 Richard Biener <rguenther@suse.de>
5476 PR tree-optimization/77282
5477 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5478 When doing auto-parallelizing also prevent use of PHIs that
5479 carry dependences across loop backedges.
5481 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5482 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5484 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5486 2016-08-18 Richard Biener <rguenther@suse.de>
5488 * ssa-iterators.h (ssa_vuse_operand): New inline.
5489 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5490 (predicate_all_scalar_phis): Use remove_phi_node to remove
5491 phi nodes predicated. Delay removing virtual PHIs.
5492 (predicate_mem_writes): Update virtual operands.
5493 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5494 (tree_if_conversion): Do not rewrite virtual SSA form.
5495 * tree-phinodes.c (release_phi_node): Make static.
5496 * tree-phinodes.h (release_phi_node): Remove.
5498 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5500 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5501 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5502 twice to define those.
5503 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5504 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5505 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5506 * config/i386/i386-builtin.def: New file.
5508 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5510 * input.c (get_source_range_for_char): Rename to...
5511 (selftest::get_source_range_for_char): ...this, and move within
5512 the #if CHECKING_P guard.
5513 (get_num_source_ranges_for_substring): Rename to...
5514 (selftest::get_num_source_ranges_for_substring): ...this, move
5515 within the #if CHECKING_P guard, and make static.
5516 (selftest::assert_num_substring_ranges): Initialize
5519 2016-08-18 Alan Modra <amodra@gmail.com>
5521 PR rtl-optimization/72771
5522 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5523 when find_reloads_toplev returns address_reloaded==-1.
5524 (alternative_allows_const_pool_ref): Update comment.
5526 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5528 PR tree-optimization/71752
5529 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5530 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5532 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5534 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5535 instead of testing ECF_NORETURN bit in gimple_call_flags.
5536 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5537 * predict.c (tree_bb_level_predictions): Likewise.
5538 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5541 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5542 turning a call into __builtin_unreachable-like noreturn call, adjust
5543 gimple_call_set_fntype.
5544 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5545 gimple_call_fntype has void return type.
5547 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5549 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5550 maybe_lookup_decl, to handle nested acc loop directives.
5552 2016-08-17 Richard Biener <rguenther@suse.de>
5554 PR tree-optimization/76490
5555 * tree-vrp.c (update_value_range): Preserve overflow infinities
5556 when intersecting with ranges from get_range_info.
5557 (operand_less_p): Handle overflow infinities correctly.
5558 (value_range_constant_singleton): Use vrp_operand_equal_p
5559 to handle overflow max/min correctly.
5560 (vrp_valueize): Likewise.
5561 (union_ranges): Likewise.
5562 (intersect_ranges): Likewise.
5563 (vrp_visit_phi_node): Improve iteration limitation to only
5564 apply when we'll possibly re-visit the PHI via a changed argument
5567 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5569 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5570 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5571 rather than those that should not be built.
5573 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5576 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5578 2016-08-17 Richard Biener <rguenther@suse.de>
5580 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5581 (verify_vssa): New function verifying virtual SSA form.
5582 (verify_ssa): Call it.
5583 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5584 Do not apply loop-closed SSA handling to virtuals.
5585 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5586 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5587 when rewriting their symbol.
5588 (prepare_def_site_for): Likewise.
5589 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5590 operands of moved stmts.
5592 2016-08-17 Richard Biener <rguenther@suse.de>
5594 PR tree-optimization/23855
5595 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5596 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5597 find guards to hoist. Do not update SSA form but rewrite virtuals
5598 into loop closed SSA.
5599 (find_loop_guard): Adjust to skip already hoisted guards. Do
5600 not mark virtuals for renaming or update SSA form.
5602 2016-08-17 Martin Liska <mliska@suse.cz>
5604 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5605 a LONG_LONG_TYPE_SIZE comparison.
5606 * gcov-io.h: Remove macro definitions.
5607 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5608 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5611 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5613 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5614 that builtins not mentioned in bdesc_* arrays come first, then
5615 the ones mentioned in bdesc_* arrays in the order they appear in
5616 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5617 IX86_BUILTIN__BDESC_*_LAST enumerator.
5618 (bdesc_mpx): Fix up a comment typo.
5619 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5620 __builtin_ia32_vpcomneu[bwdq] builtins.
5621 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5622 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5623 enum ix86_builtins ordering.
5624 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5625 for direct bdesc_* array member access instead of searching all the
5626 arrays until an fcode match is found.
5628 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5630 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5631 pattern as define_insn_and_split. Split insn before reload to
5633 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5634 <shift_insn><mode>3_1.
5635 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5636 <rotate_insn><mode>3_1.
5638 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5641 * input.c (get_source_range_for_substring): Rename to...
5642 (get_source_location_for_substring): ...this, adding param
5643 "caret_idx", and converting output param from source_range * to
5645 (get_source_range_for_char): New function.
5646 (get_num_source_ranges_for_substring): Update comment to reflect
5648 (assert_char_at_range): Update to use get_source_range_for_char
5649 rather than get_source_range_for_substring.
5650 (test_lexer_string_locations_concatenation_2): Likewise.
5651 * substring-locations.h (get_source_range_for_substring): Rename
5653 (get_source_location_for_substring): ...this, and adding param
5654 "caret_idx", and converting output param from source_range * to
5657 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5659 * input.c (class selftest::temp_source_file): Move to
5661 (selftest::temp_source_file::temp_source_file): Move to
5663 (selftest::temp_source_file::~temp_source_file): Likewise.
5664 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5666 (selftest::temp_source_file::~temp_source_file): Likewise.
5667 * selftest.h (class selftest::temp_source_file): Move here from
5670 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5673 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5674 inlining, add cgraph edge for the added __builtin_unreachable call.
5677 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5678 only cast it to SHWI for the final comparison.
5680 2016-08-16 Martin Liska <mliska@suse.cz>
5682 PR gcov-profile/36412
5683 * doc/gcov.texi: Document --hash-filenames(-x).
5684 * gcov.c (print_usage): Add the option.
5685 (process_args): Process the option, sort options alphabetically.
5686 (md5sum_to_hex): New function.
5687 (make_gcov_file_name): Do the md5sum and append it to a
5690 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5692 PR tree-optimization/69848
5693 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5694 and swtich operands to avoid additional NOT instruction.
5695 (vcond<v_cmp_mixed><mode>): Ditto.
5696 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5698 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5700 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5702 2016-08-16 Richard Biener <rguenther@suse.de>
5704 PR tree-optimization/76783
5705 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5706 BB visited flags at start.
5708 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5710 PR tree-optimization/72817
5711 PR tree-optimization/73450
5712 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5713 multiple_of_p for adjusted IV.base.
5715 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5718 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5719 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5720 for !flag_finite_math_only or flag_signed_zeros.
5721 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5722 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5723 depend on flag_finite_math_only.
5724 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5726 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5727 (*ieee_smin<mode>3): Ditto.
5728 (*ieee_smax<mode>3): Ditto.
5729 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5730 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5732 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5733 depend on flag_finite_math_only.
5734 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5735 (*mmx_<code>v2sf3): Remove.
5736 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5737 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5738 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5740 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5742 PR rtl-optimization/73650
5743 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5744 it is not a simple move.
5746 2016-08-15 Martin Liska <mliska@suse.cz>
5749 * gcc.c (do_spec_1): Call save_string with the right size.
5750 (save_string): Do an assert about string we copy.
5752 2016-08-15 Richard Biener <rguenther@suse.de>
5754 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5755 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5757 (pass_data_stv): Likewise.
5759 2016-08-15 Richard Biener <rguenther@suse.de>
5761 PR tree-optimization/73434
5762 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5763 TBAA info on the base when forwarding a non-invariant address.
5765 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5767 * dwarf2out.c (struct checksum_attributes): Add
5768 at_string_length_bit_size and at_string_length_byte_size fields.
5769 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5770 and DW_AT_string_length_byte_size.
5771 (die_checksum_ordered): Handle at_string_length_bit_size and
5772 at_string_length_byte_size.
5773 (gen_array_type_die): For dwarf_version >= 5 emit
5774 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5775 (adjust_string_types): For dwarf_version >= 5 remove
5776 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5777 (resolve_addr): Likewise.
5780 * dwarf2out.c (string_types): New variable.
5781 (gen_array_type_die): Change early_dwarf handling of
5782 DW_AT_string_length, create DW_OP_call4 referencing the
5783 length var temporarily. Handle parameters that are pointers
5785 (adjust_string_types): New function.
5786 (gen_subprogram_die): Temporarily set string_types to local var,
5787 call adjust_string_types if needed.
5788 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5790 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5792 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5794 * doc/install.texi (*-*-solaris2*): Fix version number and document
5795 requirement on GNU make for building libjava with the Solaris linker.
5797 2016-08-15 Martin Liska <mliska@suse.cz>
5798 Jakub Jelinek <jakub@redhat.com>
5800 PR tree-optimization/72824
5801 * tree-loop-distribution.c (const_with_all_bytes_same)
5802 <case VECTOR_CST>: Fix a typo.
5804 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5807 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5808 Renamed from _mm512_undefined_si512.
5809 (_mm_undefined_si512): New definition.
5811 2016-08-13 Richard Biener <rguenther@suse.de>
5813 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5814 into PHIs and update the lattice for its def.
5816 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5819 * ubsan.c (instrument_si_overflow): Pass true instead of false
5821 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5822 of bbs. Return TODO_cleanup_cfg if any returned true.
5824 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5826 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5827 ISA 3.0 MTVSRDD instruction.
5828 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5831 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5833 PR tree-optimization/71083
5834 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5835 bitfield access when possible.
5837 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5840 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5841 sign-changing cast from a shorter unsigned type to a wider
5844 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5846 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5847 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5848 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5850 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5852 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5853 Correct costs for vec_construct.
5855 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5857 PR tree-optimization/69848
5858 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5859 type CONST_COND_REDUCTION.
5860 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5861 reudction type CONST_COND_REDUCTION.
5863 2016-08-12 Richard Biener <rguenther@suse.de>
5865 PR tree-optimization/57326
5866 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5867 returning an SSA name.
5868 (phi_translate_1): When fully_constant_expression returns a NAME
5869 make sure we have a leader for it.
5871 2016-08-12 Martin Liska <mliska@suse.cz>
5872 Adam Fineman <afineman@afineman.com>
5874 * gcov.c (process_file): Create .gcov file when .gcda
5877 2016-08-12 Marek Polacek <polacek@redhat.com>
5880 * alias.c (find_base_value): Adjust fall through comment.
5881 * cfgexpand.c (expand_debug_expr): Likewise.
5882 * combine.c (find_split_point): Likewise.
5883 (expand_compound_operation): Likewise. Add FALLTHRU.
5884 (make_compound_operation): Adjust fall through comment.
5885 (canon_reg_for_combine): Add FALLTHRU.
5886 (force_to_mode): Adjust fall through comment.
5887 (simplify_shift_const_1): Likewise.
5888 (simplify_comparison): Likewise.
5889 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5891 * config/aarch64/predicates.md: Likewise.
5892 * config/i386/i386.c (function_arg_advance_32): Likewise.
5893 (ix86_gimplify_va_arg): Likewise.
5894 (print_reg): Likewise.
5895 (ix86_print_operand): Likewise.
5896 (ix86_build_const_vector): Likewise.
5897 (ix86_expand_branch): Likewise.
5898 (ix86_sched_init_global): Adjust fall through comment.
5899 (ix86_expand_args_builtin): Add FALLTHRU.
5900 (ix86_expand_builtin): Likewise.
5901 (ix86_expand_vector_init_one_var): Likewise.
5902 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5903 (rs6000_adjust_cost): Likewise.
5904 (insn_must_be_first_in_group): Likewise.
5905 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5906 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5907 * df-scan.c (df_uses_record): Likewise.
5908 * dojump.c (do_jump): Add FALLTHRU.
5909 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5911 (resolve_args_picking_1): Adjust fall through comment.
5912 (loc_list_from_tree_1): Likewise.
5913 * expmed.c (make_tree): Likewise.
5914 * expr.c (expand_expr_real_2): Add FALLTHRU.
5915 (expand_expr_real_1): Likewise. Adjust fall through comment.
5916 * fold-const.c (const_binop): Adjust fall through comment.
5917 (fold_truth_not_expr): Likewise.
5918 (fold_cond_expr_with_comparison): Add FALLTHRU.
5919 (fold_binary_loc): Likewise.
5920 (contains_label_1): Adjust fall through comment.
5921 (multiple_of_p): Likewise.
5922 * gcov-tool.c (process_args): Add FALLTHRU.
5923 * genattrtab.c (check_attr_test): Likewise.
5924 (write_test_expr): Likewise.
5925 * genconfig.c (walk_insn_part): Likewise.
5926 * genpreds.c (validate_exp): Adjust fall through comment.
5927 (needs_variable): Likewise.
5928 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5929 (subst_dup): Likewise.
5930 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5931 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5932 (gimplify_scan_omp_clauses): Add FALLTHRU.
5933 (goa_stabilize_expr): Likewise.
5934 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5936 * hsa-gen.c (get_address_from_value): Likewise.
5937 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5938 * ira.c (ira_setup_alts): Add FALLTHRU.
5939 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5941 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5942 * opts.c (common_handle_option): Likewise.
5943 * read-rtl.c (read_rtx_code): Likewise.
5944 * real.c (round_for_format): Likewise.
5945 * recog.c (asm_operand_ok): Likewise.
5946 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5947 * reload1.c (set_label_offsets): Likewise.
5948 (eliminate_regs_1): Likewise.
5949 (reload_reg_reaches_end_p): Likewise.
5950 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5951 (rtx_cost): Likewise.
5952 * sched-rgn.c (is_exception_free): Likewise.
5953 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5954 * stor-layout.c (int_mode_for_mode): Likewise.
5955 * toplev.c (print_to_asm_out_file): Likewise.
5956 (print_to_stderr): Likewise.
5957 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5958 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5959 (chrec_fold_multiply): Likewise.
5960 (evolution_function_is_invariant_rec_p): Likewise.
5961 (for_each_scev_op): Likewise.
5962 * tree-data-ref.c (siv_subscript_p): Likewise.
5963 (get_references_in_stmt): Likewise.
5964 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5965 (substitute_in_expr): Likewise.
5966 (type_cache_hasher::equal): Likewise.
5967 (walk_type_fields): Likewise.
5968 * var-tracking.c (adjust_mems): Add FALLTHRU.
5969 (set_dv_changed): Adjust fall through comment.
5970 * varasm.c (default_function_section): Add FALLTHRU.
5972 2016-08-12 Marek Polacek <polacek@redhat.com>
5975 * tree-complex.c (expand_complex_division): Add missing break.
5977 2016-08-12 Richard Biener <rguenther@suse.de>
5979 * passes.c (execute_todo): Do not push/pop TV_TODO.
5980 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5981 (execute_one_pass): Likewise.
5982 * common.opt (ftime-report-details): New switch.
5983 * doc/invoke.texi (ftime-report-details): Document.
5984 * timevar.h (timer::print_row): Adjust signature.
5985 (timer::all_zero): New static helper.
5986 (timer::child_map_t): New typedef.
5987 (timer::time_var_def): Add children field.
5988 * timevar.c (timer::named_items::print): Adjust.
5989 (timer::~timer): Free timevar recorded children.
5990 (timer::pop_internal): When -ftime-report-details record
5991 time spent in sub-timevars.
5992 (timer::print_row): Adjust.
5993 (timer::print): Print sub-timevar stats, use all_zero.
5994 * timevar.def (TV_TODO): Remove.
5996 2016-08-12 Richard Biener <rguenther@suse.de>
5998 PR tree-optimization/72851
5999 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6000 worklists to use bitmaps indexed in execution order.
6001 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6002 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6003 (cfg_blocks): Make a bitmap.
6004 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6006 (cfg_blocks_empty_p): Adjust.
6007 (cfg_blocks_add): Likewise.
6008 (cfg_blocks_get): Likewise.
6009 (add_ssa_edge): Likewise.
6010 (add_control_edge): Likewise.
6011 (simulate_stmt): Likewise.
6012 (process_ssa_edge_worklist): Likewise.
6013 (simulate_block): Likewise.
6014 (ssa_prop_init): Compute PRE order and stmt UIDs.
6015 (ssa_prop_fini): Adjust.
6016 (ssa_propagate): Adjust.
6018 2016-08-12 Richard Biener <rguenther@suse.de>
6020 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6021 the currently executable edges have fixed ranges. Always
6022 go through update_value_range.
6024 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6028 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6029 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6030 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6031 (LANG_HOOKS_DECLS): Add it.
6032 * langhooks.h (struct lang_hooks_for_decls): Add
6033 function_decl_defaulted. Const_tree-ify
6034 function_decl_explicit_p and function_decl_deleted_p.
6035 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6036 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6037 also at strict DWARF v5.
6040 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6041 TYPE_QUAL_CONST in reference-typed decls.
6044 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6045 in DW_OP_pieces, just enough to handle pointers to member
6047 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6048 expression on DWARFv5 if a constant value doesn't work.
6050 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6052 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6053 * selftest.c (selftest::test_assertions): New function.
6054 (selftest::selftest_c_tests): New function.
6055 * selftest.h (selftest::selftest_c_tests): New declaration.
6057 2016-08-11 Richard Biener <rguenther@suse.de>
6058 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6060 PR rtl-optimization/72855
6061 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6063 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6066 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6067 (vsx_store_<mode>): Likewise.
6069 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6071 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6072 TImode CONST_WIDE_INT store.
6073 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6075 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6077 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6078 mode if unaligned SSE load and store are optimal.
6080 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6082 PR tree-optimization/71083
6083 * tree-predcom.c (ref_at_iteration): Correctly align the
6086 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6088 * config/s390/s390-builtin-types.def: Add INT128 types.
6089 * config/s390/s390-builtins.def: Add INT128 variants for the add
6090 sub low-level builtins dealing with TImode.
6091 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6092 via subreg when expanding a builtin.
6093 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6094 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6096 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6097 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6098 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6099 "vacc<bhfgq>_<mode>".
6100 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6101 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6102 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6103 "vscbi<bhfgq>_<mode>".
6104 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6105 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6107 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6109 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6111 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6113 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6115 (vcond<v_cmp_mixed><mode>): Ditto.
6116 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6118 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6120 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6121 variable explicitly, also assert on it before use.
6123 2016-08-11 Richard Biener <rguenther@suse.de>
6125 PR tree-optimization/72772
6126 * cfgloopmanip.c (create_preheader): Use split_edge if there
6127 is a single loop entry, avoiding degenerate PHIs.
6129 2016-08-11 Richard Biener <rguenther@suse.de>
6131 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6132 unconditional TODO_cleanup_cfg.
6133 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6134 cleanup only if we threaded a jump.
6136 2016-08-11 Alan Modra <amodra@gmail.com>
6139 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6140 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6141 slow. Emit two reloads for slow mem case, first loading in
6142 fast innermode, then converting to required mode.
6144 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6146 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6147 (vec_extract_sig): New macro.
6148 (vec_insert_exp): New macro.
6149 (vec_test_data_class): New macro.
6150 (scalar_extract_exp): New macro.
6151 (scalar_extract_sig): New macro.
6152 (scalar_insert_exp): New macro.
6153 (scalar_test_data_class): New macro.
6154 (scalar_test_neg): New macro.
6155 (scalar_cmp_exp_gt): New macro.
6156 (scalar_cmp_exp_lt): New macro.
6157 (scalar_cmp_exp_eq): New macro.
6158 (scalar_cmp_exp_unordered): New macro.
6159 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6160 to enforce constraint that operand is a 7-bit unsigned literal.
6161 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6162 for power9 built-ins.
6163 (BU_P9V_VSX_2): Likewise.
6164 (BU_P9V_64BIT_VSX_2): Likewise.
6165 (VSEEDP): Add scalar extract exponent support.
6166 (VSEESP): Add scalar extract signature support.
6167 (VSTDCNDP): Add scalar test negative support.
6168 (VSTDCNSP): Likewise.
6169 (VSIEDP): Add scalar insert exponent support.
6170 (VSCEDPGT): Add scalar compare exponent greater than support.
6171 (VSCEDPLT): Add scalar compare exponent less than support.
6172 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6173 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6174 (VSTDCDP): Add scalar test data class support.
6175 (VSTDCSP): Likewise.
6176 (VSEEDP): Add overload support for scalar extract exponent
6178 (VSESDP): Add overload support for scalar extract signature
6180 (VSTDCN): Add overload support for scalar test negative
6182 (VSTDCNDP): Add overload support for scalar test negative
6184 (VSTDCNSP): Add overload support for scalar test negative
6186 (VSIEDP): Add overload support for scalar insert exponent
6188 (VSTDC): Add overload support for scalar test data class
6190 (VSTDCDP): Add overload support for scalar test data class
6192 (VSTDCSP): Add overload support for scalar test data class
6194 (VSCEDPGT): Add overload support for scalar compare exponent
6195 greater than operation.
6196 (VSCEDPLT): Add overload support for scalar compare exponent
6197 less than operation.
6198 (VSCEDPEQ): Add overload support for scalar compare exponent
6199 test-for-equality operation.
6200 (VSCEDPUO): Add overload support for scalar compare exponent
6201 test-for-unordered operation.
6202 (VEEDP): Add vector extract exponent support.
6204 (VESDP): Add vector extract significand support.
6206 (VIEDP): Add vector insert exponent support.
6208 (VTDCDP): Add vector test data class support.
6210 (VES): Add overload support for vector extract significand operation.
6213 (VEE): Add overload support for vector extract exponent operation.
6216 (VTDC): Add overload support for vector test data class operation.
6219 (VIE): Add overload support for vector insert exponent operation.
6222 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6223 overloaded binary floating point functions.
6224 (altivec_resolve_overloaded_builtin): Improve error messages to
6225 distinguish between functions not supported in the current
6226 compiler configuration and functions that were invoked with an
6227 invalid parameter combination, and include the built-in function
6228 name in both error messages.
6229 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6231 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6233 (rs6000_expand_binop_builtin): Add check to enforce that argument
6234 2 of the test data class operations is a 7-bit unsigned literal.
6235 (rs6000_invalid_builtin): Add code to issue an error message if a
6236 built-in function that requires the power9_vector and -m32
6237 command-line options is compiled without these options.
6238 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6239 (UNSPEC_VSX_SXSIGDP): New value.
6240 (UNSPEC_VSX_SXSIGPDP): New value.
6241 (UNSPEC_VSX_SIEXPDP): New value.
6242 (UNSPEC_VSX_SCMPEXPDP): New value.
6243 (UNSPEC_VSX_STSTDC): New value.
6244 (UNSPEC_VSX_VXEXP): New value.
6245 (UNSPEC_VSX_VXSIG): New value.
6246 (UNSPEC_VSX_VIEXP): New value.
6247 (UNSPEC_VSX_VTSTDC): New value.
6248 (xsxexpdp): New insn for scalar extract exponent.
6249 (xsxsigdp): New insn for scalar extract significand.
6250 (xsiexpdp): New insn for scalar insert exponent.
6251 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6252 (*xscmpexpdp): New insn for scalar compare exponents.
6253 (xststdc<Fvsx): New expansion for both single- and
6254 double-precision scalar test data class operations.
6255 (xststdcneg<Fvsx>): New expansion for both single- and
6256 double-precision scalar test for negative value operations.
6257 (*xststdc<Fvsx>): New insn for scalar test data class
6259 (xvxexp<VSs>): New insn for single- and double-precision
6260 vector extract exponent operation.
6261 (xvxsig<VSs>): New insn for single- and double-precision
6262 vector extract significand operation.
6263 (xviexp<VSs>): New insn for single- and double-precision
6264 vector insert exponent operation.
6265 (xvtstdc<VSs>): New insn for single- and double-precision
6266 vector test data class operation.
6267 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6268 built-in functions to represent the Power9 binary floating-point
6269 support instructions.
6271 2016-08-10 bin cheng <bin.cheng@arm.com>
6273 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
6275 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6276 Renlin Li <renlin.li@arm.com>
6277 Bin Cheng <bin.cheng@arm.com>
6279 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
6280 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
6281 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
6282 (aarch64_vcond_internal<mode><mode>): Delete pattern.
6283 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
6284 (vcond<v_cmp_result><mode>): Ditto.
6285 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
6286 (vcondu<mode><mode>): Ditto.
6287 (vcond<v_cmp_mixed><mode>): New pattern.
6288 (vcondu<mode><v_cmp_mixed>): New pattern.
6289 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
6290 of aarch64_vcond_internal.
6292 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6293 Renlin Li <renlin.li@arm.com>
6294 Bin Cheng <bin.cheng@arm.com>
6296 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
6297 (vec_cmp<mode><v_cmp_result>): New pattern.
6298 (vec_cmpu<mode><mode>): New pattern.
6299 (vcond_mask_<mode><v_cmp_result>): New pattern.
6301 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6303 PR tree-optimization/71734
6304 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
6305 REF_LOOP, invoke ref_indep_loop_p_1.
6306 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
6307 to ref_indep_loop_p.
6308 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
6309 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
6310 is inside LOOP, do not cache dpendence value for loops with
6312 (ref_indep_loop_p_2): Delete function.
6313 (can_sm_ref_p): Pass LOOP as additional argument to
6316 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6319 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
6320 being an offsettable address.
6322 2016-08-10 Martin Liska <mliska@suse.cz>
6324 PR gcov-profile/58306
6325 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
6326 atomic variants of profile update functions.
6328 2016-08-10 Martin Liska <mliska@suse.cz>
6330 Cherry picked (and modified) from google-4_7 branch
6331 2012-12-26 Rong Xu <xur@google.com>
6332 * common.opt (fprofile-update): Add new flag.
6333 * coretypes.h: Define enum profile_update.
6334 * doc/invoke.texi: Document -fprofile-update.
6335 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
6336 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
6337 * tree-profile.c (gimple_init_edge_profiler): Generate
6338 also atomic profiler update.
6339 (gimple_gen_edge_profiler): Likewise.
6341 2016-08-10 David Malcolm <dmalcolm@redhat.com>
6343 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
6344 stack_usage_file to NULL after fclose calls.
6346 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6349 * reload.c (push_reload): Compute subreg_in_class for
6350 subregs of constants and plus expressions. Remove special
6351 handling of SYMBOL_REFs.
6353 2016-08-10 Alan Modra <amodra@gmail.com>
6356 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
6357 SImode for TARGET_E500_DOUBLE when given SImode.
6359 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
6361 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
6362 unused variable __O.
6364 2016-08-09 Martin Liska <mliska@suse.cz>
6366 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
6367 _gcov_reset to __gcov_reset.
6368 * doc/gcov-tool.texi: Fix typo.
6370 2016-08-09 Martin Liska <mliska@suse.cz>
6372 * value-prof.c (gimple_divmod_values_to_profile): Do not
6373 instrument MOD histogram if a value is not a SSA name.
6375 2016-08-09 Martin Liska <mliska@suse.cz>
6377 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
6380 2016-08-09 Renlin Li <renlin.li@arm.com>
6383 * calls.c (prepare_call_address): Convert funexp to Pmode when
6385 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
6386 (sibcall_value): Likewise.
6388 2016-08-09 Marek Polacek <polacek@redhat.com>
6391 * cselib.c (cselib_expand_value_rtx_1): Add return.
6392 * gengtype.c (dbgprint_count_type_at): Likewise.
6393 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
6394 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
6396 2016-08-09 Martin Jambor <mjambor@suse.cz>
6399 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
6400 if instance is a MEM_REF.
6402 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6405 * config/i386/i386.md (*movtf_internal): Use
6406 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6407 in the insn constraint.
6408 (*movxf_internal): Ditto.
6409 (*movdf_internal): Ditto.
6410 (*movsf_internal): Ditto.
6412 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6414 PR tree-optimization/72772
6415 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6418 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6420 PR tree-optimization/72772
6421 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6423 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6424 parameter STOP and update calls. Move expand_simple_operations
6425 function call from here...
6426 (simplify_using_initial_conditions): ...to here. Delete parameter
6428 (tree_simplify_using_condition): Delete parameter STOP.
6429 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6430 simplify_using_initial_conditions.
6432 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6435 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6436 Use create_tmp_var_raw instead of create_tmp_var.
6438 2016-08-09 Richard Biener <rguenther@suse.de>
6440 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6441 Treat same SSA names related.
6443 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6445 PR tree-optimization/72824
6446 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6447 real_zerop is not negative.
6449 2016-08-09 Richard Biener <rguenther@suse.de>
6451 PR tree-optimization/71802
6452 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6453 all merge opportunities with the predecessor.
6455 2016-08-09 Richard Biener <rguenther@suse.de>
6458 * ipa-prop.c (ipa_modify_formal_parameters): Build
6459 parameter types with natural alignment also for the
6462 2016-08-08 Andi Kleen <ak@linux.intel.com>
6464 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6466 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6469 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6470 do-nothing langhook.
6471 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6472 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6473 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6474 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6476 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6479 * input.c: Ensure that HAVE_ICONV is defined.
6481 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6484 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6485 private vars for lastprivate and for linear iterator.
6488 * omp-simd-clone.c: Include varasm.h.
6489 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6490 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6491 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6492 update function name.
6494 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6496 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6497 (avr_diagnose_devicespecs_error): Remove.
6498 (avr_devicespecs_file): Remove composing absolute path for specfile
6499 and its verbose info. Remove conditions to check specs-file,
6501 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6503 PR rtl-optimization/72821
6504 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6505 just return false for them.
6507 2016-08-08 Alan Modra <amodra@gmail.com>
6510 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6511 toc refs created during reload. Update function comment.
6513 2016-08-08 Alan Modra <amodra@gmail.com>
6516 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6517 alternatives. Put loads first, then stores, and reg/reg moves
6518 within same class later. Delete attr length.
6520 2016-08-08 Alan Modra <amodra@gmail.com>
6523 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6524 (mem_operand_ds_form): New predicate.
6525 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6526 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6527 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6528 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6529 (extendsfdf2_fpr): Replace o constraint with wY.
6531 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6533 * tree-ssa-threadbackward.c: Include tree-inline.h
6534 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6535 size of copied block; for cold paths reduce duplication.
6536 (find_jump_threads_backwards): Remove redundant tests.
6537 (pass_thread_jumps::gate): Enable for -Os.
6539 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6542 * stor-layout.c (layout_decl): Fix up formatting.
6543 (relayout_decl): Allow DECL to be FIELD_DECL.
6545 2016-08-07 Alan Modra <amodra@gmail.com>
6547 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6549 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6551 * data-streamer-in.c (streamer_read_wide_int): New.
6552 (streamer_read_widest_int): Renamed function.
6553 * data-streamer-out.c (streamer_write_wide_int): New
6554 (streamer_write_widest_int): Renamed function.
6555 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6557 (input_cfg): Call renamed function.
6558 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6560 (output_cfg): Call renamed function.
6561 * data-streamer.h: Add declarations.
6563 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6565 * tree-ssa-ccp.c (extend_mask): New param sgn.
6566 Remove ORing with wi::mask.
6567 (get_default_value): Adjust call to extend_mask to pass sign.
6568 (evaluate_stmt): Likewise.
6570 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6572 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6575 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6577 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6578 transform if operand's type is pointer to function or method.
6580 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6582 PR tree-optimization/18046
6583 * tree-ssa-threadedge.c: Include cfganal.h.
6584 (simplify_control_statement_condition): If simplifying a
6585 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6586 with the dominating ASSERT_EXPR before handing it off to VRP.
6587 Mention that a CASE_LABEL_EXPR may be returned.
6588 (thread_around_empty_blocks): Adjust to handle
6589 simplify_control_statement_condition() returning a
6591 (thread_through_normal_block): Likewise.
6592 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6593 a switch statement by trying to determine which case label
6596 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6598 PR rtl-optimization/69847
6599 * lra-constraints.c (process_invariant_for_inheritance): Save
6600 pattern instead of src.
6601 (remove_inheritance_pseudos): Use the pattern. Add assert.
6603 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6605 * input.c (string_concat::string_concat): New constructor.
6606 (string_concat_db::string_concat_db): New constructor.
6607 (string_concat_db::record_string_concatenation): New method.
6608 (string_concat_db::get_string_concatenation): New method.
6609 (string_concat_db::get_key_loc): New method.
6610 (class auto_cpp_string_vec): New class.
6611 (get_substring_ranges_for_loc): New function.
6612 (get_source_range_for_substring): New function.
6613 (get_num_source_ranges_for_substring): New function.
6614 (class selftest::lexer_test_options): New class.
6615 (struct selftest::lexer_test): New struct.
6616 (class selftest::ebcdic_execution_charset): New class.
6617 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6618 (selftest::lexer_test::lexer_test): New constructor.
6619 (selftest::lexer_test::~lexer_test): New destructor.
6620 (selftest::lexer_test::get_token): New method.
6621 (selftest::assert_char_at_range): New function.
6622 (ASSERT_CHAR_AT_RANGE): New macro.
6623 (selftest::assert_num_substring_ranges): New function.
6624 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6625 (selftest::assert_has_no_substring_ranges): New function.
6626 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6627 (selftest::test_lexer_string_locations_simple): New function.
6628 (selftest::test_lexer_string_locations_ebcdic): New function.
6629 (selftest::test_lexer_string_locations_hex): New function.
6630 (selftest::test_lexer_string_locations_oct): New function.
6631 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6632 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6633 (selftest::test_lexer_string_locations_ucn4): New function.
6634 (selftest::test_lexer_string_locations_ucn8): New function.
6635 (selftest::uint32_from_big_endian): New function.
6636 (selftest::test_lexer_string_locations_wide_string): New function.
6637 (selftest::uint16_from_big_endian): New function.
6638 (selftest::test_lexer_string_locations_string16): New function.
6639 (selftest::test_lexer_string_locations_string32): New function.
6640 (selftest::test_lexer_string_locations_u8): New function.
6641 (selftest::test_lexer_string_locations_utf8_source): New function.
6642 (selftest::test_lexer_string_locations_concatenation_1): New
6644 (selftest::test_lexer_string_locations_concatenation_2): New
6646 (selftest::test_lexer_string_locations_concatenation_3): New
6648 (selftest::test_lexer_string_locations_macro): New function.
6649 (selftest::test_lexer_string_locations_stringified_macro_argument):
6651 (selftest::test_lexer_string_locations_non_string): New function.
6652 (selftest::test_lexer_string_locations_long_line): New function.
6653 (selftest::test_lexer_char_constants): New function.
6654 (selftest::input_c_tests): Call the new test functions once per
6655 case within the line_table test matrix.
6656 * input.h (struct string_concat): New struct.
6657 (struct location_hash): New struct.
6658 (class string_concat_db): New class.
6659 * substring-locations.h: New header.
6661 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6663 PR tree-optimization/72810
6664 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6665 the type of the case labels when truncating.
6667 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6670 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6671 (aarch64_fp16_ptr_type_node): Likewise.
6672 * config/aarch64/aarch64-simd-builtins.c
6673 (aarch64_fp16_ptr_type_node): Define.
6674 (aarch64_init_fp16_types): New, refactored out of...
6675 (aarch64_init_builtins): ...here, update to call
6676 aarch64_init_fp16_types.
6677 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6679 (aapcs_vfp_sub_candidate): Likewise.
6681 2016-08-05 Martin Liska <mliska@suse.cz>
6682 Joshua Cranmer <Pidgeot18@gmail.com>
6684 * gcov.c (line_t::has_block): New function.
6685 (enum loop_type): New enum.
6686 (handle_cycle): New function.
6687 (unblock): Likewise.
6688 (circuit): Likewise.
6689 (get_cycles_count): Likewise.
6690 (accumulate_line_counts): Use new loop detection algorithm.
6692 2016-08-05 Martin Liska <mliska@suse.cz>
6694 * gcov.c (output_intermediate_file): Rename
6695 function_info::line_next to next_file_fn.
6696 (process_file): Likewise.
6697 (read_graph_file): Likewise.
6698 (accumulate_line_counts): Likewise.
6699 (output_lines): Likewise.
6701 2016-08-05 Richard Biener <rguenther@suse.de>
6703 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6704 restriction on threading to a loop header.
6706 2016-08-05 Richard Biener <rguenther@suse.de>
6708 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6709 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6710 adjust loop info accordingly.
6712 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6714 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6715 before folding call to __builtin_constant_p with parameters to false.
6717 2016-08-05 Alan Modra <amodra@gmail.com>
6719 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6720 code accidentally committed 2016-05-02 providing class when given
6723 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6725 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6726 the case label ranges that partially overlap with OP's value
6729 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6732 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6733 Cast builtin function result to __mmask16 instead of __mmask8.
6734 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6735 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6736 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6738 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6740 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6741 (ASSERT_TRUE_AT): New macro.
6742 (ASSERT_FALSE): Reimplement in terms of...
6743 (ASSERT_FALSE_AT): New macro.
6744 (ASSERT_STREQ_AT): Fix typo in comment.
6746 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6748 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6749 labels are exhaustive, designate the label with the widest
6750 range to be the default label.
6752 2016-08-04 Andrew Pinski <apinski@cavium.com>
6754 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6755 (thunderx_tunings): Use thunderx_vector_cost instead of
6756 generic_vector_cost.
6758 2016-08-04 Martin Liska <mliska@suse.cz>
6760 * gcov.c (main): Fix GNU coding style.
6761 (output_intermediate_file): Likewise.
6762 (process_file): Likewise.
6763 (generate_results): Likewise.
6764 (release_structures): Likewise.
6765 (create_file_names): Likewise.
6766 (find_source): Likewise.
6767 (read_graph_file): Likewise.
6768 (find_exception_blocks): Likewise.
6769 (canonicalize_name): Likewise.
6770 (make_gcov_file_name): Likewise.
6771 (mangle_name): Likewise.
6772 (accumulate_line_counts): Likewise.
6773 (output_branch_count): Likewise.
6774 (read_line): Likewise.
6776 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6778 PR rtl-optimization/71779
6779 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6780 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6781 or if it was truncated.
6783 PR rtl-optimization/70903
6784 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6786 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6788 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6789 accessing SSA_NAME_PTR_INFO.
6791 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6794 * common/config/avr/avr-common.c (avr_option_optimization_table)
6795 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6797 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6800 * config/avr/avr.md: New pattern to work around do_store_flag
6801 generating shift instructions for bit extractions.
6803 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6805 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6807 (add_equivalence): Likewise.
6808 (get_value_range): Allocate value range with vrp_value_range_pool.
6809 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6810 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6812 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6814 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6815 the default for the rs6000 port.
6817 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6820 * calls.c (special_function_p): Remove special handling of
6821 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6822 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6823 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6825 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6828 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6829 Don't stop on regular insns.
6831 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6833 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6834 size to DImode boundary.
6835 (nvptx_propagate): Likewise.
6837 2016-08-03 Alan Modra <amodra@gmail.com>
6839 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6840 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6841 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6842 from -mefficient-unaligned-vector. Note that this affects fp too.
6844 2016-08-03 Alan Modra <amodra@gmail.com>
6846 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6849 2016-08-03 Alan Modra <amodra@gmail.com>
6851 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6852 to a reg. Localize vars.
6854 2016-08-03 Alan Modra <amodra@gmail.com>
6856 * config/rs6000/rs6000.opt: Remove negatives from help strings
6859 2016-08-03 Alan Modra <amodra@gmail.com>
6861 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6862 Delete duplicated code.
6864 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6867 * lra-spills.c (regno_in_use_p): New.
6868 (lra_final_code_change): Use it.
6870 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6872 PR rtl-optimization/69847
6873 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6875 (lra_rtx_hash): New.
6876 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6878 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6879 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6880 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6881 next insn is USE with the same reg as the current insn source.
6882 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6884 (lra_constraints_init): Call initiate_invariants.
6885 (lra_constraints_finish): Call finish_invariants.
6886 (struct invariant, invariant_t, invariant_ptr_t): New.
6887 (const_invariant_ptr_t, invariants, invariants_pool): New.
6888 (invariant_table, invariant_hash, invariant_eq_p): New.
6889 (insert_invariant, initiate_invariants, finish_invariants): New.
6890 (clear_invariants, invalid_invariant_regs): New.
6891 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6892 instead of restore_regno.
6893 (invariant_p, process_invariant_for_inheritance): New.
6894 (inherit_in_ebb): Implement invariant inheritance.
6895 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6896 (remove_inheritance_pseudos): Implement undoing invariant
6898 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6899 instead of restore_regno.
6900 * lra-assigns.c (regno_live_length): New.
6901 (reload_pseudo_compare_func): Use regno_live_length.
6902 (assign_by_spills): Use restore_rtx instead of restore_regno.
6903 (lra_assign): Ditto. Initiate regno_live_length.
6905 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6907 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6908 __builtin_aarch64_fmindf.
6910 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6912 PR tree-optimization/34114
6913 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6914 information for more control IVs.
6916 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6918 PR tree-optimization/34114
6919 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6920 PLUS_EXPR case. Handle SSA_NAME case.
6922 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6924 * config/aarch64/aarch64-simd-builtins.def
6925 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6926 (__builtin_aarch64_fmaxdf): Likewise.
6927 (__builtin_aarch64_smin_nandf): Likewise.
6928 (__builtin_aarch64_smax_nandf): Likewise.
6929 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6930 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6931 (<fmaxmin><mode>3): ...this.
6932 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6933 (vminnm_f64): Likewise.
6934 (vmin_f64): Likewise.
6935 (vmax_f64): Likewise.
6936 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6937 (FMAXMIN_UNS): ...this.
6938 (fmaxmin): Merged with
6939 (fmaxmin_op): ...this...
6940 (maxmin_uns_op): ...in to this.
6942 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6944 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6945 Add support for vec_extract on vector float, vector int, vector
6946 short, and vector char vector types.
6947 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6948 vector float, vector int, vector short, and vector char
6949 optimizations on 64-bit ISA 2.07 systems for both constant and
6950 variable element numbers.
6951 (rs6000_split_vec_extract_var): Likewise.
6952 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6953 Altivec registers on ISA 2.07 and above.
6954 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6955 which never was matched due to the split occuring before register
6956 allocation (and the code would not have worked on little endian
6957 systems if it did match). Allow extracts to go to the Altivec
6958 registers if ISA 2.07 (power8). Change from using "" around the
6959 C++ code to using {}'s.
6960 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6961 vec_extracts when the vector is in memory.
6962 (vsx_extract_v4sf_var): New insn to optimize vector float
6963 vec_extracts when the element number is variable on 64-bit ISA
6965 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6966 for 64-bit ISA 2.07 as well as ISA 3.0.
6967 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6968 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6969 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6970 optimize vector int, vector short, and vector char vec_extracts
6971 when the vector is in memory.
6972 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6973 optimize vector int, vector short, and vector char vec_extracts
6974 when the element number is variable.
6976 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6979 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6980 does not overlap with other symbol flags.
6982 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6984 * config/aarch64/aarch64.h (aarch64_frame):
6985 Remove padding0 and hardfp_offset. Add locals_offset,
6986 initial_adjust, callee_adjust, callee_offset and final_adjust.
6987 * config/aarch64/aarch64.c (aarch64_layout_frame):
6988 Remove unused padding0 and hardfp_offset initializations.
6989 Choose frame layout and set frame variables accordingly.
6990 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6991 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6992 (aarch64_pop_regs): Likewise.
6993 (aarch64_expand_prologue): Remove all decision code, just emit
6994 prolog according to frame variables.
6995 (aarch64_expand_epilogue): Remove all decision code, just emit
6996 epilog according to frame variables.
6997 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6999 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7002 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7003 fix_debug_reg_uses after changing source register mode to
7004 V1TImode if source register is undefined.
7006 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7008 PR tree-optimization/71818
7009 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7010 with non invariant evolutions
7012 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7015 * config/avr/avr.md (length) [branch]: Correct insn length
7016 attribute for forward branches.
7018 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7020 * doc/extend.texi (AVR Built-in Functions): Document
7022 * config/avr/builtins.def (NOPS): New.
7023 * config/avr/avr.c (avr_expand_nops): New static function.
7024 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7026 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7028 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7029 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7032 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7034 * config/aarch64/aarch64.c (vulcan_tunings): Update
7035 vulcan L1 cache_line_size.
7037 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7039 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7040 function that takes a vector memory address, a hard register, an
7041 element number and a temporary base register, and recreates an
7042 address that points to the appropriate element within the vector.
7043 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7044 (rs6000_split_vec_extract_var): Add support for the target of a
7045 vec_extract with variable element number being a scalar memory
7047 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7049 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7050 vsx_extract_<mode>_load insn with a new insn that optimizes
7051 storing either element to a memory location, using scratch
7052 registers to pick apart the vector and reconstruct the address.
7053 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7054 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7055 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7057 (vsx_extract_<mode>_var): Add support for extracting a variable
7058 element number from memory.
7060 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7062 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7063 when testing for compares against constants of the form 0xabab.
7065 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7067 PR tree-optimization/57558
7068 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7070 (vect_loop_versioning): Support versioning with niter assumptions.
7071 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7072 (vect_get_loop_niters): New parameter. Reimplement to support
7073 assumptions in loop niter info.
7074 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7075 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7076 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7077 Support loop versioning for niters.
7078 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7079 (vect_free_loop_info_assumptions): New function.
7080 (vectorize_loops): Free loop niter info for loops with flag
7081 LOOP_F_ASSUMPTIONS set if vectorization failed.
7082 * tree-vectorizer.h (struct _loop_vec_info): New field
7083 num_iters_assumptions.
7084 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7085 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7086 (LOOP_REQUIRES_VERSIONING): New macro.
7087 (vect_free_loop_info_assumptions): New decl.
7089 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7091 * cfgloop.h (struct loop): New field constraints.
7092 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7093 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7095 * cfgloop.c (alloc_loop): Initialize new field.
7096 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7097 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7098 Adjust niter analysis wrto loop constraints.
7099 * doc/loop.texi (@node Number of iterations): Add description for loop
7102 2016-07-29 Marek Polacek <polacek@redhat.com>
7105 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7106 (ix86_expand_round_builtin): Likewise.
7108 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7109 Georg-Johann Lay <avr@gjlay.de>
7111 PR rtl-optimization/71976
7112 * combine.c (get_last_value): Return 0 if the argument for which
7113 the function is called has a wider mode than the recorded value.
7115 2016-07-29 Marek Polacek <polacek@redhat.com>
7118 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7119 (altivec_expand_st_builtin): Likewise.
7121 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7123 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7124 introduced in r238381.
7126 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7129 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7130 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7132 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7134 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7136 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7137 Add support for vec_extract of vector double or vector long having
7138 a variable element number on 64-bit ISA 2.07 systems or newer.
7139 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7141 (rs6000_split_vec_extract_var): New function to split a
7142 vec_extract built-in function with variable element number.
7143 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7145 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7146 (UNSPEC_VSX_EXTRACT): Likewise.
7147 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7148 direct move instructions to be generated on 64-bit ISA 2.07
7149 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7151 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7152 arguments for vec_extract variable element.
7153 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7154 vec_extract with variable element on V2DFmode and V2DImode
7156 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7157 -mupper-regs-df requirement, since it isn't needed.
7158 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7159 do direct moves on 64-bit systems, which allows optimization of
7160 vec_extract on 64-bit ISA 2.07 systems and newer.
7162 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7163 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7165 * config/aarch64/aarch64.md
7166 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7168 (<optab>qihi2_aarch64): Likewise, and split into two.
7169 (extendqihi2_aarch64): New.
7170 (zero_extendqihi2_aarch64): New.
7171 * config/aarch64/iterators.md (ldrxt): Remove.
7172 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7175 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7177 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7179 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7181 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7182 (aarch64_push_reg): New function to push 1 or 2 registers.
7183 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7184 (aarch64_expand_prologue): Use aarch64_push_regs.
7185 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7187 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7189 PR tree-optimization/71734
7190 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7191 attribute instead of REF_LOOP and use it.
7192 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7193 set it for Loops having non-zero safelen attribute.
7194 (ref_indep_loop_p): Pass zero as initial value for safelen.
7196 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7200 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7201 call using chkp_gimple_call_builtin_p.
7202 (chkp_copy_bounds_for_assign): Likewise.
7204 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7206 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7207 * config/arm/arm-protos.h (struct tune_params): Likewise.
7208 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7209 (cortex_a9_sched_adjust_cost): Likewise.
7210 (fa726te_sched_adjust_cost): Likewise.
7211 (arm_adjust_cost): Likewise.
7212 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7213 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7214 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7215 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7216 * config/ia64/ia64.c: Likewise.
7217 * config/m68k/m68k.c: Likewise.
7218 * config/mep/mep.c (mep_adjust_cost): Likewise.
7219 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7221 * config/mips/mips.c (mips_adjust_cost): Likewise.
7222 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7224 * config/pa/pa.c (pa_adjust_cost): Likewise.
7225 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7226 (rs6000_debug_adjust_cost): Likewise.
7227 * config/sh/sh.c (sh_adjust_cost): Likewise.
7228 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7229 (hypersparc_adjust_cost): Likewise.
7230 (sparc_adjust_cost): Likewise.
7231 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7232 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7233 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7235 * config/visium/visium.c (visium_adjust_cost): Likewise.
7236 * doc/tm.texi: Regenerate.
7237 * haifa-sched.c (dep_cost_1): Adjust.
7238 * target.def: Merge adjust_cost and adjust_cost_2.
7240 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7242 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7244 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7246 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7247 (extract_mentioned_regs): Append to a vector instead of
7248 returning a rtx_expr_list.
7249 (st_expr_entry): Adjust.
7250 (free_st_expr_entry): Likewise.
7251 (store_ops_ok): Likewise.
7252 (store_killed_in_insn): Likewise.
7253 (find_moveable_store): Likewise.
7255 2016-07-28 Martin Liska <mliska@suse.cz>
7257 PR gcov-profile/68025
7258 * tree-profile.c (tree_profiling): Respect
7259 no_profile_instrument_function attribute.
7260 * doc/extend.texi: Document no_profile_instrument_function
7263 2016-07-28 Martin Liska <mliska@suse.cz>
7265 PR rtl-optimization/70944
7266 * combine.c (make_compound_operation):
7267 Do not allow make_compound_operation for vector mode
7269 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
7272 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
7273 before calling get_ops.
7275 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7277 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
7278 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
7279 (BITS_PER_UNIT_LOG): Remove.
7280 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
7281 * expr.c (expand_assignment): Likewise.
7282 * stor-layout.c (initialize_sizetypes): Likewise.
7284 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7286 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
7287 signature of rs6000_expand_vector_extract so that the element
7288 number is a RTX instead of a constant integer.
7289 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
7291 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
7292 (altivec_expand_vec_ext_builtin): Likewise.
7293 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
7294 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
7295 MFVSRLD instruction.
7297 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7299 * input.c (get_pure_location): Move here from tree.c.
7300 (make_location): Likewise. Add header comment.
7301 (selftest::test_accessing_ordinary_linemaps): Verify
7302 pure_location_p, make_location, get_location_from_adhoc_loc and
7304 * input.h (get_pure_location): Move declaration here from tree.h.
7305 (get_finish): Likewise for inline function.
7306 (make_location): Likewise for declaration.
7307 * tree.c (get_pure_location): Move to input.c.
7308 (make_location): Likewise.
7309 * tree.h (get_pure_location): Move declaration to tree.h.
7310 (get_finish): Likewise for inline function.
7311 (make_location): Likewise for declaration.
7313 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7316 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
7318 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7320 * system.h (STATIC_ASSERT): Use static_assert if building
7323 2016-07-27 Richard Biener <rguenther@suse.de>
7325 PR tree-optimization/72517
7326 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7327 Revert change to not compute read-read dependences.
7329 2016-07-27 Richard Biener <rguenther@suse.de>
7331 * predict.c (set_even_probabilities): Make nedges unsigned.
7333 2016-07-27 Martin Liska <mliska@suse.cz>
7335 * predict.c (set_even_probabilities): Handle unlikely edges.
7336 (combine_predictions_for_bb): Likewise.
7338 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7341 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
7342 __float128 support when we don't have hardware support, so that
7343 the IEEE built-in functions like isgreater, first call __unordkf3
7344 to make sure neither operand is a NaN, and if both operands are
7345 ordered, do the normal comparison.
7347 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7349 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
7351 (extract_code_and_val_from_cond_with_ops): Verify that name is
7352 either cond_op0 or cond_op1.
7354 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7356 PR tree-optimization/18046
7357 * genmodes.c (emit_mode_size_inline): Emit an assert that
7358 verifies that mode is a valid array index.
7359 (emit_mode_nuinits_inline): Likewise.
7360 (emit_mode_inner_inline): Likewise.
7361 (emit_mode_unit_size_inline): Likewise.
7362 (emit_mode_unit_precision_inline): Likewise.
7363 * tree-vrp.c: Include params.h.
7364 (find_switch_asserts): Register edge assertions for the default
7365 label which correspond to the anti-ranges of each case label.
7366 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
7367 * doc/invoke.texi: Document it.
7369 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7371 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
7372 and unnecessary call to gimple_bb.
7374 2016-07-26 Richard Biener <rguenther@suse.de>
7376 PR rtl-optimization/71984
7377 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
7380 2016-07-26 Richard Biener <rguenther@suse.de>
7383 * expmed.c (extract_bit_field_1): Constrain the vector mode
7384 with element size matching the extraction mode size when
7385 choosing a better vector mode to do the extraction from.
7387 2016-07-26 Richard Biener <rguenther@suse.de>
7388 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7391 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
7394 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7396 * tree-ssa-structalias.c (struct scc_info): Change types of
7397 members to auto_sbitmap and auto_vec.
7398 (scc_info::scc_info): New constructor.
7399 (scc_info::~scc_info): New destructor.
7400 (init_scc_info): Remove.
7401 (free_scc_info): Remove.
7402 (find_indirect_cycles): Adjust.
7403 (perform_var_substitution): Likewise.
7404 (free_var_substitution_info): Likewise.
7406 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7408 * tree-outof-ssa.c (struct elim_graph): Change type of members
7409 to auto_vec and auto_sbitmap.
7410 (elim_graph::elim_graph): New constructor.
7411 (delete_elim_graph): Remove.
7412 (expand_phi_nodes): Adjust.
7414 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7416 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7417 (new_elim_graph): Adjust.
7418 (clear_elim_graph): Likewise.
7419 (delete_elim_graph): Likewise.
7420 (elim_graph_size): Likewise.
7421 (elim_graph_add_node): Likewise.
7422 (elim_graph_add_edge): Likewise.
7423 (elim_graph_remove_succ_edge): Likewise.
7424 (eliminate_name): Likewise.
7425 (eliminate_build): Likewise.
7426 (elim_forward): Likewise.
7427 (elim_unvisited_predecessor): Likewise.
7428 (elim_backward): Likewise.
7429 (elim_create): Likewise.
7430 (eliminate_phi): Likewise.
7431 (expand_phi_nodes): Likewise.
7433 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7435 * bt-load.c (compute_out): Use auto_sbitmap class.
7436 (link_btr_uses): Likewise.
7437 * cfganal.c (mark_dfs_back_edges): Likewise.
7438 (post_order_compute): Likewise.
7439 (inverted_post_order_compute): Likewise.
7440 (pre_and_rev_post_order_compute_fn): Likewise.
7441 (single_pred_before_succ_order): Likewise.
7442 * cfgexpand.c (pass_expand::execute): Likewise.
7443 * cfgloop.c (verify_loop_structure): Likewise.
7444 * cfgloopmanip.c (fix_bb_placements): Likewise.
7445 (remove_path): Likewise.
7446 (update_dominators_in_loop): Likewise.
7447 * cfgrtl.c (break_superblocks): Likewise.
7448 * ddg.c (check_sccs): Likewise.
7449 (create_ddg_all_sccs): Likewise.
7450 * df-core.c (df_worklist_dataflow): Likewise.
7451 * dse.c (dse_step3): Likewise.
7452 * except.c (eh_region_outermost): Likewise.
7453 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7454 * gcse.c (prune_expressions): Likewise.
7455 (prune_insertions_deletions): Likewise.
7456 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7457 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7458 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7459 * lcm.c (compute_earliest): Likewise.
7460 (compute_farthest): Likewise.
7461 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7462 (unroll_loop_runtime_iterations): Likewise.
7463 (unroll_loop_stupid): Likewise.
7464 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7465 * lra-lives.c: Likewise.
7466 * lra.c (lra): Likewise.
7467 * modulo-sched.c (schedule_reg_moves): Likewise.
7468 (optimize_sc): Likewise.
7469 (get_sched_window): Likewise.
7470 (sms_schedule_by_order): Likewise.
7471 (check_nodes_order): Likewise.
7472 (order_nodes_of_sccs): Likewise.
7473 (order_nodes_in_scc): Likewise.
7474 * recog.c (split_all_insns): Likewise.
7475 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7476 * reload1.c (reload): Likewise.
7477 * sched-rgn.c (haifa_find_rgns): Likewise.
7478 (split_edges): Likewise.
7479 (compute_trg_info): Likewise.
7480 * sel-sched.c (init_seqno): Likewise.
7481 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7482 * tree-into-ssa.c (update_ssa): Likewise.
7483 * tree-ssa-live.c (live_worklist): Likewise.
7484 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7485 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7487 (try_peel_loop): Likewise.
7488 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7490 * tree-ssa-pre.c (compute_antic): Likewise.
7491 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7492 * tree-stdarg.c (reachable_at_most_once): Likewise.
7493 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7494 * var-tracking.c (vt_find_locations): Likewise.
7496 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7498 * sbitmap.h (auto_sbitmap): New class.
7500 2016-07-26 Alan Modra <amodra@gmail.com>
7503 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7506 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7508 * input.c (selftest::temp_source_file::temp_source_file): Fix
7509 missing "%s" in fprintf.
7511 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7514 * cselib.c (cselib_process_insn): Invalidate argument slots for
7517 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7519 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7520 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7521 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7523 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7525 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7526 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7527 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7529 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7531 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7532 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7534 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7535 (add<mode>3): Likewise.
7536 (sub<mode>3): Likewise.
7537 (mul<mode>3): Likewise.
7538 (div<mode>3): Likewise.
7539 (*div<mode>3): Likewise.
7540 (<fmaxmin><mode>3): Extend to HF.
7541 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7542 (fabd<mode>3): Likewise.
7543 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7544 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7545 (aarch64_fmulx<mode>): Likewise.
7546 (aarch64_fac<optab><mode>): Likewise.
7547 (aarch64_frecps<mode>): Likewise.
7548 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7549 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7550 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7551 (VSDQ_HSDI): Support HI.
7552 (fcvt_target, FCVT_TARGET): Likewise.
7553 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7554 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7555 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7556 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7557 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7558 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7559 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7562 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7564 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7565 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7566 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7567 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7569 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7570 (aarch64_cm<optab><mode>): Likewise.
7571 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7572 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7573 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7574 (sqrt<mode>2): Likewise.
7575 (*sqrt<mode>2): Likewise.
7576 (abs<mode>2): Likewise.
7577 (<optab><mode>hf2): New pattern for HF mode.
7578 (<optab>hihf2): Likewise.
7579 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7580 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7581 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7583 * config/aarch64/arm_fp16.h: New file.
7584 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7585 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7586 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7587 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7588 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7589 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7590 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7591 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7592 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7593 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7594 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7595 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7598 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7600 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7601 reduc_smin_scal_): Use VDQIF_F16.
7602 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7603 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7605 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7606 * config/aarch64/iterators.md (VDQIF_F16): New.
7607 (vp): Support HF modes.
7608 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7609 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7611 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7613 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7614 "*aarch64_mulx_elt_from_dup<mode>".
7615 (*aarch64_mul3_elt<mode>): Update schedule type.
7616 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7617 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7618 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7619 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7620 (f, fp): Support HF modes.
7621 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7622 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7623 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7624 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7625 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7626 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7628 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7630 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7631 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7633 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7636 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7638 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7639 * config/aarch64/aarch64-simd.md
7640 (aarch64_rsqrts<mode>): Extend to HF modes.
7641 (fabd<mode>3): Likewise.
7642 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7643 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7644 (aarch64_<maxmin_uns>p<mode>): Likewise.
7645 (<su><maxmin><mode>3): Likewise.
7646 (<maxmin_uns><mode>3): Likewise.
7647 (<fmaxmin><mode>3): Likewise.
7648 (aarch64_faddp<mode>): Likewise.
7649 (aarch64_fmulx<mode>): Likewise.
7650 (aarch64_frecps<mode>): Likewise.
7651 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7652 (add<mode>3): Extend to HF modes.
7653 (sub<mode>3): Likewise.
7654 (mul<mode>3): Likewise.
7655 (div<mode>3): Likewise.
7656 (*div<mode>3): Likewise.
7657 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7659 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7660 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7661 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7662 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7663 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7664 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7665 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7666 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7667 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7668 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7669 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7670 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7671 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7672 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7674 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7676 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7677 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7678 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7679 (neg<mode>2): Likewise.
7680 (abs<mode>2): Likewise.
7681 (<frint_pattern><mode>2): Likewise.
7682 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7683 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7684 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7685 (ftrunc<VDQF:mode>2): Likewise.
7686 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7687 (sqrt<mode>2): Likewise.
7688 (*sqrt<mode>2): Likewise.
7689 (aarch64_frecpe<mode>): Likewise.
7690 (aarch64_cm<optab><mode>): Likewise.
7691 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7693 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7694 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7696 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7697 (vdupq_n_f16): Likewise.
7698 (vld1_dup_f16): Use vdup_n_f16.
7699 (vld1q_dup_f16): Use vdupq_n_f16.
7700 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7701 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7702 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7703 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7704 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7705 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7706 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7707 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7708 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7709 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7710 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7711 vsqrt_f16, vsqrtq_f16): New.
7713 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7715 * config/aarch64/aarch64-simd.md
7716 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7717 (aarch64_ext<mode>): Likewise.
7718 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7719 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7720 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7722 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7724 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7725 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7726 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7727 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7728 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7729 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7730 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7732 (vmov_n_f16): Reimplement using vdup_n_f16.
7733 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7735 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7737 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7738 "frame_related_p". Generate CFA annotation when it's necessary.
7739 (aarch64_expand_prologue): Use aarch64_add_constant.
7740 (aarch64_expand_epilogue): Likewise.
7741 (aarch64_output_mi_thunk): Pass "false" when calling
7742 aarch64_add_constant.
7744 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7746 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7749 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7751 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7752 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7753 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7754 (aarch64_build_constant): Delete.
7756 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7759 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7761 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7762 flag_toplevel_reorder.
7764 2016-07-25 Richard Biener <rguenther@suse.de>
7766 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7767 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7768 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7769 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7770 (streamer_get_builtin_tree): Likewise.
7771 (streamer_write_builtin): Likewise.
7772 * lto-streamer.h (LTO_builtin_decl): Remove.
7773 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7774 (lto_input_scc): Remove LTO_builtin_decl handling.
7775 (lto_input_tree_1): Liekwise.
7776 * lto-streamer-out.c (lto_output_tree_1): Remove special
7777 handling of builtins.
7778 (DFS::DFS): Likewise.
7779 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7780 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7782 (streamer_write_builtin): Remove.
7784 2016-07-25 Martin Liska <mliska@suse.cz>
7786 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7787 if flag_auto_profile is set to true.
7789 2016-07-25 Martin Liska <mliska@suse.cz>
7791 PR gcov-profile/71868
7792 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7793 have a function with multiple latches, count them all.
7795 2016-07-25 Martin Liska <mliska@suse.cz>
7797 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7799 2016-07-25 Martin Liska <mliska@suse.cz>
7801 PR tree-optimization/71987
7802 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7803 just for SSA_NAMEs. Fix GNU coding style.
7805 2016-07-25 Martin Liska <mliska@suse.cz>
7807 PR gcov-profile/64874
7808 * gcov-io.h: Update command about file format.
7809 * gcov-iov.c (main): Adapt the numbering scheme.
7811 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7814 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7815 whose result is used in PHI.
7816 (final_range_test_p): Likewise.
7817 (maybe_optimize_range_tests): Likewise.
7819 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7821 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7822 Reformat two multi-line strings.
7824 2016-07-22 Martin Sebor <msebor@redhat.com>
7826 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7828 2016-07-22 Martin Sebor <msebor@redhat.com>
7831 * doc/extend.texi (Compound Literals): Correct and clarify.
7832 (Cast to Union): Same.
7834 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7836 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7837 comments to explain why certain error messages make mention of
7838 undocumented options.
7839 (rs6000_invalid_builtin): Change error messages to replace mention
7840 of undocumented options with mention of the -mcpu=power9 option
7841 that enables those undocumented options.
7842 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7843 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7844 definition of this macro to correct an existing error.
7845 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7846 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7847 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7848 descriptions of built-in functions so that they depend on
7849 -mcpu=power9 instead of on the corresponding undocumented flags.
7850 * doc/invoke.texi (Option Summary): Remove all mention of newly
7852 (IBM RS/6000 and PowerPC Options): Likewise.
7853 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7854 mention of newly undocumented flags.
7856 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7858 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7859 when target_clones attribute is set.
7861 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7863 * common.opt (funsafe-loop-optimizations): Mark ignore.
7864 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7865 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7867 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7868 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7870 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7872 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7874 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7876 (number_of_iterations_exit): Warn missed loop optimization for
7877 possible infinite loops.
7879 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7882 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7883 when to emit a ".machine" pseudo-op.
7885 2016-07-22 Martin Liska <mliska@suse.cz>
7887 PR gcov-profile/69028
7888 PR gcov-profile/62047
7889 * coverage.c (coverage_compute_lineno_checksum): Do not
7890 calculate checksum for fns w/o xloc.file.
7891 (coverage_compute_profile_id): Likewise.
7893 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7895 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7896 (avr_secondary_reload): ...and implementation.
7897 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7898 * config/avr/avr.md (reload_in<mode>): Remove insns.
7899 (adjust_len) [lpm]: Remove insn attribute value.
7900 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7902 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7905 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7907 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7908 * calls.c (special_function_p): Remove the special handling of the
7909 "__builtin_" prefix.
7911 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7914 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7915 if STMT may be an alloca call.
7916 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7917 builtin alloca call.
7918 * calls.h (gimple_maybe_alloca_call_p): New function.
7919 * tree-inline.c (inline_forbidden_p_stmt): Use
7920 gimple_maybe_alloca_call_p here.
7922 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7924 * spellcheck-tree.c (best_macro_match::best_macro_match):
7925 Explictly specify the template arguments when invoking the base
7926 class constructor, to help older C++ compilers.
7928 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7931 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7932 before builtin_decl_implicit.
7934 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7936 * optabs.c (emit_condiitonal_move): Short circuit for identical
7939 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7941 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7942 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7943 (noce_conversion_profitable_p): New.
7944 (noce_try_store_flag_constants): Use it.
7945 (noce_try_addcc): Likewise.
7946 (noce_try_store_flag_mask): Likewise.
7947 (noce_try_cmove): Likewise.
7948 (noce_try_cmove_arith): Likewise.
7949 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7951 (noce_convert_multiple_sets): Move cost model to here, from...
7952 (bb_ok_for_noce_convert_multiple_sets) ...here.
7953 (noce_process_if_block): Update calls for above changes.
7954 (noce_find_if_block): Record new noce_if_info parameters.
7956 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7958 * target.def (max_noce_ifcvt_seq_cost): New.
7959 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7960 * doc/tm.texi: Regenerate.
7961 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7962 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7963 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7964 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7965 * doc/invoke.texi: Document new params.
7967 2016-07-21 Richard Biener <rguenther@suse.de>
7969 PR tree-optimization/71947
7970 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7971 ranges have useful limit_vr information.
7973 2016-07-21 Richard Biener <rguenther@suse.de>
7975 * function-tests.c (build_trivial_generic_function): Set
7976 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7977 * omp-low.c (create_omp_child_function): Likewise.
7978 (grid_expand_target_grid_body): Likewise.
7979 * cgraphunit.c (init_lowered_empty_function): Likewise.
7980 (cgraph_node::expand_thunk): Likewise.
7981 * tree-parloops.c (create_loop_fn): Likewise.
7982 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7984 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7986 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7989 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7991 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7992 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7993 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7994 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7995 values for insn attribute.
7996 * config/avr/avr.c (avr_out_insert_notbit): New function.
7997 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7998 ADJUST_LEN_INSV_NOTBIT_0/_7.
7999 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8001 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8003 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8004 (chrec_convert_1, chrec_convert): Ditto.
8005 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8006 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8007 * tree-vrp.c (adjust_range_with_scev): Ditto.
8008 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8009 (scev_var_range_cant_overflow): New function.
8010 (scev_probably_wraps_p): New parameter. Call above function.
8011 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8013 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8015 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8016 by removing computation of may_be_zero.
8018 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8020 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8022 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8024 Improving concepts performance and diagnostics.
8025 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8026 for constraint satisfaction and subsumption.
8027 * timevar.h (auto_timevar): New constructor that matches the push/pop
8028 pattern of usage in pt.c.
8030 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8032 * hwint.h (HOST_WIDE_INT_0): New define.
8033 (HOST_WIDE_INT_0U): Ditto.
8034 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8035 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8036 * simplify-rtx.c: Ditto.
8037 * tree-object-size.c: Ditto.
8039 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8041 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8044 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8046 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8047 * combine.c: Use HOST_WIDE_INT_M1U instead of
8048 ~(unsigned HOST_WIDE_INT) 0.
8049 * double-int.h: Ditto.
8051 * dwarf2asm.c:Ditto.
8053 * genmodes.c: Ditto.
8055 * read-rtl.c: Ditto.
8056 * tree-ssa-loop-ivopts.c: Ditto.
8057 * tree-ssa-loop-prefetch.c: Ditto.
8058 * tree-vect-generic.c: Ditto.
8059 * tree-vect-patterns.c: Ditto.
8062 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8064 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8065 constant addresses outside [0,0xc0] into a register.
8066 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8067 cases where the base address register is unused after.
8068 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8069 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8070 (avr_out_store_psi_reg_disp_tiny): Same.
8072 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8074 Implement attribute progmem on reduced Tiny cores by adding
8075 flash offset 0x4000 to respective symbols.
8078 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8079 documentation how it works on reduced Tiny cores.
8080 (AVR Named Address Spaces): No support for reduced Tiny.
8081 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8082 (avr_address_tiny_pm_p): New static function.
8083 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8084 if the address is in progmem.
8085 (avr_assemble_integer): Same.
8086 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8087 for symbol_ref in progmem.
8088 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8089 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8090 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8092 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8094 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8095 * configure: Regenerate.
8096 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8097 (USE_THIN_ARCHIVES): New variable.
8098 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8099 this archive as a thin archive.
8101 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8103 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8104 same location as last time, don't skip if we have fix-it hints.
8105 Clarify the skipping logic by converting it from one "if" clause
8106 to repeated "if" clauses.
8107 * spellcheck-tree.c: Include "cpplib.h".
8108 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8109 (best_macro_match::best_macro_match): New constructor.
8110 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8111 Move here from c/c-decl.c.
8112 (class best_macro_match): Move here from c/c-decl.c, converting
8113 from a typedef to a subclass, gaining a ctor.
8115 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8117 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8118 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8120 (avr_addr_space_diagnose_usage): ...and implementation.
8121 (avr_addr_space_supported_p): New function.
8122 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8123 report bad address space usage if that space is supported.
8124 (avr_insert_attributes): Same. No more complain about unsupported
8126 * config/avr/avr-c.c (tm_p.h): Include it.
8127 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8128 macro if avr_addr_space_supported_p.
8130 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8132 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8133 flag_toplevel_reorder.
8135 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8137 * gcc-rich-location.c
8138 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8140 * gcc-rich-location.h
8141 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8143 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8145 * target.def (addr_space): Add new diagnose_usage to hook vector.
8146 * targhooks.c (default_addr_space_diagnose_usage): Add default
8147 implementation and...
8148 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8149 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8150 is some address space, call targetm.addr_space.diagnose_usage.
8151 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8152 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8153 * doc/tm.texi: Regenerate.
8155 2016-07-20 Martin Liska <mliska@suse.cz>
8158 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8159 Properly handly PHI stmts.
8161 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8163 PR tree-optimization/71503
8164 PR tree-optimization/71683
8165 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8168 2016-07-20 Martin Liska <mliska@suse.cz>
8170 * doc/invoke.texi (-fipa-ra): Document when the option is
8171 disabled. Fix a typo.
8173 2016-07-20 Martin Liska <mliska@suse.cz>
8175 * Makefile.in: Include fibonacci_heap.c
8176 * fibonacci_heap.c: New file.
8177 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8178 (fibonacci_heap::union_with): Fix deletion of the second heap.
8179 * selftest-run-tests.c (selftest::run_tests): Incorporate
8180 fibonacci heap tests.
8181 * selftest.h: Declare fibonacci_heap_c_tests.
8183 2016-07-20 Martin Liska <mliska@suse.cz>
8185 * selftest-run-tests.c (selftest::run_tests): New function.
8186 * selftest.h (sreal_c_tests): Declare.
8187 * sreal.c (sreal_verify_basics): New function.
8188 (verify_aritmetics): Likewise.
8189 (sreal_verify_arithmetics): Likewise.
8190 (verify_shifting): Likewise.
8191 (sreal_verify_shifting): Likewise.
8192 (void sreal_c_tests): Likewise.
8194 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8196 PR rtl-optimization/71916
8197 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8198 bb which have a single succ fake edge.
8200 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8203 * dwarf2out.c (gen_subprogram_die): Only call
8204 gen_unspecified_parameters_die while dumping early dwarf.
8206 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8209 * gimple-fold.c (fold_builtin_memory_op): Use
8210 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8212 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8214 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8215 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8216 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8217 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8221 * double-int.c: Ditto.
8223 * dwarf2out.c: Ditto.
8226 * fold-const.c: Ditto.
8227 * function.c: Ditto.
8229 * genmodes.c: Ditto.
8233 * loop-doloop.c: Ditto.
8234 * loop-invariant.c: Ditto.
8241 * simplify-rtx.c: Ditto.
8242 * stor-layout.c: Ditto.
8244 * tree-ssa-loop-ivopts.c: Ditto.
8245 * tree-vect-generic.c: Ditto.
8246 * tree-vect-patterns.c: Ditto.
8251 * wide-int-print.cc: Ditto.
8252 * wide-int.cc: Ditto.
8253 * wide-int.h: Ditto.
8255 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8257 * selftest.c (selftest::assert_streq): Handle NULL values of
8258 val_actual and val_expected.
8260 2016-07-19 Martin Jambor <mjambor@suse.cz>
8263 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8264 rather than cgraph_create_node to get a call graph node.
8266 2016-07-19 Richard Biener <rguenther@suse.de>
8268 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
8269 handle all tcc_constant bases and valueize SSA names.
8270 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
8273 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8275 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
8276 the flags of the exit block and bb2, not just the entry block.
8278 2016-07-19 Richard Biener <rguenther@suse.de>
8280 PR tree-optimization/71901
8281 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
8282 align member, group stuff with the bitfield.
8283 (vn_ref_op_align_unit): New inline.
8284 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
8285 record element alignment and operand 3 unchanged.
8286 (ao_ref_init_from_vn_reference): Adjust.
8287 (valueize_refs_1): Likewise.
8288 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8290 2016-07-19 Richard Biener <rguenther@suse.de>
8292 PR tree-optimization/71908
8293 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
8294 symbolic constants in a more reliable way.
8296 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
8298 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
8300 (vect_update_inits_of_drs): Likewise.
8301 (vect_create_cond_for_alias_checks): Likewise.
8302 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
8304 2016-07-19 Richard Biener <rguenther@suse.de>
8307 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
8308 with an abstract origin that is not an inlined function outer
8309 scope add a self-reference as abstract origin.
8310 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
8312 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8315 * config/rs6000/rs6000.c (rs6000_function_value): Fix
8316 unintentional System V.4 structure return breakage for structures
8317 with a single floating point element.
8319 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8321 PR tree-optimization/71734
8322 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
8323 contains REF, use it to check safelen, assume that safelen value
8324 must be greater 1, fix style.
8325 (ref_indep_loop_p_2): Add REF_LOOP argument.
8326 (ref_indep_loop_p): Pass LOOP as additional argument to
8329 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
8331 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
8332 allocation in the prologue.
8333 * explow.c (get_dynamic_stack_base): New function to return an address
8334 expression for the dynamic stack base.
8335 (get_dynamic_stack_size): New function to do the required dynamic stack
8336 space size calculations.
8337 (allocate_dynamic_stack_space): Use new functions.
8338 (align_dynamic_address): Move some code from
8339 allocate_dynamic_stack_space to new function.
8340 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
8342 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8344 * config/s390/s390.c (s390_encode_section_info): Always set
8345 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
8348 2016-07-18 Richard Biener <rguenther@suse.de>
8350 PR tree-optimization/71893
8351 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
8352 for sizetype cast added by array_ref_element_size.
8353 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8355 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
8357 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
8358 register parameters. Remove code to initialize argument pointer
8359 on TARGET_64BIT. Optimize call to _mcount when it can be reached
8360 using a pc-relative branch. Cleanup conditional code.
8361 * config/pa/pa.md (call_mcount): New expander.
8362 (call_mcount_nonpic): New insn.
8363 (call_mcount_pic): New insn and split.
8364 (call_mcount_pic_post_reload): New insn.
8365 (call_mcount_64bit): New insn and split.
8366 (call_mcount_64bit_post_reload): New insn.
8368 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
8370 * config/avr/predicates.md (const_m255_to_m1_operand): New.
8371 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
8372 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
8373 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8374 (*usum_widenqihi3, *udiff_widenqihi3)
8375 (*addhi3_zero_extend.const): New combiner insns.
8376 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
8377 just 1 bit is affected.
8378 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
8379 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
8381 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
8383 * omp-low.c (lower_omp_target): Mark data clauses with
8384 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
8385 zero-length subarrays.
8387 2016-07-15 Richard Biener <rguenther@suse.de>
8389 PR tree-optimization/71881
8390 * tree-loop-distribution.c (destroy_loop): Remove blocks in
8391 reverse DOM order to make debug temp generation happy.
8393 2016-07-15 Richard Biener <rguenther@suse.de>
8395 PR tree-optimization/71887
8396 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
8397 verify it is not zero for division / modulo handling.
8398 (value_replacement): Adjust.
8400 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
8401 Julian Brown <julian@codesourcery.com>
8403 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8404 * config/aarch64/aarch64-cost-tables.h
8405 (vulcan_extra_costs): New variable.
8406 * config/aarch64/aarch64.c
8407 (vulcan_addrcost_table): Likewise.
8408 (vulcan_regmove_cost): Likewise.
8409 (vulcan_vector_cost): Likewise.
8410 (vulcan_branch_cost): Likewise.
8411 (vulcan_tunings): Likewise.
8413 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8415 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8416 (output_in_order): Loop over undefined variables too. Output them
8417 via assemble_undefined_decl. Skip variables that correspond to hard
8418 registers or have value-exprs.
8419 * varpool.c (symbol_table::output_variables): Handle undefined
8420 variables together with defined ones.
8422 2016-07-15 Richard Biener <rguenther@suse.de>
8424 * tree-ssa-pre.c (get_representative_for): Make sure to return
8425 the value number of SSA names.
8426 (phi_translate_1): get_representative_for cannot return NULL.
8427 (do_pre_regular_insertion): Remove redundant call to
8428 fully_constant_expression.
8429 (do_pre_partial_partial_insertion): Likewise.
8431 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8433 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8434 (derive_simple_iv_with_niters): New function.
8435 (simple_iv): Rewrite using simple_iv_with_niters.
8436 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8437 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8439 (number_of_iterations_exit): Rewrite using above function.
8440 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8443 2016-07-15 Richard Biener <rguenther@suse.de>
8445 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8448 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8450 PR tree-optimization/71872
8451 * tree-data-ref.c (get_references_in_stmt): Ignore references
8452 with is_gimple_constant get_base_address.
8454 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8456 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8457 (TARGET_HAVE_LDACQD): New macro.
8458 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8459 than TARGET_HAVE_LDACQ.
8460 (arm_load_acquire_exclusivedi): Likewise.
8461 (arm_store_release_exclusivedi): Likewise.
8463 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8465 PR rtl-optimization/71878
8466 * lra-constraints.c (match_reload): Pass information about other
8467 output operands. Create new unique register value if matching input
8468 operand shares same register value as output operand being considered.
8469 (curr_insn_transform): Record output operands already processed.
8471 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8474 PR tree-optimization/70923
8475 * tree-vect-patterns.c: Include mult-synthesis.h.
8476 (target_supports_mult_synth_alg): New function.
8477 (synth_lshift_by_additions): Likewise.
8478 (apply_binop_and_append_stmt): Likewise.
8479 (vect_synth_mult_by_constant): Likewise.
8480 (target_has_vecop_for_code): Likewise.
8481 (vect_recog_mult_pattern): Use above functions to synthesize vector
8482 multiplication by integer constants.
8484 2016-07-14 Alan Modra <amodra@gmail.com>
8486 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8487 gpr alternatives. Correct '*' placement on Y,r alternative.
8488 Add '*' on operand 1 of r,r alternative.
8490 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8492 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8493 * expmed.h: ... Here.
8495 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8497 * gimple.h (stmt_can_terminate_bb_p): New function.
8498 * tree-cfg.c (need_fake_edge_p): Rename to ...
8499 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8500 throw external; handle const and pure calls.
8501 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8503 2016-07-14 Richard Biener <rguenther@suse.de>
8505 PR tree-optimization/71866
8506 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8507 (do_hoist_insertion): Avoid endless recursion when we
8508 didn't insert anything because we managed to simplify
8509 things down to a constant or SSA name.
8510 (fully_constant_expression): Re-write in terms of ...
8511 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8512 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8513 vn_nary_build_or_lookup_1.
8514 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8515 (vn_nary_build_or_lookup): ... this which now wraps it.
8517 2016-07-14 Alan Modra <amodra@gmail.com>
8520 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8521 with p9_vector override before power9-dform override.
8523 2016-07-13 Andi Kleen <ak@linux.intel.com>
8525 * value-prof.c (gimple_value_profile_transformations): Don't run
8526 when auto_profile is on.
8528 2016-07-13 Andi Kleen <ak@linux.intel.com>
8530 * auto-profile.c (update_inlined_ind_target,
8531 afdo_indirect_call): Print information to dump file.
8533 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8535 * genrecog.c (special_predicate_operand_p): New function.
8536 (predicate_name): Move function.
8537 (validate_pattern): Don't warn about missing mode for all
8538 define_special_predicate predicates.
8540 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8542 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8543 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8544 resolve alias checks which are known at compilation time.
8545 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8546 alias checks are resolved. Move dump info for too many runtime
8547 alias checks to here...
8548 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8550 2016-07-13 Richard Biener <rguenther@suse.de>
8552 PR tree-optimization/24574
8553 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8554 position and add shift, rotate, divison and modulo support
8556 (value_replacement): Pass in argument position to absorbing_element_p.
8558 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8561 * ipa-inline-transform.c (inline_call): Support
8562 instrumented thunks.
8564 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8566 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8567 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8569 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8570 Baseline. Make initial alternative TARGET_32BIT only.
8571 (udivsi3): Likewise.
8572 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8573 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8576 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8578 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8579 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8580 availability with TARGET_HAVE_MOVT.
8581 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8582 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8583 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8585 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8586 extra instruction if MOVW is available. Use a cost variable
8587 incremented by COSTS_N_INSNS (1) when the condition match rather than
8588 returning an arithmetic expression based on COSTS_N_INSNS. Make
8589 constant with bottom half word zero cost 2 instruction if MOVW is
8591 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8592 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8593 target is ARMv8-M Baseline.
8594 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8595 (arm_movtas_ze): Likewise.
8596 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8597 alternative for constants satisfying j constraint.
8598 (thumb1_movsi_insn): Likewise.
8599 (movsi splitter for K alternative): Tighten condition to not trigger
8600 if movt is available and j constraint is satisfied.
8601 (Pe immediate splitter): Likewise.
8602 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8603 constant fitting in an halfword to use MOVW.
8604 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8607 2016-07-13 Richard Biener <rguenther@suse.de>
8610 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8611 gimplifying the LHS. Make sure to gimplify a returning twice
8612 call LHS without using SSA names.
8614 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8616 * tree-data-ref.c (find_data_references_in_stmt): Remove
8617 unnecessary call to vec::release.
8618 (graphite_find_data_references_in_stmt): Likewise.
8619 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8620 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8622 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8624 * cfgexpand.c (expand_used_vars): Make the type of a local
8626 * genmatch.c (lower_for): Likewise.
8627 * haifa-sched.c (haifa_sched_init): Likewise.
8628 (add_to_speculative_block): Likewise.
8629 (create_check_block_twin): Likewise.
8630 * predict.c (handle_missing_profiles): Likewise.
8631 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8632 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8633 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8635 (maybe_lower_iteration_bound): Likewise.
8636 * tree-ssa-sccvn.c (DFS): Likewise.
8637 * tree-stdarg.c (reachable_at_most_once): Likewise.
8638 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8639 (vectorizable_store): Likewise.
8641 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8643 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8644 (sccvn_dom_walker): make cond_stack an auto_vec.
8646 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8648 * ree.c (struct ext_state): Make type of members auto_vec.
8649 (find_and_remove_re): Adjust.
8651 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8653 * cfgexpand.c (struct stack_vars_data): Make type of fields
8655 (expand_used_vars): Adjust.
8657 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8659 * ipa.c (record_cdtor_fn): Adjust.
8660 (build_cdtor_fns): Likewise.
8661 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8664 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8666 * genextract.c (struct accum_extract): Add constructor and make
8670 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8672 * tree.c (struct free_lang_data_d): Add constructor and change
8673 types of members to ones that automatically manage resources.
8674 (fld_worklist_push): Adjust.
8675 (find_decls_types): Likewise.
8676 (find_decls_types_in_eh_region): Likewise.
8677 (free_lang_data_in_cgraph): Stop manually creating and
8678 destroying members of free_lang_data_d.
8680 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8682 PR rtl-optimization/68961
8683 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8684 peephole variant. Use sse_reg_operand predicates.
8686 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8688 * config/i386/predicates.md (x86_64_immediate_operand)
8689 <case CONST_INT>: Remove unneeded truncation to DImode.
8690 <case CONST>: Ditto.
8691 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8693 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8696 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8697 The xxperm and xxpermr instructions require that the 2nd input
8698 operand overlap with the output operand, and not the 1st.
8699 (altivec_vperm_v8hiv16qi): Likewise.
8700 (altivec_vperm_<mode>_uns_internal): Likewise.
8701 (altivec_vpermr_<mode>_internal): Likewise.
8702 (vperm_v8hiv4si): Likewise.
8703 (vperm_v16qiv8hi): Likewise.
8705 2016-07-12 Nathan Sidwell <nathan@acm.org>
8707 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8708 when -mno-pic-data-is-text-relative is in effect, by default.
8709 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8710 behavior and clarify.
8712 2016-07-12 Martin Liska <mliska@suse.cz>
8714 * params.def: Add avg-loop niter.
8715 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8716 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8717 * doc/invoke.texi: Document the new parameter.
8719 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8722 * expr.c (store_constructor): Mask sign-extended bits when widening
8723 sub-word constructor element at the start of a word.
8725 2016-07-12 Martin Liska <mliska@suse.cz>
8727 * Makefile.in: Append rule for params-options.h.
8728 * params-options.h: New file.
8730 2016-07-12 Martin Liska <mliska@suse.cz>
8732 * ira-build.c (mark_loops_for_removal): Properly iterate
8735 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8736 Richard Biener <rguenther@suse.de>
8738 PR tree-optimization/23286
8739 PR tree-optimization/70159
8740 * doc/invoke.texi: Document -fcode-hoisting.
8741 * common.opt (fcode-hoisting): New flag.
8742 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8743 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8744 (do_regular_insertion): Rename to ...
8745 (do_pre_regular_insertion): ... this and amend general comments
8746 on insertion strathegy.
8747 (do_partial_partial_insertion): Rename to ...
8748 (do_pre_partial_partial_insertion): ... this.
8749 (do_hoist_insertion): New function.
8750 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8751 and call do_hoist_insertion properly.
8753 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8754 (pass_pre::execute): Register hoist_insert stats.
8756 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8759 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8760 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8761 is different from mode's bitsize. Small cleanup.
8763 2016-07-12 Richard Biener <rguenther@suse.de>
8765 PR rtl-optimization/68961
8766 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8767 to simplify to a non-constant.
8769 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8772 * omp-low.c (expand_omp_target): Gimplify device.
8774 PR tree-optimization/71823
8775 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8776 to get vec_oprnds2 from op2.
8778 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8780 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8781 Hoist common subexpressions.
8782 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8784 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8787 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8788 prevent generation of 'stxsiwx' on pre Power8 hardware.
8790 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8792 * input.c: Include cpplib.h.
8793 (selftest::temp_source_file): New class.
8794 (selftest::temp_source_file::temp_source_file): New ctor.
8795 (selftest::temp_source_file::~temp_source_file): New dtor.
8796 (selftest::should_have_column_data_p): New function.
8797 (selftest::test_should_have_column_data_p): New function.
8798 (selftest::temp_line_table): New class.
8799 (selftest::temp_line_table::temp_line_table): New ctor.
8800 (selftest::temp_line_table::~temp_line_table): New dtor.
8801 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8802 it to create a temp_line_table.
8803 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8804 locations that are known to have column data.
8805 (selftest::line_table_case): New struct.
8806 (selftest::test_reading_source_line): Move tempfile handling
8807 to class temp_source_file.
8808 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8809 (selftest::assert_token_loc_eq): New function.
8810 (ASSERT_TOKEN_LOC_EQ): New macro.
8811 (selftest::test_lexer): New function.
8812 (selftest::boundary_locations): New array.
8813 (selftest::input_c_tests): Call test_should_have_column_data_p.
8814 Loop over a test matrix of interesting values of location and
8815 default_range_bits, calling test_lexer on each case in the matrix.
8816 Move call to test_accessing_ordinary_linemaps into the matrix.
8817 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8818 (ASSERT_EQ_AT): New macro.
8820 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8823 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8824 Don't convert TImode in debug insn.
8826 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8828 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8829 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8830 (tree_type_common::lang_flag_7): New.
8831 (tree_type_common::spare): Reduce size.
8832 * tree.h (TYPE_ALIGN_OK): Remove.
8833 (TYPE_LANG_FLAG_7): New.
8834 (get_inner_reference): Adjust header.
8835 * print-tree.c (print_node): Adjust.
8836 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8837 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8838 calls to get_inner_reference.
8839 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8840 handling of TYPE_ALIGN_OK.
8841 * builtins.c (get_object_alignment_2): Adjust call to
8842 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8843 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8845 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8846 * cfgexpand.c (expand_debug_expr): Likewise.
8847 * dbxout.c (dbxout_expand_expr): Likewise.
8848 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8849 loc_list_from_tree, fortran_common): Likewise.
8850 * fold-const.c (optimize_bit_field_compare,
8851 decode_field_reference, fold_unary_loc, fold_comparison,
8852 split_address_to_core_and_offset): Likewise.
8853 * gimple-laddress.c (execute): Likewise.
8854 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8855 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8856 * hsa-gen.c (gen_hsa_addr): Likewise.
8857 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8858 * tsan.c (instrument_expr): Likewise.
8859 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8860 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8861 * tree-affine.c (tree_to_aff_combination,
8862 get_inner_reference_aff): Adjust calls to get_inner_reference.
8863 * tree-data-ref.c (split_constant_offset_1,
8864 dr_analyze_innermost): Likewise.
8865 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8866 * tree-sra.c (ipa_sra_check_caller): Likewise.
8867 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8868 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8869 bswap_replace): Likewise.
8870 * tree-vect-data-refs.c (vect_check_gather,
8871 vect_analyze_data_refs): Likewise.
8872 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8873 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8876 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8878 * Makefile.in (selftest-valgrind): New phony target.
8879 * function-tests.c (selftest::build_cfg): Delete pass instances
8880 created by the test.
8881 (selftest::convert_to_ssa): Likewise.
8882 (selftest::test_expansion_to_rtl): Likewise.
8883 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8885 (selftest::test_diamond): Likewise.
8887 2016-07-11 Richard Biener <rguenther@suse.de>
8889 PR tree-optimization/71816
8890 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8891 than replacing all of its operands.
8893 2016-07-11 Alan Modra <amodra@gmail.com>
8895 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8896 (ctr<mode>): Add unspec.
8897 (ctr<mode>_internal*): Likewise.
8899 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8901 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8902 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8904 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8906 PR rtl-optimization/71621
8907 * lra-constraints.c (process_alt_operands): Check combination of
8910 2016-07-08 Jason Merrill <jason@redhat.com>
8911 Richard Biener <rguenther@suse.de>
8913 P0145: Refining Expression Order for C++.
8914 * gimplify.c (initial_rhs_predicate_for): New.
8915 (gimplfy_modify_expr): Gimplify RHS before LHS.
8917 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8920 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8921 Allow standard error handling to take over when a wrong number
8922 of arguments is presented to __builtin_vec_ld () or
8923 __builtin_vec_st ().
8925 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8927 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8932 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8933 __builtin_aarch64_fmaxv2sf.
8934 (vmaxnmq_f32): Likewise.
8935 (vmaxnmq_f64): Likewise.
8936 (vminnm_f32): Likewise.
8937 (vminnmq_f32): Likewise.
8938 (vminnmq_f64): Likewise.
8940 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8943 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8944 enable -mfloat128-hardware by default.
8945 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8946 that IEEE 128-bit hardware support needs.
8947 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8948 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8949 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8950 floating point requires.
8951 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8952 -mfloat128 and -mfloat128-hardware changes.
8954 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8956 PR tree-optimization/71667
8957 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8959 2016-07-08 Martin Liska <mliska@suse.cz>
8962 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8963 folding produces SAVE_EXPRs, thus return false for the type.
8965 2016-07-07 Martin Liska <mliska@suse.cz>
8967 * file-find.c (remove_prefix): New function.
8968 * file-find.h (remove_prefix): Declare the function.
8969 * gcc-ar.c (main): Skip a folder of the wrapper if
8970 a wrapped binary would point to the same file.
8972 2016-07-07 Jan Hubicka <jh@suse.cz>
8974 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8975 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8976 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8978 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8981 * ipa-inline-analysis.c (compute_inline_parameters): Set
8982 local.can_change_signature to false for intrumentation
8985 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8987 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8988 with TARGET_HAVE_MOVT.
8989 (TARGET_HAVE_MOVT): Define.
8990 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8991 availability with TARGET_HAVE_MOVT.
8992 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8994 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8996 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8997 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8998 * config/arm/constraints.md (define_constraint "j"): Use
8999 TARGET_HAVE_MOVT to check MOVT availability.
9001 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9003 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9005 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9007 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9008 (armv8-m.main): Likewise.
9009 (armv8-m.main+dsp): Likewise.
9010 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9011 (FL_FOR_ARCH8M_MAIN): Likewise.
9012 * config/arm/arm-tables.opt: Regenerate.
9013 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9014 armv8-m.main+dsp to BE8_LINK_SPEC.
9015 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9016 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9017 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9018 Baseline and Mainline.
9019 (arm_option_override_internal): Also disable arm_restrict_it when
9020 !arm_arch_notm. Update comment for -munaligned-access to also cover
9022 (arm_file_start): Increase buffer size for printing architecture name.
9023 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9024 and armv8-m.main+dsp.
9025 (mno-unaligned-access): Clarify that this is disabled by default for
9026 ARMv8-M Baseline architectures as well.
9028 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9030 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9031 decide whether to prevent some libgcc routines being included for some
9032 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9033 link between this condition and the one in
9034 libgcc/config/arm/lib1func.S.
9036 2016-07-07 Richard Biener <rguenther@suse.de>
9038 * tree-ssa-pre.c: Include alias.h.
9039 (compute_avail): If we have multiple VN_REFERENCEs with the
9040 same hashtable entry adjust that to make it a valid replacement
9041 for all of them with respect to alignment and aliasing
9042 when doing insertion.
9043 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9044 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9046 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9050 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9051 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9054 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9056 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9057 (adjust_mems): Adjust.
9058 (adjust_insn): Likewise.
9059 (prepare_call_arguments): Likewise.
9061 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9063 * gcse.c (struct ls_expr): Make stores field a vector.
9064 (ldst_entry): Adjust.
9065 (free_ldst_entry): Likewise.
9066 (print_ldst_list): Likewise.
9067 (compute_ld_motion_mems): Likewise.
9068 (update_ld_motion_stores): Likewise.
9070 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9072 * gcse.c (struct ls_expr): Remove loads field.
9073 (ldst_entry): Adjust.
9074 (free_ldst_entry): Likewise.
9075 (print_ldst_list): Likewise.
9076 (compute_ld_motion_mems): Likewise.
9078 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9080 * store-motion.c (struct st_expr): Make antic_stores a vector.
9081 (st_expr_entry): Adjust.
9082 (free_st_expr_entry): Likewise.
9083 (print_store_motion_mems): Likewise.
9084 (find_moveable_store): Likewise.
9085 (compute_store_table): Likewise.
9086 (remove_reachable_equiv_notes): Likewise.
9087 (replace_store_insn): Likewise.
9088 (build_store_vectors): Likewise.
9090 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9092 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9093 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9095 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9097 PR tree-optimization/71518
9098 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9099 misalign also for outer loops with negative step.
9101 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9103 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9104 (cortex_a53_shift): Add mov_shift.
9105 (cortex_a53_shift_reg): Add new reservation for register shifts.
9106 (cortex_a53_alu): Remove bfm.
9107 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9108 (cortex_a53_alu_extr): Add new reservation for EXTR.
9109 (bypasses): Improve bypass modelling.
9111 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9114 * config/avr/avr.c (avr_asm_select_section): Strip off
9115 SECTION_DECLARED from flags when calling get_section.
9117 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9119 * tree-vectorizer.h (vect_memory_access_type): Add
9120 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9121 * tree-vect-stmts.c (compare_step_with_zero): New function.
9122 (perm_mask_for_reverse): Move further up file.
9123 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9125 (get_negative_load_store_type): New function.
9126 (get_load_store_type): Call it. Add an ncopies argument.
9127 (vectorizable_mask_load_store): Update call accordingly and
9128 remove tests for negative steps.
9129 (vectorizable_store, vectorizable_load): Likewise. Handle new
9130 memory_access_types.
9132 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9134 * tree-vectorizer.h (vect_memory_access_type): New enum.
9135 (_stmt_vec_info): Add a memory_access_type field.
9136 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9137 (vect_model_store_cost): Take an access type instead of a boolean.
9138 (vect_model_load_cost): Likewise.
9139 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9140 vect_model_store_cost and vect_model_load_cost.
9141 * tree-vect-stmts.c (vec_load_store_type): New enum.
9142 (vect_model_store_cost): Take an access type instead of a
9143 store_lanes_p boolean. Simplify tests.
9144 (vect_model_load_cost): Likewise, but for load_lanes_p.
9145 (get_group_load_store_type, get_load_store_type): New functions.
9146 (vectorizable_store): Use get_load_store_type. Record the access
9147 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9148 (vectorizable_load): Likewise.
9149 (vectorizable_mask_load_store): Likewise. Replace is_store
9150 variable with vls_type.
9152 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9154 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9155 single_element_p parameter.
9156 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9157 Check the PR65518 case here rather than in vectorizable_load.
9158 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9159 * tree-vect-stmts.c (vectorizable_load): Likewise.
9161 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9163 * tree-vectorizer.h (gather_scatter_info): New structure.
9164 (vect_check_gather_scatter): Return a bool rather than a decl.
9165 Replace return-by-pointer arguments with a single
9166 gather_scatter_info *.
9167 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9168 (vect_analyze_data_refs): Update call accordingly.
9169 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9170 (vectorizable_mask_load_store): Likewise. Also record the
9171 offset dt and vectype in the gather_scatter_info.
9172 (vectorizable_store): Likewise.
9173 (vectorizable_load): Likewise.
9175 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9177 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9178 strided groups, use the cost of N scalar accesses instead
9179 of ncopies vector accesses.
9180 (vect_model_load_cost): Likewise.
9182 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9184 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9185 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9186 variable to indicate when once-per-group costs are being used.
9187 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9189 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9191 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9192 peeling-for-gaps condition.
9194 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9196 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9197 element to register if it doesn't match general_operand.
9199 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9200 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9202 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9204 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9205 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9206 (SIGNBIT): New mode iterator.
9207 (Fsignbit): New mode attribute.
9208 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9209 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9210 when direct moves are available.
9211 (signbit<mode>2_dm): New define_insn_and_split).
9212 (signbit<mode>2_dm2): New define_insn.
9214 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9216 PR rtl-optimization/71594
9217 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9218 into subregs of appropriate mode before trying to emit a conditional
9221 2016-07-05 Jan Hubicka <jh@suse.cz>
9223 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9224 (simple_iv): Use it.
9226 2016-07-05 Jan Hubicka <jh@suse.cz>
9228 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9230 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9232 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9235 2016-07-05 Jan Hubicka <jh@suse.cz>
9237 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9240 2016-07-05 Richard Biener <rguenther@suse.de>
9242 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9243 Handle empty else block.
9244 (is_feasible_trace): Likewise.
9245 (split_paths): Likewise.
9247 2016-07-05 Richard Biener <rguenther@suse.de>
9249 * tree-loop-distribution.c (distribute_loop): Fix issue with
9250 the cost model loop.
9252 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9254 * config/arm/neon-testgen.ml: Delete.
9255 * config/arm/neon.ml: Delete.
9257 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9260 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9261 directly using TREE_PURPOSE.
9263 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9265 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9266 * config/aarch64/aarch64_neon.h: Likewise.
9267 * config/aarch64/arm_neon.h: Likewise.
9268 * config/aarch64/atomics.md: Likewise.
9269 * config/aarch64/aarch64-simd-builtins.def: Likewise.
9270 * doc/invoke.texi: Likewise.
9272 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9274 * config/s390/s390.md: Add "z13" cpu_facility.
9275 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
9276 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
9277 condition" type instructions.
9279 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9280 Jeff Law <law@redhat.com>
9282 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
9283 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
9285 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
9287 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
9288 permutation for TARGET_AVX512F.
9289 (ix86_expand_vec_one_operand_perm_avx512): New function.
9290 (expand_vec_perm_1): Invoke introduced function.
9291 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9292 it may be not valid after vectorization.
9294 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9297 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
9298 typo in comment. Only force to memory if it is a weak
9301 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
9302 Jiong Wang <jiong.wang@arm.com>
9304 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
9305 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
9306 (AARCH64_FL_F16): New.
9307 (AARCH64_FL_FOR_ARCH8_2): New.
9308 (AARCH64_ISA_8_2): New.
9309 (AARCH64_ISA_F16): New.
9310 (TARGET_FP_F16INST): New.
9311 (TARGET_SIMD_F16INST): New.
9312 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
9313 ("fp"): Disabling "fp" also disables "fp16".
9314 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
9315 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
9316 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
9317 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
9319 2016-07-04 Jan Beulich <jbeulich@suse.com>
9321 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
9323 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9326 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
9327 the insns, use an insn form that does not adjust the offset on
9328 little endian systems.
9330 2016-07-01 Jan Beulich <jbeulich@suse.com>
9332 * varasm.c (get_variable_section): Validate initializer in
9333 named .bss-like sections.
9335 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9337 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
9338 Exchange the order of the second and third operands in the vpermr
9339 instruction tmeplate.
9341 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
9344 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
9345 Disallow TDmode values.
9347 2016-07-01 Alan Modra <amodra@gmail.com>
9349 PR rtl-optimization/71709
9350 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
9351 being set, not referenced.
9353 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
9355 PR tree-optimization/70729
9356 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
9357 of loop since it can be not valid after transformation.
9359 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9361 * config/arm/arm.c (thumb_reload_in_hi): Delete.
9362 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
9364 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
9366 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
9369 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9372 * config/rs6000/constraints.md (wY constraint): New constraint to
9373 match the requirements for the LXSD and STXSD instructions.
9374 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
9375 predicate to match the requirements for the LXSD and STXSD
9377 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
9378 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
9379 to make sure that the bottom 2 bits of offset are 0, the address
9380 form is offsettable, and no updating is done in the address mode.
9381 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
9382 (movdi_internal32): Likewise
9383 (movdi_internal64): Likewise.
9385 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9387 PR tree-optimization/71707
9388 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
9389 strinfo even for ADDR_EXPR ptr.
9391 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9393 * config/rs6000/altivec.md (darn_32): Change the condition to
9394 TARGET_P9_MISC instead of TARGET_MODULO.
9395 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
9396 condition expression.
9397 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
9398 condition expression.
9399 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
9400 (DFP_TEST): New code iterator.
9401 (dfptstsfi_<code>_mode>): New define_expand.
9402 (*dfp_sgnfcnc_<mode>): New define_insn.
9403 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9404 definition next to BU_P9_MISC_1 definition and change the MASK
9405 value to RS6000_BTM_P9_MISC.
9406 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9407 (BU_P9_64BIT_MISC_0): Likewise.
9408 (BU_P9_DFP_MISC_0): New macro definition.
9409 (BU_P9_DFP_MISC_1): New macro definition.
9410 (BU_P9_DFP_MISC_2): New macro definition.
9411 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9412 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9413 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9414 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9415 (TSTSFI_LT_TD): Likewise.
9416 (TSTSFI_EQ_DD): Likewise.
9417 (TSTSFI_EQ_TD): Likewise.
9418 (TSTSFI_GT_DD): Likewise.
9419 (TSTSFI_GT_TD): Likewise.
9420 (TSTSFI_OV_DD): Likewise.
9421 (TSTSFI_OV_TD): Likewise.
9422 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9423 (TSTSFI_LT_DD): Likewise.
9424 (TSTSFI_LT_TD): Likewise.
9425 (TSTSFI_EQ): Likewise.
9426 (TSTSFI_EQ_DD): Likewise.
9427 (TSTSFI_EQ_TD): Likewise.
9428 (TSTSFI_GT): Likewise.
9429 (TSTSFI_GT_DD): Likewise.
9430 (TSTSFI_GT_TD): Likewise.
9431 (TSTSFI_OV): Likewise.
9432 (TSTSFI_OV_DD): Likewise.
9433 (TSTSFI_OV_TD): Likewise.
9434 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9435 overloaded test significance functions.
9436 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9437 OPTION_MASK_P9_MISC into the representation of this mask.
9438 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9440 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9441 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9443 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9444 argument is a 6-bit unsigned literal value if the icode argument
9445 represents a DFP test significance built-in call.
9446 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9447 flag used independently and in combination with the
9448 RS6000_BTM_64BIT flag.
9449 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9450 (rs6000_builtin_mask_names): Add entry for power9-misc
9451 command-line option.
9452 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9453 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9454 RS6000_BTM_P9_MISC macros.
9455 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9456 option and change the description of the -mpower9-vector option to
9457 enable only vector instructions, removing its erroneously claimed
9458 support for scalar instructions.
9459 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9460 the ISA 3.0 digital floating point test significance built-in
9463 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9465 * config/aarch64/aarch64.c (cortexa35_tunings):
9466 Enable AES fusion. Use cortexa57_branch_cost.
9467 (cortexa53_tunings): Use cortexa57_branch_cost.
9468 (cortexa72_tunings): Use cortexa57_branch_cost.
9469 Use AUTOPREFETCHER_WEAK.
9470 (cortexa73_tunings): Use cortexa57_branch_cost.
9472 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9473 James Greenhalgh <james.greenhalgh@arm.com>
9475 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9476 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9477 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9478 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9479 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9480 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9481 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9482 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9483 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9484 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9485 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9486 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9487 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9490 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9491 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9493 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9495 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9497 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9500 * gcc.c (driver::build_option_suggestions): Pass "option" to
9501 add_misspelling_candidates.
9502 * opts-common.c (add_misspelling_candidates): Add "option" param;
9503 use it to avoid adding negated forms for options marked with
9505 * opts.h (add_misspelling_candidates): Add "option" param.
9507 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9510 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9511 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9512 first when permuting bitwise operation with rotate. Cast
9513 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9515 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9517 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9518 for misspelled param names.
9519 * params.c: Include spellcheck.h.
9520 (find_param_fuzzy): New function.
9521 * params.h (find_param_fuzzy): New prototype.
9522 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9523 * spellcheck.h (struct edit_distance_traits<const char *>):
9526 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9528 * config/rs6000/predicates.md (const_0_to_7_operand): New
9529 predicate, recognize 0..7.
9530 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9531 support for doing extracts from V16QImode, V8HImode, V4SImode
9533 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9534 vector extract support.
9535 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9536 for ISA 3.0 vector extract.
9537 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9538 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9539 extracts of a constant element number from small integer vectors
9540 on 64-bit ISA 3.0 systems.
9541 (vsx_extract_<mode>_di): Likewise.
9542 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9543 say when we can do ISA 3.0 vector extracts.
9544 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9545 registers, using the stxsiwx instruction.
9547 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9549 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9550 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9551 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9552 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9553 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9554 * config/arm/arm.c (arm_qdf24xx_tune): New.
9556 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9558 * config/aarch64/aarch64.c (cortexa53_tunings):
9559 Increase loop alignment to 8. Set function alignment to 16.
9560 (cortexa35_tunings): Likewise.
9561 (cortexa57_tunings): Increase loop alignment to 8.
9562 (cortexa72_tunings): Likewise.
9563 (cortexa73_tunings): Likewise.
9565 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9567 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9568 for arm_fp16_ok and arm_fp16_hw.
9569 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9570 arm_fp16_alternative.
9572 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9574 PR tree-optimization/71655
9575 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9576 types when swapping operands.
9578 2016-06-29 Martin Liska <mliska@suse.cz>
9581 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9582 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9583 of build_optimization_node.
9585 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9587 PR tree-optimization/70729
9588 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9589 independent in loops having positive safelen value.
9590 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9591 it may be not valid after vectorization.
9593 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9595 PR tree-optimization/71625
9596 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9597 is sorted by ascending list->offset. If PTR is non-NULL and there is
9598 previous strinfo, call get_stridx_plus_constant.
9599 (get_stridx): Pass exp as second argument to get_addr_stridx.
9600 (addr_stridxptr): Add missing list = list->next, so that there can be
9601 more than one entries in the list. Bump limit from 16 to 32. Ensure
9602 the list is sorted by ascending list->offset.
9603 (get_stridx_plus_constant): Adjust so that it can be also called with
9604 ADDR_EXPR instead of SSA_NAME as PTR.
9605 (handle_char_store): Pass NULL_TREE as second argument to
9608 2016-06-29 Richard Biener <rguenther@suse.de>
9610 PR rtl-optimization/68961
9611 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9613 2016-06-29 Richard Biener <rguenther@suse.de>
9616 * alias.c (component_uses_parent_alias_set_from): Handle
9617 type punning through union accesses by using the union alias set.
9618 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9620 2016-07-29 Richard Biener <rguenther@suse.de>
9622 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9623 precision not matching mode precision.
9625 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9627 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9628 pa_output_arg_descriptor.
9629 (call_val_symref_64bit_post_reload): Likewise.
9630 (call_val_powf_64bit_post_reload): Likewise.
9631 (sibcall_internal_symref_64bit): Likewise.
9632 (sibcall_value_internal_symref_64bit): Likewise.
9634 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9637 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9638 a constant, force its SUBREG_REG into memory or register instead
9641 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9644 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9645 * doc/invoke.texi (AVR Options): Document it.
9647 2016-06-28 Walter Lee <walt@tilera.com>
9649 * config/tilegx/linux.h: Do not include arch/icache.h
9650 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9651 * config/tilepro/linux.h: Do not include arch/icache.h
9652 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9654 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9656 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9657 for big-endian BIT_FIELD_REF.
9659 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9661 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9662 ('size' attribute): Add '128'.
9664 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9665 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9666 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9667 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9668 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9669 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9670 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9671 *trunc<mode>df2_odd): Set size attribute to '128'.
9672 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9673 * config/rs6000/power6.md (power6-fp): Include dfp type.
9674 * config/rs6000/power7.md (power7-fp): Likewise.
9675 * config/rs6000/power8.md (power8-fp): Likewise.
9676 * config/rs6000/power9.md: New file.
9677 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9678 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9679 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9681 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9682 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9683 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9684 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9685 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9686 dfp_dscri_<mode>): Change type attribute to dfp.
9687 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9688 attribute to vecsimple.
9689 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9690 and prefetch streams.
9691 (rs6000_option_override_internal): Remove temporary code setting
9692 tuning to power8. Don't set rs6000_sched_groups for power9.
9693 (last_scheduled_insn): Change to rtx_insn *.
9694 (divide_cnt, vec_load_pendulum): New variables.
9695 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9696 (rs6000_issue_rate): Set issue rate for Power9.
9697 (is_power9_pairable_vec_type): New.
9698 (power9_sched_reorder2): New.
9699 (rs6000_sched_reorder2): Call new function for Power9 specific
9701 (insn_must_be_first_in_group): Remove Power9.
9702 (insn_must_be_last_in_group): Likewise.
9703 (force_new_group): Likewise.
9704 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9705 Initialize divide_cnt/vec_load_pendulum.
9706 (_rs6000_sched_context, rs6000_init_sched_context,
9707 rs6000_set_sched_context): Handle context save/restore of new
9710 2016-06-28 Richard Biener <rguenther@suse.de>
9712 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9713 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9714 COMPONENT_REF operand.
9715 (nonoverlapping_component_refs_p): Likewise.
9716 * stor-layout.c (start_bitfield_representative): Mark
9717 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9719 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9721 * Makefile.in: Don't cat ../stage_current if it does not exist.
9723 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9724 last argument is a bit-field.
9726 PR rtl-optimization/71673
9727 * internal-fn.c (expand_arith_overflow_result_store): Use
9728 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9729 expand_simple_binop.
9732 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9733 expand_ifn_atomic_compare_exchange): New functions.
9734 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9735 * tree.h (build_call_expr_internal_loc): Rename to ...
9736 (build_call_expr_internal_loc_array): ... this. Fix up type of
9738 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9739 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9740 ATOMIC_COMPARE_EXCHANGE result.
9741 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9742 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9743 fold_builtin_atomic_compare_exchange): New prototypes.
9744 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9745 fold_builtin_atomic_compare_exchange): New functions..
9746 * tree-ssa.c (execute_update_addresses_taken): If
9747 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9748 of call when finding addressable vars, and if such var becomes
9749 non-addressable, call fold_builtin_atomic_compare_exchange.
9751 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9754 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9755 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9757 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9759 * config/rs6000/rs6000.md ('type' attribute): Add
9760 veclogical,veccmpfx,vecexts,vecmove insn types.
9761 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9762 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9763 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9764 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9765 *nabs<mode>2_hw): Change type to vecmove.
9766 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9767 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9768 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9769 *ieee_128bit_vsx_abs<mode>2_internal,
9770 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9771 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9772 *ieee128_mtvsrd_32bit): Change type to veclogical.
9773 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9774 *movdi_internal32, *movdi_internal64): Update insn types.
9775 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9776 vsx_extract_<mode>): Change type to veclogical.
9777 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9778 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9779 *vsx_sign_extend_si_v2di): Change type to vecexts.
9780 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9782 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9783 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9784 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9785 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9786 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9787 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9788 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9789 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9790 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9791 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9792 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9793 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9794 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9795 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9796 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9797 (ppc7450-vecsimple): Add veclogical, vecmove.
9798 (ppc7450-veccmp): Add veccmpfx.
9799 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9801 (ppc8540_vector_compare): Add veccmpfx.
9802 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9803 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9804 (cell-vecsimple): Add veclogical, vecmove.
9805 (cell-veccmp): Add veccmpfx.
9806 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9807 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9809 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9810 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9811 (power4-vecsimple): Add veclogical, vecmove.
9812 (power4-veccmp): Add veccmpfx.
9813 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9814 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9815 (power6-vecsimple): Add veclogical, vecmove.
9816 (power6-veccmp): Add veccmpfx.
9817 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9818 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9819 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9820 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9821 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9822 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9823 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9825 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9827 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9830 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9831 OPTION_MASK_P9_DFORM_VECTOR.
9832 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9833 disable -mpower9-dform-vector when using reload.
9834 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9835 New 'strict' argument. Update all callers. Add strict addressing
9837 (rs6000_legitimate_offset_address_p): Remove call to
9838 virtual_stack_registers_memory_p.
9839 (rs6000_legitimize_reload_address): Add quad address support.
9840 (rs6000_legitimate_address_p): Move call to quad_address_p above
9841 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9842 to account for new strict usage.
9843 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9844 for new strict usage.
9845 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9847 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9854 * config/i386/i386.c (ix86_spill_class): Disable condition to
9855 always return NO_REGS.
9857 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9859 * predict.c: Include gimple-pretty-print.h
9860 (predicted_by_loop_heuristics_p): Check also
9861 PRED_LOOP_EXIT_WITH_RECURSION
9862 (predict_loops): Find self recursive calls and use special purpose
9863 predictors for them; dump log about decisions.
9864 (pass_profile::execute): Dump info about #of iterations.
9865 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9866 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9868 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9870 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9871 output_asm_insn calls and shorten long lines. Output .CALL
9872 argument descriptor using pa_output_arg_descriptor. Add various
9873 inline $$dyncall and other optimizations.
9874 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9876 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9878 PR tree-optimization/71643
9879 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9882 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9883 leak a bitmap if dep_bb is NULL.
9885 PR tree-optimization/71631
9886 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9887 to rewrite_expr_tree even if negate_result, move new_lhs var
9888 declaration and initialization earlier, for powi_result set afterwards
9889 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9890 if new_lhs != lhs, and don't shadow gsi var.
9892 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9894 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9895 Add in_loop parameter.
9896 (predict_loops): Add loop guard heuristics.
9897 * predict.def (PRED_LOOP_GUARD): New heuristics.
9899 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9901 * predict.c: Include ipa-utils.h
9902 (tree_bb_level_prediction): Predict recursive calls.
9903 (tree_estimate_probability_bb): Skip inexpensive calls for call
9905 * predict.def (PRED_RECURSIVE_CALL): New.
9907 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9909 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9910 (BU_FLOAT128_1): Likewise.
9912 (COPYSIGNQ): Likewise.
9913 (RS6000_BUILTIN_NANQ): Likewise.
9914 (RS6000_BUILTIN_NANSQ): Likewise.
9915 (RS6000_BUILTIN_INFQ): Likewise.
9916 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9917 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9918 (TARGET_FOLD_BUILTIN): New #define.
9919 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9920 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9921 (rs6000_fold_builtin): New target hook implementation, handling
9922 folding of 128-bit NaNs and infinities.
9923 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9924 entries are filled in to avoid problems during bootstrap
9925 self-test; define builtins for 128-bit NaNs and infinities.
9926 (rs6000_opt_mask): Add entry for float128.
9927 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9928 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9929 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9930 (const_str_type_node): New #define.
9931 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9932 to a define_expand that dispatches to either copysign<mode>3_soft
9933 or copysign<mode>3_hard.
9934 (copysign<mode>3_hard): Rename from copysign<mode>3.
9935 (copysign<mode>3_soft): New define_insn.
9936 * doc/extend.texi: Document new builtins.
9938 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9940 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9941 PRIu64 instead of lu.
9943 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9946 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9949 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9951 PR tree-optimization/71647
9952 * omp-low.c (lower_rec_input_clauses): Convert
9953 omp_clause_aligned_alignment (c) to size_type_node for the
9954 last argument of __builtin_assume_aligned.
9956 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9958 * configure.ac (calling ___tls_get_addr via GOT): New
9959 assembler/linker check.
9960 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9961 assembler and linker supports calling ___tls_get_addr via GOT.
9962 Otherise, defined to 0.
9963 * config.in: Regenerated.
9964 * configure: Likewise.
9965 * config/i386/constraints.md (Yb): New constraint.
9966 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9967 (REG_CLASS_NAMES): Likewise.
9968 (REG_CLASS_CONTENTS): Likewise.
9969 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9970 the b constraint with the Yb constraint. Call ___tls_get_addr
9971 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9973 (*tls_local_dynamic_base_32_gnu): Likewise.
9974 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9975 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9976 (*tls_local_dynamic_base_64_<mode>): Likewise.
9978 2016-06-24 Martin Liska <mliska@suse.cz>
9980 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9981 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9983 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9984 argument to true if the expected number of iterations is
9987 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9989 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9990 assemble for 32bit target.
9991 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9992 and $ld_ix86_gld_32_opt to link for 32bit target.
9993 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9994 * configure: Regenerate.
9996 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9998 * config/arm/arm.c (int_log2): Delete definition and prototype.
9999 (shift_op): Use exact_log2 instead of int_log2.
10000 (vfp3_const_double_for_fract_bits): Likewise.
10002 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10004 * internal-fn.c (expand_arith_set_overflow): New function.
10005 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10007 (expand_arith_overflow_result_store): Likewise. Handle precision
10008 smaller than mode precision.
10009 * tree-vrp.c (extract_range_basic): For imag part, handle
10010 properly signed 1-bit precision result.
10011 * doc/extend.texi (__builtin_add_overflow): Document that last
10012 argument can't be pointer to enumerated or boolean type.
10013 (__builtin_add_overflow_p): Document that last argument can't
10014 have enumerated or boolean type.
10016 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10017 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10019 * config/rs6000/predicates.md (splat_input_operand): Rework.
10020 Don't allow constants, since the insns that use this predicate
10021 don't support constants. Constants are handled by other insns
10022 that are created via combine. During and after register
10023 allocation, only allow indexed or indirect addresses, and not
10024 general addresses. Only allow modes supported by the hardware.
10025 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10026 comment. Move check for using VSPLTIS<x> to a common location,
10027 instead of doing it in two different places.
10029 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10031 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10032 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10033 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10034 signature_CENTAUR_ebx.
10036 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10040 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10041 (as_ix86_gas_32_opt): This.
10042 (ld_ix86_tls_ldm_opt): Renamed to ...
10043 (ld_ix86_gld_32_opt): This.
10044 (R_386_TLS_LDM reloc): Updated.
10045 (R_386_GOT32X reloc): New assembler/linker check.
10046 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10047 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10049 * config.in: Regenerated.
10050 * configure: Likewise.
10051 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10052 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10053 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10054 if ix86_force_load_from_GOT_p returns true.
10055 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10056 ix86_force_load_from_GOT_p returns true.
10057 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10058 the external function address via the GOT slot.
10059 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10060 HAVE_AS_IX86_GOT32X before returning false.
10061 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10062 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10064 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10066 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10068 2016-06-23 Andi Kleen <ak@linux.intel.com>
10070 * Makefile.in: Regenerate.
10071 * doc/install.texi: Document autoprofiledbootstrap.
10073 2016-06-23 Andi Kleen <ak@linux.intel.com>
10075 * config/i386/gcc-auto-profile: New file.
10077 2016-06-23 Martin Liska <mliska@suse.cz>
10079 PR middle-end/71619
10080 * predict.c (predict_loops): Revert the hunk that was removed
10083 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10085 * config.gcc: Add support for arm*-*-phoenix* targets.
10086 * config/arm/t-phoenix: New.
10087 * config/phoenix.h: New.
10089 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10090 H.J. Lu <hongjiu.lu@intel.com>
10093 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10094 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10095 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10096 ix86_force_load_from_GOT_p returns true.
10097 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10098 ix86_force_load_from_GOT_p returns true.
10099 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10100 ix86_force_load_from_GOT_p returns true.
10101 (ix86_expand_move): Load the external function address via the
10102 GOT slot if ix86_force_load_from_GOT_p returns true.
10103 * config/i386/predicates.md (x86_64_immediate_operand): Return
10104 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10105 (x86_64_zext_immediate_operand): Ditto.
10107 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10109 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10111 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10114 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10115 * diagnostic.c (pedwarn_at_rich_loc): New function.
10116 * spellcheck.h (best_match::best_match): Add a
10117 "best_distance_so_far" optional parameter.
10118 (best_match::set_best_so_far): New method.
10119 (best_match::get_best_distance): New accessor.
10120 (best_match::get_best_candidate_length): New accessor.
10122 2016-06-22 Nick Clifton <nickc@redhat.com>
10124 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10125 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10126 modes are accepted as well.
10127 (ucompare_loc_descriptor): Likewise.
10128 (minmax_loc_descriptor): Likewise.
10129 (clz_loc_descriptor): Likewise.
10130 (popcount_loc_descriptor): Likewise.
10131 (bswap_loc_descriptor): Likewise.
10132 (rotate_loc_descriptor): Likewise.
10133 (mem_loc_descriptor): Likewise.
10134 (loc_descriptor): Likewise.
10136 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10138 * common.opt (fdiagnostics-parseable-fixits): New option.
10139 * diagnostic.c: Include "selftest.h".
10140 (print_escaped_string): New function.
10141 (print_parseable_fixits): New function.
10142 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10143 (selftest::assert_print_escaped_string): New function.
10144 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10145 (selftest::test_print_escaped_string): New function.
10146 (selftest::test_print_parseable_fixits_none): New function.
10147 (selftest::test_print_parseable_fixits_insert): New function.
10148 (selftest::test_print_parseable_fixits_remove): New function.
10149 (selftest::test_print_parseable_fixits_replace): New function.
10150 (selftest::diagnostic_c_tests): New function.
10151 * diagnostic.h (struct diagnostic_context): Add field
10152 "parseable_fixits_p".
10153 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10154 -fdiagnostics-parseable-fixits.
10155 (-fdiagnostics-parseable-fixits): New option.
10156 * opts.c (common_handle_option): Handle
10157 -fdiagnostics-parseable-fixits.
10158 * selftest-run-tests.c (selftest::run_tests): Call
10159 selftest::diagnostic_c_tests.
10160 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10162 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10164 PR tree-optimization/71488
10165 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10166 comparison of boolean vectors.
10167 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10168 of boolean vectors using bitwise operations.
10170 2016-06-22 Andreas Schwab <schwab@suse.de>
10172 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10173 Remove declaration.
10175 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10177 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10179 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10181 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10184 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10186 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10187 * config/arm/arm-cores.def (cortex-a73): New entry.
10188 (cortex-a73.cortex-a35): Likewise.
10189 (cortex-a73.cortex-a53): Likewise.
10190 * config/arm/arm-tables.opt: Regenerate.
10191 * config/arm/arm-tune.md: Likewise.
10192 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10193 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10194 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10195 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10196 * doc/invoke.texi (ARM Options): Document cortex-a73,
10197 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10199 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10201 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10202 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10203 (cortex-a73.cortex-a35): Likewise.
10204 (cortex-a73.cortex-a53): Likewise.
10205 * config/aarch64/aarch64-tune.md: Regenerate.
10206 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10207 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10210 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10212 * configure.ac (gcc_cv_as_compress_debug): Remove
10213 --compress-debug-sections as extra as switch.
10214 Handle gas --compress-debug-sections=type.
10215 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10216 Handle gld --compress-debug-sections=type.
10217 * configure: Regenerate.
10219 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10221 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10223 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10225 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10226 (do_rewrite): likewise.
10228 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10230 * common/config/mep/mep-common.c: Remove.
10231 * config.gcc: Remove mep-* support.
10232 * config/mep/constraints.md: Remove.
10233 * config/mep/default.h: Remove.
10234 * config/mep/intrinsics.h: Remove.
10235 * config/mep/intrinsics.md: Remove.
10236 * config/mep/ivc2-template.h: Remove.
10237 * config/mep/mep-c5.cpu: Remove.
10238 * config/mep/mep-core.cpu: Remove.
10239 * config/mep/mep-default.cpu: Remove.
10240 * config/mep/mep-ext-cop.cpu: Remove.
10241 * config/mep/mep-intrin.h: Remove.
10242 * config/mep/mep-ivc2.cpu: Remove.
10243 * config/mep/mep-pragma.c: Remove.
10244 * config/mep/mep-protos.h: Remove.
10245 * config/mep/mep.c: Remove.
10246 * config/mep/mep.cpu: Remove.
10247 * config/mep/mep.h: Remove.
10248 * config/mep/mep.md: Remove.
10249 * config/mep/mep.opt: Remove.
10250 * config/mep/predicates.md: Remove.
10251 * config/mep/t-mep: Remove.
10252 * doc/install.texi: Remove mep-* documentation.
10253 * doc/md.texi: Likewise.
10255 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10257 * config.gcc: Remove support for avr-rtems.
10258 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10259 * config/avr/rtems.h: Remove.
10260 * config/avr/t-rtems: Remove.
10262 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10264 * config.gcc: Remove m32r-rtems support.
10265 * config/m32r/rtems.h: Remove.
10267 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10269 * config.gcc: Remove h8300-rtems support.
10270 * config/h8300/rtems.h: Remove.
10271 * config/h8300/t-rtems: Remove.
10273 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10275 * config.gcc: Remove support for knetbsd.
10276 * configure.ac: Likewise.
10277 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
10278 * config/knetbsd-gnu.h: Remove.
10279 * configure: Regenerate.
10281 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10283 * config.gcc: Remove support for openbsd 2 and 3.
10284 * config/openbsd-oldgas.h: Remove.
10286 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10288 * config.gcc: Remove interix support.
10289 * config/i386/i386-interix.h: Remove.
10290 * config/i386/interix.opt: Remove.
10291 * config/i386/t-interix: Remove.
10292 * configure: Regenerate.
10293 * configure.ac: Remove interix support.
10294 * doc/install.texi: Remove interix documentation.
10296 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
10298 * config/rs6000/rs6000.h: Add conditional preprocessing directives
10299 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
10302 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10304 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
10305 they are both PLACEHOLDER_EXPRs.
10307 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10309 * stor-layout.c (layout_type): Move setting complex MODE to
10310 layout_type, instead of setting it ahead of time by the caller.
10311 * tree.c (build_complex_type): Likewise.
10313 2016-06-21 Martin Liska <mliska@suse.cz>
10315 * predict.c (force_edge_cold): Replace imposisble with
10318 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10320 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
10321 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
10323 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10325 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
10327 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
10328 Ilya Enkovich <ilya.enkovich@intel.com>
10331 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10332 New member function to convert V1TImode register to SUBREG
10333 TImode in debug insn.
10334 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
10335 after changing register mode to V1TImode.
10337 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
10339 * config/aarch64/aarch64-cores.def (vulcan): New core.
10340 * config/aarch64/aarch64-tune.md: Regenerate.
10341 * doc/invoke.texi: Document vulcan as an available option.
10343 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10345 * cse.c (canon_asm_operands): New function extracted from...
10346 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
10347 either standalone or member of a PARALLEL.
10349 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10352 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
10353 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
10354 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
10356 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10359 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
10360 constant addresses if can_create_pseudo_p.
10362 2016-06-21 Jakub Jelinek <jakub@redhat.com>
10364 PR tree-optimization/71588
10365 * tree-ssa-strlen.c (valid_builtin_call): New function.
10366 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
10369 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10371 PR middle-end/71581
10372 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
10373 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
10374 for conversion of scalar user var to complex type and use the
10375 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10378 PR rtl-optimization/71591
10379 * toplev.c (toplev::run_self_tests): If no_backend, complain and
10380 don't run any tests.
10382 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
10385 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
10386 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
10387 space for PIC with non-v32 and the common non-PIC "jump".
10389 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10392 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
10393 returned values and add UN*/LTGT/*ORDERED cases with values matching
10394 D operand modifier on vcmp for AVX.
10396 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10398 * config/aarch64/aarch64.opt
10399 (mpc-relative-literal-loads): Rename internal option name.
10400 * config/aarch64/aarch64.c
10401 (aarch64_nopcrelative_literal_loads): Rename to
10402 aarch64_pcrelative_literal_loads.
10403 (aarch64_expand_mov_immediate): Likewise.
10404 (aarch64_secondary_reload): Likewise.
10405 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10406 (aarch64_override_options_after_change_1): Rename and simplify logic.
10407 (aarch64_classify_symbol): Merge large model checks into switch,
10408 remove pc-relative load check.
10410 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10412 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10413 costs relative to the cost of a register move.
10415 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10417 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10418 (vcvt_n_f64_u64): Likewise.
10419 (vcvt_n_s64_f64): Likewise.
10420 (vcvt_n_u64_f64): Likewise.
10421 (vcvt_f64_s64): Likewise.
10422 (vrecpe_f64): Likewise.
10423 (vcvt_f64_u64): Likewise.
10424 (vrecps_f64): Likewise.
10426 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10428 * config/aarch64/aarch64.md
10429 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10431 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10433 * config/aarch64/aarch64-builtins.c
10434 (aarch64_types_binop_uss_qualifiers): Delete.
10435 (TYPES_BINOP_USS): Likewise.
10436 (aarch64_types_binop_sus_qualifiers): Likewise.
10437 (TYPES_BINOP_SUS): Likewise.
10438 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10439 (TYPES_FCVTIMM_SUS): Likewise.
10440 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10442 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10443 (fcvtzs): Use SHIFTIMM rather than BINOP.
10444 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10446 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10448 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10449 costs relative to the cost of a register move.
10451 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10453 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10454 Allow scalar/single vector modes to be tieable.
10456 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10458 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10460 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10462 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10464 * tree.h (TYPE_ALIGN): Likewise.
10466 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10469 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10471 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10473 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10474 literal" build warnings.
10475 (avr_print_operand_address): Dito.
10477 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10480 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10481 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10483 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10485 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10487 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10490 * reload1.c (reload): Pass 0 to finish_spills when called because
10491 update_eliminables_and_spill returns true and remove did_spill.
10492 (finish_spills): Adjust comment and document GLOBAL parameter.
10494 2016-06-17 DJ Delorie <dj@redhat.com>
10497 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10498 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10499 (umulqihi3_virt): Likewise.
10500 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10501 (umulqihi3_real): Likewise.
10503 2016-06-17 Martin Liska <mliska@suse.cz>
10505 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10507 2016-06-17 Martin Liska <mliska@suse.cz>
10509 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10511 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10513 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10515 (vaddq_f32): Likewise.
10516 (vmul_f32): Likewise.
10517 (vmulq_f32): Likewise.
10518 (vsub_f32): Likewise.
10519 (vsubq_f32): Likewise.
10521 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10523 PR tree-optimization/71347
10524 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10525 cost for all uses in group.
10527 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10529 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10530 insert gimple seq if it's not empty.
10532 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10534 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10536 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10537 rather than OFFSET.
10538 (comp_dr_with_seg_len_pair): Ditto.
10539 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10540 struct dr_with_seg_len_pair against DR_OFFSET.
10541 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10542 DR_OFFSET directly.
10544 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10546 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10548 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10550 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10551 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10552 (pa_output_millicode_call): Likewise.
10553 (pa_output_call): Likewise.
10554 (pa_output_indirect_call): Likewise.
10555 (pa_asm_output_mi_thunk): Likewise.
10557 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10559 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10561 2016-06-16 Martin Liska <mliska@suse.cz>
10563 * predict.c (combine_predictions_for_insn): When we find a first
10564 match predictor, we should consider just predictors with
10565 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10566 DS theory predictor.
10567 (combine_predictions_for_bb): Likewise.
10569 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10571 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10572 with base of reference to struct.
10574 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10576 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10578 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10581 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10582 progmem_swtable_section.
10583 (progmem_swtable_section): Remove.
10584 (avr_asm_function_rodata_section): Remove.
10585 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10586 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10588 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10590 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10591 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10592 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10593 signature_CENTAUR_ebx.
10594 * config/i386/i386.c (ix86_option_override_internal): Add
10595 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10596 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10597 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10599 2016-06-16 Martin Liska <mliska@suse.cz>
10601 * predict.def: Add fortran loop preheader predictor.
10602 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10603 fold IFN_BUILTIN_EXPECT with a known constant argument.
10605 2016-06-16 Martin Liska <mliska@suse.cz>
10607 * predict.def: Add 'Fortran' to display text of all
10608 PRED_FORTRAN_* predictors.
10610 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10613 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10614 [IA64_BUILTIN_NANSQ]: Ditto.
10615 (ia64_fold_builtin): New function.
10616 (TARGET_FOLD_BUILTIN): New define.
10617 (ia64_init_builtins) Declare const_string_type node.
10618 Add __builtin_nanq and __builtin_nansq builtin functions.
10619 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10621 2016-06-16 Nick Clifton <nickc@redhat.com>
10623 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10624 MSP430_HWMULT_ prefix to enum values.
10625 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10626 * config/msp430/msp430.c: Update use of enum values.
10627 * config/msp430/msp430.md: Likewise.
10628 * config/msp430/msp430.opt: Likewise.
10630 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10632 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10633 of comparsions in the last iteration.
10635 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10636 Joern Rennecke <joern.rennecke@embecosm.com>
10638 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10640 (arc_needs_pcl_p): Add GOTOFFPC.
10641 (arc_legitimate_pic_addr_p): Likewise.
10642 (arc_output_pic_addr_const): Likewise.
10643 (arc_legitimize_pic_address): Generate a pc-relative address using
10645 (arc_output_libcall): Use @pcl syntax.
10646 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10647 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10648 (*movsi_insn): Use @pcl syntax.
10649 (doloop_begin_i): Likewise.
10651 2016-06-16 Martin Liska <mliska@suse.cz>
10653 * predict.def: Define a new predictor.
10655 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10657 * config/arc/arc.opt (mtp-regno): Update text.
10659 2016-06-16 Renlin Li <renlin.li@arm.com>
10661 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10663 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10666 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10667 (setcc + and peephole2): Likewise.
10669 PR rtl-optimization/71532
10670 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10673 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10675 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10676 DImode constants with XXSPLTIB in vector registers.
10677 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10678 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10679 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10680 extraction of the element at the top of the register as a scalar
10682 (vsx_extract_<mode>_internal1): Likewise.
10683 (vsx_extract_<mode>_internal2): Likewise.
10684 * config/rs6000/constraints.md (wi constraint): Remove a comment
10685 about DImode not being allowed in Altivec registers.
10686 (wB constraint): New constraint for constants that can be
10687 generated in Altivec registers with VSPLTISW/VUPKHSW.
10688 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10690 (xxspltib_constant_nosplit): Likewise.
10691 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10692 support for -mupper-regs-di to enable DImode to go into Altivec
10694 (POWERPC_MASKS): Likewise.
10695 (power7 cpu): Likewise.
10696 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10697 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10698 for DImode being allowed in Altivec registers. Update wi/wj
10699 constraints. Set scalar_in_vmx_p flag.
10700 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10701 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10702 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10703 (rs6000_opt_masks): Add -mupper-regs-di.
10704 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10705 direct move to use wi and not wj.
10706 (lfiwzx): Likewise.
10707 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10709 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10710 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10711 any VSX register, instead of just Altivec registers, to allow
10712 either operand to be an Altivec register or both.
10713 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10714 (movdi_internal32): Add support for -mupper-regs-di. Add support
10715 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10716 the alternatives and attributes to be lined up to be easier to
10718 (movdi_internal64): Likewise.
10719 (64-bit DImode splitters): Change predicates to only split loading
10720 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10721 load constants in ISA 3.0 or ISA 2.07 respectively.
10722 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10723 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10724 mention -mcpu=power9 sets these options.
10725 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10728 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10731 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10732 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10733 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10734 by default to warn misspelled interrupt/ signal handler.
10735 * doc/invoke.texi (AVR Options): Document it. Update description
10736 for -nodevicelib option.
10738 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10740 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10741 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10742 (aarch64_<sur>shll2_n<mode>): Likewise.
10744 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10746 PR middle-end/71529
10747 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10748 DECL_CONTEXT for copied arguments.
10750 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10752 PR tree-optimization/71483
10753 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10756 2016-06-15 Martin Liska <mliska@suse.cz>
10758 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10759 instead of predict_edge w/o a probability.
10761 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10763 PR tree-optimization/71439
10764 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10767 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10769 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10770 register subregs in SET_SRC.
10772 2016-06-15 Richard Biener <rguenther@suse.de>
10774 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10775 store restrictions.
10777 2016-06-15 Richard Biener <rguenther@suse.de>
10779 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10780 not consider dependences between accesses that belong to the
10782 (vect_analyze_data_ref_dependences): Do not analyze read-read
10783 or self-dependences.
10785 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10787 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10789 (find_closest_identifier): Reimplement in terms of
10790 best_match<tree,tree>.
10791 * spellcheck-tree.h: New file.
10792 * spellcheck.c (struct edit_distance_traits<const char *>): New
10794 (find_closest_string): Reimplement in terms of
10795 best_match<const char *, const char *>.
10796 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10797 overload to spellcheck-tree.h.
10798 (find_closest_identifier): Likewise.
10799 (struct edit_distance_traits<T>): New template.
10800 (class best_match): New class.
10802 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10804 * selftest-run-tests.c (selftest::run_tests): Call
10805 selftest::spellcheck_tree_c_tests.
10806 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10807 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10808 (selftest::test_find_closest_identifier): New function.
10809 (selftest::spellcheck_tree_c_tests): New function.
10810 * spellcheck.c (selftest::test_find_closest_string): Verify that
10811 the order of the vec does not affect the results for this case.
10812 (selftest::test_data): New array.
10813 (selftest::test_metric_conditions): New function.
10814 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10815 Call selftest::test_metric_conditions.
10817 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10819 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10820 (BU_P9_MISC_1): Likewise.
10821 (BU_P9_64BIT_MISC_0): Likewise.
10822 (BU_P9_MISC_0): Likewise.
10824 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10826 * gcc-rich-location.c
10827 (gcc_rich_location::add_fixit_misspelled_id): New method.
10828 * gcc-rich-location.h
10829 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10831 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10833 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10834 FreeBSD 11 and above.
10836 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10838 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10840 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10842 * expmed.h: Close parenthesis in "at your option" in copyright
10844 * lower-subreg.h: Likewise.
10846 2016-06-14 Richard Biener <rguenther@suse.de>
10848 PR middle-end/71526
10849 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10852 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10854 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10856 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10857 mask+shift version.
10858 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10860 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10861 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10863 2016-06-14 Richard Biener <rguenther@suse.de>
10865 PR tree-optimization/71522
10866 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10867 copying into float copying.
10869 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10871 PR tree-optimization/71520
10872 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10873 (replace_block_by): Move user labels from bb1 to bb2.
10875 2016-06-14 Richard Biener <rguenther@suse.de>
10877 PR middle-end/71310
10879 * expr.h (get_bit_range): Declare.
10880 * expr.c (get_bit_range): Export.
10881 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10882 word_mode again to constrain the bitfield access.
10884 2016-06-14 Richard Biener <rguenther@suse.de>
10886 PR tree-optimization/71521
10887 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10888 division int_const_binop against zero divisor.
10890 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10892 * config/i386/i386.md (signbittf2): New expander.
10893 * config/i386/sse.md (ptesttf2): New insn pattern.
10895 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10898 * input.c (selftest::test_reading_source_line): Avoid reading from
10899 __FILE__ by creating a tempfile with known content and reading
10902 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10904 * pretty-print.c (assert_pp_format_colored): Skip the test if
10906 (test_pp_format): Remove comment about GCC_COLORS.
10908 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10910 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10911 * pretty-print.c (assert_pp_format_va): Add location param and use
10912 it with ASSERT_STREQ_AT.
10913 (assert_pp_format): Add location param and pass it to
10914 assert_pp_format_va.
10915 (assert_pp_format_colored): Likewise.
10916 (ASSERT_PP_FORMAT_1): New.
10917 (ASSERT_PP_FORMAT_2): New.
10918 (ASSERT_PP_FORMAT_3): New.
10919 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10920 explicitly, or implicitly via the above macros.
10921 * selftest.c (selftest::pass): Use a selftest::location rather
10922 than file and line.
10923 (selftest::fail): Likewise. Print the function name.
10924 (selftest::fail_formatted): Likewise.
10925 (selftest::assert_streq): Use a selftest::location rather than
10927 * selftest.h (selftest::location): New struct.
10928 (SELFTEST_LOCATION): New macro.
10929 (selftest::pass): Accept a const location & rather than file
10931 (selftest::fail): Likewise.
10932 (selftest::fail_formatted): Likewise.
10933 (selftest::assert_streq): Likewise.
10934 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10935 (ASSERT_FALSE): Likewise.
10936 (ASSERT_EQ): Likewise.
10937 (ASSERT_NE): Likewise.
10938 (ASSERT_STREQ): Likewise.
10939 (ASSERT_PRED1): Likewise.
10940 (ASSERT_STREQ_AT): New macro.
10942 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10944 * selftest.c (selftest::fail_formatted): New function.
10945 (selftest::assert_streq): New function.
10946 * selftest.h (selftests::fail_formatted): New decl.
10947 (selftest::assert_streq): New decl.
10948 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10950 2016-06-13 Jeff Law <law@redhat.com>
10952 PR tree-optimization/71403
10953 * tree-ssa-threadbackward.c
10954 (convert_and_register_jump_thread_path): No longer accept reference
10955 to path. Do not pop items off the path anymore.
10956 (fsm_find_control_statement_thread_paths): Do not allow threading
10957 to a deeper loop nest. Pop the last item off the path here rather
10958 than in convert_and_register_jump_thread_path.
10960 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10961 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10963 [AArch64] Emit division using the Newton series
10965 * config/aarch64/aarch64-protos.h
10966 (cpu_approx_modes): Add new member "division".
10967 (aarch64_emit_approx_div): Declare new function.
10968 * config/aarch64/aarch64.c
10969 (generic_approx_modes): New member "division".
10970 (exynosm1_approx_modes): Likewise.
10971 (xgene1_approx_modes): Likewise.
10972 (aarch64_emit_approx_div): Define new function.
10973 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10974 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10975 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10976 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10978 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10979 Wilco Dijkstra <wilco.dijkstra@arm.com>
10981 [AArch64] Emit square root using the Newton series
10983 * config/aarch64/aarch64-protos.h
10984 (aarch64_emit_approx_rsqrt): Replace with new function
10985 "aarch64_emit_approx_sqrt".
10986 (cpu_approx_modes): New member "sqrt".
10987 * config/aarch64/aarch64.c
10988 (generic_approx_modes): New member "sqrt".
10989 (exynosm1_approx_modes): Likewise.
10990 (xgene1_approx_modes): Likewise.
10991 (aarch64_emit_approx_rsqrt): Replace with new function
10992 "aarch64_emit_approx_sqrt".
10993 (aarch64_override_options_after_change_1): Handle new option.
10994 * config/aarch64/aarch64-simd.md
10995 (rsqrt<mode>2): Use new function instead.
10996 (sqrt<mode>2): New expansion and insn definitions.
10997 * config/aarch64/aarch64.md: Likewise.
10998 * config/aarch64/aarch64.opt
10999 (mlow-precision-sqrt): Add new option description.
11000 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11002 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11004 [AArch64] Add more choices for the reciprocal square root approximation
11006 Allow a target to prefer such operation depending on the operation mode.
11008 * config/aarch64/aarch64-protos.h
11009 (AARCH64_APPROX_MODE): New macro.
11010 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11011 (cpu_approx_modes): New structure.
11012 (tune_params): New member "approx_modes".
11013 * config/aarch64/aarch64-tuning-flags.def
11014 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11015 * config/aarch64/aarch64.c
11016 (generic_approx_modes): New core "cpu_approx_modes" structure.
11017 (exynosm1_approx_modes): Likewise.
11018 (xgene1_approx_modes): Likewise.
11019 (generic_tunings): New member "approx_modes".
11020 (cortexa35_tunings): Likewise.
11021 (cortexa53_tunings): Likewise.
11022 (cortexa57_tunings): Likewise.
11023 (cortexa72_tunings): Likewise.
11024 (exynosm1_tunings): Likewise.
11025 (thunderx_tunings): Likewise.
11026 (xgene1_tunings): Likewise.
11027 (use_rsqrt_p): New argument for the mode and use new member from
11029 (aarch64_builtin_reciprocal): Devise mode from builtin.
11030 (aarch64_optab_supported_p): New argument for the mode.
11031 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11033 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11035 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11036 RS6000_BTM_MODULO flag into the set of flags that are considered
11037 to be part of the common configuration.
11039 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11041 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11042 difference unsigned.
11043 (vec_absdb): New macro for vector absolute difference unsigned
11045 (vec_absdh): New macro for vector absolute difference unsigned
11047 (vec_absdw): New macro for vector absolute difference unsigned word.
11048 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11049 (vadu<mode>3): New insn.
11050 (*p9_vadu<mode>3): New insn.
11051 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11053 (vaduh): New built-in definition.
11054 (vaduw): New built-in definition.
11055 (vadu): New overloaded built-in definition.
11056 (vadub): New overloaded built-in definition.
11057 (vaduh): New overloaded built-in definition.
11058 (vaduw): New overloaded built-in definition.
11059 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11060 overloaded vector absolute difference unsigned functions.
11061 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11062 the ISA 3.0 vector absolute difference unsigned built-in functions.
11064 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11066 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11067 update shared_lookup_references only once after changing operands.
11069 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11071 PR middle-end/71373
11072 * tree-nested.c (convert_nonlocal_omp_clauses)
11073 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11075 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11076 * tree.def (CASE_LABEL_EXPR): Likewise.
11078 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11081 * input.c (test_builtins): Fix an assertion.
11083 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11085 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11086 (paritysi2): Ditto.
11088 (isinf<mode>2): Ditto.
11090 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11092 * ggc-tests.c (test_finalization): Only test need_finalization_p
11093 for GCC_VERSION >= 4003.
11095 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11097 * config/s390/vecintrin.h: Fix file description in comment.
11099 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11101 * config/s390/s390-builtin-types.def: Change builtin type naming
11102 scheme to match builtin-types.def.
11104 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11106 * fold-const.c (optimize_minmax_comparison): Remove.
11107 (fold_comparison): Remove call to the above.
11108 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11109 New transformations.
11111 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11113 PR tree-optimization/71416
11114 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11117 2016-06-13 Martin Liska <mliska@suse.cz>
11119 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11120 (combine_predictions_for_insn): Likewise.
11121 (prune_predictions_for_bb): Likewise.
11122 (combine_predictions_for_bb): Likewise.
11124 2016-06-13 Richard Biener <rguenther@suse.de>
11126 PR tree-optimization/71505
11127 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11128 assert match comment.
11130 2016-06-13 Marek Polacek <polacek@redhat.com>
11132 PR middle-end/71476
11133 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11134 gimplify_switch_expr.
11135 (warn_switch_unreachable_r): New function.
11137 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11140 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11143 2016-06-13 Richard Biener <rguenther@suse.de>
11145 PR middle-end/64516
11146 * fold-const.c (fold_unary_loc): Preserve alignment when
11147 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11149 2016-06-13 Martin Liska <mliska@suse.cz>
11152 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11153 w/ -fsanitize=bounds.
11155 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11157 * config/i386/i386.c (ix86_init_builtins): Calculate
11158 FLOAT128_FTYPE_CONST_STRING function type only once.
11159 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11160 built-in functions are available for x86-32 and x86-64 targets.
11162 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11165 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11166 New primitive type.
11167 (FLOAT128_FTYPE_CONST_STRING): New function type.
11168 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11169 [IX86_BUILTIN_NANSQ]: Ditto.
11170 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11171 (ix86_init_builtin_types): Declare const_string_type_node.
11172 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11174 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11175 * doc/extend.texi (x86 Built-in Functions): Document
11176 __builtin_nanq and __builtin_nansq.
11178 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11181 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11182 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11183 length for pop patterns.
11184 (arm_attr_length_push_multi): Update comments.
11185 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11187 (*pop_multiple_with_writeback_and_return): Likewise.
11188 (*pop_multiple_with_return): Likewise.
11190 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11192 PR middle-end/71310
11193 * fold-const.c (optimize_bit_field_compare): Don't try to use
11194 word_mode unconditionally for reading the bit field, look at
11195 DECL_BIT_FIELD_REPRESENTATIVE instead.
11197 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11199 PR middle-end/71478
11200 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11201 vector integer type.
11203 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11205 PR middle-end/71494
11206 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11207 without LABEL_DECL, set *handled_ops_p to false instead of true.
11209 2016-06-10 Martin Sebor <msebor@redhat.com>
11212 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11213 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11214 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11216 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11217 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11218 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11219 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11220 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11221 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11222 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11223 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11225 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11227 * config/arm/arm.h (pool_vector_label,
11228 return_used_this_function): Remove.
11230 2016-06-10 Jeff Law <law@redhat.com>
11232 PR tree-optimization/71335
11233 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11234 zero length paths here.
11235 (convert_and_register_jump_thread_path): Remove hacks related to
11236 duplicated blocks in the jump thread path.
11237 (fsm_find_control_statement_thread_paths): Avoid putting the same
11238 block on the thread path twice, but ensure the thread path is
11239 unchanged from the caller's point of view.
11241 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11243 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11244 * predict.def (PRED_LOOP_BRANCH): Remove.
11246 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11248 * Makefile.in (OBJS): Add ggc-tests.o.
11249 (GTFILES): Add ggc-tests.c.
11250 * ggc-tests.c: New file.
11251 * selftest-run-tests.c (selftest::run_tests): Call
11252 selftest::ggc_tests_c_tests.
11253 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11255 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11257 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11259 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11262 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11263 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11265 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11267 * profile.c: Include cfgloop.h.
11268 (branch_prob): Compute estimated number of iterations.
11269 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
11270 recompute estimate number of iterations from profile.
11272 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11274 PR inline-asm/68843
11275 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
11276 must be grouped on top of stack. Don't force early clobber
11277 on ordinary reg outputs.
11279 2016-06-10 Richard Biener <rguenther@suse.de>
11281 * targhooks.c (default_builtin_vectorization_cost): Adjust
11282 vec_construct cost.
11284 2016-06-10 Richard Biener <rguenther@suse.de>
11286 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
11287 to fold the RHS to a constant if possible.
11289 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
11291 PR middle-end/71373
11292 * tree-nested.c (convert_nonlocal_omp_clauses)
11293 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
11294 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
11295 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
11297 * gimplify.c (gimplify_adjust_omp_clauses): Discard
11299 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
11301 * omp-low.c (scan_sharing_clauses): Don't expect
11302 OMP_CLAUSE__CACHE_.
11304 2016-06-10 Alan Hayward <alan.hayward@arm.com>
11306 PR tree-optimization/71407
11307 PR tree-optimization/71416
11308 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
11309 BIT_FIELD_REF type.
11311 2016-06-10 Richard Biener <rguenther@suse.de>
11313 PR middle-end/71477
11314 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
11316 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
11318 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
11320 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
11321 Jiong Wang <jiong.wang@arm.com>
11323 PR rtl-optimization/70751
11324 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
11325 spilled into memory.
11327 2016-06-09 Jonathan Yong <10walls@gmail.com>
11330 2015-09-21 Jonathan Yong <10walls@gmail.com>
11332 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
11333 sysroot/usr/lib/32api for additional win32 libraries,
11334 fixes failing Cygwin bootstrapping.
11336 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11338 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
11341 2016-06-09 David Malcolm <dmalcolm@redhat.com>
11344 * pretty-print.c (pp_indent): Specify that %p is printed in a
11345 host-dependent manner.
11346 (test_pp_format): Remove the test for %p.
11348 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
11350 * config/mips/mips.c (mips_output_jump): Fix formatting.
11352 2016-06-09 Richard Biener <rguenther@suse.de>
11354 PR tree-optimization/71462
11355 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
11358 2016-06-09 Martin Liska <mliska@suse.cz>
11360 * predict.c (dump_prediction): Add new argument.
11361 (enum predictor_reason): New enum.
11362 (struct predictor_hash): New struct.
11363 (predictor_hash::hash): New function.
11364 (predictor_hash::equal): Likewise.
11365 (not_removed_prediction_p): New function.
11366 (prune_predictions_for_bb): Likewise.
11367 (combine_predictions_for_bb): Prune predictions.
11369 2016-06-09 Martin Liska <mliska@suse.cz>
11371 * predict.c (filter_predictions): New function.
11372 (remove_predictions_associated_with_edge): Use the filter
11374 (equal_edge_p): New function.
11376 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
11378 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
11379 Correct usage of @samp vs @option, add @samp where appropriate.
11380 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
11381 Add armv6s-m and document it, as it is no official ARM name.
11383 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11385 * ifcvt.c (struct noce_if_info): Add transform_name field.
11386 (noce_try_move): Set if_info->transform_name to the function name.
11387 (noce_try_ifelse_collapse): Likewise.
11388 (noce_try_store_flag): Likewise.
11389 (noce_try_inverse_constants): Likewise.
11390 (noce_try_store_flag_constants): Likewise.
11391 (noce_try_addcc): Likewise.
11392 (noce_try_store_flag_mask): Likewise.
11393 (noce_try_cmove): Likewise.
11394 (noce_try_cmove_arith): Likewise.
11395 (noce_try_minmax): Likewise.
11396 (noce_try_abs): Likewise.
11397 (noce_try_sign_mask): Likewise.
11398 (noce_try_bitop): Likewise.
11399 (noce_convert_multiple_sets): Likewise.
11400 (noce_process_if_block): Print if_info->transform_name to
11401 dump_file if transformation succeeded.
11403 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11405 * config/arm/cortex-a57.md (cortex_a57_alu):
11408 2016-06-08 Martin Sebor <msebor@redhat.com>
11409 Jakub Jelinek <jakub@redhat.com>
11413 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11414 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11415 * builtins.c: Include gimple-fold.h.
11416 (fold_builtin_arith_overflow): Handle
11417 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11418 (fold_builtin_3): Likewise.
11419 * doc/extend.texi (Integer Overflow Builtins): Document
11420 __builtin_{add,sub,mul}_overflow_p.
11422 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11424 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11425 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11427 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11429 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11430 Rewrite, looking one level down for records and arrays.
11432 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11434 * pretty-print.c: Include "selftest.h".
11435 (pp_format): Fix comment.
11436 (identifier_to_locale): Likewise.
11437 (selftest::test_basic_printing): New function.
11438 (selftest::assert_pp_format): New function.
11439 (selftest::test_pp_format): New function.
11440 (selftest::pretty_print_c_tests): New function.
11441 * selftest-run-tests.c (selftest::run_tests): Call
11442 selftest::pretty_print_c_tests.
11443 * selftest.h (pretty_print_c_tests): New declaration.
11445 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11447 * invoke.texi (max-loop-headers-insns): Document.
11448 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11449 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11450 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11452 2016-06-08 Richard Biener <rguenther@suse.de>
11454 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11455 on strided SLP loads and fall back to scalar loads in case
11456 we can't chunk them.
11458 2016-06-08 Richard Biener <rguenther@suse.de>
11460 PR tree-optimization/71452
11461 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11462 type used for the SSA rewrite has enough precision to cover
11463 the dynamic type of the location.
11465 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11466 Richard Biener <rguenther@suse.de>
11469 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11470 the same as DECL_P (base0) for indirect_base0. Use equality_code
11471 in one further place.
11473 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11475 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11476 to one word if the field is known to overlap other words.
11477 (extract_bit_field_1): Likewise.
11478 (store_split_bit_field): Remove compensating code.
11479 (extract_split_bit_field): Likewise.
11481 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11485 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11487 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11489 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11491 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11492 (arch64_addpv4sf): Delete.
11493 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11494 "gen_aarch64_addpv4sf".
11495 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11497 (vpadds_f32): Likewise.
11498 (vpaddq_f32): Likewise.
11499 (vpaddq_f64): Likewise.
11501 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11503 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11505 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11506 to VALLF. Rename to "fabd<mode>3".
11507 "*fabd_scalar<mode>3): Delete.
11508 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11510 (vabdd_f64): Likewise.
11511 (vabd_f32): Likewise.
11512 (vabd_f64): Likewise.
11513 (vabdq_f32): Likewise.
11514 (vabdq_f64): Likewise.
11516 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11518 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11520 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11521 "aarch64_rsqrts<mode>".
11522 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11523 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11525 (vrsqrtsd_f64): Likewise.
11526 (vrsqrts_f32): Likewise.
11527 (vrsqrts_f64): Likewise.
11528 (vrsqrtsq_f32): Likewise.
11529 (vrsqrtsq_f64): Likewise.
11531 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11533 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11535 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11536 "aarch64_rsqrte<mode>".
11537 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11538 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11540 (vrsqrted_f64): Likewise.
11541 (vrsqrte_f32): Likewise.
11542 (vrsqrte_f64): Likewise.
11543 (vrsqrteq_f32): Likewise.
11544 (vrsqrteq_f64): Likewise.
11546 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11548 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11550 (fcvtzs): Likewise.
11551 (fcvtzu): Likewise.
11552 * config/aarch64/aarch64-simd.md
11553 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11554 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11555 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11557 (vcvt_n_f32_u32): Likewise.
11558 (vcvt_n_s32_f32): Likewise.
11559 (vcvt_n_u32_f32): Likewise.
11560 (vcvtq_n_f32_s32): Likewise.
11561 (vcvtq_n_f32_u32): Likewise.
11562 (vcvtq_n_f64_s64): Likewise.
11563 (vcvtq_n_f64_u64): Likewise.
11564 (vcvtq_n_s32_f32): Likewise.
11565 (vcvtq_n_s64_f64): Likewise.
11566 (vcvtq_n_u32_f32): Likewise.
11567 (vcvtq_n_u64_f64): Likewise.
11568 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11569 (VSDQ_SDI): Likewise.
11570 (fcvt_target): Support V4DI, V4SI and V2SI.
11571 (FCVT_TARGET): Likewise.
11573 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11575 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11576 (TYPES_BINOP_SUS): Likewise.
11577 (aarch64_simd_builtin_data): Update include file name.
11578 (aarch64_builtins): Likewise.
11579 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11580 for conversion between scalar float-point and fixed-point.
11582 (fcvtzs): Likewise.
11583 (fcvtzu): Likewise.
11584 * config/aarch64/aarch64.md
11585 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11586 pattern for conversion between scalar float to fixed-pointer.
11587 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11588 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11589 (UNSPEC_FCVTZU): Likewise.
11590 (UNSPEC_SCVTF): Likewise.
11591 (UNSPEC_UCVTF): Likewise.
11592 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11594 (vcvtd_n_f64_u64): Likewise.
11595 (vcvtd_n_s64_f64): Likewise.
11596 (vcvtd_n_u64_f64): Likewise.
11597 (vcvtd_n_f32_s32): Likewise.
11598 (vcvts_n_f32_u32): Likewise.
11599 (vcvtd_n_s32_f32): Likewise.
11600 (vcvts_n_u32_f32): Likewise.
11601 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11603 (FCVT_TARGET): Likewise.
11604 (FCVT_FIXED2F): New iterator.
11605 (FCVT_F2FIXED): Likewise.
11606 (fcvt_fixed_insn): New define_int_attr.
11608 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11610 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11611 some statements was removed.
11613 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11615 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11616 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11617 (vect_can_advance_ivs_p): likewise.
11618 (vect_update_ivs_after_vectorizer): likewise.
11619 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11620 (vect_analyze_scalar_cycles_1): likewise.
11621 (vect_analyze_loop_operations): likewise.
11622 (report_vect_op): likewise.
11623 (vect_is_slp_reduction): likewise.
11624 (vect_is_simple_reduction): likewise.
11625 (get_initial_def_for_induction): likewise.
11626 (vect_transform_loop): likewise.
11627 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11628 (vect_recog_sad_pattern): likewise.
11629 (vect_recog_widen_sum_pattern): likewise.
11630 (vect_recog_widening_pattern): likewise.
11631 (vect_recog_divmod_pattern): likewise.
11632 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11633 (vect_analyze_slp_instance): likewise.
11634 (vect_transform_slp_perm_load): likewise.
11635 (vect_schedule_slp_instance): likewise.
11637 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11639 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11640 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11641 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11642 (PRED_LOOP_BRANCH): Document predictor as broken.
11643 (PRED_LOOP_EXIT): Change hitrate 91->92.
11644 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11645 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11646 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11647 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11648 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11649 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11650 (PRED_CALL): Chane hitrate 71->67.
11651 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11652 (PRED_GOTO): Document as unused right now.
11653 (PRED_CONST_RETURN): Change hitrate 67->69
11654 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11655 (PRED_NULL_RETURN): Change hitrate 91->90.
11656 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11657 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11658 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11660 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11662 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11663 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11664 special case Altivec builtin.
11665 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11666 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11667 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11668 code for ALTIVEC_BUILTIN_VEC_MUL.
11669 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11670 for __builtin_vec_mul.
11672 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11674 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11677 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11679 * spellcheck.c (selftest::test_find_closest_string): New function.
11680 (spellcheck_c_tests): Call the above.
11682 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11684 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11686 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11688 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11689 Yv=Yv,C alternatives.
11691 2016-06-07 Richard Biener <rguenther@suse.de>
11694 * common.opt (ffast-math): Make Optimization.
11696 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11697 Prachi Godbole <prachi.godbole@imgtec.com>
11699 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11700 `fabs' and `fneg' type attributes.
11701 (p5600_fpu_fabs): Add `fmove' to the comment.
11703 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11705 * gimple.c: Include builtins.h
11706 (gimple_inexpensive_call_p): New function.
11707 * gimple.h (gimple_inexpensive_call_p): Declare.
11708 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11709 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11712 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11714 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11715 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11716 warning_at_rich_loc, warning_n, pedwarn, permerror,
11717 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11718 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11721 2016-06-07 Richard Biener <rguenther@suse.de>
11723 PR tree-optimization/71428
11724 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11725 BIT_FIELD_REF op vs. load.
11727 2016-06-07 Richard Biener <rguenther@suse.de>
11729 PR middle-end/71423
11730 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11733 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11735 * config/pa/pa.md (call): Generate indirect long calls to non-local
11736 functions on TARGET_64BIT.
11737 (call_value): Likewise.
11739 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11741 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11742 pattern and subsequent splitters.
11743 (call_val_reg_64bit_post_reload): Likewise.
11745 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11747 PR middle-end/71408
11748 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11749 propagate_op_to_single_use.
11751 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11753 PR middle-end/71281
11754 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11756 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11758 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11759 (enum x86_dirflag_state): New enum.
11760 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11761 (machine_function): Remove needs_cld.
11762 (ix86_current_function_needs_cld): Remove.
11763 * config/i386/i386.c (ix86_set_func_type): Set
11764 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11765 (ix86_expand_prologue): Do not emit CLD here.
11766 (ix86_dirflag_mode_needed): New function.
11767 (ix86_dirflag_mode_entry): Ditto.
11768 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11769 (ix86_mode_after): Ditto.
11770 (ix86_mode_entry): Ditto.
11771 (ix86_mode_exit): Ditto.
11772 (ix86_emit_mode_set): Ditto.
11773 * config/i386/i386.md (strmov_singleop): Set
11774 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11775 Do not set ix86_current_function_needs_cld.
11777 (strset_singleop): Ditto.
11779 (cmpstrnqi_nz_1): Ditto.
11780 (cmpstrnqi_1): Ditto.
11781 (strlenqi_1): Ditto.
11783 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11785 PR tree-optimization/71259
11786 * tree-vect-slp.c (vect_get_constant_vectors): For
11787 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11788 one for constant op, and use COND_EXPR for non-constant.
11790 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11792 * Makefile.in (OBJS): Add function-tests.o,
11793 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11794 selftest-run-tests.o.
11795 (OBJS-libcommon): Add selftest.o.
11796 (OBJS-libcommon-target): Add selftest.o.
11797 (all.internal): Add "selftest".
11798 (all.cross): Likewise.
11799 (selftest): New phony target.
11800 (s-selftest): New target.
11801 (selftest-gdb): New phony target.
11802 (COLLECT2_OBJS): Add selftest.o.
11803 * bitmap.c: Include "selftest.h".
11804 (selftest::test_gc_alloc): New function.
11805 (selftest::test_set_range): New function.
11806 (selftest::test_clear_bit_in_middle): New function.
11807 (selftest::test_copying): New function.
11808 (selftest::test_bitmap_single_bit_set_p): New function.
11809 (selftest::bitmap_c_tests): New function.
11810 * common.opt (fself-test): New.
11811 * diagnostic-show-locus.c: Include "selftest.h".
11812 (make_range): New function.
11813 (test_range_contains_point_for_single_point): New function.
11814 (test_range_contains_point_for_single_line): New function.
11815 (test_range_contains_point_for_multiple_lines): New function.
11816 (assert_eq): New function.
11817 (test_get_line_width_without_trailing_whitespace): New function.
11818 (selftest::diagnostic_show_locus_c_tests): New function.
11819 * et-forest.c: Include "selftest.h".
11820 (selftest::test_single_node): New function.
11821 (selftest::test_simple_tree): New function.
11822 (selftest::test_disconnected_nodes): New function.
11823 (selftest::et_forest_c_tests): New function.
11824 * fold-const.c: Include "selftest.h".
11825 (selftest::assert_binop_folds_to_const): New function.
11826 (selftest::assert_binop_folds_to_nonlvalue): New function.
11827 (selftest::test_arithmetic_folding): New function.
11828 (selftest::fold_const_c_tests): New function.
11829 * function-tests.c: New file.
11830 * gimple.c: Include "selftest.h".
11831 Include "gimple-pretty-print.h".
11832 (selftest::verify_gimple_pp): New function.
11833 (selftest::test_assign_single): New function.
11834 (selftest::test_assign_binop): New function.
11835 (selftest::test_nop_stmt): New function.
11836 (selftest::test_return_stmt): New function.
11837 (selftest::test_return_without_value): New function.
11838 (selftest::gimple_c_tests): New function.
11839 * hash-map-tests.c: New file.
11840 * hash-set-tests.c: New file.
11841 * input.c: Include "selftest.h".
11842 (selftest::assert_loceq): New function.
11843 (selftest::test_accessing_ordinary_linemaps): New function.
11844 (selftest::test_unknown_location): New function.
11845 (selftest::test_builtins): New function.
11846 (selftest::test_reading_source_line): New function.
11847 (selftest::input_c_tests): New function.
11848 * rtl-tests.c: New file.
11849 * selftest-run-tests.c: New file.
11850 * selftest.c: New file.
11851 * selftest.h: New file.
11852 * spellcheck.c: Include "selftest.h".
11853 (selftest::levenshtein_distance_unit_test_oneway): New function,
11854 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11855 (selftest::levenshtein_distance_unit_test): Likewise.
11856 (selftest::spellcheck_c_tests): Likewise.
11857 * toplev.c: Include selftest.h.
11858 (toplev::run_self_tests): New.
11859 (toplev::main): Handle -fself-test.
11860 * toplev.h (toplev::run_self_tests): New.
11861 * tree.c: Include "selftest.h".
11862 (selftest::test_integer_constants): New function.
11863 (selftest::test_identifiers): New function.
11864 (selftest::test_labels): New function.
11865 (selftest::tree_c_tests): New function.
11866 * tree-cfg.c: Include "selftest.h".
11867 (selftest::push_fndecl): New function.
11868 (selftest::test_linear_chain): New function.
11869 (selftest::test_diamond): New function.
11870 (selftest::test_fully_connected): New function.
11871 (selftest::tree_cfg_c_tests): New function.
11872 * vec.c: Include "selftest.h".
11873 (selftest::safe_push_range): New function.
11874 (selftest::test_quick_push): New function.
11875 (selftest::test_safe_push): New function.
11876 (selftest::test_truncate): New function.
11877 (selftest::test_safe_grow_cleared): New function.
11878 (selftest::test_pop): New function.
11879 (selftest::test_safe_insert): New function.
11880 (selftest::test_ordered_remove): New function.
11881 (selftest::test_unordered_remove): New function.
11882 (selftest::test_block_remove): New function.
11883 (selftest::reverse_cmp): New function.
11884 (selftest::test_qsort): New function.
11885 (selftest::vec_c_tests): New function.c.
11886 * wide-int.cc: Include selftest.h and wide-int-print.h.
11887 (selftest::from_int <wide_int>): New function.
11888 (selftest::from_int <offset_int>): New function.
11889 (selftest::from_int <widest_int>): New function.
11890 (selftest::assert_deceq): New function.
11891 (selftest::assert_hexeq): New function.
11892 (selftest::test_printing <VALUE_TYPE>): New function template.
11893 (selftest::test_ops <VALUE_TYPE>): New function template.
11894 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11895 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11897 (selftest::wide_int_cc_tests): New function.
11899 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11901 PR middle-end/37780
11902 * ifcvt.c (noce_try_ifelse_collapse): New function.
11904 (noce_process_if_block): Call noce_try_ifelse_collapse.
11905 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11906 (simplify_ternary_operation): Use the above to simplify
11907 conditional CLZ/CTZ expressions.
11909 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11911 PR middle-end/37780
11912 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11913 define_insn_and_split.
11915 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11917 PR middle-end/37780
11918 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11920 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11923 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11924 Implicitly clobber memory for basic asm with non-empty assembler
11925 string. Use targetm.md_asm_adjust also here.
11926 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11927 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11928 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11929 non-empty assembler string.
11930 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11931 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11932 (decode_asm_operands): Handle basic asm in PARALLEL block.
11933 (extract_insn): Handle basic asm in PARALLEL block.
11934 * doc/extend.texi: Mention new behavior of basic asm.
11935 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11936 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11937 branch_needs_nop_p): Use asm_noperands.
11939 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11941 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11942 Include the M7 SPARC DFA scheduler.
11943 New attribute v3pipe.
11944 Annotate insns with v3pipe where appropriate.
11945 Define cpu_feature vis4.
11946 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11947 Add (V8QI "8") to vbits.
11948 Add insns {add,sub}v8qi3
11949 Add insns ss{add,sub}v8qi3
11950 Add insns us{add,sub}{v8qi,v4hi}3
11951 Add insns {min,max}{v8qi,v4hi,v2si}3
11952 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11953 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11954 * config/sparc/niagara4.md: Add a comment explaining the
11955 discrepancy between the documented latenty numbers and the
11957 * config/sparc/niagara7.md: New file.
11958 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11959 supports SPARC5 and VIS 4.0 instructions.
11960 * configure: Regenerate.
11961 * config.in: Likewise.
11962 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11963 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11964 TARGET_CPU_niagara7.
11965 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11966 (CPP_CPU_SPEC): Handle niagara7.
11967 (ASM_CPU_SPEC): Likewise.
11968 * config/sparc/sparc-opts.h (processor_type): Add
11969 PROCESSOR_NIAGARA7.
11970 (mvis4): New option.
11971 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11972 (AS_NIAGARA7_FLAG): Define.
11973 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11974 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11975 (CPP_CPU_SPEC): Handle niagara7.
11976 (ASM_CPU_SPEC): Likewise.
11977 * config/sparc/sparc.c (niagara7_costs): Define.
11978 (sparc_option_override): Handle niagara7 and adjust cache-related
11979 parameters with better values for niagara cpus. Also support VIS4.
11980 (sparc32_initialize_trampoline): Likewise.
11981 (sparc_use_sched_lookahead): Likewise.
11982 (sparc_issue_rate): Likewise.
11983 (sparc_register_move_cost): Likewise.
11984 (dump_target_flag_bits): Support VIS4.
11985 (sparc_vis_init_builtins): Likewise.
11986 (sparc_builtins): Likewise.
11987 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11989 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11991 * config/sparc/sparc.opt (sparc_processor_type): New value
11993 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11995 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11997 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12000 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12002 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12004 2016-06-06 Richard Biener <rguenther@suse.de>
12006 PR tree-optimization/71398
12007 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12010 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12012 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12013 ft32_expand_prolog, ft32_expand_epilogue):
12014 Handle pretend_args.
12015 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12016 * config/ft32/ft32.md: Add pretend_returner.
12018 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12021 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12022 Copy op1 RTX to avoid invalid sharing.
12023 (ix86_expand_vector_move_misalign): Ditto.
12025 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12027 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12030 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12032 * predict.c (predicted_by_loop_heuristics_p): New function.
12033 (predict_iv_comparison): Use it.
12034 (predict_loops): Walk from innermost loops; do not predict edges
12035 leaving multiple loops multiple times; implement
12036 PRED_LOOP_ITERATIONS_MAX heuristics.
12037 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12039 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12041 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12042 only edges out of BB are EH edges.
12044 2016-06-04 Martin Sebor <msebor@redhat.com>
12045 Marcin Baczyński <marbacz@gmail.com>
12048 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12049 a void expression in a void function.
12051 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12053 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12054 aux; dump reasons of decisions.
12055 (should_duplicate_loop_header_p): Likewise.
12056 (do_while_loop_p): Likewise.
12057 (ch_base::copy_headers): Dump asi num insns duplicated.
12059 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12061 PR tree-optimization/71405
12062 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12063 incompatible type, build a new clobber with the right type instead
12064 of building a VIEW_CONVERT_EXPR around it.
12066 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12068 PR tree-optimization/52171
12069 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12070 by_pieces_ninsns instead of move_by_pieces_ninsns.
12072 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12074 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12075 for reg+reg addressing mode.
12077 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12079 * rs6000-c.c (c/c-tree.h): Add #include.
12080 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12081 in C++ when found in the base position of vec_ld or vec_st.
12083 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12085 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12086 use of profile unless profile status is PROFILE_READ.
12087 * profile.c (compute_branch_probabilities): Set profile status
12088 only after reporting predictor hitrates.
12090 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12094 * common.opt (ffp-int-builtin-inexact): New option.
12095 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12096 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12097 (ceil@var{m}2): Document dependence on this option.
12098 * ipa-inline-transform.c (inline_call): Handle
12099 flag_fp_int_builtin_inexact.
12100 * ipa-inline.c (can_inline_edge_p): Likewise.
12101 * config/i386/i386.md (rintxf2): Do not test
12102 flag_unsafe_math_optimizations.
12103 (rint<mode>2_frndint): New define_insn.
12104 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12105 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12106 for 387 instead of extending and truncating.
12107 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12108 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12109 Change to frndint<mode>2_<rounding>.
12110 (frndintxf2_<rounding>_i387): Likewise. Change to
12111 frndint<mode>2_<rounding>_i387.
12112 (<rounding_insn>xf2): Likewise.
12113 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12114 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12115 x87. Test TARGET_ROUND || !flag_trapping_math ||
12116 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12117 SSE. Use ROUND_NO_EXC in constant operand of
12118 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12119 for 387 instead of extending and truncating.
12121 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12122 Julia Koval <julia.koval@intel.com>
12134 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12135 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12136 all registers, except for function return registers if there are
12137 no caller-saved registers.
12138 (ix86_set_func_type): New function.
12139 (ix86_set_current_function): Call ix86_set_func_type to set
12140 no_caller_saved_registers and func_type. Call reinit_regs if
12141 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12142 nor x87 instructions in interrupt handler nor function with
12143 no_caller_saved_registers attribute.
12144 (ix86_function_ok_for_sibcall): Return false if there are no
12145 caller-saved registers.
12146 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12148 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12149 (ix86_function_arg): Return special arguments in interrupt handler.
12150 (ix86_promote_function_mode): Promote pointer to word_mode only
12151 for normal functions.
12152 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12154 (ix86_epilogue_uses): New function.
12155 (ix86_hard_regno_scratch_ok): Likewise.
12156 (ix86_save_reg): Preserve all registers in interrupt handler
12157 after reload. Preserve all registers, except for function return
12158 registers, if there are no caller-saved registers after reload.
12159 (find_drap_reg): Always use callee-saved register if there are
12160 no caller-saved registers.
12161 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12162 for interrupt handler.
12163 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12164 Emit cld instruction if stringops are used in interrupt handler
12165 or interrupt handler isn't a leaf function.
12166 (ix86_expand_epilogue): Generate interrupt return for interrupt
12167 handler and pop the 'ERROR_CODE' off the stack before interrupt
12168 return in exception handler.
12169 (ix86_expand_call): Disallow calling interrupt handler directly.
12170 If there are no caller-saved registers, mark all registers that
12171 are clobbered by the call which returns as clobbered.
12172 (ix86_handle_no_caller_saved_registers_attribute): New function.
12173 (ix86_handle_interrupt_attribute): Likewise.
12174 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12176 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12177 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12178 accumulation in interrupt function if stack may be realigned to
12180 (EPILOGUE_USES): New.
12181 (function_type): New enum.
12182 (machine_function): Add func_type and no_caller_saved_registers.
12183 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12184 (interrupt_return): New pattern.
12185 * doc/extend.texi: Document x86 interrupt and
12186 no_caller_saved_registers attributes.
12188 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12190 PR tree-optimization/52171
12191 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12192 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12193 Look for constant strings. Move some code to emit_block_cmp_hints
12195 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12196 * defaults.h (COMPARE_MAX_PIECES): New macro.
12197 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12198 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12199 (clear_by_pieces_1): Don't declare. Move definition before use.
12200 (can_do_by_pieces): New static function.
12201 (can_move_by_pieces): Use it. Return bool.
12202 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12203 OP. All callers changed. Handle COMPARE_BY_PIECES.
12204 (class pieces_addr); New.
12205 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12206 pieces_addr::adjust, pieces_addr::increment_address,
12207 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12209 (class op_by_pieces_d): New.
12210 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12212 (class move_by_pieces_d, class compare_by_pieces_d,
12213 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12214 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12215 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12216 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12217 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12218 compare_by_pieces_d::finish_mode): New member functions.
12219 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12221 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12222 (emit_block_cmp_hints): New function.
12223 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12224 use the newly defined classes.
12225 * expr.h (by_pieces_constfn): New typedef.
12226 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12227 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12228 (move_by_pieces_ninsns): Don't declare.
12229 (can_move_by_pieces): Change return value to bool.
12230 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12231 (compare_by_pieces_branch_ratio): New hook.
12232 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12233 (by_pieces_ninsns): Declare.
12234 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12236 (default_compare_by_pieces_branch_ratio): New function.
12237 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12238 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12239 * doc/tm.texi: Regenerate.
12240 * tree-ssa-strlen.c: Include "builtins.h".
12241 (handle_builtin_memcmp): New static function.
12242 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12243 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12245 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12247 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12248 relevant stmts which are simple and invariant.
12249 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12250 instead of simple and invariant
12252 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12254 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12255 (vectorizable_reduction): Check for new relevant state.
12256 (vectorizable_live_operation): vectorize live stmts using
12257 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12258 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12259 (vect_stmt_relevant_p): Check for stmts which are only used live.
12260 (process_use): Use of a stmt does not inherit it's live value.
12261 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12262 (vect_analyze_stmt): Check for new relevant state.
12263 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12264 outside the loop, but not inside it.
12266 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12268 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
12269 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
12270 (vect_get_vec_def_for_operand): Split out code.
12272 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
12274 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
12276 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12278 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
12280 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12282 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
12284 2016-06-03 Jakub Jelinek <jakub@redhat.com>
12286 PR middle-end/71387
12287 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
12288 to noreturn e->callee->decl that has void return type and void
12289 arguments, adjust gimple_call_fntype and remove lhs even if it had
12290 previously addressable type.
12292 2016-06-02 Jeff Law <law@redhat.com>
12294 PR tree-optimization/71328
12295 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
12296 error when checking for a jump back onto the copied path.
12298 2016-06-02 David Malcolm <dmalcolm@redhat.com>
12300 * config/microblaze/microblaze.c (get_branch_target): Add return
12301 NULL_RTX for the non-CALL_P case.
12302 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
12303 (insert_wic): Remove unused local "j".
12305 2016-06-02 Martin Liska <mliska@suse.cz>
12307 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
12309 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
12310 Julia Koval <julia.koval@intel.com>
12312 * function.c (assign_parm_setup_stack): Force source into a
12313 register if needed.
12314 * target.def (function_incoming_arg): Update documentation to
12315 allow arbitrary address computation based on hard register.
12316 * doc/tm.texi: Regenerated.
12318 2016-06-02 Martin Liska <mliska@suse.cz>
12320 * predict.c (combine_predictions_for_bb): Fix first match in
12321 cases where a first predictor contains more than one occurence
12322 in list of predictors. Take the best value in such case.
12324 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12326 PR rtl-optimization/71295
12327 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
12328 offset would go over the size of the inner mode reject it.
12330 2016-06-02 Jakub Jelinek <jakub@redhat.com>
12332 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
12333 x=x,x and v=v,m instead of x=x,m.
12335 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
12336 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
12337 alternative to v=rm,C.
12339 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
12340 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
12341 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
12342 instead of vex for the last two above mentioned alternatives.
12344 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12347 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
12349 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
12351 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
12353 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12355 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
12356 from int to unsigned.
12358 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12360 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
12361 alternatives, eliminating preferred register class. Add support
12362 for the MTVSRDD instruction in ISA 3.0.
12363 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12364 reg_or_indexed_operand.
12365 (vsx_splat_v4sf_internal): Likewise.
12367 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12370 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
12371 for loading up all 0's or all 1's.
12373 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
12375 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
12377 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
12379 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
12381 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
12382 * gcc.c (set_source_date_epoch_envvar): New function, sets
12383 the SOURCE_DATE_EPOCH environment variable to the current time.
12385 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12387 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
12388 the factor for live Phi nodes.
12390 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12392 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
12393 * tree-parloops.c (parallelize_loops): likewise.
12394 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
12395 tree_unswitch_outer_loop): likewise.
12397 2016-06-01 Jakub Jelinek <jakub@redhat.com>
12399 PR middle-end/71371
12400 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
12401 around creation of the temporary.
12403 2016-06-01 Richard Biener <rguenther@suse.de>
12405 PR tree-optimization/71366
12406 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12407 (unloop_loops): Move removing edges here ...
12408 (try_unroll_loop_completely): ... from here.
12409 (try_peel_loop): ... and here.
12410 (tree_unroll_loops_completely_1): Track parent loops via
12411 bitmap of header BBs.
12412 (tree_unroll_loops_completely): Adjust for that.
12414 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12416 * config/rs6000/altivec.h (vec_slv): New macro.
12417 (vec_srv): New macro.
12418 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12419 (UNSPEC_VSRV): New value.
12422 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12423 (vsrv): New builtin definition.
12424 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12425 define argument types for new builtin.
12426 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12428 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12431 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12432 Jocelyn Mayer <l_indien@magic.fr>
12435 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12436 detect processor family for signature_CENTAUR_ebx.
12437 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12438 signature_CENTAUR_ebx.
12439 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12440 <default>: Pass x86-64 for has_longmode.
12442 2016-06-01 Nathan Sidwell <nathan@acm.org>
12444 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12447 2016-06-01 Richard Biener <rguenther@suse.de>
12449 PR tree-optimization/71261
12450 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12451 of stmts successfully put in the bool pattern. Remove
12452 single-use restriction.
12453 (adjust_bool_pattern_cast): Add cast at the use site via the
12454 pattern def sequence.
12455 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12456 of patterned defs. Use the pattern def seqence instead of
12457 multiple independent patterns.
12458 (sort_after_uid): New qsort compare function.
12459 (adjust_bool_stmts): New function to process stmts in the bool
12460 pattern in IL order.
12461 (vect_recog_bool_pattern): Adjust.
12462 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12463 (ifcvt_walk_pattern_tree): Likewise.
12464 (stmt_is_root_of_bool_pattern): Likewise.
12465 (ifcvt_repair_bool_pattern): Likewise.
12466 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12468 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12470 * loop-unroll.c (decide_unroll_constant_iterations,
12471 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12472 likely upper bounds.
12473 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12475 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12477 * tree-core.h (enum omp_clause_code): Remove
12478 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12480 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12482 * config/arm/sync.md (arm_store_exclusive<mode>):
12483 Use 'H' output modifier on operands[2] rather than creating a new
12484 entry in out-of-bounds memory of the operands array.
12485 (arm_store_release_exclusivedi): Likewise.
12487 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12489 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12490 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12491 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12492 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12494 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12496 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12497 into account live statements for mask producers.
12499 2016-06-01 Richard Biener <rguenther@suse.de>
12501 PR tree-optimization/71311
12502 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12503 restrict to non-INTEGER_CST @0.
12505 2016-06-01 Richard Biener <rguenther@suse.de>
12507 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12508 (relational patterns): Use :c to avoid pattern duplications.
12510 2016-06-01 Richard Biener <rguenther@suse.de>
12512 * genmatch.c (comparison_code_p): New predicate.
12513 (swap_tree_comparison): New function.
12514 (commutate): Add for_vec parameter to append new for entries.
12515 Support commutating relational operators by swapping it alongside
12517 (lower_commutative): Adjust.
12518 (dt_simplify::gen): Do not pass artificial operators to gen
12520 (decision_tree::gen): Do not add artificial operators as parameters.
12521 (parser::parse_expr): Verify operator commutativity when :c is
12522 applied. Allow :C to override this.
12523 * match.pd: Adjust patterns to use :C instead of :c where required.
12525 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12527 PR tree-optimization/71077
12528 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12529 the combining step, use boolean_false_node and boolean_true_node
12530 as the designated false/true return values.
12532 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12534 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12535 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12536 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12539 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12541 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12542 of flags impliying the register renaming.
12543 * toplev.c (process_options): Do not imply flag_rename_registers with
12546 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12548 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12549 default implementation.
12551 2016-05-31 Nathan Sidwell <nathan@acm.org>
12553 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12555 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12557 * config/sh/constraints.md (b): Remove constraint.
12558 * config/sh/predicates.md (arith_reg_operand): Remove
12560 * config/sh/sh-modes.def (PDI): Remove.
12561 * config/sh/sh.c (sh_target_reg_class,
12562 sh_optimize_target_register_callee_saved): Remove functions.
12563 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12564 (sh_expand_epilogue): Update comment.
12565 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12566 sh_secondary_reload): Remove TARGET_REGS related code.
12567 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12568 TARGET_REGISTER_P): Remove macros.
12569 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12570 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12571 TR1_REG, TR2_REG): Remove constants.
12572 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12574 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12576 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12577 define_expand patterns.
12578 (adddi3_compact): Rename to adddi3.
12579 (subdi3_compact): Rename to subdi3.
12580 (*negdi2): Rename to negdi2.
12581 (*abs<mode>2): Rename to abs<mode>2.
12583 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12585 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12586 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12587 (atomic_sub_fetchsi): ... this new pattern.
12588 (mvtc): Add CC_REG clobber.
12590 2016-05-31 Marek Polacek <polacek@redhat.com>
12592 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12594 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12596 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12597 aarch64_fusion_enabled_p to check for fusion capabilities.
12599 2016-05-31 Richard Biener <rguenther@suse.de>
12601 PR tree-optimization/71352
12602 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12603 minus one and a negate.
12605 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12607 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12608 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12610 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12611 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12612 Remove use of aarch64_simd_attr_length_move, set length attribute
12614 (*aarch64_be_movoi): Likewise.
12615 (*aarch64_be_movci): Likewise.
12616 (*aarch64_be_movxi): Likewise.
12618 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12620 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12621 It no longer does that.
12622 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12624 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12626 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12627 attribute __unused__.
12629 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12631 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12632 * config/arm/arm.c (arm_arch_thumb1): Define.
12633 (arm_option_override): Initialize arm_arch_thumb1.
12634 * config/arm/arm.h (arm_arch_thumb1): Declare.
12635 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12636 support Thumb-1 ISA.
12638 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12641 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12642 `Yv' for scalar operand.
12644 2016-05-31 Tom de Vries <tom@codesourcery.com>
12646 PR tree-optimization/69068
12647 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12648 phis with more than two args.
12650 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12652 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12653 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12656 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12658 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12660 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12662 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12663 cpu_32, cpu_64, tune_32 and tune_64.
12664 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12666 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12668 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12670 2016-05-30 Andi Kleen <ak@linux.intel.com>
12672 * auto-profile.c (read_profile): Replace asserts with errors
12673 when file does not exist.
12674 * gcov-io.c (gcov_read_words): Dito.
12676 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12678 * tree-cfg.c (print_loop): Print likely upper bounds.
12680 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12682 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12683 * opts.c (default_options): Enable peel loops at -O3.
12684 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12685 (try_peel_loop): Do not re-peel already peeled loops;
12686 use likely upper bounds; fix profile updating.
12687 (pass_complete_unroll::execute): Initialize peeled_loops.
12689 2016-05-30 Martin Liska <mliska@suse.cz>
12691 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12692 computed costs by frequency of BB they belong to.
12693 (get_scaled_computation_cost_at): New function.
12695 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12696 Marc Glisse <marc.glisse@inria.fr>
12698 PR tree-optimization/71289
12699 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12701 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12703 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12705 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12707 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12708 for peeled copies; avoid underflow when updating estimates; correctly
12709 scale loop profile.
12711 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12713 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12714 r236875. Corrected oe3 to oe2 as obvious.
12716 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12718 PR middle-end/71269
12719 PR middle-end/71252
12720 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12721 that inserted stmt will not dominate stmts that defines its operand.
12722 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12723 (rewrite_expr_tree_parallel): Likewise.
12725 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12727 PR middle-end/71252
12728 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12729 all fields including stmt_to_insert are swapped.
12731 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12733 * predict.h (force_edge_cold): Declare.
12734 * predict.c (force_edge_cold): New function.
12735 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12737 (canonicalize_loop_induction_variables): Fix formating.
12739 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12741 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12742 (visium_expand_copysign): Use gen_int_mode directly.
12743 (visium_compute_frame_size): Minor tweaks.
12745 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12747 * tree-vect-loop.c (vect_analyze_loop_2): Use
12748 likely_max_stmt_executions_int.
12750 2016-05-30 Tom de Vries <tom@codesourcery.com>
12752 PR tree-optimization/69067
12753 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12755 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12758 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12759 New peepholes to remove unneeded fild/fistp pairs.
12760 (define_peephole2 atomic_loaddi_fpu): Ditto.
12762 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12764 * predict.c (maybe_hot_frequency_p): Avoid division.
12766 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12768 * doc/install.texi: Use https for shop.fsf.org.
12770 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12772 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12773 likely_max_stmt_executions_int.
12775 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12777 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12778 likely_max_stmt_executions_int.
12780 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12782 * profile.c (compute_branch_probabilities): Do not report hitrates
12784 (branch_prob): Report hitrates here.
12785 * predict.c (gimple_predict_edge): Do not assert profile status;
12786 fix formatting issues.
12788 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12790 * predict.c (edge_predicted_by_p): New function.
12791 (predict_paths_for_bb): Do not put multiple predictions of the same type
12794 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12796 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12799 2016-05-28 Alan Modra <amodra@gmail.com>
12801 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12803 2016-05-28 Alan Modra <amodra@gmail.com>
12805 PR rtl-optimization/71275
12806 * ira.c (ira): Free dominance info.
12808 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12810 * doc/sourcebuild.texi: New address for upstream Go repository.
12812 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12814 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12815 (TARGET_ARM_V7M): Likewise.
12817 2016-05-26 Jeff Law <law@redhat.com>
12819 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12820 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12821 * passes.def: Add jump threading passes before DOM/VRP.
12822 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12823 argument to a basic block from an edge. Remove tests which are
12825 (pass_data_thread_jumps, class pass_thread_jumps): New.
12826 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12827 (make_pass_thread_jumps): Likewise.
12828 * tree-pass.h (make_pass_thread_jumps): Declare.
12830 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12832 * config/visium/visium-protos.h (split_double_move): Rename into...
12833 (visium_split_double_move): ...this.
12834 (visium_split_double_add): Declare.
12835 * config/visium/visium.c (split_double_move): Rename into...
12836 (visium_split_double_move): ...this.
12837 (visium_split_double_add): New function.
12838 (visium_expand_copysign): Renumber operands for consistency.
12839 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12840 (DFmode move splitter): Likewise.
12841 (*addi3_insn): Split by means of visium_split_double_add.
12842 (*adddi3_insn_flags): Delete.
12843 (*plus_plus_sltu<subst_arith>): New insn.
12844 (*subdi3_insn): Split by means of visium_split_double_add.
12845 (subdi3_insn_flags): Delete.
12846 (*minus_minus_sltu<subst_arith>): New insn.
12847 (*negdi2_insn): Split by means of visium_split_double_add.
12848 (*negdi2_insn_flags): Delete.
12850 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12852 * configure.ac: Treat a --with-headers option without argument
12853 the same as the default (i.e. consult sys-include directory).
12854 * configure: Regenerate.
12856 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12858 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12859 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12861 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12862 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12864 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12867 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12868 tree-stdarg analysis results.
12869 (aarch64_setup_incoming_varargs): Likewise.
12871 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12873 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12874 va_list_gpr_counter_field and va_list_fpr_counter_field.
12876 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12879 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12880 * config/aarch64/aarch64.c
12881 (aarch64_cannot_change_mode_class): Remove function.
12882 * config/aarch64/aarch64-protos.h
12883 (aarch64_cannot_change_mode_class): Remove.
12885 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12887 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12888 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12889 get_likely_max_loop_iterations_int): New.
12890 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12891 any_likely_upper_bound.
12892 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12894 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12895 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12897 (unroll_loop_constant_iterations): Likewise.
12898 (unroll_loop_runtime_iterations): Likewise.
12899 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12900 * lto-streamer-out.c (output_cfg): Likewise.
12901 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12903 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12904 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12905 (likely_max_loop_iterations): New.
12906 (likely_max_loop_iterations_int): New.
12907 (likely_max_stmt_executions): New.
12908 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12909 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12910 likely_max_stmt_executions): Declare.
12912 2016-05-27 Marek Polacek <polacek@redhat.com>
12914 PR middle-end/71308
12915 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12917 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12919 * config/s390/s390.md (2x risbg splitters): Use
12920 reg_overlap_mentioned_p instead of rtx_equal_p.
12922 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12924 * combine.c (make_compound_operation): Take known zero bits into
12925 account when checking for possible zero_extend.
12927 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12929 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12930 Use const_int_operand for operand 2 predicate. Simplify expand code
12933 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12935 PR middle-end/71279
12936 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12939 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12941 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12942 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12943 that returns CC_SESWPmode and CC_ZESWPmode.
12944 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12946 (aarch64_rtx_costs): Likewise.
12948 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12950 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12951 for ISA 3.0 min/max support.
12952 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12953 conditional move support.
12954 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12955 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12957 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12958 conditional moves where the comparison type is different from move
12960 (fp_minmax): New code iterator for smin/smax.
12961 (minmax): New code attributes for min/max.
12962 (SMINMAX): Likewise.
12963 (smax<mode>3): Combine min, max insns into one insn using the
12964 fp_minmax code iterator. Add support for ISA 3.0 min/max
12965 instructions that don't need -ffast-math.
12966 (s<minmax><mode>3): Likewise.
12967 (smax<mode>3_vsx): Likewise.
12968 (smin<mode>3): Likewise.
12969 (s<minmax><mode>3_vsx): Likewise.
12970 (smin<mode>3_vsx): Likewise.
12971 (pre-VSX min/max splitters): Likewise.
12972 (s<minmax><mode>3_fpr): Likewise.
12973 (movsfcc): Rewrite floating point conditional moves to combine
12974 SFmode/DFmode into a single insn.
12975 (mov<mode>cc): Likewise.
12976 (movdfcc): Likewise.
12977 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12978 SFDF2 iterators to handle all combinations.
12979 (fseldfsf4): Likewise.
12980 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12981 (fseldfdf4): Likewise.
12982 (fselsfdf4): Likewise.
12983 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12984 comparison instructions that set a 0/-1 mask, and use it for
12985 floating point conditional move via XXSEL.
12986 (fpmask<mode>): Likewise.
12987 (xxsel<mode>): Likewise.
12988 * config/rs6000/predicates.md (min_max_operator): Delete, no
12990 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12991 instructions that generate a 0/-1 mask for use with XXSEL.
12992 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12993 say whether floating point min/max is available, either through
12994 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12995 (TARGET_MINMAX_DF): Likewise.
12997 2016-05-27 Alan Modra <amodra@gmail.com>
12999 PR rtl-optimization/71275
13000 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13001 for update_equiv_regs and combine_and_move_insns.
13003 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13005 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13006 if_then_else or cond RTXes to calculate attribute value.
13007 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13008 <attr "length_immediate>: Ditto.
13009 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13010 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13011 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13012 <attr "type">: Ditto.
13013 <attr "prefix_data16">: Ditto.
13014 <attr "prefix_extra">: Ditto.
13015 <attr "length_immediate">: Ditto.
13016 <attr "prefix">: Ditto.
13017 (vec_set<mode>_0) <attr "isa">: Ditto.
13018 <attr "prefix_extra">: Ditto.
13019 <attr "length_immediate">: Ditto.
13020 <attr "prefix">: Ditto.
13021 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13022 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13023 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13024 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13025 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13026 <attr "length_immediate">: Ditto.
13027 <attr "prefix">: Ditto.
13028 (sse2_movsd) <attr "length_immediate">: Ditto.
13029 <attr "prefix">: Ditto.
13030 (vec_concatv2df) <attr "isa">: Ditto.
13031 <attr "prefix">: Ditto.
13032 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13033 (*vec_extractv2di_1) <attr "isa">: Ditto.
13034 <attr "type">: Ditto.
13035 <attr "length_immediate">: Ditto.
13036 <attr "prefix_rex">: Ditto.
13037 <attr "prefix_extra">: Ditto.
13038 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13039 <attr "prefix_extra">: Ditto.
13040 <attr "length_immediate">: Ditto.
13041 (vec_concatv2di) <attr "isa">: Ditto.
13042 <attr "prefix_extra">: Ditto.
13043 <attr "length_immediate">: Ditto.
13044 <attr "prefix">: Ditto.
13046 2016-05-26 Martin Liska <mliska@suse.cz>
13048 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13050 (operator+): Likewise.
13051 (operator-): Likewise.
13052 (comp_cost::operator+=): Likewise.
13053 (comp_cost::operator-=): Likewise.
13054 (comp_cost::operator/=): Likewise.
13055 (comp_cost::operator*=): Likewise.
13056 (operator<): Likewise.
13057 (operator==): Likewise.
13058 (operator<=): Likewise.
13059 (new_cost): Remove.
13060 (infinite_cost_p): Likewise.
13061 (add_costs): Likewise.
13062 (sub_costs): Likewise.
13063 (compare_costs): Likewise.
13064 (set_group_iv_cost): Use the newly introduced functions.
13065 (get_address_cost): Likewise.
13066 (get_shiftadd_cost): Likewise.
13067 (force_expr_to_var_cost): Likewise.
13068 (split_address_cost): Likewise.
13069 (ptr_difference_cost): Likewise.
13070 (difference_cost): Likewise.
13071 (get_computation_cost_at): Likewise.
13072 (determine_group_iv_cost_generic): Likewise.
13073 (determine_group_iv_cost_address): Likewise.
13074 (determine_group_iv_cost_cond): Likewise.
13075 (autoinc_possible_for_pair): Likewise.
13076 (determine_group_iv_costs): Likewise.
13077 (cheaper_cost_pair): Likewise.
13078 (iv_ca_recount_cost): Likewise.
13079 (iv_ca_set_no_cp): Likewise.
13080 (iv_ca_set_cp): Likewise.
13081 (iv_ca_cost): Likewise.
13082 (iv_ca_new): Likewise.
13083 (iv_ca_dump): Likewise.
13084 (iv_ca_narrow): Likewise.
13085 (iv_ca_prune): Likewise.
13086 (iv_ca_replace): Likewise.
13087 (try_add_cand_for): Likewise.
13088 (try_improve_iv_set): Likewise.
13089 (find_optimal_iv_set): Likewise.
13091 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13093 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13094 that internal functions will clobber all caller-saved registers.
13096 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13098 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13099 Return a better case_values_threshold when optimizing.
13101 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13103 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13104 Add ? to integer variant.
13105 (aarch64_combinez_be): Likewise.
13107 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13109 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13110 instead of x constraint.
13111 (vcvtps2ph256<mask_name>): Likewise.
13113 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13114 alternative. Formatting fix.
13116 * config/i386/sse.md
13117 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13119 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13120 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13121 maybe_evex prefix instead of vex.
13122 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13123 EXT_REX_SSE_REG_P (op0) case in the splitter.
13125 2016-05-25 Jeff Law <law@redhat.com>
13127 PR tree-optimization/71272
13128 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13129 Update comments. Add test for empty path.
13131 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13133 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13134 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13135 special case builtin.
13136 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13137 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13138 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13139 for __builtin_vec_cmpne.
13141 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13143 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13144 redundant test and bail out if the type of the new operand is not
13145 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13147 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13149 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13150 (x_ix86_target_flags_explicit): Remove.
13151 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13152 x_ix86_target_flags_explicit.
13153 (ix86_function_specific_restore): Ditto.
13155 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13156 H.J. Lu <hongjiu.lu@intel.com>
13159 * common/config/i386/i386-common.c
13160 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13161 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13162 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13163 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13164 (-mgeneral-regs-only): Add new option.
13165 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13166 x87 instructions if only general registers are allowed.
13167 (ix86_target_string): Add ix86_flags argument. Handle additional
13168 flags options through ix86_flags argument. Update all callers.
13169 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13171 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13173 PR rtl-optimization/66940
13174 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13175 decrementing desired_val will not overflow before performing these
13178 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13180 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13181 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13182 * config/i386/i386.c (enum ix86_builtins): Add
13183 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13184 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13185 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13186 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13187 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13188 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13189 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13190 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13191 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13192 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13193 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13194 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13195 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13196 __builtin_ia32_cvtps2dq512_mask.
13197 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13198 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13199 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13200 * config/i386/sse.md
13201 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13203 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13204 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13206 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13207 (avx512f_vec_pack_sfix_v8df): New define_expand.
13208 (avx512f_roundpd512): Rename to ...
13209 (avx512f_round<castmode>512): ... this. Change iterator.
13210 (avx512f_roundps512_sfix): New define_expand.
13211 (round<mode>2_sfix): Change iterator.
13213 2016-05-25 Nick Clifton <nickc@redhat.com>
13215 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13216 static interrupt handler is detected.
13217 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13218 default linker script.
13219 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13220 the low part of a symbolic pointer.
13222 2016-05-25 Richard Biener <rguenther@suse.de>
13224 PR tree-optimization/71261
13225 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13226 interesting stmt instead of immediate uses when looking
13227 for the use operand to replace.
13229 2016-05-25 Martin Liska <mliska@suse.cz>
13231 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13233 2016-05-25 Richard Biener <rguenther@suse.de>
13235 PR tree-optimization/71264
13236 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13239 2016-05-25 Martin Liska <mliska@suse.cz>
13241 PR tree-optimization/71239
13242 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13243 if DECL_SIZE is NULL.
13245 2016-05-25 Richard Biener <rguenther@suse.de>
13247 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13248 * tree-if-conv.c (pass_data_if_conversion): Use it.
13250 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13252 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13253 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13254 * varpool.c (varpool_node::get_availability): Likewise.
13256 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13258 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13259 VNEGW/VNEGD instructions.
13260 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13261 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13262 support for ISA 3.0 VNEGW/VNEGD instructions.
13264 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13266 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13267 pointers inside OACC_DATA regions.
13268 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
13269 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
13270 (gimplify_adjust_omp_clauses): Fix typo in comment.
13272 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13274 * config/rs6000/altivec.md (VParity): New mode iterator for vector
13275 parity built-in functions.
13276 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
13278 (p9v_parity<mode>2): Likewise.
13279 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
13281 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
13282 (parity<mode>2): ISA 3.0 expander for vector parity.
13283 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
13285 (BU_P9_64BIT_MISC_0): Likewise.
13286 (BU_P9_MISC_0): Likewise.
13287 (BU_P9V_AV_1): Likewise.
13288 (BU_P9V_AV_2): Likewise.
13289 (BU_P9V_AV_3): Likewise.
13290 (BU_P9V_AV_P): Likewise.
13291 (BU_P9V_VSX_1): Likewise.
13292 (BU_P9V_OVERLOAD_1): Likewise.
13293 (BU_P9V_OVERLOAD_2): Likewise.
13294 (BU_P9V_OVERLOAD_3): Likewise.
13295 (VCTZB): Add vector count trailing zeros support.
13299 (VPRTYBD): Add vector parity support.
13300 (VPRTYBQ): Likewise.
13301 (VPRTYBW): Likewise.
13302 (VCTZ): Add overloaded vector count trailing zeros support.
13303 (VPRTYB): Add overloaded vector parity support.
13304 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13305 overloaded vector count trailing zeros and parity instructions.
13306 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
13307 vector parity support.
13308 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
13309 trailing zeros support.
13310 (vec_cntlz): Likewise.
13311 (vec_vctzb): Likewise.
13312 (vec_vctzd): Likewise.
13313 (vec_vctzh): Likewise.
13314 (vec_vctzw): Likewise.
13315 (vec_vprtyb): Add ISA 3.0 vector parity support.
13316 (vec_vprtybd): Likewise.
13317 (vec_vprtybw): Likewise.
13318 (vec_vprtybq): Likewise.
13319 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13320 the ISA 3.0 vector count trailing zeros and vector parity built-in
13323 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13325 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
13326 when there is stmt_to_insert.
13328 2016-05-24 Martin Sebor <msebor@redhat.com>
13331 * tree.h (complete_or_array_type_p): New inline function.
13333 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13335 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
13336 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
13337 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
13339 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13340 Limit 1st alternative to noavx isa, split 2nd alternative into one
13341 noavx and one avx alternative, use *x and Bm in the former and
13342 x and m in the latter.
13344 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13345 of sse4 for the first alternative, drop %v from the template
13346 and d operand modifier. Split second alternative into one sse4_noavx
13347 and one avx alternative, use *x instead of *v in the former and v
13348 instead of *v in the latter.
13349 (*sse4_1_extractps): Use noavx isa instead of * for the first
13350 alternative, drop %v from the template. Split second alternative into
13351 one noavx and one avx alternative, use *x instead of *v in the
13352 former and v instead of *v in the latter.
13353 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
13354 with noavx and the last one with avx.
13355 (sse4_1_phminposuw): Guard first alternative with noavx isa,
13356 split the second one into one noavx and one avx alternative,
13357 use *x and Bm in the former and x and m in the latter one.
13358 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
13361 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
13362 first two alternatives to noavx, use *x instead of *v in the second
13363 one, add avx alternative without *.
13364 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
13365 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
13366 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
13368 2016-05-24 Jeff Law <law@redhat.com>
13370 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
13371 New function, extracted from...
13372 (fsm_find_control_statement_thread_paths): Here. Use the new function.
13373 Allow simple copies and constant initializations in the SSA chain.
13375 2016-05-24 Marek Polacek <polacek@redhat.com>
13378 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
13381 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13384 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
13385 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
13386 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
13387 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
13388 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
13390 2016-05-24 Richard Biener <rguenther@suse.de>
13392 PR tree-optimization/71240
13393 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
13396 2016-05-24 Richard Biener <rguenther@suse.de>
13398 PR tree-optimization/71230
13399 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
13401 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13403 * tree-vectorizer.h (vectorizable_comparison): Delete.
13404 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13405 PURE_SLP_STMT check.
13406 * tree-vect-stmts.c (vectorizable_call): Likewise.
13407 (vectorizable_simd_clone_call): Likewise.
13408 (vectorizable_conversion): Likewise.
13409 (vectorizable_assignment): Likewise.
13410 (vectorizable_shift): Likewise.
13411 (vectorizable_operation): Likewise.
13412 (vectorizable_load): Likewise.
13413 (vectorizable_condition): Likewise.
13414 (vectorizable_store): Likewise. Assert that we don't have
13416 (vectorizable_comparison): Make static. Remove redundant
13417 PURE_SLP_STMT check.
13418 (vect_transform_stmt): Assert that we always have an slp_node
13421 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13423 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13424 operands[2] against 1 with comparison against CONST1_RTX.
13425 (<shift>di3_neon): Likewise.
13426 * config/arm/predicates.md (const0_operand): Replace with comparison
13427 against CONST0_RTX.
13429 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13431 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13432 operands[2] against 1 with comparison against CONST1_RTX.
13433 (ashrdi3): Likewise.
13434 (lshrdi3): Likewise.
13435 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13437 (ashrsi3): Likewise.
13438 (lshrsi3): Likewise.
13439 (rotrsi3): Likewise.
13440 (define_split above *compareqi_eq0): Likewise.
13441 (define_split above "prologue"): Likewise.
13442 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13443 * config/arm/predicates.md (shift_operator): Likewise.
13444 (shift_nomul_operator): Likewise.
13445 (sat_shift_operator): Likewise.
13446 (thumb1_cmp_operand): Likewise.
13447 (const_neon_scalar_shift_amount_operand): Replace manual range
13448 check with IN_RANGE.
13449 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13450 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13452 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13454 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13455 with HOST_WIDE_INT_1.
13457 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13458 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13459 (arm_canonicalize_comparison): Likewise.
13460 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13462 (thumb1_size_rtx_costs): Likewise.
13463 (vfp_const_double_index): Replace cast of 1 to unsigned
13464 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13465 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13467 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13468 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13469 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13470 HOST_WIDE_INT with HOST_WIDE_INT_1.
13472 2016-05-24 Marek Polacek <polacek@redhat.com>
13474 * tree-cfg.h (should_remove_lhs_p): New predicate.
13475 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13476 * gimplify.c (gimplify_modify_expr): Likewise.
13477 * tree-cfg.c (verify_gimple_call): Likewise.
13478 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13479 * gimple-fold.c: Include "tree-cfg.h".
13480 (gimple_fold_call): Use should_remove_lhs_p.
13482 2016-05-24 Richard Biener <rguenther@suse.de>
13484 PR tree-optimization/71253
13485 * cfganal.h (control_dependences): Make robust against edge
13487 (control_dependences::control_dependences): Remove edge_list argument.
13488 (control_dependences::get_edge): Remove.
13489 (control_dependences::get_edge_src): Add.
13490 (control_dependences::get_edge_dest): Likewise.
13491 (control_dependences::m_el): Make a vector of edge src/dest index.
13492 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13493 (control_dependences::control_dependences): Likewise.
13494 (control_dependences::~control_dependence): Likewise.
13495 (control_dependences::get_edge): Remove.
13496 (control_dependences::get_edge_src): Add.
13497 (control_dependences::get_edge_dest): Likewise.
13498 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13500 (perform_tree_ssa_dce): Adjust.
13501 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13503 (pass_loop_distribution::execute): Adjust. Do loop destroying
13504 conditional on changed.
13506 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13509 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13510 return. Reindent transformation comment and mention the ARM state
13513 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13515 PR middle-end/71252
13516 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13517 after build_and_add_sum creates new use stmt.
13519 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13521 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13522 load_lanes/grouped_load classification comes first. Don't check
13523 whether the vectorization factor is a multiple of the group size
13526 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13528 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13529 GROUP_GAP for single-element interleaving.
13530 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13533 2016-05-24 Richard Biener <rguenther@suse.de>
13535 PR middle-end/70434
13537 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13538 bases which are accessed with non-invariant indices.
13539 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13540 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13542 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13544 PR middle-end/71170
13545 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13546 (add_to_ops_vec): Add stmt_to_insert.
13547 (add_repeat_to_ops_vec): Init stmt_to_insert.
13548 (insert_stmt_before_use): New.
13549 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13551 (get_ops): Init stmt_to_insert.
13552 (maybe_optimize_range_tests): Likewise.
13553 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13554 (rewrite_expr_tree_parallel): Likewise.
13555 (reassociate_bb): Likewise.
13557 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13560 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13561 ISA 3.0 xxperm fusion alternative.
13562 (altivec_vperm_v8hiv16qi): Likewise.
13563 (altivec_vperm_<mode>_uns_internal): Likewise.
13564 (vperm_v8hiv4si): Likewise.
13565 (vperm_v16qiv8hi): Likewise.
13567 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13568 Kelvin Nilsen <kelvin@gcc.gnu.org>
13570 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13571 vpermr/xxpermr on ISA 3.0.
13572 (altivec_expand_vec_perm_le): Likewise.
13573 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13574 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13577 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13579 * config/i386/i386.h (IS_STACK_MODE): Enable for
13580 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13581 SSE_FLOAT_MODE_P macros.
13582 * config/i386/i386.c (ix86_preferred_reload_class): Use
13583 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13584 Cleanup regclass processing for CONST_DOUBLE_P.
13585 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13586 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13587 with IS_STACK_MODE macro.
13588 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13590 (*movdf_internal): Use IS_STACK_MODE macro.
13591 (*movsf_internal): Ditto.
13593 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13595 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13596 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13598 2016-05-23 Jeff Law <law@redhat.com>
13600 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13602 (fsm_find_control_statement_thread_paths): Call it.
13604 2016-05-23 Martin Jambor <mjambor@suse.cz>
13607 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13608 from_global_constant if t is not NULL.
13610 2016-05-23 Marek Polacek <polacek@redhat.com>
13613 * common.opt (Wswitch-unreachable): New option.
13614 * doc/invoke.texi: Document -Wswitch-unreachable.
13615 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13618 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13620 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13621 TMR_INDEX is non-NULL.
13623 2016-05-23 Richard Biener <rguenther@suse.de>
13625 PR tree-optimization/71230
13626 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13627 (try_special_add_to_ops): ... here. Always test for single-use.
13629 2016-05-23 Martin Jambor <mjambor@suse.cz>
13631 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13632 default block if a PHI node in the original one would be resized.
13634 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13636 PR tree-optimization/58135
13637 * tree-vect-slp.c: When group size is not multiple
13638 of vector size, allow splitting of store group at
13641 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13643 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13645 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13647 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13648 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13649 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13652 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13653 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13654 v constraint instead of x and vinserti32x4 insn.
13656 * config/i386/sse.md (i128vldq): New mode iterator.
13657 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13658 avx512dq and avx512vl alternatives.
13660 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13661 constraint, use maybe_evex prefix instead of vex.
13662 (vec_dupv4sf): Use v constraint instead of x for output
13663 operand except for noavx alternative, use Yv constraint
13664 instead of x for input. Use maybe_evex prefix instead of vex.
13665 (*vec_dupv4si): Likewise.
13666 (*vec_dupv2di): Likewise.
13668 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13670 PR middle-end/40921
13671 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13672 (linearize_expr_tree): Call try_special_add_to_ops.
13673 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13675 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13677 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13678 to computed stack_usage.
13680 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13683 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13684 operand is subreg (symbol_ref) then move the symbol ref to register.
13686 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13688 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13690 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13692 PR middle-end/71179
13693 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13696 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13698 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13699 ranges by calling get_single_symbol and tidy up. Look more closely
13700 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13702 2016-05-20 Jeff Law <law@redhat.com>
13704 * bitmap.c (bitmap_find_bit): Remove useless test.
13706 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13708 * function.c (thread_prologue_and_epilogue_insns): Commit the
13709 insertion of the epilogue.
13711 2016-05-20 Martin Jambor <mjambor@suse.cz>
13713 PR tree-optimization/70884
13714 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13715 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13716 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13717 of constant pool data as a reason for scalarization.
13719 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13721 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13722 for naked functions.
13723 (thumb1_expand_prologue): Likewise.
13725 2016-05-20 Nathan Sidwell <nathan@acm.org>
13727 * config/nvptx/nptx.c (nvptx_option_override): Only set
13728 flag_toplevel_reorder, if not explicitly specified. Set
13729 flag_no_common, unless explicitly specified.
13731 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13733 * calls.c (can_implement_as_sibling_call_p): Mark param
13734 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13736 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13738 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13739 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13740 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13742 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13743 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13744 and CASE_CONST_ANY.
13746 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13748 * config/nvptx/nvptx.md (sincossf3): New pattern.
13750 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13752 * calls.c (maybe_complain_about_tail_call): New function.
13753 (initialize_argument_information): Call
13754 maybe_complain_about_tail_call when clearing *may_tailcall.
13755 (can_implement_as_sibling_call_p): Call
13756 maybe_complain_about_tail_call when returning false.
13757 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13758 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13759 if tail-call optimization fails.
13760 * cfgexpand.c (expand_call_stmt): Initialize
13761 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13762 * gimple-pretty-print.c (dump_gimple_call): Dump
13763 gimple_call_must_tail_p.
13764 * gimple.c (gimple_build_call_from_tree): Call
13765 gimple_call_set_must_tail with the value of
13766 CALL_EXPR_MUST_TAIL_CALL.
13767 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13768 (gimple_call_set_must_tail): New function.
13769 (gimple_call_must_tail_p): New function.
13770 * print-tree.c (print_node): Update printing of TREE_STATIC
13771 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13772 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13773 trailing comment listing applicable flags.
13774 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13776 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13778 * calls.c (expand_call): Move "Rest of purposes for tail call
13779 optimizations to fail" to...
13780 (can_implement_as_sibling_call_p): ...this new function, and
13781 split into multiple "if" statements.
13783 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13785 * cfgloop.h (expected_loop_iterations_unbounded,
13786 expected_loop_iterations): Unconstify.
13787 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13788 profile with known upper bound; return 3 when profile is absent.
13789 (expected_loop_iterations): Update.
13791 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13793 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13794 and get_max_loop_iterations_int.
13796 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13798 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13799 realistic upper bounds here.
13801 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13804 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13805 calls if the LHS is variable length or has addressable type.
13806 If targets[0]->decl is a noreturn call with void return type and
13807 zero arguments, adjust fntype and remove lhs in that case.
13809 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13811 PR tree-optimization/71079
13812 PR tree-optimization/71206
13813 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13815 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13817 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13818 (get_vec_alignment_for_array_decl): Likewise.
13819 (get_vec_alignment_for_record_decl): Likewise.
13820 (increase_alignment::execute): Move code to find alignment to
13821 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13822 (type_align_map): New hash_map.
13824 2016-05-20 Richard Guenther <rguenther@suse.de>
13826 PR tree-optimization/29756
13827 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13828 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13829 * fold-const.c (operand_equal_p): Likewise.
13830 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13831 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13832 * tree-inline.c (estimate_operator_cost): Likewise.
13833 * tree-pretty-print.c (dump_generic_node): Likewise.
13834 * tree-ssa-operands.c (get_expr_operands): Likewise.
13835 * cfgexpand.c (expand_debug_expr): Likewise.
13836 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13837 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13838 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13839 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13840 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13841 (execute_update_addresses_taken): Do it.
13843 2016-05-20 Richard Biener <rguenther@suse.de>
13845 PR tree-optimization/71185
13846 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13847 register operations.
13849 2016-05-20 Richard Biener <rguenther@suse.de>
13851 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13852 gimple_seq_add_seq_without_update.
13853 (release_bb_predicate): Assert we have no operands to free.
13854 (if_convertible_loop_p_1): Calculate post dominators later.
13855 Do not free BB predicates here.
13856 (combine_blocks): Do not recompute BB predicates.
13857 (version_loop_for_if_conversion): Save BB predicates around
13860 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13862 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13863 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13864 code. Ignore sibcalls on EDGE_IGNORE edges.
13865 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13866 on edges for sibcalls that run without prologue. The rest of the
13867 function is combined from...
13868 (fix_fake_fallthrough_edge): ... this, and ...
13869 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13870 function argument, make it a local variable.
13872 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13874 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13875 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13876 for 32-bit mode and SEH for 64-bit.
13877 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13878 TARGET_64BIT_DEFAULT.
13880 2016-05-19 Ryan Burn <contact@rnburn.com>
13882 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13883 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13885 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13887 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13888 force pending loads from memory.
13890 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13892 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13893 (UNSPEC_DARN_32): New unspec constant.
13894 (UNSPEC_DARN_RAW): New unspec constant.
13895 (darn_32): New instruction.
13896 (darn_raw): New instruction.
13897 (darn): New instruction.
13898 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13899 support and documentation for this macro.
13900 (BU_P9_MISC_1): New macro definition.
13901 (BU_P9_64BIT_MISC_0): New macro definition.
13902 (BU_P9_MISC_0): New macro definition.
13903 (darn_32): New builtin definition.
13904 (darn_raw): New builtin definition.
13905 (darn): New builtin definition.
13906 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13907 RS6000_BUILTIN_0 directives to surround each occurrence of
13908 #include "rs6000-builtin.def".
13909 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13910 RS6000_BTM_64BIT flags to the returned mask, depending on
13912 (def_builtin): Correct an error in the assignments made to the
13913 debugging variable attr_string.
13914 (rs6000_expand_builtin): Add support for no-operand built-in
13916 (builtin_function_type): Remove fatal_error assertion that is no
13918 (rs6000_common_init_builtins): Add support for no-operand built-in
13920 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13922 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13924 (RS6000_BTM_64BIT): New macro definition.
13925 * doc/extend.texi: Document __builtin_darn (void),
13926 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13929 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13931 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13932 max_loop_iterations_int.
13934 2016-05-19 Marek Polacek <polacek@redhat.com>
13936 PR tree-optimization/71031
13937 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13938 condition and adjust the code a bit.
13940 2016-05-19 Martin Liska <mliska@suse.cz>
13942 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13943 auto_vec instead of vec.
13945 2016-05-19 Martin Liska <mliska@suse.cz>
13947 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13949 2016-05-19 Martin Liska <mliska@suse.cz>
13951 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13953 2016-05-19 Martin Liska <mliska@suse.cz>
13955 * ipa-pure-const.c (set_function_state): Remove an existing
13957 (remove_node_data): Do not free it as it's released
13958 in set_function_state.
13960 2016-05-19 Martin Liska <mliska@suse.cz>
13962 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13965 2016-05-19 Martin Liska <mliska@suse.cz>
13967 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13969 2016-05-19 Martin Liska <mliska@suse.cz>
13971 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13972 an auto_vec instead of re-creating it.
13974 2016-05-19 Martin Liska <mliska@suse.cz>
13976 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13977 auto_vec instead of vec.
13979 2016-05-19 Martin Liska <mliska@suse.cz>
13981 * lto-section-in.c (lto_get_section_data): Call
13982 lto_check_version with additional argument.
13983 * lto-streamer.c (lto_check_version): Add new argument.
13984 * lto-streamer.h (lto_check_version): Likewise.
13986 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13988 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13989 Don't add cost of inner memory when handling sign-extended loads.
13991 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13993 PR rtl-optimization/71148
13994 * cse.c (cse_main): Free dominance info.
13995 (rest_of_handle_cse): Don't free dominance info.
13996 (rest_of_handle_cse2): Likewise.
13997 (rest_of_handle_cse_after_global_opts): Likewise.
13999 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14002 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14003 NULL_TREE early if NEON is not available. Remove now redundant check
14004 in ARM_CHECK_BUILTIN_MODE.
14006 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14009 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14010 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14011 * doc/cpp.texi: Document new macros.
14013 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14015 PR tree-optimization/69848
14016 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14017 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14019 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14021 * function.c (thread_prologue_and_epilogue_insn): Move the
14022 "goto epilogue_done" one block later.
14024 2016-05-19 Richard Biener <rguenther@suse.de>
14026 PR tree-optimization/70729
14027 * passes.def: Move LIM pass before PRE. Remove no longer
14028 required copyprop and move first DCE out of the loop pipeline.
14030 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14033 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14034 (OBJS-libcommon-target): ...here.
14035 * opts-common.c: Include spellcheck.h.
14036 (cmdline_handle_error): Build a vec of valid options and use it
14037 to suggest provide hints for misspelled arguments.
14039 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14042 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14043 lhs if it has TREE_ADDRESSABLE type.
14045 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14048 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14049 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14051 2016-05-18 Martin Jambor <mjambor@suse.cz>
14054 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14055 input for NOP_EXPR pass-through functions.
14056 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14057 aggregate global constant VAR_DECLs in constant jump functions.
14059 2016-05-18 Martin Jambor <mjambor@suse.cz>
14062 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14063 from TREE_READONLY parameters.
14065 2016-05-18 Martin Jambor <mjambor@suse.cz>
14068 * cgraph.h (cgraph_indirect_call_info): New field
14069 guaranteed_unmodified.
14070 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14071 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14073 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14074 pass the parameter value to ipa_find_agg_cst_for_param.
14075 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14076 guaranteed_unmodified, store AA results there instead of bailing out
14078 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14079 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14080 (find_constructor_constant_at_offset): New function.
14081 (ipa_find_agg_cst_from_init): Likewise.
14082 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14083 static initializers of contants, report back through a new paameter
14084 from_global_constant if that was the case.
14085 (try_make_edge_direct_simple_call): Also pass parameter value to
14086 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14088 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14089 (ipa_read_indirect_edge_info): Likewise.
14090 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14091 (ipa_load_from_parm_agg): Likewise.
14093 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14095 PR rtl-optimization/71150
14096 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14099 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14102 * config/rs6000/constraints.md (wE constraint): New constraint
14103 for a vector constant that can be loaded with XXSPLTIB.
14104 (wM constraint): New constraint for a vector constant of a 1's.
14105 (wS constraint): New constraint for a vector constant that can be
14106 loaded with XXSPLTIB and a vector sign extend instruction.
14107 * config/rs6000/predicates.md (xxspltib_constant_split): New
14108 predicates for wE/wS constraints.
14109 (xxspltib_constant_nosplit): Likewise.
14110 (easy_vector_constant): Add support for constants that can be
14111 loaded via XXSPLTIB.
14112 (all_ones_constant): New predicate for vector constant with all
14114 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14115 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14116 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14117 instruction and possibly with a sign extension.
14118 (output_vec_const_move): Add support for XXSPLTIB. If we are
14119 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14120 instead of XXLXOR/XXLORC.
14121 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14123 (rs6000_legitimize_reload_address): Likewise.
14124 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14126 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14127 combine VSX_M and VSX_M2 into one iterator.
14128 (VSX_M2): Likewise.
14129 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14130 (VSINT_842): Likewise.
14131 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14132 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14133 XXSPLTIB instruction.
14134 (xxspltib_<mode>_nosplit): Likewise.
14135 (xxspltib_<mode>_split): New insn to load up constants with
14136 XXSPLTIB and a sign extend instruction.
14137 (vsx_mov<mode>): Replace single move that handled all vector types
14138 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14139 moves (when -mvsx-timode is in effect) into the main vector
14140 moves. Eliminate separate moves for <VSr> <VSa>, where the
14141 preferred register class (<VSr>) is listed first, and the
14142 secondary register class (<VSa>) is listed second with a '?' to
14143 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14144 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14145 that if the register was involved in a slow operation, the
14146 clear/set operation does not wait for the slow operation to
14147 finish. Adjust the length attributes for 32-bit mode. Use
14148 rs6000_output_move_128bit and drop the use of the string
14149 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14150 spacing so that the alternatives and attributes don't generate
14151 long lines, and put things in columns, so that it is easier to
14152 match up the operands and attributes with the insn alternatives.
14153 (vsx_mov<mode>_64bit): Likewise.
14154 (vsx_mov<mode>_32bit): Likewise.
14155 (vsx_movti_64bit): Fold movti into normal vector moves.
14156 (vsx_movti_32bit): Likewise.
14157 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14158 splat instructions.
14159 (vsx_splat_v4si_internal): Likewise.
14160 (vsx_splat_v4sf_internal): Likewise.
14161 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14162 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14163 extend vector elements.
14164 (vsx_sign_extend_hi_<mode>): Likewise.
14165 (vsx_sign_extend_si_v2di): Likewise.
14166 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14168 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14169 constraints. Add trailing period to wL documentation.
14171 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14173 PR middle-end/71020
14174 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14175 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14176 * tree-call-cdce.c: Include tree-dfa.h.
14177 (can_guard_call_p): New function, extracted from...
14178 (can_use_internal_fn): ...here.
14179 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14181 (shrink_wrap_one_built_in_call): Likewise.
14182 (use_internal_fn): Likewise.
14183 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14184 and return void. Call replace_abnormal_ssa_names.
14185 (pass_call_cdce::execute): Check can_guard_call_p during the
14186 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14187 will always change something.
14189 2016-05-18 Martin Jambor <mjambor@suse.cz>
14192 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14193 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14195 2016-05-18 Martin Jambor <mjambor@suse.cz>
14198 * ipa-inline.h (condition): New field size.
14199 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14200 for comaprison and store it into the new condition.
14201 (evaluate_conditions_for_known_args): Use condition size to check
14202 access sizes for all but CHANGED conditions.
14203 (unmodified_parm_1): New parameter size_p, store access size into it.
14204 (unmodified_parm): Likewise.
14205 (unmodified_parm_or_parm_agg_item): Likewise.
14206 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14207 (set_cond_stmt_execution_predicate): Extract access sizes and store
14208 them to conditions.
14209 (set_switch_stmt_execution_predicate): Likewise.
14210 (will_be_nonconstant_expr_predicate): Likewise.
14211 (will_be_nonconstant_predicate): Likewise.
14212 (inline_read_section): Stream condition size.
14213 (inline_write_summary): Likewise.
14215 2016-05-18 Richard Biener <rguenther@suse.de>
14217 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14218 condition cost to PHI cost instead of total_cost.
14220 2016-05-18 Martin Liska <mliska@suse.cz>
14223 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14226 2016-05-18 Richard Biener <rguenther@suse.de>
14228 * lto-streamer.h (LTO_major_version): Bump to 6.
14230 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14232 * function.c (make_split_prologue_seq, make_prologue_seq,
14233 make_epilogue_seq): New functions, factored out from...
14234 (thread_prologue_and_epilogue_insns): Here.
14236 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14238 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14239 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14240 of before. Add a comment.
14242 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14244 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14245 expression pointer, not pointer to the pointer.
14247 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14249 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14250 (avx2_pbroadcast<mode>): Add another alternative with v instead
14251 of x constraints in it, using <pbroadcast_evex_isa> isa.
14252 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14254 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14255 constraint x instead of v in second alternative, add avx512bw
14258 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14259 constraint x instead of v in second alternative, add avx512bw
14262 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14263 constraint x instead of v in second alternative, add avx512bw
14266 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14267 avx512bw alternative.
14269 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14271 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
14272 array to 128 chars.
14273 (define_insn "*andnottf3"): Ditto.
14274 (define_insn "*<code><mode>3"/any_logic): Ditto.
14275 (define_insn "*<code>tf3"/any_logic): Ditto.
14276 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
14277 operand to block AVX-512VL insn variant emit when it is not enabled.
14279 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14281 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14282 constraint fot SF mode.
14284 2016-05-18 Petr Murzin <petr.murzin@intel.com>
14285 Kirill Yukhin <kirill.yukhin@intel.com>
14287 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
14289 (define_insn "rsqrt14<mode>"): Ditto.
14290 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
14291 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
14292 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
14293 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
14294 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
14296 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14297 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
14298 * config/i386/i386.c (ix86_print_operand): Expand check for size
14299 override codes for Intel syntax.
14301 2016-05-18 Richard Biener <rguenther@suse.de>
14303 PR tree-optimization/71168
14304 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
14305 initialization earlier.
14307 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
14309 * config/aarch64/aarch64-simd.md
14310 (aarch64_reduc_plus_internal<mode>): Rename to...
14311 (reduc_plus_scal): ...This, and remove previous implementation.
14313 2016-05-18 Richard Biener <rguenther@suse.de>
14315 * passes.def: Put late dse and cd_dce in canonical order.
14317 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
14319 * ipa-inline-transform.c (preserve_function_body_p): Look for
14320 first non-thunk clone.
14321 (save_function_body): Save into first non-thunk.
14322 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
14324 (lto_output_node): Inline thunks don't need body in every
14326 * lto-streamer-in.c: Do not fixup thunk clones.
14327 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
14329 * tree-inline.c (copy_bb): Be prepared for target node to be new after
14332 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14334 PR middle-end/63586
14335 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
14336 (reassociate_bb): Call transform_add_to_multiply.
14338 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14340 * config/aarch64/aarch64.c (all_extensions): Removed unused
14343 2016-05-17 Nathan Sidwell <nathan@acm.org>
14345 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
14346 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
14348 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
14350 PR tree-optimization/54579
14351 PR middle-end/55299
14352 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
14354 2016-05-17 Marek Polacek <polacek@redhat.com>
14357 * tree-inline.c (expand_call_inline): Call
14358 maybe_remove_unused_call_args.
14360 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
14362 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
14363 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
14364 * doc/md.texi (fmin@var{m}3): Likewise.
14366 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14368 * match.pd (X & C): New transformation.
14370 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14372 * match.pd (~X & Y): New transformation.
14374 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14376 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
14377 information for new SSA_NAME.
14378 (simplify_conversion_using_ranges): Get range through get_range_info
14379 instead of get_value_range.
14381 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14383 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
14384 Remove inline assembly.
14385 (vmvn_s16): Likewise.
14386 (vmvn_s32): Likewise.
14387 (vmvn_u8): Likewise.
14388 (vmvn_u16): Likewise.
14389 (vmvn_u32): Likewise.
14390 (vmvnq_s8): Likewise.
14391 (vmvnq_s16): Likewise.
14392 (vmvnq_s32): Likewise.
14393 (vmvnq_u8): Likewise.
14394 (vmvnq_u16): Likewise.
14395 (vmvnq_u32): Likewise.
14396 (vmvn_p8): Likewise.
14397 (vmvnq_p16): Likewise.
14399 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14401 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14403 (vmul_n_s16): Likewise.
14404 (vmul_n_s32): Likewise.
14405 (vmul_n_u16): Likewise.
14406 (vmul_n_u32): Likewise.
14407 (vmulq_n_f32): Likewise.
14408 (vmulq_n_f64): Likewise.
14409 (vmulq_n_s16): Likewise.
14410 (vmulq_n_s32): Likewise.
14411 (vmulq_n_u16): Likewise.
14412 (vmulq_n_u32): Likewise.
14414 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14416 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14417 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14419 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14421 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14422 to *aarch64_fma4_elt_from_dup<mode>.
14423 (*aarch64_fnma4_elt_to_128df): Rename to
14424 *aarch64_fnma4_elt_from_dup<mode>.
14425 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14426 (vfms_n_f32): Likewise.
14427 (vfms_n_f64): Likewise.
14428 (vfmsq_n_f32): Likewise.
14429 (vfmsq_n_f64): Likewise.
14431 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14433 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14435 2016-05-17 Richard Biener <rguenther@suse.de>
14437 PR tree-optimization/71132
14438 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14439 Only add control dependences for blocks in the loop.
14440 (build_rdg): Adjust.
14441 (generate_code_for_partition): Return whether loop should
14442 be destroyed and delay that.
14443 (distribute_loop): Likewise.
14444 (pass_loop_distribution::execute): Record loops to be destroyed
14445 and perform delayed destroying of loops.
14447 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14450 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14452 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14454 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14456 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14459 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14460 insertion point for instructions generated by validize_mem.
14462 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14464 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14467 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14469 * config/aarch64/aarch64.c
14470 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14471 rather than a macro.
14473 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14475 * doc/invoke.texi (AArch64 Options): Various updates.
14477 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14479 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14480 into instrumentation thunks.
14481 * cif-code.def (CIF_CHKP): New.
14483 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14485 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14487 2016-05-16 Martin Jambor <mjambor@suse.cz>
14489 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14490 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14492 2016-05-16 Marek Polacek <polacek@redhat.com>
14494 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14497 2016-05-16 Martin Jambor <mjambor@suse.cz>
14500 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14501 the outlined kernel function.
14503 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14505 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14506 (ISA_HAS_DLSA): Ditto.
14508 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14510 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14512 2016-05-16 Nathan Sidwell <nathan@acm.org>
14514 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14515 (nvptx_name_replacement): Restore. Add comment.
14516 (write_fn_proto, write_fn_proto_from_insn,
14517 nvptx_output_call_insn): Restore
14518 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14520 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14522 * config/aarch64/aarch64.md
14523 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14524 (add<mode>3_compareC_imm): Likewise.
14525 (<optab>si3_uxtw): Split into register and immediate variants.
14526 (andsi3_compare0_uxtw): Likewise.
14527 (and<mode>3_compare0): Likewise.
14528 (and<mode>3nr_compare0): Likewise.
14529 (stack_protect_test_<mode>): Don't use %x for memory operands.
14531 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14533 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14535 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14537 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14538 Split integer shifts into shift_reg and bfm.
14539 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14540 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14541 (ror<mode>3_insn): Likewise.
14542 (<optab>si3_insn_uxtw): Likewise.
14543 (<optab><mode>3_insn): Change to rotate_imm.
14544 (extr<mode>5_insn_alt): Likewise.
14545 (extrsi5_insn_uxtw): Likewise.
14546 (extrsi5_insn_uxtw_alt): Likewise.
14548 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14550 * doc/tm.texi: Regenerate.
14551 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14552 (TARGET_INVALID_RETURN_TYPE): Remove.
14553 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14554 TARGET_INVALID_RETURN_TYPE.
14555 * target.def (invalid_parameter_type): Remove.
14556 (invalid_return_type): Remove.
14558 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14560 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14561 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14563 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14565 (preserve_function_body_p): No need to preserve function body
14566 * cif-codes.def (CIF_THUNK): Remove.
14567 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14569 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14571 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14573 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14575 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14578 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14580 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14581 (inline_small_functions): Do not look for function symbol when
14584 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14586 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14589 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14590 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14591 Jiong Wang <jiong.wang@arm.com>
14593 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14594 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14595 Define __ARM_FP16_ARGS when appropriate.
14596 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14598 (arm_invalid_return_type): Likewise.
14599 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14600 (TARGET_INVALID_RETURN_TYPE): Remove.
14601 (aapcs_vfp_sub_candidate): Allow HFmode.
14602 (aapcs_vfp_allocate): Add comment. Support HFmode.
14603 (aapcs_vfp_allocate_return_reg): Likewise.
14604 (struct aapcs_cp_arg_layout): Slightly reword comments for
14605 is_return_candidate and allocate_return_reg.
14606 (output_mov_vfp): Update assert.
14607 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14609 (arm_invalid_parameter_type): Remove.
14610 (amr_invalid_return_type): Remove.
14611 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14612 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14613 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14615 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14617 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14618 * config/aarch64/arch64-protos.h
14619 (aarch64_legitimize_reload_address): Remove.
14620 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14623 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14625 * configure.ac: Add ACX_NONCANONICAL_HOST.
14626 * configure: Regenerate.
14627 * Makefile.in: Set host_noncanonical.
14629 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14632 * config/i386/i386.md (*movtf_internal): Before register allocation,
14633 do not allow FP constants for CM_MEDIUM memory model, allow only
14634 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14635 (*movxf_internal): Ditto.
14636 (*movdf_internal): Ditto.
14637 (*movsf_internal): Ditto.
14639 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14641 PR rtl-optimization/67483
14642 * combine.c (make_compound_operation): Don't call extract_left_shift
14643 with negative shift amounts.
14645 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14648 * fold-const.c (fold_checksum_tree): Allow modification
14649 of TYPE_ALIAS_SET during folding.
14651 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14652 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14653 (ix86_split_to_parts): Likewise. Fix up formatting.
14655 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14657 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14658 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14661 2016-05-13 Nathan Sidwell <nathan@acm.org>
14663 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14664 (nvptx_name_replacement): Delete.
14665 (write_fn_proto, write_fn_proto_from_insn,
14666 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14667 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14668 * langhooks.c (add_builtin_funcction_common): Call
14669 targetm.mangle_decl_assembler_name.
14671 * config/nvptx/nvptx.c (write_fn_proto): Handle
14672 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14674 2016-05-13 Martin Liska <mliska@suse.cz>
14676 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14677 and PRIu64 in printf format.
14679 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14681 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14684 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14686 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14687 Change --param max-completely-peeled-times to
14688 --param max-completely-peel-times in dump file printing.
14690 2016-05-13 Richard Biener <rguenther@suse.de>
14692 PR tree-optimization/42587
14693 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14694 (find_bswap_or_nop_1): Likewise.
14695 (bswap_replace): Likewise.
14697 2016-05-13 Martin Liska <mliska@suse.cz>
14699 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14700 Initialize a variable with default value.
14702 2016-05-13 Martin Liska <mliska@suse.cz>
14704 * doc/invoke.texi: Enhance explanation of error recovery
14707 2016-05-13 Martin Liska <mliska@suse.cz>
14709 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14710 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14711 (iv_inv_expr_ent *).
14712 (struct iv_inv_expr_ent): Comment struct fields.
14713 (sort_iv_inv_expr_ent): New function.
14714 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14715 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14716 a hash_map between iv_inv_expr_ent and number of usages.
14717 (niter_for_exit): Fix coding style.
14718 (tree_ssa_iv_optimize_init): Use renamed variable.
14719 (determine_base_object): Fix coding style.
14720 (alloc_iv): Likewise.
14721 (find_interesting_uses_outside): Likewise.
14722 (add_candidate_1): Likewise.
14723 (add_standard_iv_candidates): Likewise.
14724 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14725 (prepare_decl_rtl): Fix coding style.
14726 (get_address_cost): Likewise.
14727 (get_shiftadd_cost): Likewise.
14728 (force_expr_to_var_cost): Likewise.
14729 (compare_aff_trees): Likewise.
14730 (get_expr_id): Restructure the function.
14731 (get_loop_invariant_expr_id): Renamed to
14732 get_loop_invariant_expr.
14733 (get_computation_cost_at): Replace usage of inv_expr_id with
14735 (get_computation_cost): Likewise.
14736 (determine_group_iv_cost_generic): Likewise.
14737 (determine_group_iv_cost_address): Likewise.
14738 (iv_period): Fix coding style.
14739 (iv_elimination_compare_lt): Likewise.
14740 (may_eliminate_iv): Likewise.
14741 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14743 (determine_group_iv_costs): Dump invariant expressions.
14744 (iv_ca_recount_cost): Use the newly added hash_map.
14745 (iv_ca_set_remove_invariants): Fix coding style.
14746 (iv_ca_set_add_invariants): Fix coding style.
14747 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14749 (iv_ca_set_cp): Likewise.
14750 (iv_ca_new): Initialize the newly added hash_map and remove
14751 initialization of fields.
14752 (iv_ca_free): Delete the hash_map.
14753 (iv_ca_dump): Dump invariant expressions.
14754 (iv_ca_extend): Fix coding style.
14755 (try_add_cand_for): Likewise.
14756 (create_new_ivs): Dump information about # of avg iterations and
14757 # of used invariant expressions.
14758 (rewrite_use_compare): Fix coding style.
14759 (free_loop_data): Set default value for max_inv_expr_id.
14761 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14763 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14764 returned value cse_cfg_altered computation.
14765 (rest_of_handle_cse2): Likewise.
14766 (rest_of_handle_cse_after_global_opts): Likewise.
14768 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14771 * config/arm/arm.c (arm32_output_mi_thunk): New.
14772 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14773 to split Thumb1 vs TARGET_32BIT functionality.
14774 (arm_thumb1_mi_thunk): New.
14776 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14778 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14781 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14784 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14786 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14788 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14789 (expand_builtin_trap): Emit a regular call.
14790 (set_builtin_user_assembler_name): Remove obsolete cases.
14791 * dse.c (scan_insn): Adjust.
14792 * except.c: Include calls.h.
14793 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14794 emit a regular call to setjmp.
14795 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14796 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14797 (emit_block_move_via_libcall): Delete.
14798 (block_move_fn): Delete.
14799 (init_block_move_fn): Likewise.
14800 (emit_block_move_libcall_fn): Likewise.
14801 (emit_block_op_via_libcall): New function.
14802 (set_storage_via_libcall): Tidy up and use memset builtin.
14803 (block_clear_fn): Delete.
14804 (init_block_clear_fn): Likewise.
14805 (clear_storage_libcall_fn): Likewise.
14806 (expand_assignment): Call emit_block_move_via_libcall.
14807 Do not include gt-expr.h.
14808 * expr.h (emit_block_op_via_libcall): Declare.
14809 (emit_block_copy_via_libcall): New inline function.
14810 (emit_block_move_via_libcall): Likewise.
14811 (emit_block_comp_via_libcall): Likewise.
14812 (block_clear_fn): Delete.
14813 (init_block_move_fn): Likewise.
14814 (init_block_clear_fn): Likewise.
14815 (emit_block_move_via_libcall): Likewise.
14816 (set_storage_via_libcall): Add default parameter value.
14817 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14818 (abort_libfunc): Delete.
14819 (memcpy_libfunc): Likewise.
14820 (memmove_libfunc): Likewise.
14821 (memcmp_libfunc): Likewise.
14822 (memset_libfunc): Likewise.
14823 (setbits_libfunc): Likewise.
14824 (setjmp_libfunc): Likewise.
14825 (longjmp_libfunc): Likewise.
14826 (profile_function_entry_libfunc): Likewise.
14827 (profile_function_exit_libfunc): Likewise.
14828 (gcov_flush_libfunc): Likewise.
14829 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14830 and DECL_VISIBILITY on the declaration.
14831 (init_optabs): Do not initialize obsolete libfuncs.
14832 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14833 * tree-core.h (ECF_RET1): Define.
14834 (ECF_TM_PURE): Adjust.
14835 (ECF_TM_BUILTIN): Likewise.
14836 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14837 (build_common_builtin_nodes): Initialize abort builtin.
14838 Add ECF_RET1 on memcpy, memmove and memset builtins.
14839 Pass final flags for alloca and alloca_with_align builtins.
14840 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14842 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14843 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14844 set_storage_via_libcall and call emit_block_copy_via_libcall.
14846 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14848 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14849 DImode before it is passed to ix86_output_call_operand.
14850 (*call_value_got_x32): Ditto for operand 1.
14852 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14854 PR rtl-optimization/70904
14855 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14856 reload for wide mode.
14858 2016-05-12 Marek Polacek <polacek@redhat.com>
14861 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14862 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14863 * langhooks.h (incomplete_type_error): Likewise.
14864 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14865 parameter, pass it down to incomplete_type_error.
14866 * tree.h (size_in_bytes): New inline overload.
14867 (size_in_bytes_loc): Renamed from size_in_bytes.
14869 2016-05-12 Richard Biener <rguenther@suse.de>
14871 PR tree-optimization/71059
14872 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14873 nary before looking up or entering the expression into the VN
14875 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14876 Make sure to re-use NARYs without result as inserted by
14879 2016-05-12 Richard Biener <rguenther@suse.de>
14881 PR tree-optimization/71062
14882 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14884 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14885 vars_contains_restrict if the var is a restrict tag.
14886 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14887 do not disambiguate pointers against it.
14888 (dump_points_to_solution): Re-structure and adjust for new
14889 vars_contains_restrict flag.
14890 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14892 2016-05-12 Martin Liska <mliska@suse.cz>
14894 * doc/invoke.texi: Explain connection between
14895 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14897 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14899 PR tree-optimization/71006
14900 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14901 consider COND_EXPR as a mask producer.
14903 2016-05-12 Marek Polacek <polacek@redhat.com>
14906 * opts.c (common_handle_option): Detect missing argument for --help^.
14908 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14911 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14912 when popping the PC and within an interrupt handler routine.
14913 Add missing tab to output of "ldmfd".
14914 (output_return_instruction): Output LDMFD with SP update rather
14915 than POP when returning from interrupt handler.
14917 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14919 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14920 TARGET_64BIT && TARGET_AVX512DQ.
14921 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14922 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14923 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14924 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14925 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14926 (*vec_extractv4si_zext): Add avx512dq alternative.
14927 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14928 use v instead of x constraint in other alternatives where possible.
14930 * config/i386/sse.md (sse2_loadld): Use v instead of x
14931 constraint in alternatives 0,1,4.
14933 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14934 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14935 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14938 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14939 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14940 is not emitted unless TARGET_AVX512BW.
14941 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14942 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14943 for the result operand.
14945 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14946 constraint instead of x in avx alternatives. Use maybe_evex instead
14949 * config/i386/constraints.md (Yv): New constraint.
14950 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14951 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14952 * config/i386/i386.md (avx512fvecmode): New mode attr.
14953 (*pushtf): Use v constraint instead of x.
14954 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14955 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14956 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14957 (*absnegtf2_sse): Likewise.
14958 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14959 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14960 avx512f alternatives.
14961 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14963 2016-05-12 Richard Biener <rguenther@suse.de>
14965 PR tree-optimization/71060
14966 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14967 require exact match of DR_BASE_OBJECT but only matching address and
14970 2016-05-12 Richard Biener <rguenther@suse.de>
14972 PR tree-optimization/70986
14973 * cfganal.c: Include cfgloop.h.
14974 (dfs_find_deadend): Prefer to take edges exiting loops.
14976 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14978 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14979 compile and run time.
14981 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14984 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14986 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14988 * config/i386/i386.c (legitimize_pic_address): Use
14989 copy_to_suggested_reg instead of gen_movsi.
14991 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14993 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14994 the code into quad_address_p and call it to share code with
14995 vsx_quad_dform_memory_operand.
14996 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14998 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14999 bit instead of being a separate word. Split -mpower9-dform into
15000 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15001 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15002 for the register class supporting 128-bit quad word memory offsets.
15003 (mode_supports_vsx_dform_quad): Helper function to return if the
15004 register class uses quad word memory offsets.
15005 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15006 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15007 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15008 instructions are enabled, set up the appropriate addr_masks for
15010 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15011 -mpower9-dform-scalar, instead of -mpower9-dform.
15012 (rs6000_option_override_internal): Split -mpower9-dform into two
15013 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15014 -mpower9-dform switch sets or clears both. If we are not using
15015 the LRA register allocator, do not enable -mpower9-dform-vector by
15016 default. If we are using LRA, enable -mpower9-dform-vector and
15017 -mvsx-timode if it is appropriate. Issue a warning if either
15018 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15020 (quad_address_offset_p): New helper function to return if the
15021 offset is legal for quad word memory instructions.
15022 (quad_address_p): New function to determin if GPR or vector
15023 register quad word memory addresses are legal.
15024 (mem_operand_gpr): Validate quad word address offsets.
15025 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15026 d-form (register + offset) instructions.
15027 (offsettable_ok_by_alignment): Likewise.
15028 (rs6000_legitimate_offset_address_p): Likewise.
15029 (legitimate_lo_sum_address_p): Likewise.
15030 (rs6000_legitimize_address): Likewise.
15031 (rs6000_legitimize_reload_address): Add more debug statements for
15033 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15034 d-form instructions.
15035 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15036 d-form instructions. Distinguish different cases in debug
15037 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15038 d-form instructions.
15039 (rs6000_preferred_reload_class): Likewise.
15040 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15041 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15042 of the ISA 2.06 indexed memory instructions.
15043 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15044 use them to save/restore the saved vector registers instead of
15045 using Altivec instructions.
15046 (rs6000_emit_epilogue): Likewise.
15047 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15048 (rs6000_opt_masks): Split -mpower9-dform into
15049 -mpower9-dform-scalar and -mpower9-dform-vector.
15050 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15052 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15053 ISA 3.0 vector indexed memory instructions, and fold the code into
15054 the normal mov<mode> patterns.
15055 (p9_vecstore_<mode>): Likewise.
15056 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15058 (vsx_movti_64bit): Likewise.
15059 (vsx_movti_32bit): Likewise.
15060 * config/rs6000/constraints.md (wO constraint): New constraint for
15061 ISA 3.0 vector d-form support.
15062 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15063 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15064 include -mpower9-dform-vector until we switch over to LRA.
15065 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15066 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15067 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15068 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15069 for -mpower9-dform and -mlra.
15070 * doc/md.texi (wO constraint): Document wO constraint.
15072 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15074 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15075 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15076 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15077 Move handling of non-insn arguments inline into the sole user:
15078 (output_trans_func): ...here.
15079 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15080 in emitted function prototype.
15081 (output_internal_insn_latency_func): Ditto. Simplify.
15082 (output_internal_maximal_insn_latency_func): Ditto. Delete
15083 always-unused argument.
15084 (output_insn_latency_func): Ditto.
15085 (output_maximal_insn_latency_func): Ditto.
15087 2016-05-11 Richard Biener <rguenther@suse.de>
15089 PR tree-optimization/71055
15090 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15091 sth with precision not equal to access size verify we don't chop
15094 2016-05-11 Richard Biener <rguenther@suse.de>
15097 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15098 (dwarf2out_finish): Move retry_incomplete_types call ...
15099 (dwarf2out_early_finish): ... here.
15101 2016-05-11 Richard Biener <rguenther@suse.de>
15103 PR middle-end/71002
15104 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15105 if the langhook insists on it.
15106 * fold-const.c (make_bit_field_ref): Add arg for the original
15107 reference and preserve its alias-set.
15108 (decode_field_reference): Take exp by reference and adjust it
15109 to the original memory reference.
15110 (optimize_bit_field_compare): Adjust callers.
15111 (fold_truth_andor_1): Likewise.
15112 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15114 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15116 PR middle-end/70807
15117 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15118 * cfgrtl.c (delete_insn_and_edges): Likewise.
15119 * config/i386/i386.c (convert_scalars_to_vector): Remove
15121 * cse.c (cse_insn): Compute cse_cfg_altered.
15122 (delete_trivially_dead_insns): Likewise.
15123 (cse_cc_succs): Likewise.
15124 (rest_of_handle_cse): Free dominance info if required.
15125 (rest_of_handle_cse2): Likewise.
15126 (rest_of_handle_cse_after_global_opts): Likewise.
15128 2016-05-11 Alan Modra <amodra@gmail.com>
15130 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15131 abi_v4_pass_in_fpr): New functions.
15132 (rs6000_function_arg_boundary): Exclude complex IBM long double
15133 from 64-bit alignment when ABI_V4.
15134 (rs6000_function_arg, rs6000_function_arg_advance_1,
15135 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15137 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15139 PR rtl-optimization/71028
15140 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15141 jump with just a return in the fallthrough block if the branch
15142 block contains just a return as well.
15144 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15146 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15147 * match.pd ((X & Y) ^ Y): ... this.
15148 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15149 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15151 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15153 * read-md.c (require_char_ws): New function.
15154 (read_string): Simplify using require_char_ws.
15155 (handle_constants): Likewise.
15156 (handle_enum): Likewise.
15157 (handle_file): Likewise.
15158 * read-md.h (require_char_ws): New declaration.
15159 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15160 (read_mapping): Likewise.
15161 (read_rtx_code): Likewise.
15162 (read_nested_rtx): Likewise.
15164 2016-05-10 James Norris <jnorris@codesourcery.com>
15166 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15167 if offloading is enabled and -fopenacc or -fopenmp is specified.
15168 (CRTOFFLOADEND): Likewise.
15169 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15170 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15172 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15174 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15175 gotoff_operand code paths. Use copy_to_suggested_regs and
15176 expand_simple_binop where appropriate. Cleanup.
15178 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15181 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15183 (dimode_scalar_chain::vector_const_cost): New.
15184 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15185 (dimode_scalar_chain::convert_op): Likewise.
15186 (dimode_scalar_chain::convert_insn): Likewise.
15188 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15190 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15191 unary operation, not a binary one.
15193 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15195 PR middle-end/70877
15196 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15197 calls with type casted fndecl.
15199 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15201 PR tree-optimization/70786
15202 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15203 * calls.c (initialize_argument_information): Bind bounds
15204 with corresponding args passed by reference.
15206 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15209 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15210 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15211 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15214 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15217 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15218 code for a zero scale factor.
15219 (vsx_xvcvdpuxds_scale): Likewise.
15221 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15223 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15224 if show_ruler_p was set on the context.
15225 (layout::show_ruler): New method.
15226 * diagnostic.h (struct diagnostic_context): Add field
15229 2016-05-10 Richard Biener <rguenther@suse.de>
15231 PR tree-optimization/71039
15232 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15233 (chk_uses): New function.
15234 (propagate_with_phi): Verify we can safely replicate the lhs of an
15235 aggregate assignment on all incoming edges.
15237 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15239 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15241 (rx_atomic_sequence): New class.
15242 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15243 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15245 (rx_atomic_sequence::rx_atomic_sequence,
15246 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15247 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15248 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15249 CTRLREG_INTB): New constants.
15250 (FETCHOP): New code iterator.
15251 (fethcop_name, fetchop_name2): New iterator code attributes.
15252 (QIHI): New mode iterator.
15253 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15254 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15255 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15257 2016-05-10 Martin Liska <mliska@suse.cz>
15259 * tree-inline.c (remap_dependence_clique): Do not remap
15260 debugging statements.
15262 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15264 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15265 ("*fixuns_truncdfdi2_z13")
15266 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15267 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
15268 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
15270 2016-05-10 Richard Biener <rguenther@suse.de>
15272 PR tree-optimization/70497
15273 PR tree-optimization/28367
15274 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
15276 (visit_reference_op_load): ... here.
15277 (vn_reference_lookup_3): Use it to handle subreg-like accesses
15278 with simplified BIT_FIELD_REFs.
15279 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
15280 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
15283 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15285 * dwarf2out.c (add_abstract_origin_attribute): Adjust
15286 documentation comment. For BLOCK nodes, add a
15287 DW_AT_abstract_origin attribute that points to the DIE generated
15288 for the origin BLOCK.
15289 (gen_lexical_block_die): Call add_abstract_origin_attribute for
15290 blocks from inlined functions.
15292 2016-05-10 Alan Modra <amodra@gmail.com>
15295 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
15296 regrename modifying insns saving lr before __morestack call.
15297 * config/rs6000/rs6000.md (split_stack_return): Similarly for
15298 insns restoring lr after __morestack call.
15300 2016-05-09 Jakub Jelinek <jakub@redhat.com>
15302 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
15303 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
15305 * config/i386/sse.md (vec_interleave_high<mode>,
15306 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
15307 <avx512>_vpermt2var<mode>3_maskz): Likewise.
15309 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15311 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
15312 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
15313 parallel reassociation for power8 and forward.
15315 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
15317 * config/i386/i386.md (absneg splitters with general regs): Use
15318 general_reg_operand predicate.
15319 (btsq peephole2): Use x86_64_immediate_operand to check if new
15320 value is suitable for immediate operand. Generate emitted insn
15321 using RTL expressions.
15322 (btcq peephole2): Ditto.
15323 (btrq peephole2): Ditto. Generate correct immediate operand
15326 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15328 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
15331 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15333 * tree-affine.c (wide_int_constant_multiple_p): Add missing
15334 pointer dereference.
15336 2016-05-09 Richard Biener <rguenther@suse.de>
15338 PR tree-optimization/70985
15339 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
15340 op0 isn't a gimple register.
15342 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
15344 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
15345 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
15346 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
15347 (i6400_fpu_mult): New cpu units.
15348 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
15349 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
15350 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
15351 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
15352 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
15353 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
15354 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
15355 (i6400_msa_long_float4, i6400_msa_long_float5)
15356 (i6400_msa_long_float8, i6400_msa_fdiv_df)
15357 (i6400_msa_fdiv_sf): New reservations.
15358 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
15359 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
15360 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
15361 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
15362 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
15363 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
15364 (msa_short_cmp, msa_short_float2, msa_short_logic3)
15365 (msa_short_store4, msa_long_load, msa_short_store)
15366 (msa_long_logic, msa_long_float2, msa_long_float4)
15367 (msa_long_float5, msa_long_float8, msa_long_mult)
15368 (msa_long_fdiv, msa_long_div): New reservations.
15370 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
15371 Sameera Deshpande <sameera.deshpande@imgtec.com>
15372 Matthew Fortune <matthew.fortune@imgtec.com>
15373 Graham Stott <graham.stott@imgtec.com>
15374 Chao-ying Fu <chao-ying.fu@imgtec.com>
15376 * config.gcc: Add MSA header file for mips*-*-* target.
15377 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
15378 (Ubv8i, Urv8): New constraints.
15379 * config/mips/mips-ftypes.def: Add function types for MSA
15381 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
15382 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
15383 * config/mips/mips-msa.md: New file.
15384 * config/mips/mips-protos.h
15385 (mips_split_128bit_const_insns): New prototype.
15386 (mips_msa_idiv_insns): Likewise.
15387 (mips_split_128bit_move): Likewise.
15388 (mips_split_128bit_move_p): Likewise.
15389 (mips_split_msa_copy_d): Likewise.
15390 (mips_split_msa_insert_d): Likewise.
15391 (mips_split_msa_fill_d): Likewise.
15392 (mips_expand_msa_branch): Likewise.
15393 (mips_const_vector_same_val_p): Likewise.
15394 (mips_const_vector_same_bytes_p): Likewise.
15395 (mips_const_vector_same_int_p): Likewise.
15396 (mips_const_vector_shuffle_set_p): Likewise.
15397 (mips_const_vector_bitimm_set_p): Likewise.
15398 (mips_const_vector_bitimm_clr_p): Likewise.
15399 (mips_msa_vec_parallel_const_half): Likewise.
15400 (mips_msa_output_division): Likewise.
15401 (mips_ldst_scaled_shift): Likewise.
15402 (mips_expand_vec_cond_expr): Likewise.
15403 * config/mips/mips.c (enum mips_builtin_type): Add
15404 MIPS_BUILTIN_MSA_TEST_BRANCH.
15405 (mips_gen_const_int_vector_shuffle): New prototype.
15406 (mips_const_vector_bitimm_set_p): New function.
15407 (mips_const_vector_bitimm_clr_p): Likewise.
15408 (mips_const_vector_same_val_p): Likewise.
15409 (mips_const_vector_same_bytes_p): Likewise.
15410 (mips_const_vector_same_int_p): Likewise.
15411 (mips_const_vector_shuffle_set_p): Likewise.
15412 (mips_symbol_insns): Forbid loading symbols via immediate for
15414 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15416 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15418 (mips_lx_address_p): Add support load indexed address for MSA.
15419 (mips_address_insns): Add calculation of instructions needed for
15420 stores and loads for MSA.
15421 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15422 CONST_VECTOR for MSA and let it fall through.
15423 (mips_ldst_scaled_shift): New function.
15424 (mips_subword_at_byte): Likewise.
15425 (mips_msa_idiv_insns): Likewise.
15426 (mips_legitimize_move): Validate MSA moves.
15427 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15428 calculation of costs for MSA division.
15429 (mips_split_move_p): Check if MSA moves need splitting.
15430 (mips_split_move): Split MSA moves if necessary.
15431 (mips_split_128bit_move_p): New function.
15432 (mips_split_128bit_move): Likewise.
15433 (mips_split_msa_copy_d): Likewise.
15434 (mips_split_msa_insert_d): Likewise.
15435 (mips_split_msa_fill_d): Likewise.
15436 (mips_output_move): Handle MSA moves.
15437 (mips_expand_msa_branch): New function.
15438 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15439 Reinstate 'y' modifier.
15440 (mips_file_start): Add MSA .gnu_attribute.
15441 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15443 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15444 (mips_class_max_nregs): Add register size for MSA supported mode.
15445 (mips_cannot_change_mode_class): Allow conversion between MSA
15446 vector modes and TImode.
15447 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15449 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15450 (mips_preferred_simd_mode): Add preffered modes for MSA.
15451 (mips_vector_mode_supported_p): Add MSA supported modes.
15452 (mips_autovectorize_vector_sizes): New function.
15453 (mips_msa_output_division): Likewise.
15454 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15455 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15456 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15457 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15458 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15459 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15460 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15461 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15462 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15463 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15464 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15465 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15466 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15467 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15468 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15469 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15470 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15471 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15472 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15473 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15474 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15475 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15476 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15477 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15478 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15479 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15480 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15481 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15482 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15483 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15484 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15485 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15486 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15487 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15488 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15489 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15490 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15491 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15492 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15493 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15494 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15495 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15496 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15497 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15498 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15499 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15500 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15501 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15502 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15503 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15504 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15505 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15506 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15507 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15508 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15509 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15510 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15511 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15512 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15513 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15514 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15515 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15516 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15517 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15518 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15519 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15520 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15521 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15522 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15523 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15524 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15525 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15526 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15527 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15528 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15529 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15530 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15531 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15532 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15533 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15534 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15535 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15536 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15537 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15538 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15539 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15540 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15541 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15542 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15543 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15544 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15545 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15546 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15547 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15548 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15549 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15550 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15551 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15552 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15553 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15554 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15555 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15556 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15557 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15558 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15559 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15560 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15561 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15562 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15563 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15564 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15565 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15566 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15567 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15568 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15569 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15570 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15571 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15572 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15573 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15574 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15575 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15576 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15577 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15578 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15579 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15580 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15581 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15582 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15583 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15584 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15585 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15586 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15587 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15588 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15589 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15590 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15591 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15592 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15593 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15594 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15595 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15596 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15597 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15598 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15599 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15600 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15601 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15602 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15603 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15604 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15606 (mips_get_builtin_decl_index): New array.
15607 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15608 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15609 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15610 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15611 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15613 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15615 (mips_expand_builtin_insn): Prepare operands for
15616 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15617 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15618 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15619 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15620 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15621 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15622 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15623 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15624 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15625 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15626 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15627 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15628 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15629 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15630 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15631 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15632 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15633 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15634 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15635 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15636 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15637 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15638 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15639 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15640 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15641 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15642 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15643 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15644 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15645 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15646 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15647 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15648 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15649 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15650 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15651 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15652 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15653 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15654 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15655 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15656 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15657 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15658 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15659 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15660 These are set implicitly and an error is reported if overridden.
15661 (mips_expand_builtin_msa_test_branch): New function.
15662 (mips_expand_msa_shuffle): Likewise.
15663 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15664 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15665 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15666 (mips_expand_vec_unpack): Add support for MSA.
15667 (mips_expand_vector_init): Likewise.
15668 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15669 instead of const0_rtx.
15670 (mips_msa_vec_parallel_const_half): New function.
15671 (mips_gen_const_int_vector): Likewise.
15672 (mips_gen_const_int_vector_shuffle): Likewise.
15673 (mips_expand_msa_cmp): Likewise.
15674 (mips_expand_vec_cond_expr): Likewise.
15675 * config/mips/mips.h
15676 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15677 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15679 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15680 (ISA_HAS_MSA): New macro.
15681 (UNITS_PER_MSA_REG): Likewise.
15682 (BITS_PER_MSA_REG): Likewise.
15683 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15684 (MSA_REG_FIRST): New macro.
15685 (MSA_REG_LAST): Likewise.
15686 (MSA_REG_NUM): Likewise.
15687 (MSA_REG_P): Likewise.
15688 (MSA_REG_RTX_P): Likewise.
15689 (MSA_SUPPORTED_MODE_P): Likewise.
15690 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15691 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15692 * config/mips/mips.md: Include mips-msa.md.
15693 (alu_type): Add simd_add.
15694 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15695 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15696 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15697 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15698 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15699 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15700 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15701 simd_move, simd_load, simd_store. Choose "multi" for moves
15703 (qword_mode): New attribute.
15704 (insn_count): Add instruction count for quad moves.
15705 Increase the count for MIPS SIMD division.
15706 (UNITMODE): Add UNITMODEs for vector types.
15707 (addsub): New code iterator.
15708 * config/mips/mips.opt (mmsa): New option.
15709 * config/mips/msa.h: New file.
15710 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15712 * config/mips/mti-linux.h: Likewise.
15713 * config/mips/predicates.md
15714 (const_msa_branch_operand): New constraint.
15715 (const_uimm3_operand): Likewise.
15716 (const_uimm4_operand): Likewise.
15717 (const_uimm5_operand): Likewise.
15718 (const_uimm8_operand): Likewise.
15719 (const_imm5_operand): Likewise.
15720 (aq10b_operand): Likewise.
15721 (aq10h_operand): Likewise.
15722 (aq10w_operand): Likewise.
15723 (aq10d_operand): Likewise.
15724 (const_m1_operand): Likewise.
15725 (reg_or_m1_operand): Likewise.
15726 (const_exp_2_operand): Likewise.
15727 (const_exp_4_operand): Likewise.
15728 (const_exp_8_operand): Likewise.
15729 (const_exp_16_operand): Likewise.
15730 (const_vector_same_val_operand): Likewise.
15731 (const_vector_same_simm5_operand): Likewise.
15732 (const_vector_same_uimm5_operand): Likewise.
15733 (const_vector_same_uimm6_operand): Likewise.
15734 (const_vector_same_uimm8_operand): Likewise.
15735 (par_const_vector_shf_set_operand): Likewise.
15736 (reg_or_vector_same_val_operand): Likewise.
15737 (reg_or_vector_same_simm5_operand): Likewise.
15738 (reg_or_vector_same_uimm6_operand): Likewise.
15739 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15741 * doc/invoke.texi (-mmsa): Document new option.
15743 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15745 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15746 * configure: Regenerate.
15747 * config.in: Regenerate.
15748 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15749 on -fvtable-verify.
15750 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15751 (ENDFILE_VTV_SPEC): Define.
15753 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15755 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15756 registers in all interrupt handlers if necessary.
15757 (rl78_option_override): Add warning.
15758 (MUST_SAVE_MDUC_REGISTERS): New macro.
15759 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15760 * config/rl78/rl78.c (check_mduc_usage): New function.
15761 (mduc_regs): New structure to hold MDUC register data.
15762 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15763 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15764 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15765 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15766 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15767 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15769 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15771 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15772 (tree-ssa-loop-niter.h): Ditto.
15773 (idx_within_array_bound, ref_within_array_bound): New functions.
15774 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15775 Factor out check on writable base object to ...
15776 (base_object_writable): ... here.
15778 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15780 * config/arm/arm.md (probe_stack): Add modes to set source
15783 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15785 * regrename.c (base_reg_class_for_rename): New static function.
15786 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15788 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15790 * cgraph.c (thunk_adjust): Export.
15791 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15792 * cgraphunit.c (thunk_adjust): Export.
15793 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15795 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15797 * tree-inline.c (expand_call_inline): Expand thunks inline.
15799 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15802 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15803 (*sse2_vd_cvtss2sd): Ditto.
15804 * config/i386/i386.md
15805 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15806 Generate *sse2_vd_cvtsd2ss pattern.
15807 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15808 Generate *sse2_vd_cvtss2sd pattern.
15810 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15812 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15813 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15816 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15818 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15819 * config/sh/sh.c: Define and declare variables on first use throughout
15821 (current_function_interrupt): Change to bool type.
15822 (frame_insn): Rename to emit_frame_insn and update users.
15823 (push_regs): Use bool for 'interrupt_handler' argument.
15824 (save_schedule_s): Remove.
15825 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15826 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15827 targetm.asm_out.unaligned_op.di.
15828 (gen_far_branch): Remove redundant forward declaration.
15829 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15830 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15831 (sh_set_return_address, sh_function_ok_for_sibcall,
15832 scavenge_reg): Update comments.
15833 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15834 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15835 (sh_attr_renesas_p): Remove unnecessary parentheses.
15836 (branch_dest): Simplify.
15837 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15838 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15839 (CUMULATIVE_ARGS): Change macro to typedef.
15840 (current_function_interrupt): Change to bool type.
15841 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15842 Surround with __cplusplus ifdef.
15843 (sh_compare_op0, sh_compare_op1): Remove.
15844 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15846 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15848 * config/arm/arm.md: (arch): Add neon.
15849 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15850 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15851 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15852 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15853 attributes for alt renumbering. Mark alt 3 as non-predicable.
15854 (thumb2_movdf_vfp): Likewise.
15856 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15858 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15859 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15860 (*andqi_1): Add preferred_for_speed attribute to disparage
15861 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15862 (*<code>qi_1): Ditto.
15863 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15864 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15865 (*ashlqi3_1): Ditto.
15866 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15867 Add preferred_for_size attribute to disparage alternative 0 and
15868 preferred_for_speed attribute to disparage alternative 1 for
15869 TARGET_PARTIAL_REG_STALL targets.
15871 2016-05-07 Tom de Vries <tom@codesourcery.com>
15873 PR tree-optimization/70956
15874 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15877 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15879 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15880 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15881 * config/sh/sh.md (branch_zero): Remove define_attr.
15882 (define_delay): Disable delay slot if branch distance is one insn.
15884 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15886 * config/i386/i386.md (LEAMODE): New mode attribute.
15887 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15888 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15889 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15890 operand 2 predicate.
15891 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15892 (*lea<mode>_general_3): Ditto.
15893 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15895 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15897 * genmddump.c (main): Convert argv from char ** to const char **.
15899 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15901 * coretypes.h (OVERRIDE): New macro.
15902 (FINAL): New macro.
15904 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15906 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15907 allow coalescing if the types are compatible.
15909 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15911 * pass_manager.h (pass_manager::register_pass_name): New method.
15912 (pass_manager::get_pass_by_name): New method.
15913 (pass_manager::create_pass_tab): New method.
15914 (pass_manager::m_name_to_pass_map): New field.
15915 * passes.c (name_to_pass_map): Delete global in favor of field
15916 "m_name_to_pass_map" of pass_manager.
15917 (register_pass_name): Rename from a function to...
15918 (pass_manager::register_pass_name): ...this method, updating
15919 for renaming of global "name_to_pass_map" to field
15920 "m_name_to_pass_map".
15921 (create_pass_tab): Rename from a function to...
15922 (pass_manager::create_pass_tab): ...this method, updating
15923 for renaming of global "name_to_pass_map" to field.
15924 (get_pass_by_name): Rename from a function to...
15925 (pass_manager::get_pass_by_name): ...this method.
15926 (enable_disable_pass): Convert use of get_pass_by_name to
15927 a method call, locating the pass_manager singleton.
15929 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15931 * genattr-common.c (main): Convert argv from char ** to const char **.
15932 * genattr.c (main): Likewise.
15933 * genattrtab.c (main): Likewise.
15934 * genautomata.c (initiate_automaton_gen): Likewise.
15936 * gencodes.c (main): Likewise.
15937 * genconditions.c (main): Likewise.
15938 * genconfig.c (main): Likewise.
15939 * genconstants.c (main): Likewise.
15940 * genemit.c (main): Likewise.
15941 * genenums.c (main): Likewise.
15942 * genextract.c (main): Likewise.
15943 * genflags.c (main): Likewise.
15944 * genmddeps.c (main): Likewise.
15945 * genopinit.c (main): Likewise.
15946 * genoutput.c (main): Likewise.
15947 * genpeep.c (main): Likewise.
15948 * genpreds.c (main): Likewise.
15949 * genrecog.c (main): Likewise.
15950 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15951 (init_rtx_reader_args): Likewise.
15952 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15953 (init_rtx_reader_args): Likewise.
15954 * gentarget-def.c (main): Likewise.
15955 * read-md.c (read_md_files): Likewise.
15956 * read-md.h (read_md_files): Likewise.
15958 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15960 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15961 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15962 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15963 Remove unused predicate.
15964 (register_and_not_fp_reg_operand): Ditto.
15966 2016-05-06 Martin Liska <mliska@suse.cz>
15968 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15969 instead of vec as the vector is local to the function.
15971 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15973 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15974 avx512bw alternative.
15976 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15977 before the ashr<mode>3 pattern.
15979 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15980 v instead of x in vex or maybe_vex alternatives, use
15981 maybe_evex instead of vex in prefix.
15983 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15984 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15985 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15986 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15989 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15990 v instead of x in vex or maybe_vex alternatives, use
15991 maybe_evex instead of vex in prefix.
15993 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15994 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15995 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15996 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15997 alternatives, use maybe_evex instead of vex in prefix.
15999 * config/i386/sse.md (vec_interleave_lowv4sf,
16000 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16001 v instead of x in vex or maybe_vex alternatives, use
16002 maybe_evex instead of vex in prefix.
16004 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16005 v instead of x in vex or maybe_vex alternatives, use
16006 maybe_evex instead of vex in prefix.
16008 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16009 v constraint instead of x.
16011 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16013 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16014 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16017 2016-05-06 Richard Biener <rguenther@suse.de>
16019 PR tree-optimization/70948
16020 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16021 Properly clobber all fields of va_list for __builtin_va_start.
16023 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16026 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16027 loop latch destination.
16029 2016-05-06 Martin Liska <mliska@suse.cz>
16031 * tree-ssa-uninit.c: Apply manual changes
16032 to the GNU coding style.
16033 (prune_uninit_phi_opnds): Rename from
16034 prune_uninit_phi_opnds_in_unrealizable_paths.
16036 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16038 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16039 mspace): Remove deprecated options.
16040 * doc/invoke.texi (SH options): Remove -mspace.
16042 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16044 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16046 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16048 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16049 corresponding combine split pattern.
16051 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16054 * config/sh/predicates.md (long_displacement_mem_operand): New.
16055 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16056 Add movi20, movi20s alternatives. Adjust length attribute for
16058 (movsi_ie): Allow for any FPU. Adjust length attribute for
16060 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16061 attribute for alternatives.
16062 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16063 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16064 length attribute for alternatives.
16066 2016-05-06 Richard Biener <rguenther@suse.de>
16068 PR tree-optimization/70960
16069 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16071 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16074 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16075 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16077 2016-05-06 Marek Polacek <polacek@redhat.com>
16080 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16082 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16085 * config/sh/sh.md (*rotcr): Add another variant.
16087 2016-05-06 Richard Biener <rguenther@suse.de>
16089 PR middle-end/70931
16090 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16092 2016-05-06 Richard Biener <rguenther@suse.de>
16094 PR middle-end/70941
16095 * fold-const.c (split_tree): Always convert to the original type
16098 2016-05-06 Richard Biener <rguenther@suse.de>
16100 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16101 (fwprop_addr): Likewise.
16103 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16106 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16108 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16109 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16110 the splitter condition.
16111 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16112 the splitter condition.
16113 (FP float_extend load splitter): Ditto.
16115 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16117 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16118 to REGNO in all peephole2 patterns.
16119 (post-reload splitters): Change true_regnum to REGNO in
16120 post-reload splitters.
16121 (zero_extend splitters): Use general_reg_operand and
16122 nonimmediate_gr_operand predicates.
16124 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16126 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16127 v constraint instead of x.
16129 2016-05-05 Alan Modra <amodra@gmail.com>
16132 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16133 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16134 TARGET_NO_FP_IN_TOC for -mrelocatable.
16135 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16136 TARGET_RELOCATABLE test.
16137 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16138 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16139 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16140 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16141 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16142 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16143 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16144 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16145 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16146 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16148 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16149 (rs6000_stack_info): Likewise.
16150 (rs6000_elf_asm_out_constructor): Likewise.
16151 (rs6000_elf_asm_out_destructor): Likewise.
16152 (rs6000_elf_declare_function_name): Likewise.
16153 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16154 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16157 2016-05-05 Alan Modra <amodra@gmail.com>
16159 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16161 2016-05-05 Alan Modra <amodra@gmail.com>
16163 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16164 out-of-line gpr restore for one or two regs if that would add
16167 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16170 * config/i386/i386.md
16171 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16172 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16173 as operand 0 predicate.
16174 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16176 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16177 Ditto. Emit the pattern using RTX.
16179 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16180 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16181 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16182 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16184 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16185 sse_reg_operand as operand 0 predicate.
16187 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16188 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16189 instead of gen_rtx_REG.
16190 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16193 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16195 * function.c (emit_use_return_register_into_block): Delete.
16196 (gen_return_pattern): Delete.
16197 (emit_return_into_block): Delete.
16198 (active_insn_between): Delete.
16199 (convert_jumps_to_returns): Delete.
16200 (emit_return_for_exit): Delete.
16201 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16202 simple_return for shrink-wrapped blocks.
16203 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16204 end of blocks that need one.
16205 (get_unconverted_simple_return): Delete.
16206 (convert_to_simple_return): Delete.
16207 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16208 (convert_to_simple_return): Ditto.
16210 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16212 * cfgcleanup.c (bb_is_just_return): New function.
16213 (try_optimize_cfg): Simplify jumps to return, branches to return,
16214 and branches around return.
16216 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16218 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16219 branch to a return.
16221 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16225 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16226 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16227 assert flags & OEP_HASH_CHECK, instead of asserting it
16228 never happens. Handle TARGET_EXPR.
16229 * fold-const.c (operand_equal_p): For hash verification,
16230 or in OEP_HASH_CHECK into flags.
16232 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16234 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16236 (compute_samebase_partition_bases): Fix typo.
16238 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16240 * config/i386/sse.md (vec_interleave_highv8sf,
16241 vec_interleave_lowv8sf, vec_interleave_highv4df,
16242 vec_interleave_lowv4df): Remove constraints from expanders.
16244 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16246 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16248 * tree-inline.c (expand_call_inline): Fix path dealing with
16249 making lhs of call statement undefined.
16251 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16253 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16254 Check availability on NODE, too.
16255 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16256 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16257 (varpool_node::call_for_symbol_and_aliase): Likewise.
16258 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16259 (propagate_pure_const): Propagate across interposable functions, too.
16260 (skip_function_for_local_pure_const): Do not skip interposable bodies
16262 (pass_local_pure_const::execute): Update.
16264 2016-05-04 Marek Polacek <polacek@redhat.com>
16266 * doc/invoke.texi: Document -Wdangling-else.
16268 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16270 * config.gcc: Error out when conflicting multilib is detected. Do not
16271 loop over multilibs since no combination is legal.
16273 2016-05-04 Alan Modra <amodra@gmail.com>
16275 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
16276 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
16277 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16280 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
16282 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
16283 Clean up p5600 comments.
16285 2016-05-04 Richard Biener <rguenther@suse.de>
16287 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
16288 constructor simplifications.
16289 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
16291 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
16293 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
16294 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
16295 result.set_rtx is null instead of aborting.
16296 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
16298 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
16299 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
16300 *mov<mode>_store_postinc): New patterns.
16302 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
16304 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
16305 as commutative. Check both conversions are NOP.
16306 ((A & B) OP (C & B)): Remove.
16308 2016-05-04 Alan Modra <amodra@gmail.com>
16310 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
16312 2016-05-04 Alan Modra <amodra@gmail.com>
16315 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
16316 when cr2,3,4 are all fixed regs.
16318 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
16320 PR rtl-optimization/57193
16321 * opts.c (default_options_table): Revert OPT_frename_registers change.
16322 * doc/invoke.texi (-frename-registers, -O2): Likewise.
16324 2016-05-03 Martin Sebor <msebor@redhat.com>
16327 * builtins.c (fold_builtin_FILE): New function.
16328 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
16329 (fold_builtin_0): Call them.
16330 * gimplify.c (gimplify_call_expr): Remove the handling of
16331 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
16334 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
16335 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
16339 * doc/extend.texi (Function Names as Strings): Update __func__,
16340 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
16343 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16344 Richard Biener <rguenther@suse.de>
16346 PR tree-optimization/70916
16347 * tree-if-conv.c: Include cfganal.h.
16348 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
16349 and remove_fake_exit_edges around the optimization pass.
16351 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
16353 * cgraph.c (symbol_table::create_edge): Set inline_failed.
16354 (cgraph_edge::make_direct): Likewise.
16355 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
16356 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
16357 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
16358 (CIF_THUNK): New code.
16359 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
16360 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
16361 (compute_inline_parameters): Set inline_failed for thunks.
16362 (inline_analyze_function): Cleanup.
16363 * ipa-inline.c (can_inline_edge_p): Do not deal with
16364 call_stmt_cannot_inline_p.
16365 (can_early_inline_edge_p): Likewise.
16366 (early_inliner): Initialize inline_failed.
16367 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
16369 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
16371 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
16372 from nonimm_ssenomem_operand.
16373 (nonimm_ssenomem_operand): New predicate.
16374 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
16375 as operand 0 predicate.
16376 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
16377 Disable unsupported alternatives using "enabled" attribute.
16378 Use register_ssemem_operand as operand 0 predicate.
16379 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
16381 2016-05-03 Marek Polacek <polacek@redhat.com>
16384 * input.c (expansion_point_location): New function.
16385 * input.h (expansion_point_location): Declare.
16387 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
16389 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
16390 occurence with frame_offset_ ones.
16392 2016-05-03 Alan Modra <amodra@gmail.com>
16394 PR rtl-optimization/70890
16395 * ira.c (combine_and_move_insns): When moving def_insn, remove
16396 equivs on use_insn.
16398 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
16400 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
16401 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16402 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16403 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16405 2016-05-03 Alan Modra <amodra@gmail.com>
16407 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16408 for SAVE_MULTIPLE/STORE_MULTIPLE.
16410 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16412 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16413 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16415 2016-05-03 Richard Biener <rguenther@suse.de>
16417 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16419 (gimplify_arg): Likewise.
16420 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16421 re-writing the result to a decl if required.
16422 (internal_get_tmp_var): Add allow_ssa parameter
16423 and override into_ssa with it.
16424 (get_formal_tmp_var): Adjust.
16425 (get_initialized_tmp_var): Add allow_ssa parameter.
16426 (gimplify_arg): Add allow_ssa parameter and avoid generating
16427 SSA names for the result false.
16428 (gimplify_call_expr): If the call may return twice do not
16429 gimplify parameters into SSA.
16430 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16431 (gimplify_modify_expr): Adjust assert. For noreturn calls
16432 with a SSA name LHS adjust its def.
16433 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16434 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16435 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16436 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16437 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16438 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16439 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16440 (optimize_target_teams): Do not allow SSA names for clause operands.
16441 (gimplify_expr): Likewise for where we mark the result addressable.
16442 * passes.def (pass_init_datastructures): Remove.
16443 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16444 (rewrite_stmt): Likewise.
16445 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16446 (replace_locals_op): Replace SSA names.
16447 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16448 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16449 * cgraph.c (release_function_body): Free CFG annotations only
16450 when we have a CFG. Simplify.
16451 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16452 force_gimple_operand instead of get_initialized_tmp_var.
16453 * tree-pass.h (make_pass_init_datastructures): Remove.
16454 * tree-ssa.c (execute_init_datastructures): Remove.
16455 (pass_data_init_datastructures): Likewise.
16456 (class pass_init_datastructures): Likewise.
16457 (make_pass_init_datastructures): Likewise.
16458 * omp-low.c (create_omp_child_function): Init SSA data structures.
16459 (grid_expand_target_grid_body): Likewise.
16460 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16461 name before adding it to names_to_release.
16462 (remove_bb): Always release SSA defs.
16463 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16464 before dereferencing it.
16465 * cgraphunit.c (init_lowered_empty_function): Always
16466 int SSA data structures.
16467 * tree-ssanames.c (release_defs): Remove assert that we are in
16469 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16471 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16472 Uros Bizjak <ubizjak@gmail.com>
16474 PR rtl-optimization/70467
16475 * config/i386/predicates.md (x86_64_hilo_int_operand,
16476 x86_64_hilo_general_operand): New predicates.
16477 * config/i386/constraints.md (Wd): New constraint.
16478 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16479 (general_hilo_operand): New mode attr.
16480 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16481 instead of <general_operand>.
16482 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16483 x86_64_hilo_general_operand instead of <general_operand>.
16485 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16487 PR tree-optimization/70916
16488 * tree-if-conv.c (constant_or_ssa_name): Removed.
16489 (fold_build_cond_expr): Use is_gimple_val instead of
16490 constant_or_ssa_name.
16492 PR tree-optimization/70916
16493 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16494 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16497 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16498 (optimize_atomic_bit_test_and): New function.
16499 (pass_fold_builtins::execute): Use it.
16500 * optabs.def (atomic_bit_test_and_set_optab,
16501 atomic_bit_test_and_complement_optab,
16502 atomic_bit_test_and_reset_optab): New optabs.
16503 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16504 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16505 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16506 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16507 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16508 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16509 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16510 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16511 atomic_bit_test_and_complement@var{mode},
16512 atomic_bit_test_and_reset@var{mode}): Document.
16513 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16514 atomic_bit_test_and_complement<mode>,
16515 atomic_bit_test_and_reset<mode>): New expanders.
16516 (atomic_bit_test_and_set<mode>_1,
16517 atomic_bit_test_and_complement<mode>_1,
16518 atomic_bit_test_and_reset<mode>_1): New insns.
16520 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16522 PR rtl-optimization/70687
16523 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16524 instead of unsigned HOST_WIDE_INT.
16526 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16528 PR rtl-optimization/44281
16529 * hard-reg-set.h (struct target_hard_regs): New field
16530 x_fixed_nonglobal_reg_set.
16531 (fixed_nonglobal_reg_set): New macro.
16532 * reginfo.c (init_reg_sets_1): Initialize it.
16533 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16535 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16537 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16539 PR tree-optimization/56541
16540 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16541 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16542 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16543 (any_complicated_phi): new static variable.
16544 (aggressive_if_conv): delete.
16545 (if_convertible_phi_p): support phis with more than two arguments.
16546 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16547 critical pred edges.
16548 (ifcvt_split_critical_edges): support phis with more than two
16549 arguments by checking new parameter. only split critical edges
16551 (tree_if_conversion): handle simd pragma marked loop using new
16552 local variable aggressive_if_conv. check any_complicated_phi.
16554 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16556 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16559 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16561 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16564 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16566 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16567 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16568 define_insn_and_split.
16569 (mulsi3_i): New define_insn_and_split.
16570 (mulsi3_call): Convert to define_insn.
16571 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16572 Remove constraints.
16574 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16576 * machmode.h (mode_complex): Add support to give the complex mode
16578 (GET_MODE_COMPLEX_MODE): Likewise.
16579 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16580 stored by build_complex_type and gfc_build_complex_type instead of
16581 trying to figure out the appropriate mode based on the size. Raise
16582 an assertion error, if the type was not set.
16583 * genmodes.c (struct mode_data): Add field for the complex type of
16585 (blank_mode): Likewise.
16586 (make_complex_modes): Remember the complex mode created in the
16588 (emit_mode_complex): Write out the mode_complex array to map a
16589 type mode to the complex version.
16590 (emit_insn_modes_c): Likewise.
16591 * tree.c (build_complex_type): Set the complex type to use before
16592 calling layout_type.
16593 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16594 support for __float128 complex datatypes.
16595 (rs6000_hard_regno_mode_ok): Likewise.
16596 (rs6000_setup_reg_addr_masks): Likewise.
16597 (rs6000_complex_function_value): Likewise.
16598 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16599 __float128 and __ibm128 complex.
16600 (FLOAT128_IBM_P): Likewise.
16601 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16602 * doc/extend.texi (Additional Floating Types): Document that
16603 -mfloat128 must be used to enable __float128. Document complex
16604 __float128 and __ibm128 support.
16606 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16609 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16610 char/short arguments promoted to int because of promote_prototypes.
16612 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16614 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16615 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16616 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16617 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16618 alternatives using "enabled" attribute. Use register_ssemem_operand
16619 as operand 1 predicate.
16620 (*cmpi<unord>xf_i387): Split XFmode pattern from
16621 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16622 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16623 *absneg<mode>2_i387. Disable unsupported alternatives using
16624 "enabled" attribute.
16625 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16627 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16629 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16631 (oacc_loop_process): Check mask for loop termination.
16633 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16635 * cif-code.def (CIF_THUNK): Add.
16636 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16639 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16641 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16642 (dump_inline_summary): Dump it.
16643 (fp_expression_p): New predicate.
16644 (estimate_function_body_sizes): Use it.
16645 (inline_merge_summary): Merge fp_expressions.
16646 (inline_read_section): Read fp_expressions.
16647 (inline_write_summary): Write fp_expressions.
16648 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16649 codegen boundary if either caller or callee is !fp_expressions.
16650 * ipa-inline.h (inline_summary): Add fp_expressions.
16651 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16652 to fp_expressions be sure the fp generation flags are updated.
16654 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16656 PR rtl-optimization/70467
16657 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16659 PR rtl-optimization/70467
16660 * ipa-pure-const.c (check_call): Handle internal calls even in
16661 ipa mode like in local mode.
16663 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16665 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16667 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16669 * match.pd (X u< X, X u> X): New transformations.
16671 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16673 * flag-types.h (enum warn_strict_overflow_code): Move ...
16674 * coretypes.h: ... here.
16675 * fold-const.h (fold_overflow_warning): Declare.
16676 * fold-const.c (fold_overflow_warning): Make non-static.
16677 (fold_comparison): Move the transformation of X +- C1 CMP C2
16678 into X CMP C2 -+ C1 ...
16679 * match.pd: ... here.
16680 * gimple-fold.c (fold_stmt_1): Protect with
16681 fold_defer_overflow_warnings.
16683 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16685 * omp-low.c (struct oacc_loop): Add 'inner' field.
16686 (new_oacc_loop_raw): Initialize it to zero.
16687 (oacc_loop_fixed_partitions): Initialize it.
16688 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16689 available partitioning.
16691 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16693 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16695 (umulsidi3): Likewise.
16696 (indirect_jump): Fix jump instruction assembly patterns.
16698 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16701 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16702 (nvptx_function_value): Assert non-NULL cfun.
16704 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16706 PR rtl-optimization/70886
16707 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16709 * cselib.h (rtx_equal_for_cselib_1): Declare.
16710 (rtx_equal_for_cselib_p: New inline function.
16711 * cselib.c (rtx_equal_for_cselib_p): Delete.
16712 (rtx_equal_for_cselib_1): Make public.
16714 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16716 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16717 (register_mixssei387nonimm_operand): Remove predicate.
16718 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16719 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16720 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16721 for TARGET_MIX_SSE_I387 alternatives.
16722 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16723 Disable unsupported alternatives using "enabled" attribute. Use
16724 nonimm_ssenomem_operand as operand 1 predicate. Also check
16725 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16727 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16729 * tree.c (cst_and_fits_in_hwi): Simplify.
16731 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16733 * tree.h (wi::to_wide): New function.
16734 * expr.c (expand_expr_real_1): Use wi::to_wide.
16735 * fold-const.c (int_const_binop_1): Likewise.
16736 (extract_muldiv_1): Likewise.
16738 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16740 * wide-int.h: Update offset_int and widest_int documentation.
16741 (WI_SIGNED_SHIFT_RESULT): New macro.
16742 (wi::binary_shift): Define signed_shift_result_type for
16743 shifts on offset_int- and widest_int-like types.
16744 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16745 * tree.h (int_bit_position): Use shift operators instead of wi::
16747 * alias.c (adjust_offset_for_component_ref): Likewise.
16748 * expr.c (get_inner_reference): Likewise.
16749 * fold-const.c (fold_comparison): Likewise.
16750 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16751 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16752 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16753 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16754 (stmt_kills_ref_p): Likewise.
16755 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16756 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16757 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16758 (ao_ref_init_from_vn_reference): Likewise.
16760 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16762 * wide-int.h: Update offset_int and widest_int documentation.
16763 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16764 (wi::binary_traits): Allow ordered comparisons between offset_int and
16765 offset_int, between widest_int and widest_int, and between either
16766 of these types and basic C types.
16767 (operator <, <=, >, >=): Define for the same combinations.
16768 * tree.h (tree_int_cst_lt): Use comparison operators instead
16769 of wi:: comparisons.
16770 (tree_int_cst_le): Likewise.
16771 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16772 (fold_nonarray_ctor_reference): Likewise.
16773 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16774 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16775 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16776 * tree-sra.c (completely_scalarize): Likewise.
16777 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16778 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16779 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16780 (check_for_binary_op_overflow): Likewise.
16781 (search_for_addr_array): Likewise.
16782 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16784 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16786 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16787 (arc_save_restore): Likewise.
16788 (arc_dwarf_register_span): Likewise.
16789 (arc_output_pic_addr_const): Initialize suffix variable.
16791 2016-05-02 Martin Liska <mliska@suse.cz>
16793 * symbol-summary.h (function_summary::function_summary):
16794 Remove checking assert for all cgraph nodes.
16795 (function_summary::get): Check summary_uid.
16796 (symtab_insertion): Check summary_uid.
16798 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16800 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16801 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16802 bmaskn instruction.
16803 (arc_dwarf_register_span): Remove enum keyword.
16804 (compact_memory_operand_p): New function.
16805 * config/arc/arc.h (reg_class): Add code density register classes.
16806 (REG_CLASS_NAMES): Likewise.
16807 (REG_CLASS_CONTENTS): Likewise.
16808 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16809 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16810 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16811 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16812 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16814 (h, Rcd, Rsd, Rzd): New register constraints.
16815 (T): Use compact_memory_operand_p function.
16816 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16818 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16820 * config/sh/sh.md (*negnegt, *movtt): Remove.
16822 2016-05-02 Marek Polacek <polacek@redhat.com>
16823 Tom de Vries <tom@codesourcery.com>
16825 PR tree-optimization/70700
16826 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16827 bigger than FIRST_REF_NODE.
16829 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16832 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16834 (prepare_cbranch_operands): Don't use scratch register. Assume that
16835 function is used when pseudos can be created.
16836 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16837 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16838 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16839 define_expand. Allow it only when pseudos can be created.
16840 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16842 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16844 * config/i386/constraints.md (BC): Only allow -1 operands.
16845 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16846 Add "enabled" attribute. Update XI mode attribute calculation.
16847 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16848 (*movoi_internal_avx): Update XI mode attribute calculation.
16849 (*movti_internal): Ditto.
16851 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16853 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16854 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16856 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16858 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16859 statement on instruction code. Remove trailing spaces.
16860 (altivec_expand_stv_builtin): Likewise.
16862 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16864 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16865 (TARGET_FPU_DOUBLE): Simplify.
16866 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16867 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16868 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16869 with 'TARGET_FPU_DOUBLE'.
16870 * config/sh/sh.md: Likewise.
16872 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16874 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16875 SH_DIV_STR_FOR_SIZE): Remove.
16876 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16877 SH_DIV_STR_FOR_SIZE): Remove.
16879 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16881 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16882 logical_reg_operand): Delete.
16883 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16884 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16885 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16886 match_operand and match_test.
16887 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16888 variables on their first use. Return bool values.
16889 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16890 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16891 arith_reg_operand for input operand. Remove empty constraints.
16893 (*xorsi3_compact): Rename to xorsi3.
16894 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16895 (*zero_extend<mode>si2_disp_mem): Update comment.
16898 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16900 * config/sh/t-sh: Remove SH5 support.
16901 * config.gcc: Likewise.
16902 * configure: Likewise.
16904 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16906 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16908 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16910 * config/sh/sh.c (register_sh_passes, sh_option_override,
16911 sh_print_operand, prepare_move_operands,
16912 sh_can_follow_jump): Remove TARGET_SH1 checks.
16913 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16914 PROMOTE_MODE): Likewise.
16915 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16918 2016-04-30 Alan Modra <amodra@gmail.com>
16920 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16921 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16922 Check for user regs later to avoid unnecessary looping over regs.
16923 Merge user reg check with non-saved reg check. Don't force
16924 inline VR restore when static chain used.
16925 (rs6000_frame_related): Omit eh_frame info for user regs when
16927 (fixed_regs_p): Delete.
16929 2016-04-30 Alan Modra <amodra@gmail.com>
16931 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16932 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16935 2016-04-30 Alan Modra <amodra@gmail.com>
16938 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16939 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16942 2016-04-30 Alan Modra <amodra@gmail.com>
16944 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16945 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16946 flag_pic test for Darwin.
16948 2016-04-30 Alan Modra <amodra@gmail.com>
16950 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16951 throw_calls_crossed.
16952 (REG_FREQ_CALLS_CROSSED): Delete.
16953 (REG_N_THROWING_CALLS_CROSSED): Delete.
16954 * regstat.c (regstat_bb_compute_ri): Don't calculate
16955 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16956 (dump_reg_info): Don't print call cross frequency.
16957 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16958 and REG_N_THROWING_CALLS_CROSSED.
16960 2016-04-30 Alan Modra <amodra@gmail.com>
16962 * regs.h (struct reg_info_t): Delete live_length.
16963 (REG_LIVE_LENGTH): Delete macro.
16964 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16965 local_live, local_processed and local_live_last_luid params.
16966 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16968 (regstat_compute_ri): Adjust for above. Don't set
16970 (dump_reg_info): Don't print live length.
16971 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16972 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16973 Localize loop_depth var.
16975 2016-04-30 Alan Modra <amodra@gmail.com>
16977 * ira.c (enum valid_equiv): New.
16978 (validate_equiv_mem): Return enum.
16979 (update_equiv_mem): Create replacement in more cases.
16980 (add_store_equivs): Update validate_equiv_mem call.
16982 2016-04-30 Alan Modra <amodra@gmail.com>
16984 * ira.c (combine_and_move_insns): Rather than scanning insns,
16985 use DF infrastucture to find use and def insns.
16987 2016-04-30 Alan Modra <amodra@gmail.com>
16989 ira.c (combine_and_move_insns): Move invariant conditions..
16990 (ira.c): ..to here. Call combine_and_move_insns before
16991 add_store_equivs. Call grow_reg_equivs later. Allocate
16992 req_equiv later using max_reg_num() rather than global max_regno.
16993 (contains_replace_regs): Delete.
16994 (add_store_equivs): Remove contains_replace_regs test.
16996 2016-04-30 Alan Modra <amodra@gmail.com>
16998 * ira.c (struct equiv_mem_data): New.
16999 (equiv_mem, equiv_mem_modified): Delete static vars.
17000 (validate_equiv_mem_from_store): Use "data" param to communicate..
17001 (validate_equiv_mem): ..from here.
17003 2016-04-30 Alan Modra <amodra@gmail.com>
17005 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17007 (update_reg_equivs): ..here. Move allocation and freeing of
17008 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17009 end_alias_analysis to..
17012 2016-04-30 Alan Modra <amodra@gmail.com>
17014 * ira.c (pdx_subregs): Delete.
17015 (struct equivalence): Add pdx_subregs field.
17016 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17017 pdx_subregs access.
17018 (update_equiv_regs): Don't create or free pdx_subregs. Update
17019 pdx_subregs access.
17021 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17023 * config/rs6000/altivec.h: Change definitions of vec_xl and
17025 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17026 (LD_ELEMREV_V2DI): New.
17027 (LD_ELEMREV_V4SF): New.
17028 (LD_ELEMREV_V4SI): New.
17029 (LD_ELEMREV_V8HI): New.
17030 (LD_ELEMREV_V16QI): New.
17031 (ST_ELEMREV_V2DF): New.
17032 (ST_ELEMREV_V2DI): New.
17033 (ST_ELEMREV_V4SF): New.
17034 (ST_ELEMREV_V4SI): New.
17035 (ST_ELEMREV_V8HI): New.
17036 (ST_ELEMREV_V16QI): New.
17039 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17040 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17041 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17042 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17043 (altivec_expand_builtin): Add handling for
17044 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17045 (rs6000_invalid_builtin): Add error-checking for
17046 RS6000_BTM_P9_VECTOR.
17047 (altivec_init_builtins): Define builtins used to implement vec_xl
17049 (rs6000_builtin_mask_names): Define power9-vector.
17050 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17051 (RS6000_BTM_P9_VECTOR): Define.
17052 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17053 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17054 (vsx_ld_elemrev_v2df): Likewise.
17055 (vsx_ld_elemrev_v4sf): Likewise.
17056 (vsx_ld_elemrev_v4si): Likewise.
17057 (vsx_ld_elemrev_v8hi): Likewise.
17058 (vsx_ld_elemrev_v16qi): Likewise.
17059 (vsx_st_elemrev_v2df): Likewise.
17060 (vsx_st_elemrev_v2di): Likewise.
17061 (vsx_st_elemrev_v4sf): Likewise.
17062 (vsx_st_elemrev_v4si): Likewise.
17063 (vsx_st_elemrev_v8hi): Likewise.
17064 (vsx_st_elemrev_v16qi): Likewise.
17065 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17068 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17070 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17072 (simplify_control_stmt_condition_1): ... here. Recurse into
17073 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17075 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17078 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17079 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17080 define_insn_and_split to define_insn.
17081 (zero_extendqi<mode>2_dot2): Same.
17082 (extendqi<mode>2_dot): Same.
17083 (extendqi<mode>2_dot2): Same.
17085 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17087 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17088 (probe_stack): New expander.
17089 (probe_stack_<mode>): New insn pattern.
17091 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17093 * config/i386/i386.md
17094 (operations with memory inputs setting flags peephole2):
17095 Remove uneeded REG_P checks. Cleanup pattern generation.
17097 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17099 * tree-vect-loop.c (vect_transform_loop): Fix
17100 nb_iterations_upper_bound computation for vectorized loop.
17102 2016-04-29 Marek Polacek <polacek@redhat.com>
17103 Jakub Jelinek <jakub@redhat.com>
17106 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17107 TARGET_EXPR_SLOT as a base.
17109 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17111 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17112 with 'rCm2' constraints to limit possible immediate size.
17113 (*load_zeroextendqisi_update): Likewise.
17114 (*load_signextendqisi_update): Likewise.
17115 (*loadhi_update): Likewise.
17116 (*load_zeroextendhisi_update): Likewise.
17117 (*load_signextendhisi_update): Likewise.
17118 (*loadsi_update): Likewise.
17119 (*loadsf_update): Likewise.
17121 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17123 * config/i386/predicates.md (constm1_operand): Fix comparison.
17125 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17127 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17129 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17131 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17132 remaining SH5 related settings.
17133 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17134 shmedia_prepare_call_address): Delete.
17135 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17136 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17137 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17138 UNSUPPORTED_SH2A): Remove m5 checks.
17139 (sh_divide_strategy_e): Remove SH5 division strategies.
17140 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17141 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17143 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17145 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17147 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17149 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17150 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17151 Change lder to ldr.
17152 * config/s390/vector.md ("mov<mode>"): Likewise.
17154 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17156 * config/s390/constraints.md ("U", "W"): Invoke
17157 s390_mem_constraint with "ZR" and "ZT".
17158 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17159 addresses when using LRA. Accept also short displacements for S
17160 and T constraints. Do not check for long displacement target for
17161 S and T constraints.
17162 (s390_mem_constraint): Remove handling of U and W constraints.
17163 * config/s390/s390.md (various patterns): Remove the short
17164 displacement constraints (Q and R) if a long displacement
17165 constraint is present. Add longdisp as required CPU capability.
17166 * config/s390/vector.md: Likewise.
17167 * config/s390/vx-builtins.md: Likewise.
17169 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17172 * reload1.c (reload): Call finish_spills before
17173 restarting reload loop. Skip select_reload_regs
17174 if update_eliminables_and_spill returns true.
17176 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17178 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17179 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17180 (umulhisi3_imm): Update predicates and constraint letters.
17181 (umulhisi3_reg): Declare instruction as commutative.
17182 * config/arc/constraints.md (J12, J16): New constraints.
17183 * config/arc/predicates.md (short_unsigned_const_operand): New
17185 (arc_short_operand): Likewise.
17186 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17188 2016-04-29 Richard Biener <rguenther@suse.de>
17190 PR tree-optimization/13962
17191 PR tree-optimization/65686
17192 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17193 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17194 using PTA to compare pointers.
17195 * match.pd: Add pattern for pointer equality compare simplification
17196 using ptrs_compare_unequal.
17198 2016-04-29 Richard Biener <rguenther@suse.de>
17200 * stor-layout.c (layout_type): Do not build a pointer-to-element
17203 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17205 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17206 Use SWI mode iterator. Use general_reg_operand predicate.
17207 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17208 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17211 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17213 PR middle-end/70843
17214 * fold-const.c (operand_equal_p): Don't verify hash value equality
17216 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17219 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17222 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17223 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17224 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17225 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17226 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17228 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17230 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17231 to info. Don't initialize separate fields to 0. Clean up
17234 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17236 * config/i386/i386.md (peephole2s for operations with memory inputs):
17237 Use SWI mode iterator.
17238 (peephole2s for operations with memory outputs): Ditto.
17239 Do not check for stack checking probe.
17241 (probe_stack): Remove expander.
17243 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17244 Andrew Burgess <andrew.burgess@embecosm.com>
17246 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17247 operands as 32-bits.
17249 2016-04-28 Jason Merrill <jason@redhat.com>
17251 * gdbinit.in: Skip line-map.h.
17253 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17254 Andrew Burgess <andrew.burgess@embecosm.com>
17256 * config/arc/arc.c (arc_conditional_register_usage): Take
17257 TARGET_RRQ_CLASS into account.
17258 (arc_print_operand): Support printing 'p' and 's' operands.
17259 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17261 (TARGET_RRQ_CLASS): Define.
17262 (IS_POWEROF2_OR_0_P): Define.
17263 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17265 (*tst_movb): New define_insn.
17266 (*tst): Avoid recognition if it could prevent '*tst_movb'
17267 combination; replace c/CnL with c/Chs alternative.
17268 (*tst_bitfield_tst): New define_insn.
17269 (*tst_bitfield_asr): New define_insn.
17270 (*tst_bitfield): New define_insn.
17271 (andsi3_i): Add Rrq variant.
17272 (extzv): New define_expand.
17273 (insv): New define_expand.
17274 (*insv_i): New define_insn.
17275 (*movb): New define_insn.
17276 (*movb_signed): New define_insn.
17277 (*movb_high): New define_insn.
17278 (*movb_high_signed): New define_insn.
17279 (*movb_high_signed + 1): New define_split pattern.
17280 (*mrgb): New define_insn.
17281 (*mrgb + 1): New define_peephole2 pattern.
17282 (*mrgb + 2): New define_peephole2 pattern.
17283 * config/arc/arc.opt (mbitops): New option for nps400, uses
17284 TARGET_NPS_BITOPS_DEFAULT.
17285 * config/arc/constraints.md (q): Make register class conditional.
17286 (Rrq): New register constraint.
17287 (Chs): New constraint.
17288 (Clo): New constraint.
17289 (Chi): New constraint.
17290 (Cbf): New constraint.
17291 (Cbn): New constraint.
17292 (C18): New constraint.
17293 (Cbi): New constraint.
17295 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17297 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
17299 (bitmap_intersection_of_preds): Ditto.
17300 (bitmap_union_of_succs): Ditto.
17301 (bitmap_union_of_preds): Ditto.
17302 * sbitmap.c (do_popcount): Delete.
17303 (BITMAP_DEBUGGING): Delete.
17304 (sbitmap_verify_popcount): Delete.
17305 (sbitmap_alloc): Don't initialize the popcount field.
17306 (sbitmap_alloc_with_popcount): Delete.
17307 (sbitmap_resize): Don't resize the popcount array.
17308 (sbitmap_vector_alloc): Don't initialize the popcount field.
17309 (bitmap_copy): Don't copy the popcount array.
17310 (bitmap_clear): Don't clear the popcount array.
17311 (bitmap_clear): Delete the popcount array handling.
17312 (bitmap_ior_and_compl): Delete the popcount assert.
17313 (bitmap_not): Ditto.
17314 (bitmap_and_compl): Ditto.
17315 (bitmap_and): Delete the popcount array handling.
17316 (bitmap_xor): Ditto.
17317 (bitmap_ior): Ditto.
17318 (bitmap_or_and): Delete the popcount assert.
17319 (bitmap_and_or): Ditto.
17320 (popcount_table): Delete.
17321 (sbitmap_elt_popcount): Delete.
17322 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
17323 (bitmap_set_bit): Delete the popcount assert.
17324 (bitmap_clear_bit): Ditto.
17325 (sbitmap_free): Don't free the popcount array.
17326 (sbitmap_alloc_with_popcount): Delete declaration.
17327 (sbitmap_popcount): Ditto.
17329 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17330 Andrew Burgess <andrew.burgess@embecosm.com>
17332 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
17333 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
17334 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
17335 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
17336 * config/arc/arc.opt (mcmem): New option.
17337 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
17338 supply length for r/m alternative.
17339 (*extendqisi2_ac): Likewise.
17340 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
17342 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
17343 (movhi_insn): Likewise.
17344 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
17345 (*zero_extendqihi2_i): Add r/Ucm alternative.
17346 (*zero_extendqisi2_ac): Likewise.
17347 (*zero_extendhisi2_i): Likewise.
17348 * config/arc/constraints.md (Uex): New memory constraint.
17349 (Ucm): New define_constraint.
17350 * config/arc/predicates.md (long_immediate_loadstore_operand):
17351 Return 0 for MEM with cmem_address address.
17352 (cmem_address_0): New predicates.
17353 (cmem_address_1): Likewise.
17354 (cmem_address_2): Likewise.
17355 (cmem_address): Likewise.
17357 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17359 * config/rs6000/rs6000.c (machine_function): Rename
17360 insn_chain_scanned_p to spe_insn_chain_scanned_p.
17361 (rs6000_stack_info): Adjust.
17363 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17364 Andrew Burgess <andrew.burgess@embecosm.com>
17366 * config/arc/constraints.md (Usd): Convert to define_constraint.
17370 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17373 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
17374 Add new peephole2 where the first insn is *mov<mode>_or instead of
17375 *mov<mode>_internal.
17377 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
17379 * tracer.c (bb_seen): Make static.
17381 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
17383 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
17384 support, setup defaults.
17385 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
17386 * config/arc/arc.c (arc_init): Add NPS400 support.
17387 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
17388 (TARGET_ARC700): NPS400 is also an ARC700.
17389 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
17391 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17394 * config/nds32/nds32.md (casesi): Don't access the operands array
17397 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17399 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
17400 (or $-1,reg peephole2): Ditto.
17401 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17403 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17405 * doc/extend.texi (Common Function Attributes) [optimize]:
17406 Discourage use of the optimize attribute.
17408 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17410 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17411 special case builtin.
17412 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17413 ALTIVEC_BUILTIN_VEC_ADDE.
17414 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17415 support for ALTIVEC_BUILTIN_VEC_ADDE.
17416 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17417 for __builtin_vec_adde.
17419 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17421 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17422 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17424 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17427 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17428 attributes): Document cilkplus_runtime.
17430 2016-04-28 Martin Jambor <mjambor@suse.cz>
17432 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17433 this function. Call verify_expr on MEM_REFs and bases of other
17434 handled_components.
17436 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17438 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17439 for WORD_REGISTER_OPERATIONS to runtime check.
17441 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17443 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17445 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17447 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17448 big-endian compilation.
17449 * config/arc/arc.md (addf3): Likewise.
17450 (subdf3): Likewise.
17451 (muldf3): Likewise.
17453 2016-04-28 Richard Biener <rguenther@suse.de>
17455 PR tree-optimization/70840
17456 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17457 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17458 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17459 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17461 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17463 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17464 and explain why in a comment.
17466 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17468 * config/arc/arc.md (cpu_facility): Add fpx variant.
17469 (subdf3): Prohibit use reverse sub when assist operations option
17471 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17472 instructions only when FPX is enabled.
17473 * testsuite/gcc.target/arc/trsub.c: New test.
17475 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17477 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17478 mult_operator when calculating "type" attribute.
17479 (*fop_<mode>_1_i387): Ditto.
17480 (*fop_xf_1_i387): Ditto.
17481 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17482 Use std::swap to swap operands. Use RTL expressions to generate
17485 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17486 Joern Rennecke <joern.rennecke@embecosm.com>
17488 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17490 (emit_pic_move): Remove.
17491 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17492 * config/arc/arc.c (emit_pic_move): Removed.
17493 (TARGET_HAVE_TLS): Define.
17494 (arc_conditional_register_usage): Test for arc_tp_regno.
17495 (arc_print_operand, arc_print_operand_address): Handle TLS
17497 (arc_needs_pcl_p): New function.
17498 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17499 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17500 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17501 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17502 (arc_legitimize_tls_address): Likewise.
17503 (DTPOFF_ZERO_SYM): Define.
17504 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17505 (arc_output_pic_addr_const): Print TLS unspecs.
17506 (prepare_pic_move): New function, replaces emit_pic_move.
17507 (arc_legitimate_constant_p): Handle TLS unspecs.
17508 (arc_legitimate_address_p): Likewise.
17509 (arc_rewrite_small_data_p): Use assert for TLS constants.
17510 (prepare_move_operands): Use prepare_pic_move.
17511 (arc_legitimize_address): Legitimize tls addresses.
17512 (arc_epilogue_uses): Check for arc_tp_regno.
17513 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17514 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17516 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17518 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17519 %(arc_tls_extra_start_spec).
17520 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17521 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17523 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17524 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17525 (UNSPEC_TLS_OFF): Add.
17527 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17528 (get_thread_pointersi): New patterns.
17529 * config/arc/arc.opt (mtp-regno): New option.
17530 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17531 (move_dest_operand): Likewise.
17532 * configure: Regenerate.
17533 * configure.ac: Add arc*-*-* case to test for tls.
17534 * doc/invoke.texi (ARC options): Document mtp-regno.
17536 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17538 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17539 the new ARC HS SIMD instructions.
17540 (arc_preferred_simd_mode): New function.
17541 (arc_autovectorize_vector_sizes): Likewise.
17542 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17543 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17544 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17545 (arc_init_builtins): Add new SIMD builtin types.
17546 (arc_split_move): Handle 64 bit vector moves.
17547 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17548 (TARGET_PLUS_QMACW): Define.
17549 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17550 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17551 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17552 (VSUBADD4H): New builtins.
17553 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17554 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17556 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17557 Matthias Klose <doko@debian.org>
17559 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17561 2016-04-28 Richard Biener <rguenther@suse.de>
17563 PR middle-end/70777
17564 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17567 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17569 * common/config/sh/sh-common.c: Remove SH5 support.
17570 * config/sh/constraints.md: Likewise.
17571 * config/sh/config/sh/elf.h: Likewise.
17572 * config/sh/linux.h: Likewise.
17573 * config/sh/netbsd-elf.h: Likewise.
17574 * config/sh/predicates.md: Likewise.
17575 * config/sh/sh-c.c: Likewise.
17576 * config/sh/sh-protos.h: Likewise.
17577 * config/sh/sh.c: Likewise.
17578 * config/sh/sh.h: Likewise.
17579 * config/sh/sh.md: Likewise.
17580 * config/sh/sh.opt: Likewise.
17581 * config/sh/sync.md: Likewise.
17582 * config/sh/sh64.h: Delete.
17583 * config/sh/shmedia.h: Likewise.
17584 * config/sh/shmedia.md: Likewise.
17585 * config/sh/sshmedia.h: Likewise.
17586 * config/sh/t-netbsd-sh5-64: Likewise.
17587 * config/sh/t-sh64: Likewise.
17588 * config/sh/ushmedia.h: Likewise.
17590 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17592 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17593 general_reg_operand instead of register_operand predicate.
17595 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17597 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17599 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17601 * match.pd (A - B > A, A + B < A): New transformations.
17603 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17605 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17606 which defaults to true. Emit an outer pair of parentheses only if
17607 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17608 don't emit parentheses for the right-hand operand.
17610 2016-04-27 Jeff Law <law@redhat.com>
17612 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17614 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17616 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17617 (altivec_lvx_<mode>_internal): Document.
17618 (altivec_lvx_<mode>_2op): New define_insn.
17619 (altivec_lvx_<mode>_1op): Likewise.
17620 (altivec_lvx_<mode>_2op_si): Likewise.
17621 (altivec_lvx_<mode>_1op_si): Likewise.
17622 (altivec_stvx_<mode>): Remove.
17623 (altivec_stvx_<mode>_internal): Document.
17624 (altivec_stvx_<mode>_2op): New define_insn.
17625 (altivec_stvx_<mode>_1op): Likewise.
17626 (altivec_stvx_<mode>_2op_si): Likewise.
17627 (altivec_stvx_<mode>_1op_si): Likewise.
17628 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17629 Expand vec_ld and vec_st during parsing.
17630 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17632 (altivec_expand_stvx_be): Likewise.
17633 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17634 address-masking behavior in RTL.
17635 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17636 address-masking behavior in RTL.
17637 (altivec_expand_builtin): Change builtin code arguments for calls
17638 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17639 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17640 presence of lvx/stvx patterns.
17641 (alignment_with_canonical_addr): New function.
17642 (alignment_mask): Likewise.
17643 (find_alignment_op): Likewise.
17644 (recombine_lvx_pattern): Likewise.
17645 (recombine_stvx_pattern): Likewise.
17646 (recombine_lvx_stvx_patterns): Likewise.
17647 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17648 stvx patterns from expand.
17649 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17651 (vector_altivec_store_<mode>): Likewise.
17653 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17655 * config/aarch64/aarch64.md
17656 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17657 remove the "fp" attributes.
17658 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17659 add the "simd" attributes.
17660 (*movdf_aarch64): Likewise.
17661 (*movtf_aarch64): Remove the "fp" attributes.
17662 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17663 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17665 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17667 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17668 rtx to rtx_code_label *.
17669 * rtl.h (maybe_set_first_label_num): Likewise.
17671 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17673 * df-core.c (df_add_problem): Make the problem param be const.
17674 (df_remove_problem): Make local "problem" be const.
17675 * df-problems.c (problem_RD): Make const.
17676 (problem_LR): Likewise.
17677 (problem_LIVE): Likewise.
17678 (problem_MIR): Likewise.
17679 (problem_CHAIN): Likewise.
17680 (problem_WORD_LR): Likewise.
17681 (problem_NOTE): Likewise.
17682 (problem_MD): Likewise.
17683 * df-scan.c (problem_SCAN): Likewise.
17684 * df.h (struct df_problem): Make field "dependent_problem" be
17686 (struct dataflow): Likewise for field "problem".
17687 (df_add_problem): Make param const.
17689 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17691 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17692 inter-unit moves to/from vector registers are enabled. Do not disable
17695 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17697 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17698 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17700 (enum df_problem_id): ...this new enum.
17701 (struct df_problem): Convert field "id" from "int" to
17702 enum df_problem_id.
17704 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17706 * rtl.def: Update comment for "things in the instruction chain" to
17707 reflect the removal of the leading "i" field for INSN_UID in
17708 r210360. Fix bogus apostrophe.
17710 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17712 * config/i386/i386.md
17713 (lea arith with mem operand + setcc peephole2): Set operator mode.
17715 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17718 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17719 (dimode_scalar_to_vector_candidate_p): This.
17720 (timode_scalar_to_vector_candidate_p): New function.
17721 (scalar_to_vector_candidate_p): Likewise.
17722 (timode_check_non_convertible_regs): Likewise.
17723 (timode_remove_non_convertible_regs): Likewise.
17724 (remove_non_convertible_regs): Likewise.
17725 (remove_non_convertible_regs): Renamed to ...
17726 (dimode_remove_non_convertible_regs): This.
17727 (scalar_chain::~scalar_chain): Make it virtual.
17728 (scalar_chain::compute_convert_gain): Make it pure virtual.
17729 (scalar_chain::mark_dual_mode_def): Likewise.
17730 (scalar_chain::convert_insn): Likewise.
17731 (scalar_chain::convert_registers): Likewise.
17732 (scalar_chain::add_to_queue): Make it protected.
17733 (scalar_chain::emit_conversion_insns): Likewise.
17734 (scalar_chain::replace_with_subreg): Likewise.
17735 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17736 (scalar_chain::convert_op): Likewise.
17737 (scalar_chain::convert_reg): Likewise.
17738 (scalar_chain::make_vector_copies): Likewise.
17739 (scalar_chain::convert_registers): New pure virtual function.
17740 (class dimode_scalar_chain): New class.
17741 (class timode_scalar_chain): Likewise.
17742 (scalar_chain::mark_dual_mode_def): Renamed to ...
17743 (dimode_scalar_chain::mark_dual_mode_def): This.
17744 (timode_scalar_chain::mark_dual_mode_def): New function.
17745 (timode_scalar_chain::convert_insn): Likewise.
17746 (dimode_scalar_chain::convert_registers): Likewise.
17747 (scalar_chain::compute_convert_gain): Renamed to ...
17748 (dimode_scalar_chain::compute_convert_gain): This.
17749 (scalar_chain::replace_with_subreg): Renamed to ...
17750 (dimode_scalar_chain::replace_with_subreg): This.
17751 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17752 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17753 (scalar_chain::make_vector_copies): Renamed to ...
17754 (dimode_scalar_chain::make_vector_copies): This.
17755 (scalar_chain::convert_reg): Renamed to ...
17756 (dimode_scalar_chain::convert_reg ): This.
17757 (scalar_chain::convert_op): Renamed to ...
17758 (dimode_scalar_chain::convert_op): This.
17759 (scalar_chain::convert_insn): Renamed to ...
17760 (dimode_scalar_chain::convert_insn): This.
17761 (scalar_chain::convert): Call convert_registers.
17762 (convert_scalars_to_vector): Change to scalar_chain pointer to
17763 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17764 in 32-bit mode. Delete scalar_chain pointer. Call
17765 free_dominance_info in 64-bit mode.
17766 (pass_stv::gate): Remove TARGET_64BIT check.
17767 (ix86_option_override): Put the 64-bit STV pass before the CSE
17770 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17772 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17773 dw_loc_frame_offset field.
17774 * dwarf2out.c (new_loc_descr): Likewise.
17775 (resolve_args_picking_1): Turn the VISITED hash set into a
17776 FRAME_OFFSET hash map. Use it to associate a frame offset to
17777 visited nodes. Remove uses of the CHECKING_P macro.
17778 (resolve_args_picking): Update call to resolve_args_picking_1.
17780 2016-04-27 Martin Liska <mliska@suse.cz>
17782 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17783 (free_loop_data): Release vuses of groups.
17785 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17787 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17788 instead of redundant use_id and boolean have_use_for.
17789 (struct iv_use): Change sub_id into group_id. Remove field next.
17790 Move fields: related_cands, n_map_members, cost_map and selected
17792 (struct iv_group): ... here. New structure.
17793 (struct iv_common_cand): Use structure declaration directly.
17794 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17795 (MAX_CONSIDERED_USES): Rename macro to ...
17796 (MAX_CONSIDERED_GROUPS): ... here.
17797 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17798 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17799 (dump_uses): Rename to ...
17800 (dump_groups): ... here. Update all uses.
17801 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17802 (find_induction_variables): Refactor format of dump information.
17803 (record_sub_use): Delete.
17804 (record_use): Update all uses.
17805 (record_group): New function.
17806 (record_group_use, find_interesting_uses_op): Call above functions.
17808 (find_interesting_uses_cond): Ditto.
17809 (group_compare_offset): New function.
17810 (split_all_small_groups): Rename to ...
17811 (split_small_address_groups_p): ... here. Update all uses.
17812 (split_address_groups): Update all uses.
17813 (find_interesting_uses): Refactor format of dump information.
17814 (add_candidate_1): Update all uses. Remove redundant check on iv,
17816 (add_candidate, record_common_cand): Remove redundant assert.
17817 (add_iv_candidate_for_biv): Update use.
17818 (add_iv_candidate_derived_from_uses): Update all uses.
17819 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17820 (alloc_use_cost_map): Ditto.
17821 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17822 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17823 (determine_use_iv_cost_generic): Ditto.
17824 (determine_group_iv_cost_generic): Ditto.
17825 (determine_use_iv_cost_address): Ditto.
17826 (determine_group_iv_cost_address): Ditto.
17827 (determine_use_iv_cost_condition): Ditto.
17828 (determine_group_iv_cost_cond): Ditto.
17829 (determine_use_iv_cost): Ditto.
17830 (determine_group_iv_cost): Ditto.
17831 (set_autoinc_for_original_candidates): Update all uses.
17832 (find_iv_candidates): Update all uses. Refactor dump information.
17833 (determine_use_iv_costs): Ditto.
17834 (determine_iv_costs): Ditto.
17835 (iv_ca_cand_for_use): Rename to ...
17836 (iv_ca_cand_for_group): ... here. Update all uses.
17837 (iv_ca_add_use, iv_ca_add_group): Ditto.
17838 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17839 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17840 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17841 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17842 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17843 (create_new_iv, adjust_iv_update_pos): Ditto.
17844 (rewrite_use_address): Delete.
17845 (rewrite_use_address_1): Rename to ...
17846 (rewrite_use_address): ... here.
17847 (rewrite_use_compare): Update all uses.
17848 (rewrite_use): Delete.
17849 (rewrite_uses): Rename to ...
17850 (rewrite_groups): ... here. Update all uses.
17851 (remove_unused_ivs, free_loop_data): Update all uses.
17852 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17854 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17856 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17857 for WORD_REGISTER_OPERATIONS to runtime check.
17859 2016-04-27 Richard Biener <rguenther@suse.de>
17862 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17863 aggregate_value_p to determine if a function result is
17864 returned by reference.
17865 (ipa_pta_execute): Functions having their address taken are
17866 not automatically nonlocal.
17868 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17871 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17872 * fold-const.c (operand_equal_p): If flag_checking and
17873 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17874 and if it returns non-zero, assert iterative_hash_expr on both
17877 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17879 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17881 2016-04-27 Nick Clifton <nickc@redhat.com>
17883 PR middle-end/49889
17884 * varasm.c (merge_weak): Generate an error if an attempt is made
17885 to convert a non-weak static function into a weak, public function.
17887 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17889 * params.def (MAX_PARTITION_SIZE): New param.
17890 * doc/invoke.texi: Document lto-max-partition.
17892 2016-04-27 Richard Biener <rguenther@suse.de>
17895 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17896 function cummulating used_from_other_partition, externally_visible
17897 and force_output from aliases.
17898 (refered_from_nonlocal_var): Likewise.
17899 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17900 node flags properly.
17902 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17904 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17905 (-Wmemset-elt-size): New item.
17907 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17910 * stor-layout.h (internal_reference_types): Delete.
17911 * stor-layout.c (reference_types_internal): Likewise.
17912 (internal_reference_types): Likewise.
17913 (layout_type) <REFERENCE_TYPE>: Adjust.
17915 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17918 * tree.h (inchash::add_expr): Add FLAGS argument.
17919 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17920 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17921 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17922 Formatting fix. Adjust recursive calls. For tcc_comparison,
17923 if swap_tree_comparison (code) is smaller than code, hash that
17924 and arguments in the other order. Hash CONVERT_EXPR the same
17925 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17926 of ADDR_EXPR of decl as the decl itself. Add or remove
17927 OEP_ADDRESS_OF from recursive flags as needed. For
17928 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17929 operands commutatively and only the third one normally.
17930 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17932 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17934 * config/rtems.h (LIB_SPEC): Add -latomic.
17936 2016-04-27 Joel Sherrill <joel@rtems.org>
17938 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17939 xilink.ld and flags not relevant to RTEMS.
17941 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17943 * toplev.c (backend_init_target): Avoid calling init_reload when using
17946 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17948 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17949 for loops rather than one for the whole function.
17951 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17953 * match.pd (X + CST CMP X): New transformation.
17955 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17957 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17958 * fold-const.c (fold_binary_loc): Remove 2 transformations
17959 superseded by match.pd.
17960 * match.pd (x+x -> x*2): Generalize to integers.
17962 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17964 * config/i386/i386.md (operation on memory peephole): Duplicate an
17965 existing peephole and adapt it to match lea rather than an operation
17968 PR rtl-optimization/57193
17969 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17971 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17973 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17975 * tree-if-conv.c (any_pred_load_store): New static variable.
17976 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17977 any_pred_load_store instead of and_mask_load_store.
17978 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17979 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17980 (combine_blocks, tree_if_conversion): Ditto.
17982 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17984 PR tree-optimization/70771
17985 PR tree-optimization/70775
17986 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17987 virtual PHI nodes. Delete parameter.
17988 (if_convertible_loop_p_1): Delete argument to above function.
17989 (predicate_all_scalar_phis): Delete code handling single-argument
17991 (tree_if_conversion): Mark and update virtual SSA.
17993 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17996 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17997 (x86_elf_aligned_common): Rename to ...
17998 (x86_elf_aligned_decl_common): ... this.
17999 Add decl arg. Switch to .lbss for largecomm object. Use
18000 LARGECOMM_SECTION_ASM_OP.
18001 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18003 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18004 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18006 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18007 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18009 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18012 * config/i386/i386.c (SECTION_LARGE): Define.
18013 (x86_64_elf_select_section): Set it for large data/bss sections.
18014 Only clear SECTION_WRITE for .lrodata.
18015 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18017 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18018 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18019 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18021 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18022 * doc/tm.texi: Regenerate.
18024 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18027 * configure.ac (--enable-checking): Document extra flag, for
18028 non-release builds default to --enable-checking=yes,extra.
18029 If misc checking and extra checking, define CHECKING_P to 2 instead
18031 * common.opt (fchecking=): Add.
18032 * doc/invoke.texi (-fchecking=): Document.
18033 * doc/install.texi: Document --enable-checking changes.
18034 * configure: Regenerated.
18035 * config.in: Regenerated.
18037 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18039 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18040 attribute instead of which_alternative.
18041 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18042 Use EXT_REX_SSE_REG_P where appropriate.
18044 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18046 * config/i386/predicates.md (const0_operand): Do not match
18047 const_wide_int code.
18048 (const1_operand): Ditto.
18050 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18052 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18053 for SSE constm1 operands and TARGET_AVX512VL.
18054 (*movti_internal): Ditto.
18055 (*mov<mode>_or): Use constm1_operand predicate.
18056 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18057 for SSE vector_all_ones operands and TARGET_AVX512VL.
18058 * config/i386/predicates.md (constm1_operand): New predicate.
18059 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18060 emission of constant -1 load.
18062 2016-04-25 Jason Merrill <jason@redhat.com>
18064 * gdbinit.in: Skip is-a.h.
18066 * attribs.c (register_scoped_attributes): Fix logic.
18067 * attribs.h: Declare register_scoped_attributes.
18069 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18071 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18072 stxvd2x and stxvw4x built-in functions.
18074 2016-04-25 DJ Delorie <dj@redhat.com>
18076 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18077 (ashrhi3): Likewise.
18078 (lshrhi3): Likewise.
18080 2016-04-25 Richard Biener <rguenther@suse.de>
18082 PR tree-optimization/70780
18083 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18084 wasn't visited yet.
18085 (compute_antic): Mark blocks with abnormal preds as visited as
18086 they have a final empty antic-in solution already.
18088 2016-04-25 Michael Collison <michael.collison@linaro.org>
18090 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18092 2016-04-25 Michael Collison <michael.collison@linaro.org>
18094 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18095 mode is VQI to improve mixed mode vectorization.
18096 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18097 define_insn to match low half of signed vaddw.
18098 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18099 define_insn to match high half of signed vaddw.
18100 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18101 define_insn to match low half of unsigned vaddw.
18102 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18103 define_insn to match high half of unsigned vaddw.
18104 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18105 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18106 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18108 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18109 * config/arm/predicates.md (vect_par_constant_high): Support
18110 big endian and simplify by calling
18111 arm_simd_check_vect_par_cnst_half
18112 (vect_par_constant_low): Likewise.
18114 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18116 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18117 predicate for operand 2.
18119 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18120 H.J. Lu <hongjiu.lu@intel.com>
18122 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18123 machine_mode argument.
18124 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18125 constm1_rtx operands. For VOIDmode constants, get mode from
18126 pred_mode. Check mode size if the mode is supported by ABI.
18127 (standard_sse_constant_opcode): Do not use standard_constant_p.
18128 Strictly check ABI support for all-ones operands.
18129 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18130 immediates. Update calls to standard_sse_constant_p.
18131 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18132 (ix86_rtx_costs): Ditto.
18133 * config/i386/i386.md (*movxi_internal_avx512f): Use
18134 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18135 Use (v,BC) alternative instead of (v,C). Use register_operand
18136 checks instead of MEM_P.
18137 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18138 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18139 isa attribute. Use register_operand checks instead of MEM_P.
18140 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18141 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18142 alternative and corresponding sse2 isa attribute.
18143 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18144 to standard_sse_constant_p.
18145 (FP constant splitters): Ditto.
18146 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18148 * config/i386/predicates.md (constm1_operand): Remove.
18149 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18150 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18151 vector_all_ones_operand instead of constm1_operand.
18153 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18155 * print-rtl.c (print_rtx_insn_vec): New function.
18156 * print-rtl.h: New prototype.
18157 * store-motion.c (struct st_expr): Make avail_stores a vector.
18158 (st_expr_entry): Adjust.
18159 (free_st_expr_entry): Likewise.
18160 (print_store_motion_mems): Likewise.
18161 (find_moveable_store): Likewise.
18162 (compute_store_table): Likewise.
18163 (delete_store): Likewise.
18164 (build_store_vectors): Likewise.
18166 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18168 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18170 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18172 * vec.h (vec_safe_contains): New function.
18173 (vec::contains): Likewise.
18174 (vec::begin): Likewise.
18175 (vec::end): Likewise.
18177 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18180 * cfgexpand.c (expand_stack_vars): Fix typo.
18182 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18184 * system.h (list, map, set, vector): Include conditionally.
18185 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18186 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18187 * ipa-icf.c (INCLUDE_LIST): Define.
18188 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18189 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18190 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18191 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18192 * cp/logic.cc (INCLUDE_LIST): Define.
18193 * fortran/trans-common.c (INCLUDE_MAP): Define.
18195 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18197 * auto-profile.c: Remove <string.h> include.
18198 * ipa-icf-gimple.c: Remove <list> include.
18199 * diagnostic.c: Remove <new> include.
18200 * genmatch.c: Likewise.
18201 * pretty-print.c: Likewise.
18202 * toplev.c: Likewise
18203 * c/c-objc-common.c: Likewise.
18204 * cp/error.c: Likewise.
18205 * fortran/error.c: Likewise.
18207 2016-04-22 Richard Biener <rguenther@suse.de>
18209 * lto-streamer-in.c (input_ssa_names): Do not allocate
18210 GIMPLE_NOP for all SSA names.
18211 * lto-streamer-out.c (output_ssa_names): Do not output
18212 SSA names that should have been released.
18214 2016-04-22 Richard Biener <rguenther@suse.de>
18216 PR tree-optimization/70740
18217 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18220 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18223 * config/i386/predicates.md (call_insn_operand): Replace
18224 sibcall_memory_operand with memory_operand.
18226 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18228 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18229 has_single_use() tests.
18230 (register_edge_assert_for_1): Likewise.
18231 (find_assert_locations_1): Check the liveness bitmap instead of
18232 checking has_single_use().
18234 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18237 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18238 Extract AVX-512BW constraint from AVX.
18240 2016-04-21 Richard Biener <rguenther@suse.de>
18242 PR tree-optimization/70725
18243 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18244 for phi_convertible_by_degenerating_args.
18245 (predicate_all_scalar_phis): Handle single-argument PHIs.
18247 2016-04-21 Richard Biener <rguenther@suse.de>
18249 PR middle-end/70747
18250 * fold-const.c (fold_comparison): Return properly typed
18253 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18255 PR tree-optimization/70715
18256 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18257 after expanding BASE using expand_simple_operations.
18259 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18261 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18262 New transformations.
18264 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18266 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
18268 2016-04-20 Jan Hubicka <jh@suse.cz>
18270 * ipa-inline.c (can_inline_edge_p): Pass caller info to
18271 ultiimate_alias_target.
18272 (update_callee_keys): Likewise.
18273 (lookup_recursive_calls): Likewise.
18274 (speculation_useful_p): Likewise.
18276 2016-04-20 Jan Hubicka <jh@suse.cz>
18279 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
18280 (set_nothrow_flag_1): ... this; handle interposition correctly;
18281 recurse on aliases and thunks.
18282 (cgraph_node::set_nothrow_flag): New.
18283 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
18284 functions compiled with non-call exceptions that binds to current
18286 (propagate_nothrow): Be safe WRT interposition.
18287 * cgraph.h (set_nothrow_flag): Update prototype.
18289 2016-04-18 Jan Hubicka <jh@suse.cz>
18291 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18292 max_loop_iterations_int.
18293 (tree_unswitch_outer_loop): Likewise.
18295 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18297 PR tree-optimization/69489
18298 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
18299 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
18300 Revise dump message.
18301 (if_convertible_bb_p): Remove check on edge count of basic block's
18304 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18306 PR tree-optimization/56625
18307 PR tree-optimization/69489
18308 * tree-data-ref.h (DR_INNERMOST): New macro.
18309 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
18310 hashing struct innermost_loop_behavior.
18311 (ref_DR_map): Remove.
18312 (innermost_DR_map): New map.
18313 (baseref_DR_map): Revise comment.
18314 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
18315 to innermost_DR_map accroding to its innermost loop behavior.
18316 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
18317 to its innermost loop behavior.
18318 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
18319 Add initialization for innermost_DR_map. Record memory reference
18320 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
18321 have innermost loop behavior.
18322 (if_convertible_loop_p): Remove release for ref_DR_map. Release
18325 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
18327 * config/i386/i386.md (*lea<mode>_general_1): Rename from
18328 *lea_general_1. Use explicit SWI12 mode interator.
18329 (*lea<mode>_general_2): Rename from *lea_general_2.
18330 Use explicit SWI12 mode interator.
18331 (*lea<mode>_general_3): Rename from *lea_general_3.
18332 Use explicit SWI12 mode interator.
18333 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
18334 Use explicit SWI12 mode interator.
18335 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
18336 Use explicit SWI48 mode interator.
18338 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18340 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18341 Short-cut unaligned load and store cases. Handle all integer
18343 (ix86_expand_vector_move_misalign): Short-cut unaligned load
18344 and store cases. Call ix86_avx256_split_vector_move_misalign
18345 directly without checking mode class.
18347 2016-04-20 Andrew Pinski <apinski@cavium.com>
18348 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18351 * config/aarch64/aarch64.md (sibcall): Force call
18352 address to be DImode for ILP32.
18353 (sibcall_value): Likewise.
18355 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18357 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
18359 2016-04-20 Richard Biener <rguenther@suse.de>
18361 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
18362 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
18363 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
18364 (maybe_push_res_to_seq): Adjust.
18365 * gimple-fold.c (maybe_build_generic_op): Likewise.
18367 2016-04-20 Marek Polacek <polacek@redhat.com>
18369 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
18372 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
18374 * config/i386/sse.md (vec_unpacks_lo_hi): Always
18375 use kmovw to support AVX512F target.
18377 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18379 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
18381 2016-04-20 Marek Polacek <polacek@redhat.com>
18383 PR tree-optimization/70725
18384 * tree-if-conv.c (is_false_predicate): New function.
18385 (predicate_mem_writes): Use it.
18387 2016-04-20 Richard Biener <rguenther@suse.de>
18389 PR tree-optimization/70726
18390 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
18391 shift amounts from a pattern stmt operand.
18393 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18396 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
18397 stack_restore_from_fpr pattern when restoring r15.
18398 (s390_optimize_prologue): Strip away the memory barrier in the
18399 parallel when trying to get rid of restore insns.
18400 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
18401 definition for loading the stack pointer from an FPR. Compared to
18402 the normal move insn this pattern includes a full memory barrier.
18404 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18406 PR middle-end/70680
18407 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18408 implicitly linear or lastprivate iterator on the outer context.
18410 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18412 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18414 * config/i386/i386.md (ssememalign): Removed.
18415 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18417 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18420 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18421 const short * to __builtin_ia32_loaddquhi512_mask.
18422 (_mm512_maskz_loadu_epi16): Likewise.
18423 (_mm512_mask_storeu_epi16): Pass short * to
18424 __builtin_ia32_storedquhi512_mask.
18425 (_mm512_mask_loadu_epi8): Pass const char * to
18426 __builtin_ia32_loaddquqi512_mask.
18427 (_mm512_maskz_loadu_epi8): Likewise.
18428 (_mm512_mask_storeu_epi8): Pass char * to
18429 __builtin_ia32_storedquqi512_mask.
18430 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18431 const double * to __builtin_ia32_loadupd512_mask.
18432 (_mm512_mask_loadu_pd): Likewise.
18433 (_mm512_maskz_loadu_pd): Likewise.
18434 (_mm512_storeu_pd): Pass double * to
18435 __builtin_ia32_storeupd512_mask.
18436 (_mm512_mask_storeu_pd): Likewise.
18437 (_mm512_loadu_ps): Pass const float * to
18438 __builtin_ia32_loadups512_mask.
18439 (_mm512_mask_loadu_ps): Likewise.
18440 (_mm512_maskz_loadu_ps): Likewise.
18441 (_mm512_storeu_ps): Pass float * to
18442 __builtin_ia32_storeups512_mask.
18443 (_mm512_mask_storeu_ps): Likewise.
18444 (_mm512_mask_loadu_epi64): Pass const long long * to
18445 __builtin_ia32_loaddqudi512_mask.
18446 (_mm512_maskz_loadu_epi64): Likewise.
18447 (_mm512_mask_storeu_epi64): Pass long long *
18448 to __builtin_ia32_storedqudi512_mask.
18449 (_mm512_loadu_si512): Pass const int * to
18450 __builtin_ia32_loaddqusi512_mask.
18451 (_mm512_mask_loadu_epi32): Likewise.
18452 (_mm512_maskz_loadu_epi32): Likewise.
18453 (_mm512_storeu_si512): Pass int * to
18454 __builtin_ia32_storedqusi512_mask.
18455 (_mm512_mask_storeu_epi32): Likewise.
18456 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18457 char * to __builtin_ia32_storedquqi256_mask.
18458 (_mm_mask_storeu_epi8): Likewise.
18459 (_mm256_mask_loadu_epi16): Pass const short * to
18460 __builtin_ia32_loaddquhi256_mask.
18461 (_mm256_maskz_loadu_epi16): Likewise.
18462 (_mm_mask_loadu_epi16): Pass const short * to
18463 __builtin_ia32_loaddquhi128_mask.
18464 (_mm_maskz_loadu_epi16): Likewise.
18465 (_mm256_mask_loadu_epi8): Pass const char * to
18466 __builtin_ia32_loaddquqi256_mask.
18467 (_mm256_maskz_loadu_epi8): Likewise.
18468 (_mm_mask_loadu_epi8): Pass const char * to
18469 __builtin_ia32_loaddquqi128_mask.
18470 (_mm_maskz_loadu_epi8): Likewise.
18471 (_mm256_mask_storeu_epi16): Pass short * to.
18472 __builtin_ia32_storedquhi256_mask.
18473 (_mm_mask_storeu_epi16): Pass short * to.
18474 __builtin_ia32_storedquhi128_mask.
18475 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18476 const double * to __builtin_ia32_loadupd256_mask.
18477 (_mm256_maskz_loadu_pd): Likewise.
18478 (_mm_mask_loadu_pd): Pass onst double * to
18479 __builtin_ia32_loadupd128_mask.
18480 (_mm_maskz_loadu_pd): Likewise.
18481 (_mm256_mask_storeu_pd): Pass double * to
18482 __builtin_ia32_storeupd256_mask.
18483 (_mm_mask_storeu_pd): Pass double * to
18484 __builtin_ia32_storeupd128_mask.
18485 (_mm256_mask_loadu_ps): Pass const float * to
18486 __builtin_ia32_loadups256_mask.
18487 (_mm256_maskz_loadu_ps): Likewise.
18488 (_mm_mask_loadu_ps): Pass const float * to
18489 __builtin_ia32_loadups128_mask.
18490 (_mm_maskz_loadu_ps): Likewise.
18491 (_mm256_mask_storeu_ps): Pass float * to
18492 __builtin_ia32_storeups256_mask.
18493 (_mm_mask_storeu_ps): ass float * to
18494 __builtin_ia32_storeups128_mask.
18495 (_mm256_mask_loadu_epi64): Pass const long long * to
18496 __builtin_ia32_loaddqudi256_mask.
18497 (_mm256_maskz_loadu_epi64): Likewise.
18498 (_mm_mask_loadu_epi64): Pass const long long * to
18499 __builtin_ia32_loaddqudi128_mask.
18500 (_mm_maskz_loadu_epi64): Likewise.
18501 (_mm256_mask_storeu_epi64): Pass long long * to
18502 __builtin_ia32_storedqudi256_mask.
18503 (_mm_mask_storeu_epi64): Pass long long * to
18504 __builtin_ia32_storedqudi128_mask.
18505 (_mm256_mask_loadu_epi32): Pass const int * to
18506 __builtin_ia32_loaddqusi256_mask.
18507 (_mm256_maskz_loadu_epi32): Likewise.
18508 (_mm_mask_loadu_epi32): Pass const int * to
18509 __builtin_ia32_loaddqusi128_mask.
18510 (_mm_maskz_loadu_epi32): Likewise.
18511 (_mm256_mask_storeu_epi32): Pass int * to
18512 __builtin_ia32_storedqusi256_mask.
18513 (_mm_mask_storeu_epi32): Pass int * to
18514 __builtin_ia32_storedqusi128_mask.
18515 * config/i386/i386-builtin-types.def (PCSHORT): New.
18516 (PINT64): Likewise.
18517 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18518 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18519 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18520 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18521 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18522 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18523 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18524 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18525 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18526 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18527 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18528 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18529 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18530 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18531 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18532 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18533 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18534 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18535 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18536 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18537 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18538 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18539 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18540 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18541 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18542 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18543 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18544 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18545 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18546 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18547 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18548 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18549 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18550 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18551 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18552 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18553 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18554 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18555 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18556 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18557 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18558 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18559 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18560 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18561 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18562 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18563 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18564 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18565 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18567 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18568 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18570 (ix86_expand_vector_move_misalign): Likewise.
18571 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18572 to scalar function prototype for unaligned load/store builtins.
18573 (ix86_expand_special_args_builtin): Updated.
18574 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18575 (UNSPEC_STOREU): Likewise.
18576 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18577 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18578 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18579 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18580 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18581 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18582 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18583 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18584 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18585 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18586 (<avx512>_storedqu<mode>_mask): Likewise.
18587 (*sse4_2_pcmpestr_unaligned): Likewise.
18588 (*sse4_2_pcmpistr_unaligned): Likewise.
18589 (*mov<mode>_internal): Renamed to ...
18590 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18591 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18592 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18593 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18595 2016-04-19 Richard Biener <rguenther@suse.de>
18597 PR tree-optimization/70171
18598 * tree-ssa-phiprop.c: Include stor-layout.h.
18599 (phiprop_insert_phi): Handle the aggregate copy case.
18600 (propagate_with_phi): Likewise.
18602 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18604 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18605 instead of simplify_gen_subreg (... , 0).
18606 (ix86_delegitimize_address): Ditto.
18607 (ix86_split_divmod): Ditto.
18608 (ix86_split_copysign_const): Ditto.
18609 (ix86_split_copysign_var): Ditto.
18610 (ix86_expand_args_builtin): Ditto.
18611 (ix86_expand_round_builtin): Ditto.
18612 (ix86_expand_special_args_builtin): Ditto.
18613 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18614 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18615 (udivmodqi4): Ditto.
18616 (absneg splitters): Ditto.
18617 (*jcc_bt<mode>_1): Ditto.
18619 2016-04-19 Richard Biener <rguenther@suse.de>
18621 PR tree-optimization/70724
18622 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18623 restoring out from ...
18624 (free_scc_vn): ... here.
18625 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18626 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18628 (pass_fre::execute): Restore SSA info.
18630 2016-04-19 Richard Biener <rguenther@suse.de>
18632 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18633 * gimple-walk.c (walk_gimple_op): Initialize it.
18634 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18635 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18636 remapping SSA names of defs.
18637 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18640 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18642 PR middle-end/70689
18643 * lra-constraints.c (equiv_substition_p): New.
18644 (process_alt_operands): Use it.
18645 (swap_operands): Swap it.
18646 (curr_insn_transform): Update it.
18648 2016-04-18 Michael Matz <matz@suse.de>
18650 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18651 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18652 * tree-core.h (tree_type_common.align): Use bit-field.
18653 (tree_type_common.spare): New.
18654 (tree_decl_common.off_align): Make smaller.
18655 (tree_decl_common.align): Use bit-field.
18657 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18658 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18659 (scan_sharing_clauses): Ditto.
18660 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18661 (omp_finish_file): Ditto.
18662 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18663 (layout_decl): Ditto.
18664 (relayout_decl): Ditto.
18665 (finalize_record_size): Use SET_TYPE_ALIGN.
18666 (finalize_type_size): Ditto.
18667 (finish_builtin_struct): Ditto.
18668 (layout_type): Ditto.
18669 (initialize_sizetypes): Ditto.
18670 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18671 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18672 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18673 (get_chain_field): Ditto.
18674 (get_trampoline_type): Ditto.
18675 (get_nl_goto_field): Ditto.
18676 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18678 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18679 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18680 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18681 (build_qualified_type): Use SET_TYPE_ALIGN.
18682 (build_aligned_type, build_range_type_1): Ditto.
18683 (build_atomic_base): Ditto.
18684 (build_common_tree_nodes): Ditto.
18685 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18686 (expand_one_stack_var_at): Ditto.
18687 * coverage.c (build_var): Use SET_DECL_ALIGN.
18688 * except.c (init_eh): Ditto.
18689 * function.c (assign_parm_setup_block): Ditto.
18690 * symtab.c (increase_alignment_1): Ditto.
18691 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18692 * tree-vect-stmts.c (ensure_base_align): Ditto.
18693 * varasm.c (align_variable): Ditto.
18694 (assemble_variable): Ditto.
18695 (build_constant_desc): Ditto.
18696 (output_constant_def_contents): Ditto.
18698 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18699 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18700 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18701 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18702 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18704 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18707 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18708 replace %vmovsd with "%vmovq".
18709 (vec_concatv2df): Likewise.
18711 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18713 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18714 (*vec_extractv2si_0): Ditto.
18715 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18716 (zero_extended_scalar_load_operand splitters): Ditto.
18717 (vec_extract splitters): Ditto.
18718 (*vec_extractv4si_0_zext): Ditto.
18719 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18720 and lowpart_subreg.
18721 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18722 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18723 (*sse4_1_extractps): Use lowpart_subreg.
18724 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18726 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18728 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18730 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18731 Mention Solaris 11 packaging changes.
18732 Update gas and gld requirements.
18733 Remove reference to pre-Solaris 10 bug.
18734 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18736 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18739 2016-04-17 Jan Hubicka <jh@suse.cz>
18741 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18742 max_loop_iterations_int.
18744 2016-04-18 Richard Biener <rguenther@suse.de>
18746 PR tree-optimization/43434
18747 * tree-ssa-structalias.c (struct vls_data): New.
18748 (visit_loadstore): Handle all pointer-based accesses.
18749 (compute_dependence_clique): Compute a bitmap of restrict tags
18750 assigned bases and pass it to visit_loadstore.
18752 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18755 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18756 armv8.1-a and armv8.1-a+crc.
18758 2016-04-18 Richard Biener <rguenther@suse.de>
18760 PR tree-optimization/70701
18761 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18762 references after translating through a memcpy.
18764 2016-04-18 Richard Biener <rguenther@suse.de>
18766 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18767 (compute_antic): ... here. For partial antic use regular
18768 postorder and scrap iteration.
18769 (compute_partial_antic_aux): Remove unused return value.
18770 (init_pre): Do not allocate postorder.
18771 (fini_pre): Do not free postorder.
18773 2016-04-18 Richard Biener <rguenther@suse.de>
18775 PR middle-end/37870
18776 * expmed.c (extract_bit_field_1): Remove broken case
18777 using a wider MODE_INT mode.
18779 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18781 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18782 unless compiling with at least GCC-4.8.
18784 2016-04-17 Jan Hubicka <jh@suse.cz>
18787 * graphite.c (graphite_finalize): Update call to
18788 tree_estimate_probability.
18789 * predict.h (tree_estimate_probability): Update prototype.
18791 2016-04-17 Jan Hubicka <jh@suse.cz>
18793 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18794 (tree_estimate_probability): Likewise.
18795 (pass_profile::execute): Update.
18796 (report_predictor_hitrates): New function.
18797 * profile.c (compute_branch_probabilities): Use it.
18798 * predict.h (report_predictor_hitrates): Declare.
18800 2016-04-17 Jan Hubicka <jh@suse.cz>
18803 * cgraph.h (cgraph_node::set_const_flag,
18804 cgraph_node::set_pure_flag): Update prototype to return bool;
18806 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18807 of interposable symbol are interposable, too.
18808 (cgraph_set_const_flag_1): Rename to ...
18809 (set_const_flag_1): ... this one; change to self recursive function
18810 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18811 clearnig the flag in all variants and also virtual thunks of const
18812 functions are pure; track if any change was done.
18813 (cgraph_node::set_const_flag): Update.
18814 (struct set_pure_flag_info): New struct.
18815 (cgraph_set_pure_flag_1): Rename to ...
18816 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18817 rather than pointer encoded flags; track if any changes was done;
18818 handle correctly clearning flag and setting flag of aliases already
18820 (cgraph_node::set_pure_flag): Update.
18821 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18823 2016-04-17 Tom de Vries <tom@codesourcery.com>
18826 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18827 backslash in label.
18829 2016-04-17 Tom de Vries <tom@codesourcery.com>
18831 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18832 '{}<> ' as escape-for-record.
18834 2016-04-17 Tom de Vries <tom@codesourcery.com>
18836 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18839 2016-04-17 Tom de Vries <tom@codesourcery.com>
18842 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18843 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18844 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18845 * passes.c (finish_optimization_passes): Only call
18846 finish_graph_dump_file if dfi->graph_dump_initialized.
18847 (execute_function_dump, pass_init_dump_file): Use
18848 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18850 2016-04-17 Tom de Vries <tom@codesourcery.com>
18852 PR tree-optimization/70256
18853 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18854 (debug_varmap): New function.
18856 2016-04-17 Tom de Vries <tom@codesourcery.com>
18859 * passes.c (pass_manager::register_pass): Propagate pflags.
18861 2016-04-17 Tom de Vries <tom@codesourcery.com>
18864 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18865 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18866 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18867 check if it's equal to p_start.
18868 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18870 2016-04-15 Jan Hubicka <jh@suse.cz>
18873 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18874 function does not bind to current def.
18875 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18876 handle conservatively calls to functions that does not need to bind
18878 (check_call): Update call of worse_state.
18879 (ignore_edge_for_nothrow): Update.
18880 (ignore_edge_for_pure_const): Likewise.
18881 (propagate_pure_const): Update calls to worse_state.
18882 (skip_function_for_local_pure_const): Reformat comments.
18884 2016-04-15 Jan Hubicka <jh@suse.cz>
18887 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18888 (cgraph_node::function_symbol): Likewise.
18889 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18890 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18891 (symtab_node::ultimate_alias_target): Add REF parameter.
18892 (symtab_node::binds_to_current_def_p): Declare.
18893 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18894 (cgraph_node::function_symbol): Likewise.
18895 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18896 (cgraph_node::get_availability): Likewise.
18897 (cgraph_edge::binds_to_current_def_p): New inline function.
18898 (varpool_node::get_availability): Add REF parameter.
18899 (varpool_node::ultimate_alias_target): Likewise.
18900 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18901 (symtab_node::binds_to_current_def_p): Likewise.
18902 * varpool.c (varpool_node::get_availability): Likewise.
18904 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18907 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18908 Fix mode size check.
18910 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18912 * BASE-VER: Set to 7.0.0.
18914 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18916 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18918 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18920 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18921 architecture revisions.
18923 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18925 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18926 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18927 * config/i386/i386.md (stack decrement to push peepholes): Guard
18928 with !x86_using_red_zone ().
18930 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18933 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18934 to dump_generic_node.
18935 (NIY): Pass also flags to do_niy.
18937 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18939 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18940 (simd_clone_vector_of_formal_parm_types)
18941 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18942 (simd_clone_mangle, simd_clone_create)
18943 (simd_clone_adjust_return_type, create_tmp_simd_array)
18944 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18945 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18946 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18947 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18948 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18949 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18950 * omp-simd-clone.c: ... this new file.
18951 (simd_clone_vector_of_formal_parm_types): Make it static.
18952 * Makefile.in (OBJS): Add omp-simd-clone.o.
18954 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18957 * config/i386/sse.md: Use proper memory operand modifiers.
18960 2016-04-15 Richard Biener <rguenther@suse.de>
18961 Alan Modra <amodra@gmail.com>
18963 PR tree-optimization/70130
18964 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18965 when alignment stays not the same and no not use the realign
18968 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18971 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18972 direct move handlers for KFmode. Change TFmode handlers test from
18973 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18975 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18978 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18979 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18980 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18981 * tree-ssa-live.c (remove_unused_scope_block_p): When
18982 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18983 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18984 block_ultimate_origin is FUNCTION_DECL.
18985 (remove_unused_locals): If current_function_decl is
18986 polymorphic_ctor_dtor_p, pass initial true to
18987 remove_unused_scope_block_p' is_ctor_dtor_block.
18989 2016-04-14 Martin Sebor <msebor@redhat.com>
18994 * doc/extend.texi (Variable Length): Revert.
18996 2016-04-14 Marek Polacek <polacek@redhat.com>
18997 Jan Hubicka <hubicka@ucw.cz>
19000 * tree.c (verify_type): Disable the canonical type of main variant
19003 2016-04-14 Jason Merrill <jason@redhat.com>
19005 * cfgexpand.c, expr.c: Revert previous change.
19007 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19009 PR middle-end/70643
19010 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19011 when building a mem ref for the incoming reduction variable.
19013 2016-04-14 Richard Biener <rguenther@suse.de>
19015 PR tree-optimization/70614
19016 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19017 loop if the evolution dropped to chrec_dont_know.
19018 (interpret_condition_phi): Likewise.
19020 2016-04-14 Richard Biener <rguenther@suse.de>
19022 PR tree-optimization/70623
19023 * tree-ssa-pre.c (changed_blocks): Make global ...
19024 (compute_antic): ... local here. Move and fix worklist
19025 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19026 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19027 worklist handling, dump when ANTIC_IN changed.
19028 (compute_partial_antic_aux): Remove worklist handling.
19029 (init_pre): Do not compute post dominators. Add a comment about
19030 the CFG order chosen.
19031 (fini_pre): Do not free post dominators.
19033 2016-04-13 Martin Sebor <msebor@redhat.com>
19038 * doc/extend.texi (Variable Length): Document C++ specifics.
19040 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19043 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19044 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19045 eh edges have been purged.
19048 * tree-sra.c (create_access_replacement,
19049 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19051 * tree-pretty-print.c (dump_fancy_name): New function.
19052 (dump_decl_name, dump_generic_node): Use it.
19054 2016-04-13 Jason Merrill <jason@redhat.com>
19056 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19057 * expr.c (expand_expr_real_1): Likewise.
19059 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19061 * config/i386/i386.md (kunpckhi): Swap operands.
19062 (kunpcksi): Likewise.
19063 (kunpckdi): Likewise.
19064 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19065 (vec_pack_trunc_<mode>): Likewise.
19067 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19070 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19072 PR middle-end/70633
19073 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19074 gimplification turns some element into non-constant.
19077 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19078 * explow.c (convert_memory_address_addr_space_1): No longer static,
19079 add NO_EMIT argument and don't call convert_modes if true, pass
19080 it down recursively, remove break after return.
19081 (convert_memory_address_addr_space): Adjust caller.
19082 * simplify-rtx.c (simplify_unary_operation_1): Call
19083 convert_memory_address_addr_space_1 instead of convert_memory_address,
19084 if it returns NULL, don't simplify.
19086 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19089 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19091 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19093 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19094 Bump the upper SIMDLEN limits, so that if the return type or
19095 characteristic type if the return type is void can be passed in
19096 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19099 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19102 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19103 Do not use "=" constraint on an input constraint.
19104 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19105 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19106 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19107 generates (neg (abs ...)) instead of (abs ...).
19109 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19111 PR rtl-optimization/70596
19112 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19113 just invalidate LRA data and reset them. Adjust dump wording.
19115 2016-04-12 Martin Liska <mliska@suse.cz>
19118 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19120 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19122 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19123 max_loop_iterations_int.
19124 (tree_unswitch_outer_loop): Likewise.
19125 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19126 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19128 2016-04-12 Tom de Vries <tom@codesourcery.com>
19130 PR tree-optimization/68756
19131 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19132 instead of new_name.
19134 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19136 PR tree-optimization/70602
19137 * tree-sra.c (generate_subtree_copies): Don't write anything into
19138 constant pool decls.
19140 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19141 regardless whether there are depend clauses or not.
19143 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19146 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19147 target attribute and pragma from changing the -mfloat128
19148 and -mfloat128-hardware options.
19150 * doc/extend.texi (Additional Floating Types): Document PowerPC
19151 __float128 restrictions.
19153 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19156 * config/aarch64/driver-aarch64.c
19157 (aarch64_get_extension_string_for_isa_flags): New.
19158 (arch_extension): Rename to...
19159 (aarch64_arch_extension): ...This.
19160 (ext_to_feat_string): Rename to...
19161 (aarch64_extensions): ...This.
19162 (aarch64_core_data): Keep track of architecture extension flags.
19163 (cpu_data): Rename to...
19164 (aarch64_cpu_data): ...This.
19165 (aarch64_arch_driver_info): Keep track of architecture extension
19167 (get_arch_name_from_id): Rename to...
19168 (get_arch_from_id): ...This, change return type.
19169 (host_detect_local_cpu): Update and reformat for renames, handle
19170 extensions through common infrastructure.
19172 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19175 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19176 track of a canonical flag name.
19177 (all_extensions): Likewise.
19178 (arch_to_arch_name): Also track extension flags enabled by the arch.
19179 (all_architectures): Likewise.
19180 (aarch64_parse_extension): Move to here.
19181 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19183 (aarch64_rewrite_selected_cpu): Update for above change.
19184 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19185 are handled, such that the single explicit value enabled by an
19186 extension is kept seperate from the implicit values it also enables.
19187 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19189 (aarch64_parse_extension): New.
19190 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19191 here to config/aarch64/aarch64-protos.h.
19192 (aarch64_parse_extension): Move from here to
19193 common/config/aarch64/aarch64-common.c.
19194 (aarch64_option_print): Update.
19195 (aarch64_declare_function_name): Likewise.
19196 (aarch64_start_file): Likewise.
19197 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19198 the canonical flag for extensions.
19199 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19202 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19204 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19207 2016-04-09 Tom de Vries <tom@codesourcery.com>
19209 PR tree-optimization/68953
19210 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19211 first to last subscript.
19213 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19215 PR tree-optimization/70586
19216 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19219 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19223 PR tree-optimization/70373
19224 PR middle-end/70533
19225 PR middle-end/70534
19226 PR middle-end/70535
19227 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19228 clauses for acc parallel reductions as necessary. Error on those
19230 * omp-low.c (scan_sharing_clauses): Don't install variables which
19231 are used in acc parallel reductions.
19232 (lower_rec_input_clauses): Remove dead code.
19233 (lower_oacc_reductions): Add support for reference reductions.
19234 (lower_reduction_clauses): Remove dead code.
19235 (lower_omp_target): Don't remap variables appearing in acc parallel
19237 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19239 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19241 PR middle-end/70593
19242 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19243 with multiple SSA_NAME defs, force the outputs other than first
19244 to be live before calling live_track_process_def on each output.
19246 PR rtl-optimization/70574
19247 * fwprop.c (forward_propagate_and_simplify): Don't add
19248 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19249 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19250 paradoxical subregs within *loc.
19252 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19254 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19255 -ftree-parallelize-loops={0,1}.
19256 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19257 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19258 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19259 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19260 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19262 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19265 * asan.c (instrument_derefs): If we get unknown location, extract it
19266 with EXPR_LOCATION.
19267 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
19269 2016-04-08 Tom de Vries <tom@codesourcery.com>
19271 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
19272 implicit firstprivate clause.
19274 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19277 * config/arm/thumb2.md (tst + branch-> lsls + branch
19278 peephole below *orsi_not_shiftsi_si): Require that condition
19279 register is dead after the peephole.
19280 (second peephole after the above): Likewise.
19282 2016-04-08 Alan Modra <amodra@gmail.com>
19285 * builtins.c (fold_builtin_classify): For IBM extended precision,
19286 look at just the high-order double to test for NaN.
19287 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
19288 test just the high double for Inf but both doubles for subnormal
19291 2016-04-07 Jakub Jelinek <jakub@redhat.com>
19293 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
19294 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
19295 node->simdclone->mask_mode != VOIDmode masks.
19296 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
19297 earlier, use it instead of node->simdclone.
19298 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19299 Set clonei->mask_mode.
19301 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19304 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
19305 Pass it through to cp_parser_already_scoped_statement.
19306 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
19307 it through to cp_parser_statement.
19308 (cp_parser_statement): Pass IF_P through to
19309 cp_parser_iteration_statement.
19310 (cp_parser_pragma): Adjust call to
19311 cp_parser_iteration_statement.
19313 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19316 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
19317 resolve a future -Wparentheses warning.
19318 * omp-low.c (scan_sharing_clauses): Likewise.
19319 * tree-parloops.c (eliminate_local_variables): Likewise.
19321 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
19323 PR rtl-optimization/70398
19324 * lra-constraints.c (process_address_1): Check zero scale and code
19325 for reloading with zero scale.
19327 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
19329 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
19330 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
19332 2016-04-06 Jakub Jelinek <jakub@redhat.com>
19334 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19335 Add support for AVX512F clones, include them by default for
19336 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
19337 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
19340 PR middle-end/70550
19341 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
19342 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
19343 firstprivate clauses.
19344 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
19345 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
19346 (lower_omp_target): Set TREE_NO_WARNING for
19347 non-addressable possibly uninitialized vars which are copied into
19348 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
19350 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
19352 * config/pa/predicates.md (integer_store_memory_operand): Accept
19353 REG+D operands with a large offset when reload_in_progress is true.
19354 (floating_point_store_memory_operand): Likewise.
19356 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19359 * match.pd (nested int casts): Limit to GIMPLE.
19361 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
19364 * ipa-devirt.c (maybe_record_node): Fix comment; use
19365 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
19367 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19369 PR rtl-optimization/70542
19370 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
19371 if there are any uses other than insn or debug insns.
19373 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
19374 Jakub Jelinek <jakub@redhat.com>
19376 PR tree-optimization/70509
19377 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
19378 Shift HOST_WIDE_INT_1U instead of 1.
19380 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
19382 PR tree-optimization/70509
19383 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
19384 of the vector base type for index.
19386 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
19389 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
19391 2016-04-05 Richard Biener <rguenther@suse.de>
19393 PR tree-optimization/70526
19394 * tree-sra.c (build_ref_for_offset): Use prev_base to
19395 extract the alias pointer type.
19397 2016-04-05 Richard Biener <rguenther@suse.de>
19399 * dse.c (struct store_info): Remove alias_set member.
19400 (struct read_info_type): Likewise.
19401 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19402 spill_deleted, clear_alias_set_lookup): Remove.
19403 (get_group_info): Remove dead base == NULL_RTX case.
19404 (dse_step0): Remove initialization of removed variables.
19405 (delete_dead_store_insn): Reomve alias set dumping.
19406 (free_read_records): Remove alias_set handling.
19407 (canon_address): Remove alias_set_out parameter.
19408 (record_store): Remove spill_alias_set, it's always zero.
19409 (check_mem_read_rtx): Likewise.
19410 (dse_step2): Rename from ...
19411 (dse_step2_nospill): ... this. Adjust.
19412 (scan_stores): Rename from ...
19413 (scan_stores_nospill): ... this.
19414 (scan_reads): Rename from ...
19415 (scan_reads_nospill): ... this.
19416 (scan_stores_spill, scan_reads_spill): Remove.
19417 (dse_step3_scan): Remove for_spills argument which is always false.
19418 (dse_step3): Likewise.
19419 (dse_step5): Rename from ...
19420 (dse_step5_nospill): ... this. Remove alias_set handling.
19421 (rest_of_handle_dse): Adjust.
19423 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19426 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19427 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19428 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19429 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19431 2016-04-05 Richard Biener <rguenther@suse.de>
19433 PR middle-end/70499
19434 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19435 non-register type temporaries into SSA.
19437 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19440 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19441 calls when sanitizing.
19442 (possible_polymorphic_call_target_p): Fix formatting.
19444 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19445 Jakub Jelinek <jakub@redhat.com>
19447 PR middle-end/70457
19448 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19449 to ensure a call statement is compatible with a built-in's
19451 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19454 2016-04-04 Richard Biener <rguenther@suse.de>
19456 PR rtl-optimization/70484
19457 * rtl.h (canon_output_dependence): Declare.
19458 * alias.c (canon_output_dependence): New function.
19459 * dse.c (record_store): Use canon_output_dependence rather
19460 than canon_true_dependence.
19462 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19465 * cgraph.h (symtab_node::copy_visibility_from): New function.
19466 * symtab.c (symtab_node::copy_visibility_from): New function.
19467 * ipa-visibility.c (optimize_weakref): New function.
19468 (function_and_variable_visibility): Use it.
19470 2016-04-04 Martin Liska <mliska@suse.cz>
19473 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19474 value that is really in range handled by SBR instruction.
19475 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19476 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19477 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19479 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19483 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19484 set, but not for SP_REG operands.
19486 2016-04-02 Martin Sebor <msebor@redhat.com>
19489 * fold-const.c (maybe_nonzero_address): New function.
19490 (fold_comparison): Call it. Fold equality and relational
19491 expressions involving null pointers.
19492 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19494 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19496 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19497 the "Y" constraint (scalar FP 0.0 immediate).
19499 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19500 Add the "const_double" to the list of operand constraints.
19502 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19504 PR rtl-optimization/70467
19505 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19506 If low word of the last operand is 0, just emit addition/subtraction
19509 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19512 * config/s390/s390.c (s390_expand_insv): Check for everything
19513 constant instead of just VOIDmode stuff.
19515 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19518 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19520 2016-04-01 Nathan Sidwell <nathan@acm.org>
19522 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19524 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19526 PR rtl-optimization/70461
19527 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19530 2016-03-31 Martin Liska <mliska@suse.cz>
19533 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19534 a tree value or an immediate integer value to a buffer
19535 that is eventually copied to a BRIG section.
19536 (emit_immediate_operand): Call the function here.
19537 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19538 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19539 of class' fields that are removed.
19540 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19541 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19542 m_brig_repr_size fields.
19544 2016-03-31 Martin Liska <mliska@suse.cz>
19547 * hsa-gen.c (hsa_function_representation::update_dominance): New
19549 (convert_addr_to_flat_segment): Likewise.
19550 (gen_hsa_memory_set): New alignment argument.
19551 (gen_hsa_ctor_assignment): Likewise.
19552 (gen_hsa_insns_for_single_assignment): Provide alignment
19553 to gen_hsa_ctor_assignment.
19554 (gen_hsa_insns_for_direct_call): Add new argument.
19555 (expand_lhs_of_string_op): New function.
19556 (expand_string_operation_builtin): Likewise.
19557 (expand_memory_copy): New function.
19558 (expand_memory_set): New function.
19559 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19560 (convert_switch_statements): Change signature.
19561 (generate_hsa): Use a return value of the function.
19562 (pass_gen_hsail::execute): Do not call
19563 convert_switch_statements here.
19564 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19565 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19566 (hsa_function_representation::update_dominance): New function.
19568 2016-03-31 Martin Liska <mliska@suse.cz>
19571 * hsa-brig.c (emit_directive_variable): Emit alignment
19572 according to hsa_symbol::m_align.
19573 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19574 (dump_hsa_symbol): Dump alignment of HSA symbols.
19575 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19576 (gen_hsa_addr_with_align): New function.
19577 (hsa_bitmemref_alignment): Use newly added function.
19578 (gen_hsa_insns_for_load): Likewise.
19579 (gen_hsa_insns_for_store): Likewise.
19580 (gen_hsa_memory_copy): New argument added.
19581 (gen_hsa_insns_for_single_assignment): Respect
19582 alignment for assignments processed via gen_hsa_memory_copy.
19583 (gen_hsa_insns_for_direct_call): Likewise.
19584 (gen_hsa_insns_for_return): Likewise.
19585 (gen_function_def_parameters): Set default alignment.
19586 * hsa.c (hsa_object_alignment): New function.
19587 (hsa_byte_alignment): Pasted function.
19588 * hsa.h (hsa_symbol::m_align): New field.
19590 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19592 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19593 scratch field for goto case.
19595 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19597 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19599 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19602 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19603 (scalar_chain::convert_insn): Call convert_op for reg
19604 moves to handle undefined registers.
19606 2016-03-31 Nathan Sidwell <nathan@acm.org>
19609 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19610 Assert we don't want to move backwards.
19612 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19615 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19617 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19619 PR rtl-optimization/70460
19620 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19621 with operand from REG_LABEL_OPERAND, instead substitute
19622 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19623 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19625 2016-03-31 Martin Liska <mliska@suse.cz>
19627 * passes.c (execute_one_pass): Do not call
19628 todo_after for a discarded function.
19630 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19632 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19633 (no_cost, infinite_cost): Initialize the new field.
19634 (get_computation_cost_at): Record setup cost.
19635 (determine_use_iv_cost_address): Skip cost computation for sub
19636 uses if we can estimate it without losing accuracy.
19638 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19640 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19642 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19643 max_loop_iterations_int.
19644 (tree_unswitch_outer_loop): Likewise.
19645 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19646 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19648 2016-03-30 Richard Biener <rguenther@suse.de>
19650 PR middle-end/70450
19651 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19653 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19656 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19657 in gen_blendm expander.
19659 2016-03-30 Nick Clifton <nickc@redhat.com>
19662 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19663 case where we are already provided with an SImode SUBREG.
19665 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19668 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19669 conflict between DRAP register and __builtin_eh_return.
19671 2016-03-30 Michael Matz <matz@suse.de>
19672 Richard Biener <rguenther@suse.de>
19675 * ipa-polymorphic-call.c (struct type_change_info): Change
19676 speculative to an unsigned allowing to limit the work we do.
19677 (csftc_abort_walking_p): New inline function..
19678 (check_stmt_for_type_change): Limit the number of may-defs
19679 skipped for speculative devirtualization to
19680 max-speculative-devirt-maydefs.
19681 * params.def (max-speculative-devirt-maydefs): New param.
19682 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19684 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19687 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19690 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19692 PR tree-optimization/59124
19693 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19694 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19696 2016-03-29 Jeff Law <law@redhat.com>
19698 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19700 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19702 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19705 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19707 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19708 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19709 gcrt0.o if linking dynamically.
19711 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19714 * ipa-devirt.c (methods_equal_p): New function.
19715 (compare_virtual_tables): Use it.
19716 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19717 * cgraphclones.c (clone_function_name_1): Use
19718 symbol_table::symbol_suffix_separator.
19719 * coverage.c (build_var): Likewise.
19720 * symtab.c (symbol_table::symbol_suffix_separator): New.
19722 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19724 PR rtl-optimization/70429
19725 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19726 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19727 mode != result_mode.
19730 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19732 PR tree-optimization/70405
19733 * ssa-iterators.h (num_imm_uses): Add missing braces.
19735 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19737 PR rtl-optimization/68695
19738 * ira-color.c (allocno_copy_cost_saving): New.
19739 (improve_allocation): Use it.
19741 2016-03-29 Richard Henderson <rth@redhat.com>
19743 PR middle-end/70355
19744 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19746 2016-03-29 Richard Biener <rguenther@suse.de>
19748 PR middle-end/70424
19749 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19750 use alignment returned by get_pointer_alignment_1 if it is
19751 bigger than BITS_PER_UNIT.
19752 * builtins.c (get_pointer_alignment_1): Do not return true
19753 for alignment extracted from SSA info.
19755 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19757 * config/ft32/ft32.opt (mnodiv): New.
19758 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19759 * doc/invoke.texi (FT32 Options -mnodiv): New.
19761 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19764 * config/i386/i386.md (define_split, andn): Fix modes.
19766 2016-03-26 Richard Biener <rguenther@suse.de>
19767 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19770 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19772 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19773 as 2nd argument to cl_optimization_restore().
19775 2016-03-25 Richard Henderson <rth@redhat.com>
19778 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19779 * config/aarch64/aarch64-protos.h: Declare it.
19780 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19782 2016-03-25 Alan Modra <amodra@gmail.com>
19785 * config/rs6000/constraints.md (j): Simplify.
19786 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19788 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19789 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19790 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19791 in all constraint alternatives.
19792 (movtd_64bit_nodm): Delete "j" constraint alternative.
19794 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19796 * tree-ssa-propagate.c: Enhance docs for
19797 SSA_PROP_NOT_INTERESTING.
19799 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19801 * doc/extend.texi: Fix typo in documentation to pure attribute.
19803 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19806 * config/pa/pa.md (bswapdi2): Use a scratch register.
19808 2016-03-24 Richard Henderson <rth@redhat.com>
19810 PR middle-end/69845
19811 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19814 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19816 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19817 using ix86_expand_binary_operator instead of gen_andsi3.
19819 2016-03-24 Richard Biener <rguenther@suse.de>
19821 PR tree-optimization/70396
19822 * tree-vect-stmts.c (vectorizable_comparison): Use
19823 get_vectype_for_scalar_type.
19825 2016-03-24 Richard Biener <rguenther@suse.de>
19827 PR middle-end/70370
19828 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19829 with register bases.
19831 2016-03-24 Richard Biener <rguenther@suse.de>
19833 PR tree-optimization/70372
19834 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19835 build_all_ones_cst to also handle vector types correctly.
19837 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19840 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19843 2016-03-23 Marek Polacek <polacek@redhat.com>
19846 * doc/invoke.texi: Document -Wignored-attributes.
19848 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19850 PR tree-optimization/69042
19851 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19852 parameter from 30 to 40.
19854 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19856 PR tree-optimization/69042
19857 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19858 for use with constant offset stripped in base.
19860 2016-03-23 Richard Biener <rguenther@suse.de>
19862 PR middle-end/70251
19863 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19864 mode compatibility check.
19865 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19867 2016-03-23 Jeff Law <law@redhat.com>
19869 PR tree-optimization/64058
19870 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19872 (struct ssa_conflicts): Move up earlier in the file.
19873 (conflicts_, var_map_): New static variables.
19874 (initialize_conflict_count): New function to initialize the
19875 CONFLICT_COUNT field for each conflict pair.
19876 (compare_pairs): Lazily initialize the conflict count and use it
19877 as the first tie-breaker.
19878 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19879 and wipe conflicts_ and map_ around the call to qsort. Remove
19880 special case for 2 coalesce pairs.
19881 * bitmap.c (bitmap_count_unique_bits): New function.
19882 (bitmap_count_bits_in_word): New function, extracted from
19884 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19885 * bitmap.h (bitmap_count_unique_bits): Declare it.
19887 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19890 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19891 transparent alias chain for decl assembler name.
19892 * config/sol2.c (solaris_assemble_visibility): Likewise.
19894 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19896 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19898 (v10_fdivs): Likewise.
19899 (v10_fdivd): Likewise.
19901 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19904 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19905 to not call fclose twice on file.
19907 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19909 PR tree-optimization/70354
19910 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19911 oprnd0 is wider than oprnd1 and there is a cast from the wider
19912 type to oprnd1, mask it with the mask of the narrower type.
19915 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19916 Optimize TARGET_STV splitters, if high or low word of last argument
19919 2016-03-22 Jeff Law <law@redhat.com>
19922 tree-ssa-threadbackward.c
19923 (fsm_find_control_statement_thread_paths): Correctly distinguish
19924 between old style jump threads vs FSM jump threads.
19926 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19929 * config/i386/i386.c (scalar_chain::convert_op): Support
19930 uninitialized register usage case.
19932 2016-03-22 Richard Biener <rguenther@suse.de>
19934 PR middle-end/70251
19935 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19937 (capture::gen_transform): ... to change behavior when substituting
19938 a condition into cond or not-cond expr context.
19939 (dt_simplify::gen_1): Adjust.
19940 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19941 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19942 last change and instead change to
19943 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19944 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19946 2016-03-22 Anthony Green <green@moxielogic.com>
19948 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19949 issue for moxiebox targets.
19950 (CC1PLUS_SPEC): Ditto.
19952 2016-03-22 Richard Biener <rguenther@suse.de>
19954 PR middle-end/70333
19955 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19958 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19960 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19962 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19965 * config/i386/i386.c (def_builtin): Handle
19966 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19968 (const struct builtin_description bdesc_special_args[]):
19969 Remove duplicate ISA bits.
19971 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19974 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19975 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19976 in a way that works also for AVX512BW.
19979 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19980 instead of source if operands[1] is xmm16 and above and
19981 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19982 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19985 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19986 on assign if (*from_p) is a comparison, set it to
19987 TREE_NO_WARNING (*from_p).
19989 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19991 PR middle-end/70326
19992 * lra.c (restore_scratches): Ignore deleted insns.
19994 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19995 Jakub Jelinek <jakub@redhat.com>
19997 PR tree-optimization/70317
19998 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20001 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20004 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20005 of ix86_expand_move.
20007 (movti): Use general_operand for operand 1 predicate.
20009 2016-03-21 Martin Liska <mliska@suse.cz>
20011 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20013 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20015 2016-03-21 Martin Liska <mliska@suse.cz>
20018 * ipa-icf.c (sem_function::parse): Skip static
20019 constructors and destructors.
20021 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20024 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20025 function-like macro, peek following token(s) if it is followed
20026 by CPP_OPEN_PAREN token with optional padding in between, and
20027 if not, don't treat it like a macro.
20029 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20030 Alexander Monakov <amonakov@ispras.ru>
20032 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20033 for the stabs debug format.
20035 2016-03-21 Richard Biener <rguenther@suse.de>
20037 PR tree-optimization/70310
20038 * tree-vect-generic.c (expand_vector_condition): Fold the built
20041 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20044 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20045 Block third alternative for AVX-512VL target,
20047 2016-03-21 Martin Liska <mliska@suse.cz>
20050 * hsa-brig.c (emit_function_directives): Mark unemitted
20051 global variables for emission.
20052 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20053 (get_symbol_for_decl): Likewise.
20054 * hsa.h (struct hsa_symbol): New flag.
20056 2016-03-21 Richard Biener <rguenther@suse.de>
20058 PR tree-optimization/70288
20059 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20060 we do not estimate unsimplified all-constant conditionals or
20061 switches as optimized away.
20063 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20065 PR rtl-optimization/69102
20066 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20067 when we have a readonly dependency context.
20069 2016-03-18 Jeff Law <law@redhat.com>
20071 PR rtl-optimization/70263
20072 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20073 (update_equiv_regs): When trying to move a store to after the insn
20074 that sets the source of the store, make sure the store occurs after
20075 the insn that sets the source of the store. When successful note
20076 the REG_EQUIV note created in the dump file.
20078 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20079 Bernd Schmidt <bschmidt@redhat.com>
20081 * doc/extend.texi: Document more potential problems with basic asms.
20083 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20085 PR rtl-optimization/70278
20086 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20089 2016-03-18 Jason Merrill <jason@redhat.com>
20091 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20093 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20095 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20096 values to 128b regs.
20098 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20100 PR tree-optimization/70252
20101 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20102 boolean vector has a proper number of elements.
20103 (supportable_narrowing_operation): Likewise.
20105 2016-03-18 Tom de Vries <tom@codesourcery.com>
20108 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20110 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20112 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20113 instead of replace_rtx for DEBUG_INSNs.
20115 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20117 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20118 load type reservations.
20120 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20123 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20124 define_constraint for "Q" and "T" constraints.
20126 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20128 Tweak the pipeline model for Exynos M1
20130 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20133 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20136 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20137 where one or both locations aren't within a line_map.
20139 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20142 * opts.c (finish_options): Don't set flag_pie to the default if
20143 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20146 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20148 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20149 true as ALL_REGS argument to replace_rtx.
20151 2016-03-17 Richard Biener <rguenther@suse.de>
20154 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20157 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20160 * rtl.h (replace_rtx): Add ALL_REGS argument.
20161 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20162 equality and assert mode is the same, instead of just rtx pointer
20164 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20165 true as ALL_REGS argument to replace_rtx.
20167 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20169 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20170 for boolean vector with vector mode only.
20171 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20173 2016-03-17 Nick Clifton <nickc@redhat.com>
20176 * config/rx/rx.c (rx_print_integer): Print negative constants in
20179 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20182 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20184 2016-03-16 Richard Henderson <rth@redhat.com>
20185 Richard Biener <rguenth@suse.de>
20187 PR middle-end/70240
20188 PR middle-end/68215
20190 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20191 first operand as is_gimple_condexpr.
20193 PR middle-end/70240
20194 PR middle-end/68215
20196 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20197 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20198 Do not gimplify the result.
20199 (do_unop): Adjust call to tree_vec_extract.
20200 (do_binop): Likewise.
20201 (do_compare): Likewise.
20202 (do_plus_minus): Likewise.
20203 (do_negate): Likewise.
20204 (expand_vector_condition): Likewise.
20205 (do_cond): Likewise.
20207 2016-03-16 Richard Henderson <rth@redhat.com>
20210 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20211 (aarch64_classify_address): Use it.
20212 (aarch64_legitimize_address): Force all subexpressions of PLUS
20213 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20215 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20216 Richard Biener <rguenth@suse.de>
20219 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20220 return to even if only REGNO is equal, and assert
20223 2016-03-11 Jeff Law <law@redhat.com>
20225 PR rtl-optimization/70224
20226 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20228 2016-03-16 Richard Henderson <rth@redhat.com>
20230 PR middle-end/70199
20231 * function.h (struct function): Add has_forced_label_in_static.
20232 * gimplify.c (force_labels_r): Set it.
20233 * lto-streamer-in.c (input_struct_function_base): Read it.
20234 * lto-streamer-out.c (output_struct_function_base): Write it.
20235 * tree-inline.c (has_label_address_in_static_1): Remove.
20236 (copy_forbidden): Remove fndecl parameter; test
20237 has_forced_label_in_static.
20238 (inline_forbidden_p): Update call to copy_forbidden.
20239 (tree_versionable_function_p): Likewise.
20240 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20241 (chkp_versioning): Likewise.
20242 * tree-inline.h (copy_forbidden): Update decl.
20244 2016-03-16 Marek Polacek <polacek@redhat.com>
20247 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20248 function being thunked if the result type doesn't have fixed size.
20249 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20250 doesn't have fixed size.
20252 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20254 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20255 reporting malformed loop nest.
20257 2016-03-16 Tom de Vries <tom@codesourcery.com>
20260 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20261 nodes.length () == 1 test to before first nodes[0] access.
20263 2016-03-16 Tom de Vries <tom@codesourcery.com>
20265 PR tree-optimization/68715
20266 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20267 single_pred_p test.
20269 2016-03-16 Tom de Vries <tom@codesourcery.com>
20271 PR tree-optimization/68809
20272 * graphite-scop-detection.c (same_close_phi_node): Test if result types
20275 2016-03-16 Carlos O'Donell <carlos@redhat.com>
20276 Sandra Loosemore <sandra@codesourcery.com>
20278 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
20279 on leaf attribute. Mention ELF interposition problems.
20281 2016-03-16 Alan Modra <amodra@gmail.com>
20283 PR rtl-optimization/69195
20284 PR rtl-optimization/47992
20285 * ira.c (indirect_jump_optimize): Ignore artificial defs.
20288 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
20291 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
20293 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20295 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
20297 2016-03-15 Jakub Jelinek <jakub@redhat.com>
20299 PR rtl-optimization/70222
20300 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
20301 optimization if mode is different from result_mode, queue up masking
20302 of the result in outer_op. Formatting fix.
20304 PR middle-end/70239
20305 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
20308 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20310 PR rtl-optimization/69032
20311 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
20312 looping backwards over basic block insns.
20314 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20317 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
20318 to non-speculative when propagating trap bits.
20320 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20322 PR rtl-optimization/63384
20323 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
20324 DEBUG_INSN_P insns.
20326 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20329 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
20330 factored out from ...
20331 (sched_analyze_insn): ... here.
20332 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
20333 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
20334 get_implicit_reg_pending_clobbers in it.
20335 (setup_id_reg_sets): Use setup_id_implicit_regs.
20336 (deps_init_id): Ditto.
20338 2016-03-15 Tom de Vries <tom@codesourcery.com>
20341 * cgraph.c (cgraph_node::get_body): Save, reset and restore
20343 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
20344 execute_function_dump.
20345 (execute_one_pass): Don't dump function if it will be dumped after ipa
20348 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
20350 * genrecog.c (match_pattern_2): If pred is NULL don't call
20351 safe_predicate_mode on it.
20353 2016-03-14 Jakub Jelinek <jakub@redhat.com>
20355 PR middle-end/70219
20356 * lra-constraints.c (delete_move_and_clobber): Change assertion
20357 to also allow dregno == 0.
20359 2016-03-14 Richard Henderson <rth@redhat.com>
20362 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
20363 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
20364 (reassociate_bb): Use optimize_vec_cond_expr; avoid
20365 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
20368 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
20371 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
20373 (lra_create_live_ranges_1): initialize hard register biggest_mode to
20375 * lra-constraints.c (split_reg): For hard regs, try to find the
20376 biggest single-register mode used in the function.
20378 2016-03-14 Richard Biener <rguenther@suse.de>
20380 PR tree-optimization/56365
20381 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
20382 constants to compare against.
20384 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
20387 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
20388 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
20389 (define_split for the GPR case): Use int_reg_operand instead of
20390 gpc_reg_operand for the output.
20392 2016-03-14 Tom de Vries <tom@codesourcery.com>
20394 PR tree-optimization/70045
20395 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
20396 create_empty_if_region_on_edge argument.
20398 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
20400 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
20401 (STACK_CHECK_PROTECT): Likewise.
20402 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20403 (STACK_CHECK_PROTECT): Likewise.
20404 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20405 (STACK_CHECK_PROTECT): Likewise.
20406 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20407 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20408 (STACK_CHECK_PROTECT): Likewise.
20410 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20412 PR rtl-optimization/69307
20413 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20414 registers in modes that span more than one register.
20416 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20419 * lra-constraints.c (delete_move_and_clobber): New.
20420 (remove_inheritance_pseudos): Use it.
20422 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20425 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20426 the libcall is LCT_THROW.
20427 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20428 for the checking routine.
20430 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20433 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20434 optimization if we have direct move.
20435 (roundu32<mode>2_fprs): Likewise.
20437 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20440 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20442 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20443 Arguments swapped. All callers changed. Take reg_renumber into
20444 account, and Calculate and compare register ranges for hard regs.
20446 2016-03-11 Jeff Law <law@redhat.com>
20448 PR tree-optimization/70190
20449 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20450 Handle cases where we can not extract the taken edge, even though we
20451 found a constant value.
20453 PR tree-optimization/64058
20454 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20455 (num_coalesce_pairs): Move up earlier in file.
20456 (find_coalesce_pair): Initialize the INDEX field for each pair
20458 (compare_pairs): No longer sort on the elements in each pair.
20459 Instead break ties with the index of the coalesce pair.
20461 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20464 * config/aarch64/aarch64-protos.h
20465 (aarch64_save_restore_target_globals): New prototype.
20466 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20467 Call the above when popping pragma.
20468 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20470 (aarch64_set_current_function): Rewrite using the above.
20472 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20474 PR tree-optimization/70177
20475 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20476 (extract_ops_from_tree): ... this. In the 2 argument
20477 overload remove _1 suffix.
20478 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20479 (extract_ops_from_tree): ... this.
20480 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20482 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20483 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20484 extract_ops_from_tree instead of 2 operand one.
20486 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20488 PR tree-optimization/70013
20489 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20490 for constant-pool entries.
20492 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20494 PR rtl-optimization/70174
20495 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20496 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20498 PR tree-optimization/70169
20499 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20500 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20503 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20504 Jakub Jelinek <jakub@redhat.com>
20507 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20508 of uninitialized values.
20510 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20512 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20514 ("*trunctddd2"): New pattern definition.
20515 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20518 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20520 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20521 definitions for BFP and DFP rounding modes.
20522 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20523 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20524 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20525 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20528 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20530 * config/s390/constraints.md: Adjust comment.
20531 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20532 s390_decompose_addrstyle_without_index.
20533 * config/s390/predicates.md (shift_count_or_setmem_operand):
20534 Rename to setmem_operand.
20535 * config/s390/s390-protos.h
20536 (s390_decompose_shift_count): Rename to
20537 s390_decompose_addrstyle_without_index.
20538 * config/s390/s390.c (s390_decompose_shift_count)
20539 (s390_mem_constraint, print_shift_count_operand)
20540 (print_operand_address, print_operand): Rename
20541 s390_decompose_shift_count to
20542 s390_decompose_addrstyle_without_index and rename
20543 print_shift_count_operand to print_addrstyle_operand troughout the
20545 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20546 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20547 Rename shift_count_or_setmem_operand to setmem_operand.
20548 * config/s390/vx-builtins.md ("vec_insert<mode>")
20549 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20552 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20555 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20556 Handle overlapping retval and newval.
20558 2016-03-10 Nick Clifton <nickc@redhat.com>
20561 * config/aarch64/aarch64.c
20562 (aarch64_override_options_after_change_1): When forcing
20563 flag_omit_frame_pointer to be true, use a special value that can
20564 be detected if this function is called again, thus preventing
20565 flag_omit_leaf_frame_pointer from being forced to be false.
20567 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20569 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20570 Set x_flag_omit_leaf_frame_pointer when handling
20571 -momit-leaf-frame-pointer.
20573 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20576 * cgraph.c (cgraph_node::dump): Dump split_part and
20577 indirect_call_target.
20578 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20579 * ipa.c (has_addr_references_p): Cleanup.
20580 (is_indirect_call_target_p): New.
20581 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20582 called indirectly as local.
20583 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20585 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20588 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20589 on cxa_pure_virtual.
20591 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20594 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20596 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20599 * tree.c (need_assembler_name_p): Only record main variant type names.
20601 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20604 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20605 Always define to 0 or 1.
20606 (TARGET_FIX_ERR_A53_843419): New macro.
20607 * config/aarch64/aarch64-elf-raw.h
20608 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20609 * config/aarch64/aarch64-linux.h: Likewise.
20610 * config/aarch64/aarch64.c
20611 (aarch64_override_options_after_change_1): Do not default
20612 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20614 (aarch64_attributes): Handle fix-cortex-a53-843419.
20615 (aarch64_can_inline_p): Likewise.
20616 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20618 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20619 Jakub Jelinek <jakub@redhat.com>
20621 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20622 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20623 DECL_COMMONS if flag_unconstrained_commons is set.
20624 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20625 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20626 (funconstrained-commons): Document.
20628 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20630 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20631 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20633 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20635 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20636 has a proper number of elements.
20638 2016-03-10 Alan Modra <amodra@gmail.com>
20640 PR rtl-optimization/69195
20641 PR rtl-optimization/47992
20642 * ira.c (recorded_label_ref): Delete.
20643 (update_equiv_regs): Return void.
20644 (indirect_jump_optimize): New function.
20645 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20646 before regstat_compute_ri. Don't rebuild_jump_labels here.
20647 Delete update_regstat.
20649 2016-03-10 Richard Biener <rguenther@suse.de>
20651 PR tree-optimization/70128
20652 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20653 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20655 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20657 PR tree-optimization/70152
20658 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20659 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20662 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20663 instead of gen_sse2_loadlpd.
20664 * config/i386/sse.md (*vec_concatv2df): Rename to...
20665 (vec_concatv2df): ... this.
20667 PR tree-optimization/70127
20668 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20670 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20674 * diagnostic-show-locus.c (compatible_locations_p): New function.
20675 (layout::layout): Sanitize ranges using compatible_locations_p.
20677 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20681 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20682 location_range param with three const expanded_locations * and a
20684 (layout::layout): Replace call to
20685 rich_location::lazily_expand_location with get_expanded_location.
20686 Extract the range and perform location expansion here, passing
20687 the results to the layout_range ctor.
20688 * diagnostic.c (source_range::debug): Delete.
20689 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20690 of rich_location::get_expanded_location.
20691 * gcc-rich-location.c (get_range_for_expr): Delete.
20692 (gcc_rich_location::add_expr): Reimplement to avoid the
20693 rich_location::add_range overload that took a location_range,
20694 passing a location_t instead.
20696 2016-03-09 Richard Biener <rguenther@suse.de>
20697 Jakub Jelinek <jakub@redhat.com>
20699 PR tree-optimization/70138
20700 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20701 Also skip vect_double_reduction_def.
20703 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20706 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20707 if the operand is "m".
20709 2016-03-09 Nathan Sidwell <nathan@acm.org>
20711 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20713 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20715 * config/i386/i386.c (processor_target_table): Fix cost table
20716 intialization order for znver1.
20718 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20720 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20721 - becuase -> because.
20722 * ipa-reference.c (ignore_module_statics): Likewise.
20723 * cgraph.c (cgraph_node::get_body): Likewise.
20724 * ipa-inline.c (early_inliner): Likewise.
20725 * ipa-devirt.c (types_same_for_odr): Likewise.
20726 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20727 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20729 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20731 * tree-ssa-math-opts.c: Fix typo in comment.
20733 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20736 * config/i386/i386.c (scalar_chain::make_vector_copies,
20737 scalar_chain::convert_reg): Call end_sequence in between
20738 get_insns and emit_conversion_insns rather than after both
20741 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20744 * config/i386/i386.h (machine_function): Add
20745 pc_thunk_call_expanded flag.
20746 (ix86_pc_thunk_call_expanded): New define.
20747 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20748 (*set_got): Rename insn pattern from set_got.
20749 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20750 * config/i386/i386.c (ix86_compute_frame_layout): Use
20751 ix86_pc_thunk_call_expanded to prevent red-zone.
20753 2016-03-07 Martin Jambor <mjambor@suse.cz>
20755 * hsa.h (hsa_get_ctor_statements): Declare.
20756 (hsa_get_dtor_statements): Likewise.
20757 (hsa_get_kernel_dispatch_type): Likewise.
20758 * hsa.c (hsa_get_ctor_statements): New function.
20759 (hsa_get_dtor_statements): Likewise.
20760 (hsa_get_kernel_dispatch_type): Likewise.
20761 * hsa-brig.c (hsa_cdtor_statements): Removed.
20762 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20763 hsa_get_dtor_statements.
20764 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20765 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20767 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20769 * config/arm/arm-cores.def (cortex-r8): New.
20770 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20771 * config/arm/arm-tune.md: Likewise.
20772 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20774 2016-03-07 Martin Sebor <msebor@redhat.com>
20776 PR rtl-optimization/19705
20777 * doc/invoke.texi (Options That Control Optimization): Clarify
20778 -fno-branch-count-reg.
20780 2016-02-26 Richard Biener <rguenther@suse.de>
20781 Jeff Law <law@redhat.com>
20783 PR tree-optimization/69740
20784 * cfghooks.c (remove_edge): Request loop fixups if we delete
20785 an edge that might turn an irreducible loop into a natural
20787 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20788 Move after definition of loops_state_clear.
20790 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20792 PR rtl-optimization/69052
20793 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20796 2016-03-07 Tom de Vries <tom@codesourcery.com>
20798 PR tree-optimization/70116
20799 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20800 is_tm_ending stmts and ubsan/asan internal functions.
20801 (find_duplicate): Use it. Don't test is_tm_ending here.
20803 2016-03-07 Richard Biener <rguenther@suse.de>
20805 PR tree-optimization/70115
20806 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20807 (propagate_constants_for_unrolling): Use replace_uses_by.
20809 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20811 PR middle-end/69916
20812 * omp-low.c (struct oacc_loop): Add ifns.
20813 (new_oacc_loop_raw): Initialize it.
20814 (finish_oacc_loop): Clear mask & flags if no ifns.
20815 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20816 (oacc_loop_xform_loop): Add ifns arg & adjust.
20817 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20819 2016-03-07 Richard Henderson <rth@redhat.com>
20822 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20823 (insert_value_copy_on_edge): Likewise.
20825 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20827 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20829 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20832 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20834 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20836 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20838 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20840 Fix sseimul type attribute.
20841 * config/i386/znver1.md
20842 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20843 znver1_sseimul_avx256_load) : Fix the type attribute.
20844 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20845 pipe usage and latency.
20847 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20850 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20851 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20854 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20857 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20859 PR rtl-optimization/69941
20860 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20861 the reg share its mode.
20863 2016-03-04 Jeff Law <law@redhat.com>
20865 PR tree-optimization/69196
20866 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20867 If the both SSA_NAMEs are anonymous, then consider them unassociated
20868 and include the PHI in the statement count.
20870 2016-03-05 Tom de Vries <tom@codesourcery.com>
20872 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20873 construct in oacc routine. Check for oacc region in oacc routine.
20875 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20878 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20879 2016-02-22 changes, instead don't recurse if RECUR is already true.
20880 Don't change *dynamic_check if RECUR. Adjust recursive caller
20881 to pass true to the new argument.
20882 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20885 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20886 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20888 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20890 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20892 PR rtl-optimization/57676
20893 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20894 with flag_checking.
20896 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20898 * tree-vect-patterns.c (search_type_for_mask): Handle
20899 comparison of booleans.
20901 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20903 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20907 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20908 all other ops that have dw_val_class_die_ref operands,
20909 and DW_OP_GNU_entry_value.
20911 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20913 PR rtl-optimization/69904
20914 * config/arm/arm.c (arm_cannot_copy_insn_p):
20915 Return true for load-exclusive instructions.
20917 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20920 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20921 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20922 the pattern no matter if it is used just by non-pattern, pattern
20924 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20925 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20926 oprnd1 def_stmt is in pattern, don't look through it.
20928 2016-03-03 Marek Polacek <polacek@redhat.com>
20930 PR middle-end/70050
20931 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20933 2016-03-03 Martin Liska <mliska@suse.cz>
20935 PR tree-optimization/70043
20936 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20937 previous statement if we see a debug statement.
20939 2016-03-03 Richard Biener <rguenther@suse.de>
20941 PR tree-optimization/55936
20942 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20943 parameter and guard unsafe equivalence use.
20944 (vrp_evaluate_conditional_warnv_with_ops): Always use
20945 safe equivalences but not via the quadratic compare_names
20948 2016-03-03 Michael Collison <michael.collison@linaro.org>
20951 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20952 for operand 1 to s_register_operand. Change predicate for operand
20953 2 to arm_not_immediate_operand.
20955 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20957 * doc/tm.texi: Regenerated.
20959 2016-03-02 Richard Henderson <rth@redhat.com>
20962 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20963 simplification when all args are positive non-fixed registers.
20965 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20967 * target.def (lra_p): Specify that new ports should use LRA.
20969 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20972 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20973 gimplify_type_sizes the type they refer to.
20974 (omp_notice_variable): Handle reference vars to VLAs.
20975 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20976 reference to VLA decls in the second pass instead of first pass.
20978 2016-03-02 Tom de Vries <tom@codesourcery.com>
20980 PR tree-optimization/68659
20981 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20982 new_expr == NULL_TREE.
20983 (get_new_name): Handle ADDR_EXPR.
20985 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20987 PR rtl-optimization/69052
20988 * loop-invariant.c (canonicalize_address): New function.
20989 (inv_can_prop_to_addr_use): Check validity of address expression
20990 which is canonicalized by above function.
20992 2016-03-02 Alan Modra <amodra@gmail.com>
20995 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20998 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21001 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21002 (*movhi_internal): Put mask moves from and to memory separately
21003 from moves from/to GPRs.
21005 2016-03-02 Richard Biener <rguenther@suse.de>
21007 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21008 GENERIC expressions in GIMPLE.
21010 2016-03-02 Richard Biener <rguenther@suse.de>
21012 * config/i386/i386.c (type_natural_mode): Fix typo.
21014 2016-03-02 Nick Clifton <nickc@redhat.com>
21016 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21018 2016-03-02 Richard Biener <rguenther@suse.de>
21019 Uros Bizjak <ubizjak@gmail.com>
21022 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21024 2016-03-02 Richard Biener <rguenther@suse.de>
21026 PR middle-end/67278
21027 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21029 2016-03-02 Marek Polacek <polacek@redhat.com>
21032 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21033 "is promoted to" warning.
21035 2016-03-01 DJ Delorie <dj@redhat.com>
21037 * config.gcc: Deprecate mep-*.
21039 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21041 PR middle-end/70025
21042 * lra-constraints.c (regno_val_use_in): New.
21043 (match_reload): Use it instead of regno_use_in.
21045 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21047 PR rtl-optimization/70007
21048 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21049 references present in REG_EQUAL notes attached to non-SET patterns.
21051 2016-03-01 Jeff Law <law@redhat.com>
21053 PR tree-optimization/69196
21054 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21055 Appropriately clamp the number of statements to copy when the
21056 thread path does not traverse a loop backedge.
21058 PR tree-optimization/69196
21059 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21060 Do count some PHIs in the thread path against the insn count. Decrease
21061 final statement count by one as the control statement in the last
21062 block will get removed. Remove special cased code for handling PHIs
21065 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21068 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21069 asm dialect alternatives to explicit GOTPCREL calls.
21071 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21074 * ira.c (do_reload): Issue warning for generic stack checking here...
21075 * reload1.c (reload): ...instead of here and streamline it.
21077 2016-03-01 Nick Clifton <nickc@redhat.com>
21079 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21081 2016-03-01 Richard Biener <rguenther@suse.de>
21083 PR tree-optimization/69983
21084 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21085 types and fall back to operand_equal_p.
21087 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21090 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21092 * config/s390/constraints.md ("jm8"): New constraint.
21093 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21095 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21097 ("*setmem_long<setmem_and>"): New pattern.
21098 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21100 ("*setmem_long_31z<setmem_and>"): New pattern.
21101 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21102 New substitution rules with the required attributes.
21105 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21108 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21110 * gensupport.c (process_substs_on_one_elem): Split loop to
21111 complete mark_operands_used_in_match_dup on all expressions in the
21113 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21114 and remove function.
21116 2016-03-01 Richard Biener <rguenther@suse.de>
21118 PR middle-end/70022
21119 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21120 vector BIT_FIELD_REF extract.
21122 2016-03-01 Richard Biener <rguenther@suse.de>
21124 PR tree-optimization/69994
21125 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21127 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21129 PR tree-optimization/69956
21130 * tree-vect-stmts.c (supportable_widening_operation): Support
21131 multi-step conversion of boolean vectors.
21132 (supportable_narrowing_operation): Likewise.
21134 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21136 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21139 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21141 * config/s390/subst.md (DSI_VI): New mode iterator.
21142 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21143 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21144 the insn definition.
21145 ("*vec_set<mode>"): Change predicate and add alternative to
21146 support only either register or const_int operands as element
21148 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21150 ("vec_extract<mode>"): New expander.
21151 ("*vec_extract<mode>"): New insn definition supporting reg and
21152 const_int element selectors.
21153 ("*vec_extract<mode>_plus"): New insn definition supporting
21154 reg+const_int element selectors.
21155 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21156 following expander+insn definition.
21157 ("<vec_shifts_name><mode>3"): New expander.
21158 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21160 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21162 * config/s390/s390.md ("*tabort_1"): Change predicate to
21163 nonmemory_operand. Add a second alternative to cover
21164 register as well as const int operands.
21165 ("*tabort_1_plus"): New pattern definition.
21167 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21169 * config/s390/s390.md ("*ashrdi3_cc_31")
21170 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21171 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21172 Merge insn definitions into ...
21173 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21174 New pattern definition.
21175 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21176 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21177 ("*ashr<mode>3_and"): Merge insn definitions into ...
21178 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21179 New pattern definition.
21180 * config/s390/subst.md ("addr_style_op_cc_subst")
21181 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21182 substitutions patterns plus attributes.
21183 Add ashiftrt to SUBST iterator.
21185 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21187 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21188 op2 to nonmemory_operand.
21189 ("*<shift>di3_31", "*<shift>di3_31_and"):
21190 Merge into single pattern definition ...
21191 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21192 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21193 pattern definition ...
21194 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21195 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21198 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21200 * config/s390/predicates.md (const_int_6bitset_operand): New
21202 * config/s390/s390.md: Include subst.md.
21203 ("rotl<mode>3"): New expander.
21204 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21206 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21207 * config/s390/subst.md: New file.
21209 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21211 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21212 Remove RRR type. It doesn't really exist.
21213 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21215 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21216 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21217 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21218 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21219 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21220 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21221 `enabled' attribute.
21223 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21225 * gensupport.c (process_substs_on_one_elem): Split loop to
21226 complete mark_operands_used_in_match_dup on all expressions in the
21228 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21229 and remove function.
21231 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21234 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21235 (CEIL_NWORDS): ...this. Use CEIL macro.
21236 (compute_fp_layout): Adjust to above renaming.
21237 (function_arg_union_value): Likewise.
21238 (sparc_arg_partial_bytes): Likewise.
21239 (sparc_function_arg_advance): Likewise.
21241 2016-02-29 Jeff Law <law@redhat.com>
21243 PR tree-optimization/70005
21244 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21245 where an object with a boolean range is compared against a value
21248 PR tree-optimization/69999
21249 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21250 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21253 2016-02-29 Richard Biener <rguenther@suse.de>
21255 PR tree-optimization/69994
21256 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21257 (get_unary_op): Look through nop conversions.
21258 (ops_equal_values_p): New function, look for equality diregarding
21260 (eliminate_plus_minus_pair): Use ops_equal_values_p
21261 (repropagate_negates): Do not use get_unary_op here.
21263 2016-02-29 Martin Liska <mliska@suse.cz>
21265 * system.h: Poison ENABLE_CHECKING macro.
21267 2016-02-29 Martin Liska <mliska@suse.cz>
21269 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
21270 is presented in dump flags.
21271 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21272 (hsa_regalloc): Likewise.
21274 2016-02-19 Richard Biener <rguenther@suse.de>
21276 PR tree-optimization/69980
21277 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
21278 permutation of those we need to keep.
21280 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21283 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
21284 (NWORDS_UP): ...this
21285 (init_cumulative_args): Minor tweaks.
21286 (sparc_promote_function_mode): Likewise.
21287 (scan_record_type): Delete.
21288 (traverse_record_type): New function template.
21289 (classify_data_t): New structure type.
21290 (classify_registers): New inline function.
21291 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
21292 exhausted. Instantiate traverse_record_type on classify_registers and
21293 deal with the case of a structure passed in slot #15 with no FP field
21295 (assign_data_t): New structure type.
21296 (compute_int_layout): New static function.
21297 (compute_fp_layout): Likewise.
21298 (count_registers): New inline function.
21299 (assign_int_registers): New static function.
21300 (assign_fp_registers): Likewise.
21301 (assign_registers): New inline function.
21302 (function_arg_record_value_1): Delete.
21303 (function_arg_record_value_2): Likewise.
21304 (function_arg_record_value_3): Likewise.
21305 (function_arg_record_value): Adjust to above changes. Instantiate
21306 traverse_record_type on count_registers to first count the number of
21307 registers to be used and then on assign_registers to assign them.
21308 (function_arg_union_value): Adjust to above renaming.
21309 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
21310 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
21311 case of a structure passed in slot #15
21312 (sparc_function_arg_advance): Likewise.
21313 (function_arg_padding): Minor tweak.
21315 2016-02-29 Richard Biener <rguenther@suse.de>
21317 PR tree-optimization/69720
21318 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
21319 the adjustment_def path for possibly vectorized defs.
21320 (vect_create_epilog_for_reduction): Handle vectorized initial
21323 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
21325 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
21327 2016-02-27 Jeff Law <law@redhat.com>
21330 2016-02-26 Richard Biener <rguenther@suse.de>
21331 Jeff Law <law@redhat.com>
21333 PR tree-optimization/69740
21334 * cfghooks.c (remove_edge): Request loop fixups if we delete
21335 an edge that might turn an irreducible loop into a natural
21338 2016-02-27 Jakub Jelinek <jakub@redhat.com>
21340 PR rtl-optimization/69896
21341 * tree-vect-generic.c (get_compute_type): Avoid single element
21344 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
21346 Rename the AArch64 tuning option and related functions to enable the
21347 Newton series for the reciprocal square root to reflect its
21348 approximative characteristic.
21350 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
21351 function to "aarch64_emit_approx_rsqrt".
21352 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
21353 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
21354 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
21355 (xgene1_tunings): Likewise.
21356 (use_rsqrt_p): Likewise.
21357 (aarch64_emit_swrsqrt): Use new function name.
21358 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
21359 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
21360 text explaining this option.
21361 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
21363 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21366 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
21367 complain about -mallow-movmisalign without -mvsx if
21368 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
21370 2016-02-26 Joel Sherrill <joel@rtems.org>
21372 * config.gcc: Add x86_64-*-rtems*.
21373 * config/i386/rtems-64.h: New file.
21375 2016-02-26 Joel Sherrill <joel@rtems.org>
21377 * config.gcc: Add aarch64-*-rtems*.
21378 * config/aarch64/rtems.h: New file.
21380 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
21383 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
21384 shift amount using %h. Add comment.
21386 2016-02-26 Richard Biener <rguenther@suse.de>
21387 Jeff Law <law@redhat.com>
21389 PR tree-optimization/69740
21390 * cfghooks.c (remove_edge): Request loop fixups if we delete
21391 an edge that might turn an irreducible loop into a natural
21394 2016-02-26 Martin Jambor <mjambor@suse.cz>
21396 PR middle-end/69920
21397 * tree-sra.c (sra_modify_assign): Do not remove loads of
21398 uninitialized aggregates to SSA_NAMEs.
21400 2016-02-26 Richard Henderson <rth@redhat.com>
21403 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21404 pseudo in case the target rtx matches the source of the left
21407 2016-02-26 Martin Jambor <mjambor@suse.cz>
21410 * hsa.h (hsa_type_packed_p): Declare.
21411 * hsa.c (hsa_type_packed_p): New function.
21412 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21414 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21415 * hsa-brig.c (emit_basic_insn): Likewise.
21417 2016-02-26 Martin Jambor <mjambor@suse.cz>
21420 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21422 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21424 2016-02-26 Martin Jambor <mjambor@suse.cz>
21426 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21427 hsa_op_with_type operands.
21428 (hsa_unsigned_type_for_type): Declare.
21429 * hsa.c (hsa_unsigned_type_for_type): New function.
21430 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21431 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21432 the finalizer. Do not emit extra move.
21434 2016-02-26 Martin Jambor <mjambor@suse.cz>
21436 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21437 atomic operations in private segment.
21439 2016-02-26 Martin Jambor <mjambor@suse.cz>
21441 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21442 statements to wi->info. Also disallow omp simd constructs.
21443 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21444 for not gridifying. Dump special string for omp_for.
21446 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21449 * config/aarch64/aarch64.c (aarch64_set_current_function):
21450 Save/restore target globals when switching to
21451 target_option_default_node.
21453 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21456 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21457 Return 0 if !SHIFT_COUNT_TRUNCATED.
21459 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21460 Eric Botcazou <ebotcazou@adacore.com>
21462 PR rtl-optimization/69891
21463 * dse.c (scan_insn): If we can't figure out memset arguments
21464 or they are non-constant, call clear_rhs_from_active_local_stores.
21466 2016-02-26 Martin Liska <mliska@suse.cz>
21468 * doc/extend.texi: Mention clog10, clog10f an clog10l
21469 in Builtins section.
21471 2016-02-26 Martin Liska <mliska@suse.cz>
21473 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21475 (resolve_args_picking_1): Likewise.
21476 * dwarf2out.h (struct GTY): Likewise.
21478 2016-02-26 Martin Liska <mliska@suse.cz>
21480 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21481 with flag_checking.
21482 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21484 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21485 Martin Liska <mliska@suse.cz>
21487 * doc/install.texi: Mention --enable-valgrind-annotations.
21489 2016-02-26 Richard Biener <rguenther@suse.de>
21491 PR tree-optimization/69551
21492 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21493 looking through aliases adjust DECL_PT_UID to refer to the
21494 ultimate alias target.
21496 2016-02-25 Martin Liska <mliska@suse.cz>
21498 PR middle-end/69919
21499 * alloc-pool.c (after_memory_report): New variable.
21500 * alloc-pool.h (base_pool_allocator ::release): Do not use
21501 the infrastructure if after_memory_report.
21502 * toplev.c (toplev::main): Mark after memory report.
21504 2016-02-25 Richard Biener <rguenther@suse.de>
21506 PR tree-optimization/48795
21507 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21509 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21512 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21513 offloading is enabled and -fopenacc or -fopenmp is specified.
21514 (CRTOFFLOADEND): Likewise.
21515 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21516 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21517 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21518 (offload_objects_file_name): New static var.
21519 (tool_cleanup): Remove offload_objects_file_name file.
21520 (find_offloadbeginend): Replace with ...
21521 (find_crtoffloadtable): ... this.
21522 (run_gcc): Remove offload_argc and offload_argv.
21523 Get offload_objects_file_name from -foffload-objects=... option.
21524 Read names of object files with offload from this file, pass them to
21525 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21526 don't pass offloadbegin and offloadend to the linker. Don't pass
21527 offload non-LTO files to the linker, because now they're not claimed.
21529 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21532 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21533 on builtin_unreachable.
21535 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21537 PR rtl-optimization/69896
21538 * regcprop.c: Include cfgrtl.h.
21539 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21540 than remembered mode, either delete it (if noop_move_p), or
21541 treat like copy_p but not noop_p instruction.
21543 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21546 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21547 - allow NULL decl for Fortran DW_TAG_common_block variables.
21549 2016-02-24 Jason Merrill <jason@redhat.com>
21551 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21553 2016-02-24 Richard Biener <rguenther@suse.de>
21554 Jakub Jelinek <jakub@redhat.com>
21556 PR middle-end/69760
21557 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21558 conditionally executed ops to well-defined overflow behavior.
21560 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21562 PR middle-end/69915
21563 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21566 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21568 PR rtl-optimization/69886
21569 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21570 argument. Use it when checking validity of set instructions.
21571 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21572 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21574 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21575 * store-motion.c (find_moveable_store): Update
21576 can_assign_to_reg_without_clobbers_p callsite.
21578 2016-02-24 Richard Biener <rguenther@suse.de>
21580 PR middle-end/68963
21581 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21583 (record_nonwrapping_iv): Do not fall back to the low/high bound
21584 for non-constant IV bases if the stmt is not always executed.
21586 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21588 * config/arm/arm-cores.def (cortex-a32): New entry.
21589 * config/arm/arm-tables.opt: Regenerate.
21590 * config/arm/arm-tune.md: Regenerate.
21591 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21592 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21593 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21594 for -mcpu and -mtune.
21596 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21599 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21600 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21601 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21602 (atomic_loaddi_1): Delete.
21603 (atomic_loaddi): Rewrite expander using the above changes.
21605 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21608 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21611 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21612 Richard Biener <rguenth@suse.de>
21614 PR middle-end/69909
21615 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21616 set_mem_attributes if tem is SSA_NAME which got expanded
21619 2016-02-24 Richard Biener <rguenther@suse.de>
21621 PR tree-optimization/69907
21622 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21623 end of permutations for BB vectorization.
21625 2016-02-24 Christian Bruel <christian.bruel@st.com>
21627 * config/arm/arm-c.c (arm_option_override): Initialize
21628 target_option_current_node.
21629 * config/arm/arm.c (arm_pragma_target_parse): Replace
21630 build_target_option_node call by target_option_current_node.
21631 Set target_option_current_node.
21634 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21637 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21638 define_insn_and_split to define_insn.
21639 (zero_extendqi<mode>2_dot2): Same.
21640 (extendqi<mode>2_dot): Same.
21641 (extendqi<mode>2_dot2): Same.
21643 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21645 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21646 and add bypass for AES{D,E} and AESMC pairs.
21647 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21650 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21652 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21653 series for reciprocal square root in Exynos M1.
21655 2016-02-23 Martin Sebor <msebor@redhat.com>
21658 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21659 __builtin_alloca_with_align.
21661 2016-02-23 Richard Henderson <rth@redhat.com>
21663 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21664 (ix86_register_pragmas): Remove __seg_tls.
21665 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21666 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21667 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21668 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21669 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21670 * doc/extend.texi (__seg_tls): Remove item.
21672 2016-02-23 Richard Biener <rguenther@suse.de>
21674 * alloc-pool.h (struct allocation_object): Make id member
21675 conditional on CHECKING_P again.
21676 (get_instance): Adjust.
21677 (base_pool_allocator): Likewise.
21679 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21681 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21682 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21684 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21686 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21688 2016-02-23 Richard Biener <rguenther@suse.de>
21690 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21691 * bitmap.h (struct bitmap_usage): Likewise.
21692 (bitmap_move): Declare.
21693 * bitmap.c (register_overhead): Take size_t argument.
21694 (bitmap_move): New function.
21695 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21696 to properly account overhead.
21697 * tree.c (free_node): Use tree_size.
21699 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21702 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21703 when inverting comparison.
21706 * common.opt (Wunreachable-code): Add Warning flag.
21708 2016-02-23 Mark Wielaard <mjw@redhat.com>
21709 Jakub Jelinek <jakub@redhat.com>
21712 * cgraphunit.c (check_global_declaration): Check main_input_filename
21713 and DECL_SOURCE_FILE are not NULL.
21715 2016-02-23 Martin Jambor <mjambor@suse.cz>
21717 PR tree-optimization/69666
21718 * tree-sra.c (sra_modify_assign): Do not attempt to create
21719 default_def replacements for unscalarizable regions.
21721 2016-02-20 Mark Wielaard <mjw@redhat.com>
21724 * cgraphunit.c (check_global_declaration): Check level of
21725 warn_unused_const_variable and main_input_filename.
21726 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21727 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21728 (-Wunused-const-variable): Explain levels 1 and 2.
21730 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21733 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21734 identical arguments. Formatting and spelling fixes.
21737 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21742 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21743 and m68k-devices.def.
21744 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21745 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21747 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21749 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21750 and HImode registers.
21752 2016-02-22 Richard Biener <rguenther@suse.de>
21754 PR tree-optimization/69882
21755 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21756 preserve permutations present because of gaps.
21757 (vect_supported_load_permutation_p): Always continue checking
21758 permutations after vect_attempt_slp_rearrange_stmts.
21760 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21762 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21763 min_profitable_estimate, rather than min_profitable_iters.
21765 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21768 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21769 SImode for last match_operand.
21771 2016-02-22 Martin Liska <mliska@suse.cz>
21773 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21774 return bitsize - 1 as the return value.
21776 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21780 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21781 Handle negative shift counts.
21782 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21783 force_reg on the shift constant.
21784 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21785 (lshrsi3_d): Handle negative shift counts.
21787 2016-02-22 Richard Biener <rguenther@suse.de>
21788 Tom de Vries <tom@codesourcery.com>
21790 * graph.c: Include dumpfile.h.
21791 (print_graph_cfg): Split into three overloads.
21792 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21794 2016-02-22 Tom de Vries <tom@codesourcery.com>
21796 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21799 2016-02-22 Richard Biener <rguenther@suse.de>
21802 * ipa-inline-transform.c (inline_call): When not updating
21803 overall summaries adjust self size by the growth estimate.
21804 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21805 hash-set, do not update overall summaries here. Renamed from ...
21806 (inline_to_all_callers): ... this which is now wrapping the
21807 above and performing delayed overall summary update.
21808 (early_inline_small_functions): Delay updating of the overall
21811 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21813 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21816 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21819 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21820 :%* in %:gt() argument.
21821 (greater_than_spec_func): Adjust for expecting only numbers,
21822 if there are more than two numbers, compare the last two.
21824 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21826 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21827 -Wnarrowing with -std.
21829 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21832 * expr.c (store_field): Don't use bit-field path if exp is
21833 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21834 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21835 and the assignment can be performed by bitwise copy. Formatting
21838 PR middle-end/69838
21839 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21840 call copy_reg_eh_region_note_forward on before and/or after sequences
21841 and remove note from insn if it no longer can throw.
21844 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21845 if TARGET_AVX512BW.
21847 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21849 * config/s390/vector.md: Add missing commutative operand markers
21850 to the patterns which qualify for one.
21851 * config/s390/vx-builtins.md: Likewise.
21853 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21855 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21856 types to mode iterators.
21857 (vec_double): ... and mode attribute.
21858 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21860 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21862 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21863 Change the predicate of op2 from nonimmediate to general and let
21864 reload fix it if necessary.
21866 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21868 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21870 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21872 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21875 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21877 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21878 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21879 * config/s390/s390.md ("movstr<P:mode>"): Call
21880 s390_expand_vec_movstr.
21882 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21884 * config/s390/s390.md: Add missing output modifier for operand 1
21885 to print it as address properly.
21887 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21889 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21890 * config/s390/2964.md: New file.
21891 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21892 of insn grouping attributes depending on the CPU level.
21893 (s390_get_unit_mask): New function.
21894 (s390_sched_score): Remove the OOO from the scheduling macros.
21895 Add loop to calculate a score for the instruction mix.
21896 (s390_sched_reorder): Likewise plus improve debug output.
21897 (s390_sched_variable_issue): Rename macros as above. Calculate
21898 the unit distances after actually scheduling an insn. Improve
21900 (s390_sched_init): Clear last_scheduled_unit_distance array.
21901 * config/s390/s390.md: Include 2964.md.
21903 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21906 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21907 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21908 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21909 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21910 *avx512f_<code>v8div16qi2_mask_1): New insns.
21912 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21915 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21918 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21919 earlyclobber from target. Use wF constraint for fused memory
21921 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21923 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21924 Martin Liska <mliska@suse.cz>
21927 * cfgexpand.c (asan_sanitize_stack_p): New function.
21928 (partition_stack_vars): Use the function.
21929 (expand_stack_vars): Likewise.
21930 (defer_stack_allocation): Likewise.
21931 (expand_used_vars): Likewise.
21933 2016-02-18 Richard Biener <rguenther@suse.de>
21935 PR middle-end/69553
21936 * fold-const.c (operand_equal_p): Properly compare offsets for
21937 IMAGPART_EXPR and ARRAY_REF.
21939 2016-02-18 Nick Clifton <nickc@redhat.com>
21943 * config/arm/arm.c (arm_option_override_internal): Disable
21944 interworking if the target does not support thumb instructions.
21945 (arm_reload_in_hi): Handle the case where a register to register
21946 move needs reloading because there is no simple pattern to handle
21948 (arm_reload_out_hi): Likewise.
21950 2016-02-18 Richard Biener <rguenther@suse.de>
21952 PR middle-end/69854
21953 * match.pd: Don't use fold_binary or fold_unary for folding
21956 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21959 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21960 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21961 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21962 warn on gimple_no_warning_p statements.
21964 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21966 * doc/extend.texi (C++ Attributes): Correct description of
21967 warn_unused type attribute.
21969 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21971 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21972 correct instruction.
21974 2016-02-17 Richard Biener <rguenther@suse.de>
21976 PR rtl-optimization/69609
21977 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21978 (find_traces_1_round): When ending a trace update cached priority
21980 (bb_to_key): Use cached priority when available.
21981 (copy_bb): Initialize cached priority.
21982 (reorder_basic_blocks_software_trace_cache): Likewise.
21984 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21987 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21989 (aarch64_comparison_operator): Break overly long line into two.
21990 (aarch64_comparison_operation): Likewise.
21991 * config/aarch64/aarch64.md (cstorecc4): Use
21992 aarch64_comparison_operator_mode instead of
21993 aarch64_comparison_operator.
21994 (cstore<mode>4): Likewise.
21995 (aarch64_cstore<mode>): Likewise.
21996 (*cstoresi_insn_uxtw): Likewise.
21997 (cstore<mode>_neg): Likewise.
21998 (*cstoresi_neg_uxtw): Likewise.
22000 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22003 * config/arm/predicates.md (arm_comparison_operator_mode):
22005 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22006 instead of arm_comparison_operator.
22007 (*mov_negscc): Likewise.
22008 (*mov_notscc): Likewise.
22009 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22010 (*thumb2_mov_negscc): Likewise.
22011 (*thumb2_mov_negscc_strict_it): Likewise.
22012 (*thumb2_mov_notscc): Likewise.
22013 (*thumb2_mov_notscc_strict_it): Likewise.
22015 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22017 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22018 Add missing return.
22020 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22022 * config/visium/visium.c (machine_libfunc_index): New enum.
22023 (machine_libfuncs): New structure.
22024 (visium_libfuncs): New static variable.
22025 (TARGET_INIT_LIBFUNCS): Define to...
22026 (visium_init_libfuncs): ...this. New function.
22027 (expand_block_move_4): Use the appropriate libfunc.
22028 (expand_block_move_2): Likewise.
22029 (expand_block_move_1): Likewise.
22030 (expand_block_set_4): Likewise.
22031 (expand_block_set_2): Likewise.
22032 (expand_block_set_1): Likewise.
22033 (visium_trampoline_init): Likewise.
22035 2016-02-17 Nick Clifton <nickc@redhat.com>
22037 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22038 TI's devices.csv file as of March 2016.
22040 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22043 * opts-global.c (handle_common_deferred_options): Introduce and
22044 initialize two global variables to remember command-line options
22045 specifying a stack-limiting register.
22046 * opts.h: Add extern declarations of the two new global variables.
22047 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22048 variable based on the values of the two new global variables.
22050 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22053 * common.opt (Wnonnull-compare): New warning.
22054 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22055 of arguments against NULL.
22056 (-Wnonnull-compare): Document.
22057 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22058 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22059 * passes.def (pass_warn_nonnull_compare): Add.
22060 * gimple-ssa-nonnull-compare.c: New file.
22062 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22064 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22065 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22067 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22069 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22070 reciprocal sqrt for -mlow-precision-recip-sqrt.
22072 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22073 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22075 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22076 always use lane loads to construct non-constant vectors.
22078 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22080 * config/aarch64/aarch64.md
22081 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22082 constraints for operand 3.
22083 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22085 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22086 Richard Biener <rguenther@suse.de>
22088 PR tree-optimization/69820
22089 * tree-vect-patterns.c (type_conversion_p): Return false if
22090 *orig_type is unsigned single precision or boolean.
22091 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22094 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22096 PR rtl-optimization/69764
22097 PR rtl-optimization/69771
22098 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22099 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22101 2016-02-16 Richard Biener <rguenther@suse.de>
22103 PR tree-optimization/69776
22104 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22106 (indirect_refs_may_alias_p): Likewise.
22107 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22108 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22109 according to tbaa_p.
22110 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22111 (optimize_stmt): For redundant store discovery do not allow tbaa.
22113 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22115 PR tree-optimization/69714
22116 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22117 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22119 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22121 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22122 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22123 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22124 * config/arc/arc.c (arc_init): Check FPU options.
22125 (get_arc_condition_code): Handle new CC_FPU* modes.
22126 (arc_select_cc_mode): Likewise.
22127 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22128 register pair only. Allow access for ARCv2 accumulator.
22129 (gen_compare_reg): Whenever we have FPU support use FPU compare
22131 (arc_reorg): Don't generate brcc insns when FPU compare
22132 instructions are involved.
22133 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22134 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22135 floating point emulation.
22136 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22137 (REVERSE_CONDITION): Add new CC_FPU* modes.
22138 (TARGET_FP_SP_BASE): Define.
22139 (TARGET_FP_DP_BASE): Likewise.
22140 (TARGET_FP_SP_FUSED): Likewise.
22141 (TARGET_FP_DP_FUSED): Likewise.
22142 (TARGET_FP_SP_CONV): Likewise.
22143 (TARGET_FP_DP_CONV): Likewise.
22144 (TARGET_FP_SP_SQRT): Likewise.
22145 (TARGET_FP_DP_SQRT): Likewise.
22146 (TARGET_FP_DP_AX): Likewise.
22147 * config/arc/arc.md (ARCV2_ACC): New constant.
22148 (type): New fpu type attribute.
22149 (SDF): Conditional iterator.
22150 (cstore<mode>, cbranch<mode>): Change expand condition.
22151 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22152 handles FPU/FPX cases as well.
22153 * config/arc/arc.opt (mfpu): New option.
22154 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22156 (adddf3, muldf3, subdf3): Removed.
22157 * config/arc/predicates.md (proper_comparison_operator): Recognize
22159 * config/arc/fpu.md: New file.
22160 * doc/invoke.texi (ARC Options): Document mfpu option.
22162 2016-02-16 Richard Biener <rguenther@suse.de>
22164 PR rtl-optimization/69291
22165 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22166 noce_operand_ok check.
22168 2016-02-16 Tom de Vries <tom@codesourcery.com>
22171 * omp-low.c (simd_clone_create): Remove call to
22172 symtab->call_cgraph_insertion_hooks.
22174 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22176 PR tree-optimization/69802
22177 * tree-ssa-reassoc.c (update_range_test): If op is
22178 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22179 op == 1 test of precision 1 integral op, otherwise handle
22180 that case as op itself. Fix up formatting.
22181 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22184 2016-02-16 Richard Biener <rguenther@suse.de>
22186 PR tree-optimization/69586
22187 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22188 types for conversion sources.
22190 2016-02-16 Richard Biener <rguenther@suse.de>
22192 PR middle-end/69801
22193 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22194 mask OEP_ADDRESS_OF.
22196 2016-02-16 Alan Modra <amodra@gmail.com>
22199 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22200 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22201 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22203 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22204 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22205 (p8_fmrgow_<mode>): Likewise.
22206 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22208 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22209 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22210 to use movdi_internal64. Remove op0_di.
22211 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22213 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22215 Add support for the FCCMP insn types
22217 * config/aarch64/aarch64.md (fccmp): Change insn type.
22218 (fccmpe): Likewise.
22219 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22220 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22221 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22222 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22223 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22224 * config/arm/types.md (fccmps): Add new insn type.
22225 (fccmpd): Likewise.
22227 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22229 * alias.c (get_alias_set): Fix a typo in comment.
22231 2016-02-15 Richard Biener <rguenther@suse.de>
22233 PR tree-optimization/69595
22234 * match.pd: Complete range test simplification to true.
22236 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22238 PR rtl-optimization/69648
22239 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22240 pic_offset_table_rtx.
22242 PR rtl-optimization/69752
22243 * ira.c (update_equiv_regs): When looking for more than a single SET,
22244 also take other side effects into account.
22246 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22248 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22249 for z900+ CPUs in 31-bit mode.
22251 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22253 * common/config/s390/s390-common.c (s390_supports_split_stack):
22255 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22256 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22257 * config/s390/s390.c (struct machine_function): New field
22258 split_stack_varargs_pointer.
22259 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22260 in s390_emit_prologue.
22261 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22263 (morestack_ref): New global.
22264 (SPLIT_STACK_AVAILABLE): New macro.
22265 (s390_expand_split_stack_prologue): New function.
22266 (s390_live_on_entry): New function.
22267 (s390_va_start): Use split-stack vararg pointer if appropriate.
22268 (s390_asm_file_end): Emit the split-stack note sections.
22269 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
22270 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
22271 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22272 (UNSPECV_SPLIT_STACK_DATA): New unspec.
22273 (split_stack_prologue): New expand.
22274 (split_stack_space_check): New expand.
22275 (split_stack_data): New insn.
22276 (split_stack_call): New expand.
22277 (split_stack_call_*): New insn.
22278 (split_stack_cond_call): New expand.
22279 (split_stack_cond_call_*): New insn.
22281 2016-02-15 Richard Biener <rguenther@suse.de>
22283 PR tree-optimization/69783
22284 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22285 Add trivially correct cases.
22287 2016-02-15 Tom de Vries <tom@codesourcery.com>
22290 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
22292 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
22294 2016-02-15 Richard Biener <rguenther@suse.de>
22296 PR tree-optimization/69776
22297 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22298 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
22299 indicate whether we can use TBAA to disambiguate against stores.
22300 Use alias-set zero if not.
22301 (visit_reference_op_store): Do not use TBAA when looking up
22303 * tree-ssa-pre.c (compute_avail): Use TBAA here.
22304 (eliminate_dom_walker::before_dom_children): But not when looking
22305 up redundant stores.
22307 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
22309 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
22311 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22313 * config/i386/znver1.md
22314 (znver1_pop, znver1_pop_mem,
22315 znver1_load_imov_double_store,
22316 znver1_load_imov_direct_store,
22317 znver1_load_imov_direct_load,
22318 znver1_load_imov_double_load): Add new.
22319 (znver1_insn, znver1_insn_load): Add icmov type.
22320 (znver1_sseavx_fma,
22321 znver1_sseavx_fma_load,
22323 znver1_avx256_fma_load): Fix pipe usage.
22325 2016-02-14 Alan Modra <amodra@gmail.com>
22328 * reload.c (find_reloads_address_1): For pre/post-inc/dec
22329 with an invalid hard reg, reload just the reg not the entire
22330 pre/post-inc/dec address expression.
22332 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22335 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
22336 fixed R1_REG scratch reg.
22337 (sibcall_value_pcrel_fdpic): Likewise.
22339 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22343 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
22345 2016-02-12 Walter Lee <walt@tilera.com>
22347 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
22348 * config/tilegx/t-tilegx: Likewise.
22350 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22353 * diagnostic-show-locus.c (struct line_span): New struct.
22354 (layout::get_first_line): Delete.
22355 (layout::get_last_line): Delete.
22356 (layout::get_num_line_spans): New member function.
22357 (layout::get_line_span): Likewise.
22358 (layout::print_heading_for_line_span_index_p): Likewise.
22359 (layout::get_expanded_location): Likewise.
22360 (layout::calculate_line_spans): Likewise.
22361 (layout::m_first_line): Delete.
22362 (layout::m_last_line): Delete.
22363 (layout::m_line_spans): New field.
22364 (layout::layout): Update comment. Replace m_first_line and
22365 m_last_line with m_line_spans, replacing their initialization
22366 with a call to calculate_line_spans.
22367 (diagnostic_show_locus): When printing source lines and
22368 annotations, rather than looping over a single span
22369 of lines, instead loop over each line_span within
22370 the layout, with an inner loop over the lines within them.
22371 Call the context's start_span callback when changing line spans.
22372 * diagnostic.c (diagnostic_initialize): Initialize start_span.
22373 (diagnostic_build_prefix): Break out the building of the location
22374 part of the string into...
22375 (diagnostic_get_location_text): ...this new function, rewriting
22376 it from nested ternary expressions to a sequence of "if"
22378 (default_diagnostic_start_span_fn): New function.
22379 * diagnostic.h (diagnostic_start_span_fn): New typedef.
22380 (diagnostic_context::start_span): New field.
22381 (default_diagnostic_start_span_fn): New prototype.
22383 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22386 * gcc.c (driver::finalize): Fix cleanup of "specs".
22388 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22392 * gcc.c (driver::driver): Initialize m_option_suggestions.
22393 (driver::~driver): Clean up m_option_suggestions.
22394 (suggest_option): Convert to...
22395 (driver::suggest_option): ...this, and split out into
22396 driver::build_option_suggestions and find_closest_string.
22397 (driver::build_option_suggestions): New function, from
22398 first half of suggest_option. Special-case
22399 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
22400 the sanitizer_opts array. For options of enum types, add the
22401 various enum values to the candidate strings.
22402 (driver::handle_unrecognized_options): Remove "const".
22403 * gcc.h (driver::handle_unrecognized_options): Likewise.
22404 (driver::build_option_suggestions): New decl.
22405 (driver::suggest_option): New decl.
22406 (driver::m_option_suggestions): New field.
22407 * opts-common.c (add_misspelling_candidates): New function.
22408 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22409 and make non-static.
22410 * opts.h (sanitizer_opts): New array decl.
22411 (add_misspelling_candidates): New function decl.
22412 * spellcheck.c (find_closest_string): New function.
22413 * spellcheck.h (find_closest_string): New function decl.
22415 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22417 PR rtl-optimization/69764
22418 PR rtl-optimization/69771
22419 * optabs.c (expand_binop_directly): For shift_optab_p, force
22420 convert_modes with VOIDmode if xop1 has VOIDmode.
22422 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22425 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22426 to correctly determine instrumentation thunks.
22428 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22431 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22432 type by reference, force lhs on the call.
22435 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22436 Compute retval and retbnd early in all cases if split_part_return_p
22437 and return_bb is not EXIT. Remove all clobber stmts and reset
22438 all debug stmts that refer to SSA_NAMEs defined in split part,
22439 except if it is retval, in that case replace the old retval with the
22440 lhs of the call to the split part.
22442 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22445 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22447 PR middle-end/66726
22448 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22449 whose result is used in PHI.
22450 (maybe_optimize_range_tests): Likewise.
22451 (final_range_test_p): Likweise.
22453 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22455 PR middle-end/66726
22456 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22457 whose result is used in PHI.
22458 (maybe_optimize_range_tests): Likewise.
22459 (final_range_test_p): Likweise.
22461 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22463 * cgraph.c: Spelling fixes - behaviour -> behavior and
22464 neighbour -> neighbor.
22465 * target.def: Likewise.
22466 * sel-sched.c: Likewise.
22467 * config/mips/mips.c: Likewise.
22468 * config/arc/arc.md: Likewise.
22469 * config/arm/cortex-a57.md: Likewise.
22470 * config/arm/arm.c: Likewise.
22471 * config/arm/neon.md: Likewise.
22472 * config/arm/arm-c.c: Likewise.
22473 * config/vms/vms-c.c: Likewise.
22474 * config/s390/s390.c: Likewise.
22475 * config/i386/znver1.md: Likewise.
22476 * config/i386/i386.c: Likewise.
22477 * config/ia64/hpux-unix2003.h: Likewise.
22478 * config/msp430/msp430.md: Likewise.
22479 * config/rx/rx.c: Likewise.
22480 * config/rx/rx.md: Likewise.
22481 * config/aarch64/aarch64-simd.md: Likewise.
22482 * config/aarch64/aarch64.c: Likewise.
22483 * config/nvptx/nvptx.c: Likewise.
22484 * config/bfin/bfin.c: Likewise.
22485 * config/cris/cris.opt: Likewise.
22486 * config/rs6000/rs6000.c: Likewise.
22487 * target.h: Likewise.
22488 * spellcheck.c: Likewise.
22489 * ira-build.c: Likewise.
22490 * tree-inline.c: Likewise.
22491 * builtins.c: Likewise.
22492 * lra-constraints.c: Likewise.
22493 * explow.c: Likewise.
22494 * hwint.h: Likewise.
22495 * targhooks.c: Likewise.
22496 * tree-vect-data-refs.c: Likewise.
22497 * expr.c: Likewise.
22498 * doc/tm.texi: Likewise.
22499 * doc/extend.texi: Likewise.
22500 * doc/install.texi: Likewise.
22501 * doc/md.texi: Likewise.
22502 * tree-ssa-tail-merge.c: Likewise.
22503 * sched-int.h: Likewise.
22504 * match.pd: Likewise.
22505 * sched-ebb.c: Likewise.
22506 * target.def (omit_struct_return_reg): Likewise.
22507 * gimple-ssa-isolate-paths.c: Likewise.
22508 (find_implicit_erroneous_behaviour): Renamed to...
22509 (find_implicit_erroneous_behavior): ... this.
22510 (find_explicit_erroneous_behaviour): Renamed to...
22511 (find_explicit_erroneous_behavior): ... this.
22512 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22514 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22516 PR rtl-optimization/64682
22517 PR rtl-optimization/69567
22518 PR rtl-optimization/69737
22519 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22520 in I2 as well, just lose it.
22522 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22524 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22526 (aarch64_last_printed_tune_string): Likewise.
22527 (aarch64_declare_function_name): Only output .arch assembler
22528 directive if it will be different from the previously output
22529 directive. Same for .tune comment but only if -dA is set.
22530 (aarch64_start_file): New function.
22531 (TARGET_ASM_FILE_START): Define.
22533 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22536 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22538 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22541 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22542 -Wmaybe-uninitialized warning.
22544 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22547 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22549 2016-02-11 Richard Biener <rguenther@suse.de>
22551 PR rtl-optimization/69291
22552 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22553 subexpressions affected by changing the result.
22555 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22558 * lra-constraints.c (curr_insn_transform): Find in/out operands
22559 for secondary memory moves. Update dups.
22561 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22563 PR tree-optimization/69652
22564 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22565 to nested loop, did source re-formatting, skip debug statements,
22566 add check on statement with volatile operand, remove dead scalar
22569 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22570 Patrick Palka <ppalka@gcc.gnu.org>
22574 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22575 calls if the return type is TREE_ADDRESSABLE.
22576 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22577 * ipa-split.c (split_function): Fix doubled "we" in comment.
22578 Use void return type for the split part even if
22579 !split_point->split_part_set_retval.
22581 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22583 PR tree-optimization/68021
22584 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22585 when computing the value of biv cand by itself.
22587 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22589 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22590 (cortexa57_tunings): Likewise.
22591 (cortexa72_tunings): Likewise.
22592 (arch_macro_fusion_pair_p): Add support for AES fusion.
22593 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22594 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22595 Allow virtual registers before reload so early scheduling works.
22596 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22597 correct latency and pipeline.
22598 (cortex_a57_crypto_complex): Likewise.
22599 (cortex_a57_crypto_xor): Likewise.
22600 (define_bypass): Add AES bypass.
22602 2016-02-10 Richard Biener <rguenther@suse.de>
22604 PR tree-optimization/69726
22605 * passes.def: Add DCE pass before late uninit.
22606 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22607 really fixup if-conversions job.
22609 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22611 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22612 (arm_cortex_a57_tune): Likewise.
22613 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22614 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22616 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22618 * timevar.def (TV_PHASE_DBGINFO): Delete.
22619 (TV_PHASE_CHECK_DBGINFO): Likewise.
22620 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22622 2016-02-10 Richard Biener <rguenther@suse.de>
22624 PR tree-optimization/69719
22625 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22626 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22628 2016-02-09 Andrew Pinski <apinski@cavium.com>
22631 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22632 get_vcond_mask_icode returns false.
22634 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22637 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22638 an ADDIS that adds a pointer to a large constant that sets the
22639 upper16 bits with a load operation.
22641 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22644 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22646 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22648 (vzipq_s16): Likewise.
22649 (vzipq_s32): Likewise.
22650 (vzipq_f32): Likewise.
22651 (vzipq_u8): Likewise.
22652 (vzipq_u16): Likewise.
22653 (vzipq_u32): Likewise.
22654 (vzipq_p8): Likewise.
22655 (vzipq_p16): Likewise.
22657 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22660 * config/arm/arm.c (neon_endian_lane_map): New function.
22661 (neon_vector_pair_endian_lane_map): New function.
22662 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22663 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22665 (vuzpq_s16): Likewise.
22666 (vuzpq_s32): Likewise.
22667 (vuzpq_f32): Likewise.
22668 (vuzpq_u8): Likewise.
22669 (vuzpq_u16): Likewise.
22670 (vuzpq_u32): Likewise.
22671 (vuzpq_p8): Likewise.
22672 (vuzpq_p16): Likewise.
22674 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22677 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22680 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22682 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22683 truncate const_int operand 1 to QImode.
22685 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22687 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22688 corresponding to an abnormal edge.
22690 2016-02-09 Tom de Vries <tom@codesourcery.com>
22692 PR tree-optimization/69599
22693 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22695 (find_func_aliases_for_builtin_call, find_func_clobbers)
22696 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22699 2016-02-09 Richard Biener <rguenther@suse.de>
22701 PR tree-optimization/69715
22702 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22703 LHS on calls as non-rewritable.
22705 2016-02-09 Tom de Vries <tom@codesourcery.com>
22708 * lto-wrapper.c (append_diag_options): New function.
22709 (compile_offload_image): Call append_diag_options.
22711 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22714 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22715 Minor copy-edit to fix verb tenses.
22717 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22719 PR tree-optimization/69209
22720 * ipa-split.c (split_function): If split part is not
22721 returning retval, retval has gimple type but is not
22722 gimple value, force it into a SSA_NAME first.
22724 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22726 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22729 2016-02-08 Jason Merrill <jason@redhat.com>
22732 * convert.c (convert_to_integer_1): Check dofold on truncation
22734 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22735 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22736 Rename from *_nofold.
22737 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22738 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22740 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22743 * tree.c (build_common_tree_nodes): Remove short_double argument.
22744 All callers changed.
22745 * tree.h (build_common_tree_nodes): Adjust declaration.
22746 * doc/invoke.texi (-fshort-double): Remove documentation.
22747 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22748 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22749 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22750 (append_linker_options): Don't handle OPT_fshort_double.
22752 PR rtl-optimization/68730
22753 * lra-remat.c (insn_to_cand_activation): New static variable.
22754 (lra_remat): Allocate and free it.
22755 (create_cand): New arg activation. Initialize a field in
22756 insn_to_cand_activation if it is nonnull.
22757 (create_cands): Pass the activation insn to create_cand when making
22758 a candidate involving an output reload. Reorganize code a little.
22759 (do_remat): Keep track of active status of candidates in a separate
22762 2016-02-08 Richard Biener <rguenther@suse.de>
22764 PR tree-optimization/69719
22765 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22766 Properly use absolute of the difference of the two offsets to
22767 compare or adjust the segment length.
22769 2016-02-08 Richard Biener <rguenther@suse.de>
22770 Jeff Law <law@redhat.com>
22773 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22774 types for anonymous SSA names.
22776 2016-02-08 Richard Biener <rguenther@suse.de>
22778 PR rtl-optimization/69274
22779 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22781 2016-02-08 Jeff Law <law@redhat.com>
22783 PR tree-optimization/65917
22784 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22785 equivalences from if (x == y) style conditionals.
22786 (loop_depth_of_name): Remove.
22787 (record_equality): Remove loop depth check.
22788 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22789 (const_and_copies::record_const_or_copy_raw): New member function.
22790 * tree-ssa-scopedtables.c
22791 (const_and_copies::record_const_or_copy_raw): New, factored out of
22792 (const_and_copies::record_const_or_copy): Call new member function.
22794 2016-02-05 Jeff Law <law@redhat.com>
22796 PR tree-optimization/68541
22797 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22798 (count_stmts_in_block): New function.
22799 (poor_ifcvt_candidate_code): Likewise.
22800 (is_feasible_trace): Add some heuristics to determine when path
22801 splitting is profitable.
22802 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22803 is a diamond with a single exit.
22805 2016-02-05 Martin Sebor <msebor@redhat.com>
22808 * doc/invoke.texi: Update -Wplacement-new to take an optional
22811 2016-02-06 Richard Henderson <rth@redhat.com>
22814 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22815 out of non-standard address spaces.
22817 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22819 PR rtl-optimization/69691
22820 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22822 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22824 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22825 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22826 (*ieee128_mfvsrd_64bit): Likewise.
22827 (*ieee128_mfvsrd_32bit): Likewise.
22829 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22833 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22835 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22836 instrumented_version.
22838 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22840 * doc/invoke.texi (Optimize Options): In table of --param options
22841 rename second occurrence of tracer-min-branch-ratio to
22842 tracer-min-branch-probability, rename
22843 tracer-min-branch-ratio-feedback to
22844 tracer-min-branch-probability-feedback and clarify description,
22845 rename sched-spec-state-edge-prob-cutoff to
22846 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22847 to selsched-insns-to-rename, rename lto-minpartition to
22848 lto-min-partition, delete reorder-blocks-duplicate and
22849 reorder-blocks-duplicate-feedback.
22851 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22853 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22856 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22858 * doc/extend.texi: S/390: Correct some typos.
22860 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22862 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22864 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22867 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22868 (s390_register_info_gprtofpr): Use new macros above.
22869 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22871 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22872 its name. Adjust restore and save gpr ranges.
22873 (s390_register_info_set_ranges): New function.
22874 (s390_register_info): Use new macros above. Call
22875 s390_register_info_set_ranges.
22876 (s390_optimize_register_info): Likewise.
22877 (s390_hard_regno_rename_ok): Use new macros.
22878 (s390_hard_regno_scratch_ok): Likewise.
22879 (s390_emit_epilogue): Likewise.
22880 (s390_can_use_return_insn): Likewise.
22881 (s390_optimize_prologue): Likewise.
22882 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22884 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22887 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22889 (ix86_option_override_internal): Disable TARGET_STV even for
22890 -m{incoming,preferred}-stack-boundary=3.
22892 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22894 * config.gcc: Mark deprecated rtems targets as obsolete.
22896 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22898 PR rtl-optimization/64682
22899 PR rtl-optimization/69567
22900 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22901 before I2 only if the register is both used and set in I2.
22903 2016-02-04 DJ Delorie <dj@redhat.com>
22905 * config/msp430/msp430.c (msp430_start_function): Add function type.
22907 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22910 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22912 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22914 PR rtl-optimization/69577
22916 2015-10-29 Richard Henderson <rth@redhat.com>
22920 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22921 sse check to the exact conditions of PR 67609.
22923 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22926 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22927 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22928 not allowed into the traditional Altivec registers.
22929 (movtd_64bit_nodm): Likewise.
22930 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22932 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22934 * config/aarch64/cortex-a57-fma-steering.c
22935 (aarch64_register_fma_steering): Remove "static" from arguments
22938 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22941 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22942 twice when complex.
22944 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22946 * doc/invoke.texi: Delete -mno-fma4.
22948 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22950 PR rtl-optimization/69577
22951 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22952 (find_subregs_of_mode): Update accordingly. Iterate over partial
22955 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22957 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22958 * config/arm/arm.c (neon_reinterpret): Remove.
22959 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22960 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22961 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22962 vreinterpretti): Remove.
22963 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22964 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22965 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22966 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22967 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22968 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22969 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22970 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22971 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22972 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22973 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22974 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22975 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22976 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22977 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22978 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22979 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22980 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22981 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22982 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22983 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22984 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22985 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22986 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22987 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22988 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22989 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22990 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22991 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22992 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22993 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22994 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22995 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22996 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22997 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22998 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22999 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23000 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23001 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23002 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23003 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23004 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23005 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23006 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23007 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23008 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23009 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23010 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23011 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23012 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23013 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23014 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23015 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23016 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23017 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23018 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23019 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23020 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23021 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23022 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23023 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23024 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23025 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23026 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23027 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23028 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23029 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23030 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23031 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23032 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23033 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23034 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23035 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23036 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23037 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23038 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23039 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23040 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23041 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23042 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23043 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23044 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23045 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23046 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23047 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23048 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23049 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23050 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23051 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23052 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23053 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23054 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23055 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23056 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23057 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23058 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23059 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23060 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23061 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23062 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23063 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23064 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23065 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23067 2016-02-04 Martin Liska <mliska@suse.cz>
23070 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23071 that are gimple_store_p.
23072 (maybe_instrument_call): Likewise.
23074 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23076 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23077 register scaling out of memory reference and comment why.
23079 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23083 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23084 folding the source of a SET.
23086 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23090 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23091 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23093 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23097 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23100 2016-02-04 Christian Bruel <christian.bruel@st.com>
23102 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23103 * config/arm/arm.c (arm_set_current_function): Likewise.
23105 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23106 Ilya Enkovich <enkovich.gnu@gmail.com>
23107 H.J. Lu <hongjiu.lu@intel.com>
23110 * config/i386/i386.c (convert_scalars_to_vector): Remove
23111 stack alignment fixes.
23112 (ix86_option_override_internal): Disable TARGET_STV if stack
23113 might not be aligned enough.
23114 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23116 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23118 * config/i386/x86-tune.def: Disable default prefetching
23121 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23122 Vladimir Makarov <vmakarov@redhat.com>
23125 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23126 in validating fused toc addresses.
23128 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23131 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23132 range->m_caret fields if range->m_show_caret_p is false.
23135 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23136 Force oldval into register if it does not satisfy reg_or_short_operand
23137 predicate. Fix up formatting.
23139 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23140 Alexandre Oliva <aoliva@redhat.com>
23143 * lra-constraints.c (simplify_operand_subreg): Check additionally
23144 address validity after potential reloading.
23145 (process_address_1): Check insns validity. In case of failure do
23148 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23151 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23154 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23156 * wide-int.cc (canonize_uhwi): New function.
23157 (wi::divmod_internal): Use it.
23159 2016-02-02 James Norris <jnorris@codesourcery.com>
23161 * gimplify.c (omp_notice_variable): Add usage check.
23163 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23165 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23166 like LE, GE, LT, GT when emitting relational operator.
23168 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23170 * ira-costs.c (find_costs_and_classes): Add extra argument.
23171 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23172 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23173 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23174 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23175 Add best_class parameter, and return it if not ALL_REGS.
23176 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23178 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23179 Update target hook.
23181 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23183 * config/aarch64/aarch64.c
23184 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23185 (aarch64_ira_change_pseudo_allocno_class): New function.
23187 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23190 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23192 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23194 * config/avr/avr.c (avr_option_override): Set
23195 PARAM_ALLOW_STORE_DATA_RACES to 1.
23197 2016-02-02 Richard Biener <rguenther@suse.de>
23199 PR tree-optimization/69595
23200 * match.pd: Add range test simplifications to true/false.
23202 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23204 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23205 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23208 2016-02-02 Richard Biener <rguenther@suse.de>
23210 PR tree-optimization/69606
23211 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23212 info on the result before moving a stmt.
23214 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23216 PR middle-end/68542
23217 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23218 branch with vector comparison.
23219 * config/i386/sse.md (VI48_AVX): New mode iterator.
23220 (define_expand "cbranch<mode>4): Add support for conditional branch
23221 with vector comparison.
23222 * tree-vect-loop.c (optimize_mask_stores): New function.
23223 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23224 has_mask_store field of vect_info.
23225 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23226 vectorized loops having masked stores after vec_info destroy.
23227 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23228 correspondent macros.
23229 (optimize_mask_stores): Add prototype.
23231 2016-02-02 Alan Modra <amodra@gmail.com>
23234 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23237 2016-02-02 Alan Modra <amodra@gmail.com>
23240 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23241 whenever toc_label_name used.
23242 (rs6000_file_start): Don't set up toc section here,
23243 (rs6000_output_function_epilogue): do so here instead,
23244 (rs6000_xcoff_file_start): and here.
23245 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23246 (load_toc_aix_di): Likewise.
23248 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23250 PR rtl-optimization/69592
23251 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23252 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23253 (num_sign_bit_copies_binary_arith_p): New inline function.
23254 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23256 2016-02-01 Jeff Law <law@redhat.com>
23258 PR tree-optimization/69580
23259 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23260 * tree-ssa-threadbackward.c
23261 (fsm_find_control_statement_thread_paths): Do not try to walk
23262 through large PHI nodes.
23264 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23266 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23267 when count is incremented above limit, don't analyze further
23270 * omp-low.c (oacc_parse_default_dims): Avoid
23271 -Wsign-compare warning, make sure value fits into int
23272 rather than just unsigned int.
23274 2016-02-01 Bin Cheng <bin.cheng@arm.com>
23276 PR tree-optimization/67921
23277 * fold-const.c (split_tree): New parameters. Convert pointer
23278 type variable part to proper type before negating.
23279 (fold_binary_loc): Pass new arguments to split_tree.
23281 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
23283 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
23284 (nvptx_goacc_validate_dims): Extend to handle global defaults.
23285 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
23286 * doc/tm.texti: Rebuilt.
23287 * doc/invoke.texi (fopenacc-dim): Document.
23288 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
23289 (append_compiler_options): Likewise.
23290 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
23291 (oacc_parse_default_dims): New.
23292 (oacc_validate_dims): Add USED arg. Select non-unity default when
23294 (oacc_loop_fixed_partitions): Return mask of used partitions.
23295 (oacc_loop_auto_partitions): Emit dump info.
23296 (oacc_loop_partition): Return mask of used partitions.
23297 (execute_oacc_device_lower): Parse default dimension arg. Adjust
23298 loop partitioning and validation calls.
23300 2016-02-01 Richard Biener <rguenther@suse.de>
23302 PR middle-end/69556
23303 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
23305 2016-02-01 Richard Biener <rguenther@suse.de>
23307 PR tree-optimization/69574
23308 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
23309 of asserting return chrec_dont_know.
23311 2016-02-01 Martin Liska <mliska@suse.cz>
23313 * mem-stats-traits.h: Add copyright header.
23314 * mem-stats.h: Likewise.
23316 2016-02-01 Richard Biener <rguenther@suse.de>
23318 PR tree-optimization/69579
23319 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
23320 Do not propagate through abnormal PHI results.
23322 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
23324 * postreload.c (reload_cse_simplify): Remove dead code.
23326 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23328 PR rtl-optimization/69570
23329 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
23330 if there is more than one set, not if there is a single set.
23332 2016-02-01 Richard Henderson <rth@redhat.com>
23335 * combine.c (make_compound_operation): When looking through a
23336 subreg, make sure to re-extend to the width of the outer mode.
23338 2016-01-30 Jakub Jelinek <jakub@redhat.com>
23340 PR tree-optimization/69546
23341 * wide-int.cc (wi::divmod_internal): For unsigned division
23342 where both operands fit into uhwi, if o1 is 1 and o0 has
23343 msb set, if divident_prec is larger than bits per hwi,
23344 clear another quotient word and return 2 instead of 1.
23345 Similarly for remainder with msb in HWI set, if dividend_prec
23346 is larger than bits per hwi.
23348 2016-01-29 Martin Jambor <mjambor@suse.cz>
23350 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
23351 Use short lowercase names.
23352 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
23353 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
23354 acq_rel one. Protect warning agains segfaults if
23355 get_memory_order_name returns NULL.
23356 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
23357 with release semantics. Do not warn if get_memory_order already did.
23358 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
23359 semantics. Fix check for relaxed or acquire semantics. Do not warn
23360 if get_memory_order already did.
23362 2016-01-29 Sebastian Pop <s.pop@samsung.com>
23364 * doc/install.texi: Document that isl-0.16 is supported.
23366 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
23369 * config/i386/constraints.md (Bm): Describe as special memory
23371 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
23372 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23373 * genpreds.c (struct constraint_data): Add is_special_memory.
23374 (have_special_memory_constraints, special_memory_start): New
23376 (special_memory_end): Ditto.
23377 (add_constraint): Add new arg is_special_memory. Add code to
23378 process its true value. Update have_special_memory_constraints.
23379 (process_define_constraint): Pass the new arg.
23380 (process_define_register_constraint): Ditto.
23381 (choose_enum_order): Process special memory.
23382 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
23383 function insn_extra_special_memory_constraint.
23384 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23385 * gensupport.c (process_rtx): Process
23386 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23387 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
23388 * ira-lives.c (single_reg_class): Use
23389 insn_extra_special_memory_constraint.
23390 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
23391 * lra-constraints.c (process_alt_operands): Ditto.
23392 (curr_insn_transform): Use insn_extra_special_memory_constraint.
23393 * recog.c (asm_operand_ok, preprocess_constraints): Process
23395 * reload.c (find_reloads): Ditto.
23396 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
23397 * stmt.c (parse_input_constraint): Use
23398 insn_extra_special_memory_constraint.
23400 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23403 * lra-splill.c (lra_final_code_change): Revert r229087 by
23404 removing all sub-registers.
23406 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23409 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23411 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23414 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23415 SSE1, copy target into the temporary reg first before recursing
23418 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23420 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23423 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23425 * ginclude/stdarg.h: Test __cplusplus instead of
23426 __GXX_EXPERIMENTAL_CXX0X__.
23428 2016-01-29 Richard Biener <rguenther@suse.de>
23430 PR tree-optimization/69547
23431 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23432 Do not mark clobbers necessary.
23433 (mark_all_reaching_defs_necessary_1): Likewise.
23435 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23437 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23438 declaration name with %qs and print it in both error messages.
23439 Also fix indentation.
23441 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23444 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23445 trailing blank line from error message.
23447 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23450 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23453 2016-01-29 Richard Biener <rguenther@suse.de>
23455 PR middle-end/69537
23456 * match.pd: Allow all integral types when simplifying a
23457 widening or sign-changing conversion.
23459 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23461 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23462 back to setting codegen_error to fail codegen.
23464 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23467 * config/i386/constraints.md (C): Only accept constant zero operand.
23468 (BC): New constraint.
23469 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23470 instead of C constraint.
23471 * doc/md.texi (Machine Constraints): Update description
23474 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23477 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23479 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23481 PR middle-end/69542
23482 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23485 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23487 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23488 branches if using guessed profile.
23490 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23492 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23494 2016-01-28 Richard Henderson <rth@redhat.com>
23497 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23498 * config/aarch64/aarch64-protos.h: Update.
23499 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23500 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23501 (aarch64_get_condition_code_1): Handle CC_Cmode.
23502 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23503 (*add<mode>3_compareC_cconly_imm): New.
23504 (*add<mode>3_compareC_cconly): New.
23505 (*add<mode>3_compareC_imm): New.
23506 (add<mode>3_compareC): New.
23507 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23508 to be first. Use aarch64_carry_operation.
23509 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23510 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23511 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23512 (subti3): Use subdi3_compare1.
23513 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23514 (sub<mode>3_compare1): New.
23515 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23516 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23517 (*subsi3_carryin_uxtw): Likewise.
23518 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23519 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23520 * config/aarch64/iterators.md (DWI): New.
23521 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23522 (aarch64_borrow_operation): New.
23524 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23526 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23527 message when isl does not return a valid schedule.
23529 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23531 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23532 Remove comments from class declarations: they are already in the code
23535 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23537 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23539 (ternary_op_to_tree): Same.
23540 (unary_op_to_tree): Same.
23541 (nary_op_to_tree): Same.
23542 (gcc_expression_from_isl_expr_op): Same.
23543 (gcc_expression_from_isl_expression): Same.
23544 (graphite_create_new_loop): Same.
23545 (graphite_create_new_loop_guard): Same.
23546 (build_iv_mapping): Same.
23547 (graphite_create_new_guard): Same.
23548 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23549 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23551 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23553 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23554 instead of setting codegen_error to fail codegen.
23556 2016-01-28 Jason Merrill <jason@redhat.com>
23558 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23560 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23562 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23563 Remove CONST_INT_P check in CCMP cost calculation.
23565 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23567 * config/aarch64/aarch64.c (generic_vector_cost):
23568 Set vec_permute_cost.
23569 (cortexa57_vector_cost): Likewise.
23570 (exynosm1_vector_cost): Likewise.
23571 (xgene1_vector_cost): Likewise.
23572 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23573 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23574 Add vec_permute_cost entry.
23576 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23578 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23580 (add<mode>3_compare0): Likewise.
23581 (addsi3_compare0_uxtw): Likewise.
23582 (add<mode>3nr_compare0): Likewise.
23583 (compare_neg<mode>): Likewise.
23584 (<optab><mode>3): Likewise.
23586 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23588 * tree-vect-stmts.c (vectorizable_comparison): Add
23589 NULL check for vectype.
23591 2016-01-28 Richard Biener <rguenther@suse.de>
23593 PR tree-optimization/69466
23594 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23595 Account for PHIs we couldn't duplicate.
23597 2016-01-28 Martin Liska <mliska@suse.cz>
23600 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23601 instead of ENABLE_VALGRIND_CHECKING.
23603 2016-01-27 Richard Henderson <rth@redhat.com>
23606 * lra-remat.c (subreg_regs): New.
23607 (dump_candidates_and_remat_bb_data): Dump it.
23608 (operand_to_remat): Reject if operand in subreg_regs.
23609 (set_bb_regs): Collect subreg_regs.
23610 (lra_remat): Init and free subreg_regs. Compute
23611 calculate_local_reg_remat_bb_data before create_cands.
23613 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23616 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23617 change stack_alignment_needed for __tls_get_addr call.
23619 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23621 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23623 2016-01-27 Jeff Law <law@redhat.com>
23625 PR tree-optimization/68398
23626 PR tree-optimization/69196
23627 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23628 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23629 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23630 Only count PHIs in the last block in the path. The others will
23631 const/copy propagate away. Add heuristic to allow more irreducible
23632 subloops to be created when it is likely profitable to do so.
23634 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23635 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23636 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23638 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23641 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23642 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23643 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23644 * tree-streamer-in.c: Include asan.h.
23645 (streamer_get_builtin_tree): For builtins in sanitizer
23646 range call initialize_sanitizer_builtins and retry.
23648 2016-01-27 Ian Lance Taylor <iant@google.com>
23650 * common.opt (fkeep-gc-roots-live): New undocumented option.
23651 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23652 -fkeep-gc-roots-live, skip pointers.
23653 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23656 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23659 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23660 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23662 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23665 * configure.ac: NetBSD provides SSP in its C library.
23666 * configure: Updated.
23668 2016-01-27 Richard Biener <rguenther@suse.de>
23670 PR tree-optimization/69166
23671 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23672 reduction code for commutativity / associativity.
23674 2016-01-27 Martin Jambor <mjambor@suse.cz>
23676 PR tree-optimization/69355
23677 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23678 total_scalarization fails.
23680 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23682 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23685 2016-01-27 Christian Bruel <christian.bruel@st.com>
23688 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23689 Move arm_reset_previous_fndecl and set_target_option_current_node in
23690 the conditional part. Call save_restore_target_globals.
23691 * config/arm/arm.c (arm_set_current_function):
23692 Refactor to better support #pragma target and attribute mix.
23693 Call save_restore_target_globals.
23694 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23696 2016-01-27 Martin Liska <mliska@suse.cz>
23698 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23699 reference for an HSA kernel and its host function.
23701 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23703 PR tree-optimization/69399
23704 * wide-int.h (wi::lrshift): For larger precisions, only
23705 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23707 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23709 * config/arc/predicates.md (proper_comparison_operator): Reject
23710 constant-constant comparison.
23712 2016-01-26 Tom de Vries <tom@codesourcery.com>
23714 PR tree-optimization/69110
23715 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23716 DR_NUM_DIMENSIONS == 0.
23718 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23719 Sebastian Pop <s.pop@samsung.com>
23721 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23722 isl_ast_op_cond and isl_ast_op_select.
23723 (gcc_expression_from_isl_expr_op): Same.
23725 2016-01-26 Jason Merrill <jason@redhat.com>
23728 * tree.c (recompute_constructor_flags): Split out from
23730 (verify_constructor_flags): New.
23731 * tree.h: Declare them.
23733 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23735 PR rtl-optimization/69217
23736 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23737 are no TYPE_FIELDS set for the record type.
23739 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23742 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23743 toc_label_name unconditionally.
23744 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23745 SYMBOL_REF string. Use toc_label_name instead of constructing
23747 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23748 constructing LCTOC1.
23750 2016-01-26 Martin Sebor <msebor@redhat.com>
23753 * doc/extend.texi (Common Type Attributes): Move text that talks about
23754 attribute packed from attribute aligned to the section discussing
23755 the former attribute for clarity.
23757 2016-01-26 Richard Henderson <rth@redhat.com>
23759 PR middle-end/60908
23760 * trans-mem.c (tm_region_init): Mark entry block as visited.
23762 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23765 * diagnostic-show-locus.c (layout::print_source_line): Replace
23766 call to pp_newline with call to layout::print_newline.
23767 (layout::print_annotation_line): Likewise.
23768 (layout::move_to_column): Likewise.
23769 (layout::print_any_fixits): After printing any fixits, print a
23770 trailing newline, if necessary.
23771 (layout::print_newline): New method, resetting any colorization
23773 (diagnostic_show_locus): Move the pp_newline to before the
23774 early bailout. Remove dummy block enclosing the layout instance.
23775 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23776 of pp_newline_and_flush with pp_flush.
23777 (diagnostic_append_note): Delete use of pp_newline.
23778 (diagnostic_append_note_at_rich_loc): Delete.
23779 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23780 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23781 when newline characters are added to the buffer.
23783 2016-01-26 Michael Matz <matz@suse.de>
23785 * configure.ac (ac_cv_std_swap_in_utility): New test.
23786 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23787 * configure: Regenerate.
23788 * config.in: Regenerate.
23790 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23792 * config/arc/arc.md (cstoresi4): Force operand into register.
23793 (arcset<code>): Fix predicate.
23794 (arcsetltu): Likewise.
23795 (arcsetgeu): Likewise.
23796 (arcsethi): Likewise.
23797 (arcsetls): Likewise.
23799 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23801 PR tree-optimization/69483
23802 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23803 if base has error_mark_node type.
23805 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23808 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23809 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23811 (vget_lane_f16): Handle big-endian.
23812 (vgetq_lane_f16): Likewise.
23813 (vset_lane_f16): Likewise.
23814 (vsetq_lane_f16): Likewise.
23815 * config/arm/iterators.md (VQXMOV): Add V8HF.
23816 (VDQ): Add V4HF and V8HF.
23817 (V_reg): Handle V4HF and V8HF.
23818 (Is_float_mode): Likewise.
23819 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23820 neon_vdup_nv8hf): New patterns.
23821 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23822 Use VD_LANE iterator.
23823 (neon_vld1_dup<mode>): Use VQ2 iterator.
23825 2016-01-26 Nathan Sidwell <nathan@acm.org>
23827 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23828 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23829 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23830 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23831 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23832 (oacc_validate_dims): Add LEVEL arg, don't return level.
23833 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23834 oacc_validate_dims.
23835 (execute_oacc_device_lower): Adjust, add more dump output.
23836 * tree-ssa-loop.c (gate_oacc_kernels): Use
23837 oacc_fn_attrib_kernels_p.
23838 * tree-parloops.c (create_parallel_loop): Adjust
23839 set_oacc_fn_attrib call.
23841 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23844 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23845 (append_compiler_options): Handle -fcilkplus.
23846 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23848 2016-01-26 Nick Clifton <nickc@redhat.com>
23851 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23852 been marked as DECL_ONE_ONLY but we do not the means to make it
23853 so, then do not allow it to bind locally.
23855 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23858 * opts.h (parse_sanitizer_options): New prototype.
23859 * opts.c (sanitizer_opts): New array.
23860 (parse_sanitizer_options): New function.
23861 (common_handle_option): Use parse_sanitizer_options.
23863 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23866 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23867 alignment adjustment to ...
23868 (ix86_update_stack_boundary): Here. Don't over-align stack for
23870 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23871 if __tls_get_addr is called.
23873 2016-01-26 Christian Bruel <christian.bruel@st.com>
23875 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23877 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23879 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23881 2016-01-26 Richard Biener <rguenther@suse.de>
23883 PR middle-end/69467
23884 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23886 2016-01-26 Richard Biener <rguenther@suse.de>
23888 PR tree-optimization/69452
23889 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23890 (move_computations_dom_walker::before_dom_children): Rename
23892 (move_computations_worker): This.
23893 (move_computations): Perform an RPO rather than a DOM walk.
23895 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23898 * combine.c (combine_instructions): For REG_EQUAL note with
23899 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23900 to the underlying register.
23901 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23902 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23904 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23907 * config/aarch64/aarch64-builtins.c
23908 (aarch64_init_simd_builtin_types): Do not set structural
23909 equality to __Poly{8,16,64,128}_t types.
23911 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23913 PR tree-optimization/69400
23914 * wide-int.cc (wi_pack): Take the precision as argument and
23915 perform canonicalization here rather than in the callers.
23916 Use the main loop to handle all full-width HWIs. Add a
23917 zero HWI if in_len isn't a full result.
23918 (wi::divmod_internal): Update accordingly.
23919 (wi::mul_internal): Likewise. Simplify.
23921 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23922 Sebastian Pop <s.pop@samsung.com>
23924 * graphite-poly.c (apply_poly_transforms): Simplify.
23925 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23926 (print_isl_map): Same.
23927 (print_isl_union_map): Same.
23928 (print_isl_schedule): New.
23929 (debug_isl_schedule): New.
23930 * graphite-dependences.c (scop_get_reads): Do not call
23931 isl_union_map_add_map that is undocumented isl functionality.
23932 (scop_get_must_writes): Same.
23933 (scop_get_may_writes): Same.
23934 (scop_get_original_schedule): Remove.
23935 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23936 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23937 (compute_deps): Remove.
23938 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23939 (debug_schedule_ast): New.
23940 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23941 set_separate_option.
23942 (graphite_regenerate_ast_isl): Add dump.
23943 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23944 from scop->transformed_schedule.
23945 (graphite_regenerate_ast_isl): Add more dump.
23946 * graphite-optimize-isl.c (optimize_isl): Set
23947 scop->transformed_schedule. Check whether schedules are equal.
23948 (apply_poly_transforms): Move here.
23949 * graphite-poly.c (apply_poly_transforms): ... from here.
23950 (free_poly_bb): Static.
23951 (free_scop): Static.
23952 (pbb_number_of_iterations_at_time): Remove.
23953 (print_isl_ast): New.
23954 (debug_isl_ast): New.
23955 (debug_scop_pbb): New.
23956 * graphite-scop-detection.c (print_edge): Move.
23957 (print_sese): Move.
23958 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23959 (build_scop_scattering): Remove.
23960 (create_pw_aff_from_tree): Assert instead of bailing out.
23961 (add_condition_to_pbb): Remove unused code, do not fail.
23962 (add_conditions_to_domain): Same.
23963 (add_conditions_to_constraints): Remove.
23964 (build_scop_context): New.
23965 (add_iter_domain_dimension): New.
23966 (build_iteration_domains): Initialize pbb->iterators.
23967 Call add_conditions_to_domain.
23970 (index_outermost_in_loop): New.
23971 (index_pbb_in_loop): New.
23972 (outermost_pbb_in): New.
23973 (add_in_sequence): New.
23974 (add_outer_projection): New.
23975 (outer_projection_mupa): New.
23976 (add_loop_schedule): New.
23977 (build_schedule_pbb): New.
23978 (build_schedule_loop): New.
23979 (embed_in_surrounding_loops): New.
23980 (build_schedule_loop_nest): New.
23981 (build_original_schedule): New.
23982 (build_poly_scop): Call build_original_schedule.
23983 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23984 (free_poly_dr): Remove.
23985 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23986 (free_poly_bb): Remove.
23987 (debug_loop_vec): Remove.
23988 (print_isl_ast): Declare.
23989 (debug_isl_ast): Declare.
23990 (scop_do_interchange): Remove.
23991 (scop_do_strip_mine): Remove.
23992 (scop_do_block): Remove.
23993 (flatten_all_loops): Remove.
23994 (optimize_isl): Remove.
23995 (pbb_number_of_iterations_at_time): Remove.
23996 (debug_scop_pbb): Declare.
23997 (print_schedule_ast): Declare.
23998 (debug_schedule_ast): Declare.
23999 (struct scop): Remove schedule. Add original_schedule,
24000 transformed_schedule.
24001 (free_gimple_poly_bb): Remove.
24002 (print_generated_program): Remove.
24003 (debug_generated_program): Remove.
24004 (unify_scattering_dimensions): Remove.
24005 * sese.c (print_edge): ... here.
24006 (print_sese): ... here.
24007 (debug_edge): ... here.
24008 (debug_sese): ... here.
24009 * sese.h (print_edge): Declare.
24010 (print_sese): Declare.
24011 (dump_edge): Declare.
24012 (dump_sese): Declare.
24014 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24015 Sebastian Pop <s.pop@samsung.com>
24017 * Makefile.in: Set ISLVER in site.exp.
24019 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24021 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24022 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24023 through DECL_VALUE_EXPR for expansion.
24025 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24027 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24028 the frame info after reload completed.
24030 2016-01-25 Jeff Law <law@redhat.com>
24032 PR tree-optimization/69196
24033 PR tree-optimization/68398
24034 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24035 tree-ssa-threadupdate.c.
24036 (determine_bb_domination_status): Prototype
24037 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24038 (determine_bb_domination_status): No longer static.
24039 (valid_jump_thread_path): Remove code to detect characteristics
24040 of the jump thread path not associated with correctness.
24041 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24042 Correct test for thread path length. Count PHIs for real operands as
24043 statements that need to be copied. Do not count ASSERT_EXPRs.
24044 Look at all the blocks in the thread path. Compute and selectively
24045 filter thread paths based on threading through the latch, threading
24046 a multiway branch or crossing a multiway branch.
24048 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24050 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24051 decl with __attribute__ ((unused)) annotation.
24053 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24056 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24057 of operands is compatible with a statement vectype.
24059 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24061 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24062 improve wording for mixed storage order support.
24064 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24066 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24067 (vcvt_u64_f64): Likewise.
24068 (vcvta_s64_f64): Likewise.
24069 (vcvta_u64_f64): Likewise.
24070 (vcvtm_s64_f64): Likewise.
24071 (vcvtm_u64_f64): Likewise.
24072 (vcvtn_s64_f64): Likewise.
24073 (vcvtn_u64_f64): Likewise.
24074 (vcvtp_s64_f64): Likewise.
24075 (vcvtp_u64_f64): Likewise.
24077 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24079 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24080 (arc_init): Check validity mll64 option.
24081 (arc_save_restore): Use double load/store instruction.
24082 (arc_expand_movmem): Likewise.
24083 (arc_split_move): Don't split if we have double load/store
24084 instructions. Returns a boolean.
24085 (arc_process_double_reg_moves): Change function to return boolean
24086 instead of a sequence of instructions.
24087 (arc_dwarf_register_span): New function.
24088 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24089 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24090 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24091 (*movdf_insn): Likewise.
24092 * config/arc/arc.opt (mll64): New option.
24093 * config/arc/predicates.md (even_register_operand): New predicate.
24094 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24096 2016-01-25 Richard Biener <rguenther@suse.de>
24099 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24100 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24102 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24104 2016-01-25 Richard Biener <rguenther@suse.de>
24106 PR tree-optimization/69376
24107 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24109 (VN_INFO_ANTI_RANGE_P): New inline.
24110 (VN_INFO_RANGE_TYPE): Likewise.
24111 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24112 SSA_NAME_ANTI_RANGE_P.
24113 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24114 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24115 Properly query VN_INFO_RANGE_TYPE.
24117 2016-01-25 Nick Clifton <nickc@redhat.com>
24120 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24122 2016-01-23 Tom de Vries <tom@codesourcery.com>
24124 PR tree-optimization/69426
24125 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24128 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24130 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24131 "the the" with "the" in the comments.
24132 * ipa-devirt.c (build_type_inheritance_graph,
24133 update_type_inheritance_graph): Likewise.
24134 * tree.c (build_function_type_list_1): Likewise.
24135 * cfgloopmanip.c (scale_loop_profile): Likewise.
24136 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24137 * gimple-ssa-split-paths.c
24138 (find_block_to_duplicate_for_splitting_paths): Likewise.
24139 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24140 * expr.c (convert_move): Likewise.
24141 * var-tracking.c (vt_stack_adjustments): Likewise.
24142 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24143 * tree-vrp.c (test_for_singularity): Likewise.
24145 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24146 directly instead of building a temporary tree.
24149 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24150 remove <algorithm> include.
24152 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24155 * config/i386/i386.c: Include dojump.h.
24156 (expand_small_movmem_or_setmem,
24157 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24159 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24160 if dynamic_check != -1.
24162 2016-01-21 Jeff Law <law@redhat.com>
24164 PR middle-end/69347
24165 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24166 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24167 into dominated_by_p.
24168 (cprop_into_successor_phis): Avoid unnecessary tests.
24170 2016-01-22 Richard Henderson <rth@redhat.com>
24173 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24174 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24176 2016-01-22 Michael Matz <matz@suse.de>
24178 * system.h (string, algorithm): Include only conditionally.
24179 (new): Include always under C++.
24180 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24181 * final.c (toplevel): Ditto.
24182 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24183 * genconditions.c (write_header): Make gencondmd.c define
24185 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24187 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24188 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24190 2016-01-22 Christian Bruel <christian.bruel@st.com>
24193 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24195 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24198 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24199 define_insn_and_split. Ensure operands[1] and operands[0] do not
24200 get assigned the same register.
24202 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24204 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24206 2016-01-22 Christian Bruel <christian.bruel@st.com>
24208 * config/arm/arm-c.c (arm_pragma_target_parse):
24209 Remove warn_builtin_macro_redefined overwrite.
24211 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24213 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24214 flag_non_call_exceptions compatibility.
24216 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24219 * dwarf2out.c (add_child_die_after): New function.
24220 (dwarf_qual_info_t): New type.
24221 (dwarf_qual_info): New variable.
24222 (qualified_die_p): New function.
24223 (modified_type_die): For -fdebug-types-section, ensure
24224 canonical order of qualifiers. Put qualified DIEs adjacent
24225 to the corresponding non-qualified type DIE and search there
24226 for existing qualified DIEs.
24228 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24230 * doc/extend.texi (scalar_storage_order type attribute): Document
24231 restriction on type punning and aliasing, and remove future tense.
24233 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24236 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24239 2016-01-21 Jeff Law <law@redhat.com>
24241 PR middle-end/69347
24242 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24243 useless call to record_temporary_equivalences.
24244 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24245 allocate 10 slots in the bb_path vector and let it grow as needed.
24246 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24249 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24251 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24253 * configure: Regenerate.
24255 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24257 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24258 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24260 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24262 PR middle-end/66178
24263 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24264 drop EXPAND_INITIALIZER.
24265 * rtl.h (contains_symbolic_reference_p): Declare.
24266 * rtlanal.c (contains_symbolic_reference_p): New function.
24267 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
24268 a subtraction into a NOT if symbolic constants are involved.
24270 2016-01-21 Anton Blanchard <anton@samba.org>
24271 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24274 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
24276 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
24279 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24281 * config/microblaze/microblaze.c
24282 (get_branch_target): New.
24283 (insert_wic_for_ilb_runout): New.
24285 (microblaze_machine_dependent_reorg): New.
24286 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
24287 * config/microblaze/microblaze.md
24288 (UNSPEC_IPREFETCH): Define.
24289 (iprefetch): New pattern
24290 * config/microblaze/microblaze.opt
24291 (mxl-prefetch): New flag.
24293 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24295 * config/microblaze/microblaze.h
24296 (FIXED_REGISTERS): Update in macro.
24297 (CALL_USED_REGISTERS): Update in macro.
24299 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
24301 PR rtl-optimization/68920
24302 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
24305 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
24307 PR rtl-optimization/68990
24308 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
24309 pseudo instead of inheritance ones.
24311 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24312 Nick Clifton <nickc@redhat.com>
24316 * config/mips/mips.c (mips_compute_frame_info): Initialise
24317 args_size and hard_frame_pointer_offset fields of the frame
24318 structure before calling mips_global_pointer.
24320 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24322 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
24324 * configure: Regenerate.
24326 2016-01-21 Richard Biener <rguenther@suse.de>
24328 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
24330 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24332 * config/s390/s390.c (s390_asm_declare_function_size): Add code
24333 to actually emit the .size directive.
24335 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
24336 Jakub Jelinek <jakub@redhat.com>
24340 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
24341 args array size by one to avoid buffer overflow.
24343 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24345 * config/s390/s390.md (pool_section_start): Use switch_to_section
24346 to select proper read-only data section instead of hardcoding
24348 (pool_section_end): Use switch_to_section to match the above.
24350 2016-01-21 Richard Biener <rguenther@suse.de>
24352 PR tree-optimization/69378
24353 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
24354 (set_ssa_val_to): Use it for dominance checks taking into
24355 account not executable edges.
24357 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24360 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
24361 for bitsize instead of GET_MODE_PRECISION (mode).
24363 2016-01-20 Martin Sebor <msebor@redhat.com>
24366 * extend.texi (__sync Builtins): Clarify the semantics of
24367 __sync_fetch_and_OP built-ins on pointers.
24368 (__atomic Builtins): Same.
24370 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24371 Sebastian Pop <s.pop@samsung.com>
24373 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
24374 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
24375 (is_valid_rename): Same.
24376 (translate_isl_ast_to_gimple::get_rename): Same.
24377 (translate_isl_ast_to_gimple::rename_all_uses): Same.
24378 (translate_isl_ast_to_gimple::rename_uses): Same.
24379 (get_new_name): Check for close_phi nodes.
24380 (copy_loop_phi_args): Use phi_node_kind.
24381 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
24382 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
24384 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24385 Sebastian Pop <s.pop@samsung.com>
24387 Revert commit r229783.
24388 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
24389 Remove use of parameter_rename_map.
24390 (copy_def): Remove.
24391 (copy_internal_parameters): Remove.
24392 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
24393 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
24394 (free_sese_info): Do not free parameter_rename_map.
24395 (set_rename): Do not use parameter_rename_map.
24396 (rename_uses): Update call to set_rename.
24397 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
24398 * sese.h (parameter_rename_map_t): Remove.
24399 (struct sese_info_t): Remove field parameter_rename_map.
24401 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24402 Sebastian Pop <s.pop@samsung.com>
24404 * graphite-isl-ast-to-gimple.c: Fix comment.
24405 * graphite-scop-detection.c (defined_in_loop_p): New.
24406 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24407 names defined in loop.
24409 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24410 Sebastian Pop <s.pop@samsung.com>
24412 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24413 Discard unstructured if-then-else regions.
24415 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24416 Sebastian Pop <s.pop@samsung.com>
24418 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24419 (cleanup_loop_iter_dom): Remove.
24420 (build_loop_iteration_domains): Remove.
24421 (build_scop_context): Remove.
24422 (build_scop_iteration_domain): Remove.
24423 (add_loop_constraints): New.
24424 (build_iteration_domains): New.
24425 (build_poly_scop): Call build_iteration_domains.
24427 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24428 Sebastian Pop <s.pop@samsung.com>
24430 * graphite-scop-detection.c
24431 (scop_detection::harmful_loop_in_region): Free dom and loops.
24432 (scop_detection::loop_body_is_valid_scop): Free bbs.
24434 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24435 Sebastian Pop <s.pop@samsung.com>
24437 * graphite-scop-detection.c (record_loop_in_sese): New.
24438 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24439 (build_scops): Remove call to build_sese_loop_nests.
24440 * sese.c (sese_record_loop): Remove.
24441 (build_sese_loop_nests): Remove.
24442 (new_sese_info): Remove region->loops.
24443 (free_sese_info): Same.
24444 * sese.h (sese_contains_loop): Same.
24445 (build_sese_loop_nests): Remove.
24446 (sese_contains_loop): Remove.
24448 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24449 Sebastian Pop <s.pop@samsung.com>
24451 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24452 loop_is_valid_in_scop.
24453 (scop_detection::harmful_stmt_in_region): Renamed
24454 harmful_loop_in_region.
24455 Call loop_is_valid_in_scop.
24457 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24458 Sebastian Pop <s.pop@samsung.com>
24460 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24463 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24464 Sebastian Pop <s.pop@samsung.com>
24466 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24467 * graphite.h (struct poly_bb): Remove field is_reduction.
24468 (PBB_IS_REDUCTION): Remove.
24470 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24471 Sebastian Pop <s.pop@samsung.com>
24473 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24474 (add_pdr_constraints): Same.
24475 (scop_get_reads): Same.
24476 (scop_get_must_writes): Same.
24477 (scop_get_may_writes): Same.
24478 (scop_get_original_schedule): Same.
24479 (extend_schedule): Same.
24480 (apply_schedule_on_deps): Same.
24481 (carries_deps): Same.
24482 (compute_deps): Same.
24483 (scop_get_dependences): Same.
24484 * graphite-isl-ast-to-gimple.c
24485 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24486 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24487 (get_schedule_for_band_list): Same.
24488 (get_schedule_map): Same.
24489 (apply_schedule_map_to_scop): Same.
24490 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24491 (build_loop_iteration_domains): Same.
24492 (add_condition_to_pbb): Same.
24493 (add_param_constraints): Same.
24494 (pdr_add_memory_accesses): Same.
24495 (pdr_add_data_dimensions): Same.
24497 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24499 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24502 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24504 * common.opt (feliminate-dwarf2-dups): Replace references to
24505 "DWARF 2" with just "DWARF".
24506 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24507 * doc/extend.texi: Likewise.
24508 * doc/cpp.texi: Likewise.
24509 * doc/invoke.texi: Likewise.
24510 (Option Summary): Add -gdwarf to list of Debugging Options.
24511 (Debugging Options): Document -gdwarf.
24512 * doc/contrib.texi: Spell "DWARF" like that.
24514 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24516 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24517 warning. Fix up formatting.
24519 PR middle-end/67653
24520 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24521 attempt to mark memory input operand addressable and
24522 call prepare_gimple_addressable in that case. Don't adjust
24523 input_location for diagnostics, use error_at instead.
24525 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24527 * config/rs6000/ppc-auxv.h: New file.
24528 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24529 (cpu_is): Likewise.
24530 (cpu_supports): Likewise.
24531 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24532 (cpu_is_info): New variable.
24533 (cpu_supports_info): Likewise.
24534 (tcb_verification_symbol): Likewise.
24535 (cpu_builtin_p): Likewise.
24536 (cpu_expand_builtin): New function.
24537 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24538 (rs6000_init_builtins): Likewise.
24539 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24540 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24541 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24542 * configure: Regenerate.
24543 * config.in: Likewise.
24544 * doc/extend.texi (PowerPC Built-in Functions): Document
24545 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24547 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24550 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24552 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24555 2016-01-20 Richard Henderson <rth@redhat.com>
24561 * tree.c (tm_define_builtin): New.
24562 (find_tm_vector_type): New.
24563 (build_tm_vector_builtins): New.
24564 (build_common_builtin_nodes): Call it.
24566 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24568 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24569 (arm_fp_ok): Likewise.
24570 (arm_fp): Likewise.
24571 (arm_crypto): Likewise.
24573 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24574 Richard Biener <rguenther@suse.de>
24576 PR tree-optimization/69328
24577 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24578 vectors have same number of elements.
24579 (vectorizable_condition): Fix masked version recognition.
24581 2016-01-20 Richard Biener <rguenther@suse.de>
24583 PR tree-optimization/69345
24584 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24585 (VN_INFO_PTR_INFO): Likewise.
24586 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24587 info when it is equal between non-dominating SSA names.
24588 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24589 Make sure to look at original SSA infos.
24591 2016-01-20 Jeff Law <law@redhat.com>
24594 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24596 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24597 (pc_or_label_operand): New predicate.
24598 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24599 tests for small integers that are 2^n - 1.
24601 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24603 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24605 2016-01-19 Jeff Law <law@redhat.com>
24607 PR middle-end/69347
24608 * tree-ssa-threadbackwards.c
24609 (fsm_find_control_statement_thread_paths): Do not try to lookup
24610 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24612 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24614 * doc/lto.texi: Remove text that says only Gold has linker plugin
24617 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24619 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24620 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24621 the DIE accordingly.
24622 (modified_type_die): Add REVERSE parameter and pass it recursively,
24623 as well as to base_type_die. Adjust presence check accordingly.
24624 (base_type_for_mode): Adjust call to modified_type_die.
24625 (add_type_attribute): Add REVERSE parameter and pass it to
24627 (generic_parameter_die): Adjust call to add_type_attribute.
24628 (add_scalar_info): Likewise.
24629 (add_subscript_info): Likewise.
24630 (gen_array_type_die): Likewise.
24631 (gen_descr_array_type_die): Likewise.
24632 (gen_entry_point_die): Likewise.
24633 (gen_enumeration_type_die): Likewise.
24634 (gen_formal_parameter_die): Likewise.
24635 (gen_subprogram_die): Likewise.
24636 (gen_variable_die ): Likewise.
24637 (gen_const_die): Likewise.
24638 (gen_field_die): Likewise.
24639 (gen_pointer_type_die): Likewise.
24640 (gen_reference_type_die): Likewise.
24641 (gen_ptr_to_mbr_type_die): Likewise.
24642 (gen_inheritance_die): Likewise.
24643 (gen_subroutine_type_die): Likewise.
24644 (gen_typedef_die): Likewise.
24645 (force_type_die): Adjust call to modified_type_die.
24647 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24649 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24650 flow throughout the file. Fix broken link to Objective-C 2.0
24652 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24655 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24657 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24659 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24662 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24663 (maybe_record_node): Record cxa_pure_virtual as the only possible
24664 target if there are not ohter candidates.
24665 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24667 2016-01-19 Richard Biener <rguenther@suse.de>
24669 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24670 (get_memory_order): Likewise.
24672 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24674 * tree-vect-stmts.c (vectorizable_store): Check
24677 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24680 * gcc.c (driver::decode_argv): Add call to
24681 init_opts_obstack before init_options_struct.
24682 * opts.c (init_opts_obstack): Remove idempotency.
24683 (init_options_struct): Replace call to init_opts_obstack
24684 with a gcc_assert to verify that it has already been called.
24685 * toplev.c (toplev::main): Add call to init_opts_obstack before
24686 calls to init_options_struct.
24687 (toplev::finalize): Move cleanup of opts_obstack next to
24688 cleanup of save_decoded_options, clearing the latter, and
24689 save_decoded_options_count.
24691 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24694 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24695 attribute to unconditional. Remove %? from output template.
24697 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24698 Jiong Wang <jiong.wang@arm.com>
24700 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24701 generated from different expand order.
24703 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24705 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24706 Add support for CCMP costing.
24708 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24710 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24711 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24712 (fccmpe<mode>): Likewise.
24713 (fcmp): Rename to fcmp and globalize pattern.
24715 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24716 (aarch64_gen_ccmp_next): Add FP support.
24718 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24720 * target.def (gen_ccmp_first): Update documentation.
24721 (gen_ccmp_next): Likewise.
24722 * doc/tm.texi (gen_ccmp_first): Update documentation.
24723 (gen_ccmp_next): Likewise.
24724 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24725 expand_ccmp_expr_1. Improve comments.
24726 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24727 (ccmp_ior<mode>): Remove pattern.
24728 (cmp<mode>): Remove expand.
24729 (cmp): Globalize pattern.
24730 (cstorecc4): Use cc_register.
24731 (mov<mode>cc): Remove ccmp_cc_register check.
24732 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24733 Simplify after removal of CC_DNE/* modes.
24734 (aarch64_ccmp_mode_to_code): Remove.
24735 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24736 In 'k' case use integer as condition.
24737 (aarch64_nzcv_codes): Remove inverted cases.
24738 (aarch64_code_to_ccmode): Remove.
24739 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24740 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24741 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24742 pattern. Return the comparison with CC register. Invert conditions
24743 when bitcode is OR.
24744 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24745 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24747 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24749 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24750 instrumented_version.
24752 2016-01-19 Richard Biener <rguenther@suse.de>
24754 PR tree-optimization/69336
24755 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24756 handled components with get_ref_base_and_extent.
24757 (equal_mem_array_ref_p): Adjust.
24759 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24762 * shrink-wrap.c: Include valtrack.h.
24763 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24764 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24765 in between insn and where it will be moved to. Call
24766 dead_debug_insert_temp.
24767 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24768 first and dead_debug_local_finish at the end.
24769 For uses and defs bitmap, handle all regs in between REGNO and
24770 END_REGNO, not just the first one.
24772 2016-01-19 Richard Biener <rguenther@suse.de>
24774 PR tree-optimization/69352
24775 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24776 (equal_mem_array_ref_p): Constrain size and max size properly.
24777 Compare the reverse flag.
24779 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24781 * ira.c (ira): Update regstat data if we deleted insns.
24783 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24785 PR rtl-optimization/68955
24786 PR rtl-optimization/64557
24787 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24788 here. Fix up formatting.
24789 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24791 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24794 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24795 assume that the node has body.
24796 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24799 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24801 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24804 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24806 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24807 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24809 2016-01-19 Martin Jambor <mjambor@suse.cz>
24810 Martin Liska <mliska@suse.cz>
24811 Michael Matz <matz@suse.de>
24813 * Makefile.in (OBJS): Add new source files.
24814 (GTFILES): Add hsa.c.
24815 * common.opt (disable_hsa): New variable.
24816 (-Whsa): New warning.
24817 * config.in (ENABLE_HSA): New.
24818 * configure.ac: Treat hsa differently from other accelerators.
24819 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24820 $enable_offloading.
24821 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24822 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24823 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24824 --with-hsa-kmt-lib.
24825 * doc/invoke.texi (-Whsa): Document.
24826 (hsa-gen-debug-stores): Likewise.
24827 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24828 to invoke offload compiler for hsa acclerator.
24829 * opts.c (common_handle_option): Determine whether HSA offloading
24830 should be performed.
24831 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24832 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24833 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24834 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24835 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24836 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24837 GF_OMP_FOR_KIND_GRID_LOOP.
24838 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24839 (pp_gimple_stmt_1): Likewise.
24840 * gimple-walk.c (walk_gimple_stmt): Likewise.
24841 * gimple.c (gimple_build_omp_grid_body): New function.
24842 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24843 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24844 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24845 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24846 GF_OMP_TEAMS_GRID_PHONY.
24847 (gimple_statement_omp_single_layout): Updated comments.
24848 (gimple_build_omp_grid_body): New function.
24849 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24850 (gimple_omp_for_grid_phony): New function.
24851 (gimple_omp_for_set_grid_phony): Likewise.
24852 (gimple_omp_parallel_grid_phony): Likewise.
24853 (gimple_omp_parallel_set_grid_phony): Likewise.
24854 (gimple_omp_teams_grid_phony): Likewise.
24855 (gimple_omp_teams_set_grid_phony): Likewise.
24856 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24857 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24858 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24859 (BUILT_IN_GOMP_TARGET): Updated type.
24860 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24861 (adjust_for_condition): New function.
24862 (get_omp_for_step_from_incr): Likewise.
24863 (extract_omp_for_data): Moved parts to adjust_for_condition and
24864 get_omp_for_step_from_incr.
24865 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24866 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24867 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24868 (scan_omp_parallel): Do not create child functions for phony
24870 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24871 (scan_omp_1_op): Checking assert we are not remapping to
24872 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24873 (parallel_needs_hsa_kernel_p): New function.
24874 (expand_parallel_call): Register apprpriate parallel child
24875 functions as HSA kernels.
24876 (grid_launch_attributes_trees): New type.
24877 (grid_attr_trees): New variable.
24878 (grid_create_kernel_launch_attr_types): New function.
24879 (grid_insert_store_range_dim): Likewise.
24880 (grid_get_kernel_launch_attributes): Likewise.
24881 (get_target_argument_identifier_1): Likewise.
24882 (get_target_argument_identifier): Likewise.
24883 (get_target_argument_value): Likewise.
24884 (push_target_argument_according_to_value): Likewise.
24885 (get_target_arguments): Likewise.
24886 (expand_omp_target): Call get_target_arguments instead of looking
24887 up for teams and thread limit.
24888 (grid_expand_omp_for_loop): New function.
24889 (grid_arg_decl_map): New type.
24890 (grid_remap_kernel_arg_accesses): New function.
24891 (grid_expand_target_kernel_body): New function.
24892 (expand_omp): Call it.
24893 (lower_omp_for): Do not emit phony constructs.
24894 (lower_omp_taskreg): Do not emit phony constructs but create for them
24895 a temporary variable receiver_decl.
24896 (lower_omp_taskreg): Do not emit phony constructs.
24897 (lower_omp_teams): Likewise.
24898 (lower_omp_grid_body): New function.
24899 (lower_omp_1): Call it.
24900 (grid_reg_assignment_to_local_var_p): New function.
24901 (grid_seq_only_contains_local_assignments): Likewise.
24902 (grid_find_single_omp_among_assignments_1): Likewise.
24903 (grid_find_single_omp_among_assignments): Likewise.
24904 (grid_find_ungridifiable_statement): Likewise.
24905 (grid_target_follows_gridifiable_pattern): Likewise.
24906 (grid_remap_prebody_decls): Likewise.
24907 (grid_copy_leading_local_assignments): Likewise.
24908 (grid_process_kernel_body_copy): Likewise.
24909 (grid_attempt_target_gridification): Likewise.
24910 (grid_gridify_all_targets_stmt): Likewise.
24911 (grid_gridify_all_targets): Likewise.
24912 (execute_lower_omp): Call grid_gridify_all_targets.
24913 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24914 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24915 (tree_omp_clause): Added union field dimension.
24916 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24917 * tree.c (omp_clause_num_ops): Added number of arguments of
24918 OMP_CLAUSE__GRIDDIM_.
24919 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24920 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24921 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24922 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24923 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24924 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24925 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24926 * tree-pass.h (make_pass_gen_hsail): Declare.
24927 (make_pass_ipa_hsa): Likewise.
24928 * ipa-hsa.c: New file.
24929 * lto-section-in.c (lto_section_name): Add hsa section name.
24930 * lto-streamer.h (lto_section_type): Add hsa section.
24931 * timevar.def (TV_IPA_HSA): New.
24932 * hsa-brig-format.h: New file.
24933 * hsa-brig.c: New file.
24934 * hsa-dump.c: Likewise.
24935 * hsa-gen.c: Likewise.
24938 * toplev.c (compile_file): Call hsa_output_brig.
24939 * hsa-regalloc.c: New file.
24941 2016-01-18 Jeff Law <law@redhat.com>
24943 PR tree-optimization/69320
24944 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24945 ranged object, do nothing if the RHS constant is not [0..1].
24946 (optimize_stmt): Comparing a boolean ranged object against a
24947 constant outside [0..1] results in a compile-time constant.
24949 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24952 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24954 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24955 (Option Summary): Update to reflect new section and moved options.
24956 (C++ Dialect Options): Move -fstats to new section.
24957 (Debugging Options): Move all dump, statistics, and other GCC
24958 developer options to new section. Rewrite section introduction
24959 and re-order remaining options to put the more basic ones first.
24960 (Optimization Options): Move -fira-verbose and -flto-report* to
24962 (Developer Options): New section incorporating moved options.
24963 * doc/cppopts.texi (-dM): Update cross-reference.
24965 2016-01-18 Richard Henderson <rth@redhat.com>
24968 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24969 operands to pseudo only if CSE is expected. Split long immediate
24970 operands only after reload, and for the stack pointer.
24971 (*add<GPI>3_pluslong): Remove.
24972 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24973 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24974 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24975 (*add<GPI>3 peepholes): New.
24976 (*add<GPI>3 splitters): New.
24977 * config/aarch64/constraints.md (Upl): New.
24978 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24980 2016-01-18 Richard Biener <rguenther@suse.de>
24982 PR tree-optimization/69297
24983 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24985 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24987 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24989 PR middle-end/68542
24990 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24991 of mixind vector and scalar types.
24992 (fold_relational_const): Add handling of vector
24993 comparison with boolean result.
24994 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24995 comparison of vector operands with boolean result for EQ/NE only.
24996 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24997 (verify_gimple_cond): Likewise.
24998 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25001 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25003 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25006 2016-01-18 Richard Biener <rguenther@suse.de>
25008 PR middle-end/69308
25009 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25011 2016-01-18 Tom de Vries <tom@codesourcery.com>
25013 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25015 2016-01-18 Tom de Vries <tom@codesourcery.com>
25017 * omp-low.c (set_oacc_fn_attrib): Make extern.
25018 * omp-low.h (set_oacc_fn_attrib): Declare.
25019 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25020 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25021 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25022 Add and handle function parameter oacc_kernels_p.
25023 (find_reduc_addr, get_omp_data_i_param): New function.
25024 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25025 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25026 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25027 Calculate dominance info. Skip loops that are not in a kernels region
25028 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25029 (pass_parallelize_loops::execute): Call parallelize_loops with
25030 oacc_kernels_p argument.
25031 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25032 New member function.
25033 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25034 * passes.def: Add argument to pass_parallelize_loops instantation.
25036 2016-01-18 Tom de Vries <tom@codesourcery.com>
25038 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25039 pass_parallelize_loops to be run outside the loop pipeline.
25041 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25043 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25044 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25046 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25049 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25050 using get_ref_base_and_extent.
25051 (equal_mem_array_ref_p): New.
25052 (hashable_expr_equal_p): Add call to previous.
25054 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25057 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25058 (sra_initialize): Allocate disqualified_constants.
25059 (sra_deinitialize): Free disqualified_constants.
25060 (disqualify_candidate): Update disqualified_constants when appropriate.
25061 (create_access): Scan for constant-pool entries as we go along.
25062 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25063 (maybe_add_sra_candidate): Allow constant-pool entries.
25064 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25065 (initialize_constant_pool_replacements): New.
25066 (sra_modify_assign): Avoid mangling assignments created by previous,
25067 and don't generate writes into constant pool.
25068 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25070 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25072 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25073 andnot instruction.
25074 (scalar_chain::convert_op): Likewise.
25075 * config/i386/i386.md (*andndi3_doubleword): New.
25077 2016-01-18 Richard Biener <rguenther@suse.de>
25079 PR tree-optimization/69170
25080 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25081 building a vector from scalar results of a pattern stmt.
25083 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25085 * haifa-sched.c (autopref_multipass_init): Work around
25086 -Wmaybe-uninitialized warning.
25088 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25090 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25091 against the constant 0.
25093 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25095 PR tree-optimization/68799
25096 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25097 look up phi candidates in the statement-candidate map.
25098 (phi_add_costs): Likewise.
25099 (record_phi_increments): Likewise.
25100 (phi_incr_cost): Likewise.
25101 (ncd_with_phi): Likewise.
25102 (all_phi_incrs_profitable): Likewise.
25104 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25106 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25107 -Wmaybe-uninitialized warning.
25109 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25111 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25112 (Option Summary): Update to reflect new section and moved options.
25113 (C++ Dialect Options): Move -fvtable-verify and related options.
25114 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25115 and profiling-related options.
25116 (Optimization Options): Move profile generation options and
25117 -fstack-protector and related options.
25118 (Instrumentation Options): New section incorporating moved options.
25119 (Code Generation Options): Move -finstrument-functions and
25120 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25122 2016-01-16 Tom de Vries <tom@codesourcery.com>
25124 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25126 2016-01-16 Tom de Vries <tom@codesourcery.com>
25128 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25130 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25132 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25133 that checks whether the table is already empty. Rename the
25134 original implementation to...
25135 (hash_table::empty_slot): ...this new private function.
25137 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25139 PR diagnostic/68899
25140 * diagnostic-show-locus.c (layout::print_source_line): Move x
25141 offset of line until after call to
25142 get_line_width_without_trailing_whitespace.
25144 2016-01-15 Jeff Law <law@redhat.com>
25146 PR tree-optimization/69270
25147 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25148 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25149 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25150 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25151 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25152 ssa_name_has_boolean_range and constant_boolean_node.
25154 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25156 PR rtl-optimization/69030
25157 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25159 (spill_pseudos): Delete debug insn for dead pseudo.
25160 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25162 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25164 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25166 (TYPES_UNOPUS): Likewise.
25167 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25168 builtin type, from UNOP to UNOPUS.
25169 (lbtruncuv4sf): Likewise.
25170 (lbtruncuv2df): Likewise.
25171 (lrounduv2sf): Likewise.
25172 (lrounduv4sf): Likewise.
25173 (lrounduv2df): Likewise.
25174 (lroundusf): Likewise.
25175 (lroundusf): Likewise.
25176 (lceiluv2sf): Likewise.
25177 (lceiluv4sf): Likewise.
25178 (lceiluv2df): Likewise.
25179 (lceilusf): Likewise.
25180 (lceiludf): Likewise.
25181 (lflooruv2sf): Likewise.
25182 (lflooruv4sf): Likewise.
25183 (lflooruv2df): Likewise.
25184 (lfloorusf): Likewise.
25185 (lfloorudf): Likewise.
25186 (lfrintnuv2sf): Likewise.
25187 (lfrintnuv4sf): Likewise.
25188 (lfrintnuv2df): Likewise.
25189 (lfrintnusf): Likewise.
25190 (lfrintnudf): Likewise.
25191 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25193 (vcvtq_u32_f32): Likewise.
25194 (vcvtq_u64_f64): Likewise.
25195 (vcvta_u32_f32): Likewise.
25196 (vcvtaq_u32_f32): Likewise.
25197 (vcvtaq_u64_f64): Likewise.
25198 (vcvtm_u32_f32): Likewise.
25199 (vcvtmq_u32_f32): Likewise.
25200 (vcvtmq_u64_f64): Likewise.
25201 (vcvtn_u32_f32): Likwise.
25202 (vcvtnq_u32_f32): Likewise.
25203 (vcvtnq_u64_f64): Likewise.
25204 (vcvtp_u32_f32): Likewise.
25205 (vcvtpq_u32_f32): Likewise.
25206 (vcvtpq_u64_f64): Likewise.
25207 (vcvtmd_u64_f64): Likewise.
25208 (vcvtms_u32_f32): Likewise.
25209 (vcvtad_u64_f64): Likewise.
25210 (vcvtas_u32_f32): Likewise.
25211 (vcvtnd_u64_f64): Likewise.
25212 (vcvtns_u32_f32): Likewise.
25213 (vcvtpd_u64_f64): Likewise.
25214 (vcvtps_u32_f32): Likewise.
25216 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25218 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25219 CSEL of zero_extended registers.
25221 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25223 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25224 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25226 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25228 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25229 false when argument string is not found in the attributes table
25232 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25235 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25236 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25237 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25238 precision estimate.
25240 2016-01-15 Richard Biener <rguenther@suse.de>
25242 PR tree-optimization/66856
25243 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25244 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25245 (vect_create_new_slp_node): Increment stmt reference count.
25246 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25247 an SLP tree before swapping operands.
25248 (vect_build_slp_tree): Likewise.
25249 (destroy_bb_vec_info): Free stmt info after SLP instances.
25250 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25251 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25252 (STMT_VINFO_NUM_SLP_USES): New macro.
25254 2016-01-15 Richard Biener <rguenther@suse.de>
25257 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25258 (add_linkage_name): ... here.
25259 (gen_typedef_die): Use add_linkage_name_raw instead of
25260 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25263 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25265 * gimplify.c (oacc_default_clause): Decode reference and pointer
25266 types for both kernels and parallel regions.
25268 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
25270 PR middle-end/69246
25271 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
25273 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25275 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
25276 (convert_scalars_to_vector): Likewise.
25278 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
25280 * doc/extend.texi (Type Traits): Fix grammar.
25282 2016-01-15 Martin Jambor <mjambor@suse.cz>
25284 * tree-inline.c (remap_decl): Use existing dclarations if
25285 remapping a type and prevent_decl_creation_for_types.
25286 (replace_locals_stmt): Do an initial remapping of non-VLA typed
25287 decls first. Do real remapping with
25288 prevent_decl_creation_for_types set.
25289 * tree-inline.h (copy_body_data): New field
25290 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
25293 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25295 * config/s390/s390.opt (mmvcle): More verbose help text.
25297 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25299 * config/s390/s390.opt: Add period to -mzvector option text.
25301 2016-01-15 Richard Biener <rguenther@suse.de>
25303 PR tree-optimization/68961
25304 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
25305 of invariants in stores again.
25307 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
25309 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
25311 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25313 * config/i386/i386.c (ix86_expand_branch): Don't split
25314 DI mode xor instruction to SI mode.
25316 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25319 * ipa-icf.c (sem_function::merge): Virtual functions may become
25320 reachable even if they address is not taken and there are no
25323 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25325 * lto-streamer-out.c (subtract_estimated_size): New function.
25326 (get_symbol_initial_value): Use it.
25328 2016-01-15 Christian Bruel <christian.bruel@st.com>
25331 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
25332 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
25333 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
25334 use add_builtin_function_ext_scope instead of add_builtin_function.
25335 (neon_set_p, neon_crypto_set_p): Remove.
25336 (arm_init_builtins): Always call arm_init_neon_builtins and
25337 arm_init_crypto_builtins.
25338 (arm_expand_builtin): Check that builtins are allowed for the arch.
25339 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
25340 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
25341 arm_init_neon_builtins call.
25343 2016-01-15 Richard Biener <rguenther@suse.de>
25345 PR tree-optimization/69117
25346 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
25347 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
25348 of the leader conservatively.
25349 (free_scc_vn): Restore original SSA name infos.
25351 2016-01-14 Jeff Law <law@redhat.com>
25353 PR tree-optimization/69270
25354 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
25355 single bit of precision, verify it's also unsigned.
25356 (record_edge_info): Use constant_boolean_node rather than fold_convert
25357 to convert boolean_true/boolean_false to the right type.
25359 2016-01-14 Richard Henderson <rth@redhat.com>
25362 * loop-doloop.c (record_reg_sets): New.
25363 (doloop_optimize): Reject the transform if the sequence
25364 clobbers registers live at the end of the loop block.
25365 (doloop_optimize_loops): Enable df_live if needed.
25367 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25369 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
25370 * config/rs6000/rs6000.c: Likewise.
25371 * config/rs6000/rs6000.h: Likewise.
25372 * config/rs6000/rs6000.md: Likewise.
25373 * doc/extend.texi: Likewsie.
25375 2016-01-14 Jeff Law <law@redhat.com>
25377 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
25380 2016-01-14 Richard Henderson <rth@redhat.com>
25384 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
25385 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
25386 instead of builtin_decl_declared_p to test for declaration.
25388 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
25390 * doc/loop.texi (Loop Analysis and Representation): Document
25391 loop_depth function.
25393 2016-01-14 Tom de Vries <tom@codesourcery.com>
25395 PR tree-optimization/68773
25396 * omp-low.c (expand_omp_target): Don't set force_output.
25397 * varpool.c (varpool_node::get_create): Same.
25398 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
25399 offload_funcs with force_output.
25401 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25404 * lra-eliminations.c (move_plus_up): Don't change anything if either
25405 the outer or inner subreg mode is not MODE_INT.
25406 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25407 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25409 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25411 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25412 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25413 reduc_uplus_@var{m}): Remove.
25414 * expr.c (expand_expr_real_2): Remove expansion path for
25415 reduc_[us](min|max|plus) optabs.
25416 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25417 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25418 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25419 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25420 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25421 reduc_[us](min|max|plus) optabs.
25423 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25425 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25426 (reduc_plus_scal_v2sf): New.
25427 (reduc_smax_v2sf): Rename to...
25428 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25429 (reduc_smin_v2sf): Rename to...
25430 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25432 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25434 * alias.c (compare_base_symbol_refs): New function.
25435 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25438 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25440 PR middle-end/68146
25441 PR tree-optimization/69155
25442 * tree-complex.c: Include cfganal.h.
25443 (phis_to_revisit): New variable.
25444 (extract_component): Add phiarg_p argument. Assert that returned
25445 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25446 (update_phi_components): Partly rewrite to use loop over real/imag
25447 components instead of code duplication. If extract_component returns
25448 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25449 create_tmp_reg into the PHI node instead, and mention the phi triplet
25450 in phis_to_revisit.
25451 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25452 in phis_to_revisit at the end.
25454 2016-01-14 Richard Biener <rguenther@suse.de>
25456 PR tree-optimization/68060
25457 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25458 outer loop reduction is only used in the inner loop before
25459 detecting a double reduction.
25461 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25464 * combine.c (expand_field_assignment): Punt if compute_mode is
25465 unsupported scalar mode.
25467 2016-01-14 Richard Biener <rguenther@suse.de>
25469 PR tree-optimization/66856
25470 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25471 SLP node only if it built successfully.
25472 (vect_analyze_slp_instance): Adjust.
25474 2016-01-14 Jeff Law <law@redhat.com>
25476 PR tree-optimization/69270
25477 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25478 (record_edge_info): Use it. Convert boolean_{true,false}_node
25479 to the type of op0.
25481 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25484 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25485 use block_ultimate_origin
25486 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25488 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25490 * doc/invoke.texi (Submodel Options): Rename section to
25491 "Machine-Dependent Options" to better reflect its content.
25492 Rewrite introductory text to remove archaic CPU names.
25495 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25497 * doc/invoke.texi (Code Gen Options): Move section up in file,
25498 before target-specific options. Update menu and option summary
25499 to reflect the new section ordering.
25501 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25503 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25504 (C++ Dialect Options): Add cross-reference to -std option.
25505 * doc/standards.texi (C++ Language): Document C++14 support.
25507 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25509 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25510 for pack/unpack functions for __ibm128.
25511 (PACK_IF): Likewise.
25512 (UNPACK_IF): Likewise.
25514 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25515 support for __ibm128 pack/unpack functions.
25516 (rs6000_invalid_builtin): Likewise.
25517 (rs6000_init_builtins): Likewise.
25518 (rs6000_opt_masks): Likewise.
25520 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25521 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25523 (RS6000_BTM_COMMON): Likewise.
25525 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25526 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25527 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25528 128-bit floating point. Add support for the double values to be
25529 in Altivec registers for TF/IF packing and unpacking, but restrict
25530 TD packing sub-fields to be FPR registers. Don't allow overlapped
25531 register support for packing. Allow pack inputs to be memory
25532 locations. Don't build generator functions for unpack<mode>_dm
25533 and unpack<mode>_nodm.
25534 (unpack<mode>_dm): Likewise.
25535 (unpack<mode>_nodm): Likewise.
25536 (pack<mode>): Likewise.
25538 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25539 built-in functions to pack/unpack explicit __ibm128 values.
25540 (__builtin_unpack_ibm128): Likewise.
25542 * doc/extend.texi (PowerPC Built-in Functions): Document
25543 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25545 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25548 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25549 Add new arg loc and pass it down as context.
25550 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25551 to the location to use for the warning.
25552 (check_function_arguments): New arg loc. All callers changed. Pass
25553 it to check_function_nonnull.
25554 * c-common.h (check_function_arguments): Adjust declaration.
25556 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25558 PR tree-optimization/69156
25559 * gimple.c (validate_type): Removed.
25560 (gimple_builtin_call_types_compatible_p): Use
25561 useless_type_conversion_p instead of validate_type.
25562 * value-prof.c (gimple_stringop_fixed_value): Fold
25563 icall_size to correct type.
25565 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25567 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25570 2016-01-13 Richard Henderson <rth@redhat.com>
25573 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25574 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25575 (ix86_builtin_tm_store): Remove.
25576 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25577 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25578 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25579 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25580 * doc/tm.texi: Rebuild.
25582 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25583 (BUILT_IN_TM_MEMCPY_RTWN): New.
25584 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25585 fallback from vector to integer helpers.
25586 (build_tm_load): Handle vector types directly, instead of
25588 (build_tm_store): Likewise.
25589 (expand_assign_tm): Prepare for register types not handled by
25590 the above. Copy them to memory and use memcpy.
25591 * tree.c (tm_define_builtin): New.
25592 (find_tm_vector_type): New.
25593 (build_tm_vector_builtins): New.
25594 (build_common_builtin_nodes): Call it.
25596 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25598 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25599 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25601 2016-01-13 Tom de Vries <tom@codesourcery.com>
25603 PR tree-optimization/69169
25604 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25605 handled_struct_type param.
25606 (create_variable_info_for, intra_create_variable_infos): Call
25607 create_variable_info_for_1 with extra arg.
25609 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25611 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25612 and "armv8.1-a+crc" entries.
25614 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25617 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25618 Change first operand predicate from register_or_constm1_operand
25619 to register_operand.
25620 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25621 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25622 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25623 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25624 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25625 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25626 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25627 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25628 comparison with constm1_rtx from vec_prefetch_gen part.
25630 2016-01-13 Richard Biener <rguenther@suse.de>
25632 PR tree-optimization/69013
25633 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25634 Exchange assert for a test.
25636 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25639 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25641 2016-01-13 Richard Biener <rguenther@suse.de>
25643 PR tree-optimization/69242
25644 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25645 assert with a check.
25647 2016-01-13 Richard Biener <rguenther@suse.de>
25649 PR tree-optimization/69186
25650 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25651 Properly guard vect_update_misalignment_for_peel call.
25653 2016-01-12 Jeff Law <law@redhat.com>
25655 PR tree-optimization/pr67755
25656 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25657 "need_profile_correction".
25658 (thread_block_1): Initialize new field to false by default. If we
25659 have multiple thread paths through a common joiner to different
25660 final targets, then set new field to true.
25661 (compute_path_counts): Only do count adjustment when it's really
25664 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25666 * doc/invoke.texi (Spec Files): Move section down in file, past
25667 all command-line option descriptions.
25669 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25671 PR middle-end/54809
25672 * doc/gty.texi: Remove documentation of mark_hook.
25673 * gengtype.c (struct write_types_data): Remove code to support
25674 mark_hook attribute.
25675 (walk_type): Likewise.
25676 (write_func_for_structure): Likewise.
25678 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25680 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25681 Directory Options, and -specs= to Overall Options.
25682 (Overall Options): Adjust similarly. Reorder to group related
25683 options together. Make -specs= cross-reference the spec file details.
25684 (Directory Options): Adjust similarly.
25686 2016-01-12 Jeff Law <law@redhat.com>
25688 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25690 2016-01-12 Olivier Hainque <hainque@adacore.com>
25692 * gcc.c (spec_undefvar_allowed): New global.
25693 (process_command): Set to true when running for --version or --help,
25695 (getenv_spec_function): When the variable is not defined, use the
25696 variable name as the variable value if we're allowed not to issue
25699 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25701 PR tree-optimization/68911
25702 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25703 information computed for expression "init + nit * step".
25705 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25707 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25708 about name of GCC executable. Remove deleted node from menu.
25709 (Directory Options) <-B>: Remove cross-reference to deleted node.
25710 (Target Options): Delete section.
25712 2016-01-12 Christian Bruel <christian.bruel@st.com>
25715 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25716 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25718 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25721 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25722 aligned_mem is properly set for AVX512-VL floating point masked
25726 * ifcvt.c (cond_exec_process_if_block): When removing the last
25727 insn from then_bb, remove also any possible barriers that follow it.
25729 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25733 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25734 (PTRDIFF_TYPE): Likewise.
25735 (WCHAR_TYPE): Likewise.
25736 (WCHAR_TYPE_SIZE): Likewise.
25737 (STDINT_LONG32): Likewise.
25739 2016-01-12 Richard Biener <rguenther@suse.de>
25741 PR tree-optimization/69053
25742 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25743 convert initial value for cond reductions.
25745 2016-01-12 Richard Biener <rguenther@suse.de>
25747 PR tree-optimization/69007
25748 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25749 widen_sum after dot_prod and sad.
25751 2016-01-12 Richard Biener <rguenther@suse.de>
25753 PR tree-optimization/69168
25754 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25755 pattern stmt SLP type.
25756 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25757 end up unused so cope with that case.
25759 2016-01-12 Richard Biener <rguenther@suse.de>
25761 PR tree-optimization/69157
25762 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25763 stmts def type only during analyze phase.
25764 (vectorizable_call): Likewise.
25765 (vectorizable_simd_clone_call): Likewise.
25766 (vectorizable_conversion): Likewise.
25767 (vectorizable_assignment): Likewise.
25768 (vectorizable_shift): Likewise.
25769 (vectorizable_operation): Likewise.
25770 (vectorizable_store): Likewise.
25771 (vectorizable_load): Likewise.
25773 2016-01-12 Richard Biener <rguenther@suse.de>
25775 PR tree-optimization/69174
25776 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25778 (vectorizable_load): Properly compute the number of loads needed
25779 for permuted strided SLP loads and do not spuriously assign
25780 to SLP_TREE_VEC_STMTS.
25782 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25784 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25785 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25786 (MD_EXEC_PREFIX): Remove.
25787 (MD_STARTFILE_PREFIX) Removee.
25788 (FILE_NAME_ABSOLUTE_P): Remove.
25789 (CPP_SPEC): Do not read macros from sys/version.h.
25790 (LINK_COMMAND_SPEC): Remove.
25791 (LOCAL_INCLUDE_DIR): Remove.
25792 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25793 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25794 (POST_LINK_SPEC): Define to invoke stubify after linker
25795 (LIBSTDCXX): Remove define
25796 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25797 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25798 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25799 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25800 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25801 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25802 (i386_djgpp_asm_named_section): Add propotype of new procedure
25804 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25805 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25806 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25807 in config/i386/djgpp.h).
25808 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25809 STANDARD_STARTFILE_PREFIX_1.
25810 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25811 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25812 installation errors.
25813 (MAX_OFILE_ALIGNMENT): Define to 128.
25814 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25816 * config/i386/djgpp.c: New file. Add implementation of
25817 i386_djgpp_asm_named_section.
25819 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25821 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25822 Add rule for building djgpp.o.
25824 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25826 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25827 (rtx_is_swappable_p): Reductions are swappable.
25828 (insn_is_swappable_p): V2DF reductions are swappable.
25830 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25832 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25833 reloads for other unsupported memory operands.
25835 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25836 Jim Wilson <jim.wilson@linaro.org>
25839 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25840 copy_to_mode_reg instead of force_reg.
25842 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25845 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25846 TARGET_80387 is true.
25848 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25851 * lra-eliminations.c (move_plus_up): Only move plus up
25852 if subreg of the constant can be simplified into constant
25853 and use the simplified subreg of the constant instead of
25854 the original constant.
25856 * fold-const.c (fold_convertible_p): Don't return true
25857 for conversion of VECTOR_TYPE to same sized integral type.
25858 (fold_convert_loc): Fix up formatting. Fold conversion of
25859 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25860 instead of NOP_EXPR.
25862 PR tree-optimization/69214
25863 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25864 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25867 PR tree-optimization/69207
25868 * tree-vect-slp.c (vect_get_constant_vectors): For
25869 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25870 fold_convertible_p to vector_type's element type, and always
25871 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25873 2016-01-11 Richard Biener <rguenther@suse.de>
25875 PR tree-optimization/69173
25876 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25877 fixup the cycle if all stmts are in a pattern.
25879 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25881 PR middle-end/68999
25882 * alias.c (base_alias_check): Move check for addresses with
25883 alignment ANDs before the call for compare_base_decls.
25884 (memrefs_conflict_p): Return -1 for different decls
25885 that went through alignment adjustments.
25887 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25889 PR rtl-optimization/68796
25890 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25891 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25892 and QImode comparisons against zero with CC_NZmode.
25893 * config/aarch64/iterators.md (short_mask): New mode_attr.
25895 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25897 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25898 (<avx512>_store<mode>_mask): Likewise.
25900 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25901 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25903 PR rtl-optimization/68841
25904 * ifcvt.c (struct noce_if_info): Add orig_x field.
25905 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25906 Don't record conflicts on to_rename if it's present.
25907 Allow memory destinations in sets.
25908 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25909 blocks, passing orig_x to the checks.
25910 (noce_process_if_block): Set if_info->orig_x appropriately.
25912 2016-01-11 Tom de Vries <tom@codesourcery.com>
25914 PR tree-optimization/69069
25915 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25917 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25919 PR rtl-optimization/68920
25920 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25921 of conditional moves for RTL if-conversion to 1 for
25922 TARGET_ONE_IF_CONV_INSN.
25923 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25924 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25925 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25926 parameter to restirct number of conditional moves for
25928 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25929 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25932 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25935 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25936 onepart vars. Fix typo in comment. Fix reversed condition in
25938 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25941 * var-tracking.c (dump_onepart_variable_differences): New.
25942 (dataflow_set_different): If a detailed dump is requested,
25943 delay early returns and dump differences between onepart
25944 variables present before and after, and added variables.
25946 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25949 * expr.c (expand_expr_real_1): For boolean vector constants
25950 with a scalar mode use const_scalar_mask_from_tree.
25951 (const_scalar_mask_from_tree): New.
25952 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25953 assigned to a mask type to handle constants.
25955 2016-01-11 Martin Jambor <mjambor@suse.cz>
25958 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25959 useless parameters if we cannot change function signature.
25961 2016-01-11 Martin Jambor <mjambor@suse.cz>
25964 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25967 2016-01-11 Tom de Vries <tom@codesourcery.com>
25969 PR tree-optimization/69109
25970 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25973 2016-01-11 Tom de Vries <tom@codesourcery.com>
25975 PR tree-optimization/69108
25976 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25977 res is not used in a phi.
25979 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25982 * common.opt (frandom-seed): Fix parameter name.
25983 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25985 2016-01-11 Tom de Vries <tom@codesourcery.com>
25987 PR tree-optimization/69058
25988 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25991 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25993 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25994 (mcode-density): Likewise.
25996 2016-01-10 Tom de Vries <tom@codesourcery.com>
25998 PR tree-optimization/69062
25999 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26000 (parallelize_loops): Don't paralelize loop that has phi with address
26003 2016-01-10 Tom de Vries <tom@codesourcery.com>
26005 PR tree-optimization/69039
26006 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26009 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26011 PR middle-end/68743
26012 * match.pd: Require target has function_c99_misc before doing
26013 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26015 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26017 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26019 * configure: Regenerate.
26021 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26023 PR middle-end/50865
26024 PR tree-optimization/69097
26025 * fold-const.h (expr_not_equal_to): New prototype.
26026 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26027 (expr_not_equal_to): New function.
26028 * match.pd (X % -Y is the same as X % Y): Don't optimize
26029 unless X is known not to be equal to minimum or Y is known
26030 not to be equal to -1.
26031 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26032 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26033 (simplify_stmt_using_ranges): Adjust caller.
26034 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26035 substitute_and_fold.
26037 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26039 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26042 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26044 PR tree-optimization/69167
26045 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26046 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26048 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26050 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26051 Richard Biener <rguenther@suse.de>
26053 PR tree-optimization/68707
26054 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26055 instances that can be handled via vect_load_lanes.
26057 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26059 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26060 if we can't determine address equivalence.
26061 * alias.c (compare_base_decl): Update for changed return value of
26062 symtab_node::equal_address_to.
26064 2016-01-08 Jason Merrill <jason@redhat.com>
26068 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26069 * expr.c (store_field): Not here.
26070 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26071 call with TREE_ADDRESSABLE type.
26072 * tree-cfg.c (verify_gimple_call): Adjust.
26074 2016-01-08 Olivier Hainque <hainque@adacore.com>
26076 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26079 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26081 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26082 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26083 (reduc_smin_v2sf): Rename to...
26084 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26085 (reduc_splus_v2sf): Rename to...
26086 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26088 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26090 PR tree-optimization/69162
26091 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26092 valist argument in another argument.
26093 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26094 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26095 to determine the va_list type, build a MEM_REF instead of
26096 build_fold_indirect_ref.
26098 PR tree-optimization/69172
26099 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26102 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26104 PR tree-optimization/67781
26105 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26106 and cmpnop in two steps: first the ones not accessed in original
26107 gimple expression in a endian independent way and then the ones not
26108 accessed in the final result in an endian-specific way.
26110 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26112 PR tree-optimization/69083
26113 * tree-vect-slp.c (vect_get_constant_vectors): For
26114 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26115 element type. If op is fold_convertible_p to vector_type's element
26116 type, use NOP_EXPR instead of VCE.
26118 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26120 PR rtl-optimization/67778
26121 PR rtl-optimization/68634
26122 PR rtl-optimization/68909
26123 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26124 block from the stack until done with it. Remove a superfluous
26125 bitmap set. Remove a superfluous bitmap test.
26127 2016-01-07 Martin Sebor <msebor@redhat.com>
26130 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26131 constraint on the type of arguments.
26133 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26135 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26136 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26137 unaligned_access on the gcc_options set.
26138 * config/arm/arm.c (arm_option_override_internal): Use
26139 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26141 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26144 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26145 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26147 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26150 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26153 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26154 depending on frame_pointer_needed before remaining integer and SSE
26155 registers are saved.
26157 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26160 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26162 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26165 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26166 Use the "xBm" constraint.
26167 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26169 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26170 (sse_cvtsi2ssq<round_name>): Likewise.
26171 (sse_cvtss2si<round_name>): Likewise.
26172 (sse_cvtss2siq<round_name>): Likewise.
26173 (sse2_cvtsi2sdq<round_name>): Likewise.
26174 (sse2_cvtsd2si<round_name>): Likewise.
26175 (sse2_cvtsd2siq<round_name>): Likewise.
26176 * config/i386/subst.md (round_nimm_scalar_predicate): New
26179 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26181 PR middle-end/67639
26182 * varasm.c (make_decl_rtl): Mark invalid register vars as
26185 PR rtl-optimization/66206
26186 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26187 All callers changed.
26189 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26191 PR tree-optimization/69141
26192 * tree-ssa-pre.c: Include langhooks.h.
26193 (eliminate_dom_walker::before_dom_children): Use
26194 lang_hooks.decl_printable_name instead of
26195 cgraph_node::get ()->name ().
26197 PR middle-end/68960
26198 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26199 it and DECL_ALIGN too.
26201 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26203 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26205 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26208 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26209 depending on frame_pointer_needed before remaining integer and SSE
26210 registers are saved.
26212 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26214 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26215 mode iterator with VSX_M2.
26216 (*p9_vecstore_<mode>): Likewise.
26217 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26218 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26219 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26220 (define_split for VSX_LE128 stores): Likewise.
26221 (define_peephole2 for TImode LE swaps): Likewise.
26222 (define_split for VSX_LE128 post-reload stores): Likewise.
26224 2016-01-06 Marek Polacek <polacek@redhat.com>
26227 * convert.c (convert_to_integer_1): Adjust call to
26228 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26229 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26230 EXPR instead of ARG.
26231 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26233 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26236 * doc/extend.texi (RL78 Variable Attributes): New section.
26238 2016-01-05 Marek Polacek <polacek@redhat.com>
26241 * builtins.c (get_memmodel): Use expansion point location rather than
26242 the input location. Call warning_at rather than warning.
26243 (expand_builtin_atomic_compare_exchange): Likewise.
26244 (expand_builtin_atomic_load): Likewise.
26245 (expand_builtin_atomic_store): Likewise.
26246 (expand_builtin_atomic_clear): Likewise.
26248 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26251 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26252 Replace nonimmediate_operand with vector_operand.
26253 * config/i386/predicates.md (vector_operand): New predicate.
26254 (general_vector_operand): Replace nonimmediate_operand with
26256 * config/i386/sse.md: Replace nonimmediate_operand with
26257 vector_operand and m constraint with Bm constraint on SSE
26258 patterns with 16-byte memory operand.
26259 * config/i386/subst.md (round_nimm_predicate): Replace
26260 nonimmediate_operand with vector_operand.
26261 (round_saeonly_nimm_predicate): Likewise.
26262 (round_saeonly_nimm_scalar_predicate): New.
26264 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26267 * config/i386/constraints.md (Bm): New constraint.
26268 * config/i386/predicates.md (vector_memory_operand): New
26270 * config/i386/sse.md: Replace xm with xBm in plusminus and
26271 any_logic patterns.
26273 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26276 * doc/extend.texi (V850 Function Attributes): New section.
26277 (V850 Variable Attributes): New section.
26279 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26282 * doc/extend.texi (MicroBlaze Function Attributes): Document
26283 interrupt_handler and fast_interrupt attributes.
26285 2016-01-05 Sergei Trofimovich <siarheit@google.com>
26288 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
26289 for local symbolic operands.
26290 * config/ia64/predicates.md (local_symbolic_operand64): New
26293 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26295 PR rtl-optimization/68651
26296 * combine.c (combine_simplify_rtx): Canonicalize x + x into
26299 2016-01-05 Nathan Sidwell <nathan@acm.org>
26301 * alias.c (compare_base_decls): Use symtab_node::get.
26303 2016-01-05 Nick Clifton <nickc@redhat.com>
26306 * ira-costs.c (copy_cost): Initialise the t_icode field of the
26307 secondary_reload_info structure.
26310 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
26311 decls if weak support is available.
26313 2016-01-04 Martin Sebor <msebor@redhat.com>
26315 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
26317 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26319 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
26320 OPTION_MASK_P9_DFORM.
26322 * config/rs6000/constraints.md (wo constraint): New constraint for
26325 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
26327 (rs6000_init_hard_regno_mode_ok): Likewise.
26329 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
26332 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
26333 expanders not to have constraints. Add support for ISA 3.0 xxperm
26334 instruction. Add support for fusing xxlor with xxperm.
26335 (altivec_vperm_<mode>_internal): Likewise.
26336 (altivec_vperm_v8hiv16qi): Likewise.
26337 (altivec_vperm_<mode>v16q): Likewise.
26338 (altivec_vperm_<mode>_uns): Likewise.
26339 (vperm_v8hiv4si): Likewise.
26340 (vperm_v16qiv8hi): Likewise.
26342 * doc/md.texi (RS/6000 constraints): Document wo constraint.
26344 2016-01-04 Jakub Jelinek <jakub@redhat.com>
26346 Update copyright years.
26348 * gcc.c (process_command): Update copyright notice dates.
26349 * gcov-dump.c (print_version): Ditto.
26350 * gcov.c (print_version): Ditto.
26351 * gcov-tool.c (print_version): Ditto.
26352 * gengtype.c (create_file): Ditto.
26353 * doc/cpp.texi: Bump @copying's copyright year.
26354 * doc/cppinternals.texi: Ditto.
26355 * doc/gcc.texi: Ditto.
26356 * doc/gccint.texi: Ditto.
26357 * doc/gcov.texi: Ditto.
26358 * doc/install.texi: Ditto.
26359 * doc/invoke.texi: Ditto.
26361 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26363 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
26364 modes larger than TImode as TImode if NEON is not enabled.
26366 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26369 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
26370 mode for %f0-%f31 only if TARGET_FPU.
26372 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26375 * config/sparc/sparc.c (scan_record_type): Take into account subfields
26376 to compute the PACKED_P predicate.
26377 (function_arg_record_value): Minor tweaks.
26379 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26381 * doc/install.texi (--with-multilib-list): Describe the meaning of the
26382 option for arm*-*-* targets.
26384 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
26386 * doc/extend.texi (Common Function Attributes): Move docs for
26387 MSP430-specific attributes to....
26388 (MSP430 Function Attributes): ...here. Delete the redundant
26389 entries and copy-edit the remaining text.
26390 (MSP430 Variable Attributes): Use uniform format for index
26391 entries and add a cross-reference to the corresponding function
26394 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
26396 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
26398 (x86 Options): Likewise.
26400 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26404 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26405 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26406 to corresponding attribute.
26408 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26410 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26411 to correct alphabetization of table. Copy-edit and correct
26413 <stack_protect>: Likewise.
26414 <target_clones>: Likewise.
26416 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26417 Correct punctuation.
26418 (Code Gen Options) <-fno-plt>: Copy-edit.
26420 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26423 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26424 SI values. Explicitly convert SI to DI and vice-versa.
26426 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26428 PR tree-optimization/69070
26429 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26430 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26433 * ubsan.c (ubsan_instrument_float_cast): Call
26434 initialize_sanitizer_builtins.
26437 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26439 Copyright (C) 2016 Free Software Foundation, Inc.
26441 Copying and distribution of this file, with or without modification,
26442 are permitted in any medium without royalty provided the copyright
26443 notice and this notice are preserved.