1 2016-10-14 Martin Liska <mliska@suse.cz>
3 * fold-const.c (c_getstr): Support of properly \0-terminated
4 string constants. New argument is added.
5 * fold-const.h: New argument is added.
7 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
11 (aarch64_print_hint_for_core): Likewise.
12 (aarch64_print_hint_for_arch): Likewise.
13 (aarch64_validate_march): Use it. Fix indentation in type signature.
14 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
15 (aarch64_validate_mtune): Likewise.
16 (aarch64_handle_attr_arch): Likewise.
17 (aarch64_handle_attr_cpu): Likewise.
18 (aarch64_handle_attr_tune): Likewise.
20 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
25 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
27 * config/m68k/m68k.c (m68k_option_override): Check
28 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
29 instead of stack_limit_rtx.
31 2016-10-13 Jakub Jelinek <jakub@redhat.com>
33 * dwarf2out.c (gen_member_die): Handle inline static data member
36 2016-10-13 Nathan Sidwell <nathan@acm.org>
38 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
39 gcov_var.mode. Remove unnecessary fstat.
41 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
44 * function.c (thread_prologue_and_epilogue_insns): Call all
45 make_*logue_seq in the same order as traditional. Call them
46 all a second time if shrink_wrapped_separate.
48 2016-10-13 Marek Polacek <polacek@redhat.com>
50 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
51 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
54 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
56 PR tree-optimization/77937
57 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
58 to infinite when we have a pointer with an increment of -1.
60 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
62 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
64 * memmodel.h: This file.
65 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
66 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
67 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
68 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
69 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
70 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
71 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
72 compare-elim.c, config/aarch64/aarch64-builtins.c,
73 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
74 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
75 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
76 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
77 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
78 config/darwin.c, config/epiphany/epiphany.c,
79 config/epiphany/mode-switch-use.c,
80 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
81 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
82 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
83 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
84 config/m68k/m68k.c, config/mcore/mcore.c,
85 config/microblaze/microblaze.c, config/mmix/mmix.c,
86 config/mn10300/mn10300.c, config/moxie/moxie.c,
87 config/msp430/msp430.c, config/nds32/nds32-cost.c,
88 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
89 config/nds32/nds32-memory-manipulation.c,
90 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
91 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
92 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
93 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
94 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
95 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
96 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
97 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
98 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
99 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
100 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
101 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
102 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
103 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
104 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
105 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
106 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
107 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
108 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
109 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
110 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
111 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
112 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
113 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
114 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
115 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
116 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
117 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
118 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
119 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
120 var-tracking.c, varasm.c: Include memmodel.h.
121 * genattrtab.c (write_header): Include memmodel.h in generated file.
122 * genautomata.c (main): Likewise.
123 * gengtype.c (open_base_files): Likewise.
124 * genopinit.c (main): Likewise.
125 * genconditions.c (write_header): Include memmodel.h earlier in
127 * genemit.c (main): Likewise.
128 * genoutput.c (output_prologue): Likewise.
129 * genpeep.c (main): Likewise.
130 * genpreds.c (write_insn_preds_c): Likewise.
131 * genrecog.c (write_header): Likewise.
132 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
134 2016-10-13 David Malcolm <dmalcolm@redhat.com>
136 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
137 for new "compact" param of print_rtx_function. Check for "cinsn"
139 * print-rtl-function.c (flag_compact): New decl.
140 (print_rtx_function): Add param "compact" and use it to set
141 flag_compact, adding a description of the effect to the leading
142 comment, and updating the example output.
143 * print-rtl.c (flag_compact): New variable.
144 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
146 (print_rtx_operand_code_i): When printing source locations, wrap
147 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
148 (print_rtx_operand_code_r): Don't print regnos for hard regs and
149 virtuals in compact mode.
150 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
151 apart from in LABEL_REFs.
152 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
153 Don't print basic block ids in compact mode.
154 (print_rtx): In compact mode, prefix the code of insns with "c",
155 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
156 * print-rtl.h (print_rtx_function): Add "compact" param.
158 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
160 * arm.h (TARGET_VFP): Delete.
161 (TARGET_VFPD32): Remove references to TARGET_VFP.
162 (TARGET_VFP3, TARGET_VFP5): Likewise.
163 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
164 (TARGET_NEON_FP16): Likewise.
165 (TARGET_FMA): Likewise.
166 (TARGET_CRYPTO): Likewise.
167 (TARGET_NEON): Likewise.
168 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
169 (FUNCTION_ARG_REGNO_P): Likewise.
170 * arm.c (arm_option_check_internal): Likewise.
171 (arm_option_override): Likewise.
172 (use_return_insn): Likewise.
173 (arm_function_value_regno_p): Likewise.
174 (arm_apply_result_size): Likewise.
175 (use_vfp_abi): Likewise.
176 (arm_legitimate_address_outer_p): Likewise.
177 (thumb2_legitimate_address_p): Likewise.
178 (arm_legitimate_index_p): Likewise.
179 (thumb2_legitimate_index_p): Likewise.
180 (arm_legitimate_address): Likewise.
181 (arm_get_vfp_saved_size): Likewise.
182 (arm_emit_vfp_multi_reg_pop): Likewise.
183 (arm_get_frame_offsets): Likewise.
184 (arm_save_coproc_regs): Likewise.
185 (arm_hard_regno_mode_ok): Likewise.
186 (arm_expand_epilogue_apcs_frame): Likewise.
187 (arm_expand_epilogue): Likewise.
188 (arm_file_start): Likewise.
189 (arm_conditional_register_usage): Likewise.
190 (arm_validize_comparison): Use vfp_compare_operand directly.
191 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
192 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
194 (arm_atomic_assign_expand_fenv): Likewise.
195 * arm.md (divsf3): Likewise.
196 (arm_negsi2): Likewise.
198 (arm_movdi): Likewise.
199 (arm_movt): Likewise.
200 (cbranchsf4): Change predicate to vfp_compare_operand.
201 (cbranchdf4): Change predicate to vfp_compare_operand.
202 (cstorehf4): Change predicate to vfp_compare_operand.
203 (cstoresf4): Change predicate to vfp_compare_operand.
204 (cstoredf4): Change predicate to vfp_compare_operand.
205 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
206 (movhi_insn_arch4, movhi_bytes): Likewise.
207 * constraints.md (Dt): Likewise.
209 * iterators.md (SDF): Likewise.
210 * predicates.md (arm_float_compare_operand): Delete.
211 (const_double_vcvt_power_of_two_reciprocal): Remove references to
213 (const_double_vcvt_power_of_two): Likewise.
214 * thumb2.md thumb2_movsi_insn): Likewise.
215 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
216 (movhf_vfp): Likewise.
217 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
218 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
219 (movsf_vfp, thumb2_movsf_vfp): Likewise.
220 (movdf_vfp, thumb2_movdf_vfp): Likewise.
221 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
222 (subsf3_vfp, divsf3_vfp): Likewise.
223 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
224 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
225 (mulsf3negsfsubsf_vfp): Likewise.
226 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
227 (floatunssisf2, sqrtsf2_vfp): Likewise.
228 (movcc_vfp): Likewise.
229 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
230 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
231 (push_multi_vfp): Likewise.
232 (set_fpscr, get_fpscr): Likewise.
233 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
235 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
237 * arm.h (TARGET_VFP): Unconditionally define to 1.
238 (arm_fpu_desc): Remove 'model' field.
239 (TARGET_FPU_MODEL): Delete.
240 * arm.c (all_fpus): Don't initialize the model field.
241 (arm_can_inline_p): Don't check the FPU model.
242 * arm-fpus.def: Remove redundant model field from all FPU
245 2016-10-13 Richard Biener <rguenther@suse.de>
248 * genmatch.c (struct capture): Add value_match member.
249 (commutate): Preserve value_match.
250 (lower_opt_convert): Likewise.
251 (lower_cond): Likewise.
252 (replace_id): Likewise.
253 (struct dt_operand): Add value_match member.
254 (decision_tree::cmp_node): Compare it.
255 (decision_tree::insert_operand): Honor it when finding and
256 when appending a DT_MATCH.
257 (dt_operand::gen_match_op): Generate a type check after
258 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
259 (parser::get_internal_capture_id): New helper.
260 (parser::finish_match_operand): New function lowering @@<id>.
261 (parser::parse_capture): Parse @@<id> as value-match.
262 (parser::parse_expr): Use get_internal_capture_id.
263 (parser::parse_simplify): Call finish_match_operand.
264 (walk_captures): New helper.
265 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
267 ((X /[ex] A) * A -> X): Likewise.
268 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
269 convert[12] and value-matching.
270 ((A | B) & (A | C) -> A | (B & C)): Likewise.
271 ((X | Y) | Y -> X | Y): Likewise.
272 ((X ^ Y) ^ Y -> X): Likewise.
273 (A - (A & B) -> ~B & A): Likewise.
274 ((T)(P + A) - (T)P -> (T) A): Likewise.
275 ((T)P - (T)(P + A) -> -(T) A): Likewise.
276 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
277 * doc/match-and-simplify.texi: Amend capture section.
279 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
281 * config/arc/arc.md (umul_600): Remove predicated variant.
282 (umul64_600): Likewise.
284 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
286 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
288 2016-10-13 Bin Cheng <bin.cheng@arm.com>
290 * tree-vect-loop.c (loop_niters_no_overflow): New func.
291 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
292 no-overflow information to vect_do_peeling_for_loop_bound and
293 vect_gen_vector_loop_niters.
295 2016-10-13 Bin Cheng <bin.cheng@arm.com>
297 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
300 2016-10-13 Bin Cheng <bin.cheng@arm.com>
302 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
303 adjust_vec automatically.
304 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
305 param exit_bb to guard_to.
306 (slpeel_checking_verify_cfg_after_peeling):
307 (set_prologue_iterations):
308 (create_lcssa_for_virtual_phi): New func which is factored out from
309 slpeel_tree_peel_loop_to_edge.
310 (slpeel_tree_peel_loop_to_edge):
311 (iv_phi_p): New func.
312 (vect_can_advance_ivs_p): Call iv_phi_p.
313 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
314 new gimple stmts in basic block.
315 (vect_do_peeling_for_loop_bound):
316 (vect_do_peeling_for_alignment):
317 (vect_gen_niters_for_prolog_loop): Rename to...
318 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
319 adjust implementation.
320 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
321 sizetype if necessary.
322 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
323 it to external function.
324 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
325 (vect_gen_vector_loop_niters_mult_vf): New.
326 (slpeel_update_phi_nodes_for_loops): New.
327 (slpeel_update_phi_nodes_for_guard1): Reimplement.
328 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
329 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
330 * tree-vect-loop.c (vect_build_loop_niters): Move to file
331 tree-vect-loop-manip.c
332 (vect_generate_tmps_on_preheader): Delete.
333 (vect_transform_loop): Rename vectorization_factor to vf. Call
334 vect_do_peeling instead of vect_do_peeling-* functions.
335 * tree-vectorizer.h (vect_do_peeling): New decl.
336 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
337 (vect_do_peeling_for_loop_bound): Delete.
338 (vect_do_peeling_for_alignment): Delete.
340 2016-10-13 Bin Cheng <bin.cheng@arm.com>
342 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
343 duplicated loop after its preheader and after the original loop.
345 2016-10-13 Bin Cheng <bin.cheng@arm.com>
347 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
348 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
350 2016-10-13 Bin Cheng <bin.cheng@arm.com>
352 * tree-vect-loop.c (vectorizable_live_operation): Support handling
353 for live variable outside loop but not in lcssa form.
355 2016-10-13 Bin Cheng <bin.cheng@arm.com>
357 * cfg.c (reset_original_copy_tables): New func.
358 * cfg.h (reset_original_copy_tables): New decl.
360 2016-10-13 Jakub Jelinek <jakub@redhat.com>
363 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
365 * varasm.c (default_binds_local_p_3): Formatting fix.
367 2016-10-13 Bin Cheng <bin.cheng@arm.com>
369 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
371 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
374 2016-10-13 Martin Liska <mliska@suse.cz>
376 PR tree-optimization/77943
377 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
378 a different EH landing pads.
380 2016-10-13 Jakub Jelinek <jakub@redhat.com>
383 * hooks.h (hook_tree_void_null): Declare.
384 * hooks.c (hook_tree_void_null): New function.
385 * langhooks.c (lhd_return_null_tree_v): Remove.
386 * langhooks-def.h (lhd_return_null_tree_v): Remove.
387 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
389 * function.c (stack_protect_epilogue): Likewise.
390 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
391 if TARGET_THREAD_SSP_OFFSET is defined.
392 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
393 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
394 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
395 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
396 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
397 (ix86_stack_protect_guard): New function.
399 2016-10-13 Richard Biener <rguenther@suse.de>
401 * dwarf2out.c (tree_add_const_value_attribute): Do not try
402 rtl_for_decl_init during early phase.
403 (gen_variable_die): Do not create locations during early phase.
404 (gen_label_die): Likewise.
405 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
408 2016-10-12 Richard Biener <rguenther@suse.de>
410 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
411 try_add_new_range and made to eturn new range.
412 (evrp_dom_walker::before_dom_children): Push op1 value range before
413 pushing op0 value range.
415 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
417 PR tree-optimization/77937
418 * gimple-ssa-strength-reduction.c (analyze_increments): Use
419 POINTER_TYPE_P on the candidate type to determine whether
420 candidates in this chain require pointer arithmetic.
422 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
424 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
425 correction if the type is smaller than a word.
426 (visium_select_cc_mode): Add ... fall through ... comment.
428 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
430 * config/rs6000/rs6000.c (machine_function): Add new fields
431 gpr_is_wrapped_separately and lr_is_wrapped_separately.
432 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
433 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
434 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
435 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
436 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
437 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
438 (rs6000_get_separate_components): New function.
439 (rs6000_components_for_bb): New function.
440 (rs6000_disqualify_components): New function.
441 (rs6000_emit_prologue_components): New function.
442 (rs6000_emit_epilogue_components): New function.
443 (rs6000_set_handled_components): New function.
444 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
445 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
446 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
447 (rs6000_emit_epilogue): Don't emit GPR restores if
448 gpr_is_wrapped_separately for that register. Don't make a
449 REG_CFA_RESTORE note for registers we did not restore, either.
451 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
453 * function.c (thread_prologue_and_epilogue_insns): Call
454 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
455 if it has possibly changed. Compute the split_prologue_seq and
456 epilogue_seq later, too.
457 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
458 (dump_components): New function.
459 (struct sw): New struct.
461 (init_separate_shrink_wrap): New function.
462 (fini_separate_shrink_wrap): New function.
463 (place_prologue_for_one_component): New function.
464 (spread_components): New function.
465 (disqualify_problematic_components): New function.
466 (emit_common_heads_for_components): New function.
467 (emit_common_tails_for_components): New function.
468 (insert_prologue_epilogue_for_components): New function.
469 (try_shrink_wrapping_separate): New function.
470 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
472 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
474 * regrename.c (build_def_use): Invalidate chains that have a
475 REG_CFA_RESTORE on some instruction.
477 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
479 * dce.c (delete_unmarked_insns): Don't delete instructions with
480 a REG_CFA_RESTORE note.
482 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
484 * common.opt (-fshrink-wrap-separate): New flag.
485 * doc/invoke.texi: Document it.
486 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
487 * doc/tm.texi: Regenerate.
488 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
489 * target.def (shrink_wrap): New hook vector.
490 (get_separate_components, components_for_bb, disqualify_components,
491 emit_prologue_components, emit_epilogue_components,
492 set_handled_components): New hooks.
494 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
496 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
497 vector return by reference only if -Wpsabi.
498 (rs6000_pass_by_reference): Similarly, for argument passing.
500 2016-10-12 David Malcolm <dmalcolm@redhat.com>
502 * function-tests.c: Include "print-rtl.h".
503 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
504 function, and verify what is dumped.
505 * print-rtl-function.c (print_edge): New function.
506 (begin_any_block): New function.
507 (end_any_block): New function.
508 (can_have_basic_block_p): New function.
509 (print_rtx_function): Track the basic blocks of insns in the
510 chain, wrapping those that are within blocks within "(block)"
511 directives. Remove the "(cfg)" directive.
513 2016-10-12 David Malcolm <dmalcolm@redhat.com>
515 * selftest.c (selftest::read_file): New function.
516 (selftest::test_read_file): New function.
517 (selftest::selftest_c_tests): Call test_read_file.
518 * selftest.h (selftest::read_file): New decl.
520 2016-10-12 Richard Biener <rguenther@suse.de>
523 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
526 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
528 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
530 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
531 dwarf2out_assembly_start.
533 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
535 * Makefile.in (SELFTEST_FLAGS): New variable.
536 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
538 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
541 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
543 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
546 2016-10-12 Martin Liska <mliska@suse.cz>
548 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
549 (gimple_fold_builtin_memory_op): Use the function.
550 (gimple_fold_builtin_strchr): Likewise.
551 (gimple_fold_builtin_strcat): Likewise.
552 (gimple_build): Likewise.
554 2016-10-12 Nathan Sidwell <nathan@acm.org>
556 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
558 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
560 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
561 equivalent 32-bit constant (modulo 2**32) when that yields
562 smaller instructions.
563 (size_of_int_loc_descriptor): Update accordingly.
565 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
567 * dwarf2out.c (dwarf2out_early_global_decl): For nested
568 functions, call dwarf2out_decl on the parent function first.
570 2016-10-12 Richard Biener <rguenther@suse.de>
572 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
575 2016-10-12 Richard Biener <rguenther@suse.de>
577 * tree-ssa-propagate.c
578 (substitute_and_fold_dom_walker::before_dom_children): Do not
579 ignore ASSERT_EXPRs but only preserve them.
580 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
581 that have been propagated into.
582 (vrp_finalize): Enable DCE for substitute_and_fold.
584 2016-10-12 Richard Biener <rguenther@suse.de>
586 PR tree-optimization/77920
587 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
588 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
589 (simplify_abs_using_ranges): Likewise.
590 (simplify_conversion_using_ranges): Likewise.
591 (simplify_stmt_using_ranges): Adjust.
593 2016-10-12 Jakub Jelinek <jakub@redhat.com>
595 PR tree-optimization/77929
596 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
597 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
599 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
602 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
603 needs a base register for arg 1.
605 2016-10-12 Jakub Jelinek <jakub@redhat.com>
607 * common.opt (Wimplicit-fallthrough) Turn into alias to
608 -Wimplicit-fallthrough=3. Remove EnabledBy.
609 (Wimplicit-fallthrough=): New option.
610 * gimplify.c (warn_implicit_fallthrough_r): Use
611 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
612 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
613 to -Wimplicit-fallthrough=3.
614 (-Wimplicit-fallthrough=): Document.
616 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
618 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
619 and GEU in DImode if TARGET_SUBXC.
620 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
621 (seqdi<W:mode>_zero_subxc): Delete.
622 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
623 (neg_seqdi<W:mode>_zero_vis3): Delete.
624 (plus_seqdi<W:mode>_zero): Likewise.
625 (minus_seqdi<W:mode>_zero): Likewise.
626 (plus_plus_sltu<W:mode>): Accept only register.
627 (addx<W:mode>): Likewise.
628 (plus_sltu<W:mode>_vis3): Likewise.
629 (plus_plus_sltu<W:mode>_vis3): Likewise.
630 (neg_sgeu<W:mode>_vis3): Delete.
631 (minus_sgeu<W:mode>_vis3): Likewise.
632 (addxc<W:mode>): Accept only registers.
633 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
634 (minus_neg_sltu<W:mode>_subxc): Accept only register.
635 (neg_plus_sltu<W:mode>_subxc): Likewise.
636 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
637 (minus_minus_sltu<W:mode>_subxc): Accept only register.
638 (sgeu<W:mode>_insn_subxc): Delete.
639 (plus_sgeu<W:mode>_subxc): Likewise.
640 (subxc<W:mode>): Accept only register.
641 (scc splitter): Split always GEU again.
643 2016-10-11 Jeff Law <law@redhat.com>
645 PR tree-optimization/77424
646 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
647 dead conditionals. Assert that all e->aux fields are NULL.
649 2016-10-11 David Malcolm <dmalcolm@redhat.com>
651 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
652 operand-printing "switch" statement into...
653 (print_rtx_operand_code_0): ...this new function, ...
654 (print_rtx_operand_code_e): ...this new function, ...
655 (print_rtx_operand_codes_E_and_V): ...this new function, ...
656 (print_rtx_operand_code_i): ...this new function, ...
657 (print_rtx_operand_code_r): ...this new function, ...
658 (print_rtx_operand_code_u): ...this new function, ...
659 (print_rtx_operand): ...and this new function.
661 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
663 * config/alpha/alpha-passes.def: New file.
664 * config/alpha/t-alpha: New file.
665 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
666 (make_pass_handle_trap_shadows): New prototype.
667 (make_pass_align_insns): Ditto.
668 * config/alpha/alpha.c (alpha_option_override): Don't register
670 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
672 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
675 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
676 distinct __ibm128 IBM extended double type if long doubles are
677 128-bits and the default format for long double is IEEE 128-bit.
679 2016-10-11 Richard Biener <rguenther@suse.de>
681 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
682 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
683 (verify_die): New function.
684 (dwarf2out_finish): Call it.
685 (output_line_info): Handle case of -gsplit-dwarf without
686 DWARF2_ASM_LINE_DEBUG_INFO.
688 2016-10-11 Richard Biener <rguenther@suse.de>
691 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
692 sub-chains of BLOCK_VARS and gimple_bind_vars.
694 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
696 * config/i386/znver1.md : Fix imov/imovx load type reservations.
698 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
700 * config/sparc/sparc.opt (msubxc): New option.
701 * doc/invoke.texi (SPARC options): Document it and tidy up.
702 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
703 * doc/tm.texi: Regenerate.
704 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
706 (CCX_NOOV): Rename into...
710 * config/sparc/predicates.m (fcc_register_operand): Simplify.
711 (fcc0_register_operand): Likewise.
712 (icc_register_operand): New.
713 (icc_or_fcc_register_operand): Simplify.
714 (nz_comparison_operator): New.
715 (c_comparison_operator): Likewise.
716 (noov_compare_operator): Rename into...
717 (icc_comparison_operator): ...this. Use above predicates.
718 (noov_compare64_operator): Rename into...
719 (v9_comparison_operator): ...this and tidy up.
720 (fcc_comparison_operator): New.
721 (icc_or_fcc_comparison_operator): Likewise.
722 (v9_register_compare_operator): Rename info...
723 (v9_register_comparison_operator): ...this.
724 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
725 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
727 (sparc_fixed_condition_code_regs): New function.
728 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
729 renaming and add support for CCC/CCXC.
730 (output_cbranch): Likewise.
731 (sparc_print_operand): Likewise.
732 (gen_v9_scc): Remove obsolete assertion.
733 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
734 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
735 (output_cbcond): Remove bogus handling of CC modes.
736 (sparc_register_move_cost): Return 100 for NO_REGS.
737 * config/sparc/sparc.md (W): New mode iterator.
738 (length): Adjust for noov_compare64_operator renaming.
739 (cmpsi_sne): New instruction.
740 (cmpdi_sne): Likewise.
741 (seqdi_special): Delete.
742 (seqdi_special): Likewise.
743 (snesi<P:mode>_special): Likewise.
744 (snedi_special): Likewise.
745 (snedi_special_vis3): Likewise.
746 (snesi patterns): Use W iterator.
747 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
748 (sltu patterns): Likewise.
749 (sgeu patterns): Likewise.
750 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
751 (normal_branch): Use icc_comparison_operator predicate.
752 (inverted_branch): Likewise.
753 (cbcond_sp32): Use comparison_operator predicate.
754 (cbcond_sp64): Likewise.
755 (normal_int_branch_sp64): Adjust for renaming
756 (inverted_int_branch_sp64): Likewise.
757 (mov<I:mode>_cc_reg_sp64): Likewise.
758 (movsf_cc_reg_sp6): Likewise.
759 (movdf_cc_reg_sp64): Likewise.
760 (movtf_cc_reg_hq_sp64): Likewise.
761 (movtf_cc_reg_sp64): Likewise.
762 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
763 (movsf_cc_v9): Likewise.
764 (movdf_cc_v9): Likewise.
765 (movtf_cc_hq_v9): Likewise.
766 (movtf_cc_v9): Likewise.
767 (adddi3): Call gen_adddi3_sp32.
768 (adddi3_insn_sp32): Rename to...
769 (adddi3_sp32): ...this. Accept only register_operand as operand #1
770 and use CCCmode for the carry.
771 (addx_extend_sp32): Use CCCmode for the carry.
772 (addx_extend_sp64): Delete.
773 (adddi3_extend_sp32): Use CCCmode for the carry.
774 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
775 (subdi3): Call gen_subdi3_sp32.
776 (subdi3_insn_sp32): Rename to...
777 (subdi3_sp32): ...this and use CCmode for the carry.
778 (subx_extend_sp32): Use CCCmode for the carry.
779 (subx_extend_sp64): Delete.
780 (subdi3_extend_sp32): Use CCmode for the carry.
781 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
782 (negdi3): Call gen_negdi3_sp32.
783 (negdi3_sp32): Use CCCmode for the carry.
784 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
785 (cmp_nz_ashift_1): Use CCNZ mode.
786 (cmp_nz_set_ashift_1): Likewise.
787 (ctrapsi4): Use comparison_operator predicate.
788 (ctrapdi4): Likewise.
789 (trapsi_insn): Use icc_comparison_operator predicate.
790 (trapdi_insn): Likewise.
791 (edge8 patterns): Use CCNZmode.
792 (edge16 patterns): Likewise.
793 (edge32 patterns): Likewise.
795 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
797 * config/visium/visium-modes.def (CC_NOOV): Rename into...
799 (CC_BTST): Rename into...
801 * config/visium/predicates.md (real_add_operand): New.
802 (visium_btst_operator): Rename into...
803 (visium_equality_comparison_operator): ...this.
804 (visium_noov_operator): Rename into...
805 (visium_nz_comparison_operator): ...this.
806 (visium_c_comparison_operator): New.
807 (visium_branch_operator): Adjust and deal with all CC modes.
808 * config/visium/visium.c (visium_adjust_cost): Adjust.
809 (visium_split_double_add): Use the *_set_carry patterns.
810 (visium_select_cc_mode): Add support for CCC mode and adjust.
811 (output_cbranch): Adjust and use the carry-based operators for
812 floating-point comparisons.
813 * config/visium/visium.md (flags_subst_arith): Adjust.
814 (addsi3_insn_set_carry): New instruction.
815 (subsi3_insn_set_carry): Likewise.
816 (negsi2_insn_set_carry): Likewise.
818 (cmp<mode>_sne): Likewise.
819 (cbranch<mode>4): Use ordered_comparison_operator.
820 (cbranch<mode>4_insn): Likewise.
821 (cbranchsi4_btst_insn): Adjust.
823 2016-10-11 Tom de Vries <tom@codesourcery.com>
826 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
829 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
831 * tree.h (build_complex_type): Add second parameter with default.
832 * tree.c (build_complex_type): Add NAMED second parameter and adjust
833 recursive call. Create a TYPE_DECL only if NAMED is true.
834 (build_common_tree_nodes): Pass true in calls to build_complex_type.
836 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
838 New avr-passes.def to register AVR specific passes.
840 * config/avr/avr-passes.def: New file.
841 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
842 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
843 (make_avr_pass_recompute_note): New proto.
844 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
845 (avr_pass_recompute_notes): Use anonymous namespace.
846 (avr_register_passes): Remove function...
847 (avr_option_override): ...and its call.
849 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
851 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
852 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
853 PTF_AVOID_BRANCHLIKELY_SPEED for others.
854 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
856 * config/mips/mips.c (mips_option_override): Enable the branch
857 likely depending on the tune flags and optimization level.
858 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
859 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
860 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
861 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
863 2016-10-11 Richard Biener <rguenther@suse.de>
865 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
866 (output_function): Properly stream the whole block tree.
867 * lto-streamer-in.c (input_function): Likewise.
869 2016-10-11 Marek Polacek <polacek@redhat.com>
871 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
873 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
875 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
876 (evrp_dom_walker::before_dom_children): Infer and push new value
877 ranges for x in y < x.
879 2016-10-10 Joseph Myers <joseph@codesourcery.com>
882 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
883 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
884 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
885 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
886 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
887 (IA64_NO_LIBGCC_TFMODE): Likewise.
889 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
891 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
894 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
896 * config.gcc: Add aarch64-*-freebsd* support.
897 * config.host: Likewise.
898 * config/aarch64/aarch64-freebsd.h: New file.
899 * config/aarch64/t-aarch64-freebsd: Ditto.
901 2016-10-10 Jeff Law <law@redhat.com>
903 PR tree-optimization/71947
904 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
905 B with A within a single statement.
907 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
909 PR tree-optimization/77824
910 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
911 zero cost for copies.
912 (find_candidates_dom_walker::before_dom_children): Replace
913 MODIFY_EXPR with SSA_NAME.
914 (replace_mult_candidate): Likewise.
915 (replace_profitable_candidates): Likewise.
917 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
919 * config/s390/s390.h: Wrap more macros args in brackets and fix
921 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
923 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
925 2016-10-10 Andreas Schwab <schwab@suse.de>
928 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
929 pseudo is not DImode.
931 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
933 * common/config/arc/arc-common.c (arc_option_optimization_table):
934 Remove compact casesi option.
935 * config/arc/arc.c (arc_override_options): Use compact casesi
936 option only for pre-ARCv2 cores.
937 * doc/invoke.texi (mcompact-casesi): Update text.
939 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
941 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
942 Add macro to say we can efficiently handle overlapping unaligned
944 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
945 poor code for processors older than p8.
947 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
949 * gen-pass-instances.awk: Remove GNUism.
951 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
953 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
954 NULL of (*ipcp_transformations)][node->uid].
956 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
958 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
959 (MALLOC_ABI_ALIGNMENT): Define.
961 2016-10-09 Jakub Jelinek <jakub@redhat.com>
963 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
964 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
965 VAR_OR_FUNCTION_DECL_P macros.
966 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
967 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
968 chkp_find_bounds_1): Likewise.
969 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
970 * hsa-gen.c (get_symbol_for_decl): Likewise.
971 * cgraphunit.c (check_global_declaration, analyze_functions,
972 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
974 * gimple-fold.c (can_refer_decl_in_current_unit_p,
975 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
977 * tree.c (set_decl_section_name, copy_node_stat,
978 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
979 merge_dllimport_decl_attributes, handle_dll_attribute,
980 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
981 verify_type): Likewise.
982 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
983 find_explicit_erroneous_behavior): Likewise.
984 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
985 * ipa.c (process_references): Likewise.
986 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
987 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
988 notice_global_symbol, assemble_variable, mark_decl_referenced,
989 build_constant_desc, output_constant_def_contents, do_assemble_alias,
990 make_decl_one_only, default_section_type_flags,
991 categorize_decl_for_section, default_encode_section_info): Likewise.
992 * trans-mem.c (requires_barrier): Likewise.
993 * gimple-expr.c (mark_addressable): Likewise.
994 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
995 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
996 expand_debug_expr): Likewise.
997 * tree-dump.c (dequeue_and_dump): Likewise.
998 * ubsan.c (instrument_bool_enum_load): Likewise.
999 * tree-pretty-print.c (print_declaration): Likewise.
1000 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1001 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1002 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1003 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1004 pass_build_ssa::execute): Likewise.
1005 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1006 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1008 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1010 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1011 can_be_nonlocal, remap_decls, copy_debug_stmt,
1012 initialize_inlined_parameters, add_local_variables,
1013 reset_debug_binding, replace_locals_op): Likewise.
1014 * dse.c (can_escape): Likewise.
1015 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1017 * tree-diagnostic.c (default_tree_printer): Likewise.
1018 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1019 unpack_ts_decl_with_vis_value_fields,
1020 lto_input_ts_decl_common_tree_pointers): Likewise.
1021 * builtins.c (builtin_save_expr, fold_builtin_expect,
1022 readonly_data_expr): Likewise.
1023 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1024 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1026 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1027 * gimplify.c (force_constant_size, gimplify_bind_expr,
1028 gimplify_decl_expr, gimplify_var_or_parm_decl,
1029 gimplify_compound_lval, gimplify_init_constructor,
1030 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1031 gimplify_type_sizes): Likewise.
1032 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1033 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1034 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1035 remove_unused_locals): Likewise.
1036 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1037 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1038 * function.c (instantiate_expr, instantiate_decls_1,
1039 setjmp_vars_warning, add_local_decl): Likewise.
1040 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1042 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1043 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1044 optimize_va_list_gpr_fpr_size): Likewise.
1045 * tree-nrv.c (pass_nrv::execute): Likewise.
1046 * tsan.c (instrument_expr): Likewise.
1047 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1048 * vtable-verify.c (verify_bb_vtables): Likewise.
1049 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1050 get_ref_base_and_extent): Likewise.
1051 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1053 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1054 analyze_all_variable_accesses): Likewise.
1055 * tree-nested.c (get_nonlocal_debug_decl,
1056 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1057 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1058 get_local_debug_decl, convert_local_omp_clauses,
1059 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1061 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1062 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1063 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1064 dbxout_symbol, dbxout_common_check): Likewise.
1065 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1066 string_constant): Likewise.
1067 * hsa.c (hsa_get_declaration_name): Likewise.
1068 * passes.c (rest_of_decl_compilation): Likewise.
1069 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1070 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1071 pack_ts_decl_with_vis_value_fields,
1072 write_ts_decl_common_tree_pointers): Likewise.
1073 * stor-layout.c (place_field): Likewise.
1074 * symtab.c (symtab_node::maybe_create_reference,
1075 symtab_node::verify_base, symtab_node::make_decl_local,
1076 symtab_node::copy_visibility_from,
1077 symtab_node::can_increase_alignment_p): Likewise.
1078 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1079 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1080 fortran_common, add_location_or_const_value_attribute,
1081 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1082 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1083 optimize_one_addr_into_implicit_ptr,
1084 optimize_location_into_implicit_ptr): Likewise.
1085 * gimple-low.c (record_vars_into): Likewise.
1086 * ipa-visibility.c (update_vtable_references): Likewise.
1087 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1089 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1090 DFS::DFS_write_tree_body, write_symbol): Likewise.
1091 * langhooks.c (lhd_warn_unused_global_decl,
1092 lhd_set_decl_assembler_name): Likewise.
1093 * attribs.c (decl_attributes): Likewise.
1094 * except.c (output_ttype): Likewise.
1095 * varpool.c (varpool_node::get_create, ctor_for_folding,
1096 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1097 * fold-const.c (fold_unary_loc): Likewise.
1098 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1099 ipa_find_agg_cst_from_init): Likewise.
1100 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1101 expand_omp_target, lower_omp_regimplify_p,
1102 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1103 find_link_var_op): Likewise.
1104 * tree-chrec.c (chrec_contains_symbols): Likewise.
1105 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1106 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1107 execute_fixup_cfg): Likewise.
1109 PR tree-optimization/77901
1110 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1111 if ranges[i].exp is SSA_NAME when looking for >= and only when
1112 ranges[i].exp is NULL or SSA_NAME when looking for the other
1115 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1117 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1118 (ipcp_param_lattices): Remove field alignment.
1119 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1120 (set_all_contains_variable): Remove call to
1121 ipcp_alignment_lattice::set_to_bottom.
1122 (initialize_node_lattices): Likewise.
1123 (propagate_alignment_accross_jump_function): Remove.
1124 (propagate_constants_accross_call): Remove call to
1125 propagate_alignment_accross_jump_function.
1126 (ipcp_store_alignment_results): Remove.
1127 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1128 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1129 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1130 pretty-printing of alignment jump function.
1131 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1132 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1133 alignments and remove computing ipa_alignment jump function.
1134 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1135 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1136 (ipa_read_jump_function): Remove reading of ipa_alignment.
1137 (write_ipcp_transformation_info): Remove streaming for alignment
1138 propagation summary.
1139 (read_ipcp_transformation_info): Remove reading of alignment
1140 propagation summary.
1141 (ipcp_update_alignments): Remove.
1142 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1144 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1145 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1146 * ipa-prop.h (ipa_alignment): Remove.
1147 (ipa_jump_func): Remove field alignment.
1148 (ipcp_transformation_summary): Remove field alignments.
1149 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1150 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1151 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1153 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1155 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1157 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1159 (visium_expand_fp_cstore): Likewise.
1161 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1163 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1164 * diagnostic.c (warning_at_rich_loc_n): New function.
1165 (diagnostic_n_impl_richloc): Likewise.
1166 (diagnostic_n_impl): Move most of the function to
1167 diagnostic_n_impl_richloc and call it.
1169 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1171 * gen-pass-instances.awk: Rewritten.
1172 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1173 $(PASSES_EXTRA) after passes.def to the script.
1174 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1175 * config/i386/i386-passes.def: New file.
1176 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1177 make_pass_stv): Declare.
1178 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1180 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1182 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1183 (pass_stv::timode_p): New non-static data member.
1184 (ix86_option_override): Don't register passes here.
1186 * doc/invoke.texi: Document accepting Else, fallthrough.
1188 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1191 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1192 FALLTHRU comment styles.
1194 2016-10-07 Andrew Pinski <apinski@cavium.com>
1196 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1197 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1198 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1200 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1202 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1204 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1205 (AARCH64_ARCH): Likewise.
1206 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1208 (AARCH64_CORE): Likewise.
1209 (AARCH64_ARCH): Likewise.
1210 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1211 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1212 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1213 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1214 (AARCH64_ARCH): Likewise.
1215 (AARCH64_CORE): Likewise.
1216 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1217 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1218 (AARCH64_CORE): Likewise.
1219 (AARCH64_ARCH): Likewise.
1221 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1223 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1224 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1225 floating point type infrastructre, and -mfloat128 that enables the
1226 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1227 if -mfloat128-type. Define __ibm128 to be long double by default.
1228 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1229 the IEEE 128-bit floating point type infrastructure should
1230 automatically be enabled.
1231 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1232 instead of -mfloat128 to enable KFmode.
1233 (rs6000_option_override_internal): Split the option -mfloat128
1234 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1235 systems, automatically set -mfloat128-type, but don't enable it on
1236 other operating systems. Move setting the long double size and
1237 IEEE quad support before the IEEE 128-bit floating point changes.
1238 (rs6000_init_builtins): Do not create a unique type for __ibm128
1239 if long double is IBM extended double, instead rely on __ibm128
1240 being defined as 'long double'. If -mfloat128-type and not
1241 -mfloat128, create the KFmode type with an undocumented __ieee128
1243 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1244 -mfloat128 for tests about the types, but keep tests for
1245 -mfloat128 to enable the keyword support.
1246 (rs6000_complex_function_value): Likewise.
1247 (rs6000_scalar_mode_supported_p): Likewise.
1248 (rs6000_floatn_mode): Likewise.
1249 (rs6000_c_mode_for_suffix): Likewise.
1250 (rs6000_opt_masks): Add -mfloat128-type.
1251 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1252 -mfloat128-type being split from -mfloat128. Add
1253 -mfloat128-hardware, which was missing.
1254 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1255 -mfloat128 and -mfloat128-type:
1256 (-mfloat128-type): Likewise.
1257 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1258 that 64-bit Linux systems with enable -mfloat128-type by default
1260 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1261 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1262 -mfloat128-type instead of -mfloat128.
1263 (FLOAT128_2REG_P): Likewise.
1264 (MASK_FLOAT128_TYPE): Likewise.
1265 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1266 (RS6000_BTM_FLOAT128): Likewise.
1267 (TARGET_FLOAT128): Poison old identifiers.
1268 (OPTION_MASK_FLOAT128): Likewise.
1269 (MASK_FLOAT128): Likewise.
1270 * config/rs6000/rs6000.md (FP): Likewise.
1271 (FLOAT128): Likewise.
1272 (fix_trunc<mode>di2): Likewise.
1273 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1274 (floatdi<mode>2): Likewise.
1275 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
1276 (neg<mode>2, FLOAT128 iterator): Likewise.
1277 (abs<mode>2, FLOAT128 iterator): Likewise.
1278 (ieee_128bit_negative_zero): Likewise.
1279 (ieee_128bit_vsx_neg<mode>2): Likewise.
1280 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
1281 (ieee_128bit_vsx_abs<mode>2): Likewise.
1282 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1283 (ieee_128bit_vsx_nabs<mode>2): Likewise.
1284 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1285 (extendiftf2): Likewise.
1286 (extendifkf2): Likewise.
1287 (extendtfkf2): Likewise.
1288 (trunciftf2): Likewise.
1289 (truncifkf2): Likewise.
1290 (trunckftf2): Likewise.
1291 (trunctfif2): Likewise.
1292 (extendkftf2): Likewise.
1293 (trunctfkf2): Likewise.
1295 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1297 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
1298 before merging in bytes to pass down to real_from_target.
1300 2016-10-07 Richard Biener <rguenther@suse.de>
1302 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
1304 (substitute_and_fold_dom_walker::before_dom_children):
1305 Substitute and fold before pass specific folding to avoid
1306 feeding that with SSA names that will be later released.
1307 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
1308 introduced by folding and visited by evaluate_stmt called during
1310 (likely_value): Likewise.
1311 (evaluate_stmt): Likewise.
1312 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
1313 (simplify_div_or_mod_using_ranges): Likewise.
1314 (simplify_min_or_max_using_ranges): Likewise.
1315 (simplify_abs_using_ranges): Likewise.
1316 (simplify_conversion_using_ranges): Likewise.
1317 (simplify_float_conversion_using_ranges): Likewise.
1318 (simplify_stmt_using_ranges): Likewise.
1320 2016-10-07 Marek Polacek <polacek@redhat.com>
1322 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
1323 FALLTHROUGH_LABEL_P here...
1324 (warn_implicit_fallthrough_r): ...not here.
1326 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
1328 PR tree-optimization/77880
1329 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
1332 2016-10-07 Marek Polacek <polacek@redhat.com>
1335 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
1337 2016-10-07 Richard Biener <rguenther@suse.de>
1339 * bitmap.h: Document constraints on bitmap modification while
1342 2016-10-07 Richard Biener <rguenther@suse.de>
1344 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
1345 * bitmap.h (bmp_iter_set): When advancing to the next element
1346 check that we didn't remove the current one.
1347 (bmp_iter_and): Likewise.
1348 (bmp_iter_and_compl): Likewise.
1349 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
1350 we currently iterate on but keep a one-level queue.
1351 * sched-deps.c (remove_from_deps): Do not clear current bit
1352 but keep a one-level queue.
1354 2016-10-07 Jakub Jelinek <jakub@redhat.com>
1356 PR tree-optimization/77664
1357 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
1358 for the other ranges.
1359 (optimize_range_tests_diff): Fix up formatting.
1360 (optimize_range_tests_var_bound): New function.
1361 (optimize_range_tests): Use it.
1363 2016-10-07 Martin Liska <mliska@suse.cz>
1365 * coverage.c (build_gcov_exit_decl): Fix priority what
1366 should be really 99.
1368 2016-10-07 Richard Biener <rguenther@suse.de>
1370 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
1371 vars in gimple_bind_vars but not in BLOCK_VARS.
1373 2016-10-07 Richard Biener <rguenther@suse.de>
1375 PR tree-optimization/77879
1376 * tree-ssa-structalias.c (handle_const_call): Properly handle
1378 (handle_pure_call): Likewise.
1380 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1382 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
1383 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
1386 2016-10-06 Andrew Pinski <apinski@cavium.com>
1388 * config/aarch64/aarch64-cores.def: Add a comment before each
1391 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1393 PR tree-optimization/77862
1394 * tree-vrp.c (add_equivalence): Use get_value_range so that
1395 num_vr_values is checked before accessing vr_values.
1397 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1399 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1402 2016-10-05 Jeff Law <law@redhat.com>
1404 PR tree-optimization/71661
1405 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1406 removal of a forwarder exposes a new natural loop.
1408 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1410 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1411 Introduce ssesuffix variable.
1412 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1413 (*<code><mode>3): Ditto.
1415 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1417 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1420 2016-10-06 Richard Biener <rguenther@suse.de>
1422 PR tree-optimization/77855
1423 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1424 instead of removing the current item while iterating over the set
1427 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1428 Eric Botcazou <ebotcazou@adacore.com>
1431 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1432 (classify_registers): Don't set it
1433 (function_arg_slotno): Don't initialize and test it. Tidy up.
1435 2016-10-06 Richard Biener <rguenther@suse.de>
1437 PR tree-optimization/77839
1438 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1441 2016-10-06 Martin Liska <mliska@suse.cz>
1443 * gcc.c: Set -fprofile-update=atomic when profiling is
1444 enabled and -pthread is set. Warn when one combines
1445 -pthread and -fprofile-update=single for an app using
1448 2016-10-06 Martin Liska <mliska@suse.cz>
1451 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1452 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1453 Initialize a pointer to NULL.
1454 (slsr_process_copy): Likewise.
1455 * input.c (location_get_source_line): Likewise.
1456 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1458 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1460 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1461 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1462 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1463 * config.gcc: Deleted pcommitintrin.h
1464 * config/i386/pcommitintrin.h: Deleted file.
1465 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1466 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1468 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1470 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1471 (PTA_PCOMMIT): Deleted define.
1472 (ix86_option_override_internal): Deleted handle of option.
1473 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1474 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1475 __builtin_ia32_pcommit): Deleted.
1476 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1477 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1478 (pcommit): Deleted instruction.
1479 * config/i386/i386.opt: Mention -mpcommit deprecation.
1480 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1482 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1485 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1486 Remove wrong assert.
1487 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1488 Use <round_constraint> as operand 1 constraint.
1490 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1493 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1494 (ubsan_instrument_float_cast): And not here.
1497 * ubsan.c (ubsan_ids): New GTY(()) array.
1498 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1499 instead of static local counters.
1501 2016-10-05 Martin Sebor <msebor@redhat.com>
1504 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1505 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1506 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1507 (default_printf_pointer_format): Define function.
1508 * targhooks.c (linux_printf_pointer_format): Define new function.
1509 * targhooks.h (linux_printf_pointer_format): Declare.
1510 (gnu_libc_printf_pointer_format): Remove declaration.
1512 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1514 * fold-const.c (native_encode_real): Fix logic for selecting offset
1515 to write to when BYTES_BIG_ENDIAN.
1517 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1519 * builtins.c (fold_builtin_strchr): Remove function.
1520 (fold_builtin_strrchr): Likewise.
1521 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1522 * gimple-fold.c (target_char_cst_p): New function.
1523 (gimple_fold_builtin_strchr) Add more foldings.
1524 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1526 2016-10-05 Richard Biener <rguenther@suse.de>
1529 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1530 capture ids in c-exprs.
1532 2016-10-05 Richard Biener <rguenther@suse.de>
1535 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1536 with types_match for GIMPLE code gen to handle type mismatched
1538 (dt_operand::gen): Adjust.
1539 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1542 2016-10-05 Richard Biener <rguenther@suse.de>
1544 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1546 2016-10-05 Richard Biener <rguenther@suse.de>
1549 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1551 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1553 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1554 version check to protect only DW_TAG_imported_module generation.
1556 2016-10-05 Richard Biener <rguenther@suse.de>
1559 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1561 2016-10-04 Ian Lance Taylor <iant@golang.org>
1563 * explow.c (allocate_dynamic_stack_space): Call
1564 do_pending_stack_adjust before handling flag_split_stack.
1566 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1568 * genattrtab.c (make_internal_attr): Supply dummy column number to
1571 * genoutput.c (init_insn_for_nothing): Likewise.
1572 * gensupport.c (add_define_attr): Likewise.
1573 * read-md.c (message_at_1): Print column number.
1574 (fatal_with_file_and_line): Likewise.
1575 (rtx_reader::read_char): Track column numbers.
1576 (rtx_reader::unread_char): Likewise.
1577 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1578 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1579 (rtx_reader::handle_file): Initialize m_read_md_colno.
1580 (rtx_reader::get_current_location): Supply column number to
1582 * read-md.h (struct file_location): Add field "colno".
1583 (file_location::file_location): Likewise.
1584 (rtx_reader::get_colno): New accessor.
1585 (rtx_reader::m_read_md_colno): New field.
1586 (rtx_reader::m_last_line_colno): New field.
1588 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1590 * doc/extend.texi (Java Exceptions): Remove.
1591 (java_interface): Remove.
1593 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1595 PR tree-optimization/77808
1596 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1597 and addr are different before copying points-to information.
1599 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1602 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1603 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1604 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1606 2016-10-04 Richard Biener <rguenther@suse.de>
1608 PR tree-optimization/77399
1609 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1610 verify the target can convert.
1612 2016-10-04 Richard Biener <rguenther@suse.de>
1615 * explow.c (plus_constant): Verify the mode of the constant
1616 pool offset before calling plus_constant.
1618 2016-10-04 Richard Biener <rguenther@suse.de>
1621 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1622 type support, mark with :C.
1623 (X / -X -> -1): Mark with :C.
1625 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1627 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1628 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1629 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1630 * doc/tm.texi: Regenerated.
1631 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1632 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1633 * config/darwin.h (JCR_SECTION_NAME): Remove.
1634 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1635 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1636 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1637 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1638 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1639 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1641 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1643 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1644 between "because" and "param" in dump message in call to fprintf.
1646 2016-10-03 Jeff Law <law@redhat.com>
1648 PR tree-optimization/71550
1649 PR tree-optimization/71403
1650 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1651 (profitable_jump_thread_path): Also return boolean indicating if
1652 the realized path will create an irreducible loop.
1653 Remove loop depth tests from 71403.
1654 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1655 from 71403. If threading will create an irreducible loop, then
1656 throw away loop iteration and related information.
1658 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1660 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1661 -Woverloaded-virtual checks for warning options.
1662 * configure: Regenerate.
1664 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1666 PR preprocessor/77699
1667 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1668 (get_next_line): Return false on error.
1669 (read_next_line): Removed, use get_next_line instead.
1670 (read_line_num): Don't copy the line.
1671 (location_get_source_line): Don't use static data.
1672 (selftest::test_reading_source_line): Add more test cases.
1674 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1677 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1679 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1680 (noce_process_if_block): Use it.
1682 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1684 * doc/invoke.texi: Update -Wint-in-bool-context.
1686 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1688 * dwarf2out.c (output_fde, output_call_frame_info,
1689 dwarf2out_do_cfi_startproc, set_indirect_string,
1690 gen_internal_sym, output_die, output_line_info): Use
1691 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1692 ASM_GENERATE_INTERNAL_LABEL output.
1694 2016-10-01 Richard Biener <rguenther@suse.de>
1697 * genmatch.c (get_operand_type): Add operand position arg
1698 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1699 (expr::gen_transform): Adjust.
1700 (dt_simplify::gen_1): Likewise.
1702 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1704 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1705 comments. Simplify asserts, remove unnecessary conditions.
1707 (*<code><mode>3): Likewise.
1709 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1711 * doc/invoke.texi (-Wregister): Document.
1713 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1715 * configure.ac: Split CHECKING_P into CHECKING_P and
1716 ENABLE_EXTRA_CHECKING.
1717 * configure: Regenerated.
1718 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1719 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1721 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1724 * gcc.c (process_command): For @filename handling, output
1725 the correct name if the file does not exist.
1727 2016-09-30 Marek Polacek <polacek@redhat.com>
1729 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1730 * config/alpha/predicates.md: Likewise.
1732 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1734 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1735 (noce_process_if_block): Use it.
1737 2016-09-30 Martin Liska <mliska@suse.cz>
1739 * doc/invoke.texi: Document asan-use-after-return that
1740 it's disabled by default in runtime.
1742 2016-09-30 Richard Biener <rguenther@suse.de>
1744 * tree-vrp.c (intersect_ranges): If we failed to handle
1745 the intersection choose a constant singleton range if available.
1747 2016-09-30 Richard Biener <rguenther@suse.de>
1749 PR tree-optimization/77399
1750 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1751 float <-> int conversions.
1753 2016-09-30 Alan Modra <amodra@gmail.com>
1755 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1757 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1759 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1760 ext_level before calling CPUID with 0x80000008.
1761 Simplify xgetbv checks.
1763 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1765 * Makefile.in (OBJS): Add print-rtl-function.o.
1766 * print-rtl-function.c: New file.
1767 * print-rtl.h (print_rtx_function): New decl.
1769 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1772 * config/i386/cpuid.h (__get_cpuid_count): New.
1773 (__get_cpuid): Rename __level to __leaf.
1775 2016-09-29 Marek Polacek <polacek@redhat.com>
1777 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1779 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1781 * builtins.c (expand_builtin_memcmp): don't swap args unless
1782 result is only being compared with zero.
1784 2016-09-29 Marek Polacek <polacek@redhat.com>
1786 * dwarf2out.c (loc_descriptor): Add fall through comment.
1787 (add_const_value_attribute): Likewise.
1789 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1791 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1792 with "v6t2". Move "arch" attribute above "pool_range".
1793 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1795 (*thumb2_movhi_vfp): Likewise.
1796 (*arm_movhi_fp16): Likewise.
1797 (*thumb2_movhi_fp16): Likewise.
1798 (*arm_movsi_vfp): Remove "arch" attribute.
1799 (*thumb2_movsi_vfp): Likewise.
1801 2016-09-29 Martin Liska <mliska@suse.cz>
1803 * doc/extend.texi: Remove limitation of Objective C for
1804 __attribute__((constructor)) and __attribute__((destructor)).
1806 2016-09-29 Richard Biener <rguenther@suse.de>
1808 PR tree-optimization/77768
1809 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1810 Handle stores to readonly memory when removing redundant stores.
1812 2016-09-29 Richard Biener <rguenther@suse.de>
1815 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1816 X / -X -> -1 simplifications.
1818 2016-09-29 Richard Biener <rguenther@suse.de>
1821 * match.pd: Add max(a,-a) -> abs(a) pattern.
1822 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1823 HONOR_SIGNED_ZEROS types.
1825 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1827 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1828 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1830 2016-09-29 Richard Biener <rguenther@suse.de>
1832 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1833 writing to vr_const_varying.
1834 (vrp_initialize): Call it.
1835 (vrp_visit_stmt): Likewise.
1836 (evrp_dom_walker::before_dom_children): Likewise.
1838 2016-09-29 Richard Biener <rguenther@suse.de>
1840 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1841 constructors with vector elements.
1843 2016-09-29 Richard Biener <rguenther@suse.de>
1845 PR tree-optimization/77768
1846 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1847 with stores to a place we know has a constant value.
1849 2016-09-29 Alan Modra <amodra@gmail.com>
1851 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1852 * doc/invoke.texi: Document it.
1853 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1854 (rs6000_passes_float): Comment.
1855 (rs6000_passes_long_double): New static var.
1856 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1857 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1858 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1859 to include fp values returned in vectors.
1860 Set rs6000_passes_long_double.
1861 (rs6000_function_arg_advance_1): Likewise for function args.
1862 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1863 and SPE. Emit long double tag value too.
1864 (rs6000_opt_vars): Add gnu-attr.
1865 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1866 * configure: Regenerate.
1867 * config.in: Regenerate.
1869 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1871 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1873 (format_floating, format_string, format_directive,
1874 get_destination_size, pass_sprintf_length::handle_gimple_call):
1877 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1879 * gimple-ssa-sprintf.c: Fix comment formatting.
1880 (format_integer): Use is_gimple_assign.
1881 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1882 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1883 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1884 (pass_sprintf_length::execute): Use is_gimple_call.
1886 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1888 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1889 strchr, also try the generic folding.
1891 2016-09-28 Martin Sebor <msebor@redhat.com>
1894 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1897 2016-09-28 Martin Sebor <msebor@redhat.com>
1900 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1901 length modifier is not expected.
1902 (format_floating): Ignore l length modifier and fail gracefuly
1903 when it isn't one of the other expected ones.
1905 2016-09-28 Martin Sebor <msebor@redhat.com>
1908 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1910 2016-09-27 Richard Biener <rguenther@suse.de>
1912 * dwarf2out.c (cu_die_list): New global.
1913 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1914 main_comp_unit_die to cu_die_list if we created it.
1915 Move break_out_includes ...
1916 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1919 2016-09-28 Richard Biener <rguenther@suse.de>
1921 * dwarf2out.c (struct die_struct): Add removed flag.
1922 (lookup_type_die): If the DIE is marked as removed, clear
1923 TYPE_SYMTAB_DIE and return NULL.
1924 (lookup_decl_die): If the DIE is marked as removed, remove it
1925 from the hash and return NULL.
1926 (mark_removed): New helper.
1927 (prune_unused_types_prune): Call it for removed DIEs.
1928 (gen_subprogram_die): Move the premark_used_types call to after
1929 DIEs for the functions scopes are generated.
1930 (process_scope_var): Do not re-create pruned types or type decls.
1931 Make sure to also re-parent type decls.
1932 (dwarf2out_finish): Move unused type pruning and debug_types
1934 (dwarf2out_early_finish): ... here.
1936 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1938 * config/arc/arc-c.c: New file.
1939 * config/arc/arc-c.def: Likewise.
1940 * config/arc/t-arc: Likewise.
1941 * config.gcc: Include arc-c.o as c and cpp object.
1942 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1943 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1944 arc_cpu_cpp_builtins.
1946 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1948 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1949 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1951 2016-09-28 Nathan Sidwell <nathan@acm.org>
1953 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1956 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1958 PR tree-optimization/61056
1959 * gimple-fold.c (gimple_fold_builtin_strchr):
1960 New function to optimize strchr (s, 0) to strlen.
1961 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1963 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1965 PR tree-optimization/77724
1966 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1967 Add tree_fits_shwi_p check.
1969 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1971 * auto-inc-dec.c (try_merge): Remove break after return.
1972 * cselib.c (autoinc_split): Likewise.
1973 * explow.c (promote_mode): Likewise.
1974 * fixed-value.c (fixed_arithmetic): Likewise.
1975 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1976 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1977 * trans-mem.c (get_attrs_for): Likewise.
1978 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1979 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1980 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1981 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1982 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1983 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1984 * config/cris/cris.c (cris_op_str): Likewise.
1985 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1986 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1988 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1990 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1991 IFN_GOACC_REDUCTION_CODES): New.
1992 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1993 ifn_goacc_reduction_kind): Use them.
1994 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1995 of internal functions, when applicable.
1997 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
1999 * config/mips/constraints.md (d): Fix documentation.
2000 * doc/md.texi (Machine Constraints): Update accordingly.
2002 2016-09-27 Richard Biener <rguenther@suse.de>
2004 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2005 cur_line_info_table initialization ...
2006 (dwarf2out_assembly_start): ... here.
2008 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2010 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2011 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2012 (*thumb2_movhi_vfp): Likewise.
2013 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2014 template. Expand predicable attribute to mark VMOV.F16 as not
2015 predicable. Add "arch" attribute.
2016 (*thumb2_movhi_fp16): Likewise.
2017 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2018 (*thumb2_movsi_vfp): Add "arch" attribute.
2020 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2022 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2025 2016-09-27 Marek Polacek <polacek@redhat.com>
2027 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2030 * config/c6x/c6x.h: Adjust fall through comment.
2031 * config/sh/sh.c (final_prescan_insn): Likewise.
2032 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2033 (visium_expand_fp_cstore): Likewise.
2035 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2037 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2038 expected by -Wimplicit-fallthrough.
2039 (thumb1_size_rtx_costs): Likewise.
2040 (thumb2_reorg): Likewise.
2041 (tls_mentioned_p): Add "Fall through" comment.
2042 (thumb2_reorg): Likewise.
2043 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2044 comment form expected by -Wimplicit-fallthrough.
2046 2016-09-27 Martin Liska <mliska@suse.cz>
2048 PR gcov-profile/46266
2049 * input.h (RESERVED_LOCATION_P): New macro.
2050 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2051 instread of comparison with UNKNOWN_LOCATION.
2053 2016-09-27 Richard Biener <rguenther@suse.de>
2055 PR tree-optimization/77745
2056 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2057 When removing redundant stores make sure to check compatibility
2058 of the TBAA state for downstream accesses.
2059 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2060 value-numbering virtual operands for store matches.
2062 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2065 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2066 movrt patterns. Match them before anything else in the SET case.
2068 2016-09-27 Martin Liska <mliska@suse.cz>
2070 PR gcov-profile/7970
2071 PR gcov-profile/16855
2072 PR gcov-profile/44779
2073 * coverage.c (build_gcov_exit_decl): New function.
2074 (coverage_obj_init): Call the function and generate __gcov_exit
2076 * doc/gcov.texi: Document when __gcov_exit function is called.
2078 2016-09-27 Marek Polacek <polacek@redhat.com>
2081 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2082 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2083 -Wno-error instead of -Wno-implicit-fallthrough.
2085 2016-09-27 Martin Liska <mliska@suse.cz>
2088 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2090 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2092 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2093 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2094 comments. Remove break after return.
2095 (ix86_fp_compare_code_to_integer, has_dispatch,
2096 ix86_simd_clone_usable): Remove break after return.
2098 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2100 PR rlt-optimization/77714
2101 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2104 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2107 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2108 extract_range_from_unary_expr to convert value_range.
2109 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2110 (extract_range_from_unary_expr): This.
2111 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2113 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2115 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2117 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2119 * config/i386/i386.c (ix86_print_operand)
2120 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2121 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2122 (epilogue_renumber): Likewise.
2124 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2127 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2128 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2130 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2132 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2133 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2134 is_mm_seq_cst, is_mm_sync): Move to ...
2135 * memmodel.h: This. New file.
2136 * builtins.c: Include memmodel.h.
2137 * optabs.c: Likewise.
2139 * config/aarch64/aarch64.c: Likewise.
2140 * config/alpha/alpha.c: Likewise.
2141 * config/arm/arm.c: Likewise.
2142 * config/i386/i386.c: Likewise.
2143 * config/ia64/ia64.c: Likewise.
2144 * config/mips/mips.c: Likewise.
2145 * config/rs6000/rs6000.c: Likewise.
2146 * config/sparc/sparc.c: Likewise.
2147 * genconditions.c: Include memmodel.h in generated file.
2148 * genemit.c: Likewise.
2149 * genoutput.c: Likewise.
2150 * genpeep.c: Likewise.
2151 * genpreds.c: Likewise.
2152 * genrecog.c: Likewise.
2154 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2156 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2157 "c" instead when parsing characters. Move operand parsing into...
2158 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2159 and tightening the scope of various locals.
2161 2016-09-26 Liu Hao <lh_mouse@126.com>
2163 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2165 2016-09-26 Marek Polacek <polacek@redhat.com>
2167 * system.h: Use __has_attribute to check whether the fallthrough
2168 attribute is supported.
2170 2016-09-26 Marek Polacek <polacek@redhat.com>
2172 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2173 gimple_call_internal_p.
2174 * ipa-split.c (find_return_bb): Likewise.
2175 (execute_split_functions): Likewise.
2176 * omp-low.c (dump_oacc_loop_part): Likewise.
2177 (oacc_loop_xform_head_tail): Likewise.
2178 * predict.c (predict_loops): Likewise.
2179 * sanopt.c (pass_sanopt::execute): Likewise.
2180 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2181 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2182 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2183 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2184 (expand_ifn_va_arg): Likewise.
2185 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2186 (optimize_mask_stores): Likewise.
2187 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2188 (vect_transform_stmt): Likewise.
2189 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2190 * tsan.c (instrument_memory_accesses): Likewise.
2192 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2193 Alexander Monakov <amonakov@ispras.ru>
2195 * regrename.c (rename_chains): Check
2196 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2197 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2198 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2200 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2202 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2203 (s390_sched_score): Likewise.
2205 2016-09-26 Martin Liska <mliska@suse.cz>
2207 * doc/gcov.texi: Update program output of gcov tool.
2209 2016-09-26 Martin Liska <mliska@suse.cz>
2211 PR gcov-profile/23332
2212 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2213 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2214 * value-prof.c (dump_histogram_value): Do not handle
2215 HIST_TYPE_CONST_DELTA.
2216 (stream_in_histogram_value): Likewise.
2217 (gimple_find_values_to_profile): Likewise.
2218 * value-prof.h (enum hist_type): Likewise.
2220 2016-09-26 Martin Liska <mliska@suse.cz>
2222 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2223 from default sanitize recover values.
2224 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2225 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2226 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2228 * opts.c (finish_options): Do a generic loop over options
2229 that can be recovered.
2230 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2232 (common_handle_option): Likewise.
2233 * opts.h: Declare can_recover to sanitizer_opts_s.
2235 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2237 * target.def(elf_flags_numeric): Change documentation to present tense.
2238 * doc/tm.texi: Regenerate.
2240 2016-09-26 Marek Polacek <polacek@redhat.com>
2243 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2244 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2245 -Wno-switch-fallthrough.
2246 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2247 (expand_builtin): Likewise.
2248 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2249 * convert.c (convert_to_real_1): Likewise.
2250 (convert_to_integer_1): Likewise.
2251 * final.c (output_alternate_entry_point): Likewise.
2252 * genattrtab.c (make_canonical): Likewise.
2253 (write_test_expr): Likewise.
2254 * genpreds.c (validate_exp): Likewise.
2255 * gimple-ssa-strength-reduction.c
2256 (find_candidates_dom_walker::before_dom_children): Likewise.
2257 * godump.c (go_format_type): Likewise.
2258 * reload1.c (elimination_effects): Likewise.
2259 * resource.c (mark_referenced_resources): Likewise.
2260 (mark_set_resources): Likewise.
2261 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2262 * varasm.c (output_addressed_constants): Likewise.
2264 2016-09-26 Marek Polacek <polacek@redhat.com>
2267 * common.opt (Wimplicit-fallthrough): New option.
2268 * doc/extend.texi: Document statement attributes and the fallthrough
2270 * doc/invoke.texi: Document -Wimplicit-fallthrough.
2271 * gimple.h (gimple_call_internal_p): New function.
2272 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
2273 (struct label_entry): New struct.
2274 (find_label_entry): New function.
2275 (case_label_p): New function.
2276 (collect_fallthrough_labels): New function.
2277 (last_stmt_in_scope): New function.
2278 (should_warn_for_implicit_fallthrough): New function.
2279 (warn_implicit_fallthrough_r): New function.
2280 (maybe_warn_implicit_fallthrough): New function.
2281 (expand_FALLTHROUGH_r): New function.
2282 (expand_FALLTHROUGH): New function.
2283 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
2284 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
2285 (gimplify_label_expr): New function.
2286 (gimplify_case_label_expr): Set location.
2287 (gimplify_expr): Call gimplify_label_expr.
2288 * internal-fn.c (expand_FALLTHROUGH): New function.
2289 * internal-fn.def (FALLTHROUGH): New internal function.
2290 * langhooks.c (lang_GNU_OBJC): New function.
2291 * langhooks.h (lang_GNU_OBJC): Declare.
2292 * system.h (gcc_fallthrough): Define.
2293 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
2294 * tree.h (FALLTHROUGH_LABEL_P): Define.
2296 2016-09-26 Richard Biener <rguenther@suse.de>
2298 * dwarf2out.c (stripattributes): Remove unused function.
2299 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
2300 Push dwarf_split_debug_info handling into init_sections_and_labels.
2301 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
2302 (DEBUG_MACRO_SECTION_FLAGS): Remove.
2303 (debug_macinfo_section_name): New global.
2304 (output_macinfo): Use debug_macinfo_section_name.
2305 (init_sections_and_labels): Split out section and label generation
2306 from dwarf2out_init. Set debug_macinfo_section_name.
2307 (dwarf2out_init): Move text section label generation and emission
2309 (dwarf2out_assembly_start): ... here.
2310 (dwarf2out_finish): Call init_sections_and_labels before DWARF
2313 2016-09-26 Richard Biener <rguenther@suse.de>
2316 * cgraphunit.c (analyze_functions): Before early removing
2317 global vars calls the late_global_decl debug handler mark
2318 the variable as readonly.
2320 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
2323 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
2324 (sh_rtx_costs): Handle SET of movt and movrt patterns.
2325 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
2326 declare new overloads.
2327 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
2330 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2332 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
2333 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2335 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
2337 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
2338 * configure: Regenerate.
2340 2016-09-24 Marek Polacek <polacek@redhat.com>
2343 * doc/invoke.texi: Document -Wbool-operation.
2345 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2347 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
2348 * config/rs6000/rs6000.c (expand_block_compare): New function used by
2349 cmpmemsi pattern to do builtin expansion of memcmp ().
2350 (compute_current_alignment): Add helper function for
2351 expand_block_compare used to compute alignment as the compare proceeds.
2352 (select_block_compare_mode): Used by expand_block_compare to select
2353 the mode used for reading the next chunk of bytes in the compare.
2354 (do_load_for_compare): Used by expand_block_compare to emit the load
2355 insns for the compare.
2356 (rs6000_emit_dot_insn): Moved this function to avoid a forward
2357 reference from expand_block_compare ().
2358 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
2359 prototype for this function.
2360 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
2361 target option for controlling how much code inline expansion of
2362 memcmp() will be allowed to generate.
2364 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2366 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
2367 hook_bool_mode_false, hook_bool_mode_true,
2368 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2369 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2370 hook_bool_const_rtx_insn_const_rtx_insn_true,
2371 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
2372 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
2373 hook_bool_const_tree_hwi_hwi_const_tree_false,
2374 hook_bool_const_tree_hwi_hwi_const_tree_true,
2375 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
2376 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2377 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
2378 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
2379 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
2380 hook_bool_const_tree_true, hook_bool_tree_tree_false,
2381 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
2382 hook_bool_rtx_insn_true, hook_bool_rtx_false,
2383 hook_bool_uintp_uintp_false,
2384 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
2385 hook_rtx_tree_int_null, hook_uint_mode_0,
2386 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
2387 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
2388 hook_constcharptr_const_rtx_insn_null,
2389 hook_constcharptr_const_tree_const_tree_null,
2390 hook_constcharptr_int_const_tree_null,
2391 hook_constcharptr_int_const_tree_const_tree_null,
2392 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
2393 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
2394 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
2396 * vec.h (vNULL): Extend comment to say = vNULL initialization
2397 isn't needed for static vars.
2399 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2400 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2401 = vNULL initialization of file scope vec.
2402 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2403 disabled_pass_uid_range_tab): Likewise.
2404 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2405 * tree-chkp-opt.c (check_infos): Likewise.
2406 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2408 * vec.h (vnull::operator vec): Add constexpr keyword for
2411 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2413 PR tree-optimization/77654
2414 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2415 to duplicate_ssa_name_ptr_info.
2417 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2419 PR preprocessor/77672
2420 * input.c (selftest::test_lexer_string_locations_simple): Update
2421 test to expect location information of the terminator character
2422 at the location of the final closing quote.
2423 (selftest::test_lexer_string_locations_hex): Likewise.
2424 (selftest::test_lexer_string_locations_oct): Likewise.
2425 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2426 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2427 (selftest::test_lexer_string_locations_ucn4): Likewise.
2428 (selftest::test_lexer_string_locations_ucn8): Likewise.
2429 (selftest::test_lexer_string_locations_u8): Likewise.
2430 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2431 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2432 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2433 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2434 (selftest::test_lexer_string_locations_macro): Likewise.
2435 (selftest::test_lexer_string_locations_long_line): Likewise.
2437 2016-09-23 Richard Biener <rguenther@suse.de>
2439 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2440 virtual definition to virtual use if the call devirtualizes
2441 to a const or pure function.
2442 (visit_use): Also visit calls we can devirtualize to a
2443 const or pure function.
2445 2016-09-23 Richard Biener <rguenther@suse.de>
2447 PR tree-optimization/77697
2448 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2449 signal error if we have sth ternary or unhandled.
2451 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2453 * config/arm/arm_neon.h (vabd_f16): New.
2487 (vcvt_f16_s16): New.
2488 (vcvt_f16_u16): New.
2489 (vcvt_s16_f16): New.
2490 (vcvt_u16_f16): New.
2491 (vcvtq_f16_s16): New.
2492 (vcvtq_f16_u16): New.
2493 (vcvtq_s16_f16): New.
2494 (vcvtq_u16_f16): New.
2495 (vcvta_s16_f16): New.
2496 (vcvta_u16_f16): New.
2497 (vcvtaq_s16_f16): New.
2498 (vcvtaq_u16_f16): New.
2499 (vcvtm_s16_f16): New.
2500 (vcvtm_u16_f16): New.
2501 (vcvtmq_s16_f16): New.
2502 (vcvtmq_u16_f16): New.
2503 (vcvtn_s16_f16): New.
2504 (vcvtn_u16_f16): New.
2505 (vcvtnq_s16_f16): New.
2506 (vcvtnq_u16_f16): New.
2507 (vcvtp_s16_f16): New.
2508 (vcvtp_u16_f16): New.
2509 (vcvtpq_s16_f16): New.
2510 (vcvtpq_u16_f16): New.
2511 (vcvt_n_f16_s16): New.
2512 (vcvt_n_f16_u16): New.
2513 (vcvtq_n_f16_s16): New.
2514 (vcvtq_n_f16_u16): New.
2515 (vcvt_n_s16_f16): New.
2516 (vcvt_n_u16_f16): New.
2517 (vcvtq_n_s16_f16): New.
2518 (vcvtq_n_u16_f16): New.
2532 (vmul_lane_f16): New.
2535 (vmulq_lane_f16): New.
2557 (vrsqrteq_f16): New.
2561 (vrsqrtsq_f16): New.
2565 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2567 * config.gcc (extra_headers): Add arm_fp16.h
2568 * config/arm/arm_fp16.h: New.
2569 * config/arm/arm_neon.h: Include "arm_fp16.h".
2571 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2573 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2575 (vmulf): New (v8hf, v4hf variants).
2576 (vfma): New (v8hf, v4hf variants).
2577 (vfms): New (v8hf, v4hf variants).
2578 (vsub): New (v8hf, v4hf variants).
2579 (vcage): New (v8hf, v4hf variants).
2580 (vcagt): New (v8hf, v4hf variants).
2581 (vcale): New (v8hf, v4hf variants).
2582 (vcalt): New (v8hf, v4hf variants).
2583 (vceq): New (v8hf, v4hf variants).
2584 (vcgt): New (v8hf, v4hf variants).
2585 (vcge): New (v8hf, v4hf variants).
2586 (vcle): New (v8hf, v4hf variants).
2587 (vclt): New (v8hf, v4hf variants).
2588 (vceqz): New (v8hf, v4hf variants).
2589 (vcgez): New (v8hf, v4hf variants).
2590 (vcgtz): New (v8hf, v4hf variants).
2591 (vcltz): New (v8hf, v4hf variants).
2592 (vclez): New (v8hf, v4hf variants).
2593 (vabd): New (v8hf, v4hf variants).
2594 (vmaxf): New (v8hf, v4hf variants).
2595 (vmaxnm): New (v8hf, v4hf variants).
2596 (vminf): New (v8hf, v4hf variants).
2597 (vminnm): New (v8hf, v4hf variants).
2598 (vpmaxf): New (v4hf variant).
2599 (vpminf): New (v4hf variant).
2600 (vpadd): New (v4hf variant).
2601 (vrecps): New (v8hf, v4hf variants).
2602 (vrsqrts): New (v8hf, v4hf variants).
2603 (vabs): New (v8hf, v4hf variants).
2604 (vneg): New (v8hf, v4hf variants).
2605 (vrecpe): New (v8hf, v4hf variants).
2606 (vrnd): New (v8hf, v4hf variants).
2607 (vrnda): New (v8hf, v4hf variants).
2608 (vrndm): New (v8hf, v4hf variants).
2609 (vrndn): New (v8hf, v4hf variants).
2610 (vrndp): New (v8hf, v4hf variants).
2611 (vrndx): New (v8hf, v4hf variants).
2612 (vrsqrte): New (v8hf, v4hf variants).
2613 (vmul_lane): Add v4hf and v8hf variants.
2614 (vmul_n): Add v4hf and v8hf variants.
2615 (vext): New (v8hf, v4hf variants).
2616 (vcvts): New (v8hi, v4hi variants).
2617 (vcvts): New (v8hf, v4hf variants).
2618 (vcvtu): New (v8hi, v4hi variants).
2619 (vcvtu): New (v8hf, v4hf variants).
2620 (vcvts_n): New (v8hf, v4hf variants).
2621 (vcvtu_n): New (v8hi, v4hi variants).
2622 (vcvts_n): New (v8hi, v4hi variants).
2623 (vcvtu_n): New (v8hf, v4hf variants).
2624 (vbsl): New (v8hf, v4hf variants).
2625 (vcvtas): New (v8hf, v4hf variants).
2626 (vcvtau): New (v8hf, v4hf variants).
2627 (vcvtms): New (v8hf, v4hf variants).
2628 (vcvtmu): New (v8hf, v4hf variants).
2629 (vcvtns): New (v8hf, v4hf variants).
2630 (vcvtnu): New (v8hf, v4hf variants).
2631 (vcvtps): New (v8hf, v4hf variants).
2632 (vcvtpu): New (v8hf, v4hf variants).
2634 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2636 * config/arm/arm-builtins.c (hf_UP): New.
2638 (vfp_builtin_data): New. Update comment.
2639 (enum arm_builtins): Include "arm_vfp_builtins.def".
2640 (ARM_BUILTIN_VFP_PATTERN_START): New.
2641 (arm_init_vfp_builtins): New.
2642 (arm_init_builtins): Add arm_init_vfp_builtins.
2643 (arm_expand_vfp_builtin): New.
2644 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2646 * config/arm/arm_vfp_builtins.def: New file.
2647 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2648 (arm-builtins.o): Likewise.
2650 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2653 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2654 from constant while creating value range.
2656 2016-09-23 Renlin Li <renlin.li@arm.com>
2658 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2659 (ira_init_once): Here.
2661 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2662 Jakub Jelinek <jakub@redhat.com>
2664 * hooks.h (hook_uint_uintp_false): Rename to...
2665 (hook_bool_uint_uintp_false): ... this.
2666 * hooks.c (hook_uint_uintp_false): Rename to...
2667 (hook_bool_uint_uintp_false): ... this.
2668 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2669 instead of hook_uint_uintp_false.
2671 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2673 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2674 (arm_init_builtins): Move body of a loop to the standalone
2675 function arm_init_neon_builtin.
2676 (arm_expand_neon_builtin_1): New. Update comment. Function body
2677 moved from arm_neon_builtin with some white-space fixes.
2678 (arm_expand_neon_builtin): Move code into the standalone function
2679 arm_expand_neon_builtin_1.
2681 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2683 * config/arm/iterators.md (VCVTHI): New.
2684 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2688 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2689 (V_HALF): Add V4HF. Fix white-space.
2690 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2691 (V_s_elem): Likewise.
2692 (V_sz_elem): Fix white-space.
2693 (V_elem_ch): Likewise.
2695 (scalar_mul_constraint): Add V8HF and V4HF.
2696 (Is_float_mode): Fix white-space.
2697 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2698 (q): Add HF. Fix white-space.
2701 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2702 (neon_vfm_lane_as): New.
2703 * config/arm/neon.md (add<mode>3_fp16): New.
2704 (sub<mode>3_fp16): New.
2705 (mul<mode>3add<mode>_neon): New.
2706 (fma<VH:mode>4_intrinsic): New.
2707 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2708 (fmsub<VH:mode>4_intrinsic): New.
2709 (<absneg_str><mode>2): New.
2710 (neon_v<absneg_str><mode>): New.
2711 (neon_v<fp16_rnd_str><mode>): New.
2712 (neon_vrsqrte<mode>): New.
2713 (neon_vpaddv4hf): New.
2714 (neon_vadd<mode>): New.
2715 (neon_vsub<mode>): New.
2716 (neon_vmulf<mode>): New.
2717 (neon_vfma<VH:mode>): New.
2718 (neon_vfms<VH:mode>): New.
2719 (neon_vc<cmp_op><mode>): New.
2720 (neon_vc<cmp_op><mode>_fp16insn): New
2721 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2722 (neon_vca<cmp_op><mode>): New.
2723 (neon_vca<cmp_op><mode>_fp16insn): New.
2724 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2725 (neon_vc<cmp_op>z<mode>): New.
2726 (neon_vabd<mode>): New.
2727 (neon_v<maxmin>f<mode>): New.
2728 (neon_vp<maxmin>fv4hf: New.
2729 (neon_<fmaxmin_op><mode>): New.
2730 (neon_vrecps<mode>): New.
2731 (neon_vrsqrts<mode>): New.
2732 (neon_vrecpe<mode>): New (VH variant).
2733 (neon_vdup_lane<mode>_internal): New.
2734 (neon_vdup_lane<mode>): New.
2735 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2736 (neon_vcvt<sup><mode>): New (VH variant).
2737 (neon_vcvt<sup>_n<mode>): New (VH variant).
2738 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2739 (neon_vcvt<vcvth_op><sup><mode>): New.
2740 (neon_vmul_lane<mode>): New.
2741 (neon_vmul_n<mode>): New.
2742 * config/arm/unspecs.md (UNSPEC_VCALE): New
2743 (UNSPEC_VCALT): New.
2744 (UNSPEC_VFMA_LANE): New.
2745 (UNSPECS_VFMS_LANE): New.
2747 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2749 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2750 ("*extzv<mode><clobbercc_or_nocc>"):
2751 Correct a typo in a comment.
2753 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2754 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2755 ("*insv<mode>_zEC12_appendbitsleft")
2756 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2757 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2758 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2759 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2760 Provide pattern with operands switched.
2761 ("*pre_z10_extv<mode>"):
2762 Use new subst patterns.
2763 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2764 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2765 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2766 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2767 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2768 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2769 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2771 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2772 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2773 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2775 ("SINT"): New mode_iterator with SI, HI, QI.
2776 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2777 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2780 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2782 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2783 new interface of s390_contiguous_bitmask_p.
2784 ("contiguous_bitmask_nowrap_operand"): New predicate.
2785 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2786 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2787 of s390_contiguous_bitmask_p.
2788 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2789 ("NxxSw"): New constraint.
2790 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2791 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2793 (s390_contiguous_bitmask_nowrap_p): Export.
2794 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2795 former s390_contiguous_bitmask_p.
2796 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2797 detect contiguous bit ranges with wraparound. Change signature to
2798 return START and END position instead of POS and LENGTH.
2799 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2800 ranges with wraparound.
2801 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2802 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2803 Adapt to new signature of s390_contiguous_bitmask_p.
2805 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2807 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2808 (create_intersect_range_checks): New.
2809 (vect_create_cond_for_alias_checks): Call above function.
2811 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2813 * config/arm/iterators.md (Code iterators): Fix some white-space
2817 (FCVT): Moved from vfp.md.
2818 (VCVT_HF_US_N): New.
2819 (VCVT_SI_US_N): New.
2824 (FCVTI32typename): Moved from vfp.md.
2825 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2826 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2827 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2828 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2829 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2831 (fp16_rnd_str): New.
2832 (fp16_rnd_insn): New.
2833 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2834 (UNSPEC_VCVT_HF_U_N): New.
2835 (UNSPEC_VCVT_SI_S_N): New.
2836 (UNSPEC_VCVT_SI_U_N): New.
2837 (UNSPEC_VCVTH_S): New.
2838 (UNSPEC_VCVTH_U): New.
2839 (UNSPEC_VCVTA_S): New.
2840 (UNSPEC_VCVTA_U): New.
2841 (UNSPEC_VCVTM_S): New.
2842 (UNSPEC_VCVTM_U): New.
2843 (UNSPEC_VCVTN_S): New.
2844 (UNSPEC_VCVTN_U): New.
2845 (UNSPEC_VCVTP_S): New.
2846 (UNSPEC_VCVTP_U): New.
2847 (UNSPEC_VCVTP_S): New.
2848 (UNSPEC_VCVTP_U): New.
2850 (UNSPEC_VRNDA): New.
2851 (UNSPEC_VRNDI): New.
2852 (UNSPEC_VRNDM): New.
2853 (UNSPEC_VRNDN): New.
2854 (UNSPEC_VRNDP): New.
2855 (UNSPEC_VRNDX): New.
2856 * config/arm/vfp.md (<absneg_str>hf2): New.
2858 (neon_v<fp16_rnd_str>hf): New.
2859 (neon_vrndihf): New.
2864 (*mulsf3neghf_vfp): New.
2865 (*negmulhf3_vfp): New.
2866 (*mulsf3addhf_vfp): New.
2867 (*mulhf3subhf_vfp): New.
2868 (*mulhf3neghfaddhf_vfp): New.
2869 (*mulhf3neghfsubhf_vfp): New.
2872 (fmsubhf4_fp16): New.
2876 (neon_vsqrthf): New.
2877 (neon_vrsqrtshf): New.
2878 (FCVT): Move to iterators.md.
2879 (FCVTI32typename): Likewise.
2880 (neon_vcvth<sup>hf): New.
2881 (neon_vcvth<sup>si): New.
2882 (neon_vcvth<sup>_nhf_unspec): New.
2883 (neon_vcvth<sup>_nhf): New.
2884 (neon_vcvth<sup>_nsi_unspec): New.
2885 (neon_vcvth<sup>_nsi): New.
2886 (neon_vcvt<vcvth_op>h<sup>si): New.
2887 (neon_<fmaxmin_op>hf): New.
2889 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2891 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2892 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2893 ("*insv<mode>_zEC12_appendbitsleft")
2894 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2895 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2897 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2899 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2900 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2901 construct values without normalization.
2902 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2903 static local lhs_ops to vNULL.
2905 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2906 Jiong Wang <jiong.wang@arm.com>
2908 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2909 available when FP16 instructions are available.
2910 (output_move_vfp): Add support for 16-bit data moves.
2911 (arm_validize_comparison): Fix some white-space. Support HFmode
2912 by conversion to SFmode.
2913 * config/arm/arm.md (truncdfhf2): Fix a comment.
2914 (extendhfdf2): Likewise.
2916 (movsicc): Fix some white-space.
2918 (movsfcc): Fix some white-space.
2920 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2921 instructions are available.
2922 (*thumb2_movhi_vfp): Likewise.
2923 (*arm_movhi_fp16): New.
2924 (*thumb2_movhi_fp16): New.
2925 (*movhf_vfp_fp16): New.
2926 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2927 (*movhf_vfp): Likewise.
2928 (extendhfsf2): Enable when VFP FP16 instructions are available.
2929 (truncsfhf2): Enable when VFP FP16 instructions are available.
2931 2016-09-23 Martin Liska <mliska@suse.cz>
2933 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2935 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2937 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2939 (arm_evpc_neon_vtrn): Likewise.
2940 (arm_evpc_neon_vrev): Likewise.
2941 (arm_evpc_neon_vext): Likewise.
2942 * config/arm/arm_neon.h (vbsl_f16): New.
2946 (vdup_lane_f16): New.
2947 (vdupq_lane_f16): New.
2960 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2961 (vdup_lane): New (v8hf, v4hf variants).
2962 (vext): New (v8hf, v4hf variants).
2963 (vbsl): New (v8hf, v4hf variants).
2964 * config/arm/iterators.md (VDQWH): New.
2966 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2967 (Scalar_mul_8_16): Fix white-space.
2968 (Is_d_reg): Add V4HF and V8HF.
2969 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2970 (neon_vdup_lane<mode>): New.
2971 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2972 (*neon_vtrn<mode>_insn): Likewise.
2973 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2974 (*neon_vzip<mode>_insn): Likewise
2975 (neon_vuzp<mode>_internal): Likewise.
2976 (*neon_vuzp<mode>_insn): Likewise
2977 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2979 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2980 Matthew Wahab <matthew.wahab@arm.com>
2982 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2983 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2984 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2985 available. Also fix some white-space.
2986 * config/arm/vfp.md (*arm_movhi_vfp): New.
2987 (*thumb2_movhi_vfp): New.
2989 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2991 * config/arm/arm-c.c (arm_cpu_builtins): Define
2992 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2993 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2995 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2997 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
2998 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
2999 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3000 arm_v8_2a_fp16_neon_hw.
3001 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3004 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3006 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3007 arm_fp16_alternative_ok and arm_fp16_none_ok.
3009 2016-09-23 Martin Liska <mliska@suse.cz>
3011 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3013 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3015 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3017 ("armv8.2-a+fp16"): New.
3018 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3019 (FL2_FP16INST): New.
3020 (FL2_FOR_ARCH8_2A): New.
3021 * config/arm/arm-tables.opt: Regenerate.
3022 * config/arm/arm.c (arm_arch8_2): New.
3023 (arm_fp16_inst): New.
3024 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3025 for incompatible fp16-format settings.
3026 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3027 (TARGET_NEON_FP16INST): New.
3028 (arm_arch8_2): Declare.
3029 (arm_fp16_inst): Declare.
3030 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3031 march=armv8.2-a and march=armv8.2-a+fp16.
3032 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3034 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3035 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3037 2016-09-23 Martin Liska <mliska@suse.cz>
3039 * doc/extend.texi: Remove fused-madd from i386 target options.
3041 2016-09-23 Martin Liska <mliska@suse.cz>
3043 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3046 2016-09-23 Martin Liska <mliska@suse.cz>
3048 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3051 2016-09-23 Martin Liska <mliska@suse.cz>
3054 * config/i386/i386.c (ix86_option_override_internal): Change
3055 signature and return false when there's an error related to
3057 (release_options_strings): New function.
3058 (ix86_valid_target_attribute_tree): Call the function.
3060 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3062 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3063 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3064 (gen_hsa_ctor_assignment): Likewise.
3065 * print-tree.c (print_node): Likewise.
3066 * tree-dump.c (dequeue_and_dump): Likewise.
3067 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3068 * expr.c (store_constructor): Likewise.
3069 * fold-const.c (operand_equal_p): Likewise.
3070 * tree-pretty-print.c (dump_generic_node): Likewise.
3071 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3072 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3074 2016-09-23 Richard Biener <rguenther@suse.de>
3076 * hooks.h (hook_uint_uintp_false): Declare.
3078 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3080 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3081 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3083 2016-09-22 Martin Sebor <msebor@redhat.com>
3086 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3087 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3088 (target_int_min): Correct computation.
3089 (format_integer): Use long long as the argument for the ll length
3091 (format_floating): Use target_int_max().
3092 (get_string_length): Same.
3093 (format_string): Avoid setting the bounded flag for strings
3095 (try_substitute_return_value): Avoid setting range info when
3096 the result isn't bounded.
3097 * varasm.c (assemble_name): Increase buffer size.
3099 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3100 Terry Guo <terry.guo@arm.com>
3102 * target.def (elf_flags_numeric): New target hook.
3103 * targhooks.h (default_asm_elf_flags_numeric): New.
3104 * varasm.c (default_asm_elf_flags_numeric): New.
3105 (default_elf_asm_named_section): Use new target hook.
3106 * config/arm/arm.opt (mpure-code): New.
3107 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3108 * config/arm/arm.c (arm_asm_init_sections): Add section
3109 attribute to default text section if -mpure-code.
3110 (arm_option_check_internal): Diagnose use of option with
3111 non supported targets and/or options.
3112 (arm_asm_elf_flags_numeric): New.
3113 (arm_function_section): New.
3114 (arm_elf_section_type_flags): New.
3115 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3117 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3118 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3120 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3122 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3124 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3126 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3127 * rtl.h: Adjust prototype.
3129 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3131 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3132 (prev_active_insn): Likewise.
3133 (active_insn_p): Likewise.
3134 * rtl.h: Adjust prototypes.
3135 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3136 * config/arc/arc.md: Likewise.
3137 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3138 (branch_needs_nop_p): Likewise.
3139 (use_skip_p): Likewise.
3140 * config/sh/sh.c (gen_block_redirect): Likewise.
3141 (split_branches): Likewise.
3142 * reorg.c (optimize_skip): Likewise.
3143 (fill_simple_delay_slots): Likewise.
3144 (fill_slots_from_thread): Likewise.
3145 (relax_delay_slots): Likewise.
3146 * resource.c (mark_target_live_regs): Likewise.
3148 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3150 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3152 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3153 (prev_nonnote_nondebug_insn): Likewise.
3154 * config/cris/cris-protos.h: Adjust prototype.
3156 * jump.c (rtx_renumbered_equal_p): Adjust.
3158 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3160 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3161 * rtl.h: Adjust prototype.
3162 * config/sh/sh.md: Adjust.
3163 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3165 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3167 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3168 (prev_nondebug_insn): Likewise.
3169 * loop-doloop.c (doloop_condition_get): Likewise.
3170 * rtl.h: Adjust prototype.
3171 * cfgloop.h: Likewise.
3173 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3175 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3176 (prev_nonnote_insn): Likewise.
3177 * jump.c (reversed_comparison_code_parts): Likewise.
3178 (reversed_comparison): Likewise.
3179 * rtl.h: Adjust prototypes.
3180 * config/arc/arc.md: Adjust.
3181 * cse.c (find_comparison_args): Likewise.
3182 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3183 (fix_reg_dead_note): Change argument type to rtx_insn *.
3184 (delete_prior_computation): Likewise.
3185 (delete_computation): Likewise.
3186 (fill_slots_from_thread): Adjust.
3187 (relax_delay_slots): Likewise.
3188 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3189 (simplify_relational_operation_1): Likewise.
3190 (simplify_ternary_operation): Likewise.
3192 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3194 * config/arc/arc-protos.h (arc_label_align): Change type of
3195 variables from rtx to rtx_insn *.
3196 * config/arc/arc.c (arc_label_align): Likewise.
3197 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3198 * config/bfin/bfin.c (workaround_speculation): Likewise.
3199 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3200 (find_last_same_clock): Likewise.
3201 (reorg_split_calls): Likewise.
3202 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3203 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3204 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3205 (same_cmp_following_p): Likewise.
3206 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3207 (same_cmp_following_p): Likwise.
3208 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3209 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3210 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3211 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3212 (rl78_alloc_physical_registers_cmp): Likewise.
3213 (rl78_alloc_physical_registers_umul): Likewise.
3214 (rl78_calculate_death_notes): Likewise.
3215 * config/s390/s390-protos.h (s390_label_align): Likewise.
3216 * config/s390/s390.c (s390_label_align): Likewise.
3217 * config/sh/sh.c (barrier_align): Likewise.
3218 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3219 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3220 (emit_cbcond_nop): Likewise.
3222 2016-09-22 Martin Liska <mliska@suse.cz>
3225 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3226 alias address matters, not necessarily address of original.
3228 2016-09-22 Richard Biener <rguenther@suse.de>
3231 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3234 2016-09-22 Richard Biener <rguenther@suse.de>
3237 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3238 from constant folding results.
3239 (gimple_resimplify2): Likewise.
3240 (gimple_resimplify3): Likewise.
3242 2016-09-22 Richard Biener <rguenther@suse.de>
3245 * expr.c (expand_expr_real_1): Guard array access against negative
3248 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3250 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3252 (format_floating): Likewise.
3254 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3257 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3258 for all IFN_GOMP_SIMD_* internal fns, not just for
3259 IFN_GOMP_SIMD_ORDERED_*.
3261 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3264 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
3265 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
3266 instructions when you want to invert the test.
3267 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
3268 correct order for XXSEL.
3269 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
3270 for using XSCMP{EQ,GT,GE}DP.
3272 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3274 * genconstants.c (main): Introduce noop_reader and convert call
3275 to read_md_files to a method call.
3276 * genenums.c (main): Likewise.
3277 * genmddeps.c (main): Likewise.
3278 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
3279 rtx_reader_ptr->get_top_level_filename ().
3280 (write_tm_preds_h): Likewise.
3281 (write_insn_preds_c): Likewise.
3282 * gensupport.c (class gen_reader): New subclass of rtx_reader.
3283 (rtx_handle_directive): Convert to...
3284 (gen_reader::handle_unknown_directive): ...this.
3285 (init_rtx_reader_args_cb): Convert return type from bool to
3286 rtx_reader *. Create a gen_reader instance, using it for the
3287 call to read_md_files. Return it if no errors occur.
3288 (init_rtx_reader_args): Convert return type from bool to
3290 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3291 (init_rtx_reader_args_cb): Likewise.
3292 * read-md.c (struct file_name_list): Move to class rtx_reader.
3293 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
3294 (read_md_filename): Delete in favor of
3295 rtx_reader::m_read_md_filename.
3296 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
3297 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
3298 (base_dir): Delete in favor of rtx_reader::m_base_dir.
3299 (first_dir_md_include): Delete in favor of
3300 rtx_reader::m_first_dir_md_include.
3301 (last_dir_md_include_ptr): Delete in favor of
3302 rtx_reader::m_last_dir_md_include_ptr.
3303 (max_include_len): Delete.
3304 (rtx_reader_ptr): New.
3305 (fatal_with_file_and_line): Use get_filename and get_lineno
3306 accessors of rtx_reader_ptr.
3307 (require_char_ws): Likewise.
3308 (rtx_reader::read_char): New method, based on ::read_char.
3309 (rtx_reader::unread_char): New method, based on ::unread_char.
3310 (read_escape): Use get_filename and get_lineno accessors of
3312 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
3313 (read_string): Use get_filename and get_lineno accessors of
3315 (rtx_reader::rtx_reader): New ctor.
3316 (rtx_reader::~rtx_reader): New dtor.
3317 (handle_include): Convert from a function to...
3318 (rtx_reader::handle_include): ...this method, converting
3319 handle_directive from a callback to a virtual function.
3320 (handle_file): Likewise, converting to...
3321 (rtx_reader::handle_file): ...this method.
3322 (handle_toplevel_file): Likewise, converting to...
3323 (rtx_reader::handle_toplevel_file): ...this method.
3324 (rtx_reader::get_current_location): New method.
3325 (parse_include): Convert from a function to...
3326 (rtx_reader::add_include_path): ...this method, dropping redundant
3327 update to unused max_include_len.
3328 (read_md_files): Convert from a function to...
3329 (rtx_reader::read_md_files): ...this method, converting
3330 handle_directive from a callback to a virtual function.
3331 (noop_reader::handle_unknown_directive): New method.
3332 * read-md.h (directive_handler_t): Delete this typedef.
3334 (read_md_file): Delete.
3335 (read_md_lineno): Delete.
3336 (read_md_filename): Delete.
3337 (class rtx_reader): New class.
3338 (rtx_reader_ptr): New decl.
3339 (class noop_reader): New subclass of rtx_reader.
3340 (read_char): Reimplement in terms of rtx_reader::read_char.
3341 (unread_char): Reimplement in terms of rtx_reader::unread_char.
3342 (read_md_files): Delete.
3343 * read-rtl.c (read_rtx_code): Update for deletion of globals
3344 read_md_filename and read_md_lineno.
3346 2016-09-21 Jason Merrill <jason@redhat.com>
3348 * input.h (from_macro_definition_at): New.
3350 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3352 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
3354 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3356 PR tree-optimization/77550
3357 * tree-vect-stmts.c (create_array_ref): Change parameters.
3358 (get_group_alias_ptr_type): New function.
3359 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
3361 2016-09-21 Marek Polacek <polacek@redhat.com>
3363 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
3364 Add falls through comment.
3366 2016-09-21 Richard Biener <rguenther@suse.de>
3368 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
3369 (replace_child): Likewise.
3370 (remove_child_TAG): Adjust.
3371 (move_marked_base_types): Likewise.
3372 (prune_unused_types_prune): Clear die_sib of removed children.
3374 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
3377 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
3378 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
3380 2016-09-21 Richard Biener <rguenther@suse.de>
3382 PR tree-optimization/77648
3383 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
3385 (make_transitive_closure_constraints): Adjust comment.
3386 (make_any_offset_constraints): New function.
3387 (handle_rhs_call): Make sure to first expand a pointer to all
3388 subfields before transitively closing it.
3389 (handle_const_call): Likewise. Properly expand returned
3391 (handle_pure_call): Likewise.
3393 2016-09-21 Richard Biener <rguenther@suse.de>
3394 Jakub Jelinek <jakub@redhat.com>
3396 PR tree-optimization/77621
3397 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3398 group at non-vectorizable stmts.
3400 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3402 PR tree-optimization/72835
3403 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3404 (make_new_ssa_for_all_defs): Likewise.
3405 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3407 2016-09-20 Martin Sebor <msebor@redhat.com>
3410 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3411 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3412 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3413 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3414 * config/sol2.c (solaris_printf_pointer_format): New function.
3415 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3417 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3418 * doc/tm.texi: Regenerate.
3419 * gimple-fold.h (get_range_strlen): New function.
3420 (get_maxval_strlen): Declare existing function.
3421 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3422 maximum and minimum.
3423 (get_range_strlen): Define overload.
3424 (get_maxval_strlen): Adjust.
3425 * gimple-ssa-sprintf.c: New file and pass.
3426 * passes.def (pass_sprintf_length): Add new pass.
3427 * targhooks.h (default_printf_pointer_format): Declare new function.
3428 (gnu_libc_printf_pointer_format): Same.
3429 (solaris_libc_printf_pointer_format): Same.
3430 * targhooks.c (default_printf_pointer_format): Define new function.
3431 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3432 * print-tree.c: Increase buffer size.
3434 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3436 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3438 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3440 * common.opt: New option -fipa-vrp.
3441 * ipa-cp.c (ipa_get_vr_lat): New.
3442 (ipcp_vr_lattice::print): Likewise.
3443 (print_all_lattices): Call ipcp_vr_lattice::print.
3444 (ipcp_vr_lattice::meet_with): New.
3445 (ipcp_vr_lattice::meet_with_1): Likewise.
3446 (ipcp_vr_lattice::top_p): Likewise.
3447 (ipcp_vr_lattice::bottom_p): Likewsie.
3448 (ipcp_vr_lattice::set_to_bottom): Likewise.
3449 (set_all_contains_variable): Call VR set_to_bottom.
3450 (initialize_node_lattices): Init VR lattices.
3451 (propagate_vr_accross_jump_function): New.
3452 (propagate_constants_accross_call): Call
3453 propagate_vr_accross_jump_function.
3454 (ipcp_store_vr_results): New.
3455 (ipcp_driver): Handle VR.
3456 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3457 (ipa_set_jf_unknown): Likewise.
3458 (ipa_compute_jump_functions_for_edge): Likewise.
3459 (ipa_node_params_t::duplicate): Likewise.
3460 (ipa_write_jump_function): Likewise.
3461 (ipa_read_jump_function): Likewise.
3462 (write_ipcp_transformation_info): Likewise.
3463 (read_ipcp_transformation_info): Likewise.
3464 (ipcp_update_vr): New.
3465 (ipcp_transform_function): Handle VR.
3466 * ipa-prop.h (struct ipa_vr): New.
3467 * cgraph.c: Include tree-vrp.h.
3468 * cgraphunit.c: Likewise.
3469 * ipa-utils.c: Likewise.
3472 * toplev.c: Likewise.
3473 * ipa-devirt.c: Likewise.
3474 * ipa-inline-transform.c: Likewise.
3475 * ipa-inline.c: Likewise.
3476 * ipa-profile.c: Likewise.
3478 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3480 * doc/invoke.texi: Document -fdump-tree-evrp.
3481 * passes.def: Define new pass_early_vrp.
3482 * timevar.def: Define new TV_TREE_EARLY_VRP.
3483 * tree-pass.h (make_pass_early_vrp): New.
3484 * tree-ssa-propagate.c: Make replace_uses_in non static.
3485 * tree-ssa-propagate.h: Export replace_uses_in.
3486 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3487 (extract_range_from_assert): Factor out
3488 extract_range_for_var_from_comparison_expr.
3489 (vrp_initialize_lattice): New.
3490 (vrp_initialize): Factor out vrp_initialize_lattice.
3491 (vrp_valueize): Fix it to reject complex value ranges.
3492 (vrp_free_lattice): New.
3493 (evrp_dom_walker::before_dom_children): Likewise.
3494 (evrp_dom_walker::after_dom_children): Likewise.
3495 (evrp_dom_walker::push_value_range): Likewise.
3496 (evrp_dom_walker::pop_value_range): Likewise.
3497 (execute_early_vrp): Likewise.
3498 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3499 (make_pass_early_vrp): New.
3501 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3503 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3504 instead of exact_log2.
3506 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3509 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3510 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3511 (ix86_add_stmt_cost): Penalize DFmode vector operations
3512 for !TARGET_VECTORIZE_DOUBLE.
3514 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3516 * doc/invoke.texi (Warning Options): Simplify language.
3517 (Optimize Options): Complete sentence.
3519 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3521 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3524 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3527 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3528 inits on power8 and above, use the VMRGEW instruction instead of a
3531 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3532 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3535 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3537 * config/aarch64/arm_neon.h
3538 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3539 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3540 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3542 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3544 * config/var/vax.h (ELIMINABLE_REGS): Define.
3545 (INITIAL_ELIMINATION_OFFSET): Define.
3547 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3550 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3551 cast to void * if the cast is from some other pointer type.
3553 2016-09-20 Richard Biener <rguenther@suse.de>
3555 PR tree-optimization/77646
3556 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3559 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3561 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3562 attributes to all inlined functions and make them extern.
3564 2016-09-20 Richard Biener <rguenther@suse.de>
3566 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3568 * debug.c (do_nothing_debug_hooks): Adjust.
3569 * dbxout.c (dbx_debug_hooks): Likewise.
3570 * sdbout.c (sdb_debug_hooks): Likewise.
3571 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3572 (dwarf2out_finish): Move producer, filename and
3574 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3575 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3577 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3580 * doc/invoke.texi: Document -Wint-in-bool-context.
3583 * dwarf2out.c (output_loc_operands): Fix an assertion.
3585 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3587 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3588 (CR_DECIMAL_DIG): New macro.
3590 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3592 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3595 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3597 PR rtl-optimization/77416
3598 * lra-remat.c (operand_to_remat): Process hard coded insn
3601 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3603 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3604 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3606 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3608 * target.def (lra_p): Wordsmithing.
3609 * doc/tm.texi: Regenerate.
3611 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3612 Jan Hubicka <jh@suse.cz>
3615 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3616 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3617 Call ultimate_alias_target just once, not up to 4 times.
3619 2016-09-19 Richard Biener <rguenther@suse.de>
3621 * dwarf2out.c (early_dwarf_finished): New global.
3622 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3624 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3625 if called from LTO exit early.
3626 (dwarf2out_late_global_decl): When being during the early
3627 debug phase do not add locations but only const value attributes.
3628 Adjust the way we generate early DIEs for LTO.
3630 2016-09-19 Richard Biener <rguenther@suse.de>
3633 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3634 proper niter to bound the loops.
3636 2016-09-19 Richard Biener <rguenther@suse.de>
3638 PR tree-optimization/77514
3639 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3640 search for folded stmt.
3642 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3644 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3645 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3646 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3647 fsm_find_thread_path, profitable_jump_thread_path,
3648 fsm_find_control_statement_thread_paths,
3649 find_jump_threads_backwards): Add speed_p parameter.
3650 (pass_data_early_thread_jumps): New pass.
3651 (make_pass_early_thread_jumps): New function.
3653 2016-09-17 Andreas Schwab <schwab@suse.de>
3655 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3656 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3658 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3660 * recog.c (rest_of_handle_split_after_reload): Delete.
3661 (pass_split_after_reload::gate): New method.
3662 (pass_split_after_reload::execute): Call split_all_insns directly.
3664 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3666 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3667 parameters for functions taking long long arguments.
3669 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3672 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3673 splat with truncate.
3675 2016-09-16 Jason Merrill <jason@redhat.com>
3677 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3679 * hwint.c (exact_log2): Use pow2p_hwi.
3680 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3681 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3682 * builtins.c (get_object_alignment_2, get_object_alignment)
3683 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3685 * calls.c (compute_argument_addresses, store_one_arg): Use
3687 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3688 * combine.c (force_to_mode): Use least_bit_hwi.
3689 (contains_muldiv, find_split_point, combine_simplify_rtx)
3690 (simplify_if_then_else, simplify_set, force_to_mode)
3691 (if_then_else_cond, simplify_and_const_int_1)
3692 (simplify_compare_const): Use pow2p_hwi.
3693 * cse.c (fold_rtx): Use pow2p_hwi.
3694 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3696 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3697 (init_expmed_one_conv): Use pow2p_hwi.
3698 * expr.c (is_aligning_offset): Use pow2p_hwi.
3699 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3700 (fold_binary_loc): Use pow2p_hwi.
3701 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3702 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3703 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3704 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3706 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3707 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3708 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3709 * omp-low.c (oacc_loop_fixed_partitions)
3710 (oacc_loop_auto_partitions): Use least_bit_hwi.
3711 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3712 * stor-layout.c (place_field): Use least_bit_hwi.
3713 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3714 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3715 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3716 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3717 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3718 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3719 (vect_grouped_store_supported, vect_grouped_load_supported)
3720 (vect_permute_load_chain, vect_shift_permute_load_chain)
3721 (vect_transform_grouped_load): Use pow2p_hwi.
3722 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3723 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3724 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3726 * tsan.c (instrument_expr): Use least_bit_hwi.
3727 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3729 2016-09-16 Andreas Schwab <schwab@suse.de>
3731 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3733 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3735 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3738 * combine.c (rest_of_handle_combine): If any edges have been purged,
3739 free dominators if available.
3741 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3742 Eric Botcazou <ebotcazou@adacore.com>
3745 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3746 through into expand_addsub_overflow after expand_neg_overflow.
3748 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3750 * diagnostic-show-locus.c
3751 (selftest::test_fixit_insert_containing_newline): New function.
3752 (selftest::test_fixit_replace_containing_newline): New function.
3753 (selftest::diagnostic_show_locus_c_tests): Call the above.
3755 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3757 PR tree-optimization/77503
3758 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3759 code for CONST_COND_REDUCTION at analysis stage and use it at
3761 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3762 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3763 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3766 2016-09-15 Richard Biener <rguenther@suse.de>
3769 * fold-const.c (split_tree): Do not split constant ~X.
3771 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3773 PR rtl-optimization/77425
3774 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3778 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3779 use %qs instead of %s where desirable, use argument instead of arg in
3780 the diagnostic wording, add list of supported strategies and
3782 (ix86_option_override_internal): Emit target("m...") instead of
3783 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3784 -march/-mtune option diagnostic. Add list of supported arches/tunings
3785 and spellcheck hint. Remove prefix, suffix and sw variables, use
3786 main_args_p ? "..." : "..." in diagnostics to make translation
3789 2016-09-15 Richard Biener <rguenther@suse.de>
3791 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3792 extra offset argument.
3793 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3794 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3795 to reflect new offset parameter.
3796 * doc/tm.texi: Regenerate.
3797 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3798 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3800 (darwin_asm_output_dwarf_offset): Likewise.
3801 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3803 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3804 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3805 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3807 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3810 * ipa-icf.c (set_alias_uids): New function.
3811 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3812 all the merged variable's referring aliases.
3814 2016-09-15 Richard Biener <rguenther@suse.de>
3816 PR tree-optimization/77514
3817 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3818 only forced_stmts sequence.
3820 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3822 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3823 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3824 FOR_EACH_SSA_NAME to iterate over SSA variables.
3825 (pass_expand::execute): Likewise.
3826 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3827 * tree-cfg.c (dump_function_to_file): Likewise.
3828 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3829 (update_ssa): Likewise.
3830 * tree-ssa-alias.c (dump_alias_info): Likewise.
3831 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3832 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3833 (create_outofssa_var_map): Likewise.
3834 (coalesce_ssa_name): Likewise.
3835 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3836 * tree-ssa-pre.c (compute_avail): Likewise.
3837 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3838 (scc_vn_restore_ssa_info): Likewise.
3839 (free_scc_vn): Likwise.
3840 (run_scc_vn): Likewise.
3841 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3842 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3843 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3844 * tree-ssa.c (verify_ssa): Likewise.
3846 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3848 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3849 and mips64r2 as default 32-bit and 64-bit architectures.
3850 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3851 as default 32-bit and 64-bit architectures.
3853 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3855 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3858 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3860 * target.def (lra_p): Change commentary (for the manual) for the
3862 * doc/tm.texi: Regenerate.
3864 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3866 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3867 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3868 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3869 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3871 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3873 * targhooks.c (default_lra_p): Return true instead of false.
3875 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3877 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3878 hook_bool_void_false.
3879 * config/avr/avr.c: Ditto.
3880 * config/bfin/bfin.c: Ditto.
3881 * config/c6x/c6x.c: Ditto.
3882 * config/cr16/cr16.c: Ditto.
3883 * config/cris/cris.c: Ditto.
3884 * config/epiphany/epiphany.c: Ditto.
3885 * config/fr30/fr30.c: Ditto.
3886 * config/frv/frv.c: Ditto.
3887 * config/h8300/h8300.c: Ditto.
3888 * config/ia64/ia64.c: Ditto.
3889 * config/iq2000/iq2000.c: Ditto.
3890 * config/lm32/lm32.c: Ditto.
3891 * config/m32c/m32c.c: Ditto.
3892 * config/m32r/m32r.c: Ditto.
3893 * config/m68k/m68k.c: Ditto.
3894 * config/mcore/mcore.c: Ditto.
3895 * config/microblaze/microblaze.c: Ditto.
3896 * config/mmix/mmix.c: Ditto.
3897 * config/mn10300/mn10300.c: Ditto.
3898 * config/moxie/moxie.c: Ditto.
3899 * config/msp430/msp430.c: Ditto.
3900 * config/nios2/nios2.c: Ditto.
3901 * config/nvptx/nvptx.c: Ditto.
3902 * config/pa/pa.c: Ditto.
3903 * config/pdp11/pdp11.c: Ditto.
3904 * config/rl78/rl78.c: Ditto.
3905 * config/sparc/sparc.c: Ditto.
3906 * config/spu/spu.c: Ditto.
3907 * config/stormy16/stormy16.c: Ditto.
3908 * config/tilegx/tilegx.c: Ditto.
3909 * config/tilepro/tilepro.c: Ditto.
3910 * config/v850/v850.c: Ditto.
3911 * config/vax/vax.c: Ditto.
3912 * config/visium/visium.c: Ditto.
3913 * config/xtensa/xtensa.c: Ditto.
3915 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3918 * tsan.c: Include target.h.
3919 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3920 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3921 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3922 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3923 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3925 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3926 Martin Liska <mliska@suse.cz>
3929 * predict.c (force_edge_cold): Add braces to a condition.
3931 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3933 PR rtl-optimization/77289
3934 * lra-constraints.c (get_final_hard_regno): Removed.
3935 (get_hard_regno): Add new parameter final_p.
3936 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3937 (operands_match_p): Adjust call to get_hard_regno.
3938 (uses_hard_regs_p): Likewise.
3939 (process_alt_operands): Likewise.
3941 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3944 * config/msp430/msp430.c (msp430_start_function): Emit an error
3945 if a function is both weak and specifies an interrupt number.
3947 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3949 PR tree-optimization/77454
3950 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3951 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3954 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3956 * config/aarch64/aarch64-builtins.c
3957 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3959 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3961 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3962 SFmode and SCmode arguments by reference.
3964 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3966 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3968 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3969 for renaming of add_fixit_insert to add_fixit_insert_before.
3970 (selftest::test_one_liner_fixit_insert_after): New function.
3971 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3972 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3973 (selftest::test_one_liner_many_fixits): Likewise.
3974 (selftest::test_diagnostic_show_locus_one_liner): Update for
3975 renaming, call new test function.
3976 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3977 renaming of add_fixit_insert to add_fixit_insert_before.
3978 (selftest::test_fixit_consolidation): Likewise.
3979 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3981 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3982 (selftest::test_applying_fixits_insert_before): ...this.
3983 (selftest::test_applying_fixits_insert): Update for renaming of
3984 add_fixit_insert to add_fixit_insert_before.
3985 (selftest::test_applying_fixits_insert_after): New function.
3986 (selftest::test_applying_fixits_insert_after_at_line_end): New
3988 (selftest::test_applying_fixits_insert_after_failure): New function.
3989 (selftest::test_applying_fixits_multiple): Update for renaming of
3990 add_fixit_insert to add_fixit_insert_before.
3991 (selftest::change_line): Likewise.
3992 (selftest::test_applying_fixits_unreadable_file): Likewise.
3993 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3994 (selftest::test_applying_fixits_column_validation): Likewise.
3995 (selftest::test_applying_fixits_column_validation): Likewise.
3996 (selftest::edit_context_c_tests): Update for renamed test function;
3997 call new test functions.
3999 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4001 PR tree-optimization/77536
4002 PR rtl-optimization/68212
4003 * config/rs6000/rs6000.md (div->recip splitter): Remove
4004 optimize_insn_for_speed_p condition.
4006 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4008 * optabs.c (prepare_cmp_insn): Update documentation comment.
4010 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4011 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4014 * opts.h (candidates_list_and_hint): Declare.
4015 * opts-common.c (candidates_list_and_hint): New function.
4016 (cmdline_handle_error): Use it.
4018 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4020 * edit-context.c (edited_line::get_len): New accessor.
4021 (edited_file::print_diff): Split out hunk-printing into...
4022 (edited_file::print_diff_hunk): New method.
4023 (edited_file::print_diff_line): New method.
4025 2016-09-12 Andrew Pinski <apinski@cavium.com>
4027 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4029 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4030 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4031 (aarch64_operands_ok_for_ldpstp): Return false if
4032 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4033 was SImode and the alignment is less than 8 byte.
4034 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4036 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4039 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4041 2016-09-12 Marek Polacek <polacek@redhat.com>
4043 * doc/extend.texi: Use lowercase "boolean".
4044 * doc/invoke.texi: Likewise.
4045 * doc/md.texi: Likewise.
4046 * target.def: Likewise.
4047 * doc/tm.texi: Regenerated.
4049 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4052 * expmed.c (synth_mult): Delete duplicate mode check.
4054 2016-09-10 Tom de Vries <tom@codesourcery.com>
4057 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4059 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4060 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4062 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4064 PR rtl-optimization/77289
4065 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4066 register numbers. Remove support for subregs.
4067 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4068 (get_reg_class): Delete removed get_final_hard_regno() argument.
4069 (uses_hard_regs_p): Call get_final_hard_regno().
4071 2016-09-09 Martin Sebor <msebor@redhat.com>
4075 * pretty-print.c (pp_quoted_string): New function.
4076 (pp_format): Call it for %c and %s directives.
4078 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4080 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4081 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4082 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4083 * target.def (frame_pointer_required, can_eliminate): Likewise.
4084 * doc/tm.texi: Regenerated.
4085 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4087 * df-scan.c (df_hard_reg_init): Likewise.
4088 * ira.c (ira_setup_eliminable_regset): Likewise.
4089 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4090 init_elim_table): Likewise.
4091 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4092 set_initial_elim_offsets, update_eliminables,
4093 init_elim_table): Likewise.
4094 * rtlanal.c (get_initial_register_offset): Likewise.
4095 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4096 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4097 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4098 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4099 * config/fr30/fr30.h: Fix comment.
4100 * config/frv/frv.c: Likewise.
4101 * config/frv/frv.h: Likewise.
4102 * config/ft32/ft32.h: Likewise.
4103 * config/visium/visium.h: Likewise.
4104 * config/pa/pa64-linux.h: Likewise.
4105 * config/v850/v850.h: Likewise.
4106 * config/cris/cris.c: Likewise.
4107 * config/ia64/ia64.h: Likewise.
4108 * config/moxie/moxie.h: Likewise.
4109 * config/m32r/m32r.h: Likewise.
4111 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4114 * config.in: Regenerate.
4115 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4117 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4118 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4119 static-libmpxwrappers case.
4120 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4121 MPX_LD_AS_NEEDED_GUARD_POP.
4122 * configure: Regenerate.
4123 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4124 defined if linker support "--push-state"/"--pop-state".
4126 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4128 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4130 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4132 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4133 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4134 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4135 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4136 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4137 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4138 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4140 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4141 width macros from TS 18661-1.
4142 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4144 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4147 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4148 OMP_CLAUSE_SAFELEN_EXPR.
4150 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4152 * Makefile.in (OBJS): Add substring-locations.o.
4153 * langhooks-def.h (class substring_loc): New forward decl.
4154 (lhd_get_substring_location): New decl.
4155 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4156 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4157 * langhooks.c (lhd_get_substring_location): New function.
4158 * langhooks.h (class substring_loc): New forward decl.
4159 (struct lang_hooks): Add field get_substring_location.
4160 * substring-locations.c: New file, taking definition of
4161 format_warning_va and format_warning_at_substring from
4162 c-family/c-format.c, making them non-static.
4163 * substring-locations.h (class substring_loc): Move class here
4164 from c-family/c-common.h. Add and rewrite comments.
4165 (format_warning_va): New decl.
4166 (format_warning_at_substring): New decl.
4167 (get_source_location_for_substring): Add comment.
4169 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4171 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4172 to avoid -Wnarrowing warning.
4173 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4174 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4176 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4178 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4179 Avoid use of base_offset if offset already in range.
4181 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4183 * config/sh/sh-protos.h (struct sh_atomic_model,
4184 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4185 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4186 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4187 * config/sh/sh.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): ...here.
4191 Guard with __cplusplus.
4193 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4196 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4197 unsupported or unknown ISA, use expand_call.
4199 2016-09-06 Martin Liska <mliska@suse.cz>
4201 PR gcov-profile/77378
4202 PR gcov-profile/77466
4203 * tree-profile.c (tree_profiling): Detect whether target can use
4204 -fprofile-update=atomic.
4206 2016-09-06 Richard Biener <rguenther@suse.de>
4208 PR tree-optimization/77479
4209 * tree-vrp.c (update_value_range): Extend overflow handling to
4212 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4215 * config/i386/i386.md (isa): Add x64_avx512bw.
4216 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4217 (kmov_isa): New mode attr.
4218 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4219 (*zero_extend<mode>si2): Likewise.
4220 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4222 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4224 * doc/invoke.texi (SPU Options): nops -> NOPs.
4225 (x86 Options): Ditto.
4227 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4230 * toplev.c (process_options): Temporarily set input_location
4231 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4233 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4235 PR rtl-optimization/77452
4236 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4237 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4239 2016-09-05 Marek Polacek <polacek@redhat.com>
4242 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4244 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4247 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4248 *insn_out == '*' test. Don't copy unnecessary to yet another
4249 memory buffer, and don't leak it.
4251 PR rtl-optimization/77425
4252 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4254 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4256 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4258 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4260 * common.opt (fdiagnostics-generate-patch): New option.
4261 * diagnostic.c: Include "edit-context.h".
4262 (diagnostic_initialize): Initialize context->edit_context_ptr.
4263 (diagnostic_finish): Delete context->edit_context_ptr.
4264 (diagnostic_report_diagnostic): Add fix-it hints from the
4265 diagnostic to context->edit_context_ptr, if any.
4266 * diagnostic.h (class edit_context): Add forward decl.
4267 (struct diagnostic_context): Add field "edit_context_ptr".
4268 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
4269 -fdiagnostics-generate-patch.
4270 (-fdiagnostics-generate-patch): New item.
4271 * toplev.c: Include "edit-context.h".
4272 (process_options): Set global_dc->edit_context_ptr to a new
4273 edit_context if the options need one.
4274 (toplev::main): Handle -fdiagnostics-generate-patch by using
4275 global_dc->edit_context_ptr.
4277 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4280 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
4281 map and firstprivate clauses on target construct for _Atomic
4283 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
4284 on target construct for _Atomic qualified decls.
4285 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
4287 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
4288 _Atomic qualified arguments not mentioned in uniform clause.
4290 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4292 * Makefile.in (OBJS-libcommon): Add edit-context.o.
4293 * diagnostic-color.c (color_dict): Add "diff-filename",
4294 "diff-hunk", "diff-delete", and "diff-insert".
4295 (parse_gcc_colors): Update default value of GCC_COLORS in comment
4296 to reflect above changes.
4297 * doc/invoke.texi (-fdiagnostics-color): Update description of
4298 default GCC_COLORS, and of the supported capabilities.
4299 * edit-context.c: New file.
4300 * edit-context.h: New file.
4301 * input.c (struct fcache): Add field "missing_trailing_newline".
4302 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
4304 (add_file_to_cache_tab): Likewise.
4305 (fcache::fcache): Likewise.
4306 (get_next_line): Update c->missing_trailing_newline.
4307 (location_missing_trailing_newline): New function.
4308 * input.h (location_missing_trailing_newline): New decl.
4309 * selftest-run-tests.c (selftest::run_tests): Call
4310 edit_context_c_tests.
4311 * selftest.h (edit_context_c_tests): New decl.
4313 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4314 Richard Biener <rguenth@suse.de>
4316 PR tree-optimization/77444
4317 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
4318 as steptype, remove redundant initialization.
4320 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4323 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
4324 (sanopt_optimize_walker): Optimize away
4325 __asan_before_dynamic_init (...) followed by
4326 __asan_after_dynamic_init () without intervening memory loads/stores.
4327 * ipa-pure-const.c (special_builtin_state): Handle
4328 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
4329 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
4331 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4333 * cfg.c (free_original_copy_tables): Replace second assignment of
4334 bb_copy = NULL by bb_original = NULL.
4336 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4339 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
4340 assignment added in r216794.
4342 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4344 * Makefile.in (OBJS): Add typed-splay-tree.o.
4345 * selftest-run-tests.c (selftest::run_tests): Call
4346 typed_splay_tree_c_tests.
4347 * selftest.h (typed_splay_tree_c_tests): New decl.
4348 * typed-splay-tree.c: New file.
4349 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
4350 (typed_splay_tree::max): New method.
4351 (typed_splay_tree::min): New method.
4352 (typed_splay_tree::foreach): New method.
4353 (typed_splay_tree::closure): New struct.
4354 (typed_splay_tree::inner_foreach_fn): New function.
4356 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4358 * ipa-cp.c (ipcp_store_bits_results): Change option name from
4359 -fipa-cp-bit to -fipa-bit-cp.
4361 2016-09-01 Martin Sebor <msebor@redhat.com>
4363 PR tree-optimization/71831
4364 * tree-object-size.h: Return bool instead of the size and add
4365 argument for the size.
4366 * tree-object-size.c (compute_object_offset): Update signature.
4367 (addr_object_size): Same.
4368 (compute_builtin_object_size): Return bool instead of the size
4369 and add argument for the size. Handle POINTER_PLUS_EXPR when
4370 optimization is disabled.
4371 (expr_object_size): Adjust.
4372 (plus_stmt_object_size): Adjust.
4373 (pass_object_sizes::execute): Adjust.
4374 * builtins.c (fold_builtin_object_size): Adjust.
4375 * doc/extend.texi (Object Size Checking): Update.
4376 * ubsan.c (instrument_object_size): Adjust.
4378 2016-09-01 Martin Sebor <msebor@redhat.com>
4380 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
4381 it fits the output of the formatted function regardless of its
4383 * gcc/genmodes.c (parser::parse_expr): Same.
4384 * gimplify.c (gimplify_asm_expr): Same.
4385 * passes.c (pass_manager::register_one_dump_file): Same.
4386 * print-tree.c (print_node): Same.
4388 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4390 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
4392 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4394 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
4396 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4398 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4399 * config/rs6000/vector.md: Ditto.
4400 * config/rs6000/vsx.md: Ditto.
4402 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4404 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4407 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4409 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4410 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4411 *return_and_restore_gpregs_<mode>_r11,
4412 *return_and_restore_gpregs_<mode>_r12,
4413 *return_and_restore_gpregs_<mode>_r1,
4414 *return_and_restore_fpregs_<mode>_r11,
4415 *return_and_restore_fpregs_<mode>_r12,
4416 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4417 directly instead of via the "l" constraint. Renumber operands.
4420 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4422 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4423 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4424 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4425 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4426 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4427 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4428 *call_value_nonlocal_darwin64, reload_macho_picbase,
4429 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4430 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4431 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4432 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4433 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4434 *save_fpregs_<mode>_r1): Ditto.
4435 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4436 *return_and_restore_gpregs_spe): Ditto.
4438 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4440 * config/rs6000/rs6000.md
4441 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4442 the use of the link register.
4443 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4445 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4446 Michael Meissner <meissner@linux.vnet.ibm.com>
4449 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4450 reg+reg addressing for TImode.
4451 (rs6000_legitimate_address_p): Only allow register indirect
4452 addressing for TImode, even without TARGET_QUAD_MEMORY.
4454 2016-09-01 Richard Biener <rguenther@suse.de>
4457 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4458 check whether the result fits the desired result type.
4460 2016-09-01 Nathan Sidwell <nathan@acm.org>
4462 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4464 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4466 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4468 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4470 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4472 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4473 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4474 for comparisons of integer ZERO_EXTEND against zero.
4476 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4478 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4479 STV pass if -mstackrealign is enabled.
4481 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4483 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4486 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4488 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4489 (layout_range::intersects_line_p): New method.
4490 (test_range_contains_point_for_single_point): Rename to...
4491 (test_layout_range_for_single_point): ...this, and add testing
4492 for layout_range::intersects_line_p.
4493 (test_range_contains_point_for_single_line): Rename to...
4494 (test_layout_range_for_single_line): ...this, and add testing
4495 for layout_range::intersects_line_p.
4496 (test_range_contains_point_for_multiple_lines): Rename to...
4497 (test_layout_range_for_multiple_lines): ...this, and add testing
4498 for layout_range::intersects_line_p.
4499 (layout::layout): Populate m_fixit_hints.
4500 (layout::get_expanded_location): Handle the case of a line-span
4502 (layout::validate_fixit_hint_p): New method.
4503 (get_line_span_for_fixit_hint): New function.
4504 (layout::calculate_line_spans): Add spans for fixit-hints.
4505 (layout::should_print_annotation_line_p): New method.
4506 (layout::print_any_fixits): Drop param "richloc", instead using
4507 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4508 (diagnostic_show_locus): Avoid printing blank annotation lines.
4509 (selftest::test_diagnostic_context::test_diagnostic_context):
4510 Initialize show_column and start_span.
4511 (selftest::test_diagnostic_context::start_span_cb): New static
4513 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4514 (selftest::diagnostic_show_locus_c_tests): Update for function
4515 renamings. Call test_diagnostic_show_locus_fixit_lines.
4517 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4519 PR tree-optimization/73714
4520 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4522 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4524 * selftest.c: Move "namespace selftest {" to top of file,
4525 removing explicit "selftest::" qualifiers throughout.
4527 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4529 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4531 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4532 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4533 Replace builtin with vector extension.
4534 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4536 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4537 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4538 Replace builtin with vector extension.
4539 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4540 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4541 Replace builtin with vector extension.
4542 * config/i386/xmmintrin.h (__m128_u): New type.
4543 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4544 (_mm_load_ps, _mm_store_ps): Simplify.
4546 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4548 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4550 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4552 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4553 than 3 ranges per diagnostic by alternating between color 1 and
4555 (layout::layout): Replace use of rich_location::MAX_RANGES
4556 with richloc->get_num_locations ().
4557 (layout::calculate_line_spans): Replace use of
4558 rich_location::MAX_RANGES with m_layout_ranges.length ().
4559 (layout::print_annotation_line): Handle arbitrary numbers of
4560 ranges in caret-printing by defaulting to '^'.
4561 (selftest::test_one_liner_many_fixits): New function.
4562 (test_diagnostic_show_locus_one_liner): Call it.
4563 * diagnostic.c (diagnostic_initialize): Update for renaming
4564 of rich_location::MAX_RANGES to
4565 rich_location::STATICALLY_ALLOCATED_RANGES.
4566 * diagnostic.h (struct diagnostic_context): Likewise.
4568 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4570 * selftest.c (selftest::named_temp_file::named_temp_file): New
4572 (selftest::temp_source_file::~temp_source_file): Move to...
4573 (selftest::named_temp_file::~named_temp_file): ...here.
4574 (selftest::test_named_temp_file): New function.
4575 (selftest::selftest_c_tests): Call test_named_temp_file.
4576 * selftest.h (class named_temp_file): New class.
4577 (class temp_source_file): Convert to a subclass of named_temp_file.
4579 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4581 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4582 USEs of LR_REGNO in returns and sibcalls.
4583 (rs6000_output_mi_thunk): Similar.
4584 (rs6000_sibcall_aix): Similar.
4585 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4586 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4587 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4588 Remove the USE of LR_REGNO from the patterns as well. Delete an
4590 (return_internal_<mode>): Delete.
4592 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4594 * gcc/config/aarch64/aarch64-simd.md
4595 (aarch64_ld2<mode>_dreg_le): New.
4596 (aarch64_ld2<mode>_dreg_be): New.
4597 (aarch64_ld2<mode>_dreg): Removed.
4598 (aarch64_ld3<mode>_dreg_le): New.
4599 (aarch64_ld3<mode>_dreg_be): New.
4600 (aarch64_ld3<mode>_dreg): Removed.
4601 (aarch64_ld4<mode>_dreg_le): New.
4602 (aarch64_ld4<mode>_dreg_be): New.
4603 (aarch64_ld4<mode>_dreg): Removed.
4604 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4606 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4608 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4609 redundant location param.
4610 (test_one_liner_fixit_remove): Likewise.
4611 (test_one_liner_fixit_replace): Likewise.
4612 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4613 * gcc-rich-location.c
4614 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4615 get_range_from_loc. Drop overload taking a const char *.
4616 * gcc-rich-location.h
4617 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4620 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4622 * config/linux.c (linux_libc_has_function): Return true on musl.
4624 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4626 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4628 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4630 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4631 used for abnormal egdes.
4633 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4635 PR tree-optimization/72866
4636 * tree-vect-patterns.c (search_type_for_mask): Turn into
4637 a small wrapper, move all code to ...
4638 (search_type_for_mask_1): ... this new function. Add caching
4639 and adjust recursive calls.
4642 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4643 instead of lookup_type_die (type_main_variant (type)) even for array
4647 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4648 constant pool reference return x instead of c.
4650 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4652 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4655 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4658 (selftest::test_make_location_nonpure_range_endpoints): Fix
4661 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4663 * diagnostic-show-locus.c
4664 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4666 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4667 * input.c (get_pure_location): Move to libcpp/line-map.c.
4668 * input.h (get_pure_location): Convert decl to an inline function
4669 calling implementation in libcpp.
4671 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4675 template for intel asm dialect.
4676 (vec_set_hi_<mode><mask_name>): Ditto.
4678 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4680 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4681 (selftest::fail_formatted): Likewise.
4683 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4685 * input.c (make_location): Call get_start and get_finish
4686 on the endpoints to avoid storing packed ranges or ad-hoc
4688 (selftest::test_make_location_nonpure_range_endpoints): New function.
4689 (selftest::input_c_tests): Call it.
4690 * input.h (get_start): New inline function.
4692 2016-08-29 Tom de Vries <tom@codesourcery.com>
4695 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4698 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4700 * Makefile.in (gcov-iov.h): Add dummy recipe.
4702 2016-08-29 Nathan Sidwell <nathan@acm.org>
4704 * config/nvptx/nvptx.c: #include tree-vrp.h.
4706 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4709 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4710 HIGH+LO construct during reload.
4712 2016-08-28 Tom de Vries <tom@codesourcery.com>
4715 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4716 'sysv_abi va_list' attribute.
4717 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4718 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4721 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4723 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4724 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4725 (unshare_all_rtl_again): Likewise.
4726 * function.c (assign_stack_local_1): Likewise.
4727 (assign_stack_temp_for_type): Likewise.
4729 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4731 * cfgbuild.c (make_edges): Adjust.
4732 * cfgrtl.c (can_delete_label_p): Likewise.
4733 * dwarf2cfi.c (create_trace_edges): Likewise.
4734 * except.c (sjlj_emit_dispatch_table): Likewise.
4735 * function.h (struct expr_status): make x_forced_labels a vector.
4736 * jump.c (rebuild_jump_labels_1): Adjust.
4737 * reload1.c (set_initial_label_offsets): Likewise.
4738 * stmt.c (force_label_rtx): Likewise.
4739 (expand_label): Likewise.
4741 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4743 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4745 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4747 PR tree-optimization/71077
4748 PR tree-optimization/68542
4749 * fold-const.c (fold_relational_const): Fix folding of
4750 VECTOR_CST comparisons that have a scalar boolean result type.
4751 (selftest::test_vector_folding): New static function.
4752 (selftest::fold_const_c_tests): Call it.
4754 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4756 * doc/extend.texi (SPU Built-in Functions): Remove stale
4757 references to material formerly at IBM and Sony.
4759 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4762 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4764 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4766 * diagnostic-show-locus.c
4767 (selftest::test_fixit_consolidation): New function.
4768 (selftest::diagnostic_show_locus_c_tests): Call it.
4769 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4770 constructor based on source_range.
4772 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4774 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4776 (parse_gcc_colors): Update description of default GCC_COLORS.
4777 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4778 (colorizer::set_fixit_insert): New method.
4779 (colorizer::set_fixit_delete): New method.
4780 (colorizer::get_color_by_name): New method.
4781 (colorizer::STATE_FIXIT_INSERT): New constant.
4782 (colorizer::STATE_FIXIT_DELETE): New constant.
4783 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4784 fields in favor of new field "m_stop_color". Add fields
4785 "m_fixit_insert" and "m_fixit_delete".
4786 (colorizer::colorizer): Update for above changes. Replace
4787 colorize_start calls with calls to get_color_by_name.
4788 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4789 STATE_FIXIT_DELETE. Update for field renamings.
4790 (colorizer::finish_state): Simplify by using m_stop_color,
4791 rather than multiple identical "*_ce" fields.
4792 (colorizer::get_color_by_name): New method.
4793 (layout::print_any_fixits): Print insertions and replacements
4794 using the "fixit-insert" color, and deletions using the
4795 "fixit-delete" color.
4796 * doc/invoke.texi (-fdiagnostics-color): Update description of
4797 default GCC_COLORS, and of the supported capabilities.
4799 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4801 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4802 current_function_static_stack_size variable with the static
4803 stack frame size of the current function when
4804 flag_stack_usage_info is enabled.
4806 2016-08-26 Nathan Sidwell <nathan@acm.org>
4808 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4809 assignment inside if condition.
4811 2016-08-26 Richard Biener <rguenther@suse.de>
4813 PR tree-optimization/69047
4814 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4815 extracts similar to what FRE does.
4816 (non_rewritable_mem_ref_base): Likewise.
4818 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4820 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4821 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4822 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4823 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4824 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4826 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4827 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4828 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4829 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4830 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4832 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4835 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4836 reservation duration to 15 cycles.
4837 (cortex_a8_vfp_macs): Likewise.
4838 (cortex_a8_vfp_macd): Likewise.
4839 (cortex_a8_vfp_divs): Likewise.
4840 (cortex_a8_vfp_divd): Likewise.
4842 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4844 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4845 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4847 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4848 Martin Jambhor <mjambor@suse.cz>
4850 * common.opt: New option -fipa-bit-cp.
4851 * doc/invoke.texi: Document -fipa-bit-cp.
4852 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4853 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4854 * tree-ssa-ccp.h: New header file.
4855 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4856 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4857 Replace all occurences of tree parameter by two new params: signop, int.
4858 (bit_value_unop_1): Change to bit_value_unop and export it.
4859 Replace all occurences of tree parameter by two new params: signop,
4861 (bit_value_binop): Change call from bit_value_binop_1 to
4863 (bit_value_assume_aligned): Likewise.
4864 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4865 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4867 (ccp_finalize): Skip processing if val->mask == 0.
4868 * ipa-cp.c: Include tree-ssa-ccp.h
4869 (ipcp_bits_lattice): New class.
4870 (ipcp_param_lattice (bits_lattice): New member.
4871 (print_all_lattices): Call ipcp_bits_lattice::print.
4872 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4873 (initialize_node_lattices): Likewise.
4874 (propagate_bits_accross_jump_function): New function.
4875 (propagate_constants_accross_call): Call
4876 propagate_bits_accross_jump_function.
4877 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4878 (ipcp_store_bits_results): New function.
4879 (ipcp_driver): Call ipcp_store_bits_results.
4880 * ipa-prop.h (ipa_bits): New struct.
4881 (ipa_jump_func): Add new member bits of type ipa_bits.
4882 (ipa_param_descriptor): Change decl to decl_or_type.
4883 (ipa_get_param): Change decl to decl_or_type and assert on
4885 (ipa_get_type): New function.
4886 (ipcp_transformation_summary): New member bits.
4887 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4888 (ipa_populate_param_decls): Likewise.
4889 (ipa_dump_param): Likewise.
4890 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4892 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4893 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4895 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4896 (ipa_write_jump_function): Add streaming for ipa_bits.
4897 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4898 (write_ipcp_transformation_info): Add streaming for ipa_bits
4900 (read_ipcp_transfomration_info): Add support for reading streamed
4902 (ipcp_update_bits): New function.
4903 (ipcp_transform_function): Call ipcp_update_bits.
4905 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4907 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4908 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4910 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4912 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4914 2016-08-25 Richard Biener <rguenther@suse.de>
4916 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4917 Only add locations in late dwarf.
4918 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4919 (dwarf2out_early_finish): But do it here.
4921 2016-08-24 Michael Collison <michael.collison@linaro.org>
4922 Michael Collison <michael.collison@arm.com>
4924 * config/arm/arm-modes.def: Add new condition code mode CC_V
4925 to represent the overflow bit.
4926 * config/arm/arm.c (maybe_get_arm_condition_code):
4927 Add support for CC_Vmode.
4928 (arm_gen_unlikely_cbranch): New function to generate common
4929 rtl conditional branches for overflow patterns.
4930 * config/arm/arm-protos.h: Add prototype for
4931 arm_gen_unlikely_cbranch.
4932 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4933 addsi3_compareV_upper): New patterns to support signed
4934 builtin overflow add operations.
4935 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4936 New patterns to support unsigned builtin add overflow operations.
4937 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4938 builtin overflow subtract operations,
4939 (usubv<mode>4): New patterns to support unsigned builtin subtract
4940 overflow operations.
4941 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4942 to support builtin overflow negate operations.
4944 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4947 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4949 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4950 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4953 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4955 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4956 MULTILIB_OPTIONS should be used. Small wording fixes.
4957 * genmultilib: Memorize set of all option combinations in
4958 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4959 found in MULTILIB_OPTIONS by checking if option set is listed in
4960 combination_space. Output new and existing error message to stderr.
4962 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4964 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4965 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4966 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4967 (MULTILIB_REUSE): Remove reuse rules for option set including
4968 -mfpu=fp-armv8 and -mfpu=vfpv4
4970 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4972 * config/arm/t-rtems: Add vfp multilib.
4974 2016-08-23 Ian Lance Taylor <iant@golang.org>
4976 * config/s390/s390.c (s390_asm_file_start): Call
4979 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4981 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4982 initialization of all 0's to the 0 constant, instead of directly
4983 generating XOR. Add support for V4SImode vector initialization on
4984 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4985 initialization. Change variables used in V4SFmode vector
4986 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4987 any memory addresses are in index form. Add support for using
4988 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4989 with all of the same element.
4990 (regno_or_subregno): New helper function to return a register
4991 number for either REG or SUBREG.
4992 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4993 Use regno_or_subregno where possible.
4994 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4995 DImode value from two SImode values in order to generate V4SImode
4996 vector initialization on 64-bit systems with direct move.
4997 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
4999 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5001 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5003 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5004 attributes to initialize V8HImode and V16QImode vectors with the
5006 (VSX_SPLAT_COUNT): Likewise.
5007 (VSX_SPLAT_SUFFIX): Likewise.
5008 (UNSPEC_VSX_VEC_INIT): New unspec.
5009 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5010 Allow SFmode values to come from Altivec registers.
5011 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5012 on 64-bit systems with direct move.
5013 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5014 vector initializations, to allow V4SImode vector initializations
5015 on 64-bit systems with direct move.
5016 (vsx_splat_v4si): Likewise.
5017 (vsx_splat_v4si_di): Likewise.
5018 (vsx_splat_v4sf): Likewise.
5019 (vsx_splat_v4sf_internal): Likewise.
5020 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5022 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5023 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5024 initializing V8HImode and V16QImode vectors with the same
5026 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5027 optimization if -maltivec=be.
5029 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5031 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5032 attribute for alternatives 3 and 4.
5034 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5036 * selftest.c (selftest::assert_str_contains): New function.
5037 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5038 * selftest.h (selftest::assert_str_contains): New decl.
5039 (ASSERT_STR_CONTAINS): New macro.
5041 2016-08-23 Richard Biener <rguenther@suse.de>
5043 PR tree-optimization/77286
5044 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5046 (vect_transform_loop): Split exit edges of loop and scalar
5047 loop if required and at the appropriate time.
5049 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5051 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5052 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5054 Correct a typo in a comment.
5056 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5058 * config/s390/s390.md ("*andc_split"): New splitter for and with
5061 2016-08-23 Richard Biener <rguenther@suse.de>
5063 PR tree-optimization/27336
5064 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5065 by looking for a non-EH edge.
5066 (process_assert_insertions_for): Likewise.
5068 2016-08-23 Richard Biener <rguenther@suse.de>
5071 * statistics.c (statistics_counter_event): Robustify against
5074 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5076 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5077 for targets amdfam10 and barcelona.
5079 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5081 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5082 (zero_extend<mode>di2): Ditto.
5083 (*zero_extend<mode>si2): Ditto.
5084 (*zero_extendqihi2): Ditto.
5086 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5089 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5090 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5092 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5094 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5095 identical consecutive elements.
5096 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5097 the node's def stmt, avoid printing an unwanted trailing newline by
5098 replacing the call to print_gimple_stmt() with its inlined body and
5099 adjusting it to not set pp_needs_newline and to call pp_flush()
5100 instead of pp_newline_and_flush().
5102 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5104 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5105 (float32_type_node, float64_type_node, float32x_type_node)
5106 (float128x_type_node): New macros.
5107 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5108 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5109 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5110 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5111 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5112 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5113 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5114 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5115 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5116 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5117 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5118 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5119 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5120 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5121 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5122 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5123 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5124 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5125 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5127 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5128 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5129 * doc/extend.texi (Other Builtins): Document these built-in
5131 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5134 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5136 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5138 2016-08-22 Richard Biener <rguenther@suse.de>
5140 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5142 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5145 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5146 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5147 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5149 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5151 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5152 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5153 (vrp_visit_switch_stmt): Likewise.
5154 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5155 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5156 (vrp_visit_stmt): Use extract_range_from_stmt.
5157 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5159 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5161 * Makefile.in: Add tree-vrp.h to GTFILES.
5162 * gengtype.c (open_base_files): Add tree-vrp.h.
5163 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5164 * builtins.c: Likewise.
5165 * fold-const.c: Likewise.
5166 * gimple-builder.c: Likewise.
5167 * gimple-laddress.c: Likewise.
5168 * hsa-gen.c: Likewise.
5169 * internal-fn.c: Likewise.
5171 * targhooks.c: Liewise,
5172 * tree-ssa-address.c: Likewise.
5173 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5174 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5175 * tree-vrp.h: New file.
5177 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5179 PR tree-optimization/61839
5180 * tree-vrp.c (two_valued_val_range_p): New.
5181 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5182 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5183 Also Convert VAR BINOP CST where VAR is two-valued to
5184 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5186 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5188 * diagnostic-show-locus.c
5189 (layout::annotation_line_showed_range_p): New method.
5190 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5191 Reimplement case fixit_hint::REPLACE to cover removals, and
5192 replacements where the range of the replacement isn't one
5193 of the ranges in the rich_location.
5194 (test_one_liner_fixit_replace): Likewise.
5195 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5197 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5199 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5201 * diagnostic.c (print_parseable_fixits): Remove case
5204 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5207 * config/i386/i386.c (ix86_option_override_internal): Remove
5208 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5209 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5210 Do not try to enable TARGET_PRFCHW ISA flag here.
5211 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5212 Rewrite expander function body.
5213 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5215 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5218 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5219 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5220 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5221 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5222 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5223 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5224 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5225 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5226 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5228 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5230 (struct floatn_type_info): New structure type.
5231 (floatn_nx_types): New variable declaration.
5232 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5233 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5234 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5235 * tree.c (floatn_nx_types): New variable.
5236 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5237 corresponding complex types.
5238 * target.def (floatn_mode): New hook.
5239 * targhooks.c: Include "real.h".
5240 (default_floatn_mode): New function.
5241 * targhooks.h (default_floatn_mode): New prototype.
5242 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5244 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5245 effective-target and dg-add-options keywords.
5246 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5247 Document new effective-target keywords.
5248 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5249 * doc/tm.texi: Regenerate.
5250 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5251 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5252 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5254 * real.h (struct real_format): Add field ieee_bits.
5255 * real.c (ieee_single_format, mips_single_format)
5256 (motorola_single_format, spu_single_format, ieee_double_format)
5257 (mips_double_format, motorola_double_format)
5258 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5259 (ieee_extended_intel_128_format)
5260 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5261 (mips_extended_format, ieee_quad_format, mips_quad_format)
5262 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5263 (decimal_double_format, decimal_quad_format, ieee_half_format)
5264 (arm_half_format, real_internal_format: Initialize ieee_bits
5266 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
5267 float128_type_node. Set float80_type_node to float64x_type_node
5268 if appropriate and long_double_type_node not appropriate.
5269 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
5270 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
5271 Initialize ieee_bits field.
5272 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
5273 (rs6000_init_builtins): Set ieee128_float_type_node to
5275 (rs6000_floatn_mode): New function.
5277 2016-08-19 Jakub Jelinek <jakub@redhat.com>
5279 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5280 _rdseed64_step): Uglify argument names and/or local variable names
5281 in inline functions.
5282 * config/i386/rtmintrin.h (_xabort): Likewise.
5283 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
5284 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
5285 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
5286 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
5287 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
5288 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
5289 _mm_maskz_ternarylogic_epi32): Likewise.
5290 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
5291 __lwpins32, __lwpins64): Likewise.
5292 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
5293 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
5294 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
5295 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
5296 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
5297 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
5298 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
5299 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
5300 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
5301 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
5302 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
5303 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
5304 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
5305 _mm256_mask_i64gather_epi32): Likewise.
5306 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5307 * config/i386/ia32intrin.h (__writeeflags): Likewise.
5308 * config/i386/pkuintrin.h (_wrpkru): Likewise.
5309 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
5310 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
5311 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
5312 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
5313 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
5314 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
5315 _mm512_mask_prefetch_i64scatter_ps): Likewise.
5316 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5317 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
5318 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
5319 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
5320 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
5321 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
5322 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
5323 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
5325 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
5327 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
5328 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
5330 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
5331 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
5333 (_rdpkru_u32): Add space after function name.
5335 * config/i386/t-i386 (i386-c.o): Don't depend on
5336 i386-builtin-types.inc.
5337 (i386.o): Depend on i386-builtin-types.inc.
5339 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
5342 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
5343 Use const_vec_duplicate to check for duplicated elements.
5345 2016-08-19 Richard Biener <rguenther@suse.de>
5347 PR tree-optimization/77290
5348 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5349 Fix flag_tree_parallelize_loops check.
5351 2016-08-19 Richard Biener <rguenther@suse.de>
5353 * match.pd (x | 0 -> x): Add.
5355 2016-08-19 Richard Biener <rguenther@suse.de>
5357 PR tree-optimization/77286
5358 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
5359 Deal with virtual PHIs being out-of-order.
5361 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5363 * doc/invoke.texi (fverbose-asm): Note that source code lines
5364 are emitted, and provide an example.
5365 * final.c (asm_show_source): New function.
5366 (final_scan_insn): Call asm_show_source.
5368 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5370 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
5371 param with diagnostic_kind.
5372 (class colorizer): Similarly replace field m_diagnostic with
5374 (colorizer::colorizer): Replace diagnostic
5375 param with diagnostic_kind.
5376 (colorizer::begin_state): Update for above field change.
5377 (layout::layout): Replace diagnostic param with rich_location *
5378 and diagnostic_kind.
5379 (diagnostic_show_locus): Replace diagnostic param with richloc
5380 and diagnostic_kind.
5381 (class selftest::test_diagnostic_context): New class.
5382 (selftest::test_diagnostic_show_locus_unknown_location): New
5384 (selftest::test_one_liner_simple_caret): New function.
5385 (selftest::test_one_liner_caret_and_range): New function.
5386 (selftest::test_one_liner_multiple_carets_and_ranges): New
5388 (selftest::test_one_liner_fixit_remove): New function.
5389 (selftest::test_one_liner_fixit_replace): New function.
5390 (selftest::test_diagnostic_show_locus_one_liner): New function.
5391 (selftest::diagnostic_show_locus_c_tests): Call the new test
5393 * diagnostic.c (diagnostic_initialize): Initialize
5394 colorize_source_p, show_ruler_p and parseable_fixits_p.
5395 (default_diagnostic_finalizer): Update for change to
5396 diagnostic_show_locus.
5397 (diagnostic_append_note): Likewise.
5398 * diagnostic.h (diagnostic_show_locus): Replace
5399 const diagnostic_info * param with location * and diagnostic_t.
5401 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5403 * input.c (saved_line_table): New global.
5404 (class selftest::temp_line_table): Rename to line_table_test and
5405 move declaration to selftest.h, and drop field m_old_line_table.
5406 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5407 (selftest::line_table_test::line_table_test): ...this. Add a
5408 default ctor. Store current value of line_table within
5410 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5411 (selftest::line_table_test::~line_table_test): ...this, and
5412 restore line_table from the saved_line_table, rather than
5414 (selftest::test_accessing_ordinary_linemaps): Update for above
5416 (selftest::test_lexer): Likewise.
5417 (struct selftest::lexer_test): Likewise.
5418 (selftest::lexer_test::lexer_test): Likewise.
5419 (selftest::input_c_tests): Move the looping over test cases from
5421 (selftest::for_each_line_table_case): New function.
5422 * input.h (saved_line_table): New decl.
5423 * selftest.h (struct selftest::line_table_case): New forward decl.
5424 (class selftest::line_table_test): New class, moved here from
5425 selftest::temp_line_table in input.c, and renamed.
5426 (selftest::for_each_line_table_case): New decl.
5428 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5431 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5433 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5436 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5437 enclosing parallel construct for reduction variables on OpenACC loop
5440 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5442 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5443 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5445 (function_to_dwarf_procedure): Update comment.
5447 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5449 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5451 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5453 * selftest.c (selftest::temp_source_file::~temp_source_file):
5454 Evict m_filename from the diagnostic file cache.
5456 2016-08-18 Richard Biener <rguenther@suse.de>
5458 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5459 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5460 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5461 clone materialization.
5462 * passes.def (all_late_ipa_passes): Start with
5463 pass_materialize_all_clones.
5464 * cgraphunit.c (symbol_table::compile): Remove call to
5465 materialize_all_clones.
5466 * tree-into-ssa.c: Include statistics.h.
5467 (update_ssa): Count number of times we do incremental/rewrite
5470 2016-08-18 Richard Biener <rguenther@suse.de>
5472 PR tree-optimization/77282
5473 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5474 When doing auto-parallelizing also prevent use of PHIs that
5475 carry dependences across loop backedges.
5477 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5478 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5480 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5482 2016-08-18 Richard Biener <rguenther@suse.de>
5484 * ssa-iterators.h (ssa_vuse_operand): New inline.
5485 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5486 (predicate_all_scalar_phis): Use remove_phi_node to remove
5487 phi nodes predicated. Delay removing virtual PHIs.
5488 (predicate_mem_writes): Update virtual operands.
5489 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5490 (tree_if_conversion): Do not rewrite virtual SSA form.
5491 * tree-phinodes.c (release_phi_node): Make static.
5492 * tree-phinodes.h (release_phi_node): Remove.
5494 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5496 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5497 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5498 twice to define those.
5499 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5500 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5501 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5502 * config/i386/i386-builtin.def: New file.
5504 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5506 * input.c (get_source_range_for_char): Rename to...
5507 (selftest::get_source_range_for_char): ...this, and move within
5508 the #if CHECKING_P guard.
5509 (get_num_source_ranges_for_substring): Rename to...
5510 (selftest::get_num_source_ranges_for_substring): ...this, move
5511 within the #if CHECKING_P guard, and make static.
5512 (selftest::assert_num_substring_ranges): Initialize
5515 2016-08-18 Alan Modra <amodra@gmail.com>
5517 PR rtl-optimization/72771
5518 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5519 when find_reloads_toplev returns address_reloaded==-1.
5520 (alternative_allows_const_pool_ref): Update comment.
5522 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5524 PR tree-optimization/71752
5525 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5526 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5528 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5530 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5531 instead of testing ECF_NORETURN bit in gimple_call_flags.
5532 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5533 * predict.c (tree_bb_level_predictions): Likewise.
5534 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5537 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5538 turning a call into __builtin_unreachable-like noreturn call, adjust
5539 gimple_call_set_fntype.
5540 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5541 gimple_call_fntype has void return type.
5543 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5545 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5546 maybe_lookup_decl, to handle nested acc loop directives.
5548 2016-08-17 Richard Biener <rguenther@suse.de>
5550 PR tree-optimization/76490
5551 * tree-vrp.c (update_value_range): Preserve overflow infinities
5552 when intersecting with ranges from get_range_info.
5553 (operand_less_p): Handle overflow infinities correctly.
5554 (value_range_constant_singleton): Use vrp_operand_equal_p
5555 to handle overflow max/min correctly.
5556 (vrp_valueize): Likewise.
5557 (union_ranges): Likewise.
5558 (intersect_ranges): Likewise.
5559 (vrp_visit_phi_node): Improve iteration limitation to only
5560 apply when we'll possibly re-visit the PHI via a changed argument
5563 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5565 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5566 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5567 rather than those that should not be built.
5569 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5572 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5574 2016-08-17 Richard Biener <rguenther@suse.de>
5576 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5577 (verify_vssa): New function verifying virtual SSA form.
5578 (verify_ssa): Call it.
5579 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5580 Do not apply loop-closed SSA handling to virtuals.
5581 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5582 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5583 when rewriting their symbol.
5584 (prepare_def_site_for): Likewise.
5585 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5586 operands of moved stmts.
5588 2016-08-17 Richard Biener <rguenther@suse.de>
5590 PR tree-optimization/23855
5591 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5592 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5593 find guards to hoist. Do not update SSA form but rewrite virtuals
5594 into loop closed SSA.
5595 (find_loop_guard): Adjust to skip already hoisted guards. Do
5596 not mark virtuals for renaming or update SSA form.
5598 2016-08-17 Martin Liska <mliska@suse.cz>
5600 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5601 a LONG_LONG_TYPE_SIZE comparison.
5602 * gcov-io.h: Remove macro definitions.
5603 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5604 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5607 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5609 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5610 that builtins not mentioned in bdesc_* arrays come first, then
5611 the ones mentioned in bdesc_* arrays in the order they appear in
5612 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5613 IX86_BUILTIN__BDESC_*_LAST enumerator.
5614 (bdesc_mpx): Fix up a comment typo.
5615 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5616 __builtin_ia32_vpcomneu[bwdq] builtins.
5617 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5618 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5619 enum ix86_builtins ordering.
5620 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5621 for direct bdesc_* array member access instead of searching all the
5622 arrays until an fcode match is found.
5624 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5626 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5627 pattern as define_insn_and_split. Split insn before reload to
5629 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5630 <shift_insn><mode>3_1.
5631 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5632 <rotate_insn><mode>3_1.
5634 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5637 * input.c (get_source_range_for_substring): Rename to...
5638 (get_source_location_for_substring): ...this, adding param
5639 "caret_idx", and converting output param from source_range * to
5641 (get_source_range_for_char): New function.
5642 (get_num_source_ranges_for_substring): Update comment to reflect
5644 (assert_char_at_range): Update to use get_source_range_for_char
5645 rather than get_source_range_for_substring.
5646 (test_lexer_string_locations_concatenation_2): Likewise.
5647 * substring-locations.h (get_source_range_for_substring): Rename
5649 (get_source_location_for_substring): ...this, and adding param
5650 "caret_idx", and converting output param from source_range * to
5653 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5655 * input.c (class selftest::temp_source_file): Move to
5657 (selftest::temp_source_file::temp_source_file): Move to
5659 (selftest::temp_source_file::~temp_source_file): Likewise.
5660 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5662 (selftest::temp_source_file::~temp_source_file): Likewise.
5663 * selftest.h (class selftest::temp_source_file): Move here from
5666 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5669 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5670 inlining, add cgraph edge for the added __builtin_unreachable call.
5673 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5674 only cast it to SHWI for the final comparison.
5676 2016-08-16 Martin Liska <mliska@suse.cz>
5678 PR gcov-profile/36412
5679 * doc/gcov.texi: Document --hash-filenames(-x).
5680 * gcov.c (print_usage): Add the option.
5681 (process_args): Process the option, sort options alphabetically.
5682 (md5sum_to_hex): New function.
5683 (make_gcov_file_name): Do the md5sum and append it to a
5686 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5688 PR tree-optimization/69848
5689 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5690 and swtich operands to avoid additional NOT instruction.
5691 (vcond<v_cmp_mixed><mode>): Ditto.
5692 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5694 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5696 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5698 2016-08-16 Richard Biener <rguenther@suse.de>
5700 PR tree-optimization/76783
5701 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5702 BB visited flags at start.
5704 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5706 PR tree-optimization/72817
5707 PR tree-optimization/73450
5708 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5709 multiple_of_p for adjusted IV.base.
5711 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5714 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5715 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5716 for !flag_finite_math_only or flag_signed_zeros.
5717 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5718 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5719 depend on flag_finite_math_only.
5720 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5722 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5723 (*ieee_smin<mode>3): Ditto.
5724 (*ieee_smax<mode>3): Ditto.
5725 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5726 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5728 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5729 depend on flag_finite_math_only.
5730 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5731 (*mmx_<code>v2sf3): Remove.
5732 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5733 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5734 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5736 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5738 PR rtl-optimization/73650
5739 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5740 it is not a simple move.
5742 2016-08-15 Martin Liska <mliska@suse.cz>
5745 * gcc.c (do_spec_1): Call save_string with the right size.
5746 (save_string): Do an assert about string we copy.
5748 2016-08-15 Richard Biener <rguenther@suse.de>
5750 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5751 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5753 (pass_data_stv): Likewise.
5755 2016-08-15 Richard Biener <rguenther@suse.de>
5757 PR tree-optimization/73434
5758 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5759 TBAA info on the base when forwarding a non-invariant address.
5761 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5763 * dwarf2out.c (struct checksum_attributes): Add
5764 at_string_length_bit_size and at_string_length_byte_size fields.
5765 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5766 and DW_AT_string_length_byte_size.
5767 (die_checksum_ordered): Handle at_string_length_bit_size and
5768 at_string_length_byte_size.
5769 (gen_array_type_die): For dwarf_version >= 5 emit
5770 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5771 (adjust_string_types): For dwarf_version >= 5 remove
5772 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5773 (resolve_addr): Likewise.
5776 * dwarf2out.c (string_types): New variable.
5777 (gen_array_type_die): Change early_dwarf handling of
5778 DW_AT_string_length, create DW_OP_call4 referencing the
5779 length var temporarily. Handle parameters that are pointers
5781 (adjust_string_types): New function.
5782 (gen_subprogram_die): Temporarily set string_types to local var,
5783 call adjust_string_types if needed.
5784 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5786 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5788 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5790 * doc/install.texi (*-*-solaris2*): Fix version number and document
5791 requirement on GNU make for building libjava with the Solaris linker.
5793 2016-08-15 Martin Liska <mliska@suse.cz>
5794 Jakub Jelinek <jakub@redhat.com>
5796 PR tree-optimization/72824
5797 * tree-loop-distribution.c (const_with_all_bytes_same)
5798 <case VECTOR_CST>: Fix a typo.
5800 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5803 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5804 Renamed from _mm512_undefined_si512.
5805 (_mm_undefined_si512): New definition.
5807 2016-08-13 Richard Biener <rguenther@suse.de>
5809 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5810 into PHIs and update the lattice for its def.
5812 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5815 * ubsan.c (instrument_si_overflow): Pass true instead of false
5817 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5818 of bbs. Return TODO_cleanup_cfg if any returned true.
5820 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5822 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5823 ISA 3.0 MTVSRDD instruction.
5824 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5827 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5829 PR tree-optimization/71083
5830 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5831 bitfield access when possible.
5833 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5836 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5837 sign-changing cast from a shorter unsigned type to a wider
5840 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5842 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5843 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5844 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5846 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5848 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5849 Correct costs for vec_construct.
5851 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5853 PR tree-optimization/69848
5854 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5855 type CONST_COND_REDUCTION.
5856 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5857 reudction type CONST_COND_REDUCTION.
5859 2016-08-12 Richard Biener <rguenther@suse.de>
5861 PR tree-optimization/57326
5862 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5863 returning an SSA name.
5864 (phi_translate_1): When fully_constant_expression returns a NAME
5865 make sure we have a leader for it.
5867 2016-08-12 Martin Liska <mliska@suse.cz>
5868 Adam Fineman <afineman@afineman.com>
5870 * gcov.c (process_file): Create .gcov file when .gcda
5873 2016-08-12 Marek Polacek <polacek@redhat.com>
5876 * alias.c (find_base_value): Adjust fall through comment.
5877 * cfgexpand.c (expand_debug_expr): Likewise.
5878 * combine.c (find_split_point): Likewise.
5879 (expand_compound_operation): Likewise. Add FALLTHRU.
5880 (make_compound_operation): Adjust fall through comment.
5881 (canon_reg_for_combine): Add FALLTHRU.
5882 (force_to_mode): Adjust fall through comment.
5883 (simplify_shift_const_1): Likewise.
5884 (simplify_comparison): Likewise.
5885 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5887 * config/aarch64/predicates.md: Likewise.
5888 * config/i386/i386.c (function_arg_advance_32): Likewise.
5889 (ix86_gimplify_va_arg): Likewise.
5890 (print_reg): Likewise.
5891 (ix86_print_operand): Likewise.
5892 (ix86_build_const_vector): Likewise.
5893 (ix86_expand_branch): Likewise.
5894 (ix86_sched_init_global): Adjust fall through comment.
5895 (ix86_expand_args_builtin): Add FALLTHRU.
5896 (ix86_expand_builtin): Likewise.
5897 (ix86_expand_vector_init_one_var): Likewise.
5898 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5899 (rs6000_adjust_cost): Likewise.
5900 (insn_must_be_first_in_group): Likewise.
5901 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5902 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5903 * df-scan.c (df_uses_record): Likewise.
5904 * dojump.c (do_jump): Add FALLTHRU.
5905 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5907 (resolve_args_picking_1): Adjust fall through comment.
5908 (loc_list_from_tree_1): Likewise.
5909 * expmed.c (make_tree): Likewise.
5910 * expr.c (expand_expr_real_2): Add FALLTHRU.
5911 (expand_expr_real_1): Likewise. Adjust fall through comment.
5912 * fold-const.c (const_binop): Adjust fall through comment.
5913 (fold_truth_not_expr): Likewise.
5914 (fold_cond_expr_with_comparison): Add FALLTHRU.
5915 (fold_binary_loc): Likewise.
5916 (contains_label_1): Adjust fall through comment.
5917 (multiple_of_p): Likewise.
5918 * gcov-tool.c (process_args): Add FALLTHRU.
5919 * genattrtab.c (check_attr_test): Likewise.
5920 (write_test_expr): Likewise.
5921 * genconfig.c (walk_insn_part): Likewise.
5922 * genpreds.c (validate_exp): Adjust fall through comment.
5923 (needs_variable): Likewise.
5924 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5925 (subst_dup): Likewise.
5926 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5927 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5928 (gimplify_scan_omp_clauses): Add FALLTHRU.
5929 (goa_stabilize_expr): Likewise.
5930 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5932 * hsa-gen.c (get_address_from_value): Likewise.
5933 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5934 * ira.c (ira_setup_alts): Add FALLTHRU.
5935 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5937 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5938 * opts.c (common_handle_option): Likewise.
5939 * read-rtl.c (read_rtx_code): Likewise.
5940 * real.c (round_for_format): Likewise.
5941 * recog.c (asm_operand_ok): Likewise.
5942 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5943 * reload1.c (set_label_offsets): Likewise.
5944 (eliminate_regs_1): Likewise.
5945 (reload_reg_reaches_end_p): Likewise.
5946 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5947 (rtx_cost): Likewise.
5948 * sched-rgn.c (is_exception_free): Likewise.
5949 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5950 * stor-layout.c (int_mode_for_mode): Likewise.
5951 * toplev.c (print_to_asm_out_file): Likewise.
5952 (print_to_stderr): Likewise.
5953 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5954 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5955 (chrec_fold_multiply): Likewise.
5956 (evolution_function_is_invariant_rec_p): Likewise.
5957 (for_each_scev_op): Likewise.
5958 * tree-data-ref.c (siv_subscript_p): Likewise.
5959 (get_references_in_stmt): Likewise.
5960 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5961 (substitute_in_expr): Likewise.
5962 (type_cache_hasher::equal): Likewise.
5963 (walk_type_fields): Likewise.
5964 * var-tracking.c (adjust_mems): Add FALLTHRU.
5965 (set_dv_changed): Adjust fall through comment.
5966 * varasm.c (default_function_section): Add FALLTHRU.
5968 2016-08-12 Marek Polacek <polacek@redhat.com>
5971 * tree-complex.c (expand_complex_division): Add missing break.
5973 2016-08-12 Richard Biener <rguenther@suse.de>
5975 * passes.c (execute_todo): Do not push/pop TV_TODO.
5976 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5977 (execute_one_pass): Likewise.
5978 * common.opt (ftime-report-details): New switch.
5979 * doc/invoke.texi (ftime-report-details): Document.
5980 * timevar.h (timer::print_row): Adjust signature.
5981 (timer::all_zero): New static helper.
5982 (timer::child_map_t): New typedef.
5983 (timer::time_var_def): Add children field.
5984 * timevar.c (timer::named_items::print): Adjust.
5985 (timer::~timer): Free timevar recorded children.
5986 (timer::pop_internal): When -ftime-report-details record
5987 time spent in sub-timevars.
5988 (timer::print_row): Adjust.
5989 (timer::print): Print sub-timevar stats, use all_zero.
5990 * timevar.def (TV_TODO): Remove.
5992 2016-08-12 Richard Biener <rguenther@suse.de>
5994 PR tree-optimization/72851
5995 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
5996 worklists to use bitmaps indexed in execution order.
5997 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
5998 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
5999 (cfg_blocks): Make a bitmap.
6000 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6002 (cfg_blocks_empty_p): Adjust.
6003 (cfg_blocks_add): Likewise.
6004 (cfg_blocks_get): Likewise.
6005 (add_ssa_edge): Likewise.
6006 (add_control_edge): Likewise.
6007 (simulate_stmt): Likewise.
6008 (process_ssa_edge_worklist): Likewise.
6009 (simulate_block): Likewise.
6010 (ssa_prop_init): Compute PRE order and stmt UIDs.
6011 (ssa_prop_fini): Adjust.
6012 (ssa_propagate): Adjust.
6014 2016-08-12 Richard Biener <rguenther@suse.de>
6016 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6017 the currently executable edges have fixed ranges. Always
6018 go through update_value_range.
6020 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6024 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6025 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6026 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6027 (LANG_HOOKS_DECLS): Add it.
6028 * langhooks.h (struct lang_hooks_for_decls): Add
6029 function_decl_defaulted. Const_tree-ify
6030 function_decl_explicit_p and function_decl_deleted_p.
6031 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6032 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6033 also at strict DWARF v5.
6036 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6037 TYPE_QUAL_CONST in reference-typed decls.
6040 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6041 in DW_OP_pieces, just enough to handle pointers to member
6043 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6044 expression on DWARFv5 if a constant value doesn't work.
6046 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6048 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6049 * selftest.c (selftest::test_assertions): New function.
6050 (selftest::selftest_c_tests): New function.
6051 * selftest.h (selftest::selftest_c_tests): New declaration.
6053 2016-08-11 Richard Biener <rguenther@suse.de>
6054 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6056 PR rtl-optimization/72855
6057 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6059 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6062 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6063 (vsx_store_<mode>): Likewise.
6065 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6067 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6068 TImode CONST_WIDE_INT store.
6069 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6071 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6073 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6074 mode if unaligned SSE load and store are optimal.
6076 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6078 PR tree-optimization/71083
6079 * tree-predcom.c (ref_at_iteration): Correctly align the
6082 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6084 * config/s390/s390-builtin-types.def: Add INT128 types.
6085 * config/s390/s390-builtins.def: Add INT128 variants for the add
6086 sub low-level builtins dealing with TImode.
6087 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6088 via subreg when expanding a builtin.
6089 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6090 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6092 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6093 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6094 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6095 "vacc<bhfgq>_<mode>".
6096 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6097 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6098 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6099 "vscbi<bhfgq>_<mode>".
6100 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6101 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6103 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6105 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6107 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6109 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6111 (vcond<v_cmp_mixed><mode>): Ditto.
6112 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6114 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6116 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6117 variable explicitly, also assert on it before use.
6119 2016-08-11 Richard Biener <rguenther@suse.de>
6121 PR tree-optimization/72772
6122 * cfgloopmanip.c (create_preheader): Use split_edge if there
6123 is a single loop entry, avoiding degenerate PHIs.
6125 2016-08-11 Richard Biener <rguenther@suse.de>
6127 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6128 unconditional TODO_cleanup_cfg.
6129 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6130 cleanup only if we threaded a jump.
6132 2016-08-11 Alan Modra <amodra@gmail.com>
6135 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6136 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6137 slow. Emit two reloads for slow mem case, first loading in
6138 fast innermode, then converting to required mode.
6140 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6142 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6143 (vec_extract_sig): New macro.
6144 (vec_insert_exp): New macro.
6145 (vec_test_data_class): New macro.
6146 (scalar_extract_exp): New macro.
6147 (scalar_extract_sig): New macro.
6148 (scalar_insert_exp): New macro.
6149 (scalar_test_data_class): New macro.
6150 (scalar_test_neg): New macro.
6151 (scalar_cmp_exp_gt): New macro.
6152 (scalar_cmp_exp_lt): New macro.
6153 (scalar_cmp_exp_eq): New macro.
6154 (scalar_cmp_exp_unordered): New macro.
6155 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6156 to enforce constraint that operand is a 7-bit unsigned literal.
6157 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6158 for power9 built-ins.
6159 (BU_P9V_VSX_2): Likewise.
6160 (BU_P9V_64BIT_VSX_2): Likewise.
6161 (VSEEDP): Add scalar extract exponent support.
6162 (VSEESP): Add scalar extract signature support.
6163 (VSTDCNDP): Add scalar test negative support.
6164 (VSTDCNSP): Likewise.
6165 (VSIEDP): Add scalar insert exponent support.
6166 (VSCEDPGT): Add scalar compare exponent greater than support.
6167 (VSCEDPLT): Add scalar compare exponent less than support.
6168 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6169 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6170 (VSTDCDP): Add scalar test data class support.
6171 (VSTDCSP): Likewise.
6172 (VSEEDP): Add overload support for scalar extract exponent
6174 (VSESDP): Add overload support for scalar extract signature
6176 (VSTDCN): Add overload support for scalar test negative
6178 (VSTDCNDP): Add overload support for scalar test negative
6180 (VSTDCNSP): Add overload support for scalar test negative
6182 (VSIEDP): Add overload support for scalar insert exponent
6184 (VSTDC): Add overload support for scalar test data class
6186 (VSTDCDP): Add overload support for scalar test data class
6188 (VSTDCSP): Add overload support for scalar test data class
6190 (VSCEDPGT): Add overload support for scalar compare exponent
6191 greater than operation.
6192 (VSCEDPLT): Add overload support for scalar compare exponent
6193 less than operation.
6194 (VSCEDPEQ): Add overload support for scalar compare exponent
6195 test-for-equality operation.
6196 (VSCEDPUO): Add overload support for scalar compare exponent
6197 test-for-unordered operation.
6198 (VEEDP): Add vector extract exponent support.
6200 (VESDP): Add vector extract significand support.
6202 (VIEDP): Add vector insert exponent support.
6204 (VTDCDP): Add vector test data class support.
6206 (VES): Add overload support for vector extract significand operation.
6209 (VEE): Add overload support for vector extract exponent operation.
6212 (VTDC): Add overload support for vector test data class operation.
6215 (VIE): Add overload support for vector insert exponent operation.
6218 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6219 overloaded binary floating point functions.
6220 (altivec_resolve_overloaded_builtin): Improve error messages to
6221 distinguish between functions not supported in the current
6222 compiler configuration and functions that were invoked with an
6223 invalid parameter combination, and include the built-in function
6224 name in both error messages.
6225 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6227 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6229 (rs6000_expand_binop_builtin): Add check to enforce that argument
6230 2 of the test data class operations is a 7-bit unsigned literal.
6231 (rs6000_invalid_builtin): Add code to issue an error message if a
6232 built-in function that requires the power9_vector and -m32
6233 command-line options is compiled without these options.
6234 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6235 (UNSPEC_VSX_SXSIGDP): New value.
6236 (UNSPEC_VSX_SXSIGPDP): New value.
6237 (UNSPEC_VSX_SIEXPDP): New value.
6238 (UNSPEC_VSX_SCMPEXPDP): New value.
6239 (UNSPEC_VSX_STSTDC): New value.
6240 (UNSPEC_VSX_VXEXP): New value.
6241 (UNSPEC_VSX_VXSIG): New value.
6242 (UNSPEC_VSX_VIEXP): New value.
6243 (UNSPEC_VSX_VTSTDC): New value.
6244 (xsxexpdp): New insn for scalar extract exponent.
6245 (xsxsigdp): New insn for scalar extract significand.
6246 (xsiexpdp): New insn for scalar insert exponent.
6247 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6248 (*xscmpexpdp): New insn for scalar compare exponents.
6249 (xststdc<Fvsx): New expansion for both single- and
6250 double-precision scalar test data class operations.
6251 (xststdcneg<Fvsx>): New expansion for both single- and
6252 double-precision scalar test for negative value operations.
6253 (*xststdc<Fvsx>): New insn for scalar test data class
6255 (xvxexp<VSs>): New insn for single- and double-precision
6256 vector extract exponent operation.
6257 (xvxsig<VSs>): New insn for single- and double-precision
6258 vector extract significand operation.
6259 (xviexp<VSs>): New insn for single- and double-precision
6260 vector insert exponent operation.
6261 (xvtstdc<VSs>): New insn for single- and double-precision
6262 vector test data class operation.
6263 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6264 built-in functions to represent the Power9 binary floating-point
6265 support instructions.
6267 2016-08-10 bin cheng <bin.cheng@arm.com>
6269 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
6271 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6272 Renlin Li <renlin.li@arm.com>
6273 Bin Cheng <bin.cheng@arm.com>
6275 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
6276 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
6277 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
6278 (aarch64_vcond_internal<mode><mode>): Delete pattern.
6279 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
6280 (vcond<v_cmp_result><mode>): Ditto.
6281 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
6282 (vcondu<mode><mode>): Ditto.
6283 (vcond<v_cmp_mixed><mode>): New pattern.
6284 (vcondu<mode><v_cmp_mixed>): New pattern.
6285 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
6286 of aarch64_vcond_internal.
6288 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6289 Renlin Li <renlin.li@arm.com>
6290 Bin Cheng <bin.cheng@arm.com>
6292 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
6293 (vec_cmp<mode><v_cmp_result>): New pattern.
6294 (vec_cmpu<mode><mode>): New pattern.
6295 (vcond_mask_<mode><v_cmp_result>): New pattern.
6297 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6299 PR tree-optimization/71734
6300 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
6301 REF_LOOP, invoke ref_indep_loop_p_1.
6302 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
6303 to ref_indep_loop_p.
6304 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
6305 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
6306 is inside LOOP, do not cache dpendence value for loops with
6308 (ref_indep_loop_p_2): Delete function.
6309 (can_sm_ref_p): Pass LOOP as additional argument to
6312 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6315 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
6316 being an offsettable address.
6318 2016-08-10 Martin Liska <mliska@suse.cz>
6320 PR gcov-profile/58306
6321 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
6322 atomic variants of profile update functions.
6324 2016-08-10 Martin Liska <mliska@suse.cz>
6326 Cherry picked (and modified) from google-4_7 branch
6327 2012-12-26 Rong Xu <xur@google.com>
6328 * common.opt (fprofile-update): Add new flag.
6329 * coretypes.h: Define enum profile_update.
6330 * doc/invoke.texi: Document -fprofile-update.
6331 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
6332 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
6333 * tree-profile.c (gimple_init_edge_profiler): Generate
6334 also atomic profiler update.
6335 (gimple_gen_edge_profiler): Likewise.
6337 2016-08-10 David Malcolm <dmalcolm@redhat.com>
6339 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
6340 stack_usage_file to NULL after fclose calls.
6342 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6345 * reload.c (push_reload): Compute subreg_in_class for
6346 subregs of constants and plus expressions. Remove special
6347 handling of SYMBOL_REFs.
6349 2016-08-10 Alan Modra <amodra@gmail.com>
6352 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
6353 SImode for TARGET_E500_DOUBLE when given SImode.
6355 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
6357 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
6358 unused variable __O.
6360 2016-08-09 Martin Liska <mliska@suse.cz>
6362 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
6363 _gcov_reset to __gcov_reset.
6364 * doc/gcov-tool.texi: Fix typo.
6366 2016-08-09 Martin Liska <mliska@suse.cz>
6368 * value-prof.c (gimple_divmod_values_to_profile): Do not
6369 instrument MOD histogram if a value is not a SSA name.
6371 2016-08-09 Martin Liska <mliska@suse.cz>
6373 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
6376 2016-08-09 Renlin Li <renlin.li@arm.com>
6379 * calls.c (prepare_call_address): Convert funexp to Pmode when
6381 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
6382 (sibcall_value): Likewise.
6384 2016-08-09 Marek Polacek <polacek@redhat.com>
6387 * cselib.c (cselib_expand_value_rtx_1): Add return.
6388 * gengtype.c (dbgprint_count_type_at): Likewise.
6389 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
6390 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
6392 2016-08-09 Martin Jambor <mjambor@suse.cz>
6395 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
6396 if instance is a MEM_REF.
6398 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6401 * config/i386/i386.md (*movtf_internal): Use
6402 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6403 in the insn constraint.
6404 (*movxf_internal): Ditto.
6405 (*movdf_internal): Ditto.
6406 (*movsf_internal): Ditto.
6408 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6410 PR tree-optimization/72772
6411 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6414 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6416 PR tree-optimization/72772
6417 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6419 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6420 parameter STOP and update calls. Move expand_simple_operations
6421 function call from here...
6422 (simplify_using_initial_conditions): ...to here. Delete parameter
6424 (tree_simplify_using_condition): Delete parameter STOP.
6425 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6426 simplify_using_initial_conditions.
6428 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6431 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6432 Use create_tmp_var_raw instead of create_tmp_var.
6434 2016-08-09 Richard Biener <rguenther@suse.de>
6436 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6437 Treat same SSA names related.
6439 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6441 PR tree-optimization/72824
6442 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6443 real_zerop is not negative.
6445 2016-08-09 Richard Biener <rguenther@suse.de>
6447 PR tree-optimization/71802
6448 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6449 all merge opportunities with the predecessor.
6451 2016-08-09 Richard Biener <rguenther@suse.de>
6454 * ipa-prop.c (ipa_modify_formal_parameters): Build
6455 parameter types with natural alignment also for the
6458 2016-08-08 Andi Kleen <ak@linux.intel.com>
6460 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6462 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6465 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6466 do-nothing langhook.
6467 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6468 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6469 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6470 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6472 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6475 * input.c: Ensure that HAVE_ICONV is defined.
6477 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6480 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6481 private vars for lastprivate and for linear iterator.
6484 * omp-simd-clone.c: Include varasm.h.
6485 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6486 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6487 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6488 update function name.
6490 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6492 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6493 (avr_diagnose_devicespecs_error): Remove.
6494 (avr_devicespecs_file): Remove composing absolute path for specfile
6495 and its verbose info. Remove conditions to check specs-file,
6497 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6499 PR rtl-optimization/72821
6500 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6501 just return false for them.
6503 2016-08-08 Alan Modra <amodra@gmail.com>
6506 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6507 toc refs created during reload. Update function comment.
6509 2016-08-08 Alan Modra <amodra@gmail.com>
6512 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6513 alternatives. Put loads first, then stores, and reg/reg moves
6514 within same class later. Delete attr length.
6516 2016-08-08 Alan Modra <amodra@gmail.com>
6519 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6520 (mem_operand_ds_form): New predicate.
6521 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6522 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6523 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6524 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6525 (extendsfdf2_fpr): Replace o constraint with wY.
6527 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6529 * tree-ssa-threadbackward.c: Include tree-inline.h
6530 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6531 size of copied block; for cold paths reduce duplication.
6532 (find_jump_threads_backwards): Remove redundant tests.
6533 (pass_thread_jumps::gate): Enable for -Os.
6535 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6538 * stor-layout.c (layout_decl): Fix up formatting.
6539 (relayout_decl): Allow DECL to be FIELD_DECL.
6541 2016-08-07 Alan Modra <amodra@gmail.com>
6543 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6545 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6547 * data-streamer-in.c (streamer_read_wide_int): New.
6548 (streamer_read_widest_int): Renamed function.
6549 * data-streamer-out.c (streamer_write_wide_int): New
6550 (streamer_write_widest_int): Renamed function.
6551 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6553 (input_cfg): Call renamed function.
6554 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6556 (output_cfg): Call renamed function.
6557 * data-streamer.h: Add declarations.
6559 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6561 * tree-ssa-ccp.c (extend_mask): New param sgn.
6562 Remove ORing with wi::mask.
6563 (get_default_value): Adjust call to extend_mask to pass sign.
6564 (evaluate_stmt): Likewise.
6566 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6568 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6571 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6573 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6574 transform if operand's type is pointer to function or method.
6576 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6578 PR tree-optimization/18046
6579 * tree-ssa-threadedge.c: Include cfganal.h.
6580 (simplify_control_statement_condition): If simplifying a
6581 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6582 with the dominating ASSERT_EXPR before handing it off to VRP.
6583 Mention that a CASE_LABEL_EXPR may be returned.
6584 (thread_around_empty_blocks): Adjust to handle
6585 simplify_control_statement_condition() returning a
6587 (thread_through_normal_block): Likewise.
6588 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6589 a switch statement by trying to determine which case label
6592 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6594 PR rtl-optimization/69847
6595 * lra-constraints.c (process_invariant_for_inheritance): Save
6596 pattern instead of src.
6597 (remove_inheritance_pseudos): Use the pattern. Add assert.
6599 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6601 * input.c (string_concat::string_concat): New constructor.
6602 (string_concat_db::string_concat_db): New constructor.
6603 (string_concat_db::record_string_concatenation): New method.
6604 (string_concat_db::get_string_concatenation): New method.
6605 (string_concat_db::get_key_loc): New method.
6606 (class auto_cpp_string_vec): New class.
6607 (get_substring_ranges_for_loc): New function.
6608 (get_source_range_for_substring): New function.
6609 (get_num_source_ranges_for_substring): New function.
6610 (class selftest::lexer_test_options): New class.
6611 (struct selftest::lexer_test): New struct.
6612 (class selftest::ebcdic_execution_charset): New class.
6613 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6614 (selftest::lexer_test::lexer_test): New constructor.
6615 (selftest::lexer_test::~lexer_test): New destructor.
6616 (selftest::lexer_test::get_token): New method.
6617 (selftest::assert_char_at_range): New function.
6618 (ASSERT_CHAR_AT_RANGE): New macro.
6619 (selftest::assert_num_substring_ranges): New function.
6620 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6621 (selftest::assert_has_no_substring_ranges): New function.
6622 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6623 (selftest::test_lexer_string_locations_simple): New function.
6624 (selftest::test_lexer_string_locations_ebcdic): New function.
6625 (selftest::test_lexer_string_locations_hex): New function.
6626 (selftest::test_lexer_string_locations_oct): New function.
6627 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6628 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6629 (selftest::test_lexer_string_locations_ucn4): New function.
6630 (selftest::test_lexer_string_locations_ucn8): New function.
6631 (selftest::uint32_from_big_endian): New function.
6632 (selftest::test_lexer_string_locations_wide_string): New function.
6633 (selftest::uint16_from_big_endian): New function.
6634 (selftest::test_lexer_string_locations_string16): New function.
6635 (selftest::test_lexer_string_locations_string32): New function.
6636 (selftest::test_lexer_string_locations_u8): New function.
6637 (selftest::test_lexer_string_locations_utf8_source): New function.
6638 (selftest::test_lexer_string_locations_concatenation_1): New
6640 (selftest::test_lexer_string_locations_concatenation_2): New
6642 (selftest::test_lexer_string_locations_concatenation_3): New
6644 (selftest::test_lexer_string_locations_macro): New function.
6645 (selftest::test_lexer_string_locations_stringified_macro_argument):
6647 (selftest::test_lexer_string_locations_non_string): New function.
6648 (selftest::test_lexer_string_locations_long_line): New function.
6649 (selftest::test_lexer_char_constants): New function.
6650 (selftest::input_c_tests): Call the new test functions once per
6651 case within the line_table test matrix.
6652 * input.h (struct string_concat): New struct.
6653 (struct location_hash): New struct.
6654 (class string_concat_db): New class.
6655 * substring-locations.h: New header.
6657 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6659 PR tree-optimization/72810
6660 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6661 the type of the case labels when truncating.
6663 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6666 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6667 (aarch64_fp16_ptr_type_node): Likewise.
6668 * config/aarch64/aarch64-simd-builtins.c
6669 (aarch64_fp16_ptr_type_node): Define.
6670 (aarch64_init_fp16_types): New, refactored out of...
6671 (aarch64_init_builtins): ...here, update to call
6672 aarch64_init_fp16_types.
6673 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6675 (aapcs_vfp_sub_candidate): Likewise.
6677 2016-08-05 Martin Liska <mliska@suse.cz>
6678 Joshua Cranmer <Pidgeot18@gmail.com>
6680 * gcov.c (line_t::has_block): New function.
6681 (enum loop_type): New enum.
6682 (handle_cycle): New function.
6683 (unblock): Likewise.
6684 (circuit): Likewise.
6685 (get_cycles_count): Likewise.
6686 (accumulate_line_counts): Use new loop detection algorithm.
6688 2016-08-05 Martin Liska <mliska@suse.cz>
6690 * gcov.c (output_intermediate_file): Rename
6691 function_info::line_next to next_file_fn.
6692 (process_file): Likewise.
6693 (read_graph_file): Likewise.
6694 (accumulate_line_counts): Likewise.
6695 (output_lines): Likewise.
6697 2016-08-05 Richard Biener <rguenther@suse.de>
6699 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6700 restriction on threading to a loop header.
6702 2016-08-05 Richard Biener <rguenther@suse.de>
6704 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6705 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6706 adjust loop info accordingly.
6708 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6710 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6711 before folding call to __builtin_constant_p with parameters to false.
6713 2016-08-05 Alan Modra <amodra@gmail.com>
6715 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6716 code accidentally committed 2016-05-02 providing class when given
6719 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6721 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6722 the case label ranges that partially overlap with OP's value
6725 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6729 Cast builtin function result to __mmask16 instead of __mmask8.
6730 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6731 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6732 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6734 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6736 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6737 (ASSERT_TRUE_AT): New macro.
6738 (ASSERT_FALSE): Reimplement in terms of...
6739 (ASSERT_FALSE_AT): New macro.
6740 (ASSERT_STREQ_AT): Fix typo in comment.
6742 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6744 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6745 labels are exhaustive, designate the label with the widest
6746 range to be the default label.
6748 2016-08-04 Andrew Pinski <apinski@cavium.com>
6750 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6751 (thunderx_tunings): Use thunderx_vector_cost instead of
6752 generic_vector_cost.
6754 2016-08-04 Martin Liska <mliska@suse.cz>
6756 * gcov.c (main): Fix GNU coding style.
6757 (output_intermediate_file): Likewise.
6758 (process_file): Likewise.
6759 (generate_results): Likewise.
6760 (release_structures): Likewise.
6761 (create_file_names): Likewise.
6762 (find_source): Likewise.
6763 (read_graph_file): Likewise.
6764 (find_exception_blocks): Likewise.
6765 (canonicalize_name): Likewise.
6766 (make_gcov_file_name): Likewise.
6767 (mangle_name): Likewise.
6768 (accumulate_line_counts): Likewise.
6769 (output_branch_count): Likewise.
6770 (read_line): Likewise.
6772 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6774 PR rtl-optimization/71779
6775 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6776 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6777 or if it was truncated.
6779 PR rtl-optimization/70903
6780 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6782 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6784 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6785 accessing SSA_NAME_PTR_INFO.
6787 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6790 * common/config/avr/avr-common.c (avr_option_optimization_table)
6791 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6793 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6796 * config/avr/avr.md: New pattern to work around do_store_flag
6797 generating shift instructions for bit extractions.
6799 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6801 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6803 (add_equivalence): Likewise.
6804 (get_value_range): Allocate value range with vrp_value_range_pool.
6805 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6806 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6808 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6810 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6811 the default for the rs6000 port.
6813 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6816 * calls.c (special_function_p): Remove special handling of
6817 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6818 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6819 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6821 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6824 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6825 Don't stop on regular insns.
6827 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6829 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6830 size to DImode boundary.
6831 (nvptx_propagate): Likewise.
6833 2016-08-03 Alan Modra <amodra@gmail.com>
6835 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6836 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6837 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6838 from -mefficient-unaligned-vector. Note that this affects fp too.
6840 2016-08-03 Alan Modra <amodra@gmail.com>
6842 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6845 2016-08-03 Alan Modra <amodra@gmail.com>
6847 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6848 to a reg. Localize vars.
6850 2016-08-03 Alan Modra <amodra@gmail.com>
6852 * config/rs6000/rs6000.opt: Remove negatives from help strings
6855 2016-08-03 Alan Modra <amodra@gmail.com>
6857 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6858 Delete duplicated code.
6860 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6863 * lra-spills.c (regno_in_use_p): New.
6864 (lra_final_code_change): Use it.
6866 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6868 PR rtl-optimization/69847
6869 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6871 (lra_rtx_hash): New.
6872 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6874 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6875 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6876 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6877 next insn is USE with the same reg as the current insn source.
6878 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6880 (lra_constraints_init): Call initiate_invariants.
6881 (lra_constraints_finish): Call finish_invariants.
6882 (struct invariant, invariant_t, invariant_ptr_t): New.
6883 (const_invariant_ptr_t, invariants, invariants_pool): New.
6884 (invariant_table, invariant_hash, invariant_eq_p): New.
6885 (insert_invariant, initiate_invariants, finish_invariants): New.
6886 (clear_invariants, invalid_invariant_regs): New.
6887 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6888 instead of restore_regno.
6889 (invariant_p, process_invariant_for_inheritance): New.
6890 (inherit_in_ebb): Implement invariant inheritance.
6891 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6892 (remove_inheritance_pseudos): Implement undoing invariant
6894 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6895 instead of restore_regno.
6896 * lra-assigns.c (regno_live_length): New.
6897 (reload_pseudo_compare_func): Use regno_live_length.
6898 (assign_by_spills): Use restore_rtx instead of restore_regno.
6899 (lra_assign): Ditto. Initiate regno_live_length.
6901 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6903 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6904 __builtin_aarch64_fmindf.
6906 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6908 PR tree-optimization/34114
6909 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6910 information for more control IVs.
6912 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6914 PR tree-optimization/34114
6915 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6916 PLUS_EXPR case. Handle SSA_NAME case.
6918 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6920 * config/aarch64/aarch64-simd-builtins.def
6921 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6922 (__builtin_aarch64_fmaxdf): Likewise.
6923 (__builtin_aarch64_smin_nandf): Likewise.
6924 (__builtin_aarch64_smax_nandf): Likewise.
6925 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6926 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6927 (<fmaxmin><mode>3): ...this.
6928 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6929 (vminnm_f64): Likewise.
6930 (vmin_f64): Likewise.
6931 (vmax_f64): Likewise.
6932 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6933 (FMAXMIN_UNS): ...this.
6934 (fmaxmin): Merged with
6935 (fmaxmin_op): ...this...
6936 (maxmin_uns_op): ...in to this.
6938 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6940 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6941 Add support for vec_extract on vector float, vector int, vector
6942 short, and vector char vector types.
6943 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6944 vector float, vector int, vector short, and vector char
6945 optimizations on 64-bit ISA 2.07 systems for both constant and
6946 variable element numbers.
6947 (rs6000_split_vec_extract_var): Likewise.
6948 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6949 Altivec registers on ISA 2.07 and above.
6950 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6951 which never was matched due to the split occuring before register
6952 allocation (and the code would not have worked on little endian
6953 systems if it did match). Allow extracts to go to the Altivec
6954 registers if ISA 2.07 (power8). Change from using "" around the
6955 C++ code to using {}'s.
6956 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6957 vec_extracts when the vector is in memory.
6958 (vsx_extract_v4sf_var): New insn to optimize vector float
6959 vec_extracts when the element number is variable on 64-bit ISA
6961 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6962 for 64-bit ISA 2.07 as well as ISA 3.0.
6963 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6964 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6965 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6966 optimize vector int, vector short, and vector char vec_extracts
6967 when the vector is in memory.
6968 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6969 optimize vector int, vector short, and vector char vec_extracts
6970 when the element number is variable.
6972 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6975 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6976 does not overlap with other symbol flags.
6978 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6980 * config/aarch64/aarch64.h (aarch64_frame):
6981 Remove padding0 and hardfp_offset. Add locals_offset,
6982 initial_adjust, callee_adjust, callee_offset and final_adjust.
6983 * config/aarch64/aarch64.c (aarch64_layout_frame):
6984 Remove unused padding0 and hardfp_offset initializations.
6985 Choose frame layout and set frame variables accordingly.
6986 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6987 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6988 (aarch64_pop_regs): Likewise.
6989 (aarch64_expand_prologue): Remove all decision code, just emit
6990 prolog according to frame variables.
6991 (aarch64_expand_epilogue): Remove all decision code, just emit
6992 epilog according to frame variables.
6993 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6995 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
6998 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
6999 fix_debug_reg_uses after changing source register mode to
7000 V1TImode if source register is undefined.
7002 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7004 PR tree-optimization/71818
7005 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7006 with non invariant evolutions
7008 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7011 * config/avr/avr.md (length) [branch]: Correct insn length
7012 attribute for forward branches.
7014 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7016 * doc/extend.texi (AVR Built-in Functions): Document
7018 * config/avr/builtins.def (NOPS): New.
7019 * config/avr/avr.c (avr_expand_nops): New static function.
7020 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7022 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7024 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7025 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7028 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7030 * config/aarch64/aarch64.c (vulcan_tunings): Update
7031 vulcan L1 cache_line_size.
7033 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7035 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7036 function that takes a vector memory address, a hard register, an
7037 element number and a temporary base register, and recreates an
7038 address that points to the appropriate element within the vector.
7039 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7040 (rs6000_split_vec_extract_var): Add support for the target of a
7041 vec_extract with variable element number being a scalar memory
7043 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7045 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7046 vsx_extract_<mode>_load insn with a new insn that optimizes
7047 storing either element to a memory location, using scratch
7048 registers to pick apart the vector and reconstruct the address.
7049 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7050 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7051 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7053 (vsx_extract_<mode>_var): Add support for extracting a variable
7054 element number from memory.
7056 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7058 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7059 when testing for compares against constants of the form 0xabab.
7061 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7063 PR tree-optimization/57558
7064 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7066 (vect_loop_versioning): Support versioning with niter assumptions.
7067 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7068 (vect_get_loop_niters): New parameter. Reimplement to support
7069 assumptions in loop niter info.
7070 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7071 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7072 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7073 Support loop versioning for niters.
7074 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7075 (vect_free_loop_info_assumptions): New function.
7076 (vectorize_loops): Free loop niter info for loops with flag
7077 LOOP_F_ASSUMPTIONS set if vectorization failed.
7078 * tree-vectorizer.h (struct _loop_vec_info): New field
7079 num_iters_assumptions.
7080 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7081 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7082 (LOOP_REQUIRES_VERSIONING): New macro.
7083 (vect_free_loop_info_assumptions): New decl.
7085 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7087 * cfgloop.h (struct loop): New field constraints.
7088 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7089 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7091 * cfgloop.c (alloc_loop): Initialize new field.
7092 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7093 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7094 Adjust niter analysis wrto loop constraints.
7095 * doc/loop.texi (@node Number of iterations): Add description for loop
7098 2016-07-29 Marek Polacek <polacek@redhat.com>
7101 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7102 (ix86_expand_round_builtin): Likewise.
7104 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7105 Georg-Johann Lay <avr@gjlay.de>
7107 PR rtl-optimization/71976
7108 * combine.c (get_last_value): Return 0 if the argument for which
7109 the function is called has a wider mode than the recorded value.
7111 2016-07-29 Marek Polacek <polacek@redhat.com>
7114 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7115 (altivec_expand_st_builtin): Likewise.
7117 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7119 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7120 introduced in r238381.
7122 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7125 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7126 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7128 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7130 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7132 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7133 Add support for vec_extract of vector double or vector long having
7134 a variable element number on 64-bit ISA 2.07 systems or newer.
7135 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7137 (rs6000_split_vec_extract_var): New function to split a
7138 vec_extract built-in function with variable element number.
7139 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7141 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7142 (UNSPEC_VSX_EXTRACT): Likewise.
7143 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7144 direct move instructions to be generated on 64-bit ISA 2.07
7145 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7147 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7148 arguments for vec_extract variable element.
7149 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7150 vec_extract with variable element on V2DFmode and V2DImode
7152 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7153 -mupper-regs-df requirement, since it isn't needed.
7154 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7155 do direct moves on 64-bit systems, which allows optimization of
7156 vec_extract on 64-bit ISA 2.07 systems and newer.
7158 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7159 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7161 * config/aarch64/aarch64.md
7162 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7164 (<optab>qihi2_aarch64): Likewise, and split into two.
7165 (extendqihi2_aarch64): New.
7166 (zero_extendqihi2_aarch64): New.
7167 * config/aarch64/iterators.md (ldrxt): Remove.
7168 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7171 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7173 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7175 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7177 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7178 (aarch64_push_reg): New function to push 1 or 2 registers.
7179 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7180 (aarch64_expand_prologue): Use aarch64_push_regs.
7181 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7183 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7185 PR tree-optimization/71734
7186 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7187 attribute instead of REF_LOOP and use it.
7188 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7189 set it for Loops having non-zero safelen attribute.
7190 (ref_indep_loop_p): Pass zero as initial value for safelen.
7192 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7196 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7197 call using chkp_gimple_call_builtin_p.
7198 (chkp_copy_bounds_for_assign): Likewise.
7200 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7202 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7203 * config/arm/arm-protos.h (struct tune_params): Likewise.
7204 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7205 (cortex_a9_sched_adjust_cost): Likewise.
7206 (fa726te_sched_adjust_cost): Likewise.
7207 (arm_adjust_cost): Likewise.
7208 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7209 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7210 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7211 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7212 * config/ia64/ia64.c: Likewise.
7213 * config/m68k/m68k.c: Likewise.
7214 * config/mep/mep.c (mep_adjust_cost): Likewise.
7215 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7217 * config/mips/mips.c (mips_adjust_cost): Likewise.
7218 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7220 * config/pa/pa.c (pa_adjust_cost): Likewise.
7221 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7222 (rs6000_debug_adjust_cost): Likewise.
7223 * config/sh/sh.c (sh_adjust_cost): Likewise.
7224 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7225 (hypersparc_adjust_cost): Likewise.
7226 (sparc_adjust_cost): Likewise.
7227 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7228 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7229 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7231 * config/visium/visium.c (visium_adjust_cost): Likewise.
7232 * doc/tm.texi: Regenerate.
7233 * haifa-sched.c (dep_cost_1): Adjust.
7234 * target.def: Merge adjust_cost and adjust_cost_2.
7236 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7238 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7240 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7242 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7243 (extract_mentioned_regs): Append to a vector instead of
7244 returning a rtx_expr_list.
7245 (st_expr_entry): Adjust.
7246 (free_st_expr_entry): Likewise.
7247 (store_ops_ok): Likewise.
7248 (store_killed_in_insn): Likewise.
7249 (find_moveable_store): Likewise.
7251 2016-07-28 Martin Liska <mliska@suse.cz>
7253 PR gcov-profile/68025
7254 * tree-profile.c (tree_profiling): Respect
7255 no_profile_instrument_function attribute.
7256 * doc/extend.texi: Document no_profile_instrument_function
7259 2016-07-28 Martin Liska <mliska@suse.cz>
7261 PR rtl-optimization/70944
7262 * combine.c (make_compound_operation):
7263 Do not allow make_compound_operation for vector mode
7265 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
7268 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
7269 before calling get_ops.
7271 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7273 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
7274 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
7275 (BITS_PER_UNIT_LOG): Remove.
7276 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
7277 * expr.c (expand_assignment): Likewise.
7278 * stor-layout.c (initialize_sizetypes): Likewise.
7280 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7282 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
7283 signature of rs6000_expand_vector_extract so that the element
7284 number is a RTX instead of a constant integer.
7285 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
7287 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
7288 (altivec_expand_vec_ext_builtin): Likewise.
7289 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
7290 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
7291 MFVSRLD instruction.
7293 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7295 * input.c (get_pure_location): Move here from tree.c.
7296 (make_location): Likewise. Add header comment.
7297 (selftest::test_accessing_ordinary_linemaps): Verify
7298 pure_location_p, make_location, get_location_from_adhoc_loc and
7300 * input.h (get_pure_location): Move declaration here from tree.h.
7301 (get_finish): Likewise for inline function.
7302 (make_location): Likewise for declaration.
7303 * tree.c (get_pure_location): Move to input.c.
7304 (make_location): Likewise.
7305 * tree.h (get_pure_location): Move declaration to tree.h.
7306 (get_finish): Likewise for inline function.
7307 (make_location): Likewise for declaration.
7309 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7312 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
7314 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7316 * system.h (STATIC_ASSERT): Use static_assert if building
7319 2016-07-27 Richard Biener <rguenther@suse.de>
7321 PR tree-optimization/72517
7322 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7323 Revert change to not compute read-read dependences.
7325 2016-07-27 Richard Biener <rguenther@suse.de>
7327 * predict.c (set_even_probabilities): Make nedges unsigned.
7329 2016-07-27 Martin Liska <mliska@suse.cz>
7331 * predict.c (set_even_probabilities): Handle unlikely edges.
7332 (combine_predictions_for_bb): Likewise.
7334 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7337 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
7338 __float128 support when we don't have hardware support, so that
7339 the IEEE built-in functions like isgreater, first call __unordkf3
7340 to make sure neither operand is a NaN, and if both operands are
7341 ordered, do the normal comparison.
7343 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7345 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
7347 (extract_code_and_val_from_cond_with_ops): Verify that name is
7348 either cond_op0 or cond_op1.
7350 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7352 PR tree-optimization/18046
7353 * genmodes.c (emit_mode_size_inline): Emit an assert that
7354 verifies that mode is a valid array index.
7355 (emit_mode_nuinits_inline): Likewise.
7356 (emit_mode_inner_inline): Likewise.
7357 (emit_mode_unit_size_inline): Likewise.
7358 (emit_mode_unit_precision_inline): Likewise.
7359 * tree-vrp.c: Include params.h.
7360 (find_switch_asserts): Register edge assertions for the default
7361 label which correspond to the anti-ranges of each case label.
7362 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
7363 * doc/invoke.texi: Document it.
7365 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7367 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
7368 and unnecessary call to gimple_bb.
7370 2016-07-26 Richard Biener <rguenther@suse.de>
7372 PR rtl-optimization/71984
7373 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
7376 2016-07-26 Richard Biener <rguenther@suse.de>
7379 * expmed.c (extract_bit_field_1): Constrain the vector mode
7380 with element size matching the extraction mode size when
7381 choosing a better vector mode to do the extraction from.
7383 2016-07-26 Richard Biener <rguenther@suse.de>
7384 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7387 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
7390 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7392 * tree-ssa-structalias.c (struct scc_info): Change types of
7393 members to auto_sbitmap and auto_vec.
7394 (scc_info::scc_info): New constructor.
7395 (scc_info::~scc_info): New destructor.
7396 (init_scc_info): Remove.
7397 (free_scc_info): Remove.
7398 (find_indirect_cycles): Adjust.
7399 (perform_var_substitution): Likewise.
7400 (free_var_substitution_info): Likewise.
7402 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7404 * tree-outof-ssa.c (struct elim_graph): Change type of members
7405 to auto_vec and auto_sbitmap.
7406 (elim_graph::elim_graph): New constructor.
7407 (delete_elim_graph): Remove.
7408 (expand_phi_nodes): Adjust.
7410 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7412 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7413 (new_elim_graph): Adjust.
7414 (clear_elim_graph): Likewise.
7415 (delete_elim_graph): Likewise.
7416 (elim_graph_size): Likewise.
7417 (elim_graph_add_node): Likewise.
7418 (elim_graph_add_edge): Likewise.
7419 (elim_graph_remove_succ_edge): Likewise.
7420 (eliminate_name): Likewise.
7421 (eliminate_build): Likewise.
7422 (elim_forward): Likewise.
7423 (elim_unvisited_predecessor): Likewise.
7424 (elim_backward): Likewise.
7425 (elim_create): Likewise.
7426 (eliminate_phi): Likewise.
7427 (expand_phi_nodes): Likewise.
7429 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7431 * bt-load.c (compute_out): Use auto_sbitmap class.
7432 (link_btr_uses): Likewise.
7433 * cfganal.c (mark_dfs_back_edges): Likewise.
7434 (post_order_compute): Likewise.
7435 (inverted_post_order_compute): Likewise.
7436 (pre_and_rev_post_order_compute_fn): Likewise.
7437 (single_pred_before_succ_order): Likewise.
7438 * cfgexpand.c (pass_expand::execute): Likewise.
7439 * cfgloop.c (verify_loop_structure): Likewise.
7440 * cfgloopmanip.c (fix_bb_placements): Likewise.
7441 (remove_path): Likewise.
7442 (update_dominators_in_loop): Likewise.
7443 * cfgrtl.c (break_superblocks): Likewise.
7444 * ddg.c (check_sccs): Likewise.
7445 (create_ddg_all_sccs): Likewise.
7446 * df-core.c (df_worklist_dataflow): Likewise.
7447 * dse.c (dse_step3): Likewise.
7448 * except.c (eh_region_outermost): Likewise.
7449 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7450 * gcse.c (prune_expressions): Likewise.
7451 (prune_insertions_deletions): Likewise.
7452 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7453 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7454 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7455 * lcm.c (compute_earliest): Likewise.
7456 (compute_farthest): Likewise.
7457 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7458 (unroll_loop_runtime_iterations): Likewise.
7459 (unroll_loop_stupid): Likewise.
7460 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7461 * lra-lives.c: Likewise.
7462 * lra.c (lra): Likewise.
7463 * modulo-sched.c (schedule_reg_moves): Likewise.
7464 (optimize_sc): Likewise.
7465 (get_sched_window): Likewise.
7466 (sms_schedule_by_order): Likewise.
7467 (check_nodes_order): Likewise.
7468 (order_nodes_of_sccs): Likewise.
7469 (order_nodes_in_scc): Likewise.
7470 * recog.c (split_all_insns): Likewise.
7471 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7472 * reload1.c (reload): Likewise.
7473 * sched-rgn.c (haifa_find_rgns): Likewise.
7474 (split_edges): Likewise.
7475 (compute_trg_info): Likewise.
7476 * sel-sched.c (init_seqno): Likewise.
7477 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7478 * tree-into-ssa.c (update_ssa): Likewise.
7479 * tree-ssa-live.c (live_worklist): Likewise.
7480 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7481 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7483 (try_peel_loop): Likewise.
7484 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7486 * tree-ssa-pre.c (compute_antic): Likewise.
7487 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7488 * tree-stdarg.c (reachable_at_most_once): Likewise.
7489 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7490 * var-tracking.c (vt_find_locations): Likewise.
7492 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7494 * sbitmap.h (auto_sbitmap): New class.
7496 2016-07-26 Alan Modra <amodra@gmail.com>
7499 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7502 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7504 * input.c (selftest::temp_source_file::temp_source_file): Fix
7505 missing "%s" in fprintf.
7507 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7510 * cselib.c (cselib_process_insn): Invalidate argument slots for
7513 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7515 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7516 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7517 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7519 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7521 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7522 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7523 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7525 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7527 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7528 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7530 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7531 (add<mode>3): Likewise.
7532 (sub<mode>3): Likewise.
7533 (mul<mode>3): Likewise.
7534 (div<mode>3): Likewise.
7535 (*div<mode>3): Likewise.
7536 (<fmaxmin><mode>3): Extend to HF.
7537 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7538 (fabd<mode>3): Likewise.
7539 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7540 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7541 (aarch64_fmulx<mode>): Likewise.
7542 (aarch64_fac<optab><mode>): Likewise.
7543 (aarch64_frecps<mode>): Likewise.
7544 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7545 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7546 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7547 (VSDQ_HSDI): Support HI.
7548 (fcvt_target, FCVT_TARGET): Likewise.
7549 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7550 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7551 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7552 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7553 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7554 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7555 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7558 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7560 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7561 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7562 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7563 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7565 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7566 (aarch64_cm<optab><mode>): Likewise.
7567 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7568 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7569 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7570 (sqrt<mode>2): Likewise.
7571 (*sqrt<mode>2): Likewise.
7572 (abs<mode>2): Likewise.
7573 (<optab><mode>hf2): New pattern for HF mode.
7574 (<optab>hihf2): Likewise.
7575 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7576 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7577 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7579 * config/aarch64/arm_fp16.h: New file.
7580 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7581 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7582 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7583 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7584 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7585 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7586 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7587 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7588 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7589 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7590 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7591 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7594 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7596 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7597 reduc_smin_scal_): Use VDQIF_F16.
7598 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7599 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7601 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7602 * config/aarch64/iterators.md (VDQIF_F16): New.
7603 (vp): Support HF modes.
7604 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7605 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7607 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7609 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7610 "*aarch64_mulx_elt_from_dup<mode>".
7611 (*aarch64_mul3_elt<mode>): Update schedule type.
7612 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7613 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7614 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7615 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7616 (f, fp): Support HF modes.
7617 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7618 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7619 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7620 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7621 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7622 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7624 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7626 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7627 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7629 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7632 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7634 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7635 * config/aarch64/aarch64-simd.md
7636 (aarch64_rsqrts<mode>): Extend to HF modes.
7637 (fabd<mode>3): Likewise.
7638 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7639 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7640 (aarch64_<maxmin_uns>p<mode>): Likewise.
7641 (<su><maxmin><mode>3): Likewise.
7642 (<maxmin_uns><mode>3): Likewise.
7643 (<fmaxmin><mode>3): Likewise.
7644 (aarch64_faddp<mode>): Likewise.
7645 (aarch64_fmulx<mode>): Likewise.
7646 (aarch64_frecps<mode>): Likewise.
7647 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7648 (add<mode>3): Extend to HF modes.
7649 (sub<mode>3): Likewise.
7650 (mul<mode>3): Likewise.
7651 (div<mode>3): Likewise.
7652 (*div<mode>3): Likewise.
7653 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7655 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7656 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7657 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7658 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7659 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7660 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7661 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7662 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7663 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7664 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7665 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7666 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7667 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7668 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7670 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7672 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7673 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7674 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7675 (neg<mode>2): Likewise.
7676 (abs<mode>2): Likewise.
7677 (<frint_pattern><mode>2): Likewise.
7678 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7679 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7680 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7681 (ftrunc<VDQF:mode>2): Likewise.
7682 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7683 (sqrt<mode>2): Likewise.
7684 (*sqrt<mode>2): Likewise.
7685 (aarch64_frecpe<mode>): Likewise.
7686 (aarch64_cm<optab><mode>): Likewise.
7687 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7689 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7690 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7692 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7693 (vdupq_n_f16): Likewise.
7694 (vld1_dup_f16): Use vdup_n_f16.
7695 (vld1q_dup_f16): Use vdupq_n_f16.
7696 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7697 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7698 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7699 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7700 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7701 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7702 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7703 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7704 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7705 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7706 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7707 vsqrt_f16, vsqrtq_f16): New.
7709 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7711 * config/aarch64/aarch64-simd.md
7712 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7713 (aarch64_ext<mode>): Likewise.
7714 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7715 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7716 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7718 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7720 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7721 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7722 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7723 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7724 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7725 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7726 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7728 (vmov_n_f16): Reimplement using vdup_n_f16.
7729 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7731 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7733 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7734 "frame_related_p". Generate CFA annotation when it's necessary.
7735 (aarch64_expand_prologue): Use aarch64_add_constant.
7736 (aarch64_expand_epilogue): Likewise.
7737 (aarch64_output_mi_thunk): Pass "false" when calling
7738 aarch64_add_constant.
7740 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7742 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7745 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7747 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7748 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7749 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7750 (aarch64_build_constant): Delete.
7752 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7755 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7757 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7758 flag_toplevel_reorder.
7760 2016-07-25 Richard Biener <rguenther@suse.de>
7762 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7763 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7764 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7765 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7766 (streamer_get_builtin_tree): Likewise.
7767 (streamer_write_builtin): Likewise.
7768 * lto-streamer.h (LTO_builtin_decl): Remove.
7769 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7770 (lto_input_scc): Remove LTO_builtin_decl handling.
7771 (lto_input_tree_1): Liekwise.
7772 * lto-streamer-out.c (lto_output_tree_1): Remove special
7773 handling of builtins.
7774 (DFS::DFS): Likewise.
7775 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7776 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7778 (streamer_write_builtin): Remove.
7780 2016-07-25 Martin Liska <mliska@suse.cz>
7782 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7783 if flag_auto_profile is set to true.
7785 2016-07-25 Martin Liska <mliska@suse.cz>
7787 PR gcov-profile/71868
7788 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7789 have a function with multiple latches, count them all.
7791 2016-07-25 Martin Liska <mliska@suse.cz>
7793 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7795 2016-07-25 Martin Liska <mliska@suse.cz>
7797 PR tree-optimization/71987
7798 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7799 just for SSA_NAMEs. Fix GNU coding style.
7801 2016-07-25 Martin Liska <mliska@suse.cz>
7803 PR gcov-profile/64874
7804 * gcov-io.h: Update command about file format.
7805 * gcov-iov.c (main): Adapt the numbering scheme.
7807 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7810 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7811 whose result is used in PHI.
7812 (final_range_test_p): Likewise.
7813 (maybe_optimize_range_tests): Likewise.
7815 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7817 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7818 Reformat two multi-line strings.
7820 2016-07-22 Martin Sebor <msebor@redhat.com>
7822 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7824 2016-07-22 Martin Sebor <msebor@redhat.com>
7827 * doc/extend.texi (Compound Literals): Correct and clarify.
7828 (Cast to Union): Same.
7830 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7832 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7833 comments to explain why certain error messages make mention of
7834 undocumented options.
7835 (rs6000_invalid_builtin): Change error messages to replace mention
7836 of undocumented options with mention of the -mcpu=power9 option
7837 that enables those undocumented options.
7838 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7839 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7840 definition of this macro to correct an existing error.
7841 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7842 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7843 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7844 descriptions of built-in functions so that they depend on
7845 -mcpu=power9 instead of on the corresponding undocumented flags.
7846 * doc/invoke.texi (Option Summary): Remove all mention of newly
7848 (IBM RS/6000 and PowerPC Options): Likewise.
7849 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7850 mention of newly undocumented flags.
7852 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7854 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7855 when target_clones attribute is set.
7857 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7859 * common.opt (funsafe-loop-optimizations): Mark ignore.
7860 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7861 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7863 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7864 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7866 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7868 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7870 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7872 (number_of_iterations_exit): Warn missed loop optimization for
7873 possible infinite loops.
7875 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7878 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7879 when to emit a ".machine" pseudo-op.
7881 2016-07-22 Martin Liska <mliska@suse.cz>
7883 PR gcov-profile/69028
7884 PR gcov-profile/62047
7885 * coverage.c (coverage_compute_lineno_checksum): Do not
7886 calculate checksum for fns w/o xloc.file.
7887 (coverage_compute_profile_id): Likewise.
7889 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7891 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7892 (avr_secondary_reload): ...and implementation.
7893 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7894 * config/avr/avr.md (reload_in<mode>): Remove insns.
7895 (adjust_len) [lpm]: Remove insn attribute value.
7896 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7898 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7901 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7903 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7904 * calls.c (special_function_p): Remove the special handling of the
7905 "__builtin_" prefix.
7907 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7910 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7911 if STMT may be an alloca call.
7912 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7913 builtin alloca call.
7914 * calls.h (gimple_maybe_alloca_call_p): New function.
7915 * tree-inline.c (inline_forbidden_p_stmt): Use
7916 gimple_maybe_alloca_call_p here.
7918 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7920 * spellcheck-tree.c (best_macro_match::best_macro_match):
7921 Explictly specify the template arguments when invoking the base
7922 class constructor, to help older C++ compilers.
7924 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7927 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7928 before builtin_decl_implicit.
7930 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7932 * optabs.c (emit_condiitonal_move): Short circuit for identical
7935 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7937 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7938 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7939 (noce_conversion_profitable_p): New.
7940 (noce_try_store_flag_constants): Use it.
7941 (noce_try_addcc): Likewise.
7942 (noce_try_store_flag_mask): Likewise.
7943 (noce_try_cmove): Likewise.
7944 (noce_try_cmove_arith): Likewise.
7945 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7947 (noce_convert_multiple_sets): Move cost model to here, from...
7948 (bb_ok_for_noce_convert_multiple_sets) ...here.
7949 (noce_process_if_block): Update calls for above changes.
7950 (noce_find_if_block): Record new noce_if_info parameters.
7952 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7954 * target.def (max_noce_ifcvt_seq_cost): New.
7955 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7956 * doc/tm.texi: Regenerate.
7957 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7958 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7959 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7960 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7961 * doc/invoke.texi: Document new params.
7963 2016-07-21 Richard Biener <rguenther@suse.de>
7965 PR tree-optimization/71947
7966 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7967 ranges have useful limit_vr information.
7969 2016-07-21 Richard Biener <rguenther@suse.de>
7971 * function-tests.c (build_trivial_generic_function): Set
7972 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7973 * omp-low.c (create_omp_child_function): Likewise.
7974 (grid_expand_target_grid_body): Likewise.
7975 * cgraphunit.c (init_lowered_empty_function): Likewise.
7976 (cgraph_node::expand_thunk): Likewise.
7977 * tree-parloops.c (create_loop_fn): Likewise.
7978 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7980 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7982 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7985 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7987 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7988 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7989 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7990 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7991 values for insn attribute.
7992 * config/avr/avr.c (avr_out_insert_notbit): New function.
7993 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7994 ADJUST_LEN_INSV_NOTBIT_0/_7.
7995 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
7997 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7999 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8000 (chrec_convert_1, chrec_convert): Ditto.
8001 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8002 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8003 * tree-vrp.c (adjust_range_with_scev): Ditto.
8004 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8005 (scev_var_range_cant_overflow): New function.
8006 (scev_probably_wraps_p): New parameter. Call above function.
8007 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8009 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8011 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8012 by removing computation of may_be_zero.
8014 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8016 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8018 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8020 Improving concepts performance and diagnostics.
8021 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8022 for constraint satisfaction and subsumption.
8023 * timevar.h (auto_timevar): New constructor that matches the push/pop
8024 pattern of usage in pt.c.
8026 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8028 * hwint.h (HOST_WIDE_INT_0): New define.
8029 (HOST_WIDE_INT_0U): Ditto.
8030 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8031 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8032 * simplify-rtx.c: Ditto.
8033 * tree-object-size.c: Ditto.
8035 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8037 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8040 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8042 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8043 * combine.c: Use HOST_WIDE_INT_M1U instead of
8044 ~(unsigned HOST_WIDE_INT) 0.
8045 * double-int.h: Ditto.
8047 * dwarf2asm.c:Ditto.
8049 * genmodes.c: Ditto.
8051 * read-rtl.c: Ditto.
8052 * tree-ssa-loop-ivopts.c: Ditto.
8053 * tree-ssa-loop-prefetch.c: Ditto.
8054 * tree-vect-generic.c: Ditto.
8055 * tree-vect-patterns.c: Ditto.
8058 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8060 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8061 constant addresses outside [0,0xc0] into a register.
8062 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8063 cases where the base address register is unused after.
8064 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8065 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8066 (avr_out_store_psi_reg_disp_tiny): Same.
8068 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8070 Implement attribute progmem on reduced Tiny cores by adding
8071 flash offset 0x4000 to respective symbols.
8074 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8075 documentation how it works on reduced Tiny cores.
8076 (AVR Named Address Spaces): No support for reduced Tiny.
8077 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8078 (avr_address_tiny_pm_p): New static function.
8079 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8080 if the address is in progmem.
8081 (avr_assemble_integer): Same.
8082 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8083 for symbol_ref in progmem.
8084 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8085 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8086 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8088 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8090 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8091 * configure: Regenerate.
8092 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8093 (USE_THIN_ARCHIVES): New variable.
8094 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8095 this archive as a thin archive.
8097 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8099 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8100 same location as last time, don't skip if we have fix-it hints.
8101 Clarify the skipping logic by converting it from one "if" clause
8102 to repeated "if" clauses.
8103 * spellcheck-tree.c: Include "cpplib.h".
8104 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8105 (best_macro_match::best_macro_match): New constructor.
8106 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8107 Move here from c/c-decl.c.
8108 (class best_macro_match): Move here from c/c-decl.c, converting
8109 from a typedef to a subclass, gaining a ctor.
8111 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8113 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8114 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8116 (avr_addr_space_diagnose_usage): ...and implementation.
8117 (avr_addr_space_supported_p): New function.
8118 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8119 report bad address space usage if that space is supported.
8120 (avr_insert_attributes): Same. No more complain about unsupported
8122 * config/avr/avr-c.c (tm_p.h): Include it.
8123 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8124 macro if avr_addr_space_supported_p.
8126 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8128 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8129 flag_toplevel_reorder.
8131 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8133 * gcc-rich-location.c
8134 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8136 * gcc-rich-location.h
8137 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8139 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8141 * target.def (addr_space): Add new diagnose_usage to hook vector.
8142 * targhooks.c (default_addr_space_diagnose_usage): Add default
8143 implementation and...
8144 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8145 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8146 is some address space, call targetm.addr_space.diagnose_usage.
8147 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8148 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8149 * doc/tm.texi: Regenerate.
8151 2016-07-20 Martin Liska <mliska@suse.cz>
8154 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8155 Properly handly PHI stmts.
8157 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8159 PR tree-optimization/71503
8160 PR tree-optimization/71683
8161 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8164 2016-07-20 Martin Liska <mliska@suse.cz>
8166 * doc/invoke.texi (-fipa-ra): Document when the option is
8167 disabled. Fix a typo.
8169 2016-07-20 Martin Liska <mliska@suse.cz>
8171 * Makefile.in: Include fibonacci_heap.c
8172 * fibonacci_heap.c: New file.
8173 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8174 (fibonacci_heap::union_with): Fix deletion of the second heap.
8175 * selftest-run-tests.c (selftest::run_tests): Incorporate
8176 fibonacci heap tests.
8177 * selftest.h: Declare fibonacci_heap_c_tests.
8179 2016-07-20 Martin Liska <mliska@suse.cz>
8181 * selftest-run-tests.c (selftest::run_tests): New function.
8182 * selftest.h (sreal_c_tests): Declare.
8183 * sreal.c (sreal_verify_basics): New function.
8184 (verify_aritmetics): Likewise.
8185 (sreal_verify_arithmetics): Likewise.
8186 (verify_shifting): Likewise.
8187 (sreal_verify_shifting): Likewise.
8188 (void sreal_c_tests): Likewise.
8190 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8192 PR rtl-optimization/71916
8193 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8194 bb which have a single succ fake edge.
8196 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8199 * dwarf2out.c (gen_subprogram_die): Only call
8200 gen_unspecified_parameters_die while dumping early dwarf.
8202 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8205 * gimple-fold.c (fold_builtin_memory_op): Use
8206 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8208 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8210 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8211 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8212 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8213 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8217 * double-int.c: Ditto.
8219 * dwarf2out.c: Ditto.
8222 * fold-const.c: Ditto.
8223 * function.c: Ditto.
8225 * genmodes.c: Ditto.
8229 * loop-doloop.c: Ditto.
8230 * loop-invariant.c: Ditto.
8237 * simplify-rtx.c: Ditto.
8238 * stor-layout.c: Ditto.
8240 * tree-ssa-loop-ivopts.c: Ditto.
8241 * tree-vect-generic.c: Ditto.
8242 * tree-vect-patterns.c: Ditto.
8247 * wide-int-print.cc: Ditto.
8248 * wide-int.cc: Ditto.
8249 * wide-int.h: Ditto.
8251 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8253 * selftest.c (selftest::assert_streq): Handle NULL values of
8254 val_actual and val_expected.
8256 2016-07-19 Martin Jambor <mjambor@suse.cz>
8259 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8260 rather than cgraph_create_node to get a call graph node.
8262 2016-07-19 Richard Biener <rguenther@suse.de>
8264 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
8265 handle all tcc_constant bases and valueize SSA names.
8266 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
8269 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8271 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
8272 the flags of the exit block and bb2, not just the entry block.
8274 2016-07-19 Richard Biener <rguenther@suse.de>
8276 PR tree-optimization/71901
8277 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
8278 align member, group stuff with the bitfield.
8279 (vn_ref_op_align_unit): New inline.
8280 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
8281 record element alignment and operand 3 unchanged.
8282 (ao_ref_init_from_vn_reference): Adjust.
8283 (valueize_refs_1): Likewise.
8284 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8286 2016-07-19 Richard Biener <rguenther@suse.de>
8288 PR tree-optimization/71908
8289 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
8290 symbolic constants in a more reliable way.
8292 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
8294 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
8296 (vect_update_inits_of_drs): Likewise.
8297 (vect_create_cond_for_alias_checks): Likewise.
8298 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
8300 2016-07-19 Richard Biener <rguenther@suse.de>
8303 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
8304 with an abstract origin that is not an inlined function outer
8305 scope add a self-reference as abstract origin.
8306 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
8308 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8311 * config/rs6000/rs6000.c (rs6000_function_value): Fix
8312 unintentional System V.4 structure return breakage for structures
8313 with a single floating point element.
8315 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8317 PR tree-optimization/71734
8318 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
8319 contains REF, use it to check safelen, assume that safelen value
8320 must be greater 1, fix style.
8321 (ref_indep_loop_p_2): Add REF_LOOP argument.
8322 (ref_indep_loop_p): Pass LOOP as additional argument to
8325 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
8327 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
8328 allocation in the prologue.
8329 * explow.c (get_dynamic_stack_base): New function to return an address
8330 expression for the dynamic stack base.
8331 (get_dynamic_stack_size): New function to do the required dynamic stack
8332 space size calculations.
8333 (allocate_dynamic_stack_space): Use new functions.
8334 (align_dynamic_address): Move some code from
8335 allocate_dynamic_stack_space to new function.
8336 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
8338 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8340 * config/s390/s390.c (s390_encode_section_info): Always set
8341 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
8344 2016-07-18 Richard Biener <rguenther@suse.de>
8346 PR tree-optimization/71893
8347 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
8348 for sizetype cast added by array_ref_element_size.
8349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8351 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
8353 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
8354 register parameters. Remove code to initialize argument pointer
8355 on TARGET_64BIT. Optimize call to _mcount when it can be reached
8356 using a pc-relative branch. Cleanup conditional code.
8357 * config/pa/pa.md (call_mcount): New expander.
8358 (call_mcount_nonpic): New insn.
8359 (call_mcount_pic): New insn and split.
8360 (call_mcount_pic_post_reload): New insn.
8361 (call_mcount_64bit): New insn and split.
8362 (call_mcount_64bit_post_reload): New insn.
8364 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
8366 * config/avr/predicates.md (const_m255_to_m1_operand): New.
8367 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
8368 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
8369 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8370 (*usum_widenqihi3, *udiff_widenqihi3)
8371 (*addhi3_zero_extend.const): New combiner insns.
8372 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
8373 just 1 bit is affected.
8374 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
8375 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
8377 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
8379 * omp-low.c (lower_omp_target): Mark data clauses with
8380 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
8381 zero-length subarrays.
8383 2016-07-15 Richard Biener <rguenther@suse.de>
8385 PR tree-optimization/71881
8386 * tree-loop-distribution.c (destroy_loop): Remove blocks in
8387 reverse DOM order to make debug temp generation happy.
8389 2016-07-15 Richard Biener <rguenther@suse.de>
8391 PR tree-optimization/71887
8392 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
8393 verify it is not zero for division / modulo handling.
8394 (value_replacement): Adjust.
8396 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
8397 Julian Brown <julian@codesourcery.com>
8399 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8400 * config/aarch64/aarch64-cost-tables.h
8401 (vulcan_extra_costs): New variable.
8402 * config/aarch64/aarch64.c
8403 (vulcan_addrcost_table): Likewise.
8404 (vulcan_regmove_cost): Likewise.
8405 (vulcan_vector_cost): Likewise.
8406 (vulcan_branch_cost): Likewise.
8407 (vulcan_tunings): Likewise.
8409 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8411 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8412 (output_in_order): Loop over undefined variables too. Output them
8413 via assemble_undefined_decl. Skip variables that correspond to hard
8414 registers or have value-exprs.
8415 * varpool.c (symbol_table::output_variables): Handle undefined
8416 variables together with defined ones.
8418 2016-07-15 Richard Biener <rguenther@suse.de>
8420 * tree-ssa-pre.c (get_representative_for): Make sure to return
8421 the value number of SSA names.
8422 (phi_translate_1): get_representative_for cannot return NULL.
8423 (do_pre_regular_insertion): Remove redundant call to
8424 fully_constant_expression.
8425 (do_pre_partial_partial_insertion): Likewise.
8427 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8429 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8430 (derive_simple_iv_with_niters): New function.
8431 (simple_iv): Rewrite using simple_iv_with_niters.
8432 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8433 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8435 (number_of_iterations_exit): Rewrite using above function.
8436 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8439 2016-07-15 Richard Biener <rguenther@suse.de>
8441 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8444 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8446 PR tree-optimization/71872
8447 * tree-data-ref.c (get_references_in_stmt): Ignore references
8448 with is_gimple_constant get_base_address.
8450 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8452 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8453 (TARGET_HAVE_LDACQD): New macro.
8454 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8455 than TARGET_HAVE_LDACQ.
8456 (arm_load_acquire_exclusivedi): Likewise.
8457 (arm_store_release_exclusivedi): Likewise.
8459 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8461 PR rtl-optimization/71878
8462 * lra-constraints.c (match_reload): Pass information about other
8463 output operands. Create new unique register value if matching input
8464 operand shares same register value as output operand being considered.
8465 (curr_insn_transform): Record output operands already processed.
8467 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8470 PR tree-optimization/70923
8471 * tree-vect-patterns.c: Include mult-synthesis.h.
8472 (target_supports_mult_synth_alg): New function.
8473 (synth_lshift_by_additions): Likewise.
8474 (apply_binop_and_append_stmt): Likewise.
8475 (vect_synth_mult_by_constant): Likewise.
8476 (target_has_vecop_for_code): Likewise.
8477 (vect_recog_mult_pattern): Use above functions to synthesize vector
8478 multiplication by integer constants.
8480 2016-07-14 Alan Modra <amodra@gmail.com>
8482 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8483 gpr alternatives. Correct '*' placement on Y,r alternative.
8484 Add '*' on operand 1 of r,r alternative.
8486 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8488 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8489 * expmed.h: ... Here.
8491 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8493 * gimple.h (stmt_can_terminate_bb_p): New function.
8494 * tree-cfg.c (need_fake_edge_p): Rename to ...
8495 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8496 throw external; handle const and pure calls.
8497 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8499 2016-07-14 Richard Biener <rguenther@suse.de>
8501 PR tree-optimization/71866
8502 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8503 (do_hoist_insertion): Avoid endless recursion when we
8504 didn't insert anything because we managed to simplify
8505 things down to a constant or SSA name.
8506 (fully_constant_expression): Re-write in terms of ...
8507 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8508 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8509 vn_nary_build_or_lookup_1.
8510 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8511 (vn_nary_build_or_lookup): ... this which now wraps it.
8513 2016-07-14 Alan Modra <amodra@gmail.com>
8516 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8517 with p9_vector override before power9-dform override.
8519 2016-07-13 Andi Kleen <ak@linux.intel.com>
8521 * value-prof.c (gimple_value_profile_transformations): Don't run
8522 when auto_profile is on.
8524 2016-07-13 Andi Kleen <ak@linux.intel.com>
8526 * auto-profile.c (update_inlined_ind_target,
8527 afdo_indirect_call): Print information to dump file.
8529 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8531 * genrecog.c (special_predicate_operand_p): New function.
8532 (predicate_name): Move function.
8533 (validate_pattern): Don't warn about missing mode for all
8534 define_special_predicate predicates.
8536 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8538 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8539 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8540 resolve alias checks which are known at compilation time.
8541 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8542 alias checks are resolved. Move dump info for too many runtime
8543 alias checks to here...
8544 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8546 2016-07-13 Richard Biener <rguenther@suse.de>
8548 PR tree-optimization/24574
8549 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8550 position and add shift, rotate, divison and modulo support
8552 (value_replacement): Pass in argument position to absorbing_element_p.
8554 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8557 * ipa-inline-transform.c (inline_call): Support
8558 instrumented thunks.
8560 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8562 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8563 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8565 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8566 Baseline. Make initial alternative TARGET_32BIT only.
8567 (udivsi3): Likewise.
8568 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8569 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8572 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8574 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8575 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8576 availability with TARGET_HAVE_MOVT.
8577 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8578 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8579 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8581 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8582 extra instruction if MOVW is available. Use a cost variable
8583 incremented by COSTS_N_INSNS (1) when the condition match rather than
8584 returning an arithmetic expression based on COSTS_N_INSNS. Make
8585 constant with bottom half word zero cost 2 instruction if MOVW is
8587 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8588 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8589 target is ARMv8-M Baseline.
8590 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8591 (arm_movtas_ze): Likewise.
8592 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8593 alternative for constants satisfying j constraint.
8594 (thumb1_movsi_insn): Likewise.
8595 (movsi splitter for K alternative): Tighten condition to not trigger
8596 if movt is available and j constraint is satisfied.
8597 (Pe immediate splitter): Likewise.
8598 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8599 constant fitting in an halfword to use MOVW.
8600 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8603 2016-07-13 Richard Biener <rguenther@suse.de>
8606 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8607 gimplifying the LHS. Make sure to gimplify a returning twice
8608 call LHS without using SSA names.
8610 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8612 * tree-data-ref.c (find_data_references_in_stmt): Remove
8613 unnecessary call to vec::release.
8614 (graphite_find_data_references_in_stmt): Likewise.
8615 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8616 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8618 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8620 * cfgexpand.c (expand_used_vars): Make the type of a local
8622 * genmatch.c (lower_for): Likewise.
8623 * haifa-sched.c (haifa_sched_init): Likewise.
8624 (add_to_speculative_block): Likewise.
8625 (create_check_block_twin): Likewise.
8626 * predict.c (handle_missing_profiles): Likewise.
8627 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8628 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8629 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8631 (maybe_lower_iteration_bound): Likewise.
8632 * tree-ssa-sccvn.c (DFS): Likewise.
8633 * tree-stdarg.c (reachable_at_most_once): Likewise.
8634 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8635 (vectorizable_store): Likewise.
8637 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8639 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8640 (sccvn_dom_walker): make cond_stack an auto_vec.
8642 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8644 * ree.c (struct ext_state): Make type of members auto_vec.
8645 (find_and_remove_re): Adjust.
8647 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8649 * cfgexpand.c (struct stack_vars_data): Make type of fields
8651 (expand_used_vars): Adjust.
8653 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8655 * ipa.c (record_cdtor_fn): Adjust.
8656 (build_cdtor_fns): Likewise.
8657 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8660 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8662 * genextract.c (struct accum_extract): Add constructor and make
8666 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8668 * tree.c (struct free_lang_data_d): Add constructor and change
8669 types of members to ones that automatically manage resources.
8670 (fld_worklist_push): Adjust.
8671 (find_decls_types): Likewise.
8672 (find_decls_types_in_eh_region): Likewise.
8673 (free_lang_data_in_cgraph): Stop manually creating and
8674 destroying members of free_lang_data_d.
8676 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8678 PR rtl-optimization/68961
8679 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8680 peephole variant. Use sse_reg_operand predicates.
8682 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8684 * config/i386/predicates.md (x86_64_immediate_operand)
8685 <case CONST_INT>: Remove unneeded truncation to DImode.
8686 <case CONST>: Ditto.
8687 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8689 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8692 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8693 The xxperm and xxpermr instructions require that the 2nd input
8694 operand overlap with the output operand, and not the 1st.
8695 (altivec_vperm_v8hiv16qi): Likewise.
8696 (altivec_vperm_<mode>_uns_internal): Likewise.
8697 (altivec_vpermr_<mode>_internal): Likewise.
8698 (vperm_v8hiv4si): Likewise.
8699 (vperm_v16qiv8hi): Likewise.
8701 2016-07-12 Nathan Sidwell <nathan@acm.org>
8703 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8704 when -mno-pic-data-is-text-relative is in effect, by default.
8705 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8706 behavior and clarify.
8708 2016-07-12 Martin Liska <mliska@suse.cz>
8710 * params.def: Add avg-loop niter.
8711 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8712 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8713 * doc/invoke.texi: Document the new parameter.
8715 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8718 * expr.c (store_constructor): Mask sign-extended bits when widening
8719 sub-word constructor element at the start of a word.
8721 2016-07-12 Martin Liska <mliska@suse.cz>
8723 * Makefile.in: Append rule for params-options.h.
8724 * params-options.h: New file.
8726 2016-07-12 Martin Liska <mliska@suse.cz>
8728 * ira-build.c (mark_loops_for_removal): Properly iterate
8731 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8732 Richard Biener <rguenther@suse.de>
8734 PR tree-optimization/23286
8735 PR tree-optimization/70159
8736 * doc/invoke.texi: Document -fcode-hoisting.
8737 * common.opt (fcode-hoisting): New flag.
8738 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8739 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8740 (do_regular_insertion): Rename to ...
8741 (do_pre_regular_insertion): ... this and amend general comments
8742 on insertion strathegy.
8743 (do_partial_partial_insertion): Rename to ...
8744 (do_pre_partial_partial_insertion): ... this.
8745 (do_hoist_insertion): New function.
8746 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8747 and call do_hoist_insertion properly.
8749 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8750 (pass_pre::execute): Register hoist_insert stats.
8752 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8755 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8756 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8757 is different from mode's bitsize. Small cleanup.
8759 2016-07-12 Richard Biener <rguenther@suse.de>
8761 PR rtl-optimization/68961
8762 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8763 to simplify to a non-constant.
8765 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8768 * omp-low.c (expand_omp_target): Gimplify device.
8770 PR tree-optimization/71823
8771 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8772 to get vec_oprnds2 from op2.
8774 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8776 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8777 Hoist common subexpressions.
8778 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8780 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8783 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8784 prevent generation of 'stxsiwx' on pre Power8 hardware.
8786 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8788 * input.c: Include cpplib.h.
8789 (selftest::temp_source_file): New class.
8790 (selftest::temp_source_file::temp_source_file): New ctor.
8791 (selftest::temp_source_file::~temp_source_file): New dtor.
8792 (selftest::should_have_column_data_p): New function.
8793 (selftest::test_should_have_column_data_p): New function.
8794 (selftest::temp_line_table): New class.
8795 (selftest::temp_line_table::temp_line_table): New ctor.
8796 (selftest::temp_line_table::~temp_line_table): New dtor.
8797 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8798 it to create a temp_line_table.
8799 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8800 locations that are known to have column data.
8801 (selftest::line_table_case): New struct.
8802 (selftest::test_reading_source_line): Move tempfile handling
8803 to class temp_source_file.
8804 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8805 (selftest::assert_token_loc_eq): New function.
8806 (ASSERT_TOKEN_LOC_EQ): New macro.
8807 (selftest::test_lexer): New function.
8808 (selftest::boundary_locations): New array.
8809 (selftest::input_c_tests): Call test_should_have_column_data_p.
8810 Loop over a test matrix of interesting values of location and
8811 default_range_bits, calling test_lexer on each case in the matrix.
8812 Move call to test_accessing_ordinary_linemaps into the matrix.
8813 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8814 (ASSERT_EQ_AT): New macro.
8816 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8819 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8820 Don't convert TImode in debug insn.
8822 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8824 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8825 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8826 (tree_type_common::lang_flag_7): New.
8827 (tree_type_common::spare): Reduce size.
8828 * tree.h (TYPE_ALIGN_OK): Remove.
8829 (TYPE_LANG_FLAG_7): New.
8830 (get_inner_reference): Adjust header.
8831 * print-tree.c (print_node): Adjust.
8832 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8833 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8834 calls to get_inner_reference.
8835 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8836 handling of TYPE_ALIGN_OK.
8837 * builtins.c (get_object_alignment_2): Adjust call to
8838 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8839 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8841 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8842 * cfgexpand.c (expand_debug_expr): Likewise.
8843 * dbxout.c (dbxout_expand_expr): Likewise.
8844 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8845 loc_list_from_tree, fortran_common): Likewise.
8846 * fold-const.c (optimize_bit_field_compare,
8847 decode_field_reference, fold_unary_loc, fold_comparison,
8848 split_address_to_core_and_offset): Likewise.
8849 * gimple-laddress.c (execute): Likewise.
8850 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8851 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8852 * hsa-gen.c (gen_hsa_addr): Likewise.
8853 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8854 * tsan.c (instrument_expr): Likewise.
8855 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8856 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8857 * tree-affine.c (tree_to_aff_combination,
8858 get_inner_reference_aff): Adjust calls to get_inner_reference.
8859 * tree-data-ref.c (split_constant_offset_1,
8860 dr_analyze_innermost): Likewise.
8861 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8862 * tree-sra.c (ipa_sra_check_caller): Likewise.
8863 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8864 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8865 bswap_replace): Likewise.
8866 * tree-vect-data-refs.c (vect_check_gather,
8867 vect_analyze_data_refs): Likewise.
8868 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8869 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8872 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8874 * Makefile.in (selftest-valgrind): New phony target.
8875 * function-tests.c (selftest::build_cfg): Delete pass instances
8876 created by the test.
8877 (selftest::convert_to_ssa): Likewise.
8878 (selftest::test_expansion_to_rtl): Likewise.
8879 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8881 (selftest::test_diamond): Likewise.
8883 2016-07-11 Richard Biener <rguenther@suse.de>
8885 PR tree-optimization/71816
8886 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8887 than replacing all of its operands.
8889 2016-07-11 Alan Modra <amodra@gmail.com>
8891 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8892 (ctr<mode>): Add unspec.
8893 (ctr<mode>_internal*): Likewise.
8895 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8897 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8898 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8900 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8902 PR rtl-optimization/71621
8903 * lra-constraints.c (process_alt_operands): Check combination of
8906 2016-07-08 Jason Merrill <jason@redhat.com>
8907 Richard Biener <rguenther@suse.de>
8909 P0145: Refining Expression Order for C++.
8910 * gimplify.c (initial_rhs_predicate_for): New.
8911 (gimplfy_modify_expr): Gimplify RHS before LHS.
8913 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8916 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8917 Allow standard error handling to take over when a wrong number
8918 of arguments is presented to __builtin_vec_ld () or
8919 __builtin_vec_st ().
8921 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8923 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8928 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8929 __builtin_aarch64_fmaxv2sf.
8930 (vmaxnmq_f32): Likewise.
8931 (vmaxnmq_f64): Likewise.
8932 (vminnm_f32): Likewise.
8933 (vminnmq_f32): Likewise.
8934 (vminnmq_f64): Likewise.
8936 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8939 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8940 enable -mfloat128-hardware by default.
8941 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8942 that IEEE 128-bit hardware support needs.
8943 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8944 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8945 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8946 floating point requires.
8947 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8948 -mfloat128 and -mfloat128-hardware changes.
8950 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8952 PR tree-optimization/71667
8953 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8955 2016-07-08 Martin Liska <mliska@suse.cz>
8958 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8959 folding produces SAVE_EXPRs, thus return false for the type.
8961 2016-07-07 Martin Liska <mliska@suse.cz>
8963 * file-find.c (remove_prefix): New function.
8964 * file-find.h (remove_prefix): Declare the function.
8965 * gcc-ar.c (main): Skip a folder of the wrapper if
8966 a wrapped binary would point to the same file.
8968 2016-07-07 Jan Hubicka <jh@suse.cz>
8970 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8971 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8972 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8974 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8977 * ipa-inline-analysis.c (compute_inline_parameters): Set
8978 local.can_change_signature to false for intrumentation
8981 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8983 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8984 with TARGET_HAVE_MOVT.
8985 (TARGET_HAVE_MOVT): Define.
8986 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8987 availability with TARGET_HAVE_MOVT.
8988 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8990 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8992 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8993 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8994 * config/arm/constraints.md (define_constraint "j"): Use
8995 TARGET_HAVE_MOVT to check MOVT availability.
8997 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8999 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9001 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9003 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9004 (armv8-m.main): Likewise.
9005 (armv8-m.main+dsp): Likewise.
9006 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9007 (FL_FOR_ARCH8M_MAIN): Likewise.
9008 * config/arm/arm-tables.opt: Regenerate.
9009 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9010 armv8-m.main+dsp to BE8_LINK_SPEC.
9011 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9012 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9013 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9014 Baseline and Mainline.
9015 (arm_option_override_internal): Also disable arm_restrict_it when
9016 !arm_arch_notm. Update comment for -munaligned-access to also cover
9018 (arm_file_start): Increase buffer size for printing architecture name.
9019 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9020 and armv8-m.main+dsp.
9021 (mno-unaligned-access): Clarify that this is disabled by default for
9022 ARMv8-M Baseline architectures as well.
9024 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9026 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9027 decide whether to prevent some libgcc routines being included for some
9028 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9029 link between this condition and the one in
9030 libgcc/config/arm/lib1func.S.
9032 2016-07-07 Richard Biener <rguenther@suse.de>
9034 * tree-ssa-pre.c: Include alias.h.
9035 (compute_avail): If we have multiple VN_REFERENCEs with the
9036 same hashtable entry adjust that to make it a valid replacement
9037 for all of them with respect to alignment and aliasing
9038 when doing insertion.
9039 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9040 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9042 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9046 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9047 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9050 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9052 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9053 (adjust_mems): Adjust.
9054 (adjust_insn): Likewise.
9055 (prepare_call_arguments): Likewise.
9057 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9059 * gcse.c (struct ls_expr): Make stores field a vector.
9060 (ldst_entry): Adjust.
9061 (free_ldst_entry): Likewise.
9062 (print_ldst_list): Likewise.
9063 (compute_ld_motion_mems): Likewise.
9064 (update_ld_motion_stores): Likewise.
9066 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9068 * gcse.c (struct ls_expr): Remove loads field.
9069 (ldst_entry): Adjust.
9070 (free_ldst_entry): Likewise.
9071 (print_ldst_list): Likewise.
9072 (compute_ld_motion_mems): Likewise.
9074 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9076 * store-motion.c (struct st_expr): Make antic_stores a vector.
9077 (st_expr_entry): Adjust.
9078 (free_st_expr_entry): Likewise.
9079 (print_store_motion_mems): Likewise.
9080 (find_moveable_store): Likewise.
9081 (compute_store_table): Likewise.
9082 (remove_reachable_equiv_notes): Likewise.
9083 (replace_store_insn): Likewise.
9084 (build_store_vectors): Likewise.
9086 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9088 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9089 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9091 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9093 PR tree-optimization/71518
9094 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9095 misalign also for outer loops with negative step.
9097 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9099 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9100 (cortex_a53_shift): Add mov_shift.
9101 (cortex_a53_shift_reg): Add new reservation for register shifts.
9102 (cortex_a53_alu): Remove bfm.
9103 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9104 (cortex_a53_alu_extr): Add new reservation for EXTR.
9105 (bypasses): Improve bypass modelling.
9107 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9110 * config/avr/avr.c (avr_asm_select_section): Strip off
9111 SECTION_DECLARED from flags when calling get_section.
9113 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9115 * tree-vectorizer.h (vect_memory_access_type): Add
9116 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9117 * tree-vect-stmts.c (compare_step_with_zero): New function.
9118 (perm_mask_for_reverse): Move further up file.
9119 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9121 (get_negative_load_store_type): New function.
9122 (get_load_store_type): Call it. Add an ncopies argument.
9123 (vectorizable_mask_load_store): Update call accordingly and
9124 remove tests for negative steps.
9125 (vectorizable_store, vectorizable_load): Likewise. Handle new
9126 memory_access_types.
9128 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9130 * tree-vectorizer.h (vect_memory_access_type): New enum.
9131 (_stmt_vec_info): Add a memory_access_type field.
9132 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9133 (vect_model_store_cost): Take an access type instead of a boolean.
9134 (vect_model_load_cost): Likewise.
9135 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9136 vect_model_store_cost and vect_model_load_cost.
9137 * tree-vect-stmts.c (vec_load_store_type): New enum.
9138 (vect_model_store_cost): Take an access type instead of a
9139 store_lanes_p boolean. Simplify tests.
9140 (vect_model_load_cost): Likewise, but for load_lanes_p.
9141 (get_group_load_store_type, get_load_store_type): New functions.
9142 (vectorizable_store): Use get_load_store_type. Record the access
9143 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9144 (vectorizable_load): Likewise.
9145 (vectorizable_mask_load_store): Likewise. Replace is_store
9146 variable with vls_type.
9148 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9150 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9151 single_element_p parameter.
9152 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9153 Check the PR65518 case here rather than in vectorizable_load.
9154 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9155 * tree-vect-stmts.c (vectorizable_load): Likewise.
9157 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9159 * tree-vectorizer.h (gather_scatter_info): New structure.
9160 (vect_check_gather_scatter): Return a bool rather than a decl.
9161 Replace return-by-pointer arguments with a single
9162 gather_scatter_info *.
9163 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9164 (vect_analyze_data_refs): Update call accordingly.
9165 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9166 (vectorizable_mask_load_store): Likewise. Also record the
9167 offset dt and vectype in the gather_scatter_info.
9168 (vectorizable_store): Likewise.
9169 (vectorizable_load): Likewise.
9171 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9173 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9174 strided groups, use the cost of N scalar accesses instead
9175 of ncopies vector accesses.
9176 (vect_model_load_cost): Likewise.
9178 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9180 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9181 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9182 variable to indicate when once-per-group costs are being used.
9183 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9185 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9187 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9188 peeling-for-gaps condition.
9190 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9192 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9193 element to register if it doesn't match general_operand.
9195 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9196 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9198 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9200 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9201 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9202 (SIGNBIT): New mode iterator.
9203 (Fsignbit): New mode attribute.
9204 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9205 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9206 when direct moves are available.
9207 (signbit<mode>2_dm): New define_insn_and_split).
9208 (signbit<mode>2_dm2): New define_insn.
9210 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9212 PR rtl-optimization/71594
9213 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9214 into subregs of appropriate mode before trying to emit a conditional
9217 2016-07-05 Jan Hubicka <jh@suse.cz>
9219 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9220 (simple_iv): Use it.
9222 2016-07-05 Jan Hubicka <jh@suse.cz>
9224 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9226 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9228 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9231 2016-07-05 Jan Hubicka <jh@suse.cz>
9233 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9236 2016-07-05 Richard Biener <rguenther@suse.de>
9238 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9239 Handle empty else block.
9240 (is_feasible_trace): Likewise.
9241 (split_paths): Likewise.
9243 2016-07-05 Richard Biener <rguenther@suse.de>
9245 * tree-loop-distribution.c (distribute_loop): Fix issue with
9246 the cost model loop.
9248 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9250 * config/arm/neon-testgen.ml: Delete.
9251 * config/arm/neon.ml: Delete.
9253 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9256 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9257 directly using TREE_PURPOSE.
9259 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9261 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9262 * config/aarch64/aarch64_neon.h: Likewise.
9263 * config/aarch64/arm_neon.h: Likewise.
9264 * config/aarch64/atomics.md: Likewise.
9265 * config/aarch64/aarch64-simd-builtins.def: Likewise.
9266 * doc/invoke.texi: Likewise.
9268 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9270 * config/s390/s390.md: Add "z13" cpu_facility.
9271 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
9272 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
9273 condition" type instructions.
9275 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9276 Jeff Law <law@redhat.com>
9278 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
9279 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
9281 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
9283 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
9284 permutation for TARGET_AVX512F.
9285 (ix86_expand_vec_one_operand_perm_avx512): New function.
9286 (expand_vec_perm_1): Invoke introduced function.
9287 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9288 it may be not valid after vectorization.
9290 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9293 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
9294 typo in comment. Only force to memory if it is a weak
9297 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
9298 Jiong Wang <jiong.wang@arm.com>
9300 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
9301 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
9302 (AARCH64_FL_F16): New.
9303 (AARCH64_FL_FOR_ARCH8_2): New.
9304 (AARCH64_ISA_8_2): New.
9305 (AARCH64_ISA_F16): New.
9306 (TARGET_FP_F16INST): New.
9307 (TARGET_SIMD_F16INST): New.
9308 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
9309 ("fp"): Disabling "fp" also disables "fp16".
9310 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
9311 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
9312 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
9313 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
9315 2016-07-04 Jan Beulich <jbeulich@suse.com>
9317 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
9319 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9322 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
9323 the insns, use an insn form that does not adjust the offset on
9324 little endian systems.
9326 2016-07-01 Jan Beulich <jbeulich@suse.com>
9328 * varasm.c (get_variable_section): Validate initializer in
9329 named .bss-like sections.
9331 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9333 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
9334 Exchange the order of the second and third operands in the vpermr
9335 instruction tmeplate.
9337 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
9340 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
9341 Disallow TDmode values.
9343 2016-07-01 Alan Modra <amodra@gmail.com>
9345 PR rtl-optimization/71709
9346 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
9347 being set, not referenced.
9349 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
9351 PR tree-optimization/70729
9352 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
9353 of loop since it can be not valid after transformation.
9355 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9357 * config/arm/arm.c (thumb_reload_in_hi): Delete.
9358 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
9360 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
9362 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
9365 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9368 * config/rs6000/constraints.md (wY constraint): New constraint to
9369 match the requirements for the LXSD and STXSD instructions.
9370 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
9371 predicate to match the requirements for the LXSD and STXSD
9373 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
9374 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
9375 to make sure that the bottom 2 bits of offset are 0, the address
9376 form is offsettable, and no updating is done in the address mode.
9377 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
9378 (movdi_internal32): Likewise
9379 (movdi_internal64): Likewise.
9381 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9383 PR tree-optimization/71707
9384 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
9385 strinfo even for ADDR_EXPR ptr.
9387 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9389 * config/rs6000/altivec.md (darn_32): Change the condition to
9390 TARGET_P9_MISC instead of TARGET_MODULO.
9391 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
9392 condition expression.
9393 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
9394 condition expression.
9395 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
9396 (DFP_TEST): New code iterator.
9397 (dfptstsfi_<code>_mode>): New define_expand.
9398 (*dfp_sgnfcnc_<mode>): New define_insn.
9399 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9400 definition next to BU_P9_MISC_1 definition and change the MASK
9401 value to RS6000_BTM_P9_MISC.
9402 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9403 (BU_P9_64BIT_MISC_0): Likewise.
9404 (BU_P9_DFP_MISC_0): New macro definition.
9405 (BU_P9_DFP_MISC_1): New macro definition.
9406 (BU_P9_DFP_MISC_2): New macro definition.
9407 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9408 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9409 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9410 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9411 (TSTSFI_LT_TD): Likewise.
9412 (TSTSFI_EQ_DD): Likewise.
9413 (TSTSFI_EQ_TD): Likewise.
9414 (TSTSFI_GT_DD): Likewise.
9415 (TSTSFI_GT_TD): Likewise.
9416 (TSTSFI_OV_DD): Likewise.
9417 (TSTSFI_OV_TD): Likewise.
9418 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9419 (TSTSFI_LT_DD): Likewise.
9420 (TSTSFI_LT_TD): Likewise.
9421 (TSTSFI_EQ): Likewise.
9422 (TSTSFI_EQ_DD): Likewise.
9423 (TSTSFI_EQ_TD): Likewise.
9424 (TSTSFI_GT): Likewise.
9425 (TSTSFI_GT_DD): Likewise.
9426 (TSTSFI_GT_TD): Likewise.
9427 (TSTSFI_OV): Likewise.
9428 (TSTSFI_OV_DD): Likewise.
9429 (TSTSFI_OV_TD): Likewise.
9430 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9431 overloaded test significance functions.
9432 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9433 OPTION_MASK_P9_MISC into the representation of this mask.
9434 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9436 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9437 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9439 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9440 argument is a 6-bit unsigned literal value if the icode argument
9441 represents a DFP test significance built-in call.
9442 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9443 flag used independently and in combination with the
9444 RS6000_BTM_64BIT flag.
9445 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9446 (rs6000_builtin_mask_names): Add entry for power9-misc
9447 command-line option.
9448 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9449 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9450 RS6000_BTM_P9_MISC macros.
9451 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9452 option and change the description of the -mpower9-vector option to
9453 enable only vector instructions, removing its erroneously claimed
9454 support for scalar instructions.
9455 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9456 the ISA 3.0 digital floating point test significance built-in
9459 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9461 * config/aarch64/aarch64.c (cortexa35_tunings):
9462 Enable AES fusion. Use cortexa57_branch_cost.
9463 (cortexa53_tunings): Use cortexa57_branch_cost.
9464 (cortexa72_tunings): Use cortexa57_branch_cost.
9465 Use AUTOPREFETCHER_WEAK.
9466 (cortexa73_tunings): Use cortexa57_branch_cost.
9468 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9469 James Greenhalgh <james.greenhalgh@arm.com>
9471 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9472 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9473 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9474 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9475 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9476 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9477 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9478 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9479 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9480 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9481 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9482 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9483 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9486 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9487 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9489 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9491 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9493 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9496 * gcc.c (driver::build_option_suggestions): Pass "option" to
9497 add_misspelling_candidates.
9498 * opts-common.c (add_misspelling_candidates): Add "option" param;
9499 use it to avoid adding negated forms for options marked with
9501 * opts.h (add_misspelling_candidates): Add "option" param.
9503 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9506 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9507 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9508 first when permuting bitwise operation with rotate. Cast
9509 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9511 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9513 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9514 for misspelled param names.
9515 * params.c: Include spellcheck.h.
9516 (find_param_fuzzy): New function.
9517 * params.h (find_param_fuzzy): New prototype.
9518 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9519 * spellcheck.h (struct edit_distance_traits<const char *>):
9522 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9524 * config/rs6000/predicates.md (const_0_to_7_operand): New
9525 predicate, recognize 0..7.
9526 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9527 support for doing extracts from V16QImode, V8HImode, V4SImode
9529 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9530 vector extract support.
9531 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9532 for ISA 3.0 vector extract.
9533 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9534 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9535 extracts of a constant element number from small integer vectors
9536 on 64-bit ISA 3.0 systems.
9537 (vsx_extract_<mode>_di): Likewise.
9538 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9539 say when we can do ISA 3.0 vector extracts.
9540 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9541 registers, using the stxsiwx instruction.
9543 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9545 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9546 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9547 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9548 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9549 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9550 * config/arm/arm.c (arm_qdf24xx_tune): New.
9552 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9554 * config/aarch64/aarch64.c (cortexa53_tunings):
9555 Increase loop alignment to 8. Set function alignment to 16.
9556 (cortexa35_tunings): Likewise.
9557 (cortexa57_tunings): Increase loop alignment to 8.
9558 (cortexa72_tunings): Likewise.
9559 (cortexa73_tunings): Likewise.
9561 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9563 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9564 for arm_fp16_ok and arm_fp16_hw.
9565 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9566 arm_fp16_alternative.
9568 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9570 PR tree-optimization/71655
9571 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9572 types when swapping operands.
9574 2016-06-29 Martin Liska <mliska@suse.cz>
9577 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9578 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9579 of build_optimization_node.
9581 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9583 PR tree-optimization/70729
9584 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9585 independent in loops having positive safelen value.
9586 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9587 it may be not valid after vectorization.
9589 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9591 PR tree-optimization/71625
9592 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9593 is sorted by ascending list->offset. If PTR is non-NULL and there is
9594 previous strinfo, call get_stridx_plus_constant.
9595 (get_stridx): Pass exp as second argument to get_addr_stridx.
9596 (addr_stridxptr): Add missing list = list->next, so that there can be
9597 more than one entries in the list. Bump limit from 16 to 32. Ensure
9598 the list is sorted by ascending list->offset.
9599 (get_stridx_plus_constant): Adjust so that it can be also called with
9600 ADDR_EXPR instead of SSA_NAME as PTR.
9601 (handle_char_store): Pass NULL_TREE as second argument to
9604 2016-06-29 Richard Biener <rguenther@suse.de>
9606 PR rtl-optimization/68961
9607 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9609 2016-06-29 Richard Biener <rguenther@suse.de>
9612 * alias.c (component_uses_parent_alias_set_from): Handle
9613 type punning through union accesses by using the union alias set.
9614 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9616 2016-07-29 Richard Biener <rguenther@suse.de>
9618 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9619 precision not matching mode precision.
9621 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9623 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9624 pa_output_arg_descriptor.
9625 (call_val_symref_64bit_post_reload): Likewise.
9626 (call_val_powf_64bit_post_reload): Likewise.
9627 (sibcall_internal_symref_64bit): Likewise.
9628 (sibcall_value_internal_symref_64bit): Likewise.
9630 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9633 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9634 a constant, force its SUBREG_REG into memory or register instead
9637 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9640 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9641 * doc/invoke.texi (AVR Options): Document it.
9643 2016-06-28 Walter Lee <walt@tilera.com>
9645 * config/tilegx/linux.h: Do not include arch/icache.h
9646 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9647 * config/tilepro/linux.h: Do not include arch/icache.h
9648 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9650 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9652 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9653 for big-endian BIT_FIELD_REF.
9655 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9657 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9658 ('size' attribute): Add '128'.
9660 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9661 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9662 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9663 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9664 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9665 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9666 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9667 *trunc<mode>df2_odd): Set size attribute to '128'.
9668 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9669 * config/rs6000/power6.md (power6-fp): Include dfp type.
9670 * config/rs6000/power7.md (power7-fp): Likewise.
9671 * config/rs6000/power8.md (power8-fp): Likewise.
9672 * config/rs6000/power9.md: New file.
9673 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9674 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9675 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9677 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9678 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9679 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9680 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9681 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9682 dfp_dscri_<mode>): Change type attribute to dfp.
9683 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9684 attribute to vecsimple.
9685 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9686 and prefetch streams.
9687 (rs6000_option_override_internal): Remove temporary code setting
9688 tuning to power8. Don't set rs6000_sched_groups for power9.
9689 (last_scheduled_insn): Change to rtx_insn *.
9690 (divide_cnt, vec_load_pendulum): New variables.
9691 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9692 (rs6000_issue_rate): Set issue rate for Power9.
9693 (is_power9_pairable_vec_type): New.
9694 (power9_sched_reorder2): New.
9695 (rs6000_sched_reorder2): Call new function for Power9 specific
9697 (insn_must_be_first_in_group): Remove Power9.
9698 (insn_must_be_last_in_group): Likewise.
9699 (force_new_group): Likewise.
9700 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9701 Initialize divide_cnt/vec_load_pendulum.
9702 (_rs6000_sched_context, rs6000_init_sched_context,
9703 rs6000_set_sched_context): Handle context save/restore of new
9706 2016-06-28 Richard Biener <rguenther@suse.de>
9708 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9709 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9710 COMPONENT_REF operand.
9711 (nonoverlapping_component_refs_p): Likewise.
9712 * stor-layout.c (start_bitfield_representative): Mark
9713 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9715 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9717 * Makefile.in: Don't cat ../stage_current if it does not exist.
9719 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9720 last argument is a bit-field.
9722 PR rtl-optimization/71673
9723 * internal-fn.c (expand_arith_overflow_result_store): Use
9724 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9725 expand_simple_binop.
9728 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9729 expand_ifn_atomic_compare_exchange): New functions.
9730 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9731 * tree.h (build_call_expr_internal_loc): Rename to ...
9732 (build_call_expr_internal_loc_array): ... this. Fix up type of
9734 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9735 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9736 ATOMIC_COMPARE_EXCHANGE result.
9737 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9738 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9739 fold_builtin_atomic_compare_exchange): New prototypes.
9740 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9741 fold_builtin_atomic_compare_exchange): New functions..
9742 * tree-ssa.c (execute_update_addresses_taken): If
9743 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9744 of call when finding addressable vars, and if such var becomes
9745 non-addressable, call fold_builtin_atomic_compare_exchange.
9747 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9750 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9751 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9753 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9755 * config/rs6000/rs6000.md ('type' attribute): Add
9756 veclogical,veccmpfx,vecexts,vecmove insn types.
9757 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9758 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9759 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9760 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9761 *nabs<mode>2_hw): Change type to vecmove.
9762 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9763 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9764 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9765 *ieee_128bit_vsx_abs<mode>2_internal,
9766 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9767 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9768 *ieee128_mtvsrd_32bit): Change type to veclogical.
9769 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9770 *movdi_internal32, *movdi_internal64): Update insn types.
9771 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9772 vsx_extract_<mode>): Change type to veclogical.
9773 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9774 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9775 *vsx_sign_extend_si_v2di): Change type to vecexts.
9776 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9778 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9779 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9780 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9781 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9782 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9783 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9784 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9785 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9786 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9787 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9788 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9789 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9790 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9791 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9792 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9793 (ppc7450-vecsimple): Add veclogical, vecmove.
9794 (ppc7450-veccmp): Add veccmpfx.
9795 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9797 (ppc8540_vector_compare): Add veccmpfx.
9798 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9799 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9800 (cell-vecsimple): Add veclogical, vecmove.
9801 (cell-veccmp): Add veccmpfx.
9802 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9803 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9805 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9806 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9807 (power4-vecsimple): Add veclogical, vecmove.
9808 (power4-veccmp): Add veccmpfx.
9809 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9810 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9811 (power6-vecsimple): Add veclogical, vecmove.
9812 (power6-veccmp): Add veccmpfx.
9813 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9814 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9815 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9816 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9817 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9818 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9819 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9821 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9823 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9826 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9827 OPTION_MASK_P9_DFORM_VECTOR.
9828 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9829 disable -mpower9-dform-vector when using reload.
9830 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9831 New 'strict' argument. Update all callers. Add strict addressing
9833 (rs6000_legitimate_offset_address_p): Remove call to
9834 virtual_stack_registers_memory_p.
9835 (rs6000_legitimize_reload_address): Add quad address support.
9836 (rs6000_legitimate_address_p): Move call to quad_address_p above
9837 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9838 to account for new strict usage.
9839 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9840 for new strict usage.
9841 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9843 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9850 * config/i386/i386.c (ix86_spill_class): Disable condition to
9851 always return NO_REGS.
9853 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9855 * predict.c: Include gimple-pretty-print.h
9856 (predicted_by_loop_heuristics_p): Check also
9857 PRED_LOOP_EXIT_WITH_RECURSION
9858 (predict_loops): Find self recursive calls and use special purpose
9859 predictors for them; dump log about decisions.
9860 (pass_profile::execute): Dump info about #of iterations.
9861 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9862 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9864 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9866 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9867 output_asm_insn calls and shorten long lines. Output .CALL
9868 argument descriptor using pa_output_arg_descriptor. Add various
9869 inline $$dyncall and other optimizations.
9870 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9872 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9874 PR tree-optimization/71643
9875 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9878 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9879 leak a bitmap if dep_bb is NULL.
9881 PR tree-optimization/71631
9882 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9883 to rewrite_expr_tree even if negate_result, move new_lhs var
9884 declaration and initialization earlier, for powi_result set afterwards
9885 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9886 if new_lhs != lhs, and don't shadow gsi var.
9888 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9890 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9891 Add in_loop parameter.
9892 (predict_loops): Add loop guard heuristics.
9893 * predict.def (PRED_LOOP_GUARD): New heuristics.
9895 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9897 * predict.c: Include ipa-utils.h
9898 (tree_bb_level_prediction): Predict recursive calls.
9899 (tree_estimate_probability_bb): Skip inexpensive calls for call
9901 * predict.def (PRED_RECURSIVE_CALL): New.
9903 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9905 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9906 (BU_FLOAT128_1): Likewise.
9908 (COPYSIGNQ): Likewise.
9909 (RS6000_BUILTIN_NANQ): Likewise.
9910 (RS6000_BUILTIN_NANSQ): Likewise.
9911 (RS6000_BUILTIN_INFQ): Likewise.
9912 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9913 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9914 (TARGET_FOLD_BUILTIN): New #define.
9915 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9916 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9917 (rs6000_fold_builtin): New target hook implementation, handling
9918 folding of 128-bit NaNs and infinities.
9919 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9920 entries are filled in to avoid problems during bootstrap
9921 self-test; define builtins for 128-bit NaNs and infinities.
9922 (rs6000_opt_mask): Add entry for float128.
9923 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9924 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9925 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9926 (const_str_type_node): New #define.
9927 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9928 to a define_expand that dispatches to either copysign<mode>3_soft
9929 or copysign<mode>3_hard.
9930 (copysign<mode>3_hard): Rename from copysign<mode>3.
9931 (copysign<mode>3_soft): New define_insn.
9932 * doc/extend.texi: Document new builtins.
9934 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9936 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9937 PRIu64 instead of lu.
9939 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9942 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9945 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9947 PR tree-optimization/71647
9948 * omp-low.c (lower_rec_input_clauses): Convert
9949 omp_clause_aligned_alignment (c) to size_type_node for the
9950 last argument of __builtin_assume_aligned.
9952 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9954 * configure.ac (calling ___tls_get_addr via GOT): New
9955 assembler/linker check.
9956 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9957 assembler and linker supports calling ___tls_get_addr via GOT.
9958 Otherise, defined to 0.
9959 * config.in: Regenerated.
9960 * configure: Likewise.
9961 * config/i386/constraints.md (Yb): New constraint.
9962 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9963 (REG_CLASS_NAMES): Likewise.
9964 (REG_CLASS_CONTENTS): Likewise.
9965 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9966 the b constraint with the Yb constraint. Call ___tls_get_addr
9967 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9969 (*tls_local_dynamic_base_32_gnu): Likewise.
9970 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9971 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9972 (*tls_local_dynamic_base_64_<mode>): Likewise.
9974 2016-06-24 Martin Liska <mliska@suse.cz>
9976 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9977 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9979 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9980 argument to true if the expected number of iterations is
9983 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9985 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9986 assemble for 32bit target.
9987 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9988 and $ld_ix86_gld_32_opt to link for 32bit target.
9989 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9990 * configure: Regenerate.
9992 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9994 * config/arm/arm.c (int_log2): Delete definition and prototype.
9995 (shift_op): Use exact_log2 instead of int_log2.
9996 (vfp3_const_double_for_fract_bits): Likewise.
9998 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10000 * internal-fn.c (expand_arith_set_overflow): New function.
10001 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10003 (expand_arith_overflow_result_store): Likewise. Handle precision
10004 smaller than mode precision.
10005 * tree-vrp.c (extract_range_basic): For imag part, handle
10006 properly signed 1-bit precision result.
10007 * doc/extend.texi (__builtin_add_overflow): Document that last
10008 argument can't be pointer to enumerated or boolean type.
10009 (__builtin_add_overflow_p): Document that last argument can't
10010 have enumerated or boolean type.
10012 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10013 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10015 * config/rs6000/predicates.md (splat_input_operand): Rework.
10016 Don't allow constants, since the insns that use this predicate
10017 don't support constants. Constants are handled by other insns
10018 that are created via combine. During and after register
10019 allocation, only allow indexed or indirect addresses, and not
10020 general addresses. Only allow modes supported by the hardware.
10021 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10022 comment. Move check for using VSPLTIS<x> to a common location,
10023 instead of doing it in two different places.
10025 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10027 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10028 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10029 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10030 signature_CENTAUR_ebx.
10032 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10036 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10037 (as_ix86_gas_32_opt): This.
10038 (ld_ix86_tls_ldm_opt): Renamed to ...
10039 (ld_ix86_gld_32_opt): This.
10040 (R_386_TLS_LDM reloc): Updated.
10041 (R_386_GOT32X reloc): New assembler/linker check.
10042 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10043 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10045 * config.in: Regenerated.
10046 * configure: Likewise.
10047 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10048 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10049 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10050 if ix86_force_load_from_GOT_p returns true.
10051 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10052 ix86_force_load_from_GOT_p returns true.
10053 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10054 the external function address via the GOT slot.
10055 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10056 HAVE_AS_IX86_GOT32X before returning false.
10057 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10058 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10060 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10062 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10064 2016-06-23 Andi Kleen <ak@linux.intel.com>
10066 * Makefile.in: Regenerate.
10067 * doc/install.texi: Document autoprofiledbootstrap.
10069 2016-06-23 Andi Kleen <ak@linux.intel.com>
10071 * config/i386/gcc-auto-profile: New file.
10073 2016-06-23 Martin Liska <mliska@suse.cz>
10075 PR middle-end/71619
10076 * predict.c (predict_loops): Revert the hunk that was removed
10079 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10081 * config.gcc: Add support for arm*-*-phoenix* targets.
10082 * config/arm/t-phoenix: New.
10083 * config/phoenix.h: New.
10085 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10086 H.J. Lu <hongjiu.lu@intel.com>
10089 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10090 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10091 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10092 ix86_force_load_from_GOT_p returns true.
10093 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10094 ix86_force_load_from_GOT_p returns true.
10095 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10096 ix86_force_load_from_GOT_p returns true.
10097 (ix86_expand_move): Load the external function address via the
10098 GOT slot if ix86_force_load_from_GOT_p returns true.
10099 * config/i386/predicates.md (x86_64_immediate_operand): Return
10100 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10101 (x86_64_zext_immediate_operand): Ditto.
10103 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10105 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10107 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10110 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10111 * diagnostic.c (pedwarn_at_rich_loc): New function.
10112 * spellcheck.h (best_match::best_match): Add a
10113 "best_distance_so_far" optional parameter.
10114 (best_match::set_best_so_far): New method.
10115 (best_match::get_best_distance): New accessor.
10116 (best_match::get_best_candidate_length): New accessor.
10118 2016-06-22 Nick Clifton <nickc@redhat.com>
10120 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10121 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10122 modes are accepted as well.
10123 (ucompare_loc_descriptor): Likewise.
10124 (minmax_loc_descriptor): Likewise.
10125 (clz_loc_descriptor): Likewise.
10126 (popcount_loc_descriptor): Likewise.
10127 (bswap_loc_descriptor): Likewise.
10128 (rotate_loc_descriptor): Likewise.
10129 (mem_loc_descriptor): Likewise.
10130 (loc_descriptor): Likewise.
10132 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10134 * common.opt (fdiagnostics-parseable-fixits): New option.
10135 * diagnostic.c: Include "selftest.h".
10136 (print_escaped_string): New function.
10137 (print_parseable_fixits): New function.
10138 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10139 (selftest::assert_print_escaped_string): New function.
10140 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10141 (selftest::test_print_escaped_string): New function.
10142 (selftest::test_print_parseable_fixits_none): New function.
10143 (selftest::test_print_parseable_fixits_insert): New function.
10144 (selftest::test_print_parseable_fixits_remove): New function.
10145 (selftest::test_print_parseable_fixits_replace): New function.
10146 (selftest::diagnostic_c_tests): New function.
10147 * diagnostic.h (struct diagnostic_context): Add field
10148 "parseable_fixits_p".
10149 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10150 -fdiagnostics-parseable-fixits.
10151 (-fdiagnostics-parseable-fixits): New option.
10152 * opts.c (common_handle_option): Handle
10153 -fdiagnostics-parseable-fixits.
10154 * selftest-run-tests.c (selftest::run_tests): Call
10155 selftest::diagnostic_c_tests.
10156 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10158 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10160 PR tree-optimization/71488
10161 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10162 comparison of boolean vectors.
10163 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10164 of boolean vectors using bitwise operations.
10166 2016-06-22 Andreas Schwab <schwab@suse.de>
10168 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10169 Remove declaration.
10171 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10173 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10175 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10177 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10180 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10182 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10183 * config/arm/arm-cores.def (cortex-a73): New entry.
10184 (cortex-a73.cortex-a35): Likewise.
10185 (cortex-a73.cortex-a53): Likewise.
10186 * config/arm/arm-tables.opt: Regenerate.
10187 * config/arm/arm-tune.md: Likewise.
10188 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10189 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10190 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10191 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10192 * doc/invoke.texi (ARM Options): Document cortex-a73,
10193 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10195 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10197 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10198 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10199 (cortex-a73.cortex-a35): Likewise.
10200 (cortex-a73.cortex-a53): Likewise.
10201 * config/aarch64/aarch64-tune.md: Regenerate.
10202 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10203 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10206 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10208 * configure.ac (gcc_cv_as_compress_debug): Remove
10209 --compress-debug-sections as extra as switch.
10210 Handle gas --compress-debug-sections=type.
10211 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10212 Handle gld --compress-debug-sections=type.
10213 * configure: Regenerate.
10215 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10217 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10219 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10221 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10222 (do_rewrite): likewise.
10224 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10226 * common/config/mep/mep-common.c: Remove.
10227 * config.gcc: Remove mep-* support.
10228 * config/mep/constraints.md: Remove.
10229 * config/mep/default.h: Remove.
10230 * config/mep/intrinsics.h: Remove.
10231 * config/mep/intrinsics.md: Remove.
10232 * config/mep/ivc2-template.h: Remove.
10233 * config/mep/mep-c5.cpu: Remove.
10234 * config/mep/mep-core.cpu: Remove.
10235 * config/mep/mep-default.cpu: Remove.
10236 * config/mep/mep-ext-cop.cpu: Remove.
10237 * config/mep/mep-intrin.h: Remove.
10238 * config/mep/mep-ivc2.cpu: Remove.
10239 * config/mep/mep-pragma.c: Remove.
10240 * config/mep/mep-protos.h: Remove.
10241 * config/mep/mep.c: Remove.
10242 * config/mep/mep.cpu: Remove.
10243 * config/mep/mep.h: Remove.
10244 * config/mep/mep.md: Remove.
10245 * config/mep/mep.opt: Remove.
10246 * config/mep/predicates.md: Remove.
10247 * config/mep/t-mep: Remove.
10248 * doc/install.texi: Remove mep-* documentation.
10249 * doc/md.texi: Likewise.
10251 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10253 * config.gcc: Remove support for avr-rtems.
10254 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10255 * config/avr/rtems.h: Remove.
10256 * config/avr/t-rtems: Remove.
10258 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10260 * config.gcc: Remove m32r-rtems support.
10261 * config/m32r/rtems.h: Remove.
10263 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10265 * config.gcc: Remove h8300-rtems support.
10266 * config/h8300/rtems.h: Remove.
10267 * config/h8300/t-rtems: Remove.
10269 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10271 * config.gcc: Remove support for knetbsd.
10272 * configure.ac: Likewise.
10273 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
10274 * config/knetbsd-gnu.h: Remove.
10275 * configure: Regenerate.
10277 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10279 * config.gcc: Remove support for openbsd 2 and 3.
10280 * config/openbsd-oldgas.h: Remove.
10282 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10284 * config.gcc: Remove interix support.
10285 * config/i386/i386-interix.h: Remove.
10286 * config/i386/interix.opt: Remove.
10287 * config/i386/t-interix: Remove.
10288 * configure: Regenerate.
10289 * configure.ac: Remove interix support.
10290 * doc/install.texi: Remove interix documentation.
10292 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
10294 * config/rs6000/rs6000.h: Add conditional preprocessing directives
10295 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
10298 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10300 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
10301 they are both PLACEHOLDER_EXPRs.
10303 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10305 * stor-layout.c (layout_type): Move setting complex MODE to
10306 layout_type, instead of setting it ahead of time by the caller.
10307 * tree.c (build_complex_type): Likewise.
10309 2016-06-21 Martin Liska <mliska@suse.cz>
10311 * predict.c (force_edge_cold): Replace imposisble with
10314 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10316 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
10317 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
10319 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10321 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
10323 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
10324 Ilya Enkovich <ilya.enkovich@intel.com>
10327 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10328 New member function to convert V1TImode register to SUBREG
10329 TImode in debug insn.
10330 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
10331 after changing register mode to V1TImode.
10333 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
10335 * config/aarch64/aarch64-cores.def (vulcan): New core.
10336 * config/aarch64/aarch64-tune.md: Regenerate.
10337 * doc/invoke.texi: Document vulcan as an available option.
10339 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10341 * cse.c (canon_asm_operands): New function extracted from...
10342 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
10343 either standalone or member of a PARALLEL.
10345 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10348 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
10349 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
10350 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
10352 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10355 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
10356 constant addresses if can_create_pseudo_p.
10358 2016-06-21 Jakub Jelinek <jakub@redhat.com>
10360 PR tree-optimization/71588
10361 * tree-ssa-strlen.c (valid_builtin_call): New function.
10362 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
10365 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10367 PR middle-end/71581
10368 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
10369 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
10370 for conversion of scalar user var to complex type and use the
10371 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10374 PR rtl-optimization/71591
10375 * toplev.c (toplev::run_self_tests): If no_backend, complain and
10376 don't run any tests.
10378 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
10381 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
10382 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
10383 space for PIC with non-v32 and the common non-PIC "jump".
10385 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10388 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
10389 returned values and add UN*/LTGT/*ORDERED cases with values matching
10390 D operand modifier on vcmp for AVX.
10392 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10394 * config/aarch64/aarch64.opt
10395 (mpc-relative-literal-loads): Rename internal option name.
10396 * config/aarch64/aarch64.c
10397 (aarch64_nopcrelative_literal_loads): Rename to
10398 aarch64_pcrelative_literal_loads.
10399 (aarch64_expand_mov_immediate): Likewise.
10400 (aarch64_secondary_reload): Likewise.
10401 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10402 (aarch64_override_options_after_change_1): Rename and simplify logic.
10403 (aarch64_classify_symbol): Merge large model checks into switch,
10404 remove pc-relative load check.
10406 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10408 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10409 costs relative to the cost of a register move.
10411 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10413 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10414 (vcvt_n_f64_u64): Likewise.
10415 (vcvt_n_s64_f64): Likewise.
10416 (vcvt_n_u64_f64): Likewise.
10417 (vcvt_f64_s64): Likewise.
10418 (vrecpe_f64): Likewise.
10419 (vcvt_f64_u64): Likewise.
10420 (vrecps_f64): Likewise.
10422 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10424 * config/aarch64/aarch64.md
10425 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10427 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10429 * config/aarch64/aarch64-builtins.c
10430 (aarch64_types_binop_uss_qualifiers): Delete.
10431 (TYPES_BINOP_USS): Likewise.
10432 (aarch64_types_binop_sus_qualifiers): Likewise.
10433 (TYPES_BINOP_SUS): Likewise.
10434 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10435 (TYPES_FCVTIMM_SUS): Likewise.
10436 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10438 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10439 (fcvtzs): Use SHIFTIMM rather than BINOP.
10440 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10442 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10444 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10445 costs relative to the cost of a register move.
10447 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10449 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10450 Allow scalar/single vector modes to be tieable.
10452 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10454 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10456 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10458 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10460 * tree.h (TYPE_ALIGN): Likewise.
10462 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10465 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10467 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10469 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10470 literal" build warnings.
10471 (avr_print_operand_address): Dito.
10473 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10476 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10477 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10479 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10481 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10483 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10486 * reload1.c (reload): Pass 0 to finish_spills when called because
10487 update_eliminables_and_spill returns true and remove did_spill.
10488 (finish_spills): Adjust comment and document GLOBAL parameter.
10490 2016-06-17 DJ Delorie <dj@redhat.com>
10493 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10494 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10495 (umulqihi3_virt): Likewise.
10496 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10497 (umulqihi3_real): Likewise.
10499 2016-06-17 Martin Liska <mliska@suse.cz>
10501 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10503 2016-06-17 Martin Liska <mliska@suse.cz>
10505 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10507 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10509 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10511 (vaddq_f32): Likewise.
10512 (vmul_f32): Likewise.
10513 (vmulq_f32): Likewise.
10514 (vsub_f32): Likewise.
10515 (vsubq_f32): Likewise.
10517 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10519 PR tree-optimization/71347
10520 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10521 cost for all uses in group.
10523 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10525 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10526 insert gimple seq if it's not empty.
10528 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10530 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10532 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10533 rather than OFFSET.
10534 (comp_dr_with_seg_len_pair): Ditto.
10535 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10536 struct dr_with_seg_len_pair against DR_OFFSET.
10537 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10538 DR_OFFSET directly.
10540 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10542 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10544 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10546 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10547 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10548 (pa_output_millicode_call): Likewise.
10549 (pa_output_call): Likewise.
10550 (pa_output_indirect_call): Likewise.
10551 (pa_asm_output_mi_thunk): Likewise.
10553 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10555 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10557 2016-06-16 Martin Liska <mliska@suse.cz>
10559 * predict.c (combine_predictions_for_insn): When we find a first
10560 match predictor, we should consider just predictors with
10561 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10562 DS theory predictor.
10563 (combine_predictions_for_bb): Likewise.
10565 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10567 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10568 with base of reference to struct.
10570 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10572 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10574 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10577 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10578 progmem_swtable_section.
10579 (progmem_swtable_section): Remove.
10580 (avr_asm_function_rodata_section): Remove.
10581 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10582 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10584 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10586 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10587 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10588 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10589 signature_CENTAUR_ebx.
10590 * config/i386/i386.c (ix86_option_override_internal): Add
10591 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10592 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10593 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10595 2016-06-16 Martin Liska <mliska@suse.cz>
10597 * predict.def: Add fortran loop preheader predictor.
10598 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10599 fold IFN_BUILTIN_EXPECT with a known constant argument.
10601 2016-06-16 Martin Liska <mliska@suse.cz>
10603 * predict.def: Add 'Fortran' to display text of all
10604 PRED_FORTRAN_* predictors.
10606 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10609 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10610 [IA64_BUILTIN_NANSQ]: Ditto.
10611 (ia64_fold_builtin): New function.
10612 (TARGET_FOLD_BUILTIN): New define.
10613 (ia64_init_builtins) Declare const_string_type node.
10614 Add __builtin_nanq and __builtin_nansq builtin functions.
10615 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10617 2016-06-16 Nick Clifton <nickc@redhat.com>
10619 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10620 MSP430_HWMULT_ prefix to enum values.
10621 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10622 * config/msp430/msp430.c: Update use of enum values.
10623 * config/msp430/msp430.md: Likewise.
10624 * config/msp430/msp430.opt: Likewise.
10626 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10628 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10629 of comparsions in the last iteration.
10631 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10632 Joern Rennecke <joern.rennecke@embecosm.com>
10634 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10636 (arc_needs_pcl_p): Add GOTOFFPC.
10637 (arc_legitimate_pic_addr_p): Likewise.
10638 (arc_output_pic_addr_const): Likewise.
10639 (arc_legitimize_pic_address): Generate a pc-relative address using
10641 (arc_output_libcall): Use @pcl syntax.
10642 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10643 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10644 (*movsi_insn): Use @pcl syntax.
10645 (doloop_begin_i): Likewise.
10647 2016-06-16 Martin Liska <mliska@suse.cz>
10649 * predict.def: Define a new predictor.
10651 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10653 * config/arc/arc.opt (mtp-regno): Update text.
10655 2016-06-16 Renlin Li <renlin.li@arm.com>
10657 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10659 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10662 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10663 (setcc + and peephole2): Likewise.
10665 PR rtl-optimization/71532
10666 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10669 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10671 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10672 DImode constants with XXSPLTIB in vector registers.
10673 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10674 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10675 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10676 extraction of the element at the top of the register as a scalar
10678 (vsx_extract_<mode>_internal1): Likewise.
10679 (vsx_extract_<mode>_internal2): Likewise.
10680 * config/rs6000/constraints.md (wi constraint): Remove a comment
10681 about DImode not being allowed in Altivec registers.
10682 (wB constraint): New constraint for constants that can be
10683 generated in Altivec registers with VSPLTISW/VUPKHSW.
10684 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10686 (xxspltib_constant_nosplit): Likewise.
10687 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10688 support for -mupper-regs-di to enable DImode to go into Altivec
10690 (POWERPC_MASKS): Likewise.
10691 (power7 cpu): Likewise.
10692 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10693 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10694 for DImode being allowed in Altivec registers. Update wi/wj
10695 constraints. Set scalar_in_vmx_p flag.
10696 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10697 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10698 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10699 (rs6000_opt_masks): Add -mupper-regs-di.
10700 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10701 direct move to use wi and not wj.
10702 (lfiwzx): Likewise.
10703 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10705 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10706 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10707 any VSX register, instead of just Altivec registers, to allow
10708 either operand to be an Altivec register or both.
10709 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10710 (movdi_internal32): Add support for -mupper-regs-di. Add support
10711 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10712 the alternatives and attributes to be lined up to be easier to
10714 (movdi_internal64): Likewise.
10715 (64-bit DImode splitters): Change predicates to only split loading
10716 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10717 load constants in ISA 3.0 or ISA 2.07 respectively.
10718 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10719 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10720 mention -mcpu=power9 sets these options.
10721 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10724 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10727 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10728 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10729 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10730 by default to warn misspelled interrupt/ signal handler.
10731 * doc/invoke.texi (AVR Options): Document it. Update description
10732 for -nodevicelib option.
10734 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10736 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10737 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10738 (aarch64_<sur>shll2_n<mode>): Likewise.
10740 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10742 PR middle-end/71529
10743 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10744 DECL_CONTEXT for copied arguments.
10746 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10748 PR tree-optimization/71483
10749 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10752 2016-06-15 Martin Liska <mliska@suse.cz>
10754 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10755 instead of predict_edge w/o a probability.
10757 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10759 PR tree-optimization/71439
10760 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10763 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10765 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10766 register subregs in SET_SRC.
10768 2016-06-15 Richard Biener <rguenther@suse.de>
10770 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10771 store restrictions.
10773 2016-06-15 Richard Biener <rguenther@suse.de>
10775 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10776 not consider dependences between accesses that belong to the
10778 (vect_analyze_data_ref_dependences): Do not analyze read-read
10779 or self-dependences.
10781 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10783 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10785 (find_closest_identifier): Reimplement in terms of
10786 best_match<tree,tree>.
10787 * spellcheck-tree.h: New file.
10788 * spellcheck.c (struct edit_distance_traits<const char *>): New
10790 (find_closest_string): Reimplement in terms of
10791 best_match<const char *, const char *>.
10792 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10793 overload to spellcheck-tree.h.
10794 (find_closest_identifier): Likewise.
10795 (struct edit_distance_traits<T>): New template.
10796 (class best_match): New class.
10798 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10800 * selftest-run-tests.c (selftest::run_tests): Call
10801 selftest::spellcheck_tree_c_tests.
10802 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10803 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10804 (selftest::test_find_closest_identifier): New function.
10805 (selftest::spellcheck_tree_c_tests): New function.
10806 * spellcheck.c (selftest::test_find_closest_string): Verify that
10807 the order of the vec does not affect the results for this case.
10808 (selftest::test_data): New array.
10809 (selftest::test_metric_conditions): New function.
10810 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10811 Call selftest::test_metric_conditions.
10813 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10815 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10816 (BU_P9_MISC_1): Likewise.
10817 (BU_P9_64BIT_MISC_0): Likewise.
10818 (BU_P9_MISC_0): Likewise.
10820 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10822 * gcc-rich-location.c
10823 (gcc_rich_location::add_fixit_misspelled_id): New method.
10824 * gcc-rich-location.h
10825 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10827 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10829 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10830 FreeBSD 11 and above.
10832 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10834 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10836 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10838 * expmed.h: Close parenthesis in "at your option" in copyright
10840 * lower-subreg.h: Likewise.
10842 2016-06-14 Richard Biener <rguenther@suse.de>
10844 PR middle-end/71526
10845 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10848 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10850 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10852 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10853 mask+shift version.
10854 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10856 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10857 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10859 2016-06-14 Richard Biener <rguenther@suse.de>
10861 PR tree-optimization/71522
10862 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10863 copying into float copying.
10865 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10867 PR tree-optimization/71520
10868 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10869 (replace_block_by): Move user labels from bb1 to bb2.
10871 2016-06-14 Richard Biener <rguenther@suse.de>
10873 PR middle-end/71310
10875 * expr.h (get_bit_range): Declare.
10876 * expr.c (get_bit_range): Export.
10877 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10878 word_mode again to constrain the bitfield access.
10880 2016-06-14 Richard Biener <rguenther@suse.de>
10882 PR tree-optimization/71521
10883 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10884 division int_const_binop against zero divisor.
10886 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10888 * config/i386/i386.md (signbittf2): New expander.
10889 * config/i386/sse.md (ptesttf2): New insn pattern.
10891 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10894 * input.c (selftest::test_reading_source_line): Avoid reading from
10895 __FILE__ by creating a tempfile with known content and reading
10898 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10900 * pretty-print.c (assert_pp_format_colored): Skip the test if
10902 (test_pp_format): Remove comment about GCC_COLORS.
10904 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10906 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10907 * pretty-print.c (assert_pp_format_va): Add location param and use
10908 it with ASSERT_STREQ_AT.
10909 (assert_pp_format): Add location param and pass it to
10910 assert_pp_format_va.
10911 (assert_pp_format_colored): Likewise.
10912 (ASSERT_PP_FORMAT_1): New.
10913 (ASSERT_PP_FORMAT_2): New.
10914 (ASSERT_PP_FORMAT_3): New.
10915 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10916 explicitly, or implicitly via the above macros.
10917 * selftest.c (selftest::pass): Use a selftest::location rather
10918 than file and line.
10919 (selftest::fail): Likewise. Print the function name.
10920 (selftest::fail_formatted): Likewise.
10921 (selftest::assert_streq): Use a selftest::location rather than
10923 * selftest.h (selftest::location): New struct.
10924 (SELFTEST_LOCATION): New macro.
10925 (selftest::pass): Accept a const location & rather than file
10927 (selftest::fail): Likewise.
10928 (selftest::fail_formatted): Likewise.
10929 (selftest::assert_streq): Likewise.
10930 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10931 (ASSERT_FALSE): Likewise.
10932 (ASSERT_EQ): Likewise.
10933 (ASSERT_NE): Likewise.
10934 (ASSERT_STREQ): Likewise.
10935 (ASSERT_PRED1): Likewise.
10936 (ASSERT_STREQ_AT): New macro.
10938 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10940 * selftest.c (selftest::fail_formatted): New function.
10941 (selftest::assert_streq): New function.
10942 * selftest.h (selftests::fail_formatted): New decl.
10943 (selftest::assert_streq): New decl.
10944 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10946 2016-06-13 Jeff Law <law@redhat.com>
10948 PR tree-optimization/71403
10949 * tree-ssa-threadbackward.c
10950 (convert_and_register_jump_thread_path): No longer accept reference
10951 to path. Do not pop items off the path anymore.
10952 (fsm_find_control_statement_thread_paths): Do not allow threading
10953 to a deeper loop nest. Pop the last item off the path here rather
10954 than in convert_and_register_jump_thread_path.
10956 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10957 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10959 [AArch64] Emit division using the Newton series
10961 * config/aarch64/aarch64-protos.h
10962 (cpu_approx_modes): Add new member "division".
10963 (aarch64_emit_approx_div): Declare new function.
10964 * config/aarch64/aarch64.c
10965 (generic_approx_modes): New member "division".
10966 (exynosm1_approx_modes): Likewise.
10967 (xgene1_approx_modes): Likewise.
10968 (aarch64_emit_approx_div): Define new function.
10969 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10970 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10971 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10972 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10974 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10975 Wilco Dijkstra <wilco.dijkstra@arm.com>
10977 [AArch64] Emit square root using the Newton series
10979 * config/aarch64/aarch64-protos.h
10980 (aarch64_emit_approx_rsqrt): Replace with new function
10981 "aarch64_emit_approx_sqrt".
10982 (cpu_approx_modes): New member "sqrt".
10983 * config/aarch64/aarch64.c
10984 (generic_approx_modes): New member "sqrt".
10985 (exynosm1_approx_modes): Likewise.
10986 (xgene1_approx_modes): Likewise.
10987 (aarch64_emit_approx_rsqrt): Replace with new function
10988 "aarch64_emit_approx_sqrt".
10989 (aarch64_override_options_after_change_1): Handle new option.
10990 * config/aarch64/aarch64-simd.md
10991 (rsqrt<mode>2): Use new function instead.
10992 (sqrt<mode>2): New expansion and insn definitions.
10993 * config/aarch64/aarch64.md: Likewise.
10994 * config/aarch64/aarch64.opt
10995 (mlow-precision-sqrt): Add new option description.
10996 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
10998 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11000 [AArch64] Add more choices for the reciprocal square root approximation
11002 Allow a target to prefer such operation depending on the operation mode.
11004 * config/aarch64/aarch64-protos.h
11005 (AARCH64_APPROX_MODE): New macro.
11006 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11007 (cpu_approx_modes): New structure.
11008 (tune_params): New member "approx_modes".
11009 * config/aarch64/aarch64-tuning-flags.def
11010 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11011 * config/aarch64/aarch64.c
11012 (generic_approx_modes): New core "cpu_approx_modes" structure.
11013 (exynosm1_approx_modes): Likewise.
11014 (xgene1_approx_modes): Likewise.
11015 (generic_tunings): New member "approx_modes".
11016 (cortexa35_tunings): Likewise.
11017 (cortexa53_tunings): Likewise.
11018 (cortexa57_tunings): Likewise.
11019 (cortexa72_tunings): Likewise.
11020 (exynosm1_tunings): Likewise.
11021 (thunderx_tunings): Likewise.
11022 (xgene1_tunings): Likewise.
11023 (use_rsqrt_p): New argument for the mode and use new member from
11025 (aarch64_builtin_reciprocal): Devise mode from builtin.
11026 (aarch64_optab_supported_p): New argument for the mode.
11027 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11029 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11031 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11032 RS6000_BTM_MODULO flag into the set of flags that are considered
11033 to be part of the common configuration.
11035 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11037 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11038 difference unsigned.
11039 (vec_absdb): New macro for vector absolute difference unsigned
11041 (vec_absdh): New macro for vector absolute difference unsigned
11043 (vec_absdw): New macro for vector absolute difference unsigned word.
11044 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11045 (vadu<mode>3): New insn.
11046 (*p9_vadu<mode>3): New insn.
11047 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11049 (vaduh): New built-in definition.
11050 (vaduw): New built-in definition.
11051 (vadu): New overloaded built-in definition.
11052 (vadub): New overloaded built-in definition.
11053 (vaduh): New overloaded built-in definition.
11054 (vaduw): New overloaded built-in definition.
11055 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11056 overloaded vector absolute difference unsigned functions.
11057 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11058 the ISA 3.0 vector absolute difference unsigned built-in functions.
11060 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11062 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11063 update shared_lookup_references only once after changing operands.
11065 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11067 PR middle-end/71373
11068 * tree-nested.c (convert_nonlocal_omp_clauses)
11069 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11071 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11072 * tree.def (CASE_LABEL_EXPR): Likewise.
11074 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11077 * input.c (test_builtins): Fix an assertion.
11079 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11081 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11082 (paritysi2): Ditto.
11084 (isinf<mode>2): Ditto.
11086 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11088 * ggc-tests.c (test_finalization): Only test need_finalization_p
11089 for GCC_VERSION >= 4003.
11091 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11093 * config/s390/vecintrin.h: Fix file description in comment.
11095 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11097 * config/s390/s390-builtin-types.def: Change builtin type naming
11098 scheme to match builtin-types.def.
11100 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11102 * fold-const.c (optimize_minmax_comparison): Remove.
11103 (fold_comparison): Remove call to the above.
11104 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11105 New transformations.
11107 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11109 PR tree-optimization/71416
11110 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11113 2016-06-13 Martin Liska <mliska@suse.cz>
11115 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11116 (combine_predictions_for_insn): Likewise.
11117 (prune_predictions_for_bb): Likewise.
11118 (combine_predictions_for_bb): Likewise.
11120 2016-06-13 Richard Biener <rguenther@suse.de>
11122 PR tree-optimization/71505
11123 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11124 assert match comment.
11126 2016-06-13 Marek Polacek <polacek@redhat.com>
11128 PR middle-end/71476
11129 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11130 gimplify_switch_expr.
11131 (warn_switch_unreachable_r): New function.
11133 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11136 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11139 2016-06-13 Richard Biener <rguenther@suse.de>
11141 PR middle-end/64516
11142 * fold-const.c (fold_unary_loc): Preserve alignment when
11143 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11145 2016-06-13 Martin Liska <mliska@suse.cz>
11148 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11149 w/ -fsanitize=bounds.
11151 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11153 * config/i386/i386.c (ix86_init_builtins): Calculate
11154 FLOAT128_FTYPE_CONST_STRING function type only once.
11155 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11156 built-in functions are available for x86-32 and x86-64 targets.
11158 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11161 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11162 New primitive type.
11163 (FLOAT128_FTYPE_CONST_STRING): New function type.
11164 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11165 [IX86_BUILTIN_NANSQ]: Ditto.
11166 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11167 (ix86_init_builtin_types): Declare const_string_type_node.
11168 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11170 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11171 * doc/extend.texi (x86 Built-in Functions): Document
11172 __builtin_nanq and __builtin_nansq.
11174 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11177 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11178 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11179 length for pop patterns.
11180 (arm_attr_length_push_multi): Update comments.
11181 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11183 (*pop_multiple_with_writeback_and_return): Likewise.
11184 (*pop_multiple_with_return): Likewise.
11186 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11188 PR middle-end/71310
11189 * fold-const.c (optimize_bit_field_compare): Don't try to use
11190 word_mode unconditionally for reading the bit field, look at
11191 DECL_BIT_FIELD_REPRESENTATIVE instead.
11193 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11195 PR middle-end/71478
11196 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11197 vector integer type.
11199 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11201 PR middle-end/71494
11202 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11203 without LABEL_DECL, set *handled_ops_p to false instead of true.
11205 2016-06-10 Martin Sebor <msebor@redhat.com>
11208 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11209 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11210 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11212 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11213 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11214 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11215 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11216 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11217 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11218 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11219 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11221 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11223 * config/arm/arm.h (pool_vector_label,
11224 return_used_this_function): Remove.
11226 2016-06-10 Jeff Law <law@redhat.com>
11228 PR tree-optimization/71335
11229 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11230 zero length paths here.
11231 (convert_and_register_jump_thread_path): Remove hacks related to
11232 duplicated blocks in the jump thread path.
11233 (fsm_find_control_statement_thread_paths): Avoid putting the same
11234 block on the thread path twice, but ensure the thread path is
11235 unchanged from the caller's point of view.
11237 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11239 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11240 * predict.def (PRED_LOOP_BRANCH): Remove.
11242 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11244 * Makefile.in (OBJS): Add ggc-tests.o.
11245 (GTFILES): Add ggc-tests.c.
11246 * ggc-tests.c: New file.
11247 * selftest-run-tests.c (selftest::run_tests): Call
11248 selftest::ggc_tests_c_tests.
11249 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11251 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11253 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11255 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11258 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11259 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11261 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11263 * profile.c: Include cfgloop.h.
11264 (branch_prob): Compute estimated number of iterations.
11265 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
11266 recompute estimate number of iterations from profile.
11268 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11270 PR inline-asm/68843
11271 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
11272 must be grouped on top of stack. Don't force early clobber
11273 on ordinary reg outputs.
11275 2016-06-10 Richard Biener <rguenther@suse.de>
11277 * targhooks.c (default_builtin_vectorization_cost): Adjust
11278 vec_construct cost.
11280 2016-06-10 Richard Biener <rguenther@suse.de>
11282 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
11283 to fold the RHS to a constant if possible.
11285 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
11287 PR middle-end/71373
11288 * tree-nested.c (convert_nonlocal_omp_clauses)
11289 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
11290 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
11291 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
11293 * gimplify.c (gimplify_adjust_omp_clauses): Discard
11295 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
11297 * omp-low.c (scan_sharing_clauses): Don't expect
11298 OMP_CLAUSE__CACHE_.
11300 2016-06-10 Alan Hayward <alan.hayward@arm.com>
11302 PR tree-optimization/71407
11303 PR tree-optimization/71416
11304 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
11305 BIT_FIELD_REF type.
11307 2016-06-10 Richard Biener <rguenther@suse.de>
11309 PR middle-end/71477
11310 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
11312 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
11314 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
11316 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
11317 Jiong Wang <jiong.wang@arm.com>
11319 PR rtl-optimization/70751
11320 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
11321 spilled into memory.
11323 2016-06-09 Jonathan Yong <10walls@gmail.com>
11326 2015-09-21 Jonathan Yong <10walls@gmail.com>
11328 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
11329 sysroot/usr/lib/32api for additional win32 libraries,
11330 fixes failing Cygwin bootstrapping.
11332 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11334 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
11337 2016-06-09 David Malcolm <dmalcolm@redhat.com>
11340 * pretty-print.c (pp_indent): Specify that %p is printed in a
11341 host-dependent manner.
11342 (test_pp_format): Remove the test for %p.
11344 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
11346 * config/mips/mips.c (mips_output_jump): Fix formatting.
11348 2016-06-09 Richard Biener <rguenther@suse.de>
11350 PR tree-optimization/71462
11351 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
11354 2016-06-09 Martin Liska <mliska@suse.cz>
11356 * predict.c (dump_prediction): Add new argument.
11357 (enum predictor_reason): New enum.
11358 (struct predictor_hash): New struct.
11359 (predictor_hash::hash): New function.
11360 (predictor_hash::equal): Likewise.
11361 (not_removed_prediction_p): New function.
11362 (prune_predictions_for_bb): Likewise.
11363 (combine_predictions_for_bb): Prune predictions.
11365 2016-06-09 Martin Liska <mliska@suse.cz>
11367 * predict.c (filter_predictions): New function.
11368 (remove_predictions_associated_with_edge): Use the filter
11370 (equal_edge_p): New function.
11372 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
11374 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
11375 Correct usage of @samp vs @option, add @samp where appropriate.
11376 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
11377 Add armv6s-m and document it, as it is no official ARM name.
11379 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11381 * ifcvt.c (struct noce_if_info): Add transform_name field.
11382 (noce_try_move): Set if_info->transform_name to the function name.
11383 (noce_try_ifelse_collapse): Likewise.
11384 (noce_try_store_flag): Likewise.
11385 (noce_try_inverse_constants): Likewise.
11386 (noce_try_store_flag_constants): Likewise.
11387 (noce_try_addcc): Likewise.
11388 (noce_try_store_flag_mask): Likewise.
11389 (noce_try_cmove): Likewise.
11390 (noce_try_cmove_arith): Likewise.
11391 (noce_try_minmax): Likewise.
11392 (noce_try_abs): Likewise.
11393 (noce_try_sign_mask): Likewise.
11394 (noce_try_bitop): Likewise.
11395 (noce_convert_multiple_sets): Likewise.
11396 (noce_process_if_block): Print if_info->transform_name to
11397 dump_file if transformation succeeded.
11399 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11401 * config/arm/cortex-a57.md (cortex_a57_alu):
11404 2016-06-08 Martin Sebor <msebor@redhat.com>
11405 Jakub Jelinek <jakub@redhat.com>
11409 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11410 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11411 * builtins.c: Include gimple-fold.h.
11412 (fold_builtin_arith_overflow): Handle
11413 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11414 (fold_builtin_3): Likewise.
11415 * doc/extend.texi (Integer Overflow Builtins): Document
11416 __builtin_{add,sub,mul}_overflow_p.
11418 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11420 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11421 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11423 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11425 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11426 Rewrite, looking one level down for records and arrays.
11428 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11430 * pretty-print.c: Include "selftest.h".
11431 (pp_format): Fix comment.
11432 (identifier_to_locale): Likewise.
11433 (selftest::test_basic_printing): New function.
11434 (selftest::assert_pp_format): New function.
11435 (selftest::test_pp_format): New function.
11436 (selftest::pretty_print_c_tests): New function.
11437 * selftest-run-tests.c (selftest::run_tests): Call
11438 selftest::pretty_print_c_tests.
11439 * selftest.h (pretty_print_c_tests): New declaration.
11441 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11443 * invoke.texi (max-loop-headers-insns): Document.
11444 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11445 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11446 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11448 2016-06-08 Richard Biener <rguenther@suse.de>
11450 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11451 on strided SLP loads and fall back to scalar loads in case
11452 we can't chunk them.
11454 2016-06-08 Richard Biener <rguenther@suse.de>
11456 PR tree-optimization/71452
11457 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11458 type used for the SSA rewrite has enough precision to cover
11459 the dynamic type of the location.
11461 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11462 Richard Biener <rguenther@suse.de>
11465 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11466 the same as DECL_P (base0) for indirect_base0. Use equality_code
11467 in one further place.
11469 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11471 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11472 to one word if the field is known to overlap other words.
11473 (extract_bit_field_1): Likewise.
11474 (store_split_bit_field): Remove compensating code.
11475 (extract_split_bit_field): Likewise.
11477 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11481 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11483 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11485 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11487 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11488 (arch64_addpv4sf): Delete.
11489 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11490 "gen_aarch64_addpv4sf".
11491 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11493 (vpadds_f32): Likewise.
11494 (vpaddq_f32): Likewise.
11495 (vpaddq_f64): Likewise.
11497 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11499 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11501 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11502 to VALLF. Rename to "fabd<mode>3".
11503 "*fabd_scalar<mode>3): Delete.
11504 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11506 (vabdd_f64): Likewise.
11507 (vabd_f32): Likewise.
11508 (vabd_f64): Likewise.
11509 (vabdq_f32): Likewise.
11510 (vabdq_f64): Likewise.
11512 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11514 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11516 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11517 "aarch64_rsqrts<mode>".
11518 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11519 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11521 (vrsqrtsd_f64): Likewise.
11522 (vrsqrts_f32): Likewise.
11523 (vrsqrts_f64): Likewise.
11524 (vrsqrtsq_f32): Likewise.
11525 (vrsqrtsq_f64): Likewise.
11527 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11529 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11531 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11532 "aarch64_rsqrte<mode>".
11533 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11534 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11536 (vrsqrted_f64): Likewise.
11537 (vrsqrte_f32): Likewise.
11538 (vrsqrte_f64): Likewise.
11539 (vrsqrteq_f32): Likewise.
11540 (vrsqrteq_f64): Likewise.
11542 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11544 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11546 (fcvtzs): Likewise.
11547 (fcvtzu): Likewise.
11548 * config/aarch64/aarch64-simd.md
11549 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11550 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11551 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11553 (vcvt_n_f32_u32): Likewise.
11554 (vcvt_n_s32_f32): Likewise.
11555 (vcvt_n_u32_f32): Likewise.
11556 (vcvtq_n_f32_s32): Likewise.
11557 (vcvtq_n_f32_u32): Likewise.
11558 (vcvtq_n_f64_s64): Likewise.
11559 (vcvtq_n_f64_u64): Likewise.
11560 (vcvtq_n_s32_f32): Likewise.
11561 (vcvtq_n_s64_f64): Likewise.
11562 (vcvtq_n_u32_f32): Likewise.
11563 (vcvtq_n_u64_f64): Likewise.
11564 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11565 (VSDQ_SDI): Likewise.
11566 (fcvt_target): Support V4DI, V4SI and V2SI.
11567 (FCVT_TARGET): Likewise.
11569 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11571 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11572 (TYPES_BINOP_SUS): Likewise.
11573 (aarch64_simd_builtin_data): Update include file name.
11574 (aarch64_builtins): Likewise.
11575 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11576 for conversion between scalar float-point and fixed-point.
11578 (fcvtzs): Likewise.
11579 (fcvtzu): Likewise.
11580 * config/aarch64/aarch64.md
11581 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11582 pattern for conversion between scalar float to fixed-pointer.
11583 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11584 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11585 (UNSPEC_FCVTZU): Likewise.
11586 (UNSPEC_SCVTF): Likewise.
11587 (UNSPEC_UCVTF): Likewise.
11588 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11590 (vcvtd_n_f64_u64): Likewise.
11591 (vcvtd_n_s64_f64): Likewise.
11592 (vcvtd_n_u64_f64): Likewise.
11593 (vcvtd_n_f32_s32): Likewise.
11594 (vcvts_n_f32_u32): Likewise.
11595 (vcvtd_n_s32_f32): Likewise.
11596 (vcvts_n_u32_f32): Likewise.
11597 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11599 (FCVT_TARGET): Likewise.
11600 (FCVT_FIXED2F): New iterator.
11601 (FCVT_F2FIXED): Likewise.
11602 (fcvt_fixed_insn): New define_int_attr.
11604 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11606 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11607 some statements was removed.
11609 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11611 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11612 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11613 (vect_can_advance_ivs_p): likewise.
11614 (vect_update_ivs_after_vectorizer): likewise.
11615 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11616 (vect_analyze_scalar_cycles_1): likewise.
11617 (vect_analyze_loop_operations): likewise.
11618 (report_vect_op): likewise.
11619 (vect_is_slp_reduction): likewise.
11620 (vect_is_simple_reduction): likewise.
11621 (get_initial_def_for_induction): likewise.
11622 (vect_transform_loop): likewise.
11623 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11624 (vect_recog_sad_pattern): likewise.
11625 (vect_recog_widen_sum_pattern): likewise.
11626 (vect_recog_widening_pattern): likewise.
11627 (vect_recog_divmod_pattern): likewise.
11628 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11629 (vect_analyze_slp_instance): likewise.
11630 (vect_transform_slp_perm_load): likewise.
11631 (vect_schedule_slp_instance): likewise.
11633 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11635 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11636 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11637 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11638 (PRED_LOOP_BRANCH): Document predictor as broken.
11639 (PRED_LOOP_EXIT): Change hitrate 91->92.
11640 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11641 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11642 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11643 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11644 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11645 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11646 (PRED_CALL): Chane hitrate 71->67.
11647 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11648 (PRED_GOTO): Document as unused right now.
11649 (PRED_CONST_RETURN): Change hitrate 67->69
11650 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11651 (PRED_NULL_RETURN): Change hitrate 91->90.
11652 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11653 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11654 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11656 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11658 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11659 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11660 special case Altivec builtin.
11661 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11662 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11663 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11664 code for ALTIVEC_BUILTIN_VEC_MUL.
11665 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11666 for __builtin_vec_mul.
11668 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11670 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11673 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11675 * spellcheck.c (selftest::test_find_closest_string): New function.
11676 (spellcheck_c_tests): Call the above.
11678 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11680 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11682 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11684 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11685 Yv=Yv,C alternatives.
11687 2016-06-07 Richard Biener <rguenther@suse.de>
11690 * common.opt (ffast-math): Make Optimization.
11692 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11693 Prachi Godbole <prachi.godbole@imgtec.com>
11695 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11696 `fabs' and `fneg' type attributes.
11697 (p5600_fpu_fabs): Add `fmove' to the comment.
11699 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11701 * gimple.c: Include builtins.h
11702 (gimple_inexpensive_call_p): New function.
11703 * gimple.h (gimple_inexpensive_call_p): Declare.
11704 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11705 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11708 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11710 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11711 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11712 warning_at_rich_loc, warning_n, pedwarn, permerror,
11713 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11714 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11717 2016-06-07 Richard Biener <rguenther@suse.de>
11719 PR tree-optimization/71428
11720 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11721 BIT_FIELD_REF op vs. load.
11723 2016-06-07 Richard Biener <rguenther@suse.de>
11725 PR middle-end/71423
11726 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11729 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11731 * config/pa/pa.md (call): Generate indirect long calls to non-local
11732 functions on TARGET_64BIT.
11733 (call_value): Likewise.
11735 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11737 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11738 pattern and subsequent splitters.
11739 (call_val_reg_64bit_post_reload): Likewise.
11741 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11743 PR middle-end/71408
11744 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11745 propagate_op_to_single_use.
11747 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11749 PR middle-end/71281
11750 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11752 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11754 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11755 (enum x86_dirflag_state): New enum.
11756 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11757 (machine_function): Remove needs_cld.
11758 (ix86_current_function_needs_cld): Remove.
11759 * config/i386/i386.c (ix86_set_func_type): Set
11760 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11761 (ix86_expand_prologue): Do not emit CLD here.
11762 (ix86_dirflag_mode_needed): New function.
11763 (ix86_dirflag_mode_entry): Ditto.
11764 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11765 (ix86_mode_after): Ditto.
11766 (ix86_mode_entry): Ditto.
11767 (ix86_mode_exit): Ditto.
11768 (ix86_emit_mode_set): Ditto.
11769 * config/i386/i386.md (strmov_singleop): Set
11770 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11771 Do not set ix86_current_function_needs_cld.
11773 (strset_singleop): Ditto.
11775 (cmpstrnqi_nz_1): Ditto.
11776 (cmpstrnqi_1): Ditto.
11777 (strlenqi_1): Ditto.
11779 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11781 PR tree-optimization/71259
11782 * tree-vect-slp.c (vect_get_constant_vectors): For
11783 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11784 one for constant op, and use COND_EXPR for non-constant.
11786 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11788 * Makefile.in (OBJS): Add function-tests.o,
11789 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11790 selftest-run-tests.o.
11791 (OBJS-libcommon): Add selftest.o.
11792 (OBJS-libcommon-target): Add selftest.o.
11793 (all.internal): Add "selftest".
11794 (all.cross): Likewise.
11795 (selftest): New phony target.
11796 (s-selftest): New target.
11797 (selftest-gdb): New phony target.
11798 (COLLECT2_OBJS): Add selftest.o.
11799 * bitmap.c: Include "selftest.h".
11800 (selftest::test_gc_alloc): New function.
11801 (selftest::test_set_range): New function.
11802 (selftest::test_clear_bit_in_middle): New function.
11803 (selftest::test_copying): New function.
11804 (selftest::test_bitmap_single_bit_set_p): New function.
11805 (selftest::bitmap_c_tests): New function.
11806 * common.opt (fself-test): New.
11807 * diagnostic-show-locus.c: Include "selftest.h".
11808 (make_range): New function.
11809 (test_range_contains_point_for_single_point): New function.
11810 (test_range_contains_point_for_single_line): New function.
11811 (test_range_contains_point_for_multiple_lines): New function.
11812 (assert_eq): New function.
11813 (test_get_line_width_without_trailing_whitespace): New function.
11814 (selftest::diagnostic_show_locus_c_tests): New function.
11815 * et-forest.c: Include "selftest.h".
11816 (selftest::test_single_node): New function.
11817 (selftest::test_simple_tree): New function.
11818 (selftest::test_disconnected_nodes): New function.
11819 (selftest::et_forest_c_tests): New function.
11820 * fold-const.c: Include "selftest.h".
11821 (selftest::assert_binop_folds_to_const): New function.
11822 (selftest::assert_binop_folds_to_nonlvalue): New function.
11823 (selftest::test_arithmetic_folding): New function.
11824 (selftest::fold_const_c_tests): New function.
11825 * function-tests.c: New file.
11826 * gimple.c: Include "selftest.h".
11827 Include "gimple-pretty-print.h".
11828 (selftest::verify_gimple_pp): New function.
11829 (selftest::test_assign_single): New function.
11830 (selftest::test_assign_binop): New function.
11831 (selftest::test_nop_stmt): New function.
11832 (selftest::test_return_stmt): New function.
11833 (selftest::test_return_without_value): New function.
11834 (selftest::gimple_c_tests): New function.
11835 * hash-map-tests.c: New file.
11836 * hash-set-tests.c: New file.
11837 * input.c: Include "selftest.h".
11838 (selftest::assert_loceq): New function.
11839 (selftest::test_accessing_ordinary_linemaps): New function.
11840 (selftest::test_unknown_location): New function.
11841 (selftest::test_builtins): New function.
11842 (selftest::test_reading_source_line): New function.
11843 (selftest::input_c_tests): New function.
11844 * rtl-tests.c: New file.
11845 * selftest-run-tests.c: New file.
11846 * selftest.c: New file.
11847 * selftest.h: New file.
11848 * spellcheck.c: Include "selftest.h".
11849 (selftest::levenshtein_distance_unit_test_oneway): New function,
11850 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11851 (selftest::levenshtein_distance_unit_test): Likewise.
11852 (selftest::spellcheck_c_tests): Likewise.
11853 * toplev.c: Include selftest.h.
11854 (toplev::run_self_tests): New.
11855 (toplev::main): Handle -fself-test.
11856 * toplev.h (toplev::run_self_tests): New.
11857 * tree.c: Include "selftest.h".
11858 (selftest::test_integer_constants): New function.
11859 (selftest::test_identifiers): New function.
11860 (selftest::test_labels): New function.
11861 (selftest::tree_c_tests): New function.
11862 * tree-cfg.c: Include "selftest.h".
11863 (selftest::push_fndecl): New function.
11864 (selftest::test_linear_chain): New function.
11865 (selftest::test_diamond): New function.
11866 (selftest::test_fully_connected): New function.
11867 (selftest::tree_cfg_c_tests): New function.
11868 * vec.c: Include "selftest.h".
11869 (selftest::safe_push_range): New function.
11870 (selftest::test_quick_push): New function.
11871 (selftest::test_safe_push): New function.
11872 (selftest::test_truncate): New function.
11873 (selftest::test_safe_grow_cleared): New function.
11874 (selftest::test_pop): New function.
11875 (selftest::test_safe_insert): New function.
11876 (selftest::test_ordered_remove): New function.
11877 (selftest::test_unordered_remove): New function.
11878 (selftest::test_block_remove): New function.
11879 (selftest::reverse_cmp): New function.
11880 (selftest::test_qsort): New function.
11881 (selftest::vec_c_tests): New function.c.
11882 * wide-int.cc: Include selftest.h and wide-int-print.h.
11883 (selftest::from_int <wide_int>): New function.
11884 (selftest::from_int <offset_int>): New function.
11885 (selftest::from_int <widest_int>): New function.
11886 (selftest::assert_deceq): New function.
11887 (selftest::assert_hexeq): New function.
11888 (selftest::test_printing <VALUE_TYPE>): New function template.
11889 (selftest::test_ops <VALUE_TYPE>): New function template.
11890 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11891 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11893 (selftest::wide_int_cc_tests): New function.
11895 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11897 PR middle-end/37780
11898 * ifcvt.c (noce_try_ifelse_collapse): New function.
11900 (noce_process_if_block): Call noce_try_ifelse_collapse.
11901 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11902 (simplify_ternary_operation): Use the above to simplify
11903 conditional CLZ/CTZ expressions.
11905 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11907 PR middle-end/37780
11908 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11909 define_insn_and_split.
11911 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11913 PR middle-end/37780
11914 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11916 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11919 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11920 Implicitly clobber memory for basic asm with non-empty assembler
11921 string. Use targetm.md_asm_adjust also here.
11922 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11923 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11924 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11925 non-empty assembler string.
11926 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11927 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11928 (decode_asm_operands): Handle basic asm in PARALLEL block.
11929 (extract_insn): Handle basic asm in PARALLEL block.
11930 * doc/extend.texi: Mention new behavior of basic asm.
11931 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11932 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11933 branch_needs_nop_p): Use asm_noperands.
11935 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11937 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11938 Include the M7 SPARC DFA scheduler.
11939 New attribute v3pipe.
11940 Annotate insns with v3pipe where appropriate.
11941 Define cpu_feature vis4.
11942 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11943 Add (V8QI "8") to vbits.
11944 Add insns {add,sub}v8qi3
11945 Add insns ss{add,sub}v8qi3
11946 Add insns us{add,sub}{v8qi,v4hi}3
11947 Add insns {min,max}{v8qi,v4hi,v2si}3
11948 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11949 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11950 * config/sparc/niagara4.md: Add a comment explaining the
11951 discrepancy between the documented latenty numbers and the
11953 * config/sparc/niagara7.md: New file.
11954 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11955 supports SPARC5 and VIS 4.0 instructions.
11956 * configure: Regenerate.
11957 * config.in: Likewise.
11958 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11959 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11960 TARGET_CPU_niagara7.
11961 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11962 (CPP_CPU_SPEC): Handle niagara7.
11963 (ASM_CPU_SPEC): Likewise.
11964 * config/sparc/sparc-opts.h (processor_type): Add
11965 PROCESSOR_NIAGARA7.
11966 (mvis4): New option.
11967 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11968 (AS_NIAGARA7_FLAG): Define.
11969 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11970 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11971 (CPP_CPU_SPEC): Handle niagara7.
11972 (ASM_CPU_SPEC): Likewise.
11973 * config/sparc/sparc.c (niagara7_costs): Define.
11974 (sparc_option_override): Handle niagara7 and adjust cache-related
11975 parameters with better values for niagara cpus. Also support VIS4.
11976 (sparc32_initialize_trampoline): Likewise.
11977 (sparc_use_sched_lookahead): Likewise.
11978 (sparc_issue_rate): Likewise.
11979 (sparc_register_move_cost): Likewise.
11980 (dump_target_flag_bits): Support VIS4.
11981 (sparc_vis_init_builtins): Likewise.
11982 (sparc_builtins): Likewise.
11983 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11985 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11987 * config/sparc/sparc.opt (sparc_processor_type): New value
11989 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11991 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11993 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
11996 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
11998 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12000 2016-06-06 Richard Biener <rguenther@suse.de>
12002 PR tree-optimization/71398
12003 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12006 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12008 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12009 ft32_expand_prolog, ft32_expand_epilogue):
12010 Handle pretend_args.
12011 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12012 * config/ft32/ft32.md: Add pretend_returner.
12014 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12017 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12018 Copy op1 RTX to avoid invalid sharing.
12019 (ix86_expand_vector_move_misalign): Ditto.
12021 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12023 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12026 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12028 * predict.c (predicted_by_loop_heuristics_p): New function.
12029 (predict_iv_comparison): Use it.
12030 (predict_loops): Walk from innermost loops; do not predict edges
12031 leaving multiple loops multiple times; implement
12032 PRED_LOOP_ITERATIONS_MAX heuristics.
12033 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12035 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12037 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12038 only edges out of BB are EH edges.
12040 2016-06-04 Martin Sebor <msebor@redhat.com>
12041 Marcin Baczyński <marbacz@gmail.com>
12044 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12045 a void expression in a void function.
12047 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12049 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12050 aux; dump reasons of decisions.
12051 (should_duplicate_loop_header_p): Likewise.
12052 (do_while_loop_p): Likewise.
12053 (ch_base::copy_headers): Dump asi num insns duplicated.
12055 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12057 PR tree-optimization/71405
12058 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12059 incompatible type, build a new clobber with the right type instead
12060 of building a VIEW_CONVERT_EXPR around it.
12062 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12064 PR tree-optimization/52171
12065 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12066 by_pieces_ninsns instead of move_by_pieces_ninsns.
12068 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12070 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12071 for reg+reg addressing mode.
12073 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12075 * rs6000-c.c (c/c-tree.h): Add #include.
12076 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12077 in C++ when found in the base position of vec_ld or vec_st.
12079 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12081 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12082 use of profile unless profile status is PROFILE_READ.
12083 * profile.c (compute_branch_probabilities): Set profile status
12084 only after reporting predictor hitrates.
12086 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12090 * common.opt (ffp-int-builtin-inexact): New option.
12091 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12092 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12093 (ceil@var{m}2): Document dependence on this option.
12094 * ipa-inline-transform.c (inline_call): Handle
12095 flag_fp_int_builtin_inexact.
12096 * ipa-inline.c (can_inline_edge_p): Likewise.
12097 * config/i386/i386.md (rintxf2): Do not test
12098 flag_unsafe_math_optimizations.
12099 (rint<mode>2_frndint): New define_insn.
12100 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12101 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12102 for 387 instead of extending and truncating.
12103 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12104 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12105 Change to frndint<mode>2_<rounding>.
12106 (frndintxf2_<rounding>_i387): Likewise. Change to
12107 frndint<mode>2_<rounding>_i387.
12108 (<rounding_insn>xf2): Likewise.
12109 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12110 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12111 x87. Test TARGET_ROUND || !flag_trapping_math ||
12112 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12113 SSE. Use ROUND_NO_EXC in constant operand of
12114 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12115 for 387 instead of extending and truncating.
12117 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12118 Julia Koval <julia.koval@intel.com>
12130 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12131 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12132 all registers, except for function return registers if there are
12133 no caller-saved registers.
12134 (ix86_set_func_type): New function.
12135 (ix86_set_current_function): Call ix86_set_func_type to set
12136 no_caller_saved_registers and func_type. Call reinit_regs if
12137 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12138 nor x87 instructions in interrupt handler nor function with
12139 no_caller_saved_registers attribute.
12140 (ix86_function_ok_for_sibcall): Return false if there are no
12141 caller-saved registers.
12142 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12144 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12145 (ix86_function_arg): Return special arguments in interrupt handler.
12146 (ix86_promote_function_mode): Promote pointer to word_mode only
12147 for normal functions.
12148 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12150 (ix86_epilogue_uses): New function.
12151 (ix86_hard_regno_scratch_ok): Likewise.
12152 (ix86_save_reg): Preserve all registers in interrupt handler
12153 after reload. Preserve all registers, except for function return
12154 registers, if there are no caller-saved registers after reload.
12155 (find_drap_reg): Always use callee-saved register if there are
12156 no caller-saved registers.
12157 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12158 for interrupt handler.
12159 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12160 Emit cld instruction if stringops are used in interrupt handler
12161 or interrupt handler isn't a leaf function.
12162 (ix86_expand_epilogue): Generate interrupt return for interrupt
12163 handler and pop the 'ERROR_CODE' off the stack before interrupt
12164 return in exception handler.
12165 (ix86_expand_call): Disallow calling interrupt handler directly.
12166 If there are no caller-saved registers, mark all registers that
12167 are clobbered by the call which returns as clobbered.
12168 (ix86_handle_no_caller_saved_registers_attribute): New function.
12169 (ix86_handle_interrupt_attribute): Likewise.
12170 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12172 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12173 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12174 accumulation in interrupt function if stack may be realigned to
12176 (EPILOGUE_USES): New.
12177 (function_type): New enum.
12178 (machine_function): Add func_type and no_caller_saved_registers.
12179 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12180 (interrupt_return): New pattern.
12181 * doc/extend.texi: Document x86 interrupt and
12182 no_caller_saved_registers attributes.
12184 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12186 PR tree-optimization/52171
12187 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12188 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12189 Look for constant strings. Move some code to emit_block_cmp_hints
12191 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12192 * defaults.h (COMPARE_MAX_PIECES): New macro.
12193 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12194 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12195 (clear_by_pieces_1): Don't declare. Move definition before use.
12196 (can_do_by_pieces): New static function.
12197 (can_move_by_pieces): Use it. Return bool.
12198 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12199 OP. All callers changed. Handle COMPARE_BY_PIECES.
12200 (class pieces_addr); New.
12201 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12202 pieces_addr::adjust, pieces_addr::increment_address,
12203 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12205 (class op_by_pieces_d): New.
12206 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12208 (class move_by_pieces_d, class compare_by_pieces_d,
12209 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12210 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12211 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12212 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12213 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12214 compare_by_pieces_d::finish_mode): New member functions.
12215 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12217 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12218 (emit_block_cmp_hints): New function.
12219 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12220 use the newly defined classes.
12221 * expr.h (by_pieces_constfn): New typedef.
12222 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12223 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12224 (move_by_pieces_ninsns): Don't declare.
12225 (can_move_by_pieces): Change return value to bool.
12226 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12227 (compare_by_pieces_branch_ratio): New hook.
12228 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12229 (by_pieces_ninsns): Declare.
12230 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12232 (default_compare_by_pieces_branch_ratio): New function.
12233 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12234 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12235 * doc/tm.texi: Regenerate.
12236 * tree-ssa-strlen.c: Include "builtins.h".
12237 (handle_builtin_memcmp): New static function.
12238 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12239 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12241 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12243 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12244 relevant stmts which are simple and invariant.
12245 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12246 instead of simple and invariant
12248 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12250 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12251 (vectorizable_reduction): Check for new relevant state.
12252 (vectorizable_live_operation): vectorize live stmts using
12253 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12254 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12255 (vect_stmt_relevant_p): Check for stmts which are only used live.
12256 (process_use): Use of a stmt does not inherit it's live value.
12257 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12258 (vect_analyze_stmt): Check for new relevant state.
12259 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12260 outside the loop, but not inside it.
12262 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12264 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
12265 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
12266 (vect_get_vec_def_for_operand): Split out code.
12268 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
12270 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
12272 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12274 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
12276 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12278 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
12280 2016-06-03 Jakub Jelinek <jakub@redhat.com>
12282 PR middle-end/71387
12283 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
12284 to noreturn e->callee->decl that has void return type and void
12285 arguments, adjust gimple_call_fntype and remove lhs even if it had
12286 previously addressable type.
12288 2016-06-02 Jeff Law <law@redhat.com>
12290 PR tree-optimization/71328
12291 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
12292 error when checking for a jump back onto the copied path.
12294 2016-06-02 David Malcolm <dmalcolm@redhat.com>
12296 * config/microblaze/microblaze.c (get_branch_target): Add return
12297 NULL_RTX for the non-CALL_P case.
12298 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
12299 (insert_wic): Remove unused local "j".
12301 2016-06-02 Martin Liska <mliska@suse.cz>
12303 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
12305 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
12306 Julia Koval <julia.koval@intel.com>
12308 * function.c (assign_parm_setup_stack): Force source into a
12309 register if needed.
12310 * target.def (function_incoming_arg): Update documentation to
12311 allow arbitrary address computation based on hard register.
12312 * doc/tm.texi: Regenerated.
12314 2016-06-02 Martin Liska <mliska@suse.cz>
12316 * predict.c (combine_predictions_for_bb): Fix first match in
12317 cases where a first predictor contains more than one occurence
12318 in list of predictors. Take the best value in such case.
12320 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12322 PR rtl-optimization/71295
12323 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
12324 offset would go over the size of the inner mode reject it.
12326 2016-06-02 Jakub Jelinek <jakub@redhat.com>
12328 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
12329 x=x,x and v=v,m instead of x=x,m.
12331 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
12332 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
12333 alternative to v=rm,C.
12335 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
12336 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
12337 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
12338 instead of vex for the last two above mentioned alternatives.
12340 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12343 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
12345 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
12347 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
12349 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12351 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
12352 from int to unsigned.
12354 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12356 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
12357 alternatives, eliminating preferred register class. Add support
12358 for the MTVSRDD instruction in ISA 3.0.
12359 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12360 reg_or_indexed_operand.
12361 (vsx_splat_v4sf_internal): Likewise.
12363 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12366 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
12367 for loading up all 0's or all 1's.
12369 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
12371 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
12373 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
12375 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
12377 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
12378 * gcc.c (set_source_date_epoch_envvar): New function, sets
12379 the SOURCE_DATE_EPOCH environment variable to the current time.
12381 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12383 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
12384 the factor for live Phi nodes.
12386 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12388 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
12389 * tree-parloops.c (parallelize_loops): likewise.
12390 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
12391 tree_unswitch_outer_loop): likewise.
12393 2016-06-01 Jakub Jelinek <jakub@redhat.com>
12395 PR middle-end/71371
12396 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
12397 around creation of the temporary.
12399 2016-06-01 Richard Biener <rguenther@suse.de>
12401 PR tree-optimization/71366
12402 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12403 (unloop_loops): Move removing edges here ...
12404 (try_unroll_loop_completely): ... from here.
12405 (try_peel_loop): ... and here.
12406 (tree_unroll_loops_completely_1): Track parent loops via
12407 bitmap of header BBs.
12408 (tree_unroll_loops_completely): Adjust for that.
12410 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12412 * config/rs6000/altivec.h (vec_slv): New macro.
12413 (vec_srv): New macro.
12414 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12415 (UNSPEC_VSRV): New value.
12418 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12419 (vsrv): New builtin definition.
12420 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12421 define argument types for new builtin.
12422 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12424 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12427 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12428 Jocelyn Mayer <l_indien@magic.fr>
12431 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12432 detect processor family for signature_CENTAUR_ebx.
12433 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12434 signature_CENTAUR_ebx.
12435 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12436 <default>: Pass x86-64 for has_longmode.
12438 2016-06-01 Nathan Sidwell <nathan@acm.org>
12440 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12443 2016-06-01 Richard Biener <rguenther@suse.de>
12445 PR tree-optimization/71261
12446 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12447 of stmts successfully put in the bool pattern. Remove
12448 single-use restriction.
12449 (adjust_bool_pattern_cast): Add cast at the use site via the
12450 pattern def sequence.
12451 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12452 of patterned defs. Use the pattern def seqence instead of
12453 multiple independent patterns.
12454 (sort_after_uid): New qsort compare function.
12455 (adjust_bool_stmts): New function to process stmts in the bool
12456 pattern in IL order.
12457 (vect_recog_bool_pattern): Adjust.
12458 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12459 (ifcvt_walk_pattern_tree): Likewise.
12460 (stmt_is_root_of_bool_pattern): Likewise.
12461 (ifcvt_repair_bool_pattern): Likewise.
12462 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12464 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12466 * loop-unroll.c (decide_unroll_constant_iterations,
12467 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12468 likely upper bounds.
12469 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12471 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12473 * tree-core.h (enum omp_clause_code): Remove
12474 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12476 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12478 * config/arm/sync.md (arm_store_exclusive<mode>):
12479 Use 'H' output modifier on operands[2] rather than creating a new
12480 entry in out-of-bounds memory of the operands array.
12481 (arm_store_release_exclusivedi): Likewise.
12483 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12485 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12486 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12487 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12488 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12490 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12492 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12493 into account live statements for mask producers.
12495 2016-06-01 Richard Biener <rguenther@suse.de>
12497 PR tree-optimization/71311
12498 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12499 restrict to non-INTEGER_CST @0.
12501 2016-06-01 Richard Biener <rguenther@suse.de>
12503 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12504 (relational patterns): Use :c to avoid pattern duplications.
12506 2016-06-01 Richard Biener <rguenther@suse.de>
12508 * genmatch.c (comparison_code_p): New predicate.
12509 (swap_tree_comparison): New function.
12510 (commutate): Add for_vec parameter to append new for entries.
12511 Support commutating relational operators by swapping it alongside
12513 (lower_commutative): Adjust.
12514 (dt_simplify::gen): Do not pass artificial operators to gen
12516 (decision_tree::gen): Do not add artificial operators as parameters.
12517 (parser::parse_expr): Verify operator commutativity when :c is
12518 applied. Allow :C to override this.
12519 * match.pd: Adjust patterns to use :C instead of :c where required.
12521 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12523 PR tree-optimization/71077
12524 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12525 the combining step, use boolean_false_node and boolean_true_node
12526 as the designated false/true return values.
12528 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12530 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12531 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12532 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12535 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12537 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12538 of flags impliying the register renaming.
12539 * toplev.c (process_options): Do not imply flag_rename_registers with
12542 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12544 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12545 default implementation.
12547 2016-05-31 Nathan Sidwell <nathan@acm.org>
12549 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12551 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12553 * config/sh/constraints.md (b): Remove constraint.
12554 * config/sh/predicates.md (arith_reg_operand): Remove
12556 * config/sh/sh-modes.def (PDI): Remove.
12557 * config/sh/sh.c (sh_target_reg_class,
12558 sh_optimize_target_register_callee_saved): Remove functions.
12559 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12560 (sh_expand_epilogue): Update comment.
12561 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12562 sh_secondary_reload): Remove TARGET_REGS related code.
12563 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12564 TARGET_REGISTER_P): Remove macros.
12565 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12566 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12567 TR1_REG, TR2_REG): Remove constants.
12568 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12570 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12572 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12573 define_expand patterns.
12574 (adddi3_compact): Rename to adddi3.
12575 (subdi3_compact): Rename to subdi3.
12576 (*negdi2): Rename to negdi2.
12577 (*abs<mode>2): Rename to abs<mode>2.
12579 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12581 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12582 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12583 (atomic_sub_fetchsi): ... this new pattern.
12584 (mvtc): Add CC_REG clobber.
12586 2016-05-31 Marek Polacek <polacek@redhat.com>
12588 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12590 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12592 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12593 aarch64_fusion_enabled_p to check for fusion capabilities.
12595 2016-05-31 Richard Biener <rguenther@suse.de>
12597 PR tree-optimization/71352
12598 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12599 minus one and a negate.
12601 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12603 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12604 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12606 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12607 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12608 Remove use of aarch64_simd_attr_length_move, set length attribute
12610 (*aarch64_be_movoi): Likewise.
12611 (*aarch64_be_movci): Likewise.
12612 (*aarch64_be_movxi): Likewise.
12614 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12616 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12617 It no longer does that.
12618 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12620 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12622 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12623 attribute __unused__.
12625 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12627 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12628 * config/arm/arm.c (arm_arch_thumb1): Define.
12629 (arm_option_override): Initialize arm_arch_thumb1.
12630 * config/arm/arm.h (arm_arch_thumb1): Declare.
12631 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12632 support Thumb-1 ISA.
12634 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12637 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12638 `Yv' for scalar operand.
12640 2016-05-31 Tom de Vries <tom@codesourcery.com>
12642 PR tree-optimization/69068
12643 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12644 phis with more than two args.
12646 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12648 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12649 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12652 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12654 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12656 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12658 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12659 cpu_32, cpu_64, tune_32 and tune_64.
12660 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12662 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12664 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12666 2016-05-30 Andi Kleen <ak@linux.intel.com>
12668 * auto-profile.c (read_profile): Replace asserts with errors
12669 when file does not exist.
12670 * gcov-io.c (gcov_read_words): Dito.
12672 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12674 * tree-cfg.c (print_loop): Print likely upper bounds.
12676 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12678 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12679 * opts.c (default_options): Enable peel loops at -O3.
12680 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12681 (try_peel_loop): Do not re-peel already peeled loops;
12682 use likely upper bounds; fix profile updating.
12683 (pass_complete_unroll::execute): Initialize peeled_loops.
12685 2016-05-30 Martin Liska <mliska@suse.cz>
12687 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12688 computed costs by frequency of BB they belong to.
12689 (get_scaled_computation_cost_at): New function.
12691 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12692 Marc Glisse <marc.glisse@inria.fr>
12694 PR tree-optimization/71289
12695 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12697 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12699 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12701 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12703 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12704 for peeled copies; avoid underflow when updating estimates; correctly
12705 scale loop profile.
12707 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12709 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12710 r236875. Corrected oe3 to oe2 as obvious.
12712 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12714 PR middle-end/71269
12715 PR middle-end/71252
12716 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12717 that inserted stmt will not dominate stmts that defines its operand.
12718 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12719 (rewrite_expr_tree_parallel): Likewise.
12721 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12723 PR middle-end/71252
12724 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12725 all fields including stmt_to_insert are swapped.
12727 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12729 * predict.h (force_edge_cold): Declare.
12730 * predict.c (force_edge_cold): New function.
12731 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12733 (canonicalize_loop_induction_variables): Fix formating.
12735 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12737 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12738 (visium_expand_copysign): Use gen_int_mode directly.
12739 (visium_compute_frame_size): Minor tweaks.
12741 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12743 * tree-vect-loop.c (vect_analyze_loop_2): Use
12744 likely_max_stmt_executions_int.
12746 2016-05-30 Tom de Vries <tom@codesourcery.com>
12748 PR tree-optimization/69067
12749 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12751 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12754 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12755 New peepholes to remove unneeded fild/fistp pairs.
12756 (define_peephole2 atomic_loaddi_fpu): Ditto.
12758 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12760 * predict.c (maybe_hot_frequency_p): Avoid division.
12762 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12764 * doc/install.texi: Use https for shop.fsf.org.
12766 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12768 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12769 likely_max_stmt_executions_int.
12771 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12773 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12774 likely_max_stmt_executions_int.
12776 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12778 * profile.c (compute_branch_probabilities): Do not report hitrates
12780 (branch_prob): Report hitrates here.
12781 * predict.c (gimple_predict_edge): Do not assert profile status;
12782 fix formatting issues.
12784 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12786 * predict.c (edge_predicted_by_p): New function.
12787 (predict_paths_for_bb): Do not put multiple predictions of the same type
12790 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12792 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12795 2016-05-28 Alan Modra <amodra@gmail.com>
12797 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12799 2016-05-28 Alan Modra <amodra@gmail.com>
12801 PR rtl-optimization/71275
12802 * ira.c (ira): Free dominance info.
12804 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12806 * doc/sourcebuild.texi: New address for upstream Go repository.
12808 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12810 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12811 (TARGET_ARM_V7M): Likewise.
12813 2016-05-26 Jeff Law <law@redhat.com>
12815 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12816 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12817 * passes.def: Add jump threading passes before DOM/VRP.
12818 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12819 argument to a basic block from an edge. Remove tests which are
12821 (pass_data_thread_jumps, class pass_thread_jumps): New.
12822 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12823 (make_pass_thread_jumps): Likewise.
12824 * tree-pass.h (make_pass_thread_jumps): Declare.
12826 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12828 * config/visium/visium-protos.h (split_double_move): Rename into...
12829 (visium_split_double_move): ...this.
12830 (visium_split_double_add): Declare.
12831 * config/visium/visium.c (split_double_move): Rename into...
12832 (visium_split_double_move): ...this.
12833 (visium_split_double_add): New function.
12834 (visium_expand_copysign): Renumber operands for consistency.
12835 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12836 (DFmode move splitter): Likewise.
12837 (*addi3_insn): Split by means of visium_split_double_add.
12838 (*adddi3_insn_flags): Delete.
12839 (*plus_plus_sltu<subst_arith>): New insn.
12840 (*subdi3_insn): Split by means of visium_split_double_add.
12841 (subdi3_insn_flags): Delete.
12842 (*minus_minus_sltu<subst_arith>): New insn.
12843 (*negdi2_insn): Split by means of visium_split_double_add.
12844 (*negdi2_insn_flags): Delete.
12846 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12848 * configure.ac: Treat a --with-headers option without argument
12849 the same as the default (i.e. consult sys-include directory).
12850 * configure: Regenerate.
12852 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12854 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12855 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12857 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12858 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12860 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12863 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12864 tree-stdarg analysis results.
12865 (aarch64_setup_incoming_varargs): Likewise.
12867 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12869 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12870 va_list_gpr_counter_field and va_list_fpr_counter_field.
12872 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12875 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12876 * config/aarch64/aarch64.c
12877 (aarch64_cannot_change_mode_class): Remove function.
12878 * config/aarch64/aarch64-protos.h
12879 (aarch64_cannot_change_mode_class): Remove.
12881 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12883 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12884 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12885 get_likely_max_loop_iterations_int): New.
12886 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12887 any_likely_upper_bound.
12888 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12890 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12891 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12893 (unroll_loop_constant_iterations): Likewise.
12894 (unroll_loop_runtime_iterations): Likewise.
12895 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12896 * lto-streamer-out.c (output_cfg): Likewise.
12897 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12899 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12900 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12901 (likely_max_loop_iterations): New.
12902 (likely_max_loop_iterations_int): New.
12903 (likely_max_stmt_executions): New.
12904 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12905 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12906 likely_max_stmt_executions): Declare.
12908 2016-05-27 Marek Polacek <polacek@redhat.com>
12910 PR middle-end/71308
12911 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12913 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12915 * config/s390/s390.md (2x risbg splitters): Use
12916 reg_overlap_mentioned_p instead of rtx_equal_p.
12918 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12920 * combine.c (make_compound_operation): Take known zero bits into
12921 account when checking for possible zero_extend.
12923 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12925 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12926 Use const_int_operand for operand 2 predicate. Simplify expand code
12929 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12931 PR middle-end/71279
12932 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12935 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12937 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12938 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12939 that returns CC_SESWPmode and CC_ZESWPmode.
12940 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12942 (aarch64_rtx_costs): Likewise.
12944 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12946 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12947 for ISA 3.0 min/max support.
12948 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12949 conditional move support.
12950 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12951 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12953 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12954 conditional moves where the comparison type is different from move
12956 (fp_minmax): New code iterator for smin/smax.
12957 (minmax): New code attributes for min/max.
12958 (SMINMAX): Likewise.
12959 (smax<mode>3): Combine min, max insns into one insn using the
12960 fp_minmax code iterator. Add support for ISA 3.0 min/max
12961 instructions that don't need -ffast-math.
12962 (s<minmax><mode>3): Likewise.
12963 (smax<mode>3_vsx): Likewise.
12964 (smin<mode>3): Likewise.
12965 (s<minmax><mode>3_vsx): Likewise.
12966 (smin<mode>3_vsx): Likewise.
12967 (pre-VSX min/max splitters): Likewise.
12968 (s<minmax><mode>3_fpr): Likewise.
12969 (movsfcc): Rewrite floating point conditional moves to combine
12970 SFmode/DFmode into a single insn.
12971 (mov<mode>cc): Likewise.
12972 (movdfcc): Likewise.
12973 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12974 SFDF2 iterators to handle all combinations.
12975 (fseldfsf4): Likewise.
12976 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12977 (fseldfdf4): Likewise.
12978 (fselsfdf4): Likewise.
12979 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12980 comparison instructions that set a 0/-1 mask, and use it for
12981 floating point conditional move via XXSEL.
12982 (fpmask<mode>): Likewise.
12983 (xxsel<mode>): Likewise.
12984 * config/rs6000/predicates.md (min_max_operator): Delete, no
12986 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12987 instructions that generate a 0/-1 mask for use with XXSEL.
12988 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12989 say whether floating point min/max is available, either through
12990 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12991 (TARGET_MINMAX_DF): Likewise.
12993 2016-05-27 Alan Modra <amodra@gmail.com>
12995 PR rtl-optimization/71275
12996 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
12997 for update_equiv_regs and combine_and_move_insns.
12999 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13001 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13002 if_then_else or cond RTXes to calculate attribute value.
13003 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13004 <attr "length_immediate>: Ditto.
13005 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13006 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13007 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13008 <attr "type">: Ditto.
13009 <attr "prefix_data16">: Ditto.
13010 <attr "prefix_extra">: Ditto.
13011 <attr "length_immediate">: Ditto.
13012 <attr "prefix">: Ditto.
13013 (vec_set<mode>_0) <attr "isa">: Ditto.
13014 <attr "prefix_extra">: Ditto.
13015 <attr "length_immediate">: Ditto.
13016 <attr "prefix">: Ditto.
13017 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13018 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13019 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13020 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13021 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13022 <attr "length_immediate">: Ditto.
13023 <attr "prefix">: Ditto.
13024 (sse2_movsd) <attr "length_immediate">: Ditto.
13025 <attr "prefix">: Ditto.
13026 (vec_concatv2df) <attr "isa">: Ditto.
13027 <attr "prefix">: Ditto.
13028 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13029 (*vec_extractv2di_1) <attr "isa">: Ditto.
13030 <attr "type">: Ditto.
13031 <attr "length_immediate">: Ditto.
13032 <attr "prefix_rex">: Ditto.
13033 <attr "prefix_extra">: Ditto.
13034 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13035 <attr "prefix_extra">: Ditto.
13036 <attr "length_immediate">: Ditto.
13037 (vec_concatv2di) <attr "isa">: Ditto.
13038 <attr "prefix_extra">: Ditto.
13039 <attr "length_immediate">: Ditto.
13040 <attr "prefix">: Ditto.
13042 2016-05-26 Martin Liska <mliska@suse.cz>
13044 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13046 (operator+): Likewise.
13047 (operator-): Likewise.
13048 (comp_cost::operator+=): Likewise.
13049 (comp_cost::operator-=): Likewise.
13050 (comp_cost::operator/=): Likewise.
13051 (comp_cost::operator*=): Likewise.
13052 (operator<): Likewise.
13053 (operator==): Likewise.
13054 (operator<=): Likewise.
13055 (new_cost): Remove.
13056 (infinite_cost_p): Likewise.
13057 (add_costs): Likewise.
13058 (sub_costs): Likewise.
13059 (compare_costs): Likewise.
13060 (set_group_iv_cost): Use the newly introduced functions.
13061 (get_address_cost): Likewise.
13062 (get_shiftadd_cost): Likewise.
13063 (force_expr_to_var_cost): Likewise.
13064 (split_address_cost): Likewise.
13065 (ptr_difference_cost): Likewise.
13066 (difference_cost): Likewise.
13067 (get_computation_cost_at): Likewise.
13068 (determine_group_iv_cost_generic): Likewise.
13069 (determine_group_iv_cost_address): Likewise.
13070 (determine_group_iv_cost_cond): Likewise.
13071 (autoinc_possible_for_pair): Likewise.
13072 (determine_group_iv_costs): Likewise.
13073 (cheaper_cost_pair): Likewise.
13074 (iv_ca_recount_cost): Likewise.
13075 (iv_ca_set_no_cp): Likewise.
13076 (iv_ca_set_cp): Likewise.
13077 (iv_ca_cost): Likewise.
13078 (iv_ca_new): Likewise.
13079 (iv_ca_dump): Likewise.
13080 (iv_ca_narrow): Likewise.
13081 (iv_ca_prune): Likewise.
13082 (iv_ca_replace): Likewise.
13083 (try_add_cand_for): Likewise.
13084 (try_improve_iv_set): Likewise.
13085 (find_optimal_iv_set): Likewise.
13087 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13089 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13090 that internal functions will clobber all caller-saved registers.
13092 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13094 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13095 Return a better case_values_threshold when optimizing.
13097 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13099 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13100 Add ? to integer variant.
13101 (aarch64_combinez_be): Likewise.
13103 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13105 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13106 instead of x constraint.
13107 (vcvtps2ph256<mask_name>): Likewise.
13109 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13110 alternative. Formatting fix.
13112 * config/i386/sse.md
13113 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13115 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13116 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13117 maybe_evex prefix instead of vex.
13118 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13119 EXT_REX_SSE_REG_P (op0) case in the splitter.
13121 2016-05-25 Jeff Law <law@redhat.com>
13123 PR tree-optimization/71272
13124 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13125 Update comments. Add test for empty path.
13127 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13129 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13130 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13131 special case builtin.
13132 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13133 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13134 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13135 for __builtin_vec_cmpne.
13137 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13139 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13140 redundant test and bail out if the type of the new operand is not
13141 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13143 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13145 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13146 (x_ix86_target_flags_explicit): Remove.
13147 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13148 x_ix86_target_flags_explicit.
13149 (ix86_function_specific_restore): Ditto.
13151 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13152 H.J. Lu <hongjiu.lu@intel.com>
13155 * common/config/i386/i386-common.c
13156 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13157 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13158 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13159 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13160 (-mgeneral-regs-only): Add new option.
13161 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13162 x87 instructions if only general registers are allowed.
13163 (ix86_target_string): Add ix86_flags argument. Handle additional
13164 flags options through ix86_flags argument. Update all callers.
13165 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13167 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13169 PR rtl-optimization/66940
13170 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13171 decrementing desired_val will not overflow before performing these
13174 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13176 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13177 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13178 * config/i386/i386.c (enum ix86_builtins): Add
13179 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13180 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13181 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13182 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13183 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13184 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13185 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13186 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13187 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13188 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13189 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13190 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13191 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13192 __builtin_ia32_cvtps2dq512_mask.
13193 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13194 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13195 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13196 * config/i386/sse.md
13197 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13199 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13200 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13202 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13203 (avx512f_vec_pack_sfix_v8df): New define_expand.
13204 (avx512f_roundpd512): Rename to ...
13205 (avx512f_round<castmode>512): ... this. Change iterator.
13206 (avx512f_roundps512_sfix): New define_expand.
13207 (round<mode>2_sfix): Change iterator.
13209 2016-05-25 Nick Clifton <nickc@redhat.com>
13211 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13212 static interrupt handler is detected.
13213 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13214 default linker script.
13215 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13216 the low part of a symbolic pointer.
13218 2016-05-25 Richard Biener <rguenther@suse.de>
13220 PR tree-optimization/71261
13221 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13222 interesting stmt instead of immediate uses when looking
13223 for the use operand to replace.
13225 2016-05-25 Martin Liska <mliska@suse.cz>
13227 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13229 2016-05-25 Richard Biener <rguenther@suse.de>
13231 PR tree-optimization/71264
13232 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13235 2016-05-25 Martin Liska <mliska@suse.cz>
13237 PR tree-optimization/71239
13238 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13239 if DECL_SIZE is NULL.
13241 2016-05-25 Richard Biener <rguenther@suse.de>
13243 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13244 * tree-if-conv.c (pass_data_if_conversion): Use it.
13246 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13248 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13249 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13250 * varpool.c (varpool_node::get_availability): Likewise.
13252 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13254 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13255 VNEGW/VNEGD instructions.
13256 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13257 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13258 support for ISA 3.0 VNEGW/VNEGD instructions.
13260 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13262 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13263 pointers inside OACC_DATA regions.
13264 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
13265 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
13266 (gimplify_adjust_omp_clauses): Fix typo in comment.
13268 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13270 * config/rs6000/altivec.md (VParity): New mode iterator for vector
13271 parity built-in functions.
13272 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
13274 (p9v_parity<mode>2): Likewise.
13275 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
13277 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
13278 (parity<mode>2): ISA 3.0 expander for vector parity.
13279 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
13281 (BU_P9_64BIT_MISC_0): Likewise.
13282 (BU_P9_MISC_0): Likewise.
13283 (BU_P9V_AV_1): Likewise.
13284 (BU_P9V_AV_2): Likewise.
13285 (BU_P9V_AV_3): Likewise.
13286 (BU_P9V_AV_P): Likewise.
13287 (BU_P9V_VSX_1): Likewise.
13288 (BU_P9V_OVERLOAD_1): Likewise.
13289 (BU_P9V_OVERLOAD_2): Likewise.
13290 (BU_P9V_OVERLOAD_3): Likewise.
13291 (VCTZB): Add vector count trailing zeros support.
13295 (VPRTYBD): Add vector parity support.
13296 (VPRTYBQ): Likewise.
13297 (VPRTYBW): Likewise.
13298 (VCTZ): Add overloaded vector count trailing zeros support.
13299 (VPRTYB): Add overloaded vector parity support.
13300 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13301 overloaded vector count trailing zeros and parity instructions.
13302 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
13303 vector parity support.
13304 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
13305 trailing zeros support.
13306 (vec_cntlz): Likewise.
13307 (vec_vctzb): Likewise.
13308 (vec_vctzd): Likewise.
13309 (vec_vctzh): Likewise.
13310 (vec_vctzw): Likewise.
13311 (vec_vprtyb): Add ISA 3.0 vector parity support.
13312 (vec_vprtybd): Likewise.
13313 (vec_vprtybw): Likewise.
13314 (vec_vprtybq): Likewise.
13315 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13316 the ISA 3.0 vector count trailing zeros and vector parity built-in
13319 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13321 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
13322 when there is stmt_to_insert.
13324 2016-05-24 Martin Sebor <msebor@redhat.com>
13327 * tree.h (complete_or_array_type_p): New inline function.
13329 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13331 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
13332 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
13333 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
13335 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13336 Limit 1st alternative to noavx isa, split 2nd alternative into one
13337 noavx and one avx alternative, use *x and Bm in the former and
13338 x and m in the latter.
13340 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13341 of sse4 for the first alternative, drop %v from the template
13342 and d operand modifier. Split second alternative into one sse4_noavx
13343 and one avx alternative, use *x instead of *v in the former and v
13344 instead of *v in the latter.
13345 (*sse4_1_extractps): Use noavx isa instead of * for the first
13346 alternative, drop %v from the template. Split second alternative into
13347 one noavx and one avx alternative, use *x instead of *v in the
13348 former and v instead of *v in the latter.
13349 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
13350 with noavx and the last one with avx.
13351 (sse4_1_phminposuw): Guard first alternative with noavx isa,
13352 split the second one into one noavx and one avx alternative,
13353 use *x and Bm in the former and x and m in the latter one.
13354 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
13357 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
13358 first two alternatives to noavx, use *x instead of *v in the second
13359 one, add avx alternative without *.
13360 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
13361 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
13362 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
13364 2016-05-24 Jeff Law <law@redhat.com>
13366 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
13367 New function, extracted from...
13368 (fsm_find_control_statement_thread_paths): Here. Use the new function.
13369 Allow simple copies and constant initializations in the SSA chain.
13371 2016-05-24 Marek Polacek <polacek@redhat.com>
13374 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
13377 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13380 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
13381 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
13382 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
13383 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
13384 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
13386 2016-05-24 Richard Biener <rguenther@suse.de>
13388 PR tree-optimization/71240
13389 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
13392 2016-05-24 Richard Biener <rguenther@suse.de>
13394 PR tree-optimization/71230
13395 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
13397 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13399 * tree-vectorizer.h (vectorizable_comparison): Delete.
13400 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13401 PURE_SLP_STMT check.
13402 * tree-vect-stmts.c (vectorizable_call): Likewise.
13403 (vectorizable_simd_clone_call): Likewise.
13404 (vectorizable_conversion): Likewise.
13405 (vectorizable_assignment): Likewise.
13406 (vectorizable_shift): Likewise.
13407 (vectorizable_operation): Likewise.
13408 (vectorizable_load): Likewise.
13409 (vectorizable_condition): Likewise.
13410 (vectorizable_store): Likewise. Assert that we don't have
13412 (vectorizable_comparison): Make static. Remove redundant
13413 PURE_SLP_STMT check.
13414 (vect_transform_stmt): Assert that we always have an slp_node
13417 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13419 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13420 operands[2] against 1 with comparison against CONST1_RTX.
13421 (<shift>di3_neon): Likewise.
13422 * config/arm/predicates.md (const0_operand): Replace with comparison
13423 against CONST0_RTX.
13425 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13427 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13428 operands[2] against 1 with comparison against CONST1_RTX.
13429 (ashrdi3): Likewise.
13430 (lshrdi3): Likewise.
13431 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13433 (ashrsi3): Likewise.
13434 (lshrsi3): Likewise.
13435 (rotrsi3): Likewise.
13436 (define_split above *compareqi_eq0): Likewise.
13437 (define_split above "prologue"): Likewise.
13438 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13439 * config/arm/predicates.md (shift_operator): Likewise.
13440 (shift_nomul_operator): Likewise.
13441 (sat_shift_operator): Likewise.
13442 (thumb1_cmp_operand): Likewise.
13443 (const_neon_scalar_shift_amount_operand): Replace manual range
13444 check with IN_RANGE.
13445 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13446 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13448 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13450 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13451 with HOST_WIDE_INT_1.
13453 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13454 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13455 (arm_canonicalize_comparison): Likewise.
13456 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13458 (thumb1_size_rtx_costs): Likewise.
13459 (vfp_const_double_index): Replace cast of 1 to unsigned
13460 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13461 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13463 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13464 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13465 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13466 HOST_WIDE_INT with HOST_WIDE_INT_1.
13468 2016-05-24 Marek Polacek <polacek@redhat.com>
13470 * tree-cfg.h (should_remove_lhs_p): New predicate.
13471 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13472 * gimplify.c (gimplify_modify_expr): Likewise.
13473 * tree-cfg.c (verify_gimple_call): Likewise.
13474 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13475 * gimple-fold.c: Include "tree-cfg.h".
13476 (gimple_fold_call): Use should_remove_lhs_p.
13478 2016-05-24 Richard Biener <rguenther@suse.de>
13480 PR tree-optimization/71253
13481 * cfganal.h (control_dependences): Make robust against edge
13483 (control_dependences::control_dependences): Remove edge_list argument.
13484 (control_dependences::get_edge): Remove.
13485 (control_dependences::get_edge_src): Add.
13486 (control_dependences::get_edge_dest): Likewise.
13487 (control_dependences::m_el): Make a vector of edge src/dest index.
13488 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13489 (control_dependences::control_dependences): Likewise.
13490 (control_dependences::~control_dependence): Likewise.
13491 (control_dependences::get_edge): Remove.
13492 (control_dependences::get_edge_src): Add.
13493 (control_dependences::get_edge_dest): Likewise.
13494 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13496 (perform_tree_ssa_dce): Adjust.
13497 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13499 (pass_loop_distribution::execute): Adjust. Do loop destroying
13500 conditional on changed.
13502 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13505 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13506 return. Reindent transformation comment and mention the ARM state
13509 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13511 PR middle-end/71252
13512 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13513 after build_and_add_sum creates new use stmt.
13515 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13517 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13518 load_lanes/grouped_load classification comes first. Don't check
13519 whether the vectorization factor is a multiple of the group size
13522 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13524 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13525 GROUP_GAP for single-element interleaving.
13526 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13529 2016-05-24 Richard Biener <rguenther@suse.de>
13531 PR middle-end/70434
13533 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13534 bases which are accessed with non-invariant indices.
13535 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13536 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13538 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13540 PR middle-end/71170
13541 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13542 (add_to_ops_vec): Add stmt_to_insert.
13543 (add_repeat_to_ops_vec): Init stmt_to_insert.
13544 (insert_stmt_before_use): New.
13545 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13547 (get_ops): Init stmt_to_insert.
13548 (maybe_optimize_range_tests): Likewise.
13549 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13550 (rewrite_expr_tree_parallel): Likewise.
13551 (reassociate_bb): Likewise.
13553 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13556 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13557 ISA 3.0 xxperm fusion alternative.
13558 (altivec_vperm_v8hiv16qi): Likewise.
13559 (altivec_vperm_<mode>_uns_internal): Likewise.
13560 (vperm_v8hiv4si): Likewise.
13561 (vperm_v16qiv8hi): Likewise.
13563 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13564 Kelvin Nilsen <kelvin@gcc.gnu.org>
13566 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13567 vpermr/xxpermr on ISA 3.0.
13568 (altivec_expand_vec_perm_le): Likewise.
13569 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13570 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13573 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13575 * config/i386/i386.h (IS_STACK_MODE): Enable for
13576 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13577 SSE_FLOAT_MODE_P macros.
13578 * config/i386/i386.c (ix86_preferred_reload_class): Use
13579 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13580 Cleanup regclass processing for CONST_DOUBLE_P.
13581 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13582 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13583 with IS_STACK_MODE macro.
13584 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13586 (*movdf_internal): Use IS_STACK_MODE macro.
13587 (*movsf_internal): Ditto.
13589 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13591 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13592 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13594 2016-05-23 Jeff Law <law@redhat.com>
13596 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13598 (fsm_find_control_statement_thread_paths): Call it.
13600 2016-05-23 Martin Jambor <mjambor@suse.cz>
13603 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13604 from_global_constant if t is not NULL.
13606 2016-05-23 Marek Polacek <polacek@redhat.com>
13609 * common.opt (Wswitch-unreachable): New option.
13610 * doc/invoke.texi: Document -Wswitch-unreachable.
13611 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13614 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13616 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13617 TMR_INDEX is non-NULL.
13619 2016-05-23 Richard Biener <rguenther@suse.de>
13621 PR tree-optimization/71230
13622 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13623 (try_special_add_to_ops): ... here. Always test for single-use.
13625 2016-05-23 Martin Jambor <mjambor@suse.cz>
13627 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13628 default block if a PHI node in the original one would be resized.
13630 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13632 PR tree-optimization/58135
13633 * tree-vect-slp.c: When group size is not multiple
13634 of vector size, allow splitting of store group at
13637 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13639 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13641 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13643 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13644 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13645 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13648 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13649 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13650 v constraint instead of x and vinserti32x4 insn.
13652 * config/i386/sse.md (i128vldq): New mode iterator.
13653 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13654 avx512dq and avx512vl alternatives.
13656 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13657 constraint, use maybe_evex prefix instead of vex.
13658 (vec_dupv4sf): Use v constraint instead of x for output
13659 operand except for noavx alternative, use Yv constraint
13660 instead of x for input. Use maybe_evex prefix instead of vex.
13661 (*vec_dupv4si): Likewise.
13662 (*vec_dupv2di): Likewise.
13664 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13666 PR middle-end/40921
13667 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13668 (linearize_expr_tree): Call try_special_add_to_ops.
13669 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13671 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13673 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13674 to computed stack_usage.
13676 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13679 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13680 operand is subreg (symbol_ref) then move the symbol ref to register.
13682 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13684 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13686 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13688 PR middle-end/71179
13689 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13692 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13694 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13695 ranges by calling get_single_symbol and tidy up. Look more closely
13696 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13698 2016-05-20 Jeff Law <law@redhat.com>
13700 * bitmap.c (bitmap_find_bit): Remove useless test.
13702 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13704 * function.c (thread_prologue_and_epilogue_insns): Commit the
13705 insertion of the epilogue.
13707 2016-05-20 Martin Jambor <mjambor@suse.cz>
13709 PR tree-optimization/70884
13710 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13711 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13712 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13713 of constant pool data as a reason for scalarization.
13715 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13717 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13718 for naked functions.
13719 (thumb1_expand_prologue): Likewise.
13721 2016-05-20 Nathan Sidwell <nathan@acm.org>
13723 * config/nvptx/nptx.c (nvptx_option_override): Only set
13724 flag_toplevel_reorder, if not explicitly specified. Set
13725 flag_no_common, unless explicitly specified.
13727 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13729 * calls.c (can_implement_as_sibling_call_p): Mark param
13730 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13732 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13734 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13735 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13736 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13738 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13739 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13740 and CASE_CONST_ANY.
13742 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13744 * config/nvptx/nvptx.md (sincossf3): New pattern.
13746 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13748 * calls.c (maybe_complain_about_tail_call): New function.
13749 (initialize_argument_information): Call
13750 maybe_complain_about_tail_call when clearing *may_tailcall.
13751 (can_implement_as_sibling_call_p): Call
13752 maybe_complain_about_tail_call when returning false.
13753 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13754 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13755 if tail-call optimization fails.
13756 * cfgexpand.c (expand_call_stmt): Initialize
13757 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13758 * gimple-pretty-print.c (dump_gimple_call): Dump
13759 gimple_call_must_tail_p.
13760 * gimple.c (gimple_build_call_from_tree): Call
13761 gimple_call_set_must_tail with the value of
13762 CALL_EXPR_MUST_TAIL_CALL.
13763 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13764 (gimple_call_set_must_tail): New function.
13765 (gimple_call_must_tail_p): New function.
13766 * print-tree.c (print_node): Update printing of TREE_STATIC
13767 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13768 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13769 trailing comment listing applicable flags.
13770 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13772 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13774 * calls.c (expand_call): Move "Rest of purposes for tail call
13775 optimizations to fail" to...
13776 (can_implement_as_sibling_call_p): ...this new function, and
13777 split into multiple "if" statements.
13779 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13781 * cfgloop.h (expected_loop_iterations_unbounded,
13782 expected_loop_iterations): Unconstify.
13783 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13784 profile with known upper bound; return 3 when profile is absent.
13785 (expected_loop_iterations): Update.
13787 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13789 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13790 and get_max_loop_iterations_int.
13792 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13794 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13795 realistic upper bounds here.
13797 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13800 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13801 calls if the LHS is variable length or has addressable type.
13802 If targets[0]->decl is a noreturn call with void return type and
13803 zero arguments, adjust fntype and remove lhs in that case.
13805 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13807 PR tree-optimization/71079
13808 PR tree-optimization/71206
13809 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13811 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13813 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13814 (get_vec_alignment_for_array_decl): Likewise.
13815 (get_vec_alignment_for_record_decl): Likewise.
13816 (increase_alignment::execute): Move code to find alignment to
13817 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13818 (type_align_map): New hash_map.
13820 2016-05-20 Richard Guenther <rguenther@suse.de>
13822 PR tree-optimization/29756
13823 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13824 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13825 * fold-const.c (operand_equal_p): Likewise.
13826 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13827 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13828 * tree-inline.c (estimate_operator_cost): Likewise.
13829 * tree-pretty-print.c (dump_generic_node): Likewise.
13830 * tree-ssa-operands.c (get_expr_operands): Likewise.
13831 * cfgexpand.c (expand_debug_expr): Likewise.
13832 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13833 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13834 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13835 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13836 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13837 (execute_update_addresses_taken): Do it.
13839 2016-05-20 Richard Biener <rguenther@suse.de>
13841 PR tree-optimization/71185
13842 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13843 register operations.
13845 2016-05-20 Richard Biener <rguenther@suse.de>
13847 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13848 gimple_seq_add_seq_without_update.
13849 (release_bb_predicate): Assert we have no operands to free.
13850 (if_convertible_loop_p_1): Calculate post dominators later.
13851 Do not free BB predicates here.
13852 (combine_blocks): Do not recompute BB predicates.
13853 (version_loop_for_if_conversion): Save BB predicates around
13856 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13858 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13859 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13860 code. Ignore sibcalls on EDGE_IGNORE edges.
13861 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13862 on edges for sibcalls that run without prologue. The rest of the
13863 function is combined from...
13864 (fix_fake_fallthrough_edge): ... this, and ...
13865 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13866 function argument, make it a local variable.
13868 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13870 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13871 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13872 for 32-bit mode and SEH for 64-bit.
13873 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13874 TARGET_64BIT_DEFAULT.
13876 2016-05-19 Ryan Burn <contact@rnburn.com>
13878 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13879 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13881 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13883 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13884 force pending loads from memory.
13886 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13888 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13889 (UNSPEC_DARN_32): New unspec constant.
13890 (UNSPEC_DARN_RAW): New unspec constant.
13891 (darn_32): New instruction.
13892 (darn_raw): New instruction.
13893 (darn): New instruction.
13894 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13895 support and documentation for this macro.
13896 (BU_P9_MISC_1): New macro definition.
13897 (BU_P9_64BIT_MISC_0): New macro definition.
13898 (BU_P9_MISC_0): New macro definition.
13899 (darn_32): New builtin definition.
13900 (darn_raw): New builtin definition.
13901 (darn): New builtin definition.
13902 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13903 RS6000_BUILTIN_0 directives to surround each occurrence of
13904 #include "rs6000-builtin.def".
13905 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13906 RS6000_BTM_64BIT flags to the returned mask, depending on
13908 (def_builtin): Correct an error in the assignments made to the
13909 debugging variable attr_string.
13910 (rs6000_expand_builtin): Add support for no-operand built-in
13912 (builtin_function_type): Remove fatal_error assertion that is no
13914 (rs6000_common_init_builtins): Add support for no-operand built-in
13916 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13918 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13920 (RS6000_BTM_64BIT): New macro definition.
13921 * doc/extend.texi: Document __builtin_darn (void),
13922 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13925 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13927 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13928 max_loop_iterations_int.
13930 2016-05-19 Marek Polacek <polacek@redhat.com>
13932 PR tree-optimization/71031
13933 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13934 condition and adjust the code a bit.
13936 2016-05-19 Martin Liska <mliska@suse.cz>
13938 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13939 auto_vec instead of vec.
13941 2016-05-19 Martin Liska <mliska@suse.cz>
13943 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13945 2016-05-19 Martin Liska <mliska@suse.cz>
13947 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13949 2016-05-19 Martin Liska <mliska@suse.cz>
13951 * ipa-pure-const.c (set_function_state): Remove an existing
13953 (remove_node_data): Do not free it as it's released
13954 in set_function_state.
13956 2016-05-19 Martin Liska <mliska@suse.cz>
13958 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13961 2016-05-19 Martin Liska <mliska@suse.cz>
13963 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13965 2016-05-19 Martin Liska <mliska@suse.cz>
13967 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13968 an auto_vec instead of re-creating it.
13970 2016-05-19 Martin Liska <mliska@suse.cz>
13972 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13973 auto_vec instead of vec.
13975 2016-05-19 Martin Liska <mliska@suse.cz>
13977 * lto-section-in.c (lto_get_section_data): Call
13978 lto_check_version with additional argument.
13979 * lto-streamer.c (lto_check_version): Add new argument.
13980 * lto-streamer.h (lto_check_version): Likewise.
13982 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13984 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13985 Don't add cost of inner memory when handling sign-extended loads.
13987 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13989 PR rtl-optimization/71148
13990 * cse.c (cse_main): Free dominance info.
13991 (rest_of_handle_cse): Don't free dominance info.
13992 (rest_of_handle_cse2): Likewise.
13993 (rest_of_handle_cse_after_global_opts): Likewise.
13995 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13998 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
13999 NULL_TREE early if NEON is not available. Remove now redundant check
14000 in ARM_CHECK_BUILTIN_MODE.
14002 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14005 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14006 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14007 * doc/cpp.texi: Document new macros.
14009 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14011 PR tree-optimization/69848
14012 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14013 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14015 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14017 * function.c (thread_prologue_and_epilogue_insn): Move the
14018 "goto epilogue_done" one block later.
14020 2016-05-19 Richard Biener <rguenther@suse.de>
14022 PR tree-optimization/70729
14023 * passes.def: Move LIM pass before PRE. Remove no longer
14024 required copyprop and move first DCE out of the loop pipeline.
14026 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14029 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14030 (OBJS-libcommon-target): ...here.
14031 * opts-common.c: Include spellcheck.h.
14032 (cmdline_handle_error): Build a vec of valid options and use it
14033 to suggest provide hints for misspelled arguments.
14035 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14038 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14039 lhs if it has TREE_ADDRESSABLE type.
14041 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14044 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14045 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14047 2016-05-18 Martin Jambor <mjambor@suse.cz>
14050 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14051 input for NOP_EXPR pass-through functions.
14052 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14053 aggregate global constant VAR_DECLs in constant jump functions.
14055 2016-05-18 Martin Jambor <mjambor@suse.cz>
14058 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14059 from TREE_READONLY parameters.
14061 2016-05-18 Martin Jambor <mjambor@suse.cz>
14064 * cgraph.h (cgraph_indirect_call_info): New field
14065 guaranteed_unmodified.
14066 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14067 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14069 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14070 pass the parameter value to ipa_find_agg_cst_for_param.
14071 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14072 guaranteed_unmodified, store AA results there instead of bailing out
14074 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14075 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14076 (find_constructor_constant_at_offset): New function.
14077 (ipa_find_agg_cst_from_init): Likewise.
14078 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14079 static initializers of contants, report back through a new paameter
14080 from_global_constant if that was the case.
14081 (try_make_edge_direct_simple_call): Also pass parameter value to
14082 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14084 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14085 (ipa_read_indirect_edge_info): Likewise.
14086 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14087 (ipa_load_from_parm_agg): Likewise.
14089 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14091 PR rtl-optimization/71150
14092 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14095 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14098 * config/rs6000/constraints.md (wE constraint): New constraint
14099 for a vector constant that can be loaded with XXSPLTIB.
14100 (wM constraint): New constraint for a vector constant of a 1's.
14101 (wS constraint): New constraint for a vector constant that can be
14102 loaded with XXSPLTIB and a vector sign extend instruction.
14103 * config/rs6000/predicates.md (xxspltib_constant_split): New
14104 predicates for wE/wS constraints.
14105 (xxspltib_constant_nosplit): Likewise.
14106 (easy_vector_constant): Add support for constants that can be
14107 loaded via XXSPLTIB.
14108 (all_ones_constant): New predicate for vector constant with all
14110 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14111 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14112 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14113 instruction and possibly with a sign extension.
14114 (output_vec_const_move): Add support for XXSPLTIB. If we are
14115 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14116 instead of XXLXOR/XXLORC.
14117 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14119 (rs6000_legitimize_reload_address): Likewise.
14120 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14122 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14123 combine VSX_M and VSX_M2 into one iterator.
14124 (VSX_M2): Likewise.
14125 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14126 (VSINT_842): Likewise.
14127 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14128 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14129 XXSPLTIB instruction.
14130 (xxspltib_<mode>_nosplit): Likewise.
14131 (xxspltib_<mode>_split): New insn to load up constants with
14132 XXSPLTIB and a sign extend instruction.
14133 (vsx_mov<mode>): Replace single move that handled all vector types
14134 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14135 moves (when -mvsx-timode is in effect) into the main vector
14136 moves. Eliminate separate moves for <VSr> <VSa>, where the
14137 preferred register class (<VSr>) is listed first, and the
14138 secondary register class (<VSa>) is listed second with a '?' to
14139 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14140 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14141 that if the register was involved in a slow operation, the
14142 clear/set operation does not wait for the slow operation to
14143 finish. Adjust the length attributes for 32-bit mode. Use
14144 rs6000_output_move_128bit and drop the use of the string
14145 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14146 spacing so that the alternatives and attributes don't generate
14147 long lines, and put things in columns, so that it is easier to
14148 match up the operands and attributes with the insn alternatives.
14149 (vsx_mov<mode>_64bit): Likewise.
14150 (vsx_mov<mode>_32bit): Likewise.
14151 (vsx_movti_64bit): Fold movti into normal vector moves.
14152 (vsx_movti_32bit): Likewise.
14153 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14154 splat instructions.
14155 (vsx_splat_v4si_internal): Likewise.
14156 (vsx_splat_v4sf_internal): Likewise.
14157 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14158 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14159 extend vector elements.
14160 (vsx_sign_extend_hi_<mode>): Likewise.
14161 (vsx_sign_extend_si_v2di): Likewise.
14162 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14164 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14165 constraints. Add trailing period to wL documentation.
14167 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14169 PR middle-end/71020
14170 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14171 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14172 * tree-call-cdce.c: Include tree-dfa.h.
14173 (can_guard_call_p): New function, extracted from...
14174 (can_use_internal_fn): ...here.
14175 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14177 (shrink_wrap_one_built_in_call): Likewise.
14178 (use_internal_fn): Likewise.
14179 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14180 and return void. Call replace_abnormal_ssa_names.
14181 (pass_call_cdce::execute): Check can_guard_call_p during the
14182 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14183 will always change something.
14185 2016-05-18 Martin Jambor <mjambor@suse.cz>
14188 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14189 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14191 2016-05-18 Martin Jambor <mjambor@suse.cz>
14194 * ipa-inline.h (condition): New field size.
14195 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14196 for comaprison and store it into the new condition.
14197 (evaluate_conditions_for_known_args): Use condition size to check
14198 access sizes for all but CHANGED conditions.
14199 (unmodified_parm_1): New parameter size_p, store access size into it.
14200 (unmodified_parm): Likewise.
14201 (unmodified_parm_or_parm_agg_item): Likewise.
14202 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14203 (set_cond_stmt_execution_predicate): Extract access sizes and store
14204 them to conditions.
14205 (set_switch_stmt_execution_predicate): Likewise.
14206 (will_be_nonconstant_expr_predicate): Likewise.
14207 (will_be_nonconstant_predicate): Likewise.
14208 (inline_read_section): Stream condition size.
14209 (inline_write_summary): Likewise.
14211 2016-05-18 Richard Biener <rguenther@suse.de>
14213 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14214 condition cost to PHI cost instead of total_cost.
14216 2016-05-18 Martin Liska <mliska@suse.cz>
14219 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14222 2016-05-18 Richard Biener <rguenther@suse.de>
14224 * lto-streamer.h (LTO_major_version): Bump to 6.
14226 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14228 * function.c (make_split_prologue_seq, make_prologue_seq,
14229 make_epilogue_seq): New functions, factored out from...
14230 (thread_prologue_and_epilogue_insns): Here.
14232 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14234 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14235 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14236 of before. Add a comment.
14238 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14240 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14241 expression pointer, not pointer to the pointer.
14243 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14245 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14246 (avx2_pbroadcast<mode>): Add another alternative with v instead
14247 of x constraints in it, using <pbroadcast_evex_isa> isa.
14248 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14250 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14251 constraint x instead of v in second alternative, add avx512bw
14254 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14255 constraint x instead of v in second alternative, add avx512bw
14258 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14259 constraint x instead of v in second alternative, add avx512bw
14262 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14263 avx512bw alternative.
14265 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14267 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
14268 array to 128 chars.
14269 (define_insn "*andnottf3"): Ditto.
14270 (define_insn "*<code><mode>3"/any_logic): Ditto.
14271 (define_insn "*<code>tf3"/any_logic): Ditto.
14272 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
14273 operand to block AVX-512VL insn variant emit when it is not enabled.
14275 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14277 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14278 constraint fot SF mode.
14280 2016-05-18 Petr Murzin <petr.murzin@intel.com>
14281 Kirill Yukhin <kirill.yukhin@intel.com>
14283 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
14285 (define_insn "rsqrt14<mode>"): Ditto.
14286 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
14287 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
14288 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
14289 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
14290 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
14292 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14293 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
14294 * config/i386/i386.c (ix86_print_operand): Expand check for size
14295 override codes for Intel syntax.
14297 2016-05-18 Richard Biener <rguenther@suse.de>
14299 PR tree-optimization/71168
14300 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
14301 initialization earlier.
14303 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
14305 * config/aarch64/aarch64-simd.md
14306 (aarch64_reduc_plus_internal<mode>): Rename to...
14307 (reduc_plus_scal): ...This, and remove previous implementation.
14309 2016-05-18 Richard Biener <rguenther@suse.de>
14311 * passes.def: Put late dse and cd_dce in canonical order.
14313 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
14315 * ipa-inline-transform.c (preserve_function_body_p): Look for
14316 first non-thunk clone.
14317 (save_function_body): Save into first non-thunk.
14318 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
14320 (lto_output_node): Inline thunks don't need body in every
14322 * lto-streamer-in.c: Do not fixup thunk clones.
14323 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
14325 * tree-inline.c (copy_bb): Be prepared for target node to be new after
14328 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14330 PR middle-end/63586
14331 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
14332 (reassociate_bb): Call transform_add_to_multiply.
14334 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14336 * config/aarch64/aarch64.c (all_extensions): Removed unused
14339 2016-05-17 Nathan Sidwell <nathan@acm.org>
14341 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
14342 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
14344 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
14346 PR tree-optimization/54579
14347 PR middle-end/55299
14348 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
14350 2016-05-17 Marek Polacek <polacek@redhat.com>
14353 * tree-inline.c (expand_call_inline): Call
14354 maybe_remove_unused_call_args.
14356 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
14358 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
14359 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
14360 * doc/md.texi (fmin@var{m}3): Likewise.
14362 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14364 * match.pd (X & C): New transformation.
14366 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14368 * match.pd (~X & Y): New transformation.
14370 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14372 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
14373 information for new SSA_NAME.
14374 (simplify_conversion_using_ranges): Get range through get_range_info
14375 instead of get_value_range.
14377 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14379 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
14380 Remove inline assembly.
14381 (vmvn_s16): Likewise.
14382 (vmvn_s32): Likewise.
14383 (vmvn_u8): Likewise.
14384 (vmvn_u16): Likewise.
14385 (vmvn_u32): Likewise.
14386 (vmvnq_s8): Likewise.
14387 (vmvnq_s16): Likewise.
14388 (vmvnq_s32): Likewise.
14389 (vmvnq_u8): Likewise.
14390 (vmvnq_u16): Likewise.
14391 (vmvnq_u32): Likewise.
14392 (vmvn_p8): Likewise.
14393 (vmvnq_p16): Likewise.
14395 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14397 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14399 (vmul_n_s16): Likewise.
14400 (vmul_n_s32): Likewise.
14401 (vmul_n_u16): Likewise.
14402 (vmul_n_u32): Likewise.
14403 (vmulq_n_f32): Likewise.
14404 (vmulq_n_f64): Likewise.
14405 (vmulq_n_s16): Likewise.
14406 (vmulq_n_s32): Likewise.
14407 (vmulq_n_u16): Likewise.
14408 (vmulq_n_u32): Likewise.
14410 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14412 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14413 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14415 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14417 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14418 to *aarch64_fma4_elt_from_dup<mode>.
14419 (*aarch64_fnma4_elt_to_128df): Rename to
14420 *aarch64_fnma4_elt_from_dup<mode>.
14421 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14422 (vfms_n_f32): Likewise.
14423 (vfms_n_f64): Likewise.
14424 (vfmsq_n_f32): Likewise.
14425 (vfmsq_n_f64): Likewise.
14427 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14429 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14431 2016-05-17 Richard Biener <rguenther@suse.de>
14433 PR tree-optimization/71132
14434 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14435 Only add control dependences for blocks in the loop.
14436 (build_rdg): Adjust.
14437 (generate_code_for_partition): Return whether loop should
14438 be destroyed and delay that.
14439 (distribute_loop): Likewise.
14440 (pass_loop_distribution::execute): Record loops to be destroyed
14441 and perform delayed destroying of loops.
14443 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14446 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14448 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14450 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14452 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14455 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14456 insertion point for instructions generated by validize_mem.
14458 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14460 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14463 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14465 * config/aarch64/aarch64.c
14466 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14467 rather than a macro.
14469 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14471 * doc/invoke.texi (AArch64 Options): Various updates.
14473 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14475 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14476 into instrumentation thunks.
14477 * cif-code.def (CIF_CHKP): New.
14479 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14481 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14483 2016-05-16 Martin Jambor <mjambor@suse.cz>
14485 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14486 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14488 2016-05-16 Marek Polacek <polacek@redhat.com>
14490 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14493 2016-05-16 Martin Jambor <mjambor@suse.cz>
14496 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14497 the outlined kernel function.
14499 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14501 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14502 (ISA_HAS_DLSA): Ditto.
14504 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14506 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14508 2016-05-16 Nathan Sidwell <nathan@acm.org>
14510 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14511 (nvptx_name_replacement): Restore. Add comment.
14512 (write_fn_proto, write_fn_proto_from_insn,
14513 nvptx_output_call_insn): Restore
14514 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14516 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14518 * config/aarch64/aarch64.md
14519 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14520 (add<mode>3_compareC_imm): Likewise.
14521 (<optab>si3_uxtw): Split into register and immediate variants.
14522 (andsi3_compare0_uxtw): Likewise.
14523 (and<mode>3_compare0): Likewise.
14524 (and<mode>3nr_compare0): Likewise.
14525 (stack_protect_test_<mode>): Don't use %x for memory operands.
14527 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14529 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14531 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14533 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14534 Split integer shifts into shift_reg and bfm.
14535 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14536 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14537 (ror<mode>3_insn): Likewise.
14538 (<optab>si3_insn_uxtw): Likewise.
14539 (<optab><mode>3_insn): Change to rotate_imm.
14540 (extr<mode>5_insn_alt): Likewise.
14541 (extrsi5_insn_uxtw): Likewise.
14542 (extrsi5_insn_uxtw_alt): Likewise.
14544 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14546 * doc/tm.texi: Regenerate.
14547 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14548 (TARGET_INVALID_RETURN_TYPE): Remove.
14549 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14550 TARGET_INVALID_RETURN_TYPE.
14551 * target.def (invalid_parameter_type): Remove.
14552 (invalid_return_type): Remove.
14554 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14556 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14557 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14559 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14561 (preserve_function_body_p): No need to preserve function body
14562 * cif-codes.def (CIF_THUNK): Remove.
14563 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14565 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14567 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14569 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14571 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14574 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14576 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14577 (inline_small_functions): Do not look for function symbol when
14580 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14582 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14585 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14586 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14587 Jiong Wang <jiong.wang@arm.com>
14589 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14590 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14591 Define __ARM_FP16_ARGS when appropriate.
14592 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14594 (arm_invalid_return_type): Likewise.
14595 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14596 (TARGET_INVALID_RETURN_TYPE): Remove.
14597 (aapcs_vfp_sub_candidate): Allow HFmode.
14598 (aapcs_vfp_allocate): Add comment. Support HFmode.
14599 (aapcs_vfp_allocate_return_reg): Likewise.
14600 (struct aapcs_cp_arg_layout): Slightly reword comments for
14601 is_return_candidate and allocate_return_reg.
14602 (output_mov_vfp): Update assert.
14603 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14605 (arm_invalid_parameter_type): Remove.
14606 (amr_invalid_return_type): Remove.
14607 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14608 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14609 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14611 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14613 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14614 * config/aarch64/arch64-protos.h
14615 (aarch64_legitimize_reload_address): Remove.
14616 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14619 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14621 * configure.ac: Add ACX_NONCANONICAL_HOST.
14622 * configure: Regenerate.
14623 * Makefile.in: Set host_noncanonical.
14625 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14628 * config/i386/i386.md (*movtf_internal): Before register allocation,
14629 do not allow FP constants for CM_MEDIUM memory model, allow only
14630 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14631 (*movxf_internal): Ditto.
14632 (*movdf_internal): Ditto.
14633 (*movsf_internal): Ditto.
14635 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14637 PR rtl-optimization/67483
14638 * combine.c (make_compound_operation): Don't call extract_left_shift
14639 with negative shift amounts.
14641 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14644 * fold-const.c (fold_checksum_tree): Allow modification
14645 of TYPE_ALIAS_SET during folding.
14647 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14648 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14649 (ix86_split_to_parts): Likewise. Fix up formatting.
14651 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14653 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14654 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14657 2016-05-13 Nathan Sidwell <nathan@acm.org>
14659 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14660 (nvptx_name_replacement): Delete.
14661 (write_fn_proto, write_fn_proto_from_insn,
14662 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14663 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14664 * langhooks.c (add_builtin_funcction_common): Call
14665 targetm.mangle_decl_assembler_name.
14667 * config/nvptx/nvptx.c (write_fn_proto): Handle
14668 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14670 2016-05-13 Martin Liska <mliska@suse.cz>
14672 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14673 and PRIu64 in printf format.
14675 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14677 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14680 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14682 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14683 Change --param max-completely-peeled-times to
14684 --param max-completely-peel-times in dump file printing.
14686 2016-05-13 Richard Biener <rguenther@suse.de>
14688 PR tree-optimization/42587
14689 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14690 (find_bswap_or_nop_1): Likewise.
14691 (bswap_replace): Likewise.
14693 2016-05-13 Martin Liska <mliska@suse.cz>
14695 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14696 Initialize a variable with default value.
14698 2016-05-13 Martin Liska <mliska@suse.cz>
14700 * doc/invoke.texi: Enhance explanation of error recovery
14703 2016-05-13 Martin Liska <mliska@suse.cz>
14705 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14706 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14707 (iv_inv_expr_ent *).
14708 (struct iv_inv_expr_ent): Comment struct fields.
14709 (sort_iv_inv_expr_ent): New function.
14710 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14711 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14712 a hash_map between iv_inv_expr_ent and number of usages.
14713 (niter_for_exit): Fix coding style.
14714 (tree_ssa_iv_optimize_init): Use renamed variable.
14715 (determine_base_object): Fix coding style.
14716 (alloc_iv): Likewise.
14717 (find_interesting_uses_outside): Likewise.
14718 (add_candidate_1): Likewise.
14719 (add_standard_iv_candidates): Likewise.
14720 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14721 (prepare_decl_rtl): Fix coding style.
14722 (get_address_cost): Likewise.
14723 (get_shiftadd_cost): Likewise.
14724 (force_expr_to_var_cost): Likewise.
14725 (compare_aff_trees): Likewise.
14726 (get_expr_id): Restructure the function.
14727 (get_loop_invariant_expr_id): Renamed to
14728 get_loop_invariant_expr.
14729 (get_computation_cost_at): Replace usage of inv_expr_id with
14731 (get_computation_cost): Likewise.
14732 (determine_group_iv_cost_generic): Likewise.
14733 (determine_group_iv_cost_address): Likewise.
14734 (iv_period): Fix coding style.
14735 (iv_elimination_compare_lt): Likewise.
14736 (may_eliminate_iv): Likewise.
14737 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14739 (determine_group_iv_costs): Dump invariant expressions.
14740 (iv_ca_recount_cost): Use the newly added hash_map.
14741 (iv_ca_set_remove_invariants): Fix coding style.
14742 (iv_ca_set_add_invariants): Fix coding style.
14743 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14745 (iv_ca_set_cp): Likewise.
14746 (iv_ca_new): Initialize the newly added hash_map and remove
14747 initialization of fields.
14748 (iv_ca_free): Delete the hash_map.
14749 (iv_ca_dump): Dump invariant expressions.
14750 (iv_ca_extend): Fix coding style.
14751 (try_add_cand_for): Likewise.
14752 (create_new_ivs): Dump information about # of avg iterations and
14753 # of used invariant expressions.
14754 (rewrite_use_compare): Fix coding style.
14755 (free_loop_data): Set default value for max_inv_expr_id.
14757 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14759 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14760 returned value cse_cfg_altered computation.
14761 (rest_of_handle_cse2): Likewise.
14762 (rest_of_handle_cse_after_global_opts): Likewise.
14764 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14767 * config/arm/arm.c (arm32_output_mi_thunk): New.
14768 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14769 to split Thumb1 vs TARGET_32BIT functionality.
14770 (arm_thumb1_mi_thunk): New.
14772 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14774 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14777 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14780 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14782 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14784 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14785 (expand_builtin_trap): Emit a regular call.
14786 (set_builtin_user_assembler_name): Remove obsolete cases.
14787 * dse.c (scan_insn): Adjust.
14788 * except.c: Include calls.h.
14789 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14790 emit a regular call to setjmp.
14791 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14792 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14793 (emit_block_move_via_libcall): Delete.
14794 (block_move_fn): Delete.
14795 (init_block_move_fn): Likewise.
14796 (emit_block_move_libcall_fn): Likewise.
14797 (emit_block_op_via_libcall): New function.
14798 (set_storage_via_libcall): Tidy up and use memset builtin.
14799 (block_clear_fn): Delete.
14800 (init_block_clear_fn): Likewise.
14801 (clear_storage_libcall_fn): Likewise.
14802 (expand_assignment): Call emit_block_move_via_libcall.
14803 Do not include gt-expr.h.
14804 * expr.h (emit_block_op_via_libcall): Declare.
14805 (emit_block_copy_via_libcall): New inline function.
14806 (emit_block_move_via_libcall): Likewise.
14807 (emit_block_comp_via_libcall): Likewise.
14808 (block_clear_fn): Delete.
14809 (init_block_move_fn): Likewise.
14810 (init_block_clear_fn): Likewise.
14811 (emit_block_move_via_libcall): Likewise.
14812 (set_storage_via_libcall): Add default parameter value.
14813 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14814 (abort_libfunc): Delete.
14815 (memcpy_libfunc): Likewise.
14816 (memmove_libfunc): Likewise.
14817 (memcmp_libfunc): Likewise.
14818 (memset_libfunc): Likewise.
14819 (setbits_libfunc): Likewise.
14820 (setjmp_libfunc): Likewise.
14821 (longjmp_libfunc): Likewise.
14822 (profile_function_entry_libfunc): Likewise.
14823 (profile_function_exit_libfunc): Likewise.
14824 (gcov_flush_libfunc): Likewise.
14825 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14826 and DECL_VISIBILITY on the declaration.
14827 (init_optabs): Do not initialize obsolete libfuncs.
14828 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14829 * tree-core.h (ECF_RET1): Define.
14830 (ECF_TM_PURE): Adjust.
14831 (ECF_TM_BUILTIN): Likewise.
14832 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14833 (build_common_builtin_nodes): Initialize abort builtin.
14834 Add ECF_RET1 on memcpy, memmove and memset builtins.
14835 Pass final flags for alloca and alloca_with_align builtins.
14836 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14838 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14839 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14840 set_storage_via_libcall and call emit_block_copy_via_libcall.
14842 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14844 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14845 DImode before it is passed to ix86_output_call_operand.
14846 (*call_value_got_x32): Ditto for operand 1.
14848 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14850 PR rtl-optimization/70904
14851 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14852 reload for wide mode.
14854 2016-05-12 Marek Polacek <polacek@redhat.com>
14857 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14858 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14859 * langhooks.h (incomplete_type_error): Likewise.
14860 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14861 parameter, pass it down to incomplete_type_error.
14862 * tree.h (size_in_bytes): New inline overload.
14863 (size_in_bytes_loc): Renamed from size_in_bytes.
14865 2016-05-12 Richard Biener <rguenther@suse.de>
14867 PR tree-optimization/71059
14868 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14869 nary before looking up or entering the expression into the VN
14871 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14872 Make sure to re-use NARYs without result as inserted by
14875 2016-05-12 Richard Biener <rguenther@suse.de>
14877 PR tree-optimization/71062
14878 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14880 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14881 vars_contains_restrict if the var is a restrict tag.
14882 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14883 do not disambiguate pointers against it.
14884 (dump_points_to_solution): Re-structure and adjust for new
14885 vars_contains_restrict flag.
14886 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14888 2016-05-12 Martin Liska <mliska@suse.cz>
14890 * doc/invoke.texi: Explain connection between
14891 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14893 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14895 PR tree-optimization/71006
14896 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14897 consider COND_EXPR as a mask producer.
14899 2016-05-12 Marek Polacek <polacek@redhat.com>
14902 * opts.c (common_handle_option): Detect missing argument for --help^.
14904 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14907 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14908 when popping the PC and within an interrupt handler routine.
14909 Add missing tab to output of "ldmfd".
14910 (output_return_instruction): Output LDMFD with SP update rather
14911 than POP when returning from interrupt handler.
14913 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14915 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14916 TARGET_64BIT && TARGET_AVX512DQ.
14917 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14918 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14919 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14920 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14921 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14922 (*vec_extractv4si_zext): Add avx512dq alternative.
14923 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14924 use v instead of x constraint in other alternatives where possible.
14926 * config/i386/sse.md (sse2_loadld): Use v instead of x
14927 constraint in alternatives 0,1,4.
14929 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14930 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14931 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14934 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14935 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14936 is not emitted unless TARGET_AVX512BW.
14937 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14938 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14939 for the result operand.
14941 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14942 constraint instead of x in avx alternatives. Use maybe_evex instead
14945 * config/i386/constraints.md (Yv): New constraint.
14946 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14947 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14948 * config/i386/i386.md (avx512fvecmode): New mode attr.
14949 (*pushtf): Use v constraint instead of x.
14950 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14951 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14952 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14953 (*absnegtf2_sse): Likewise.
14954 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14955 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14956 avx512f alternatives.
14957 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14959 2016-05-12 Richard Biener <rguenther@suse.de>
14961 PR tree-optimization/71060
14962 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14963 require exact match of DR_BASE_OBJECT but only matching address and
14966 2016-05-12 Richard Biener <rguenther@suse.de>
14968 PR tree-optimization/70986
14969 * cfganal.c: Include cfgloop.h.
14970 (dfs_find_deadend): Prefer to take edges exiting loops.
14972 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14974 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14975 compile and run time.
14977 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14980 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14982 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14984 * config/i386/i386.c (legitimize_pic_address): Use
14985 copy_to_suggested_reg instead of gen_movsi.
14987 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14989 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14990 the code into quad_address_p and call it to share code with
14991 vsx_quad_dform_memory_operand.
14992 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14994 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14995 bit instead of being a separate word. Split -mpower9-dform into
14996 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14997 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
14998 for the register class supporting 128-bit quad word memory offsets.
14999 (mode_supports_vsx_dform_quad): Helper function to return if the
15000 register class uses quad word memory offsets.
15001 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15002 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15003 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15004 instructions are enabled, set up the appropriate addr_masks for
15006 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15007 -mpower9-dform-scalar, instead of -mpower9-dform.
15008 (rs6000_option_override_internal): Split -mpower9-dform into two
15009 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15010 -mpower9-dform switch sets or clears both. If we are not using
15011 the LRA register allocator, do not enable -mpower9-dform-vector by
15012 default. If we are using LRA, enable -mpower9-dform-vector and
15013 -mvsx-timode if it is appropriate. Issue a warning if either
15014 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15016 (quad_address_offset_p): New helper function to return if the
15017 offset is legal for quad word memory instructions.
15018 (quad_address_p): New function to determin if GPR or vector
15019 register quad word memory addresses are legal.
15020 (mem_operand_gpr): Validate quad word address offsets.
15021 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15022 d-form (register + offset) instructions.
15023 (offsettable_ok_by_alignment): Likewise.
15024 (rs6000_legitimate_offset_address_p): Likewise.
15025 (legitimate_lo_sum_address_p): Likewise.
15026 (rs6000_legitimize_address): Likewise.
15027 (rs6000_legitimize_reload_address): Add more debug statements for
15029 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15030 d-form instructions.
15031 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15032 d-form instructions. Distinguish different cases in debug
15033 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15034 d-form instructions.
15035 (rs6000_preferred_reload_class): Likewise.
15036 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15037 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15038 of the ISA 2.06 indexed memory instructions.
15039 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15040 use them to save/restore the saved vector registers instead of
15041 using Altivec instructions.
15042 (rs6000_emit_epilogue): Likewise.
15043 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15044 (rs6000_opt_masks): Split -mpower9-dform into
15045 -mpower9-dform-scalar and -mpower9-dform-vector.
15046 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15048 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15049 ISA 3.0 vector indexed memory instructions, and fold the code into
15050 the normal mov<mode> patterns.
15051 (p9_vecstore_<mode>): Likewise.
15052 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15054 (vsx_movti_64bit): Likewise.
15055 (vsx_movti_32bit): Likewise.
15056 * config/rs6000/constraints.md (wO constraint): New constraint for
15057 ISA 3.0 vector d-form support.
15058 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15059 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15060 include -mpower9-dform-vector until we switch over to LRA.
15061 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15062 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15063 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15064 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15065 for -mpower9-dform and -mlra.
15066 * doc/md.texi (wO constraint): Document wO constraint.
15068 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15070 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15071 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15072 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15073 Move handling of non-insn arguments inline into the sole user:
15074 (output_trans_func): ...here.
15075 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15076 in emitted function prototype.
15077 (output_internal_insn_latency_func): Ditto. Simplify.
15078 (output_internal_maximal_insn_latency_func): Ditto. Delete
15079 always-unused argument.
15080 (output_insn_latency_func): Ditto.
15081 (output_maximal_insn_latency_func): Ditto.
15083 2016-05-11 Richard Biener <rguenther@suse.de>
15085 PR tree-optimization/71055
15086 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15087 sth with precision not equal to access size verify we don't chop
15090 2016-05-11 Richard Biener <rguenther@suse.de>
15093 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15094 (dwarf2out_finish): Move retry_incomplete_types call ...
15095 (dwarf2out_early_finish): ... here.
15097 2016-05-11 Richard Biener <rguenther@suse.de>
15099 PR middle-end/71002
15100 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15101 if the langhook insists on it.
15102 * fold-const.c (make_bit_field_ref): Add arg for the original
15103 reference and preserve its alias-set.
15104 (decode_field_reference): Take exp by reference and adjust it
15105 to the original memory reference.
15106 (optimize_bit_field_compare): Adjust callers.
15107 (fold_truth_andor_1): Likewise.
15108 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15110 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15112 PR middle-end/70807
15113 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15114 * cfgrtl.c (delete_insn_and_edges): Likewise.
15115 * config/i386/i386.c (convert_scalars_to_vector): Remove
15117 * cse.c (cse_insn): Compute cse_cfg_altered.
15118 (delete_trivially_dead_insns): Likewise.
15119 (cse_cc_succs): Likewise.
15120 (rest_of_handle_cse): Free dominance info if required.
15121 (rest_of_handle_cse2): Likewise.
15122 (rest_of_handle_cse_after_global_opts): Likewise.
15124 2016-05-11 Alan Modra <amodra@gmail.com>
15126 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15127 abi_v4_pass_in_fpr): New functions.
15128 (rs6000_function_arg_boundary): Exclude complex IBM long double
15129 from 64-bit alignment when ABI_V4.
15130 (rs6000_function_arg, rs6000_function_arg_advance_1,
15131 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15133 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15135 PR rtl-optimization/71028
15136 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15137 jump with just a return in the fallthrough block if the branch
15138 block contains just a return as well.
15140 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15142 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15143 * match.pd ((X & Y) ^ Y): ... this.
15144 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15145 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15147 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15149 * read-md.c (require_char_ws): New function.
15150 (read_string): Simplify using require_char_ws.
15151 (handle_constants): Likewise.
15152 (handle_enum): Likewise.
15153 (handle_file): Likewise.
15154 * read-md.h (require_char_ws): New declaration.
15155 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15156 (read_mapping): Likewise.
15157 (read_rtx_code): Likewise.
15158 (read_nested_rtx): Likewise.
15160 2016-05-10 James Norris <jnorris@codesourcery.com>
15162 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15163 if offloading is enabled and -fopenacc or -fopenmp is specified.
15164 (CRTOFFLOADEND): Likewise.
15165 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15166 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15168 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15170 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15171 gotoff_operand code paths. Use copy_to_suggested_regs and
15172 expand_simple_binop where appropriate. Cleanup.
15174 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15177 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15179 (dimode_scalar_chain::vector_const_cost): New.
15180 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15181 (dimode_scalar_chain::convert_op): Likewise.
15182 (dimode_scalar_chain::convert_insn): Likewise.
15184 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15186 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15187 unary operation, not a binary one.
15189 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15191 PR middle-end/70877
15192 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15193 calls with type casted fndecl.
15195 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15197 PR tree-optimization/70786
15198 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15199 * calls.c (initialize_argument_information): Bind bounds
15200 with corresponding args passed by reference.
15202 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15205 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15206 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15207 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15210 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15213 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15214 code for a zero scale factor.
15215 (vsx_xvcvdpuxds_scale): Likewise.
15217 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15219 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15220 if show_ruler_p was set on the context.
15221 (layout::show_ruler): New method.
15222 * diagnostic.h (struct diagnostic_context): Add field
15225 2016-05-10 Richard Biener <rguenther@suse.de>
15227 PR tree-optimization/71039
15228 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15229 (chk_uses): New function.
15230 (propagate_with_phi): Verify we can safely replicate the lhs of an
15231 aggregate assignment on all incoming edges.
15233 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15235 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15237 (rx_atomic_sequence): New class.
15238 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15239 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15241 (rx_atomic_sequence::rx_atomic_sequence,
15242 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15243 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15244 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15245 CTRLREG_INTB): New constants.
15246 (FETCHOP): New code iterator.
15247 (fethcop_name, fetchop_name2): New iterator code attributes.
15248 (QIHI): New mode iterator.
15249 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15250 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15251 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15253 2016-05-10 Martin Liska <mliska@suse.cz>
15255 * tree-inline.c (remap_dependence_clique): Do not remap
15256 debugging statements.
15258 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15260 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15261 ("*fixuns_truncdfdi2_z13")
15262 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15263 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
15264 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
15266 2016-05-10 Richard Biener <rguenther@suse.de>
15268 PR tree-optimization/70497
15269 PR tree-optimization/28367
15270 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
15272 (visit_reference_op_load): ... here.
15273 (vn_reference_lookup_3): Use it to handle subreg-like accesses
15274 with simplified BIT_FIELD_REFs.
15275 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
15276 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
15279 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15281 * dwarf2out.c (add_abstract_origin_attribute): Adjust
15282 documentation comment. For BLOCK nodes, add a
15283 DW_AT_abstract_origin attribute that points to the DIE generated
15284 for the origin BLOCK.
15285 (gen_lexical_block_die): Call add_abstract_origin_attribute for
15286 blocks from inlined functions.
15288 2016-05-10 Alan Modra <amodra@gmail.com>
15291 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
15292 regrename modifying insns saving lr before __morestack call.
15293 * config/rs6000/rs6000.md (split_stack_return): Similarly for
15294 insns restoring lr after __morestack call.
15296 2016-05-09 Jakub Jelinek <jakub@redhat.com>
15298 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
15299 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
15301 * config/i386/sse.md (vec_interleave_high<mode>,
15302 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
15303 <avx512>_vpermt2var<mode>3_maskz): Likewise.
15305 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15307 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
15308 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
15309 parallel reassociation for power8 and forward.
15311 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
15313 * config/i386/i386.md (absneg splitters with general regs): Use
15314 general_reg_operand predicate.
15315 (btsq peephole2): Use x86_64_immediate_operand to check if new
15316 value is suitable for immediate operand. Generate emitted insn
15317 using RTL expressions.
15318 (btcq peephole2): Ditto.
15319 (btrq peephole2): Ditto. Generate correct immediate operand
15322 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15324 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
15327 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15329 * tree-affine.c (wide_int_constant_multiple_p): Add missing
15330 pointer dereference.
15332 2016-05-09 Richard Biener <rguenther@suse.de>
15334 PR tree-optimization/70985
15335 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
15336 op0 isn't a gimple register.
15338 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
15340 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
15341 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
15342 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
15343 (i6400_fpu_mult): New cpu units.
15344 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
15345 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
15346 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
15347 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
15348 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
15349 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
15350 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
15351 (i6400_msa_long_float4, i6400_msa_long_float5)
15352 (i6400_msa_long_float8, i6400_msa_fdiv_df)
15353 (i6400_msa_fdiv_sf): New reservations.
15354 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
15355 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
15356 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
15357 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
15358 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
15359 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
15360 (msa_short_cmp, msa_short_float2, msa_short_logic3)
15361 (msa_short_store4, msa_long_load, msa_short_store)
15362 (msa_long_logic, msa_long_float2, msa_long_float4)
15363 (msa_long_float5, msa_long_float8, msa_long_mult)
15364 (msa_long_fdiv, msa_long_div): New reservations.
15366 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
15367 Sameera Deshpande <sameera.deshpande@imgtec.com>
15368 Matthew Fortune <matthew.fortune@imgtec.com>
15369 Graham Stott <graham.stott@imgtec.com>
15370 Chao-ying Fu <chao-ying.fu@imgtec.com>
15372 * config.gcc: Add MSA header file for mips*-*-* target.
15373 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
15374 (Ubv8i, Urv8): New constraints.
15375 * config/mips/mips-ftypes.def: Add function types for MSA
15377 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
15378 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
15379 * config/mips/mips-msa.md: New file.
15380 * config/mips/mips-protos.h
15381 (mips_split_128bit_const_insns): New prototype.
15382 (mips_msa_idiv_insns): Likewise.
15383 (mips_split_128bit_move): Likewise.
15384 (mips_split_128bit_move_p): Likewise.
15385 (mips_split_msa_copy_d): Likewise.
15386 (mips_split_msa_insert_d): Likewise.
15387 (mips_split_msa_fill_d): Likewise.
15388 (mips_expand_msa_branch): Likewise.
15389 (mips_const_vector_same_val_p): Likewise.
15390 (mips_const_vector_same_bytes_p): Likewise.
15391 (mips_const_vector_same_int_p): Likewise.
15392 (mips_const_vector_shuffle_set_p): Likewise.
15393 (mips_const_vector_bitimm_set_p): Likewise.
15394 (mips_const_vector_bitimm_clr_p): Likewise.
15395 (mips_msa_vec_parallel_const_half): Likewise.
15396 (mips_msa_output_division): Likewise.
15397 (mips_ldst_scaled_shift): Likewise.
15398 (mips_expand_vec_cond_expr): Likewise.
15399 * config/mips/mips.c (enum mips_builtin_type): Add
15400 MIPS_BUILTIN_MSA_TEST_BRANCH.
15401 (mips_gen_const_int_vector_shuffle): New prototype.
15402 (mips_const_vector_bitimm_set_p): New function.
15403 (mips_const_vector_bitimm_clr_p): Likewise.
15404 (mips_const_vector_same_val_p): Likewise.
15405 (mips_const_vector_same_bytes_p): Likewise.
15406 (mips_const_vector_same_int_p): Likewise.
15407 (mips_const_vector_shuffle_set_p): Likewise.
15408 (mips_symbol_insns): Forbid loading symbols via immediate for
15410 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15412 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15414 (mips_lx_address_p): Add support load indexed address for MSA.
15415 (mips_address_insns): Add calculation of instructions needed for
15416 stores and loads for MSA.
15417 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15418 CONST_VECTOR for MSA and let it fall through.
15419 (mips_ldst_scaled_shift): New function.
15420 (mips_subword_at_byte): Likewise.
15421 (mips_msa_idiv_insns): Likewise.
15422 (mips_legitimize_move): Validate MSA moves.
15423 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15424 calculation of costs for MSA division.
15425 (mips_split_move_p): Check if MSA moves need splitting.
15426 (mips_split_move): Split MSA moves if necessary.
15427 (mips_split_128bit_move_p): New function.
15428 (mips_split_128bit_move): Likewise.
15429 (mips_split_msa_copy_d): Likewise.
15430 (mips_split_msa_insert_d): Likewise.
15431 (mips_split_msa_fill_d): Likewise.
15432 (mips_output_move): Handle MSA moves.
15433 (mips_expand_msa_branch): New function.
15434 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15435 Reinstate 'y' modifier.
15436 (mips_file_start): Add MSA .gnu_attribute.
15437 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15439 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15440 (mips_class_max_nregs): Add register size for MSA supported mode.
15441 (mips_cannot_change_mode_class): Allow conversion between MSA
15442 vector modes and TImode.
15443 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15445 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15446 (mips_preferred_simd_mode): Add preffered modes for MSA.
15447 (mips_vector_mode_supported_p): Add MSA supported modes.
15448 (mips_autovectorize_vector_sizes): New function.
15449 (mips_msa_output_division): Likewise.
15450 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15451 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15452 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15453 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15454 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15455 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15456 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15457 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15458 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15459 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15460 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15461 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15462 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15463 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15464 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15465 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15466 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15467 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15468 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15469 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15470 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15471 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15472 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15473 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15474 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15475 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15476 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15477 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15478 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15479 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15480 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15481 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15482 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15483 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15484 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15485 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15486 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15487 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15488 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15489 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15490 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15491 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15492 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15493 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15494 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15495 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15496 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15497 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_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_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15503 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15504 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15505 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15506 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15507 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15508 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15509 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15510 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15511 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15512 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15513 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15514 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15515 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15516 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15517 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15518 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15519 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15520 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15521 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15522 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15523 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15524 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15525 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15526 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15527 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15528 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15529 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15530 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15531 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15532 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15533 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15534 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15535 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15536 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15537 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15538 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15539 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15540 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15541 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15542 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15543 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15544 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15545 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15546 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15547 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15548 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15549 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15550 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15551 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15552 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15553 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15554 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15555 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15556 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15557 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15558 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15559 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15560 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15561 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15562 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15563 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15564 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15565 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15566 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15567 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15568 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15569 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15570 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15571 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15572 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15573 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15574 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15575 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15576 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15577 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15578 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15579 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15580 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15581 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15582 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15583 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15584 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15585 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15586 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15587 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15588 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15589 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15590 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15591 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15592 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15593 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15594 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15595 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15596 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15597 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15598 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15599 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15600 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15602 (mips_get_builtin_decl_index): New array.
15603 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15604 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15605 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15606 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15607 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15609 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15611 (mips_expand_builtin_insn): Prepare operands for
15612 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15613 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15614 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15615 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15616 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15617 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15618 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15619 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15620 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15621 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15622 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15623 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15624 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15625 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15626 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15627 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15628 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15629 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15630 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15631 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15632 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15633 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15634 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15635 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15636 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15637 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15638 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15639 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15640 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15641 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15642 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15643 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15644 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15645 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15646 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15647 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15648 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15649 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15650 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15651 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15652 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15653 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15654 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15655 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15656 These are set implicitly and an error is reported if overridden.
15657 (mips_expand_builtin_msa_test_branch): New function.
15658 (mips_expand_msa_shuffle): Likewise.
15659 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15660 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15661 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15662 (mips_expand_vec_unpack): Add support for MSA.
15663 (mips_expand_vector_init): Likewise.
15664 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15665 instead of const0_rtx.
15666 (mips_msa_vec_parallel_const_half): New function.
15667 (mips_gen_const_int_vector): Likewise.
15668 (mips_gen_const_int_vector_shuffle): Likewise.
15669 (mips_expand_msa_cmp): Likewise.
15670 (mips_expand_vec_cond_expr): Likewise.
15671 * config/mips/mips.h
15672 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15673 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15675 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15676 (ISA_HAS_MSA): New macro.
15677 (UNITS_PER_MSA_REG): Likewise.
15678 (BITS_PER_MSA_REG): Likewise.
15679 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15680 (MSA_REG_FIRST): New macro.
15681 (MSA_REG_LAST): Likewise.
15682 (MSA_REG_NUM): Likewise.
15683 (MSA_REG_P): Likewise.
15684 (MSA_REG_RTX_P): Likewise.
15685 (MSA_SUPPORTED_MODE_P): Likewise.
15686 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15687 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15688 * config/mips/mips.md: Include mips-msa.md.
15689 (alu_type): Add simd_add.
15690 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15691 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15692 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15693 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15694 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15695 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15696 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15697 simd_move, simd_load, simd_store. Choose "multi" for moves
15699 (qword_mode): New attribute.
15700 (insn_count): Add instruction count for quad moves.
15701 Increase the count for MIPS SIMD division.
15702 (UNITMODE): Add UNITMODEs for vector types.
15703 (addsub): New code iterator.
15704 * config/mips/mips.opt (mmsa): New option.
15705 * config/mips/msa.h: New file.
15706 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15708 * config/mips/mti-linux.h: Likewise.
15709 * config/mips/predicates.md
15710 (const_msa_branch_operand): New constraint.
15711 (const_uimm3_operand): Likewise.
15712 (const_uimm4_operand): Likewise.
15713 (const_uimm5_operand): Likewise.
15714 (const_uimm8_operand): Likewise.
15715 (const_imm5_operand): Likewise.
15716 (aq10b_operand): Likewise.
15717 (aq10h_operand): Likewise.
15718 (aq10w_operand): Likewise.
15719 (aq10d_operand): Likewise.
15720 (const_m1_operand): Likewise.
15721 (reg_or_m1_operand): Likewise.
15722 (const_exp_2_operand): Likewise.
15723 (const_exp_4_operand): Likewise.
15724 (const_exp_8_operand): Likewise.
15725 (const_exp_16_operand): Likewise.
15726 (const_vector_same_val_operand): Likewise.
15727 (const_vector_same_simm5_operand): Likewise.
15728 (const_vector_same_uimm5_operand): Likewise.
15729 (const_vector_same_uimm6_operand): Likewise.
15730 (const_vector_same_uimm8_operand): Likewise.
15731 (par_const_vector_shf_set_operand): Likewise.
15732 (reg_or_vector_same_val_operand): Likewise.
15733 (reg_or_vector_same_simm5_operand): Likewise.
15734 (reg_or_vector_same_uimm6_operand): Likewise.
15735 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15737 * doc/invoke.texi (-mmsa): Document new option.
15739 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15741 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15742 * configure: Regenerate.
15743 * config.in: Regenerate.
15744 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15745 on -fvtable-verify.
15746 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15747 (ENDFILE_VTV_SPEC): Define.
15749 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15751 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15752 registers in all interrupt handlers if necessary.
15753 (rl78_option_override): Add warning.
15754 (MUST_SAVE_MDUC_REGISTERS): New macro.
15755 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15756 * config/rl78/rl78.c (check_mduc_usage): New function.
15757 (mduc_regs): New structure to hold MDUC register data.
15758 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15759 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15760 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15761 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15762 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15763 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15765 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15767 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15768 (tree-ssa-loop-niter.h): Ditto.
15769 (idx_within_array_bound, ref_within_array_bound): New functions.
15770 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15771 Factor out check on writable base object to ...
15772 (base_object_writable): ... here.
15774 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15776 * config/arm/arm.md (probe_stack): Add modes to set source
15779 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15781 * regrename.c (base_reg_class_for_rename): New static function.
15782 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15784 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15786 * cgraph.c (thunk_adjust): Export.
15787 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15788 * cgraphunit.c (thunk_adjust): Export.
15789 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15791 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15793 * tree-inline.c (expand_call_inline): Expand thunks inline.
15795 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15798 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15799 (*sse2_vd_cvtss2sd): Ditto.
15800 * config/i386/i386.md
15801 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15802 Generate *sse2_vd_cvtsd2ss pattern.
15803 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15804 Generate *sse2_vd_cvtss2sd pattern.
15806 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15808 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15809 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15812 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15814 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15815 * config/sh/sh.c: Define and declare variables on first use throughout
15817 (current_function_interrupt): Change to bool type.
15818 (frame_insn): Rename to emit_frame_insn and update users.
15819 (push_regs): Use bool for 'interrupt_handler' argument.
15820 (save_schedule_s): Remove.
15821 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15822 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15823 targetm.asm_out.unaligned_op.di.
15824 (gen_far_branch): Remove redundant forward declaration.
15825 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15826 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15827 (sh_set_return_address, sh_function_ok_for_sibcall,
15828 scavenge_reg): Update comments.
15829 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15830 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15831 (sh_attr_renesas_p): Remove unnecessary parentheses.
15832 (branch_dest): Simplify.
15833 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15834 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15835 (CUMULATIVE_ARGS): Change macro to typedef.
15836 (current_function_interrupt): Change to bool type.
15837 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15838 Surround with __cplusplus ifdef.
15839 (sh_compare_op0, sh_compare_op1): Remove.
15840 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15842 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15844 * config/arm/arm.md: (arch): Add neon.
15845 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15846 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15847 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15848 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15849 attributes for alt renumbering. Mark alt 3 as non-predicable.
15850 (thumb2_movdf_vfp): Likewise.
15852 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15854 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15855 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15856 (*andqi_1): Add preferred_for_speed attribute to disparage
15857 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15858 (*<code>qi_1): Ditto.
15859 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15860 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15861 (*ashlqi3_1): Ditto.
15862 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15863 Add preferred_for_size attribute to disparage alternative 0 and
15864 preferred_for_speed attribute to disparage alternative 1 for
15865 TARGET_PARTIAL_REG_STALL targets.
15867 2016-05-07 Tom de Vries <tom@codesourcery.com>
15869 PR tree-optimization/70956
15870 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15873 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15875 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15876 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15877 * config/sh/sh.md (branch_zero): Remove define_attr.
15878 (define_delay): Disable delay slot if branch distance is one insn.
15880 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15882 * config/i386/i386.md (LEAMODE): New mode attribute.
15883 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15884 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15885 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15886 operand 2 predicate.
15887 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15888 (*lea<mode>_general_3): Ditto.
15889 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15891 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15893 * genmddump.c (main): Convert argv from char ** to const char **.
15895 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15897 * coretypes.h (OVERRIDE): New macro.
15898 (FINAL): New macro.
15900 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15902 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15903 allow coalescing if the types are compatible.
15905 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15907 * pass_manager.h (pass_manager::register_pass_name): New method.
15908 (pass_manager::get_pass_by_name): New method.
15909 (pass_manager::create_pass_tab): New method.
15910 (pass_manager::m_name_to_pass_map): New field.
15911 * passes.c (name_to_pass_map): Delete global in favor of field
15912 "m_name_to_pass_map" of pass_manager.
15913 (register_pass_name): Rename from a function to...
15914 (pass_manager::register_pass_name): ...this method, updating
15915 for renaming of global "name_to_pass_map" to field
15916 "m_name_to_pass_map".
15917 (create_pass_tab): Rename from a function to...
15918 (pass_manager::create_pass_tab): ...this method, updating
15919 for renaming of global "name_to_pass_map" to field.
15920 (get_pass_by_name): Rename from a function to...
15921 (pass_manager::get_pass_by_name): ...this method.
15922 (enable_disable_pass): Convert use of get_pass_by_name to
15923 a method call, locating the pass_manager singleton.
15925 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15927 * genattr-common.c (main): Convert argv from char ** to const char **.
15928 * genattr.c (main): Likewise.
15929 * genattrtab.c (main): Likewise.
15930 * genautomata.c (initiate_automaton_gen): Likewise.
15932 * gencodes.c (main): Likewise.
15933 * genconditions.c (main): Likewise.
15934 * genconfig.c (main): Likewise.
15935 * genconstants.c (main): Likewise.
15936 * genemit.c (main): Likewise.
15937 * genenums.c (main): Likewise.
15938 * genextract.c (main): Likewise.
15939 * genflags.c (main): Likewise.
15940 * genmddeps.c (main): Likewise.
15941 * genopinit.c (main): Likewise.
15942 * genoutput.c (main): Likewise.
15943 * genpeep.c (main): Likewise.
15944 * genpreds.c (main): Likewise.
15945 * genrecog.c (main): Likewise.
15946 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15947 (init_rtx_reader_args): Likewise.
15948 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15949 (init_rtx_reader_args): Likewise.
15950 * gentarget-def.c (main): Likewise.
15951 * read-md.c (read_md_files): Likewise.
15952 * read-md.h (read_md_files): Likewise.
15954 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15956 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15957 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15958 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15959 Remove unused predicate.
15960 (register_and_not_fp_reg_operand): Ditto.
15962 2016-05-06 Martin Liska <mliska@suse.cz>
15964 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15965 instead of vec as the vector is local to the function.
15967 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15969 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15970 avx512bw alternative.
15972 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15973 before the ashr<mode>3 pattern.
15975 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15976 v instead of x in vex or maybe_vex alternatives, use
15977 maybe_evex instead of vex in prefix.
15979 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15980 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15981 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15982 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15985 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15986 v instead of x in vex or maybe_vex alternatives, use
15987 maybe_evex instead of vex in prefix.
15989 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15990 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15991 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15992 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15993 alternatives, use maybe_evex instead of vex in prefix.
15995 * config/i386/sse.md (vec_interleave_lowv4sf,
15996 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
15997 v instead of x in vex or maybe_vex alternatives, use
15998 maybe_evex instead of vex in prefix.
16000 * config/i386/sse.md (sse_movhlps, sse_movlhps): 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 (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16005 v constraint instead of x.
16007 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16009 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16010 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16013 2016-05-06 Richard Biener <rguenther@suse.de>
16015 PR tree-optimization/70948
16016 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16017 Properly clobber all fields of va_list for __builtin_va_start.
16019 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16022 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16023 loop latch destination.
16025 2016-05-06 Martin Liska <mliska@suse.cz>
16027 * tree-ssa-uninit.c: Apply manual changes
16028 to the GNU coding style.
16029 (prune_uninit_phi_opnds): Rename from
16030 prune_uninit_phi_opnds_in_unrealizable_paths.
16032 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16034 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16035 mspace): Remove deprecated options.
16036 * doc/invoke.texi (SH options): Remove -mspace.
16038 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16040 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16042 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16044 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16045 corresponding combine split pattern.
16047 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16050 * config/sh/predicates.md (long_displacement_mem_operand): New.
16051 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16052 Add movi20, movi20s alternatives. Adjust length attribute for
16054 (movsi_ie): Allow for any FPU. Adjust length attribute for
16056 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16057 attribute for alternatives.
16058 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16059 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16060 length attribute for alternatives.
16062 2016-05-06 Richard Biener <rguenther@suse.de>
16064 PR tree-optimization/70960
16065 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16067 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16070 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16071 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16073 2016-05-06 Marek Polacek <polacek@redhat.com>
16076 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16078 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16081 * config/sh/sh.md (*rotcr): Add another variant.
16083 2016-05-06 Richard Biener <rguenther@suse.de>
16085 PR middle-end/70931
16086 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16088 2016-05-06 Richard Biener <rguenther@suse.de>
16090 PR middle-end/70941
16091 * fold-const.c (split_tree): Always convert to the original type
16094 2016-05-06 Richard Biener <rguenther@suse.de>
16096 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16097 (fwprop_addr): Likewise.
16099 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16102 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16104 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16105 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16106 the splitter condition.
16107 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16108 the splitter condition.
16109 (FP float_extend load splitter): Ditto.
16111 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16113 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16114 to REGNO in all peephole2 patterns.
16115 (post-reload splitters): Change true_regnum to REGNO in
16116 post-reload splitters.
16117 (zero_extend splitters): Use general_reg_operand and
16118 nonimmediate_gr_operand predicates.
16120 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16122 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16123 v constraint instead of x.
16125 2016-05-05 Alan Modra <amodra@gmail.com>
16128 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16129 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16130 TARGET_NO_FP_IN_TOC for -mrelocatable.
16131 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16132 TARGET_RELOCATABLE test.
16133 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16134 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16135 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16136 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16137 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16138 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16139 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16140 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16141 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16142 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16144 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16145 (rs6000_stack_info): Likewise.
16146 (rs6000_elf_asm_out_constructor): Likewise.
16147 (rs6000_elf_asm_out_destructor): Likewise.
16148 (rs6000_elf_declare_function_name): Likewise.
16149 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16150 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16153 2016-05-05 Alan Modra <amodra@gmail.com>
16155 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16157 2016-05-05 Alan Modra <amodra@gmail.com>
16159 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16160 out-of-line gpr restore for one or two regs if that would add
16163 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16166 * config/i386/i386.md
16167 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16168 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16169 as operand 0 predicate.
16170 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16172 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16173 Ditto. Emit the pattern using RTX.
16175 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16176 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16177 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16178 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16180 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16181 sse_reg_operand as operand 0 predicate.
16183 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16184 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16185 instead of gen_rtx_REG.
16186 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16189 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16191 * function.c (emit_use_return_register_into_block): Delete.
16192 (gen_return_pattern): Delete.
16193 (emit_return_into_block): Delete.
16194 (active_insn_between): Delete.
16195 (convert_jumps_to_returns): Delete.
16196 (emit_return_for_exit): Delete.
16197 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16198 simple_return for shrink-wrapped blocks.
16199 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16200 end of blocks that need one.
16201 (get_unconverted_simple_return): Delete.
16202 (convert_to_simple_return): Delete.
16203 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16204 (convert_to_simple_return): Ditto.
16206 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16208 * cfgcleanup.c (bb_is_just_return): New function.
16209 (try_optimize_cfg): Simplify jumps to return, branches to return,
16210 and branches around return.
16212 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16214 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16215 branch to a return.
16217 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16221 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16222 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16223 assert flags & OEP_HASH_CHECK, instead of asserting it
16224 never happens. Handle TARGET_EXPR.
16225 * fold-const.c (operand_equal_p): For hash verification,
16226 or in OEP_HASH_CHECK into flags.
16228 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16230 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16232 (compute_samebase_partition_bases): Fix typo.
16234 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16236 * config/i386/sse.md (vec_interleave_highv8sf,
16237 vec_interleave_lowv8sf, vec_interleave_highv4df,
16238 vec_interleave_lowv4df): Remove constraints from expanders.
16240 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16242 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16244 * tree-inline.c (expand_call_inline): Fix path dealing with
16245 making lhs of call statement undefined.
16247 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16249 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16250 Check availability on NODE, too.
16251 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16252 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16253 (varpool_node::call_for_symbol_and_aliase): Likewise.
16254 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16255 (propagate_pure_const): Propagate across interposable functions, too.
16256 (skip_function_for_local_pure_const): Do not skip interposable bodies
16258 (pass_local_pure_const::execute): Update.
16260 2016-05-04 Marek Polacek <polacek@redhat.com>
16262 * doc/invoke.texi: Document -Wdangling-else.
16264 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16266 * config.gcc: Error out when conflicting multilib is detected. Do not
16267 loop over multilibs since no combination is legal.
16269 2016-05-04 Alan Modra <amodra@gmail.com>
16271 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
16272 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
16273 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16276 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
16278 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
16279 Clean up p5600 comments.
16281 2016-05-04 Richard Biener <rguenther@suse.de>
16283 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
16284 constructor simplifications.
16285 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
16287 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
16289 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
16290 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
16291 result.set_rtx is null instead of aborting.
16292 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
16294 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
16295 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
16296 *mov<mode>_store_postinc): New patterns.
16298 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
16300 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
16301 as commutative. Check both conversions are NOP.
16302 ((A & B) OP (C & B)): Remove.
16304 2016-05-04 Alan Modra <amodra@gmail.com>
16306 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
16308 2016-05-04 Alan Modra <amodra@gmail.com>
16311 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
16312 when cr2,3,4 are all fixed regs.
16314 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
16316 PR rtl-optimization/57193
16317 * opts.c (default_options_table): Revert OPT_frename_registers change.
16318 * doc/invoke.texi (-frename-registers, -O2): Likewise.
16320 2016-05-03 Martin Sebor <msebor@redhat.com>
16323 * builtins.c (fold_builtin_FILE): New function.
16324 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
16325 (fold_builtin_0): Call them.
16326 * gimplify.c (gimplify_call_expr): Remove the handling of
16327 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
16330 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
16331 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
16335 * doc/extend.texi (Function Names as Strings): Update __func__,
16336 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
16339 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16340 Richard Biener <rguenther@suse.de>
16342 PR tree-optimization/70916
16343 * tree-if-conv.c: Include cfganal.h.
16344 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
16345 and remove_fake_exit_edges around the optimization pass.
16347 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
16349 * cgraph.c (symbol_table::create_edge): Set inline_failed.
16350 (cgraph_edge::make_direct): Likewise.
16351 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
16352 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
16353 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
16354 (CIF_THUNK): New code.
16355 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
16356 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
16357 (compute_inline_parameters): Set inline_failed for thunks.
16358 (inline_analyze_function): Cleanup.
16359 * ipa-inline.c (can_inline_edge_p): Do not deal with
16360 call_stmt_cannot_inline_p.
16361 (can_early_inline_edge_p): Likewise.
16362 (early_inliner): Initialize inline_failed.
16363 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
16365 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
16367 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
16368 from nonimm_ssenomem_operand.
16369 (nonimm_ssenomem_operand): New predicate.
16370 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
16371 as operand 0 predicate.
16372 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
16373 Disable unsupported alternatives using "enabled" attribute.
16374 Use register_ssemem_operand as operand 0 predicate.
16375 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
16377 2016-05-03 Marek Polacek <polacek@redhat.com>
16380 * input.c (expansion_point_location): New function.
16381 * input.h (expansion_point_location): Declare.
16383 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
16385 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
16386 occurence with frame_offset_ ones.
16388 2016-05-03 Alan Modra <amodra@gmail.com>
16390 PR rtl-optimization/70890
16391 * ira.c (combine_and_move_insns): When moving def_insn, remove
16392 equivs on use_insn.
16394 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
16396 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
16397 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16398 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16399 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16401 2016-05-03 Alan Modra <amodra@gmail.com>
16403 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16404 for SAVE_MULTIPLE/STORE_MULTIPLE.
16406 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16408 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16409 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16411 2016-05-03 Richard Biener <rguenther@suse.de>
16413 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16415 (gimplify_arg): Likewise.
16416 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16417 re-writing the result to a decl if required.
16418 (internal_get_tmp_var): Add allow_ssa parameter
16419 and override into_ssa with it.
16420 (get_formal_tmp_var): Adjust.
16421 (get_initialized_tmp_var): Add allow_ssa parameter.
16422 (gimplify_arg): Add allow_ssa parameter and avoid generating
16423 SSA names for the result false.
16424 (gimplify_call_expr): If the call may return twice do not
16425 gimplify parameters into SSA.
16426 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16427 (gimplify_modify_expr): Adjust assert. For noreturn calls
16428 with a SSA name LHS adjust its def.
16429 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16430 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16431 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16432 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16433 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16434 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16435 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16436 (optimize_target_teams): Do not allow SSA names for clause operands.
16437 (gimplify_expr): Likewise for where we mark the result addressable.
16438 * passes.def (pass_init_datastructures): Remove.
16439 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16440 (rewrite_stmt): Likewise.
16441 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16442 (replace_locals_op): Replace SSA names.
16443 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16444 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16445 * cgraph.c (release_function_body): Free CFG annotations only
16446 when we have a CFG. Simplify.
16447 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16448 force_gimple_operand instead of get_initialized_tmp_var.
16449 * tree-pass.h (make_pass_init_datastructures): Remove.
16450 * tree-ssa.c (execute_init_datastructures): Remove.
16451 (pass_data_init_datastructures): Likewise.
16452 (class pass_init_datastructures): Likewise.
16453 (make_pass_init_datastructures): Likewise.
16454 * omp-low.c (create_omp_child_function): Init SSA data structures.
16455 (grid_expand_target_grid_body): Likewise.
16456 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16457 name before adding it to names_to_release.
16458 (remove_bb): Always release SSA defs.
16459 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16460 before dereferencing it.
16461 * cgraphunit.c (init_lowered_empty_function): Always
16462 int SSA data structures.
16463 * tree-ssanames.c (release_defs): Remove assert that we are in
16465 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16467 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16468 Uros Bizjak <ubizjak@gmail.com>
16470 PR rtl-optimization/70467
16471 * config/i386/predicates.md (x86_64_hilo_int_operand,
16472 x86_64_hilo_general_operand): New predicates.
16473 * config/i386/constraints.md (Wd): New constraint.
16474 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16475 (general_hilo_operand): New mode attr.
16476 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16477 instead of <general_operand>.
16478 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16479 x86_64_hilo_general_operand instead of <general_operand>.
16481 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16483 PR tree-optimization/70916
16484 * tree-if-conv.c (constant_or_ssa_name): Removed.
16485 (fold_build_cond_expr): Use is_gimple_val instead of
16486 constant_or_ssa_name.
16488 PR tree-optimization/70916
16489 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16490 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16493 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16494 (optimize_atomic_bit_test_and): New function.
16495 (pass_fold_builtins::execute): Use it.
16496 * optabs.def (atomic_bit_test_and_set_optab,
16497 atomic_bit_test_and_complement_optab,
16498 atomic_bit_test_and_reset_optab): New optabs.
16499 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16500 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16501 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16502 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16503 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16504 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16505 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16506 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16507 atomic_bit_test_and_complement@var{mode},
16508 atomic_bit_test_and_reset@var{mode}): Document.
16509 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16510 atomic_bit_test_and_complement<mode>,
16511 atomic_bit_test_and_reset<mode>): New expanders.
16512 (atomic_bit_test_and_set<mode>_1,
16513 atomic_bit_test_and_complement<mode>_1,
16514 atomic_bit_test_and_reset<mode>_1): New insns.
16516 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16518 PR rtl-optimization/70687
16519 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16520 instead of unsigned HOST_WIDE_INT.
16522 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16524 PR rtl-optimization/44281
16525 * hard-reg-set.h (struct target_hard_regs): New field
16526 x_fixed_nonglobal_reg_set.
16527 (fixed_nonglobal_reg_set): New macro.
16528 * reginfo.c (init_reg_sets_1): Initialize it.
16529 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16531 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16533 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16535 PR tree-optimization/56541
16536 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16537 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16538 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16539 (any_complicated_phi): new static variable.
16540 (aggressive_if_conv): delete.
16541 (if_convertible_phi_p): support phis with more than two arguments.
16542 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16543 critical pred edges.
16544 (ifcvt_split_critical_edges): support phis with more than two
16545 arguments by checking new parameter. only split critical edges
16547 (tree_if_conversion): handle simd pragma marked loop using new
16548 local variable aggressive_if_conv. check any_complicated_phi.
16550 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16552 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16555 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16557 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16560 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16562 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16563 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16564 define_insn_and_split.
16565 (mulsi3_i): New define_insn_and_split.
16566 (mulsi3_call): Convert to define_insn.
16567 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16568 Remove constraints.
16570 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16572 * machmode.h (mode_complex): Add support to give the complex mode
16574 (GET_MODE_COMPLEX_MODE): Likewise.
16575 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16576 stored by build_complex_type and gfc_build_complex_type instead of
16577 trying to figure out the appropriate mode based on the size. Raise
16578 an assertion error, if the type was not set.
16579 * genmodes.c (struct mode_data): Add field for the complex type of
16581 (blank_mode): Likewise.
16582 (make_complex_modes): Remember the complex mode created in the
16584 (emit_mode_complex): Write out the mode_complex array to map a
16585 type mode to the complex version.
16586 (emit_insn_modes_c): Likewise.
16587 * tree.c (build_complex_type): Set the complex type to use before
16588 calling layout_type.
16589 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16590 support for __float128 complex datatypes.
16591 (rs6000_hard_regno_mode_ok): Likewise.
16592 (rs6000_setup_reg_addr_masks): Likewise.
16593 (rs6000_complex_function_value): Likewise.
16594 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16595 __float128 and __ibm128 complex.
16596 (FLOAT128_IBM_P): Likewise.
16597 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16598 * doc/extend.texi (Additional Floating Types): Document that
16599 -mfloat128 must be used to enable __float128. Document complex
16600 __float128 and __ibm128 support.
16602 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16605 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16606 char/short arguments promoted to int because of promote_prototypes.
16608 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16610 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16611 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16612 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16613 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16614 alternatives using "enabled" attribute. Use register_ssemem_operand
16615 as operand 1 predicate.
16616 (*cmpi<unord>xf_i387): Split XFmode pattern from
16617 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16618 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16619 *absneg<mode>2_i387. Disable unsupported alternatives using
16620 "enabled" attribute.
16621 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16623 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16625 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16627 (oacc_loop_process): Check mask for loop termination.
16629 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16631 * cif-code.def (CIF_THUNK): Add.
16632 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16635 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16637 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16638 (dump_inline_summary): Dump it.
16639 (fp_expression_p): New predicate.
16640 (estimate_function_body_sizes): Use it.
16641 (inline_merge_summary): Merge fp_expressions.
16642 (inline_read_section): Read fp_expressions.
16643 (inline_write_summary): Write fp_expressions.
16644 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16645 codegen boundary if either caller or callee is !fp_expressions.
16646 * ipa-inline.h (inline_summary): Add fp_expressions.
16647 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16648 to fp_expressions be sure the fp generation flags are updated.
16650 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16652 PR rtl-optimization/70467
16653 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16655 PR rtl-optimization/70467
16656 * ipa-pure-const.c (check_call): Handle internal calls even in
16657 ipa mode like in local mode.
16659 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16661 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16663 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16665 * match.pd (X u< X, X u> X): New transformations.
16667 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16669 * flag-types.h (enum warn_strict_overflow_code): Move ...
16670 * coretypes.h: ... here.
16671 * fold-const.h (fold_overflow_warning): Declare.
16672 * fold-const.c (fold_overflow_warning): Make non-static.
16673 (fold_comparison): Move the transformation of X +- C1 CMP C2
16674 into X CMP C2 -+ C1 ...
16675 * match.pd: ... here.
16676 * gimple-fold.c (fold_stmt_1): Protect with
16677 fold_defer_overflow_warnings.
16679 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16681 * omp-low.c (struct oacc_loop): Add 'inner' field.
16682 (new_oacc_loop_raw): Initialize it to zero.
16683 (oacc_loop_fixed_partitions): Initialize it.
16684 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16685 available partitioning.
16687 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16689 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16691 (umulsidi3): Likewise.
16692 (indirect_jump): Fix jump instruction assembly patterns.
16694 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16697 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16698 (nvptx_function_value): Assert non-NULL cfun.
16700 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16702 PR rtl-optimization/70886
16703 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16705 * cselib.h (rtx_equal_for_cselib_1): Declare.
16706 (rtx_equal_for_cselib_p: New inline function.
16707 * cselib.c (rtx_equal_for_cselib_p): Delete.
16708 (rtx_equal_for_cselib_1): Make public.
16710 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16712 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16713 (register_mixssei387nonimm_operand): Remove predicate.
16714 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16715 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16716 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16717 for TARGET_MIX_SSE_I387 alternatives.
16718 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16719 Disable unsupported alternatives using "enabled" attribute. Use
16720 nonimm_ssenomem_operand as operand 1 predicate. Also check
16721 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16723 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16725 * tree.c (cst_and_fits_in_hwi): Simplify.
16727 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16729 * tree.h (wi::to_wide): New function.
16730 * expr.c (expand_expr_real_1): Use wi::to_wide.
16731 * fold-const.c (int_const_binop_1): Likewise.
16732 (extract_muldiv_1): Likewise.
16734 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16736 * wide-int.h: Update offset_int and widest_int documentation.
16737 (WI_SIGNED_SHIFT_RESULT): New macro.
16738 (wi::binary_shift): Define signed_shift_result_type for
16739 shifts on offset_int- and widest_int-like types.
16740 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16741 * tree.h (int_bit_position): Use shift operators instead of wi::
16743 * alias.c (adjust_offset_for_component_ref): Likewise.
16744 * expr.c (get_inner_reference): Likewise.
16745 * fold-const.c (fold_comparison): Likewise.
16746 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16747 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16748 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16749 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16750 (stmt_kills_ref_p): Likewise.
16751 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16752 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16753 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16754 (ao_ref_init_from_vn_reference): Likewise.
16756 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16758 * wide-int.h: Update offset_int and widest_int documentation.
16759 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16760 (wi::binary_traits): Allow ordered comparisons between offset_int and
16761 offset_int, between widest_int and widest_int, and between either
16762 of these types and basic C types.
16763 (operator <, <=, >, >=): Define for the same combinations.
16764 * tree.h (tree_int_cst_lt): Use comparison operators instead
16765 of wi:: comparisons.
16766 (tree_int_cst_le): Likewise.
16767 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16768 (fold_nonarray_ctor_reference): Likewise.
16769 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16770 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16771 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16772 * tree-sra.c (completely_scalarize): Likewise.
16773 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16774 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16775 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16776 (check_for_binary_op_overflow): Likewise.
16777 (search_for_addr_array): Likewise.
16778 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16780 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16782 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16783 (arc_save_restore): Likewise.
16784 (arc_dwarf_register_span): Likewise.
16785 (arc_output_pic_addr_const): Initialize suffix variable.
16787 2016-05-02 Martin Liska <mliska@suse.cz>
16789 * symbol-summary.h (function_summary::function_summary):
16790 Remove checking assert for all cgraph nodes.
16791 (function_summary::get): Check summary_uid.
16792 (symtab_insertion): Check summary_uid.
16794 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16796 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16797 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16798 bmaskn instruction.
16799 (arc_dwarf_register_span): Remove enum keyword.
16800 (compact_memory_operand_p): New function.
16801 * config/arc/arc.h (reg_class): Add code density register classes.
16802 (REG_CLASS_NAMES): Likewise.
16803 (REG_CLASS_CONTENTS): Likewise.
16804 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16805 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16806 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16807 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16808 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16810 (h, Rcd, Rsd, Rzd): New register constraints.
16811 (T): Use compact_memory_operand_p function.
16812 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16814 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16816 * config/sh/sh.md (*negnegt, *movtt): Remove.
16818 2016-05-02 Marek Polacek <polacek@redhat.com>
16819 Tom de Vries <tom@codesourcery.com>
16821 PR tree-optimization/70700
16822 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16823 bigger than FIRST_REF_NODE.
16825 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16828 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16830 (prepare_cbranch_operands): Don't use scratch register. Assume that
16831 function is used when pseudos can be created.
16832 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16833 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16834 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16835 define_expand. Allow it only when pseudos can be created.
16836 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16838 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16840 * config/i386/constraints.md (BC): Only allow -1 operands.
16841 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16842 Add "enabled" attribute. Update XI mode attribute calculation.
16843 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16844 (*movoi_internal_avx): Update XI mode attribute calculation.
16845 (*movti_internal): Ditto.
16847 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16849 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16850 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16852 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16854 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16855 statement on instruction code. Remove trailing spaces.
16856 (altivec_expand_stv_builtin): Likewise.
16858 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16860 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16861 (TARGET_FPU_DOUBLE): Simplify.
16862 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16863 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16864 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16865 with 'TARGET_FPU_DOUBLE'.
16866 * config/sh/sh.md: Likewise.
16868 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16870 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16871 SH_DIV_STR_FOR_SIZE): Remove.
16872 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16873 SH_DIV_STR_FOR_SIZE): Remove.
16875 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16877 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16878 logical_reg_operand): Delete.
16879 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16880 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16881 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16882 match_operand and match_test.
16883 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16884 variables on their first use. Return bool values.
16885 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16886 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16887 arith_reg_operand for input operand. Remove empty constraints.
16889 (*xorsi3_compact): Rename to xorsi3.
16890 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16891 (*zero_extend<mode>si2_disp_mem): Update comment.
16894 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16896 * config/sh/t-sh: Remove SH5 support.
16897 * config.gcc: Likewise.
16898 * configure: Likewise.
16900 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16902 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16904 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16906 * config/sh/sh.c (register_sh_passes, sh_option_override,
16907 sh_print_operand, prepare_move_operands,
16908 sh_can_follow_jump): Remove TARGET_SH1 checks.
16909 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16910 PROMOTE_MODE): Likewise.
16911 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16914 2016-04-30 Alan Modra <amodra@gmail.com>
16916 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16917 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16918 Check for user regs later to avoid unnecessary looping over regs.
16919 Merge user reg check with non-saved reg check. Don't force
16920 inline VR restore when static chain used.
16921 (rs6000_frame_related): Omit eh_frame info for user regs when
16923 (fixed_regs_p): Delete.
16925 2016-04-30 Alan Modra <amodra@gmail.com>
16927 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16928 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16931 2016-04-30 Alan Modra <amodra@gmail.com>
16934 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16935 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16938 2016-04-30 Alan Modra <amodra@gmail.com>
16940 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16941 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16942 flag_pic test for Darwin.
16944 2016-04-30 Alan Modra <amodra@gmail.com>
16946 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16947 throw_calls_crossed.
16948 (REG_FREQ_CALLS_CROSSED): Delete.
16949 (REG_N_THROWING_CALLS_CROSSED): Delete.
16950 * regstat.c (regstat_bb_compute_ri): Don't calculate
16951 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16952 (dump_reg_info): Don't print call cross frequency.
16953 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16954 and REG_N_THROWING_CALLS_CROSSED.
16956 2016-04-30 Alan Modra <amodra@gmail.com>
16958 * regs.h (struct reg_info_t): Delete live_length.
16959 (REG_LIVE_LENGTH): Delete macro.
16960 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16961 local_live, local_processed and local_live_last_luid params.
16962 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16964 (regstat_compute_ri): Adjust for above. Don't set
16966 (dump_reg_info): Don't print live length.
16967 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16968 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16969 Localize loop_depth var.
16971 2016-04-30 Alan Modra <amodra@gmail.com>
16973 * ira.c (enum valid_equiv): New.
16974 (validate_equiv_mem): Return enum.
16975 (update_equiv_mem): Create replacement in more cases.
16976 (add_store_equivs): Update validate_equiv_mem call.
16978 2016-04-30 Alan Modra <amodra@gmail.com>
16980 * ira.c (combine_and_move_insns): Rather than scanning insns,
16981 use DF infrastucture to find use and def insns.
16983 2016-04-30 Alan Modra <amodra@gmail.com>
16985 ira.c (combine_and_move_insns): Move invariant conditions..
16986 (ira.c): ..to here. Call combine_and_move_insns before
16987 add_store_equivs. Call grow_reg_equivs later. Allocate
16988 req_equiv later using max_reg_num() rather than global max_regno.
16989 (contains_replace_regs): Delete.
16990 (add_store_equivs): Remove contains_replace_regs test.
16992 2016-04-30 Alan Modra <amodra@gmail.com>
16994 * ira.c (struct equiv_mem_data): New.
16995 (equiv_mem, equiv_mem_modified): Delete static vars.
16996 (validate_equiv_mem_from_store): Use "data" param to communicate..
16997 (validate_equiv_mem): ..from here.
16999 2016-04-30 Alan Modra <amodra@gmail.com>
17001 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17003 (update_reg_equivs): ..here. Move allocation and freeing of
17004 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17005 end_alias_analysis to..
17008 2016-04-30 Alan Modra <amodra@gmail.com>
17010 * ira.c (pdx_subregs): Delete.
17011 (struct equivalence): Add pdx_subregs field.
17012 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17013 pdx_subregs access.
17014 (update_equiv_regs): Don't create or free pdx_subregs. Update
17015 pdx_subregs access.
17017 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17019 * config/rs6000/altivec.h: Change definitions of vec_xl and
17021 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17022 (LD_ELEMREV_V2DI): New.
17023 (LD_ELEMREV_V4SF): New.
17024 (LD_ELEMREV_V4SI): New.
17025 (LD_ELEMREV_V8HI): New.
17026 (LD_ELEMREV_V16QI): New.
17027 (ST_ELEMREV_V2DF): New.
17028 (ST_ELEMREV_V2DI): New.
17029 (ST_ELEMREV_V4SF): New.
17030 (ST_ELEMREV_V4SI): New.
17031 (ST_ELEMREV_V8HI): New.
17032 (ST_ELEMREV_V16QI): New.
17035 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17036 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17037 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17038 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17039 (altivec_expand_builtin): Add handling for
17040 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17041 (rs6000_invalid_builtin): Add error-checking for
17042 RS6000_BTM_P9_VECTOR.
17043 (altivec_init_builtins): Define builtins used to implement vec_xl
17045 (rs6000_builtin_mask_names): Define power9-vector.
17046 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17047 (RS6000_BTM_P9_VECTOR): Define.
17048 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17049 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17050 (vsx_ld_elemrev_v2df): Likewise.
17051 (vsx_ld_elemrev_v4sf): Likewise.
17052 (vsx_ld_elemrev_v4si): Likewise.
17053 (vsx_ld_elemrev_v8hi): Likewise.
17054 (vsx_ld_elemrev_v16qi): Likewise.
17055 (vsx_st_elemrev_v2df): Likewise.
17056 (vsx_st_elemrev_v2di): Likewise.
17057 (vsx_st_elemrev_v4sf): Likewise.
17058 (vsx_st_elemrev_v4si): Likewise.
17059 (vsx_st_elemrev_v8hi): Likewise.
17060 (vsx_st_elemrev_v16qi): Likewise.
17061 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17064 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17066 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17068 (simplify_control_stmt_condition_1): ... here. Recurse into
17069 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17071 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17074 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17075 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17076 define_insn_and_split to define_insn.
17077 (zero_extendqi<mode>2_dot2): Same.
17078 (extendqi<mode>2_dot): Same.
17079 (extendqi<mode>2_dot2): Same.
17081 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17083 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17084 (probe_stack): New expander.
17085 (probe_stack_<mode>): New insn pattern.
17087 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17089 * config/i386/i386.md
17090 (operations with memory inputs setting flags peephole2):
17091 Remove uneeded REG_P checks. Cleanup pattern generation.
17093 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17095 * tree-vect-loop.c (vect_transform_loop): Fix
17096 nb_iterations_upper_bound computation for vectorized loop.
17098 2016-04-29 Marek Polacek <polacek@redhat.com>
17099 Jakub Jelinek <jakub@redhat.com>
17102 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17103 TARGET_EXPR_SLOT as a base.
17105 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17107 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17108 with 'rCm2' constraints to limit possible immediate size.
17109 (*load_zeroextendqisi_update): Likewise.
17110 (*load_signextendqisi_update): Likewise.
17111 (*loadhi_update): Likewise.
17112 (*load_zeroextendhisi_update): Likewise.
17113 (*load_signextendhisi_update): Likewise.
17114 (*loadsi_update): Likewise.
17115 (*loadsf_update): Likewise.
17117 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17119 * config/i386/predicates.md (constm1_operand): Fix comparison.
17121 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17123 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17125 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17127 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17128 remaining SH5 related settings.
17129 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17130 shmedia_prepare_call_address): Delete.
17131 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17132 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17133 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17134 UNSUPPORTED_SH2A): Remove m5 checks.
17135 (sh_divide_strategy_e): Remove SH5 division strategies.
17136 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17137 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17139 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17141 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17143 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17145 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17146 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17147 Change lder to ldr.
17148 * config/s390/vector.md ("mov<mode>"): Likewise.
17150 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17152 * config/s390/constraints.md ("U", "W"): Invoke
17153 s390_mem_constraint with "ZR" and "ZT".
17154 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17155 addresses when using LRA. Accept also short displacements for S
17156 and T constraints. Do not check for long displacement target for
17157 S and T constraints.
17158 (s390_mem_constraint): Remove handling of U and W constraints.
17159 * config/s390/s390.md (various patterns): Remove the short
17160 displacement constraints (Q and R) if a long displacement
17161 constraint is present. Add longdisp as required CPU capability.
17162 * config/s390/vector.md: Likewise.
17163 * config/s390/vx-builtins.md: Likewise.
17165 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17168 * reload1.c (reload): Call finish_spills before
17169 restarting reload loop. Skip select_reload_regs
17170 if update_eliminables_and_spill returns true.
17172 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17174 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17175 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17176 (umulhisi3_imm): Update predicates and constraint letters.
17177 (umulhisi3_reg): Declare instruction as commutative.
17178 * config/arc/constraints.md (J12, J16): New constraints.
17179 * config/arc/predicates.md (short_unsigned_const_operand): New
17181 (arc_short_operand): Likewise.
17182 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17184 2016-04-29 Richard Biener <rguenther@suse.de>
17186 PR tree-optimization/13962
17187 PR tree-optimization/65686
17188 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17189 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17190 using PTA to compare pointers.
17191 * match.pd: Add pattern for pointer equality compare simplification
17192 using ptrs_compare_unequal.
17194 2016-04-29 Richard Biener <rguenther@suse.de>
17196 * stor-layout.c (layout_type): Do not build a pointer-to-element
17199 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17201 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17202 Use SWI mode iterator. Use general_reg_operand predicate.
17203 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17204 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17207 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17209 PR middle-end/70843
17210 * fold-const.c (operand_equal_p): Don't verify hash value equality
17212 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17215 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17218 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17219 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17220 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17221 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17222 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17224 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17226 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17227 to info. Don't initialize separate fields to 0. Clean up
17230 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17232 * config/i386/i386.md (peephole2s for operations with memory inputs):
17233 Use SWI mode iterator.
17234 (peephole2s for operations with memory outputs): Ditto.
17235 Do not check for stack checking probe.
17237 (probe_stack): Remove expander.
17239 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17240 Andrew Burgess <andrew.burgess@embecosm.com>
17242 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17243 operands as 32-bits.
17245 2016-04-28 Jason Merrill <jason@redhat.com>
17247 * gdbinit.in: Skip line-map.h.
17249 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17250 Andrew Burgess <andrew.burgess@embecosm.com>
17252 * config/arc/arc.c (arc_conditional_register_usage): Take
17253 TARGET_RRQ_CLASS into account.
17254 (arc_print_operand): Support printing 'p' and 's' operands.
17255 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17257 (TARGET_RRQ_CLASS): Define.
17258 (IS_POWEROF2_OR_0_P): Define.
17259 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17261 (*tst_movb): New define_insn.
17262 (*tst): Avoid recognition if it could prevent '*tst_movb'
17263 combination; replace c/CnL with c/Chs alternative.
17264 (*tst_bitfield_tst): New define_insn.
17265 (*tst_bitfield_asr): New define_insn.
17266 (*tst_bitfield): New define_insn.
17267 (andsi3_i): Add Rrq variant.
17268 (extzv): New define_expand.
17269 (insv): New define_expand.
17270 (*insv_i): New define_insn.
17271 (*movb): New define_insn.
17272 (*movb_signed): New define_insn.
17273 (*movb_high): New define_insn.
17274 (*movb_high_signed): New define_insn.
17275 (*movb_high_signed + 1): New define_split pattern.
17276 (*mrgb): New define_insn.
17277 (*mrgb + 1): New define_peephole2 pattern.
17278 (*mrgb + 2): New define_peephole2 pattern.
17279 * config/arc/arc.opt (mbitops): New option for nps400, uses
17280 TARGET_NPS_BITOPS_DEFAULT.
17281 * config/arc/constraints.md (q): Make register class conditional.
17282 (Rrq): New register constraint.
17283 (Chs): New constraint.
17284 (Clo): New constraint.
17285 (Chi): New constraint.
17286 (Cbf): New constraint.
17287 (Cbn): New constraint.
17288 (C18): New constraint.
17289 (Cbi): New constraint.
17291 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17293 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
17295 (bitmap_intersection_of_preds): Ditto.
17296 (bitmap_union_of_succs): Ditto.
17297 (bitmap_union_of_preds): Ditto.
17298 * sbitmap.c (do_popcount): Delete.
17299 (BITMAP_DEBUGGING): Delete.
17300 (sbitmap_verify_popcount): Delete.
17301 (sbitmap_alloc): Don't initialize the popcount field.
17302 (sbitmap_alloc_with_popcount): Delete.
17303 (sbitmap_resize): Don't resize the popcount array.
17304 (sbitmap_vector_alloc): Don't initialize the popcount field.
17305 (bitmap_copy): Don't copy the popcount array.
17306 (bitmap_clear): Don't clear the popcount array.
17307 (bitmap_clear): Delete the popcount array handling.
17308 (bitmap_ior_and_compl): Delete the popcount assert.
17309 (bitmap_not): Ditto.
17310 (bitmap_and_compl): Ditto.
17311 (bitmap_and): Delete the popcount array handling.
17312 (bitmap_xor): Ditto.
17313 (bitmap_ior): Ditto.
17314 (bitmap_or_and): Delete the popcount assert.
17315 (bitmap_and_or): Ditto.
17316 (popcount_table): Delete.
17317 (sbitmap_elt_popcount): Delete.
17318 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
17319 (bitmap_set_bit): Delete the popcount assert.
17320 (bitmap_clear_bit): Ditto.
17321 (sbitmap_free): Don't free the popcount array.
17322 (sbitmap_alloc_with_popcount): Delete declaration.
17323 (sbitmap_popcount): Ditto.
17325 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17326 Andrew Burgess <andrew.burgess@embecosm.com>
17328 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
17329 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
17330 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
17331 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
17332 * config/arc/arc.opt (mcmem): New option.
17333 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
17334 supply length for r/m alternative.
17335 (*extendqisi2_ac): Likewise.
17336 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
17338 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
17339 (movhi_insn): Likewise.
17340 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
17341 (*zero_extendqihi2_i): Add r/Ucm alternative.
17342 (*zero_extendqisi2_ac): Likewise.
17343 (*zero_extendhisi2_i): Likewise.
17344 * config/arc/constraints.md (Uex): New memory constraint.
17345 (Ucm): New define_constraint.
17346 * config/arc/predicates.md (long_immediate_loadstore_operand):
17347 Return 0 for MEM with cmem_address address.
17348 (cmem_address_0): New predicates.
17349 (cmem_address_1): Likewise.
17350 (cmem_address_2): Likewise.
17351 (cmem_address): Likewise.
17353 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17355 * config/rs6000/rs6000.c (machine_function): Rename
17356 insn_chain_scanned_p to spe_insn_chain_scanned_p.
17357 (rs6000_stack_info): Adjust.
17359 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17360 Andrew Burgess <andrew.burgess@embecosm.com>
17362 * config/arc/constraints.md (Usd): Convert to define_constraint.
17366 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17369 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
17370 Add new peephole2 where the first insn is *mov<mode>_or instead of
17371 *mov<mode>_internal.
17373 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
17375 * tracer.c (bb_seen): Make static.
17377 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
17379 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
17380 support, setup defaults.
17381 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
17382 * config/arc/arc.c (arc_init): Add NPS400 support.
17383 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
17384 (TARGET_ARC700): NPS400 is also an ARC700.
17385 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
17387 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17390 * config/nds32/nds32.md (casesi): Don't access the operands array
17393 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17395 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
17396 (or $-1,reg peephole2): Ditto.
17397 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17399 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17401 * doc/extend.texi (Common Function Attributes) [optimize]:
17402 Discourage use of the optimize attribute.
17404 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17406 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17407 special case builtin.
17408 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17409 ALTIVEC_BUILTIN_VEC_ADDE.
17410 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17411 support for ALTIVEC_BUILTIN_VEC_ADDE.
17412 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17413 for __builtin_vec_adde.
17415 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17417 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17418 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17420 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17423 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17424 attributes): Document cilkplus_runtime.
17426 2016-04-28 Martin Jambor <mjambor@suse.cz>
17428 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17429 this function. Call verify_expr on MEM_REFs and bases of other
17430 handled_components.
17432 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17434 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17435 for WORD_REGISTER_OPERATIONS to runtime check.
17437 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17439 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17441 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17443 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17444 big-endian compilation.
17445 * config/arc/arc.md (addf3): Likewise.
17446 (subdf3): Likewise.
17447 (muldf3): Likewise.
17449 2016-04-28 Richard Biener <rguenther@suse.de>
17451 PR tree-optimization/70840
17452 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17453 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17454 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17455 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17457 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17459 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17460 and explain why in a comment.
17462 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17464 * config/arc/arc.md (cpu_facility): Add fpx variant.
17465 (subdf3): Prohibit use reverse sub when assist operations option
17467 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17468 instructions only when FPX is enabled.
17469 * testsuite/gcc.target/arc/trsub.c: New test.
17471 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17473 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17474 mult_operator when calculating "type" attribute.
17475 (*fop_<mode>_1_i387): Ditto.
17476 (*fop_xf_1_i387): Ditto.
17477 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17478 Use std::swap to swap operands. Use RTL expressions to generate
17481 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17482 Joern Rennecke <joern.rennecke@embecosm.com>
17484 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17486 (emit_pic_move): Remove.
17487 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17488 * config/arc/arc.c (emit_pic_move): Removed.
17489 (TARGET_HAVE_TLS): Define.
17490 (arc_conditional_register_usage): Test for arc_tp_regno.
17491 (arc_print_operand, arc_print_operand_address): Handle TLS
17493 (arc_needs_pcl_p): New function.
17494 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17495 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17496 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17497 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17498 (arc_legitimize_tls_address): Likewise.
17499 (DTPOFF_ZERO_SYM): Define.
17500 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17501 (arc_output_pic_addr_const): Print TLS unspecs.
17502 (prepare_pic_move): New function, replaces emit_pic_move.
17503 (arc_legitimate_constant_p): Handle TLS unspecs.
17504 (arc_legitimate_address_p): Likewise.
17505 (arc_rewrite_small_data_p): Use assert for TLS constants.
17506 (prepare_move_operands): Use prepare_pic_move.
17507 (arc_legitimize_address): Legitimize tls addresses.
17508 (arc_epilogue_uses): Check for arc_tp_regno.
17509 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17510 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17512 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17514 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17515 %(arc_tls_extra_start_spec).
17516 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17517 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17519 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17520 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17521 (UNSPEC_TLS_OFF): Add.
17523 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17524 (get_thread_pointersi): New patterns.
17525 * config/arc/arc.opt (mtp-regno): New option.
17526 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17527 (move_dest_operand): Likewise.
17528 * configure: Regenerate.
17529 * configure.ac: Add arc*-*-* case to test for tls.
17530 * doc/invoke.texi (ARC options): Document mtp-regno.
17532 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17534 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17535 the new ARC HS SIMD instructions.
17536 (arc_preferred_simd_mode): New function.
17537 (arc_autovectorize_vector_sizes): Likewise.
17538 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17539 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17540 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17541 (arc_init_builtins): Add new SIMD builtin types.
17542 (arc_split_move): Handle 64 bit vector moves.
17543 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17544 (TARGET_PLUS_QMACW): Define.
17545 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17546 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17547 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17548 (VSUBADD4H): New builtins.
17549 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17550 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17552 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17553 Matthias Klose <doko@debian.org>
17555 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17557 2016-04-28 Richard Biener <rguenther@suse.de>
17559 PR middle-end/70777
17560 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17563 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17565 * common/config/sh/sh-common.c: Remove SH5 support.
17566 * config/sh/constraints.md: Likewise.
17567 * config/sh/config/sh/elf.h: Likewise.
17568 * config/sh/linux.h: Likewise.
17569 * config/sh/netbsd-elf.h: Likewise.
17570 * config/sh/predicates.md: Likewise.
17571 * config/sh/sh-c.c: Likewise.
17572 * config/sh/sh-protos.h: Likewise.
17573 * config/sh/sh.c: Likewise.
17574 * config/sh/sh.h: Likewise.
17575 * config/sh/sh.md: Likewise.
17576 * config/sh/sh.opt: Likewise.
17577 * config/sh/sync.md: Likewise.
17578 * config/sh/sh64.h: Delete.
17579 * config/sh/shmedia.h: Likewise.
17580 * config/sh/shmedia.md: Likewise.
17581 * config/sh/sshmedia.h: Likewise.
17582 * config/sh/t-netbsd-sh5-64: Likewise.
17583 * config/sh/t-sh64: Likewise.
17584 * config/sh/ushmedia.h: Likewise.
17586 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17588 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17589 general_reg_operand instead of register_operand predicate.
17591 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17593 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17595 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17597 * match.pd (A - B > A, A + B < A): New transformations.
17599 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17601 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17602 which defaults to true. Emit an outer pair of parentheses only if
17603 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17604 don't emit parentheses for the right-hand operand.
17606 2016-04-27 Jeff Law <law@redhat.com>
17608 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17610 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17612 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17613 (altivec_lvx_<mode>_internal): Document.
17614 (altivec_lvx_<mode>_2op): New define_insn.
17615 (altivec_lvx_<mode>_1op): Likewise.
17616 (altivec_lvx_<mode>_2op_si): Likewise.
17617 (altivec_lvx_<mode>_1op_si): Likewise.
17618 (altivec_stvx_<mode>): Remove.
17619 (altivec_stvx_<mode>_internal): Document.
17620 (altivec_stvx_<mode>_2op): New define_insn.
17621 (altivec_stvx_<mode>_1op): Likewise.
17622 (altivec_stvx_<mode>_2op_si): Likewise.
17623 (altivec_stvx_<mode>_1op_si): Likewise.
17624 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17625 Expand vec_ld and vec_st during parsing.
17626 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17628 (altivec_expand_stvx_be): Likewise.
17629 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17630 address-masking behavior in RTL.
17631 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17632 address-masking behavior in RTL.
17633 (altivec_expand_builtin): Change builtin code arguments for calls
17634 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17635 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17636 presence of lvx/stvx patterns.
17637 (alignment_with_canonical_addr): New function.
17638 (alignment_mask): Likewise.
17639 (find_alignment_op): Likewise.
17640 (recombine_lvx_pattern): Likewise.
17641 (recombine_stvx_pattern): Likewise.
17642 (recombine_lvx_stvx_patterns): Likewise.
17643 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17644 stvx patterns from expand.
17645 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17647 (vector_altivec_store_<mode>): Likewise.
17649 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17651 * config/aarch64/aarch64.md
17652 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17653 remove the "fp" attributes.
17654 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17655 add the "simd" attributes.
17656 (*movdf_aarch64): Likewise.
17657 (*movtf_aarch64): Remove the "fp" attributes.
17658 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17659 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17661 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17663 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17664 rtx to rtx_code_label *.
17665 * rtl.h (maybe_set_first_label_num): Likewise.
17667 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17669 * df-core.c (df_add_problem): Make the problem param be const.
17670 (df_remove_problem): Make local "problem" be const.
17671 * df-problems.c (problem_RD): Make const.
17672 (problem_LR): Likewise.
17673 (problem_LIVE): Likewise.
17674 (problem_MIR): Likewise.
17675 (problem_CHAIN): Likewise.
17676 (problem_WORD_LR): Likewise.
17677 (problem_NOTE): Likewise.
17678 (problem_MD): Likewise.
17679 * df-scan.c (problem_SCAN): Likewise.
17680 * df.h (struct df_problem): Make field "dependent_problem" be
17682 (struct dataflow): Likewise for field "problem".
17683 (df_add_problem): Make param const.
17685 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17687 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17688 inter-unit moves to/from vector registers are enabled. Do not disable
17691 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17693 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17694 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17696 (enum df_problem_id): ...this new enum.
17697 (struct df_problem): Convert field "id" from "int" to
17698 enum df_problem_id.
17700 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17702 * rtl.def: Update comment for "things in the instruction chain" to
17703 reflect the removal of the leading "i" field for INSN_UID in
17704 r210360. Fix bogus apostrophe.
17706 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17708 * config/i386/i386.md
17709 (lea arith with mem operand + setcc peephole2): Set operator mode.
17711 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17714 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17715 (dimode_scalar_to_vector_candidate_p): This.
17716 (timode_scalar_to_vector_candidate_p): New function.
17717 (scalar_to_vector_candidate_p): Likewise.
17718 (timode_check_non_convertible_regs): Likewise.
17719 (timode_remove_non_convertible_regs): Likewise.
17720 (remove_non_convertible_regs): Likewise.
17721 (remove_non_convertible_regs): Renamed to ...
17722 (dimode_remove_non_convertible_regs): This.
17723 (scalar_chain::~scalar_chain): Make it virtual.
17724 (scalar_chain::compute_convert_gain): Make it pure virtual.
17725 (scalar_chain::mark_dual_mode_def): Likewise.
17726 (scalar_chain::convert_insn): Likewise.
17727 (scalar_chain::convert_registers): Likewise.
17728 (scalar_chain::add_to_queue): Make it protected.
17729 (scalar_chain::emit_conversion_insns): Likewise.
17730 (scalar_chain::replace_with_subreg): Likewise.
17731 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17732 (scalar_chain::convert_op): Likewise.
17733 (scalar_chain::convert_reg): Likewise.
17734 (scalar_chain::make_vector_copies): Likewise.
17735 (scalar_chain::convert_registers): New pure virtual function.
17736 (class dimode_scalar_chain): New class.
17737 (class timode_scalar_chain): Likewise.
17738 (scalar_chain::mark_dual_mode_def): Renamed to ...
17739 (dimode_scalar_chain::mark_dual_mode_def): This.
17740 (timode_scalar_chain::mark_dual_mode_def): New function.
17741 (timode_scalar_chain::convert_insn): Likewise.
17742 (dimode_scalar_chain::convert_registers): Likewise.
17743 (scalar_chain::compute_convert_gain): Renamed to ...
17744 (dimode_scalar_chain::compute_convert_gain): This.
17745 (scalar_chain::replace_with_subreg): Renamed to ...
17746 (dimode_scalar_chain::replace_with_subreg): This.
17747 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17748 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17749 (scalar_chain::make_vector_copies): Renamed to ...
17750 (dimode_scalar_chain::make_vector_copies): This.
17751 (scalar_chain::convert_reg): Renamed to ...
17752 (dimode_scalar_chain::convert_reg ): This.
17753 (scalar_chain::convert_op): Renamed to ...
17754 (dimode_scalar_chain::convert_op): This.
17755 (scalar_chain::convert_insn): Renamed to ...
17756 (dimode_scalar_chain::convert_insn): This.
17757 (scalar_chain::convert): Call convert_registers.
17758 (convert_scalars_to_vector): Change to scalar_chain pointer to
17759 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17760 in 32-bit mode. Delete scalar_chain pointer. Call
17761 free_dominance_info in 64-bit mode.
17762 (pass_stv::gate): Remove TARGET_64BIT check.
17763 (ix86_option_override): Put the 64-bit STV pass before the CSE
17766 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17768 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17769 dw_loc_frame_offset field.
17770 * dwarf2out.c (new_loc_descr): Likewise.
17771 (resolve_args_picking_1): Turn the VISITED hash set into a
17772 FRAME_OFFSET hash map. Use it to associate a frame offset to
17773 visited nodes. Remove uses of the CHECKING_P macro.
17774 (resolve_args_picking): Update call to resolve_args_picking_1.
17776 2016-04-27 Martin Liska <mliska@suse.cz>
17778 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17779 (free_loop_data): Release vuses of groups.
17781 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17783 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17784 instead of redundant use_id and boolean have_use_for.
17785 (struct iv_use): Change sub_id into group_id. Remove field next.
17786 Move fields: related_cands, n_map_members, cost_map and selected
17788 (struct iv_group): ... here. New structure.
17789 (struct iv_common_cand): Use structure declaration directly.
17790 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17791 (MAX_CONSIDERED_USES): Rename macro to ...
17792 (MAX_CONSIDERED_GROUPS): ... here.
17793 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17794 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17795 (dump_uses): Rename to ...
17796 (dump_groups): ... here. Update all uses.
17797 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17798 (find_induction_variables): Refactor format of dump information.
17799 (record_sub_use): Delete.
17800 (record_use): Update all uses.
17801 (record_group): New function.
17802 (record_group_use, find_interesting_uses_op): Call above functions.
17804 (find_interesting_uses_cond): Ditto.
17805 (group_compare_offset): New function.
17806 (split_all_small_groups): Rename to ...
17807 (split_small_address_groups_p): ... here. Update all uses.
17808 (split_address_groups): Update all uses.
17809 (find_interesting_uses): Refactor format of dump information.
17810 (add_candidate_1): Update all uses. Remove redundant check on iv,
17812 (add_candidate, record_common_cand): Remove redundant assert.
17813 (add_iv_candidate_for_biv): Update use.
17814 (add_iv_candidate_derived_from_uses): Update all uses.
17815 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17816 (alloc_use_cost_map): Ditto.
17817 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17818 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17819 (determine_use_iv_cost_generic): Ditto.
17820 (determine_group_iv_cost_generic): Ditto.
17821 (determine_use_iv_cost_address): Ditto.
17822 (determine_group_iv_cost_address): Ditto.
17823 (determine_use_iv_cost_condition): Ditto.
17824 (determine_group_iv_cost_cond): Ditto.
17825 (determine_use_iv_cost): Ditto.
17826 (determine_group_iv_cost): Ditto.
17827 (set_autoinc_for_original_candidates): Update all uses.
17828 (find_iv_candidates): Update all uses. Refactor dump information.
17829 (determine_use_iv_costs): Ditto.
17830 (determine_iv_costs): Ditto.
17831 (iv_ca_cand_for_use): Rename to ...
17832 (iv_ca_cand_for_group): ... here. Update all uses.
17833 (iv_ca_add_use, iv_ca_add_group): Ditto.
17834 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17835 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17836 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17837 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17838 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17839 (create_new_iv, adjust_iv_update_pos): Ditto.
17840 (rewrite_use_address): Delete.
17841 (rewrite_use_address_1): Rename to ...
17842 (rewrite_use_address): ... here.
17843 (rewrite_use_compare): Update all uses.
17844 (rewrite_use): Delete.
17845 (rewrite_uses): Rename to ...
17846 (rewrite_groups): ... here. Update all uses.
17847 (remove_unused_ivs, free_loop_data): Update all uses.
17848 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17850 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17852 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17853 for WORD_REGISTER_OPERATIONS to runtime check.
17855 2016-04-27 Richard Biener <rguenther@suse.de>
17858 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17859 aggregate_value_p to determine if a function result is
17860 returned by reference.
17861 (ipa_pta_execute): Functions having their address taken are
17862 not automatically nonlocal.
17864 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17867 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17868 * fold-const.c (operand_equal_p): If flag_checking and
17869 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17870 and if it returns non-zero, assert iterative_hash_expr on both
17873 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17875 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17877 2016-04-27 Nick Clifton <nickc@redhat.com>
17879 PR middle-end/49889
17880 * varasm.c (merge_weak): Generate an error if an attempt is made
17881 to convert a non-weak static function into a weak, public function.
17883 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17885 * params.def (MAX_PARTITION_SIZE): New param.
17886 * doc/invoke.texi: Document lto-max-partition.
17888 2016-04-27 Richard Biener <rguenther@suse.de>
17891 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17892 function cummulating used_from_other_partition, externally_visible
17893 and force_output from aliases.
17894 (refered_from_nonlocal_var): Likewise.
17895 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17896 node flags properly.
17898 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17900 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17901 (-Wmemset-elt-size): New item.
17903 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17906 * stor-layout.h (internal_reference_types): Delete.
17907 * stor-layout.c (reference_types_internal): Likewise.
17908 (internal_reference_types): Likewise.
17909 (layout_type) <REFERENCE_TYPE>: Adjust.
17911 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17914 * tree.h (inchash::add_expr): Add FLAGS argument.
17915 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17916 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17917 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17918 Formatting fix. Adjust recursive calls. For tcc_comparison,
17919 if swap_tree_comparison (code) is smaller than code, hash that
17920 and arguments in the other order. Hash CONVERT_EXPR the same
17921 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17922 of ADDR_EXPR of decl as the decl itself. Add or remove
17923 OEP_ADDRESS_OF from recursive flags as needed. For
17924 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17925 operands commutatively and only the third one normally.
17926 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17928 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17930 * config/rtems.h (LIB_SPEC): Add -latomic.
17932 2016-04-27 Joel Sherrill <joel@rtems.org>
17934 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17935 xilink.ld and flags not relevant to RTEMS.
17937 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17939 * toplev.c (backend_init_target): Avoid calling init_reload when using
17942 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17944 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17945 for loops rather than one for the whole function.
17947 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17949 * match.pd (X + CST CMP X): New transformation.
17951 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17953 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17954 * fold-const.c (fold_binary_loc): Remove 2 transformations
17955 superseded by match.pd.
17956 * match.pd (x+x -> x*2): Generalize to integers.
17958 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17960 * config/i386/i386.md (operation on memory peephole): Duplicate an
17961 existing peephole and adapt it to match lea rather than an operation
17964 PR rtl-optimization/57193
17965 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17967 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17969 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17971 * tree-if-conv.c (any_pred_load_store): New static variable.
17972 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17973 any_pred_load_store instead of and_mask_load_store.
17974 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17975 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17976 (combine_blocks, tree_if_conversion): Ditto.
17978 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17980 PR tree-optimization/70771
17981 PR tree-optimization/70775
17982 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17983 virtual PHI nodes. Delete parameter.
17984 (if_convertible_loop_p_1): Delete argument to above function.
17985 (predicate_all_scalar_phis): Delete code handling single-argument
17987 (tree_if_conversion): Mark and update virtual SSA.
17989 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17992 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17993 (x86_elf_aligned_common): Rename to ...
17994 (x86_elf_aligned_decl_common): ... this.
17995 Add decl arg. Switch to .lbss for largecomm object. Use
17996 LARGECOMM_SECTION_ASM_OP.
17997 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
17999 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18000 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18002 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18003 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18005 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18008 * config/i386/i386.c (SECTION_LARGE): Define.
18009 (x86_64_elf_select_section): Set it for large data/bss sections.
18010 Only clear SECTION_WRITE for .lrodata.
18011 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18013 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18014 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18015 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18017 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18018 * doc/tm.texi: Regenerate.
18020 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18023 * configure.ac (--enable-checking): Document extra flag, for
18024 non-release builds default to --enable-checking=yes,extra.
18025 If misc checking and extra checking, define CHECKING_P to 2 instead
18027 * common.opt (fchecking=): Add.
18028 * doc/invoke.texi (-fchecking=): Document.
18029 * doc/install.texi: Document --enable-checking changes.
18030 * configure: Regenerated.
18031 * config.in: Regenerated.
18033 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18035 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18036 attribute instead of which_alternative.
18037 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18038 Use EXT_REX_SSE_REG_P where appropriate.
18040 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18042 * config/i386/predicates.md (const0_operand): Do not match
18043 const_wide_int code.
18044 (const1_operand): Ditto.
18046 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18048 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18049 for SSE constm1 operands and TARGET_AVX512VL.
18050 (*movti_internal): Ditto.
18051 (*mov<mode>_or): Use constm1_operand predicate.
18052 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18053 for SSE vector_all_ones operands and TARGET_AVX512VL.
18054 * config/i386/predicates.md (constm1_operand): New predicate.
18055 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18056 emission of constant -1 load.
18058 2016-04-25 Jason Merrill <jason@redhat.com>
18060 * gdbinit.in: Skip is-a.h.
18062 * attribs.c (register_scoped_attributes): Fix logic.
18063 * attribs.h: Declare register_scoped_attributes.
18065 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18067 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18068 stxvd2x and stxvw4x built-in functions.
18070 2016-04-25 DJ Delorie <dj@redhat.com>
18072 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18073 (ashrhi3): Likewise.
18074 (lshrhi3): Likewise.
18076 2016-04-25 Richard Biener <rguenther@suse.de>
18078 PR tree-optimization/70780
18079 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18080 wasn't visited yet.
18081 (compute_antic): Mark blocks with abnormal preds as visited as
18082 they have a final empty antic-in solution already.
18084 2016-04-25 Michael Collison <michael.collison@linaro.org>
18086 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18088 2016-04-25 Michael Collison <michael.collison@linaro.org>
18090 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18091 mode is VQI to improve mixed mode vectorization.
18092 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18093 define_insn to match low half of signed vaddw.
18094 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18095 define_insn to match high half of signed vaddw.
18096 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18097 define_insn to match low half of unsigned vaddw.
18098 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18099 define_insn to match high half of unsigned vaddw.
18100 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18101 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18102 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18104 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18105 * config/arm/predicates.md (vect_par_constant_high): Support
18106 big endian and simplify by calling
18107 arm_simd_check_vect_par_cnst_half
18108 (vect_par_constant_low): Likewise.
18110 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18112 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18113 predicate for operand 2.
18115 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18116 H.J. Lu <hongjiu.lu@intel.com>
18118 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18119 machine_mode argument.
18120 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18121 constm1_rtx operands. For VOIDmode constants, get mode from
18122 pred_mode. Check mode size if the mode is supported by ABI.
18123 (standard_sse_constant_opcode): Do not use standard_constant_p.
18124 Strictly check ABI support for all-ones operands.
18125 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18126 immediates. Update calls to standard_sse_constant_p.
18127 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18128 (ix86_rtx_costs): Ditto.
18129 * config/i386/i386.md (*movxi_internal_avx512f): Use
18130 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18131 Use (v,BC) alternative instead of (v,C). Use register_operand
18132 checks instead of MEM_P.
18133 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18134 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18135 isa attribute. Use register_operand checks instead of MEM_P.
18136 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18137 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18138 alternative and corresponding sse2 isa attribute.
18139 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18140 to standard_sse_constant_p.
18141 (FP constant splitters): Ditto.
18142 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18144 * config/i386/predicates.md (constm1_operand): Remove.
18145 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18146 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18147 vector_all_ones_operand instead of constm1_operand.
18149 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18151 * print-rtl.c (print_rtx_insn_vec): New function.
18152 * print-rtl.h: New prototype.
18153 * store-motion.c (struct st_expr): Make avail_stores a vector.
18154 (st_expr_entry): Adjust.
18155 (free_st_expr_entry): Likewise.
18156 (print_store_motion_mems): Likewise.
18157 (find_moveable_store): Likewise.
18158 (compute_store_table): Likewise.
18159 (delete_store): Likewise.
18160 (build_store_vectors): Likewise.
18162 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18164 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18166 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18168 * vec.h (vec_safe_contains): New function.
18169 (vec::contains): Likewise.
18170 (vec::begin): Likewise.
18171 (vec::end): Likewise.
18173 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18176 * cfgexpand.c (expand_stack_vars): Fix typo.
18178 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18180 * system.h (list, map, set, vector): Include conditionally.
18181 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18182 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18183 * ipa-icf.c (INCLUDE_LIST): Define.
18184 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18185 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18186 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18187 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18188 * cp/logic.cc (INCLUDE_LIST): Define.
18189 * fortran/trans-common.c (INCLUDE_MAP): Define.
18191 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18193 * auto-profile.c: Remove <string.h> include.
18194 * ipa-icf-gimple.c: Remove <list> include.
18195 * diagnostic.c: Remove <new> include.
18196 * genmatch.c: Likewise.
18197 * pretty-print.c: Likewise.
18198 * toplev.c: Likewise
18199 * c/c-objc-common.c: Likewise.
18200 * cp/error.c: Likewise.
18201 * fortran/error.c: Likewise.
18203 2016-04-22 Richard Biener <rguenther@suse.de>
18205 * lto-streamer-in.c (input_ssa_names): Do not allocate
18206 GIMPLE_NOP for all SSA names.
18207 * lto-streamer-out.c (output_ssa_names): Do not output
18208 SSA names that should have been released.
18210 2016-04-22 Richard Biener <rguenther@suse.de>
18212 PR tree-optimization/70740
18213 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18216 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18219 * config/i386/predicates.md (call_insn_operand): Replace
18220 sibcall_memory_operand with memory_operand.
18222 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18224 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18225 has_single_use() tests.
18226 (register_edge_assert_for_1): Likewise.
18227 (find_assert_locations_1): Check the liveness bitmap instead of
18228 checking has_single_use().
18230 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18233 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18234 Extract AVX-512BW constraint from AVX.
18236 2016-04-21 Richard Biener <rguenther@suse.de>
18238 PR tree-optimization/70725
18239 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18240 for phi_convertible_by_degenerating_args.
18241 (predicate_all_scalar_phis): Handle single-argument PHIs.
18243 2016-04-21 Richard Biener <rguenther@suse.de>
18245 PR middle-end/70747
18246 * fold-const.c (fold_comparison): Return properly typed
18249 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18251 PR tree-optimization/70715
18252 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18253 after expanding BASE using expand_simple_operations.
18255 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18257 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18258 New transformations.
18260 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18262 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
18264 2016-04-20 Jan Hubicka <jh@suse.cz>
18266 * ipa-inline.c (can_inline_edge_p): Pass caller info to
18267 ultiimate_alias_target.
18268 (update_callee_keys): Likewise.
18269 (lookup_recursive_calls): Likewise.
18270 (speculation_useful_p): Likewise.
18272 2016-04-20 Jan Hubicka <jh@suse.cz>
18275 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
18276 (set_nothrow_flag_1): ... this; handle interposition correctly;
18277 recurse on aliases and thunks.
18278 (cgraph_node::set_nothrow_flag): New.
18279 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
18280 functions compiled with non-call exceptions that binds to current
18282 (propagate_nothrow): Be safe WRT interposition.
18283 * cgraph.h (set_nothrow_flag): Update prototype.
18285 2016-04-18 Jan Hubicka <jh@suse.cz>
18287 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18288 max_loop_iterations_int.
18289 (tree_unswitch_outer_loop): Likewise.
18291 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18293 PR tree-optimization/69489
18294 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
18295 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
18296 Revise dump message.
18297 (if_convertible_bb_p): Remove check on edge count of basic block's
18300 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18302 PR tree-optimization/56625
18303 PR tree-optimization/69489
18304 * tree-data-ref.h (DR_INNERMOST): New macro.
18305 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
18306 hashing struct innermost_loop_behavior.
18307 (ref_DR_map): Remove.
18308 (innermost_DR_map): New map.
18309 (baseref_DR_map): Revise comment.
18310 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
18311 to innermost_DR_map accroding to its innermost loop behavior.
18312 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
18313 to its innermost loop behavior.
18314 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
18315 Add initialization for innermost_DR_map. Record memory reference
18316 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
18317 have innermost loop behavior.
18318 (if_convertible_loop_p): Remove release for ref_DR_map. Release
18321 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
18323 * config/i386/i386.md (*lea<mode>_general_1): Rename from
18324 *lea_general_1. Use explicit SWI12 mode interator.
18325 (*lea<mode>_general_2): Rename from *lea_general_2.
18326 Use explicit SWI12 mode interator.
18327 (*lea<mode>_general_3): Rename from *lea_general_3.
18328 Use explicit SWI12 mode interator.
18329 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
18330 Use explicit SWI12 mode interator.
18331 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
18332 Use explicit SWI48 mode interator.
18334 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18336 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18337 Short-cut unaligned load and store cases. Handle all integer
18339 (ix86_expand_vector_move_misalign): Short-cut unaligned load
18340 and store cases. Call ix86_avx256_split_vector_move_misalign
18341 directly without checking mode class.
18343 2016-04-20 Andrew Pinski <apinski@cavium.com>
18344 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18347 * config/aarch64/aarch64.md (sibcall): Force call
18348 address to be DImode for ILP32.
18349 (sibcall_value): Likewise.
18351 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18353 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
18355 2016-04-20 Richard Biener <rguenther@suse.de>
18357 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
18358 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
18359 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
18360 (maybe_push_res_to_seq): Adjust.
18361 * gimple-fold.c (maybe_build_generic_op): Likewise.
18363 2016-04-20 Marek Polacek <polacek@redhat.com>
18365 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
18368 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
18370 * config/i386/sse.md (vec_unpacks_lo_hi): Always
18371 use kmovw to support AVX512F target.
18373 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18375 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
18377 2016-04-20 Marek Polacek <polacek@redhat.com>
18379 PR tree-optimization/70725
18380 * tree-if-conv.c (is_false_predicate): New function.
18381 (predicate_mem_writes): Use it.
18383 2016-04-20 Richard Biener <rguenther@suse.de>
18385 PR tree-optimization/70726
18386 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
18387 shift amounts from a pattern stmt operand.
18389 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18392 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
18393 stack_restore_from_fpr pattern when restoring r15.
18394 (s390_optimize_prologue): Strip away the memory barrier in the
18395 parallel when trying to get rid of restore insns.
18396 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
18397 definition for loading the stack pointer from an FPR. Compared to
18398 the normal move insn this pattern includes a full memory barrier.
18400 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18402 PR middle-end/70680
18403 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18404 implicitly linear or lastprivate iterator on the outer context.
18406 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18408 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18410 * config/i386/i386.md (ssememalign): Removed.
18411 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18413 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18416 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18417 const short * to __builtin_ia32_loaddquhi512_mask.
18418 (_mm512_maskz_loadu_epi16): Likewise.
18419 (_mm512_mask_storeu_epi16): Pass short * to
18420 __builtin_ia32_storedquhi512_mask.
18421 (_mm512_mask_loadu_epi8): Pass const char * to
18422 __builtin_ia32_loaddquqi512_mask.
18423 (_mm512_maskz_loadu_epi8): Likewise.
18424 (_mm512_mask_storeu_epi8): Pass char * to
18425 __builtin_ia32_storedquqi512_mask.
18426 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18427 const double * to __builtin_ia32_loadupd512_mask.
18428 (_mm512_mask_loadu_pd): Likewise.
18429 (_mm512_maskz_loadu_pd): Likewise.
18430 (_mm512_storeu_pd): Pass double * to
18431 __builtin_ia32_storeupd512_mask.
18432 (_mm512_mask_storeu_pd): Likewise.
18433 (_mm512_loadu_ps): Pass const float * to
18434 __builtin_ia32_loadups512_mask.
18435 (_mm512_mask_loadu_ps): Likewise.
18436 (_mm512_maskz_loadu_ps): Likewise.
18437 (_mm512_storeu_ps): Pass float * to
18438 __builtin_ia32_storeups512_mask.
18439 (_mm512_mask_storeu_ps): Likewise.
18440 (_mm512_mask_loadu_epi64): Pass const long long * to
18441 __builtin_ia32_loaddqudi512_mask.
18442 (_mm512_maskz_loadu_epi64): Likewise.
18443 (_mm512_mask_storeu_epi64): Pass long long *
18444 to __builtin_ia32_storedqudi512_mask.
18445 (_mm512_loadu_si512): Pass const int * to
18446 __builtin_ia32_loaddqusi512_mask.
18447 (_mm512_mask_loadu_epi32): Likewise.
18448 (_mm512_maskz_loadu_epi32): Likewise.
18449 (_mm512_storeu_si512): Pass int * to
18450 __builtin_ia32_storedqusi512_mask.
18451 (_mm512_mask_storeu_epi32): Likewise.
18452 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18453 char * to __builtin_ia32_storedquqi256_mask.
18454 (_mm_mask_storeu_epi8): Likewise.
18455 (_mm256_mask_loadu_epi16): Pass const short * to
18456 __builtin_ia32_loaddquhi256_mask.
18457 (_mm256_maskz_loadu_epi16): Likewise.
18458 (_mm_mask_loadu_epi16): Pass const short * to
18459 __builtin_ia32_loaddquhi128_mask.
18460 (_mm_maskz_loadu_epi16): Likewise.
18461 (_mm256_mask_loadu_epi8): Pass const char * to
18462 __builtin_ia32_loaddquqi256_mask.
18463 (_mm256_maskz_loadu_epi8): Likewise.
18464 (_mm_mask_loadu_epi8): Pass const char * to
18465 __builtin_ia32_loaddquqi128_mask.
18466 (_mm_maskz_loadu_epi8): Likewise.
18467 (_mm256_mask_storeu_epi16): Pass short * to.
18468 __builtin_ia32_storedquhi256_mask.
18469 (_mm_mask_storeu_epi16): Pass short * to.
18470 __builtin_ia32_storedquhi128_mask.
18471 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18472 const double * to __builtin_ia32_loadupd256_mask.
18473 (_mm256_maskz_loadu_pd): Likewise.
18474 (_mm_mask_loadu_pd): Pass onst double * to
18475 __builtin_ia32_loadupd128_mask.
18476 (_mm_maskz_loadu_pd): Likewise.
18477 (_mm256_mask_storeu_pd): Pass double * to
18478 __builtin_ia32_storeupd256_mask.
18479 (_mm_mask_storeu_pd): Pass double * to
18480 __builtin_ia32_storeupd128_mask.
18481 (_mm256_mask_loadu_ps): Pass const float * to
18482 __builtin_ia32_loadups256_mask.
18483 (_mm256_maskz_loadu_ps): Likewise.
18484 (_mm_mask_loadu_ps): Pass const float * to
18485 __builtin_ia32_loadups128_mask.
18486 (_mm_maskz_loadu_ps): Likewise.
18487 (_mm256_mask_storeu_ps): Pass float * to
18488 __builtin_ia32_storeups256_mask.
18489 (_mm_mask_storeu_ps): ass float * to
18490 __builtin_ia32_storeups128_mask.
18491 (_mm256_mask_loadu_epi64): Pass const long long * to
18492 __builtin_ia32_loaddqudi256_mask.
18493 (_mm256_maskz_loadu_epi64): Likewise.
18494 (_mm_mask_loadu_epi64): Pass const long long * to
18495 __builtin_ia32_loaddqudi128_mask.
18496 (_mm_maskz_loadu_epi64): Likewise.
18497 (_mm256_mask_storeu_epi64): Pass long long * to
18498 __builtin_ia32_storedqudi256_mask.
18499 (_mm_mask_storeu_epi64): Pass long long * to
18500 __builtin_ia32_storedqudi128_mask.
18501 (_mm256_mask_loadu_epi32): Pass const int * to
18502 __builtin_ia32_loaddqusi256_mask.
18503 (_mm256_maskz_loadu_epi32): Likewise.
18504 (_mm_mask_loadu_epi32): Pass const int * to
18505 __builtin_ia32_loaddqusi128_mask.
18506 (_mm_maskz_loadu_epi32): Likewise.
18507 (_mm256_mask_storeu_epi32): Pass int * to
18508 __builtin_ia32_storedqusi256_mask.
18509 (_mm_mask_storeu_epi32): Pass int * to
18510 __builtin_ia32_storedqusi128_mask.
18511 * config/i386/i386-builtin-types.def (PCSHORT): New.
18512 (PINT64): Likewise.
18513 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18514 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18515 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18516 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18517 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18518 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18519 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18520 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18521 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18522 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18523 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18524 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18525 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18526 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18527 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18528 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18529 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18530 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18531 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18532 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18533 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18534 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18535 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18536 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18537 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18538 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18539 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18540 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18541 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18542 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18543 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18544 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18545 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18546 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18547 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18548 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18549 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18550 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18551 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18552 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18553 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18554 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18555 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18556 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18557 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18558 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18559 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18560 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18561 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18563 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18564 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18566 (ix86_expand_vector_move_misalign): Likewise.
18567 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18568 to scalar function prototype for unaligned load/store builtins.
18569 (ix86_expand_special_args_builtin): Updated.
18570 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18571 (UNSPEC_STOREU): Likewise.
18572 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18573 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18574 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18575 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18576 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18577 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18578 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18579 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18580 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18581 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18582 (<avx512>_storedqu<mode>_mask): Likewise.
18583 (*sse4_2_pcmpestr_unaligned): Likewise.
18584 (*sse4_2_pcmpistr_unaligned): Likewise.
18585 (*mov<mode>_internal): Renamed to ...
18586 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18587 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18588 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18589 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18591 2016-04-19 Richard Biener <rguenther@suse.de>
18593 PR tree-optimization/70171
18594 * tree-ssa-phiprop.c: Include stor-layout.h.
18595 (phiprop_insert_phi): Handle the aggregate copy case.
18596 (propagate_with_phi): Likewise.
18598 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18600 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18601 instead of simplify_gen_subreg (... , 0).
18602 (ix86_delegitimize_address): Ditto.
18603 (ix86_split_divmod): Ditto.
18604 (ix86_split_copysign_const): Ditto.
18605 (ix86_split_copysign_var): Ditto.
18606 (ix86_expand_args_builtin): Ditto.
18607 (ix86_expand_round_builtin): Ditto.
18608 (ix86_expand_special_args_builtin): Ditto.
18609 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18610 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18611 (udivmodqi4): Ditto.
18612 (absneg splitters): Ditto.
18613 (*jcc_bt<mode>_1): Ditto.
18615 2016-04-19 Richard Biener <rguenther@suse.de>
18617 PR tree-optimization/70724
18618 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18619 restoring out from ...
18620 (free_scc_vn): ... here.
18621 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18622 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18624 (pass_fre::execute): Restore SSA info.
18626 2016-04-19 Richard Biener <rguenther@suse.de>
18628 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18629 * gimple-walk.c (walk_gimple_op): Initialize it.
18630 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18631 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18632 remapping SSA names of defs.
18633 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18636 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18638 PR middle-end/70689
18639 * lra-constraints.c (equiv_substition_p): New.
18640 (process_alt_operands): Use it.
18641 (swap_operands): Swap it.
18642 (curr_insn_transform): Update it.
18644 2016-04-18 Michael Matz <matz@suse.de>
18646 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18647 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18648 * tree-core.h (tree_type_common.align): Use bit-field.
18649 (tree_type_common.spare): New.
18650 (tree_decl_common.off_align): Make smaller.
18651 (tree_decl_common.align): Use bit-field.
18653 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18654 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18655 (scan_sharing_clauses): Ditto.
18656 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18657 (omp_finish_file): Ditto.
18658 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18659 (layout_decl): Ditto.
18660 (relayout_decl): Ditto.
18661 (finalize_record_size): Use SET_TYPE_ALIGN.
18662 (finalize_type_size): Ditto.
18663 (finish_builtin_struct): Ditto.
18664 (layout_type): Ditto.
18665 (initialize_sizetypes): Ditto.
18666 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18667 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18668 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18669 (get_chain_field): Ditto.
18670 (get_trampoline_type): Ditto.
18671 (get_nl_goto_field): Ditto.
18672 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18674 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18675 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18676 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18677 (build_qualified_type): Use SET_TYPE_ALIGN.
18678 (build_aligned_type, build_range_type_1): Ditto.
18679 (build_atomic_base): Ditto.
18680 (build_common_tree_nodes): Ditto.
18681 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18682 (expand_one_stack_var_at): Ditto.
18683 * coverage.c (build_var): Use SET_DECL_ALIGN.
18684 * except.c (init_eh): Ditto.
18685 * function.c (assign_parm_setup_block): Ditto.
18686 * symtab.c (increase_alignment_1): Ditto.
18687 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18688 * tree-vect-stmts.c (ensure_base_align): Ditto.
18689 * varasm.c (align_variable): Ditto.
18690 (assemble_variable): Ditto.
18691 (build_constant_desc): Ditto.
18692 (output_constant_def_contents): Ditto.
18694 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18695 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18696 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18697 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18698 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18700 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18703 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18704 replace %vmovsd with "%vmovq".
18705 (vec_concatv2df): Likewise.
18707 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18709 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18710 (*vec_extractv2si_0): Ditto.
18711 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18712 (zero_extended_scalar_load_operand splitters): Ditto.
18713 (vec_extract splitters): Ditto.
18714 (*vec_extractv4si_0_zext): Ditto.
18715 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18716 and lowpart_subreg.
18717 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18718 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18719 (*sse4_1_extractps): Use lowpart_subreg.
18720 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18722 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18724 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18726 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18727 Mention Solaris 11 packaging changes.
18728 Update gas and gld requirements.
18729 Remove reference to pre-Solaris 10 bug.
18730 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18732 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18735 2016-04-17 Jan Hubicka <jh@suse.cz>
18737 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18738 max_loop_iterations_int.
18740 2016-04-18 Richard Biener <rguenther@suse.de>
18742 PR tree-optimization/43434
18743 * tree-ssa-structalias.c (struct vls_data): New.
18744 (visit_loadstore): Handle all pointer-based accesses.
18745 (compute_dependence_clique): Compute a bitmap of restrict tags
18746 assigned bases and pass it to visit_loadstore.
18748 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18751 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18752 armv8.1-a and armv8.1-a+crc.
18754 2016-04-18 Richard Biener <rguenther@suse.de>
18756 PR tree-optimization/70701
18757 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18758 references after translating through a memcpy.
18760 2016-04-18 Richard Biener <rguenther@suse.de>
18762 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18763 (compute_antic): ... here. For partial antic use regular
18764 postorder and scrap iteration.
18765 (compute_partial_antic_aux): Remove unused return value.
18766 (init_pre): Do not allocate postorder.
18767 (fini_pre): Do not free postorder.
18769 2016-04-18 Richard Biener <rguenther@suse.de>
18771 PR middle-end/37870
18772 * expmed.c (extract_bit_field_1): Remove broken case
18773 using a wider MODE_INT mode.
18775 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18777 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18778 unless compiling with at least GCC-4.8.
18780 2016-04-17 Jan Hubicka <jh@suse.cz>
18783 * graphite.c (graphite_finalize): Update call to
18784 tree_estimate_probability.
18785 * predict.h (tree_estimate_probability): Update prototype.
18787 2016-04-17 Jan Hubicka <jh@suse.cz>
18789 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18790 (tree_estimate_probability): Likewise.
18791 (pass_profile::execute): Update.
18792 (report_predictor_hitrates): New function.
18793 * profile.c (compute_branch_probabilities): Use it.
18794 * predict.h (report_predictor_hitrates): Declare.
18796 2016-04-17 Jan Hubicka <jh@suse.cz>
18799 * cgraph.h (cgraph_node::set_const_flag,
18800 cgraph_node::set_pure_flag): Update prototype to return bool;
18802 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18803 of interposable symbol are interposable, too.
18804 (cgraph_set_const_flag_1): Rename to ...
18805 (set_const_flag_1): ... this one; change to self recursive function
18806 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18807 clearnig the flag in all variants and also virtual thunks of const
18808 functions are pure; track if any change was done.
18809 (cgraph_node::set_const_flag): Update.
18810 (struct set_pure_flag_info): New struct.
18811 (cgraph_set_pure_flag_1): Rename to ...
18812 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18813 rather than pointer encoded flags; track if any changes was done;
18814 handle correctly clearning flag and setting flag of aliases already
18816 (cgraph_node::set_pure_flag): Update.
18817 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18819 2016-04-17 Tom de Vries <tom@codesourcery.com>
18822 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18823 backslash in label.
18825 2016-04-17 Tom de Vries <tom@codesourcery.com>
18827 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18828 '{}<> ' as escape-for-record.
18830 2016-04-17 Tom de Vries <tom@codesourcery.com>
18832 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18835 2016-04-17 Tom de Vries <tom@codesourcery.com>
18838 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18839 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18840 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18841 * passes.c (finish_optimization_passes): Only call
18842 finish_graph_dump_file if dfi->graph_dump_initialized.
18843 (execute_function_dump, pass_init_dump_file): Use
18844 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18846 2016-04-17 Tom de Vries <tom@codesourcery.com>
18848 PR tree-optimization/70256
18849 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18850 (debug_varmap): New function.
18852 2016-04-17 Tom de Vries <tom@codesourcery.com>
18855 * passes.c (pass_manager::register_pass): Propagate pflags.
18857 2016-04-17 Tom de Vries <tom@codesourcery.com>
18860 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18861 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18862 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18863 check if it's equal to p_start.
18864 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18866 2016-04-15 Jan Hubicka <jh@suse.cz>
18869 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18870 function does not bind to current def.
18871 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18872 handle conservatively calls to functions that does not need to bind
18874 (check_call): Update call of worse_state.
18875 (ignore_edge_for_nothrow): Update.
18876 (ignore_edge_for_pure_const): Likewise.
18877 (propagate_pure_const): Update calls to worse_state.
18878 (skip_function_for_local_pure_const): Reformat comments.
18880 2016-04-15 Jan Hubicka <jh@suse.cz>
18883 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18884 (cgraph_node::function_symbol): Likewise.
18885 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18886 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18887 (symtab_node::ultimate_alias_target): Add REF parameter.
18888 (symtab_node::binds_to_current_def_p): Declare.
18889 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18890 (cgraph_node::function_symbol): Likewise.
18891 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18892 (cgraph_node::get_availability): Likewise.
18893 (cgraph_edge::binds_to_current_def_p): New inline function.
18894 (varpool_node::get_availability): Add REF parameter.
18895 (varpool_node::ultimate_alias_target): Likewise.
18896 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18897 (symtab_node::binds_to_current_def_p): Likewise.
18898 * varpool.c (varpool_node::get_availability): Likewise.
18900 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18903 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18904 Fix mode size check.
18906 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18908 * BASE-VER: Set to 7.0.0.
18910 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18912 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18914 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18916 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18917 architecture revisions.
18919 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18921 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18922 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18923 * config/i386/i386.md (stack decrement to push peepholes): Guard
18924 with !x86_using_red_zone ().
18926 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18929 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18930 to dump_generic_node.
18931 (NIY): Pass also flags to do_niy.
18933 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18935 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18936 (simd_clone_vector_of_formal_parm_types)
18937 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18938 (simd_clone_mangle, simd_clone_create)
18939 (simd_clone_adjust_return_type, create_tmp_simd_array)
18940 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18941 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18942 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18943 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18944 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18945 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18946 * omp-simd-clone.c: ... this new file.
18947 (simd_clone_vector_of_formal_parm_types): Make it static.
18948 * Makefile.in (OBJS): Add omp-simd-clone.o.
18950 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18953 * config/i386/sse.md: Use proper memory operand modifiers.
18956 2016-04-15 Richard Biener <rguenther@suse.de>
18957 Alan Modra <amodra@gmail.com>
18959 PR tree-optimization/70130
18960 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18961 when alignment stays not the same and no not use the realign
18964 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18967 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18968 direct move handlers for KFmode. Change TFmode handlers test from
18969 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18971 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18974 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18975 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18976 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18977 * tree-ssa-live.c (remove_unused_scope_block_p): When
18978 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18979 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18980 block_ultimate_origin is FUNCTION_DECL.
18981 (remove_unused_locals): If current_function_decl is
18982 polymorphic_ctor_dtor_p, pass initial true to
18983 remove_unused_scope_block_p' is_ctor_dtor_block.
18985 2016-04-14 Martin Sebor <msebor@redhat.com>
18990 * doc/extend.texi (Variable Length): Revert.
18992 2016-04-14 Marek Polacek <polacek@redhat.com>
18993 Jan Hubicka <hubicka@ucw.cz>
18996 * tree.c (verify_type): Disable the canonical type of main variant
18999 2016-04-14 Jason Merrill <jason@redhat.com>
19001 * cfgexpand.c, expr.c: Revert previous change.
19003 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19005 PR middle-end/70643
19006 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19007 when building a mem ref for the incoming reduction variable.
19009 2016-04-14 Richard Biener <rguenther@suse.de>
19011 PR tree-optimization/70614
19012 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19013 loop if the evolution dropped to chrec_dont_know.
19014 (interpret_condition_phi): Likewise.
19016 2016-04-14 Richard Biener <rguenther@suse.de>
19018 PR tree-optimization/70623
19019 * tree-ssa-pre.c (changed_blocks): Make global ...
19020 (compute_antic): ... local here. Move and fix worklist
19021 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19022 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19023 worklist handling, dump when ANTIC_IN changed.
19024 (compute_partial_antic_aux): Remove worklist handling.
19025 (init_pre): Do not compute post dominators. Add a comment about
19026 the CFG order chosen.
19027 (fini_pre): Do not free post dominators.
19029 2016-04-13 Martin Sebor <msebor@redhat.com>
19034 * doc/extend.texi (Variable Length): Document C++ specifics.
19036 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19039 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19040 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19041 eh edges have been purged.
19044 * tree-sra.c (create_access_replacement,
19045 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19047 * tree-pretty-print.c (dump_fancy_name): New function.
19048 (dump_decl_name, dump_generic_node): Use it.
19050 2016-04-13 Jason Merrill <jason@redhat.com>
19052 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19053 * expr.c (expand_expr_real_1): Likewise.
19055 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19057 * config/i386/i386.md (kunpckhi): Swap operands.
19058 (kunpcksi): Likewise.
19059 (kunpckdi): Likewise.
19060 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19061 (vec_pack_trunc_<mode>): Likewise.
19063 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19066 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19068 PR middle-end/70633
19069 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19070 gimplification turns some element into non-constant.
19073 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19074 * explow.c (convert_memory_address_addr_space_1): No longer static,
19075 add NO_EMIT argument and don't call convert_modes if true, pass
19076 it down recursively, remove break after return.
19077 (convert_memory_address_addr_space): Adjust caller.
19078 * simplify-rtx.c (simplify_unary_operation_1): Call
19079 convert_memory_address_addr_space_1 instead of convert_memory_address,
19080 if it returns NULL, don't simplify.
19082 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19085 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19087 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19089 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19090 Bump the upper SIMDLEN limits, so that if the return type or
19091 characteristic type if the return type is void can be passed in
19092 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19095 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19098 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19099 Do not use "=" constraint on an input constraint.
19100 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19101 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19102 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19103 generates (neg (abs ...)) instead of (abs ...).
19105 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19107 PR rtl-optimization/70596
19108 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19109 just invalidate LRA data and reset them. Adjust dump wording.
19111 2016-04-12 Martin Liska <mliska@suse.cz>
19114 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19116 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19118 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19119 max_loop_iterations_int.
19120 (tree_unswitch_outer_loop): Likewise.
19121 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19122 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19124 2016-04-12 Tom de Vries <tom@codesourcery.com>
19126 PR tree-optimization/68756
19127 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19128 instead of new_name.
19130 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19132 PR tree-optimization/70602
19133 * tree-sra.c (generate_subtree_copies): Don't write anything into
19134 constant pool decls.
19136 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19137 regardless whether there are depend clauses or not.
19139 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19142 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19143 target attribute and pragma from changing the -mfloat128
19144 and -mfloat128-hardware options.
19146 * doc/extend.texi (Additional Floating Types): Document PowerPC
19147 __float128 restrictions.
19149 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19152 * config/aarch64/driver-aarch64.c
19153 (aarch64_get_extension_string_for_isa_flags): New.
19154 (arch_extension): Rename to...
19155 (aarch64_arch_extension): ...This.
19156 (ext_to_feat_string): Rename to...
19157 (aarch64_extensions): ...This.
19158 (aarch64_core_data): Keep track of architecture extension flags.
19159 (cpu_data): Rename to...
19160 (aarch64_cpu_data): ...This.
19161 (aarch64_arch_driver_info): Keep track of architecture extension
19163 (get_arch_name_from_id): Rename to...
19164 (get_arch_from_id): ...This, change return type.
19165 (host_detect_local_cpu): Update and reformat for renames, handle
19166 extensions through common infrastructure.
19168 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19171 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19172 track of a canonical flag name.
19173 (all_extensions): Likewise.
19174 (arch_to_arch_name): Also track extension flags enabled by the arch.
19175 (all_architectures): Likewise.
19176 (aarch64_parse_extension): Move to here.
19177 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19179 (aarch64_rewrite_selected_cpu): Update for above change.
19180 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19181 are handled, such that the single explicit value enabled by an
19182 extension is kept seperate from the implicit values it also enables.
19183 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19185 (aarch64_parse_extension): New.
19186 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19187 here to config/aarch64/aarch64-protos.h.
19188 (aarch64_parse_extension): Move from here to
19189 common/config/aarch64/aarch64-common.c.
19190 (aarch64_option_print): Update.
19191 (aarch64_declare_function_name): Likewise.
19192 (aarch64_start_file): Likewise.
19193 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19194 the canonical flag for extensions.
19195 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19198 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19200 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19203 2016-04-09 Tom de Vries <tom@codesourcery.com>
19205 PR tree-optimization/68953
19206 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19207 first to last subscript.
19209 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19211 PR tree-optimization/70586
19212 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19215 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19219 PR tree-optimization/70373
19220 PR middle-end/70533
19221 PR middle-end/70534
19222 PR middle-end/70535
19223 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19224 clauses for acc parallel reductions as necessary. Error on those
19226 * omp-low.c (scan_sharing_clauses): Don't install variables which
19227 are used in acc parallel reductions.
19228 (lower_rec_input_clauses): Remove dead code.
19229 (lower_oacc_reductions): Add support for reference reductions.
19230 (lower_reduction_clauses): Remove dead code.
19231 (lower_omp_target): Don't remap variables appearing in acc parallel
19233 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19235 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19237 PR middle-end/70593
19238 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19239 with multiple SSA_NAME defs, force the outputs other than first
19240 to be live before calling live_track_process_def on each output.
19242 PR rtl-optimization/70574
19243 * fwprop.c (forward_propagate_and_simplify): Don't add
19244 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19245 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19246 paradoxical subregs within *loc.
19248 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19250 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19251 -ftree-parallelize-loops={0,1}.
19252 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19253 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19254 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19255 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19256 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19258 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19261 * asan.c (instrument_derefs): If we get unknown location, extract it
19262 with EXPR_LOCATION.
19263 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
19265 2016-04-08 Tom de Vries <tom@codesourcery.com>
19267 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
19268 implicit firstprivate clause.
19270 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19273 * config/arm/thumb2.md (tst + branch-> lsls + branch
19274 peephole below *orsi_not_shiftsi_si): Require that condition
19275 register is dead after the peephole.
19276 (second peephole after the above): Likewise.
19278 2016-04-08 Alan Modra <amodra@gmail.com>
19281 * builtins.c (fold_builtin_classify): For IBM extended precision,
19282 look at just the high-order double to test for NaN.
19283 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
19284 test just the high double for Inf but both doubles for subnormal
19287 2016-04-07 Jakub Jelinek <jakub@redhat.com>
19289 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
19290 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
19291 node->simdclone->mask_mode != VOIDmode masks.
19292 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
19293 earlier, use it instead of node->simdclone.
19294 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19295 Set clonei->mask_mode.
19297 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19300 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
19301 Pass it through to cp_parser_already_scoped_statement.
19302 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
19303 it through to cp_parser_statement.
19304 (cp_parser_statement): Pass IF_P through to
19305 cp_parser_iteration_statement.
19306 (cp_parser_pragma): Adjust call to
19307 cp_parser_iteration_statement.
19309 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19312 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
19313 resolve a future -Wparentheses warning.
19314 * omp-low.c (scan_sharing_clauses): Likewise.
19315 * tree-parloops.c (eliminate_local_variables): Likewise.
19317 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
19319 PR rtl-optimization/70398
19320 * lra-constraints.c (process_address_1): Check zero scale and code
19321 for reloading with zero scale.
19323 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
19325 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
19326 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
19328 2016-04-06 Jakub Jelinek <jakub@redhat.com>
19330 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19331 Add support for AVX512F clones, include them by default for
19332 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
19333 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
19336 PR middle-end/70550
19337 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
19338 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
19339 firstprivate clauses.
19340 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
19341 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
19342 (lower_omp_target): Set TREE_NO_WARNING for
19343 non-addressable possibly uninitialized vars which are copied into
19344 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
19346 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
19348 * config/pa/predicates.md (integer_store_memory_operand): Accept
19349 REG+D operands with a large offset when reload_in_progress is true.
19350 (floating_point_store_memory_operand): Likewise.
19352 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19355 * match.pd (nested int casts): Limit to GIMPLE.
19357 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
19360 * ipa-devirt.c (maybe_record_node): Fix comment; use
19361 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
19363 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19365 PR rtl-optimization/70542
19366 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
19367 if there are any uses other than insn or debug insns.
19369 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
19370 Jakub Jelinek <jakub@redhat.com>
19372 PR tree-optimization/70509
19373 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
19374 Shift HOST_WIDE_INT_1U instead of 1.
19376 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
19378 PR tree-optimization/70509
19379 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
19380 of the vector base type for index.
19382 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
19385 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
19387 2016-04-05 Richard Biener <rguenther@suse.de>
19389 PR tree-optimization/70526
19390 * tree-sra.c (build_ref_for_offset): Use prev_base to
19391 extract the alias pointer type.
19393 2016-04-05 Richard Biener <rguenther@suse.de>
19395 * dse.c (struct store_info): Remove alias_set member.
19396 (struct read_info_type): Likewise.
19397 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19398 spill_deleted, clear_alias_set_lookup): Remove.
19399 (get_group_info): Remove dead base == NULL_RTX case.
19400 (dse_step0): Remove initialization of removed variables.
19401 (delete_dead_store_insn): Reomve alias set dumping.
19402 (free_read_records): Remove alias_set handling.
19403 (canon_address): Remove alias_set_out parameter.
19404 (record_store): Remove spill_alias_set, it's always zero.
19405 (check_mem_read_rtx): Likewise.
19406 (dse_step2): Rename from ...
19407 (dse_step2_nospill): ... this. Adjust.
19408 (scan_stores): Rename from ...
19409 (scan_stores_nospill): ... this.
19410 (scan_reads): Rename from ...
19411 (scan_reads_nospill): ... this.
19412 (scan_stores_spill, scan_reads_spill): Remove.
19413 (dse_step3_scan): Remove for_spills argument which is always false.
19414 (dse_step3): Likewise.
19415 (dse_step5): Rename from ...
19416 (dse_step5_nospill): ... this. Remove alias_set handling.
19417 (rest_of_handle_dse): Adjust.
19419 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19422 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19423 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19424 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19425 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19427 2016-04-05 Richard Biener <rguenther@suse.de>
19429 PR middle-end/70499
19430 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19431 non-register type temporaries into SSA.
19433 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19436 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19437 calls when sanitizing.
19438 (possible_polymorphic_call_target_p): Fix formatting.
19440 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19441 Jakub Jelinek <jakub@redhat.com>
19443 PR middle-end/70457
19444 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19445 to ensure a call statement is compatible with a built-in's
19447 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19450 2016-04-04 Richard Biener <rguenther@suse.de>
19452 PR rtl-optimization/70484
19453 * rtl.h (canon_output_dependence): Declare.
19454 * alias.c (canon_output_dependence): New function.
19455 * dse.c (record_store): Use canon_output_dependence rather
19456 than canon_true_dependence.
19458 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19461 * cgraph.h (symtab_node::copy_visibility_from): New function.
19462 * symtab.c (symtab_node::copy_visibility_from): New function.
19463 * ipa-visibility.c (optimize_weakref): New function.
19464 (function_and_variable_visibility): Use it.
19466 2016-04-04 Martin Liska <mliska@suse.cz>
19469 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19470 value that is really in range handled by SBR instruction.
19471 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19472 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19473 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19475 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19479 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19480 set, but not for SP_REG operands.
19482 2016-04-02 Martin Sebor <msebor@redhat.com>
19485 * fold-const.c (maybe_nonzero_address): New function.
19486 (fold_comparison): Call it. Fold equality and relational
19487 expressions involving null pointers.
19488 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19490 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19492 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19493 the "Y" constraint (scalar FP 0.0 immediate).
19495 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19496 Add the "const_double" to the list of operand constraints.
19498 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19500 PR rtl-optimization/70467
19501 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19502 If low word of the last operand is 0, just emit addition/subtraction
19505 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19508 * config/s390/s390.c (s390_expand_insv): Check for everything
19509 constant instead of just VOIDmode stuff.
19511 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19514 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19516 2016-04-01 Nathan Sidwell <nathan@acm.org>
19518 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19520 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19522 PR rtl-optimization/70461
19523 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19526 2016-03-31 Martin Liska <mliska@suse.cz>
19529 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19530 a tree value or an immediate integer value to a buffer
19531 that is eventually copied to a BRIG section.
19532 (emit_immediate_operand): Call the function here.
19533 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19534 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19535 of class' fields that are removed.
19536 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19537 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19538 m_brig_repr_size fields.
19540 2016-03-31 Martin Liska <mliska@suse.cz>
19543 * hsa-gen.c (hsa_function_representation::update_dominance): New
19545 (convert_addr_to_flat_segment): Likewise.
19546 (gen_hsa_memory_set): New alignment argument.
19547 (gen_hsa_ctor_assignment): Likewise.
19548 (gen_hsa_insns_for_single_assignment): Provide alignment
19549 to gen_hsa_ctor_assignment.
19550 (gen_hsa_insns_for_direct_call): Add new argument.
19551 (expand_lhs_of_string_op): New function.
19552 (expand_string_operation_builtin): Likewise.
19553 (expand_memory_copy): New function.
19554 (expand_memory_set): New function.
19555 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19556 (convert_switch_statements): Change signature.
19557 (generate_hsa): Use a return value of the function.
19558 (pass_gen_hsail::execute): Do not call
19559 convert_switch_statements here.
19560 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19561 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19562 (hsa_function_representation::update_dominance): New function.
19564 2016-03-31 Martin Liska <mliska@suse.cz>
19567 * hsa-brig.c (emit_directive_variable): Emit alignment
19568 according to hsa_symbol::m_align.
19569 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19570 (dump_hsa_symbol): Dump alignment of HSA symbols.
19571 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19572 (gen_hsa_addr_with_align): New function.
19573 (hsa_bitmemref_alignment): Use newly added function.
19574 (gen_hsa_insns_for_load): Likewise.
19575 (gen_hsa_insns_for_store): Likewise.
19576 (gen_hsa_memory_copy): New argument added.
19577 (gen_hsa_insns_for_single_assignment): Respect
19578 alignment for assignments processed via gen_hsa_memory_copy.
19579 (gen_hsa_insns_for_direct_call): Likewise.
19580 (gen_hsa_insns_for_return): Likewise.
19581 (gen_function_def_parameters): Set default alignment.
19582 * hsa.c (hsa_object_alignment): New function.
19583 (hsa_byte_alignment): Pasted function.
19584 * hsa.h (hsa_symbol::m_align): New field.
19586 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19588 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19589 scratch field for goto case.
19591 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19593 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19595 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19598 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19599 (scalar_chain::convert_insn): Call convert_op for reg
19600 moves to handle undefined registers.
19602 2016-03-31 Nathan Sidwell <nathan@acm.org>
19605 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19606 Assert we don't want to move backwards.
19608 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19611 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19613 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19615 PR rtl-optimization/70460
19616 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19617 with operand from REG_LABEL_OPERAND, instead substitute
19618 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19619 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19621 2016-03-31 Martin Liska <mliska@suse.cz>
19623 * passes.c (execute_one_pass): Do not call
19624 todo_after for a discarded function.
19626 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19628 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19629 (no_cost, infinite_cost): Initialize the new field.
19630 (get_computation_cost_at): Record setup cost.
19631 (determine_use_iv_cost_address): Skip cost computation for sub
19632 uses if we can estimate it without losing accuracy.
19634 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19636 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19638 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19639 max_loop_iterations_int.
19640 (tree_unswitch_outer_loop): Likewise.
19641 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19642 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19644 2016-03-30 Richard Biener <rguenther@suse.de>
19646 PR middle-end/70450
19647 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19649 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19652 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19653 in gen_blendm expander.
19655 2016-03-30 Nick Clifton <nickc@redhat.com>
19658 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19659 case where we are already provided with an SImode SUBREG.
19661 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19664 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19665 conflict between DRAP register and __builtin_eh_return.
19667 2016-03-30 Michael Matz <matz@suse.de>
19668 Richard Biener <rguenther@suse.de>
19671 * ipa-polymorphic-call.c (struct type_change_info): Change
19672 speculative to an unsigned allowing to limit the work we do.
19673 (csftc_abort_walking_p): New inline function..
19674 (check_stmt_for_type_change): Limit the number of may-defs
19675 skipped for speculative devirtualization to
19676 max-speculative-devirt-maydefs.
19677 * params.def (max-speculative-devirt-maydefs): New param.
19678 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19680 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19683 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19686 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19688 PR tree-optimization/59124
19689 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19690 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19692 2016-03-29 Jeff Law <law@redhat.com>
19694 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19696 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19698 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19701 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19703 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19704 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19705 gcrt0.o if linking dynamically.
19707 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19710 * ipa-devirt.c (methods_equal_p): New function.
19711 (compare_virtual_tables): Use it.
19712 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19713 * cgraphclones.c (clone_function_name_1): Use
19714 symbol_table::symbol_suffix_separator.
19715 * coverage.c (build_var): Likewise.
19716 * symtab.c (symbol_table::symbol_suffix_separator): New.
19718 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19720 PR rtl-optimization/70429
19721 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19722 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19723 mode != result_mode.
19726 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19728 PR tree-optimization/70405
19729 * ssa-iterators.h (num_imm_uses): Add missing braces.
19731 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19733 PR rtl-optimization/68695
19734 * ira-color.c (allocno_copy_cost_saving): New.
19735 (improve_allocation): Use it.
19737 2016-03-29 Richard Henderson <rth@redhat.com>
19739 PR middle-end/70355
19740 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19742 2016-03-29 Richard Biener <rguenther@suse.de>
19744 PR middle-end/70424
19745 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19746 use alignment returned by get_pointer_alignment_1 if it is
19747 bigger than BITS_PER_UNIT.
19748 * builtins.c (get_pointer_alignment_1): Do not return true
19749 for alignment extracted from SSA info.
19751 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19753 * config/ft32/ft32.opt (mnodiv): New.
19754 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19755 * doc/invoke.texi (FT32 Options -mnodiv): New.
19757 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19760 * config/i386/i386.md (define_split, andn): Fix modes.
19762 2016-03-26 Richard Biener <rguenther@suse.de>
19763 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19766 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19768 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19769 as 2nd argument to cl_optimization_restore().
19771 2016-03-25 Richard Henderson <rth@redhat.com>
19774 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19775 * config/aarch64/aarch64-protos.h: Declare it.
19776 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19778 2016-03-25 Alan Modra <amodra@gmail.com>
19781 * config/rs6000/constraints.md (j): Simplify.
19782 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19784 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19785 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19786 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19787 in all constraint alternatives.
19788 (movtd_64bit_nodm): Delete "j" constraint alternative.
19790 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19792 * tree-ssa-propagate.c: Enhance docs for
19793 SSA_PROP_NOT_INTERESTING.
19795 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19797 * doc/extend.texi: Fix typo in documentation to pure attribute.
19799 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19802 * config/pa/pa.md (bswapdi2): Use a scratch register.
19804 2016-03-24 Richard Henderson <rth@redhat.com>
19806 PR middle-end/69845
19807 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19810 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19812 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19813 using ix86_expand_binary_operator instead of gen_andsi3.
19815 2016-03-24 Richard Biener <rguenther@suse.de>
19817 PR tree-optimization/70396
19818 * tree-vect-stmts.c (vectorizable_comparison): Use
19819 get_vectype_for_scalar_type.
19821 2016-03-24 Richard Biener <rguenther@suse.de>
19823 PR middle-end/70370
19824 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19825 with register bases.
19827 2016-03-24 Richard Biener <rguenther@suse.de>
19829 PR tree-optimization/70372
19830 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19831 build_all_ones_cst to also handle vector types correctly.
19833 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19836 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19839 2016-03-23 Marek Polacek <polacek@redhat.com>
19842 * doc/invoke.texi: Document -Wignored-attributes.
19844 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19846 PR tree-optimization/69042
19847 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19848 parameter from 30 to 40.
19850 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19852 PR tree-optimization/69042
19853 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19854 for use with constant offset stripped in base.
19856 2016-03-23 Richard Biener <rguenther@suse.de>
19858 PR middle-end/70251
19859 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19860 mode compatibility check.
19861 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19863 2016-03-23 Jeff Law <law@redhat.com>
19865 PR tree-optimization/64058
19866 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19868 (struct ssa_conflicts): Move up earlier in the file.
19869 (conflicts_, var_map_): New static variables.
19870 (initialize_conflict_count): New function to initialize the
19871 CONFLICT_COUNT field for each conflict pair.
19872 (compare_pairs): Lazily initialize the conflict count and use it
19873 as the first tie-breaker.
19874 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19875 and wipe conflicts_ and map_ around the call to qsort. Remove
19876 special case for 2 coalesce pairs.
19877 * bitmap.c (bitmap_count_unique_bits): New function.
19878 (bitmap_count_bits_in_word): New function, extracted from
19880 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19881 * bitmap.h (bitmap_count_unique_bits): Declare it.
19883 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19886 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19887 transparent alias chain for decl assembler name.
19888 * config/sol2.c (solaris_assemble_visibility): Likewise.
19890 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19892 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19894 (v10_fdivs): Likewise.
19895 (v10_fdivd): Likewise.
19897 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19900 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19901 to not call fclose twice on file.
19903 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19905 PR tree-optimization/70354
19906 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19907 oprnd0 is wider than oprnd1 and there is a cast from the wider
19908 type to oprnd1, mask it with the mask of the narrower type.
19911 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19912 Optimize TARGET_STV splitters, if high or low word of last argument
19915 2016-03-22 Jeff Law <law@redhat.com>
19918 tree-ssa-threadbackward.c
19919 (fsm_find_control_statement_thread_paths): Correctly distinguish
19920 between old style jump threads vs FSM jump threads.
19922 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19925 * config/i386/i386.c (scalar_chain::convert_op): Support
19926 uninitialized register usage case.
19928 2016-03-22 Richard Biener <rguenther@suse.de>
19930 PR middle-end/70251
19931 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19933 (capture::gen_transform): ... to change behavior when substituting
19934 a condition into cond or not-cond expr context.
19935 (dt_simplify::gen_1): Adjust.
19936 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19937 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19938 last change and instead change to
19939 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19940 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19942 2016-03-22 Anthony Green <green@moxielogic.com>
19944 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19945 issue for moxiebox targets.
19946 (CC1PLUS_SPEC): Ditto.
19948 2016-03-22 Richard Biener <rguenther@suse.de>
19950 PR middle-end/70333
19951 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19954 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19956 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19958 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19961 * config/i386/i386.c (def_builtin): Handle
19962 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19964 (const struct builtin_description bdesc_special_args[]):
19965 Remove duplicate ISA bits.
19967 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19970 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19971 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19972 in a way that works also for AVX512BW.
19975 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19976 instead of source if operands[1] is xmm16 and above and
19977 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19978 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19981 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19982 on assign if (*from_p) is a comparison, set it to
19983 TREE_NO_WARNING (*from_p).
19985 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19987 PR middle-end/70326
19988 * lra.c (restore_scratches): Ignore deleted insns.
19990 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19991 Jakub Jelinek <jakub@redhat.com>
19993 PR tree-optimization/70317
19994 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
19997 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20000 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20001 of ix86_expand_move.
20003 (movti): Use general_operand for operand 1 predicate.
20005 2016-03-21 Martin Liska <mliska@suse.cz>
20007 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20009 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20011 2016-03-21 Martin Liska <mliska@suse.cz>
20014 * ipa-icf.c (sem_function::parse): Skip static
20015 constructors and destructors.
20017 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20020 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20021 function-like macro, peek following token(s) if it is followed
20022 by CPP_OPEN_PAREN token with optional padding in between, and
20023 if not, don't treat it like a macro.
20025 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20026 Alexander Monakov <amonakov@ispras.ru>
20028 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20029 for the stabs debug format.
20031 2016-03-21 Richard Biener <rguenther@suse.de>
20033 PR tree-optimization/70310
20034 * tree-vect-generic.c (expand_vector_condition): Fold the built
20037 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20040 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20041 Block third alternative for AVX-512VL target,
20043 2016-03-21 Martin Liska <mliska@suse.cz>
20046 * hsa-brig.c (emit_function_directives): Mark unemitted
20047 global variables for emission.
20048 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20049 (get_symbol_for_decl): Likewise.
20050 * hsa.h (struct hsa_symbol): New flag.
20052 2016-03-21 Richard Biener <rguenther@suse.de>
20054 PR tree-optimization/70288
20055 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20056 we do not estimate unsimplified all-constant conditionals or
20057 switches as optimized away.
20059 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20061 PR rtl-optimization/69102
20062 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20063 when we have a readonly dependency context.
20065 2016-03-18 Jeff Law <law@redhat.com>
20067 PR rtl-optimization/70263
20068 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20069 (update_equiv_regs): When trying to move a store to after the insn
20070 that sets the source of the store, make sure the store occurs after
20071 the insn that sets the source of the store. When successful note
20072 the REG_EQUIV note created in the dump file.
20074 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20075 Bernd Schmidt <bschmidt@redhat.com>
20077 * doc/extend.texi: Document more potential problems with basic asms.
20079 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20081 PR rtl-optimization/70278
20082 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20085 2016-03-18 Jason Merrill <jason@redhat.com>
20087 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20089 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20091 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20092 values to 128b regs.
20094 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20096 PR tree-optimization/70252
20097 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20098 boolean vector has a proper number of elements.
20099 (supportable_narrowing_operation): Likewise.
20101 2016-03-18 Tom de Vries <tom@codesourcery.com>
20104 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20106 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20108 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20109 instead of replace_rtx for DEBUG_INSNs.
20111 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20113 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20114 load type reservations.
20116 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20119 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20120 define_constraint for "Q" and "T" constraints.
20122 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20124 Tweak the pipeline model for Exynos M1
20126 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20129 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20132 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20133 where one or both locations aren't within a line_map.
20135 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20138 * opts.c (finish_options): Don't set flag_pie to the default if
20139 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20142 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20144 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20145 true as ALL_REGS argument to replace_rtx.
20147 2016-03-17 Richard Biener <rguenther@suse.de>
20150 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20153 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20156 * rtl.h (replace_rtx): Add ALL_REGS argument.
20157 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20158 equality and assert mode is the same, instead of just rtx pointer
20160 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20161 true as ALL_REGS argument to replace_rtx.
20163 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20165 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20166 for boolean vector with vector mode only.
20167 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20169 2016-03-17 Nick Clifton <nickc@redhat.com>
20172 * config/rx/rx.c (rx_print_integer): Print negative constants in
20175 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20178 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20180 2016-03-16 Richard Henderson <rth@redhat.com>
20181 Richard Biener <rguenth@suse.de>
20183 PR middle-end/70240
20184 PR middle-end/68215
20186 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20187 first operand as is_gimple_condexpr.
20189 PR middle-end/70240
20190 PR middle-end/68215
20192 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20193 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20194 Do not gimplify the result.
20195 (do_unop): Adjust call to tree_vec_extract.
20196 (do_binop): Likewise.
20197 (do_compare): Likewise.
20198 (do_plus_minus): Likewise.
20199 (do_negate): Likewise.
20200 (expand_vector_condition): Likewise.
20201 (do_cond): Likewise.
20203 2016-03-16 Richard Henderson <rth@redhat.com>
20206 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20207 (aarch64_classify_address): Use it.
20208 (aarch64_legitimize_address): Force all subexpressions of PLUS
20209 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20211 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20212 Richard Biener <rguenth@suse.de>
20215 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20216 return to even if only REGNO is equal, and assert
20219 2016-03-11 Jeff Law <law@redhat.com>
20221 PR rtl-optimization/70224
20222 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20224 2016-03-16 Richard Henderson <rth@redhat.com>
20226 PR middle-end/70199
20227 * function.h (struct function): Add has_forced_label_in_static.
20228 * gimplify.c (force_labels_r): Set it.
20229 * lto-streamer-in.c (input_struct_function_base): Read it.
20230 * lto-streamer-out.c (output_struct_function_base): Write it.
20231 * tree-inline.c (has_label_address_in_static_1): Remove.
20232 (copy_forbidden): Remove fndecl parameter; test
20233 has_forced_label_in_static.
20234 (inline_forbidden_p): Update call to copy_forbidden.
20235 (tree_versionable_function_p): Likewise.
20236 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20237 (chkp_versioning): Likewise.
20238 * tree-inline.h (copy_forbidden): Update decl.
20240 2016-03-16 Marek Polacek <polacek@redhat.com>
20243 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20244 function being thunked if the result type doesn't have fixed size.
20245 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20246 doesn't have fixed size.
20248 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20250 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20251 reporting malformed loop nest.
20253 2016-03-16 Tom de Vries <tom@codesourcery.com>
20256 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20257 nodes.length () == 1 test to before first nodes[0] access.
20259 2016-03-16 Tom de Vries <tom@codesourcery.com>
20261 PR tree-optimization/68715
20262 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20263 single_pred_p test.
20265 2016-03-16 Tom de Vries <tom@codesourcery.com>
20267 PR tree-optimization/68809
20268 * graphite-scop-detection.c (same_close_phi_node): Test if result types
20271 2016-03-16 Carlos O'Donell <carlos@redhat.com>
20272 Sandra Loosemore <sandra@codesourcery.com>
20274 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
20275 on leaf attribute. Mention ELF interposition problems.
20277 2016-03-16 Alan Modra <amodra@gmail.com>
20279 PR rtl-optimization/69195
20280 PR rtl-optimization/47992
20281 * ira.c (indirect_jump_optimize): Ignore artificial defs.
20284 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
20287 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
20289 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20291 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
20293 2016-03-15 Jakub Jelinek <jakub@redhat.com>
20295 PR rtl-optimization/70222
20296 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
20297 optimization if mode is different from result_mode, queue up masking
20298 of the result in outer_op. Formatting fix.
20300 PR middle-end/70239
20301 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
20304 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20306 PR rtl-optimization/69032
20307 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
20308 looping backwards over basic block insns.
20310 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20313 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
20314 to non-speculative when propagating trap bits.
20316 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20318 PR rtl-optimization/63384
20319 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
20320 DEBUG_INSN_P insns.
20322 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20325 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
20326 factored out from ...
20327 (sched_analyze_insn): ... here.
20328 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
20329 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
20330 get_implicit_reg_pending_clobbers in it.
20331 (setup_id_reg_sets): Use setup_id_implicit_regs.
20332 (deps_init_id): Ditto.
20334 2016-03-15 Tom de Vries <tom@codesourcery.com>
20337 * cgraph.c (cgraph_node::get_body): Save, reset and restore
20339 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
20340 execute_function_dump.
20341 (execute_one_pass): Don't dump function if it will be dumped after ipa
20344 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
20346 * genrecog.c (match_pattern_2): If pred is NULL don't call
20347 safe_predicate_mode on it.
20349 2016-03-14 Jakub Jelinek <jakub@redhat.com>
20351 PR middle-end/70219
20352 * lra-constraints.c (delete_move_and_clobber): Change assertion
20353 to also allow dregno == 0.
20355 2016-03-14 Richard Henderson <rth@redhat.com>
20358 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
20359 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
20360 (reassociate_bb): Use optimize_vec_cond_expr; avoid
20361 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
20364 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
20367 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
20369 (lra_create_live_ranges_1): initialize hard register biggest_mode to
20371 * lra-constraints.c (split_reg): For hard regs, try to find the
20372 biggest single-register mode used in the function.
20374 2016-03-14 Richard Biener <rguenther@suse.de>
20376 PR tree-optimization/56365
20377 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
20378 constants to compare against.
20380 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
20383 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
20384 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
20385 (define_split for the GPR case): Use int_reg_operand instead of
20386 gpc_reg_operand for the output.
20388 2016-03-14 Tom de Vries <tom@codesourcery.com>
20390 PR tree-optimization/70045
20391 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
20392 create_empty_if_region_on_edge argument.
20394 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
20396 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
20397 (STACK_CHECK_PROTECT): Likewise.
20398 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20399 (STACK_CHECK_PROTECT): Likewise.
20400 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20401 (STACK_CHECK_PROTECT): Likewise.
20402 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20403 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20404 (STACK_CHECK_PROTECT): Likewise.
20406 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20408 PR rtl-optimization/69307
20409 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20410 registers in modes that span more than one register.
20412 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20415 * lra-constraints.c (delete_move_and_clobber): New.
20416 (remove_inheritance_pseudos): Use it.
20418 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20421 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20422 the libcall is LCT_THROW.
20423 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20424 for the checking routine.
20426 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20429 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20430 optimization if we have direct move.
20431 (roundu32<mode>2_fprs): Likewise.
20433 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20436 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20438 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20439 Arguments swapped. All callers changed. Take reg_renumber into
20440 account, and Calculate and compare register ranges for hard regs.
20442 2016-03-11 Jeff Law <law@redhat.com>
20444 PR tree-optimization/70190
20445 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20446 Handle cases where we can not extract the taken edge, even though we
20447 found a constant value.
20449 PR tree-optimization/64058
20450 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20451 (num_coalesce_pairs): Move up earlier in file.
20452 (find_coalesce_pair): Initialize the INDEX field for each pair
20454 (compare_pairs): No longer sort on the elements in each pair.
20455 Instead break ties with the index of the coalesce pair.
20457 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20460 * config/aarch64/aarch64-protos.h
20461 (aarch64_save_restore_target_globals): New prototype.
20462 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20463 Call the above when popping pragma.
20464 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20466 (aarch64_set_current_function): Rewrite using the above.
20468 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20470 PR tree-optimization/70177
20471 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20472 (extract_ops_from_tree): ... this. In the 2 argument
20473 overload remove _1 suffix.
20474 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20475 (extract_ops_from_tree): ... this.
20476 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20478 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20479 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20480 extract_ops_from_tree instead of 2 operand one.
20482 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20484 PR tree-optimization/70013
20485 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20486 for constant-pool entries.
20488 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20490 PR rtl-optimization/70174
20491 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20492 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20494 PR tree-optimization/70169
20495 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20496 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20499 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20500 Jakub Jelinek <jakub@redhat.com>
20503 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20504 of uninitialized values.
20506 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20508 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20510 ("*trunctddd2"): New pattern definition.
20511 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20514 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20516 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20517 definitions for BFP and DFP rounding modes.
20518 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20519 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20520 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20521 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20524 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20526 * config/s390/constraints.md: Adjust comment.
20527 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20528 s390_decompose_addrstyle_without_index.
20529 * config/s390/predicates.md (shift_count_or_setmem_operand):
20530 Rename to setmem_operand.
20531 * config/s390/s390-protos.h
20532 (s390_decompose_shift_count): Rename to
20533 s390_decompose_addrstyle_without_index.
20534 * config/s390/s390.c (s390_decompose_shift_count)
20535 (s390_mem_constraint, print_shift_count_operand)
20536 (print_operand_address, print_operand): Rename
20537 s390_decompose_shift_count to
20538 s390_decompose_addrstyle_without_index and rename
20539 print_shift_count_operand to print_addrstyle_operand troughout the
20541 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20542 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20543 Rename shift_count_or_setmem_operand to setmem_operand.
20544 * config/s390/vx-builtins.md ("vec_insert<mode>")
20545 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20548 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20551 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20552 Handle overlapping retval and newval.
20554 2016-03-10 Nick Clifton <nickc@redhat.com>
20557 * config/aarch64/aarch64.c
20558 (aarch64_override_options_after_change_1): When forcing
20559 flag_omit_frame_pointer to be true, use a special value that can
20560 be detected if this function is called again, thus preventing
20561 flag_omit_leaf_frame_pointer from being forced to be false.
20563 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20565 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20566 Set x_flag_omit_leaf_frame_pointer when handling
20567 -momit-leaf-frame-pointer.
20569 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20572 * cgraph.c (cgraph_node::dump): Dump split_part and
20573 indirect_call_target.
20574 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20575 * ipa.c (has_addr_references_p): Cleanup.
20576 (is_indirect_call_target_p): New.
20577 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20578 called indirectly as local.
20579 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20581 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20584 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20585 on cxa_pure_virtual.
20587 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20590 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20592 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20595 * tree.c (need_assembler_name_p): Only record main variant type names.
20597 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20600 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20601 Always define to 0 or 1.
20602 (TARGET_FIX_ERR_A53_843419): New macro.
20603 * config/aarch64/aarch64-elf-raw.h
20604 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20605 * config/aarch64/aarch64-linux.h: Likewise.
20606 * config/aarch64/aarch64.c
20607 (aarch64_override_options_after_change_1): Do not default
20608 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20610 (aarch64_attributes): Handle fix-cortex-a53-843419.
20611 (aarch64_can_inline_p): Likewise.
20612 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20614 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20615 Jakub Jelinek <jakub@redhat.com>
20617 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20618 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20619 DECL_COMMONS if flag_unconstrained_commons is set.
20620 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20621 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20622 (funconstrained-commons): Document.
20624 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20626 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20627 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20629 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20631 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20632 has a proper number of elements.
20634 2016-03-10 Alan Modra <amodra@gmail.com>
20636 PR rtl-optimization/69195
20637 PR rtl-optimization/47992
20638 * ira.c (recorded_label_ref): Delete.
20639 (update_equiv_regs): Return void.
20640 (indirect_jump_optimize): New function.
20641 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20642 before regstat_compute_ri. Don't rebuild_jump_labels here.
20643 Delete update_regstat.
20645 2016-03-10 Richard Biener <rguenther@suse.de>
20647 PR tree-optimization/70128
20648 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20649 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20651 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20653 PR tree-optimization/70152
20654 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20655 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20658 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20659 instead of gen_sse2_loadlpd.
20660 * config/i386/sse.md (*vec_concatv2df): Rename to...
20661 (vec_concatv2df): ... this.
20663 PR tree-optimization/70127
20664 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20666 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20670 * diagnostic-show-locus.c (compatible_locations_p): New function.
20671 (layout::layout): Sanitize ranges using compatible_locations_p.
20673 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20677 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20678 location_range param with three const expanded_locations * and a
20680 (layout::layout): Replace call to
20681 rich_location::lazily_expand_location with get_expanded_location.
20682 Extract the range and perform location expansion here, passing
20683 the results to the layout_range ctor.
20684 * diagnostic.c (source_range::debug): Delete.
20685 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20686 of rich_location::get_expanded_location.
20687 * gcc-rich-location.c (get_range_for_expr): Delete.
20688 (gcc_rich_location::add_expr): Reimplement to avoid the
20689 rich_location::add_range overload that took a location_range,
20690 passing a location_t instead.
20692 2016-03-09 Richard Biener <rguenther@suse.de>
20693 Jakub Jelinek <jakub@redhat.com>
20695 PR tree-optimization/70138
20696 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20697 Also skip vect_double_reduction_def.
20699 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20702 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20703 if the operand is "m".
20705 2016-03-09 Nathan Sidwell <nathan@acm.org>
20707 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20709 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20711 * config/i386/i386.c (processor_target_table): Fix cost table
20712 intialization order for znver1.
20714 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20716 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20717 - becuase -> because.
20718 * ipa-reference.c (ignore_module_statics): Likewise.
20719 * cgraph.c (cgraph_node::get_body): Likewise.
20720 * ipa-inline.c (early_inliner): Likewise.
20721 * ipa-devirt.c (types_same_for_odr): Likewise.
20722 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20723 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20725 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20727 * tree-ssa-math-opts.c: Fix typo in comment.
20729 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20732 * config/i386/i386.c (scalar_chain::make_vector_copies,
20733 scalar_chain::convert_reg): Call end_sequence in between
20734 get_insns and emit_conversion_insns rather than after both
20737 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20740 * config/i386/i386.h (machine_function): Add
20741 pc_thunk_call_expanded flag.
20742 (ix86_pc_thunk_call_expanded): New define.
20743 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20744 (*set_got): Rename insn pattern from set_got.
20745 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20746 * config/i386/i386.c (ix86_compute_frame_layout): Use
20747 ix86_pc_thunk_call_expanded to prevent red-zone.
20749 2016-03-07 Martin Jambor <mjambor@suse.cz>
20751 * hsa.h (hsa_get_ctor_statements): Declare.
20752 (hsa_get_dtor_statements): Likewise.
20753 (hsa_get_kernel_dispatch_type): Likewise.
20754 * hsa.c (hsa_get_ctor_statements): New function.
20755 (hsa_get_dtor_statements): Likewise.
20756 (hsa_get_kernel_dispatch_type): Likewise.
20757 * hsa-brig.c (hsa_cdtor_statements): Removed.
20758 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20759 hsa_get_dtor_statements.
20760 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20761 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20763 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20765 * config/arm/arm-cores.def (cortex-r8): New.
20766 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20767 * config/arm/arm-tune.md: Likewise.
20768 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20770 2016-03-07 Martin Sebor <msebor@redhat.com>
20772 PR rtl-optimization/19705
20773 * doc/invoke.texi (Options That Control Optimization): Clarify
20774 -fno-branch-count-reg.
20776 2016-02-26 Richard Biener <rguenther@suse.de>
20777 Jeff Law <law@redhat.com>
20779 PR tree-optimization/69740
20780 * cfghooks.c (remove_edge): Request loop fixups if we delete
20781 an edge that might turn an irreducible loop into a natural
20783 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20784 Move after definition of loops_state_clear.
20786 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20788 PR rtl-optimization/69052
20789 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20792 2016-03-07 Tom de Vries <tom@codesourcery.com>
20794 PR tree-optimization/70116
20795 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20796 is_tm_ending stmts and ubsan/asan internal functions.
20797 (find_duplicate): Use it. Don't test is_tm_ending here.
20799 2016-03-07 Richard Biener <rguenther@suse.de>
20801 PR tree-optimization/70115
20802 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20803 (propagate_constants_for_unrolling): Use replace_uses_by.
20805 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20807 PR middle-end/69916
20808 * omp-low.c (struct oacc_loop): Add ifns.
20809 (new_oacc_loop_raw): Initialize it.
20810 (finish_oacc_loop): Clear mask & flags if no ifns.
20811 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20812 (oacc_loop_xform_loop): Add ifns arg & adjust.
20813 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20815 2016-03-07 Richard Henderson <rth@redhat.com>
20818 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20819 (insert_value_copy_on_edge): Likewise.
20821 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20823 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20825 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20828 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20830 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20832 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20834 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20836 Fix sseimul type attribute.
20837 * config/i386/znver1.md
20838 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20839 znver1_sseimul_avx256_load) : Fix the type attribute.
20840 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20841 pipe usage and latency.
20843 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20846 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20847 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20850 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20853 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20855 PR rtl-optimization/69941
20856 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20857 the reg share its mode.
20859 2016-03-04 Jeff Law <law@redhat.com>
20861 PR tree-optimization/69196
20862 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20863 If the both SSA_NAMEs are anonymous, then consider them unassociated
20864 and include the PHI in the statement count.
20866 2016-03-05 Tom de Vries <tom@codesourcery.com>
20868 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20869 construct in oacc routine. Check for oacc region in oacc routine.
20871 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20874 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20875 2016-02-22 changes, instead don't recurse if RECUR is already true.
20876 Don't change *dynamic_check if RECUR. Adjust recursive caller
20877 to pass true to the new argument.
20878 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20881 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20882 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20884 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20886 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20888 PR rtl-optimization/57676
20889 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20890 with flag_checking.
20892 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20894 * tree-vect-patterns.c (search_type_for_mask): Handle
20895 comparison of booleans.
20897 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20899 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20903 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20904 all other ops that have dw_val_class_die_ref operands,
20905 and DW_OP_GNU_entry_value.
20907 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20909 PR rtl-optimization/69904
20910 * config/arm/arm.c (arm_cannot_copy_insn_p):
20911 Return true for load-exclusive instructions.
20913 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20916 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20917 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20918 the pattern no matter if it is used just by non-pattern, pattern
20920 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20921 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20922 oprnd1 def_stmt is in pattern, don't look through it.
20924 2016-03-03 Marek Polacek <polacek@redhat.com>
20926 PR middle-end/70050
20927 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20929 2016-03-03 Martin Liska <mliska@suse.cz>
20931 PR tree-optimization/70043
20932 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20933 previous statement if we see a debug statement.
20935 2016-03-03 Richard Biener <rguenther@suse.de>
20937 PR tree-optimization/55936
20938 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20939 parameter and guard unsafe equivalence use.
20940 (vrp_evaluate_conditional_warnv_with_ops): Always use
20941 safe equivalences but not via the quadratic compare_names
20944 2016-03-03 Michael Collison <michael.collison@linaro.org>
20947 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20948 for operand 1 to s_register_operand. Change predicate for operand
20949 2 to arm_not_immediate_operand.
20951 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20953 * doc/tm.texi: Regenerated.
20955 2016-03-02 Richard Henderson <rth@redhat.com>
20958 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20959 simplification when all args are positive non-fixed registers.
20961 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20963 * target.def (lra_p): Specify that new ports should use LRA.
20965 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20968 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20969 gimplify_type_sizes the type they refer to.
20970 (omp_notice_variable): Handle reference vars to VLAs.
20971 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20972 reference to VLA decls in the second pass instead of first pass.
20974 2016-03-02 Tom de Vries <tom@codesourcery.com>
20976 PR tree-optimization/68659
20977 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20978 new_expr == NULL_TREE.
20979 (get_new_name): Handle ADDR_EXPR.
20981 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20983 PR rtl-optimization/69052
20984 * loop-invariant.c (canonicalize_address): New function.
20985 (inv_can_prop_to_addr_use): Check validity of address expression
20986 which is canonicalized by above function.
20988 2016-03-02 Alan Modra <amodra@gmail.com>
20991 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20994 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20997 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
20998 (*movhi_internal): Put mask moves from and to memory separately
20999 from moves from/to GPRs.
21001 2016-03-02 Richard Biener <rguenther@suse.de>
21003 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21004 GENERIC expressions in GIMPLE.
21006 2016-03-02 Richard Biener <rguenther@suse.de>
21008 * config/i386/i386.c (type_natural_mode): Fix typo.
21010 2016-03-02 Nick Clifton <nickc@redhat.com>
21012 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21014 2016-03-02 Richard Biener <rguenther@suse.de>
21015 Uros Bizjak <ubizjak@gmail.com>
21018 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21020 2016-03-02 Richard Biener <rguenther@suse.de>
21022 PR middle-end/67278
21023 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21025 2016-03-02 Marek Polacek <polacek@redhat.com>
21028 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21029 "is promoted to" warning.
21031 2016-03-01 DJ Delorie <dj@redhat.com>
21033 * config.gcc: Deprecate mep-*.
21035 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21037 PR middle-end/70025
21038 * lra-constraints.c (regno_val_use_in): New.
21039 (match_reload): Use it instead of regno_use_in.
21041 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21043 PR rtl-optimization/70007
21044 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21045 references present in REG_EQUAL notes attached to non-SET patterns.
21047 2016-03-01 Jeff Law <law@redhat.com>
21049 PR tree-optimization/69196
21050 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21051 Appropriately clamp the number of statements to copy when the
21052 thread path does not traverse a loop backedge.
21054 PR tree-optimization/69196
21055 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21056 Do count some PHIs in the thread path against the insn count. Decrease
21057 final statement count by one as the control statement in the last
21058 block will get removed. Remove special cased code for handling PHIs
21061 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21064 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21065 asm dialect alternatives to explicit GOTPCREL calls.
21067 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21070 * ira.c (do_reload): Issue warning for generic stack checking here...
21071 * reload1.c (reload): ...instead of here and streamline it.
21073 2016-03-01 Nick Clifton <nickc@redhat.com>
21075 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21077 2016-03-01 Richard Biener <rguenther@suse.de>
21079 PR tree-optimization/69983
21080 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21081 types and fall back to operand_equal_p.
21083 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21086 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21088 * config/s390/constraints.md ("jm8"): New constraint.
21089 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21091 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21093 ("*setmem_long<setmem_and>"): New pattern.
21094 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21096 ("*setmem_long_31z<setmem_and>"): New pattern.
21097 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21098 New substitution rules with the required attributes.
21101 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21104 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21106 * gensupport.c (process_substs_on_one_elem): Split loop to
21107 complete mark_operands_used_in_match_dup on all expressions in the
21109 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21110 and remove function.
21112 2016-03-01 Richard Biener <rguenther@suse.de>
21114 PR middle-end/70022
21115 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21116 vector BIT_FIELD_REF extract.
21118 2016-03-01 Richard Biener <rguenther@suse.de>
21120 PR tree-optimization/69994
21121 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21123 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21125 PR tree-optimization/69956
21126 * tree-vect-stmts.c (supportable_widening_operation): Support
21127 multi-step conversion of boolean vectors.
21128 (supportable_narrowing_operation): Likewise.
21130 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21132 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21135 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21137 * config/s390/subst.md (DSI_VI): New mode iterator.
21138 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21139 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21140 the insn definition.
21141 ("*vec_set<mode>"): Change predicate and add alternative to
21142 support only either register or const_int operands as element
21144 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21146 ("vec_extract<mode>"): New expander.
21147 ("*vec_extract<mode>"): New insn definition supporting reg and
21148 const_int element selectors.
21149 ("*vec_extract<mode>_plus"): New insn definition supporting
21150 reg+const_int element selectors.
21151 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21152 following expander+insn definition.
21153 ("<vec_shifts_name><mode>3"): New expander.
21154 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21156 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21158 * config/s390/s390.md ("*tabort_1"): Change predicate to
21159 nonmemory_operand. Add a second alternative to cover
21160 register as well as const int operands.
21161 ("*tabort_1_plus"): New pattern definition.
21163 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21165 * config/s390/s390.md ("*ashrdi3_cc_31")
21166 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21167 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21168 Merge insn definitions into ...
21169 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21170 New pattern definition.
21171 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21172 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21173 ("*ashr<mode>3_and"): Merge insn definitions into ...
21174 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21175 New pattern definition.
21176 * config/s390/subst.md ("addr_style_op_cc_subst")
21177 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21178 substitutions patterns plus attributes.
21179 Add ashiftrt to SUBST iterator.
21181 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21183 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21184 op2 to nonmemory_operand.
21185 ("*<shift>di3_31", "*<shift>di3_31_and"):
21186 Merge into single pattern definition ...
21187 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21188 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21189 pattern definition ...
21190 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21191 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21194 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21196 * config/s390/predicates.md (const_int_6bitset_operand): New
21198 * config/s390/s390.md: Include subst.md.
21199 ("rotl<mode>3"): New expander.
21200 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21202 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21203 * config/s390/subst.md: New file.
21205 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21207 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21208 Remove RRR type. It doesn't really exist.
21209 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21211 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21212 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21213 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21214 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21215 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21216 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21217 `enabled' attribute.
21219 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21221 * gensupport.c (process_substs_on_one_elem): Split loop to
21222 complete mark_operands_used_in_match_dup on all expressions in the
21224 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21225 and remove function.
21227 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21230 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21231 (CEIL_NWORDS): ...this. Use CEIL macro.
21232 (compute_fp_layout): Adjust to above renaming.
21233 (function_arg_union_value): Likewise.
21234 (sparc_arg_partial_bytes): Likewise.
21235 (sparc_function_arg_advance): Likewise.
21237 2016-02-29 Jeff Law <law@redhat.com>
21239 PR tree-optimization/70005
21240 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21241 where an object with a boolean range is compared against a value
21244 PR tree-optimization/69999
21245 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21246 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21249 2016-02-29 Richard Biener <rguenther@suse.de>
21251 PR tree-optimization/69994
21252 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21253 (get_unary_op): Look through nop conversions.
21254 (ops_equal_values_p): New function, look for equality diregarding
21256 (eliminate_plus_minus_pair): Use ops_equal_values_p
21257 (repropagate_negates): Do not use get_unary_op here.
21259 2016-02-29 Martin Liska <mliska@suse.cz>
21261 * system.h: Poison ENABLE_CHECKING macro.
21263 2016-02-29 Martin Liska <mliska@suse.cz>
21265 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
21266 is presented in dump flags.
21267 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21268 (hsa_regalloc): Likewise.
21270 2016-02-19 Richard Biener <rguenther@suse.de>
21272 PR tree-optimization/69980
21273 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
21274 permutation of those we need to keep.
21276 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21279 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
21280 (NWORDS_UP): ...this
21281 (init_cumulative_args): Minor tweaks.
21282 (sparc_promote_function_mode): Likewise.
21283 (scan_record_type): Delete.
21284 (traverse_record_type): New function template.
21285 (classify_data_t): New structure type.
21286 (classify_registers): New inline function.
21287 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
21288 exhausted. Instantiate traverse_record_type on classify_registers and
21289 deal with the case of a structure passed in slot #15 with no FP field
21291 (assign_data_t): New structure type.
21292 (compute_int_layout): New static function.
21293 (compute_fp_layout): Likewise.
21294 (count_registers): New inline function.
21295 (assign_int_registers): New static function.
21296 (assign_fp_registers): Likewise.
21297 (assign_registers): New inline function.
21298 (function_arg_record_value_1): Delete.
21299 (function_arg_record_value_2): Likewise.
21300 (function_arg_record_value_3): Likewise.
21301 (function_arg_record_value): Adjust to above changes. Instantiate
21302 traverse_record_type on count_registers to first count the number of
21303 registers to be used and then on assign_registers to assign them.
21304 (function_arg_union_value): Adjust to above renaming.
21305 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
21306 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
21307 case of a structure passed in slot #15
21308 (sparc_function_arg_advance): Likewise.
21309 (function_arg_padding): Minor tweak.
21311 2016-02-29 Richard Biener <rguenther@suse.de>
21313 PR tree-optimization/69720
21314 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
21315 the adjustment_def path for possibly vectorized defs.
21316 (vect_create_epilog_for_reduction): Handle vectorized initial
21319 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
21321 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
21323 2016-02-27 Jeff Law <law@redhat.com>
21326 2016-02-26 Richard Biener <rguenther@suse.de>
21327 Jeff Law <law@redhat.com>
21329 PR tree-optimization/69740
21330 * cfghooks.c (remove_edge): Request loop fixups if we delete
21331 an edge that might turn an irreducible loop into a natural
21334 2016-02-27 Jakub Jelinek <jakub@redhat.com>
21336 PR rtl-optimization/69896
21337 * tree-vect-generic.c (get_compute_type): Avoid single element
21340 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
21342 Rename the AArch64 tuning option and related functions to enable the
21343 Newton series for the reciprocal square root to reflect its
21344 approximative characteristic.
21346 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
21347 function to "aarch64_emit_approx_rsqrt".
21348 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
21349 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
21350 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
21351 (xgene1_tunings): Likewise.
21352 (use_rsqrt_p): Likewise.
21353 (aarch64_emit_swrsqrt): Use new function name.
21354 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
21355 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
21356 text explaining this option.
21357 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
21359 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21362 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
21363 complain about -mallow-movmisalign without -mvsx if
21364 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
21366 2016-02-26 Joel Sherrill <joel@rtems.org>
21368 * config.gcc: Add x86_64-*-rtems*.
21369 * config/i386/rtems-64.h: New file.
21371 2016-02-26 Joel Sherrill <joel@rtems.org>
21373 * config.gcc: Add aarch64-*-rtems*.
21374 * config/aarch64/rtems.h: New file.
21376 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
21379 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
21380 shift amount using %h. Add comment.
21382 2016-02-26 Richard Biener <rguenther@suse.de>
21383 Jeff Law <law@redhat.com>
21385 PR tree-optimization/69740
21386 * cfghooks.c (remove_edge): Request loop fixups if we delete
21387 an edge that might turn an irreducible loop into a natural
21390 2016-02-26 Martin Jambor <mjambor@suse.cz>
21392 PR middle-end/69920
21393 * tree-sra.c (sra_modify_assign): Do not remove loads of
21394 uninitialized aggregates to SSA_NAMEs.
21396 2016-02-26 Richard Henderson <rth@redhat.com>
21399 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21400 pseudo in case the target rtx matches the source of the left
21403 2016-02-26 Martin Jambor <mjambor@suse.cz>
21406 * hsa.h (hsa_type_packed_p): Declare.
21407 * hsa.c (hsa_type_packed_p): New function.
21408 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21410 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21411 * hsa-brig.c (emit_basic_insn): Likewise.
21413 2016-02-26 Martin Jambor <mjambor@suse.cz>
21416 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21418 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21420 2016-02-26 Martin Jambor <mjambor@suse.cz>
21422 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21423 hsa_op_with_type operands.
21424 (hsa_unsigned_type_for_type): Declare.
21425 * hsa.c (hsa_unsigned_type_for_type): New function.
21426 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21427 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21428 the finalizer. Do not emit extra move.
21430 2016-02-26 Martin Jambor <mjambor@suse.cz>
21432 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21433 atomic operations in private segment.
21435 2016-02-26 Martin Jambor <mjambor@suse.cz>
21437 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21438 statements to wi->info. Also disallow omp simd constructs.
21439 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21440 for not gridifying. Dump special string for omp_for.
21442 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21445 * config/aarch64/aarch64.c (aarch64_set_current_function):
21446 Save/restore target globals when switching to
21447 target_option_default_node.
21449 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21452 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21453 Return 0 if !SHIFT_COUNT_TRUNCATED.
21455 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21456 Eric Botcazou <ebotcazou@adacore.com>
21458 PR rtl-optimization/69891
21459 * dse.c (scan_insn): If we can't figure out memset arguments
21460 or they are non-constant, call clear_rhs_from_active_local_stores.
21462 2016-02-26 Martin Liska <mliska@suse.cz>
21464 * doc/extend.texi: Mention clog10, clog10f an clog10l
21465 in Builtins section.
21467 2016-02-26 Martin Liska <mliska@suse.cz>
21469 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21471 (resolve_args_picking_1): Likewise.
21472 * dwarf2out.h (struct GTY): Likewise.
21474 2016-02-26 Martin Liska <mliska@suse.cz>
21476 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21477 with flag_checking.
21478 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21480 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21481 Martin Liska <mliska@suse.cz>
21483 * doc/install.texi: Mention --enable-valgrind-annotations.
21485 2016-02-26 Richard Biener <rguenther@suse.de>
21487 PR tree-optimization/69551
21488 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21489 looking through aliases adjust DECL_PT_UID to refer to the
21490 ultimate alias target.
21492 2016-02-25 Martin Liska <mliska@suse.cz>
21494 PR middle-end/69919
21495 * alloc-pool.c (after_memory_report): New variable.
21496 * alloc-pool.h (base_pool_allocator ::release): Do not use
21497 the infrastructure if after_memory_report.
21498 * toplev.c (toplev::main): Mark after memory report.
21500 2016-02-25 Richard Biener <rguenther@suse.de>
21502 PR tree-optimization/48795
21503 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21505 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21508 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21509 offloading is enabled and -fopenacc or -fopenmp is specified.
21510 (CRTOFFLOADEND): Likewise.
21511 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21512 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21513 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21514 (offload_objects_file_name): New static var.
21515 (tool_cleanup): Remove offload_objects_file_name file.
21516 (find_offloadbeginend): Replace with ...
21517 (find_crtoffloadtable): ... this.
21518 (run_gcc): Remove offload_argc and offload_argv.
21519 Get offload_objects_file_name from -foffload-objects=... option.
21520 Read names of object files with offload from this file, pass them to
21521 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21522 don't pass offloadbegin and offloadend to the linker. Don't pass
21523 offload non-LTO files to the linker, because now they're not claimed.
21525 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21528 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21529 on builtin_unreachable.
21531 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21533 PR rtl-optimization/69896
21534 * regcprop.c: Include cfgrtl.h.
21535 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21536 than remembered mode, either delete it (if noop_move_p), or
21537 treat like copy_p but not noop_p instruction.
21539 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21542 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21543 - allow NULL decl for Fortran DW_TAG_common_block variables.
21545 2016-02-24 Jason Merrill <jason@redhat.com>
21547 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21549 2016-02-24 Richard Biener <rguenther@suse.de>
21550 Jakub Jelinek <jakub@redhat.com>
21552 PR middle-end/69760
21553 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21554 conditionally executed ops to well-defined overflow behavior.
21556 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21558 PR middle-end/69915
21559 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21562 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21564 PR rtl-optimization/69886
21565 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21566 argument. Use it when checking validity of set instructions.
21567 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21568 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21570 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21571 * store-motion.c (find_moveable_store): Update
21572 can_assign_to_reg_without_clobbers_p callsite.
21574 2016-02-24 Richard Biener <rguenther@suse.de>
21576 PR middle-end/68963
21577 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21579 (record_nonwrapping_iv): Do not fall back to the low/high bound
21580 for non-constant IV bases if the stmt is not always executed.
21582 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21584 * config/arm/arm-cores.def (cortex-a32): New entry.
21585 * config/arm/arm-tables.opt: Regenerate.
21586 * config/arm/arm-tune.md: Regenerate.
21587 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21588 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21589 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21590 for -mcpu and -mtune.
21592 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21595 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21596 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21597 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21598 (atomic_loaddi_1): Delete.
21599 (atomic_loaddi): Rewrite expander using the above changes.
21601 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21604 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21607 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21608 Richard Biener <rguenth@suse.de>
21610 PR middle-end/69909
21611 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21612 set_mem_attributes if tem is SSA_NAME which got expanded
21615 2016-02-24 Richard Biener <rguenther@suse.de>
21617 PR tree-optimization/69907
21618 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21619 end of permutations for BB vectorization.
21621 2016-02-24 Christian Bruel <christian.bruel@st.com>
21623 * config/arm/arm-c.c (arm_option_override): Initialize
21624 target_option_current_node.
21625 * config/arm/arm.c (arm_pragma_target_parse): Replace
21626 build_target_option_node call by target_option_current_node.
21627 Set target_option_current_node.
21630 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21633 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21634 define_insn_and_split to define_insn.
21635 (zero_extendqi<mode>2_dot2): Same.
21636 (extendqi<mode>2_dot): Same.
21637 (extendqi<mode>2_dot2): Same.
21639 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21641 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21642 and add bypass for AES{D,E} and AESMC pairs.
21643 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21646 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21648 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21649 series for reciprocal square root in Exynos M1.
21651 2016-02-23 Martin Sebor <msebor@redhat.com>
21654 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21655 __builtin_alloca_with_align.
21657 2016-02-23 Richard Henderson <rth@redhat.com>
21659 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21660 (ix86_register_pragmas): Remove __seg_tls.
21661 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21662 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21663 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21664 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21665 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21666 * doc/extend.texi (__seg_tls): Remove item.
21668 2016-02-23 Richard Biener <rguenther@suse.de>
21670 * alloc-pool.h (struct allocation_object): Make id member
21671 conditional on CHECKING_P again.
21672 (get_instance): Adjust.
21673 (base_pool_allocator): Likewise.
21675 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21677 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21678 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21680 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21682 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21684 2016-02-23 Richard Biener <rguenther@suse.de>
21686 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21687 * bitmap.h (struct bitmap_usage): Likewise.
21688 (bitmap_move): Declare.
21689 * bitmap.c (register_overhead): Take size_t argument.
21690 (bitmap_move): New function.
21691 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21692 to properly account overhead.
21693 * tree.c (free_node): Use tree_size.
21695 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21698 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21699 when inverting comparison.
21702 * common.opt (Wunreachable-code): Add Warning flag.
21704 2016-02-23 Mark Wielaard <mjw@redhat.com>
21705 Jakub Jelinek <jakub@redhat.com>
21708 * cgraphunit.c (check_global_declaration): Check main_input_filename
21709 and DECL_SOURCE_FILE are not NULL.
21711 2016-02-23 Martin Jambor <mjambor@suse.cz>
21713 PR tree-optimization/69666
21714 * tree-sra.c (sra_modify_assign): Do not attempt to create
21715 default_def replacements for unscalarizable regions.
21717 2016-02-20 Mark Wielaard <mjw@redhat.com>
21720 * cgraphunit.c (check_global_declaration): Check level of
21721 warn_unused_const_variable and main_input_filename.
21722 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21723 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21724 (-Wunused-const-variable): Explain levels 1 and 2.
21726 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21729 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21730 identical arguments. Formatting and spelling fixes.
21733 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21738 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21739 and m68k-devices.def.
21740 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21741 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21743 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21745 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21746 and HImode registers.
21748 2016-02-22 Richard Biener <rguenther@suse.de>
21750 PR tree-optimization/69882
21751 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21752 preserve permutations present because of gaps.
21753 (vect_supported_load_permutation_p): Always continue checking
21754 permutations after vect_attempt_slp_rearrange_stmts.
21756 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21758 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21759 min_profitable_estimate, rather than min_profitable_iters.
21761 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21764 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21765 SImode for last match_operand.
21767 2016-02-22 Martin Liska <mliska@suse.cz>
21769 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21770 return bitsize - 1 as the return value.
21772 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21776 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21777 Handle negative shift counts.
21778 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21779 force_reg on the shift constant.
21780 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21781 (lshrsi3_d): Handle negative shift counts.
21783 2016-02-22 Richard Biener <rguenther@suse.de>
21784 Tom de Vries <tom@codesourcery.com>
21786 * graph.c: Include dumpfile.h.
21787 (print_graph_cfg): Split into three overloads.
21788 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21790 2016-02-22 Tom de Vries <tom@codesourcery.com>
21792 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21795 2016-02-22 Richard Biener <rguenther@suse.de>
21798 * ipa-inline-transform.c (inline_call): When not updating
21799 overall summaries adjust self size by the growth estimate.
21800 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21801 hash-set, do not update overall summaries here. Renamed from ...
21802 (inline_to_all_callers): ... this which is now wrapping the
21803 above and performing delayed overall summary update.
21804 (early_inline_small_functions): Delay updating of the overall
21807 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21809 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21812 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21815 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21816 :%* in %:gt() argument.
21817 (greater_than_spec_func): Adjust for expecting only numbers,
21818 if there are more than two numbers, compare the last two.
21820 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21822 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21823 -Wnarrowing with -std.
21825 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21828 * expr.c (store_field): Don't use bit-field path if exp is
21829 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21830 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21831 and the assignment can be performed by bitwise copy. Formatting
21834 PR middle-end/69838
21835 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21836 call copy_reg_eh_region_note_forward on before and/or after sequences
21837 and remove note from insn if it no longer can throw.
21840 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21841 if TARGET_AVX512BW.
21843 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21845 * config/s390/vector.md: Add missing commutative operand markers
21846 to the patterns which qualify for one.
21847 * config/s390/vx-builtins.md: Likewise.
21849 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21851 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21852 types to mode iterators.
21853 (vec_double): ... and mode attribute.
21854 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21856 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21858 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21859 Change the predicate of op2 from nonimmediate to general and let
21860 reload fix it if necessary.
21862 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21864 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21866 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21868 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21871 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21873 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21874 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21875 * config/s390/s390.md ("movstr<P:mode>"): Call
21876 s390_expand_vec_movstr.
21878 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21880 * config/s390/s390.md: Add missing output modifier for operand 1
21881 to print it as address properly.
21883 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21885 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21886 * config/s390/2964.md: New file.
21887 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21888 of insn grouping attributes depending on the CPU level.
21889 (s390_get_unit_mask): New function.
21890 (s390_sched_score): Remove the OOO from the scheduling macros.
21891 Add loop to calculate a score for the instruction mix.
21892 (s390_sched_reorder): Likewise plus improve debug output.
21893 (s390_sched_variable_issue): Rename macros as above. Calculate
21894 the unit distances after actually scheduling an insn. Improve
21896 (s390_sched_init): Clear last_scheduled_unit_distance array.
21897 * config/s390/s390.md: Include 2964.md.
21899 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21902 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21903 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21904 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21905 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21906 *avx512f_<code>v8div16qi2_mask_1): New insns.
21908 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21911 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21914 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21915 earlyclobber from target. Use wF constraint for fused memory
21917 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21919 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21920 Martin Liska <mliska@suse.cz>
21923 * cfgexpand.c (asan_sanitize_stack_p): New function.
21924 (partition_stack_vars): Use the function.
21925 (expand_stack_vars): Likewise.
21926 (defer_stack_allocation): Likewise.
21927 (expand_used_vars): Likewise.
21929 2016-02-18 Richard Biener <rguenther@suse.de>
21931 PR middle-end/69553
21932 * fold-const.c (operand_equal_p): Properly compare offsets for
21933 IMAGPART_EXPR and ARRAY_REF.
21935 2016-02-18 Nick Clifton <nickc@redhat.com>
21939 * config/arm/arm.c (arm_option_override_internal): Disable
21940 interworking if the target does not support thumb instructions.
21941 (arm_reload_in_hi): Handle the case where a register to register
21942 move needs reloading because there is no simple pattern to handle
21944 (arm_reload_out_hi): Likewise.
21946 2016-02-18 Richard Biener <rguenther@suse.de>
21948 PR middle-end/69854
21949 * match.pd: Don't use fold_binary or fold_unary for folding
21952 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21955 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21956 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21957 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21958 warn on gimple_no_warning_p statements.
21960 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21962 * doc/extend.texi (C++ Attributes): Correct description of
21963 warn_unused type attribute.
21965 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21967 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21968 correct instruction.
21970 2016-02-17 Richard Biener <rguenther@suse.de>
21972 PR rtl-optimization/69609
21973 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21974 (find_traces_1_round): When ending a trace update cached priority
21976 (bb_to_key): Use cached priority when available.
21977 (copy_bb): Initialize cached priority.
21978 (reorder_basic_blocks_software_trace_cache): Likewise.
21980 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21983 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21985 (aarch64_comparison_operator): Break overly long line into two.
21986 (aarch64_comparison_operation): Likewise.
21987 * config/aarch64/aarch64.md (cstorecc4): Use
21988 aarch64_comparison_operator_mode instead of
21989 aarch64_comparison_operator.
21990 (cstore<mode>4): Likewise.
21991 (aarch64_cstore<mode>): Likewise.
21992 (*cstoresi_insn_uxtw): Likewise.
21993 (cstore<mode>_neg): Likewise.
21994 (*cstoresi_neg_uxtw): Likewise.
21996 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21999 * config/arm/predicates.md (arm_comparison_operator_mode):
22001 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22002 instead of arm_comparison_operator.
22003 (*mov_negscc): Likewise.
22004 (*mov_notscc): Likewise.
22005 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22006 (*thumb2_mov_negscc): Likewise.
22007 (*thumb2_mov_negscc_strict_it): Likewise.
22008 (*thumb2_mov_notscc): Likewise.
22009 (*thumb2_mov_notscc_strict_it): Likewise.
22011 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22013 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22014 Add missing return.
22016 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22018 * config/visium/visium.c (machine_libfunc_index): New enum.
22019 (machine_libfuncs): New structure.
22020 (visium_libfuncs): New static variable.
22021 (TARGET_INIT_LIBFUNCS): Define to...
22022 (visium_init_libfuncs): ...this. New function.
22023 (expand_block_move_4): Use the appropriate libfunc.
22024 (expand_block_move_2): Likewise.
22025 (expand_block_move_1): Likewise.
22026 (expand_block_set_4): Likewise.
22027 (expand_block_set_2): Likewise.
22028 (expand_block_set_1): Likewise.
22029 (visium_trampoline_init): Likewise.
22031 2016-02-17 Nick Clifton <nickc@redhat.com>
22033 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22034 TI's devices.csv file as of March 2016.
22036 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22039 * opts-global.c (handle_common_deferred_options): Introduce and
22040 initialize two global variables to remember command-line options
22041 specifying a stack-limiting register.
22042 * opts.h: Add extern declarations of the two new global variables.
22043 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22044 variable based on the values of the two new global variables.
22046 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22049 * common.opt (Wnonnull-compare): New warning.
22050 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22051 of arguments against NULL.
22052 (-Wnonnull-compare): Document.
22053 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22054 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22055 * passes.def (pass_warn_nonnull_compare): Add.
22056 * gimple-ssa-nonnull-compare.c: New file.
22058 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22060 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22061 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22063 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22065 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22066 reciprocal sqrt for -mlow-precision-recip-sqrt.
22068 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22069 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22071 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22072 always use lane loads to construct non-constant vectors.
22074 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22076 * config/aarch64/aarch64.md
22077 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22078 constraints for operand 3.
22079 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22081 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22082 Richard Biener <rguenther@suse.de>
22084 PR tree-optimization/69820
22085 * tree-vect-patterns.c (type_conversion_p): Return false if
22086 *orig_type is unsigned single precision or boolean.
22087 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22090 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22092 PR rtl-optimization/69764
22093 PR rtl-optimization/69771
22094 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22095 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22097 2016-02-16 Richard Biener <rguenther@suse.de>
22099 PR tree-optimization/69776
22100 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22102 (indirect_refs_may_alias_p): Likewise.
22103 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22104 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22105 according to tbaa_p.
22106 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22107 (optimize_stmt): For redundant store discovery do not allow tbaa.
22109 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22111 PR tree-optimization/69714
22112 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22113 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22115 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22117 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22118 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22119 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22120 * config/arc/arc.c (arc_init): Check FPU options.
22121 (get_arc_condition_code): Handle new CC_FPU* modes.
22122 (arc_select_cc_mode): Likewise.
22123 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22124 register pair only. Allow access for ARCv2 accumulator.
22125 (gen_compare_reg): Whenever we have FPU support use FPU compare
22127 (arc_reorg): Don't generate brcc insns when FPU compare
22128 instructions are involved.
22129 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22130 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22131 floating point emulation.
22132 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22133 (REVERSE_CONDITION): Add new CC_FPU* modes.
22134 (TARGET_FP_SP_BASE): Define.
22135 (TARGET_FP_DP_BASE): Likewise.
22136 (TARGET_FP_SP_FUSED): Likewise.
22137 (TARGET_FP_DP_FUSED): Likewise.
22138 (TARGET_FP_SP_CONV): Likewise.
22139 (TARGET_FP_DP_CONV): Likewise.
22140 (TARGET_FP_SP_SQRT): Likewise.
22141 (TARGET_FP_DP_SQRT): Likewise.
22142 (TARGET_FP_DP_AX): Likewise.
22143 * config/arc/arc.md (ARCV2_ACC): New constant.
22144 (type): New fpu type attribute.
22145 (SDF): Conditional iterator.
22146 (cstore<mode>, cbranch<mode>): Change expand condition.
22147 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22148 handles FPU/FPX cases as well.
22149 * config/arc/arc.opt (mfpu): New option.
22150 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22152 (adddf3, muldf3, subdf3): Removed.
22153 * config/arc/predicates.md (proper_comparison_operator): Recognize
22155 * config/arc/fpu.md: New file.
22156 * doc/invoke.texi (ARC Options): Document mfpu option.
22158 2016-02-16 Richard Biener <rguenther@suse.de>
22160 PR rtl-optimization/69291
22161 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22162 noce_operand_ok check.
22164 2016-02-16 Tom de Vries <tom@codesourcery.com>
22167 * omp-low.c (simd_clone_create): Remove call to
22168 symtab->call_cgraph_insertion_hooks.
22170 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22172 PR tree-optimization/69802
22173 * tree-ssa-reassoc.c (update_range_test): If op is
22174 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22175 op == 1 test of precision 1 integral op, otherwise handle
22176 that case as op itself. Fix up formatting.
22177 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22180 2016-02-16 Richard Biener <rguenther@suse.de>
22182 PR tree-optimization/69586
22183 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22184 types for conversion sources.
22186 2016-02-16 Richard Biener <rguenther@suse.de>
22188 PR middle-end/69801
22189 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22190 mask OEP_ADDRESS_OF.
22192 2016-02-16 Alan Modra <amodra@gmail.com>
22195 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22196 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22197 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22199 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22200 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22201 (p8_fmrgow_<mode>): Likewise.
22202 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22204 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22205 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22206 to use movdi_internal64. Remove op0_di.
22207 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22209 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22211 Add support for the FCCMP insn types
22213 * config/aarch64/aarch64.md (fccmp): Change insn type.
22214 (fccmpe): Likewise.
22215 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22216 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22217 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22218 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22219 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22220 * config/arm/types.md (fccmps): Add new insn type.
22221 (fccmpd): Likewise.
22223 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22225 * alias.c (get_alias_set): Fix a typo in comment.
22227 2016-02-15 Richard Biener <rguenther@suse.de>
22229 PR tree-optimization/69595
22230 * match.pd: Complete range test simplification to true.
22232 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22234 PR rtl-optimization/69648
22235 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22236 pic_offset_table_rtx.
22238 PR rtl-optimization/69752
22239 * ira.c (update_equiv_regs): When looking for more than a single SET,
22240 also take other side effects into account.
22242 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22244 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22245 for z900+ CPUs in 31-bit mode.
22247 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22249 * common/config/s390/s390-common.c (s390_supports_split_stack):
22251 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22252 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22253 * config/s390/s390.c (struct machine_function): New field
22254 split_stack_varargs_pointer.
22255 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22256 in s390_emit_prologue.
22257 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22259 (morestack_ref): New global.
22260 (SPLIT_STACK_AVAILABLE): New macro.
22261 (s390_expand_split_stack_prologue): New function.
22262 (s390_live_on_entry): New function.
22263 (s390_va_start): Use split-stack vararg pointer if appropriate.
22264 (s390_asm_file_end): Emit the split-stack note sections.
22265 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
22266 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
22267 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22268 (UNSPECV_SPLIT_STACK_DATA): New unspec.
22269 (split_stack_prologue): New expand.
22270 (split_stack_space_check): New expand.
22271 (split_stack_data): New insn.
22272 (split_stack_call): New expand.
22273 (split_stack_call_*): New insn.
22274 (split_stack_cond_call): New expand.
22275 (split_stack_cond_call_*): New insn.
22277 2016-02-15 Richard Biener <rguenther@suse.de>
22279 PR tree-optimization/69783
22280 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22281 Add trivially correct cases.
22283 2016-02-15 Tom de Vries <tom@codesourcery.com>
22286 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
22288 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
22290 2016-02-15 Richard Biener <rguenther@suse.de>
22292 PR tree-optimization/69776
22293 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22294 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
22295 indicate whether we can use TBAA to disambiguate against stores.
22296 Use alias-set zero if not.
22297 (visit_reference_op_store): Do not use TBAA when looking up
22299 * tree-ssa-pre.c (compute_avail): Use TBAA here.
22300 (eliminate_dom_walker::before_dom_children): But not when looking
22301 up redundant stores.
22303 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
22305 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
22307 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22309 * config/i386/znver1.md
22310 (znver1_pop, znver1_pop_mem,
22311 znver1_load_imov_double_store,
22312 znver1_load_imov_direct_store,
22313 znver1_load_imov_direct_load,
22314 znver1_load_imov_double_load): Add new.
22315 (znver1_insn, znver1_insn_load): Add icmov type.
22316 (znver1_sseavx_fma,
22317 znver1_sseavx_fma_load,
22319 znver1_avx256_fma_load): Fix pipe usage.
22321 2016-02-14 Alan Modra <amodra@gmail.com>
22324 * reload.c (find_reloads_address_1): For pre/post-inc/dec
22325 with an invalid hard reg, reload just the reg not the entire
22326 pre/post-inc/dec address expression.
22328 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22331 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
22332 fixed R1_REG scratch reg.
22333 (sibcall_value_pcrel_fdpic): Likewise.
22335 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22339 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
22341 2016-02-12 Walter Lee <walt@tilera.com>
22343 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
22344 * config/tilegx/t-tilegx: Likewise.
22346 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22349 * diagnostic-show-locus.c (struct line_span): New struct.
22350 (layout::get_first_line): Delete.
22351 (layout::get_last_line): Delete.
22352 (layout::get_num_line_spans): New member function.
22353 (layout::get_line_span): Likewise.
22354 (layout::print_heading_for_line_span_index_p): Likewise.
22355 (layout::get_expanded_location): Likewise.
22356 (layout::calculate_line_spans): Likewise.
22357 (layout::m_first_line): Delete.
22358 (layout::m_last_line): Delete.
22359 (layout::m_line_spans): New field.
22360 (layout::layout): Update comment. Replace m_first_line and
22361 m_last_line with m_line_spans, replacing their initialization
22362 with a call to calculate_line_spans.
22363 (diagnostic_show_locus): When printing source lines and
22364 annotations, rather than looping over a single span
22365 of lines, instead loop over each line_span within
22366 the layout, with an inner loop over the lines within them.
22367 Call the context's start_span callback when changing line spans.
22368 * diagnostic.c (diagnostic_initialize): Initialize start_span.
22369 (diagnostic_build_prefix): Break out the building of the location
22370 part of the string into...
22371 (diagnostic_get_location_text): ...this new function, rewriting
22372 it from nested ternary expressions to a sequence of "if"
22374 (default_diagnostic_start_span_fn): New function.
22375 * diagnostic.h (diagnostic_start_span_fn): New typedef.
22376 (diagnostic_context::start_span): New field.
22377 (default_diagnostic_start_span_fn): New prototype.
22379 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22382 * gcc.c (driver::finalize): Fix cleanup of "specs".
22384 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22388 * gcc.c (driver::driver): Initialize m_option_suggestions.
22389 (driver::~driver): Clean up m_option_suggestions.
22390 (suggest_option): Convert to...
22391 (driver::suggest_option): ...this, and split out into
22392 driver::build_option_suggestions and find_closest_string.
22393 (driver::build_option_suggestions): New function, from
22394 first half of suggest_option. Special-case
22395 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
22396 the sanitizer_opts array. For options of enum types, add the
22397 various enum values to the candidate strings.
22398 (driver::handle_unrecognized_options): Remove "const".
22399 * gcc.h (driver::handle_unrecognized_options): Likewise.
22400 (driver::build_option_suggestions): New decl.
22401 (driver::suggest_option): New decl.
22402 (driver::m_option_suggestions): New field.
22403 * opts-common.c (add_misspelling_candidates): New function.
22404 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22405 and make non-static.
22406 * opts.h (sanitizer_opts): New array decl.
22407 (add_misspelling_candidates): New function decl.
22408 * spellcheck.c (find_closest_string): New function.
22409 * spellcheck.h (find_closest_string): New function decl.
22411 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22413 PR rtl-optimization/69764
22414 PR rtl-optimization/69771
22415 * optabs.c (expand_binop_directly): For shift_optab_p, force
22416 convert_modes with VOIDmode if xop1 has VOIDmode.
22418 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22421 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22422 to correctly determine instrumentation thunks.
22424 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22427 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22428 type by reference, force lhs on the call.
22431 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22432 Compute retval and retbnd early in all cases if split_part_return_p
22433 and return_bb is not EXIT. Remove all clobber stmts and reset
22434 all debug stmts that refer to SSA_NAMEs defined in split part,
22435 except if it is retval, in that case replace the old retval with the
22436 lhs of the call to the split part.
22438 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22441 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22443 PR middle-end/66726
22444 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22445 whose result is used in PHI.
22446 (maybe_optimize_range_tests): Likewise.
22447 (final_range_test_p): Likweise.
22449 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22451 PR middle-end/66726
22452 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22453 whose result is used in PHI.
22454 (maybe_optimize_range_tests): Likewise.
22455 (final_range_test_p): Likweise.
22457 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22459 * cgraph.c: Spelling fixes - behaviour -> behavior and
22460 neighbour -> neighbor.
22461 * target.def: Likewise.
22462 * sel-sched.c: Likewise.
22463 * config/mips/mips.c: Likewise.
22464 * config/arc/arc.md: Likewise.
22465 * config/arm/cortex-a57.md: Likewise.
22466 * config/arm/arm.c: Likewise.
22467 * config/arm/neon.md: Likewise.
22468 * config/arm/arm-c.c: Likewise.
22469 * config/vms/vms-c.c: Likewise.
22470 * config/s390/s390.c: Likewise.
22471 * config/i386/znver1.md: Likewise.
22472 * config/i386/i386.c: Likewise.
22473 * config/ia64/hpux-unix2003.h: Likewise.
22474 * config/msp430/msp430.md: Likewise.
22475 * config/rx/rx.c: Likewise.
22476 * config/rx/rx.md: Likewise.
22477 * config/aarch64/aarch64-simd.md: Likewise.
22478 * config/aarch64/aarch64.c: Likewise.
22479 * config/nvptx/nvptx.c: Likewise.
22480 * config/bfin/bfin.c: Likewise.
22481 * config/cris/cris.opt: Likewise.
22482 * config/rs6000/rs6000.c: Likewise.
22483 * target.h: Likewise.
22484 * spellcheck.c: Likewise.
22485 * ira-build.c: Likewise.
22486 * tree-inline.c: Likewise.
22487 * builtins.c: Likewise.
22488 * lra-constraints.c: Likewise.
22489 * explow.c: Likewise.
22490 * hwint.h: Likewise.
22491 * targhooks.c: Likewise.
22492 * tree-vect-data-refs.c: Likewise.
22493 * expr.c: Likewise.
22494 * doc/tm.texi: Likewise.
22495 * doc/extend.texi: Likewise.
22496 * doc/install.texi: Likewise.
22497 * doc/md.texi: Likewise.
22498 * tree-ssa-tail-merge.c: Likewise.
22499 * sched-int.h: Likewise.
22500 * match.pd: Likewise.
22501 * sched-ebb.c: Likewise.
22502 * target.def (omit_struct_return_reg): Likewise.
22503 * gimple-ssa-isolate-paths.c: Likewise.
22504 (find_implicit_erroneous_behaviour): Renamed to...
22505 (find_implicit_erroneous_behavior): ... this.
22506 (find_explicit_erroneous_behaviour): Renamed to...
22507 (find_explicit_erroneous_behavior): ... this.
22508 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22510 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22512 PR rtl-optimization/64682
22513 PR rtl-optimization/69567
22514 PR rtl-optimization/69737
22515 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22516 in I2 as well, just lose it.
22518 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22520 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22522 (aarch64_last_printed_tune_string): Likewise.
22523 (aarch64_declare_function_name): Only output .arch assembler
22524 directive if it will be different from the previously output
22525 directive. Same for .tune comment but only if -dA is set.
22526 (aarch64_start_file): New function.
22527 (TARGET_ASM_FILE_START): Define.
22529 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22532 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22534 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22537 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22538 -Wmaybe-uninitialized warning.
22540 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22543 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22545 2016-02-11 Richard Biener <rguenther@suse.de>
22547 PR rtl-optimization/69291
22548 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22549 subexpressions affected by changing the result.
22551 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22554 * lra-constraints.c (curr_insn_transform): Find in/out operands
22555 for secondary memory moves. Update dups.
22557 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22559 PR tree-optimization/69652
22560 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22561 to nested loop, did source re-formatting, skip debug statements,
22562 add check on statement with volatile operand, remove dead scalar
22565 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22566 Patrick Palka <ppalka@gcc.gnu.org>
22570 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22571 calls if the return type is TREE_ADDRESSABLE.
22572 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22573 * ipa-split.c (split_function): Fix doubled "we" in comment.
22574 Use void return type for the split part even if
22575 !split_point->split_part_set_retval.
22577 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22579 PR tree-optimization/68021
22580 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22581 when computing the value of biv cand by itself.
22583 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22585 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22586 (cortexa57_tunings): Likewise.
22587 (cortexa72_tunings): Likewise.
22588 (arch_macro_fusion_pair_p): Add support for AES fusion.
22589 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22590 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22591 Allow virtual registers before reload so early scheduling works.
22592 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22593 correct latency and pipeline.
22594 (cortex_a57_crypto_complex): Likewise.
22595 (cortex_a57_crypto_xor): Likewise.
22596 (define_bypass): Add AES bypass.
22598 2016-02-10 Richard Biener <rguenther@suse.de>
22600 PR tree-optimization/69726
22601 * passes.def: Add DCE pass before late uninit.
22602 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22603 really fixup if-conversions job.
22605 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22607 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22608 (arm_cortex_a57_tune): Likewise.
22609 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22610 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22612 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22614 * timevar.def (TV_PHASE_DBGINFO): Delete.
22615 (TV_PHASE_CHECK_DBGINFO): Likewise.
22616 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22618 2016-02-10 Richard Biener <rguenther@suse.de>
22620 PR tree-optimization/69719
22621 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22622 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22624 2016-02-09 Andrew Pinski <apinski@cavium.com>
22627 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22628 get_vcond_mask_icode returns false.
22630 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22633 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22634 an ADDIS that adds a pointer to a large constant that sets the
22635 upper16 bits with a load operation.
22637 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22640 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22642 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22644 (vzipq_s16): Likewise.
22645 (vzipq_s32): Likewise.
22646 (vzipq_f32): Likewise.
22647 (vzipq_u8): Likewise.
22648 (vzipq_u16): Likewise.
22649 (vzipq_u32): Likewise.
22650 (vzipq_p8): Likewise.
22651 (vzipq_p16): Likewise.
22653 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22656 * config/arm/arm.c (neon_endian_lane_map): New function.
22657 (neon_vector_pair_endian_lane_map): New function.
22658 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22659 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22661 (vuzpq_s16): Likewise.
22662 (vuzpq_s32): Likewise.
22663 (vuzpq_f32): Likewise.
22664 (vuzpq_u8): Likewise.
22665 (vuzpq_u16): Likewise.
22666 (vuzpq_u32): Likewise.
22667 (vuzpq_p8): Likewise.
22668 (vuzpq_p16): Likewise.
22670 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22673 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22676 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22678 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22679 truncate const_int operand 1 to QImode.
22681 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22683 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22684 corresponding to an abnormal edge.
22686 2016-02-09 Tom de Vries <tom@codesourcery.com>
22688 PR tree-optimization/69599
22689 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22691 (find_func_aliases_for_builtin_call, find_func_clobbers)
22692 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22695 2016-02-09 Richard Biener <rguenther@suse.de>
22697 PR tree-optimization/69715
22698 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22699 LHS on calls as non-rewritable.
22701 2016-02-09 Tom de Vries <tom@codesourcery.com>
22704 * lto-wrapper.c (append_diag_options): New function.
22705 (compile_offload_image): Call append_diag_options.
22707 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22710 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22711 Minor copy-edit to fix verb tenses.
22713 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22715 PR tree-optimization/69209
22716 * ipa-split.c (split_function): If split part is not
22717 returning retval, retval has gimple type but is not
22718 gimple value, force it into a SSA_NAME first.
22720 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22722 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22725 2016-02-08 Jason Merrill <jason@redhat.com>
22728 * convert.c (convert_to_integer_1): Check dofold on truncation
22730 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22731 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22732 Rename from *_nofold.
22733 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22734 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22736 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22739 * tree.c (build_common_tree_nodes): Remove short_double argument.
22740 All callers changed.
22741 * tree.h (build_common_tree_nodes): Adjust declaration.
22742 * doc/invoke.texi (-fshort-double): Remove documentation.
22743 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22744 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22745 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22746 (append_linker_options): Don't handle OPT_fshort_double.
22748 PR rtl-optimization/68730
22749 * lra-remat.c (insn_to_cand_activation): New static variable.
22750 (lra_remat): Allocate and free it.
22751 (create_cand): New arg activation. Initialize a field in
22752 insn_to_cand_activation if it is nonnull.
22753 (create_cands): Pass the activation insn to create_cand when making
22754 a candidate involving an output reload. Reorganize code a little.
22755 (do_remat): Keep track of active status of candidates in a separate
22758 2016-02-08 Richard Biener <rguenther@suse.de>
22760 PR tree-optimization/69719
22761 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22762 Properly use absolute of the difference of the two offsets to
22763 compare or adjust the segment length.
22765 2016-02-08 Richard Biener <rguenther@suse.de>
22766 Jeff Law <law@redhat.com>
22769 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22770 types for anonymous SSA names.
22772 2016-02-08 Richard Biener <rguenther@suse.de>
22774 PR rtl-optimization/69274
22775 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22777 2016-02-08 Jeff Law <law@redhat.com>
22779 PR tree-optimization/65917
22780 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22781 equivalences from if (x == y) style conditionals.
22782 (loop_depth_of_name): Remove.
22783 (record_equality): Remove loop depth check.
22784 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22785 (const_and_copies::record_const_or_copy_raw): New member function.
22786 * tree-ssa-scopedtables.c
22787 (const_and_copies::record_const_or_copy_raw): New, factored out of
22788 (const_and_copies::record_const_or_copy): Call new member function.
22790 2016-02-05 Jeff Law <law@redhat.com>
22792 PR tree-optimization/68541
22793 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22794 (count_stmts_in_block): New function.
22795 (poor_ifcvt_candidate_code): Likewise.
22796 (is_feasible_trace): Add some heuristics to determine when path
22797 splitting is profitable.
22798 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22799 is a diamond with a single exit.
22801 2016-02-05 Martin Sebor <msebor@redhat.com>
22804 * doc/invoke.texi: Update -Wplacement-new to take an optional
22807 2016-02-06 Richard Henderson <rth@redhat.com>
22810 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22811 out of non-standard address spaces.
22813 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22815 PR rtl-optimization/69691
22816 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22818 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22820 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22821 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22822 (*ieee128_mfvsrd_64bit): Likewise.
22823 (*ieee128_mfvsrd_32bit): Likewise.
22825 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22829 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22831 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22832 instrumented_version.
22834 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22836 * doc/invoke.texi (Optimize Options): In table of --param options
22837 rename second occurrence of tracer-min-branch-ratio to
22838 tracer-min-branch-probability, rename
22839 tracer-min-branch-ratio-feedback to
22840 tracer-min-branch-probability-feedback and clarify description,
22841 rename sched-spec-state-edge-prob-cutoff to
22842 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22843 to selsched-insns-to-rename, rename lto-minpartition to
22844 lto-min-partition, delete reorder-blocks-duplicate and
22845 reorder-blocks-duplicate-feedback.
22847 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22849 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22852 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22854 * doc/extend.texi: S/390: Correct some typos.
22856 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22858 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22860 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22863 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22864 (s390_register_info_gprtofpr): Use new macros above.
22865 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22867 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22868 its name. Adjust restore and save gpr ranges.
22869 (s390_register_info_set_ranges): New function.
22870 (s390_register_info): Use new macros above. Call
22871 s390_register_info_set_ranges.
22872 (s390_optimize_register_info): Likewise.
22873 (s390_hard_regno_rename_ok): Use new macros.
22874 (s390_hard_regno_scratch_ok): Likewise.
22875 (s390_emit_epilogue): Likewise.
22876 (s390_can_use_return_insn): Likewise.
22877 (s390_optimize_prologue): Likewise.
22878 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22880 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22883 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22885 (ix86_option_override_internal): Disable TARGET_STV even for
22886 -m{incoming,preferred}-stack-boundary=3.
22888 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22890 * config.gcc: Mark deprecated rtems targets as obsolete.
22892 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22894 PR rtl-optimization/64682
22895 PR rtl-optimization/69567
22896 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22897 before I2 only if the register is both used and set in I2.
22899 2016-02-04 DJ Delorie <dj@redhat.com>
22901 * config/msp430/msp430.c (msp430_start_function): Add function type.
22903 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22906 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22908 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22910 PR rtl-optimization/69577
22912 2015-10-29 Richard Henderson <rth@redhat.com>
22916 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22917 sse check to the exact conditions of PR 67609.
22919 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22922 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22923 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22924 not allowed into the traditional Altivec registers.
22925 (movtd_64bit_nodm): Likewise.
22926 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22928 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22930 * config/aarch64/cortex-a57-fma-steering.c
22931 (aarch64_register_fma_steering): Remove "static" from arguments
22934 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22937 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22938 twice when complex.
22940 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22942 * doc/invoke.texi: Delete -mno-fma4.
22944 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22946 PR rtl-optimization/69577
22947 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22948 (find_subregs_of_mode): Update accordingly. Iterate over partial
22951 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22953 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22954 * config/arm/arm.c (neon_reinterpret): Remove.
22955 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22956 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22957 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22958 vreinterpretti): Remove.
22959 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22960 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22961 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22962 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22963 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22964 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22965 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22966 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22967 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22968 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22969 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22970 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22971 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22972 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22973 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22974 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22975 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22976 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22977 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22978 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22979 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22980 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22981 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22982 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22983 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22984 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22985 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22986 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22987 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22988 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22989 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22990 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22991 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22992 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22993 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22994 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22995 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
22996 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
22997 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
22998 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
22999 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23000 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23001 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23002 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23003 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23004 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23005 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23006 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23007 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23008 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23009 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23010 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23011 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23012 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23013 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23014 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23015 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23016 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23017 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23018 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23019 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23020 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23021 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23022 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23023 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23024 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23025 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23026 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23027 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23028 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23029 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23030 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23031 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23032 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23033 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23034 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23035 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23036 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23037 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23038 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23039 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23040 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23041 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23042 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23043 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23044 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23045 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23046 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23047 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23048 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23049 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23050 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23051 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23052 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23053 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23054 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23055 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23056 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23057 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23058 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23059 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23060 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23061 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23063 2016-02-04 Martin Liska <mliska@suse.cz>
23066 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23067 that are gimple_store_p.
23068 (maybe_instrument_call): Likewise.
23070 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23072 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23073 register scaling out of memory reference and comment why.
23075 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23079 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23080 folding the source of a SET.
23082 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23086 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23087 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23089 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23093 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23096 2016-02-04 Christian Bruel <christian.bruel@st.com>
23098 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23099 * config/arm/arm.c (arm_set_current_function): Likewise.
23101 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23102 Ilya Enkovich <enkovich.gnu@gmail.com>
23103 H.J. Lu <hongjiu.lu@intel.com>
23106 * config/i386/i386.c (convert_scalars_to_vector): Remove
23107 stack alignment fixes.
23108 (ix86_option_override_internal): Disable TARGET_STV if stack
23109 might not be aligned enough.
23110 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23112 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23114 * config/i386/x86-tune.def: Disable default prefetching
23117 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23118 Vladimir Makarov <vmakarov@redhat.com>
23121 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23122 in validating fused toc addresses.
23124 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23127 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23128 range->m_caret fields if range->m_show_caret_p is false.
23131 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23132 Force oldval into register if it does not satisfy reg_or_short_operand
23133 predicate. Fix up formatting.
23135 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23136 Alexandre Oliva <aoliva@redhat.com>
23139 * lra-constraints.c (simplify_operand_subreg): Check additionally
23140 address validity after potential reloading.
23141 (process_address_1): Check insns validity. In case of failure do
23144 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23147 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23150 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23152 * wide-int.cc (canonize_uhwi): New function.
23153 (wi::divmod_internal): Use it.
23155 2016-02-02 James Norris <jnorris@codesourcery.com>
23157 * gimplify.c (omp_notice_variable): Add usage check.
23159 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23161 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23162 like LE, GE, LT, GT when emitting relational operator.
23164 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23166 * ira-costs.c (find_costs_and_classes): Add extra argument.
23167 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23168 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23169 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23170 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23171 Add best_class parameter, and return it if not ALL_REGS.
23172 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23174 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23175 Update target hook.
23177 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23179 * config/aarch64/aarch64.c
23180 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23181 (aarch64_ira_change_pseudo_allocno_class): New function.
23183 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23186 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23188 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23190 * config/avr/avr.c (avr_option_override): Set
23191 PARAM_ALLOW_STORE_DATA_RACES to 1.
23193 2016-02-02 Richard Biener <rguenther@suse.de>
23195 PR tree-optimization/69595
23196 * match.pd: Add range test simplifications to true/false.
23198 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23200 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23201 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23204 2016-02-02 Richard Biener <rguenther@suse.de>
23206 PR tree-optimization/69606
23207 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23208 info on the result before moving a stmt.
23210 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23212 PR middle-end/68542
23213 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23214 branch with vector comparison.
23215 * config/i386/sse.md (VI48_AVX): New mode iterator.
23216 (define_expand "cbranch<mode>4): Add support for conditional branch
23217 with vector comparison.
23218 * tree-vect-loop.c (optimize_mask_stores): New function.
23219 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23220 has_mask_store field of vect_info.
23221 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23222 vectorized loops having masked stores after vec_info destroy.
23223 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23224 correspondent macros.
23225 (optimize_mask_stores): Add prototype.
23227 2016-02-02 Alan Modra <amodra@gmail.com>
23230 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23233 2016-02-02 Alan Modra <amodra@gmail.com>
23236 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23237 whenever toc_label_name used.
23238 (rs6000_file_start): Don't set up toc section here,
23239 (rs6000_output_function_epilogue): do so here instead,
23240 (rs6000_xcoff_file_start): and here.
23241 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23242 (load_toc_aix_di): Likewise.
23244 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23246 PR rtl-optimization/69592
23247 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23248 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23249 (num_sign_bit_copies_binary_arith_p): New inline function.
23250 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23252 2016-02-01 Jeff Law <law@redhat.com>
23254 PR tree-optimization/69580
23255 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23256 * tree-ssa-threadbackward.c
23257 (fsm_find_control_statement_thread_paths): Do not try to walk
23258 through large PHI nodes.
23260 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23262 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23263 when count is incremented above limit, don't analyze further
23266 * omp-low.c (oacc_parse_default_dims): Avoid
23267 -Wsign-compare warning, make sure value fits into int
23268 rather than just unsigned int.
23270 2016-02-01 Bin Cheng <bin.cheng@arm.com>
23272 PR tree-optimization/67921
23273 * fold-const.c (split_tree): New parameters. Convert pointer
23274 type variable part to proper type before negating.
23275 (fold_binary_loc): Pass new arguments to split_tree.
23277 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
23279 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
23280 (nvptx_goacc_validate_dims): Extend to handle global defaults.
23281 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
23282 * doc/tm.texti: Rebuilt.
23283 * doc/invoke.texi (fopenacc-dim): Document.
23284 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
23285 (append_compiler_options): Likewise.
23286 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
23287 (oacc_parse_default_dims): New.
23288 (oacc_validate_dims): Add USED arg. Select non-unity default when
23290 (oacc_loop_fixed_partitions): Return mask of used partitions.
23291 (oacc_loop_auto_partitions): Emit dump info.
23292 (oacc_loop_partition): Return mask of used partitions.
23293 (execute_oacc_device_lower): Parse default dimension arg. Adjust
23294 loop partitioning and validation calls.
23296 2016-02-01 Richard Biener <rguenther@suse.de>
23298 PR middle-end/69556
23299 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
23301 2016-02-01 Richard Biener <rguenther@suse.de>
23303 PR tree-optimization/69574
23304 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
23305 of asserting return chrec_dont_know.
23307 2016-02-01 Martin Liska <mliska@suse.cz>
23309 * mem-stats-traits.h: Add copyright header.
23310 * mem-stats.h: Likewise.
23312 2016-02-01 Richard Biener <rguenther@suse.de>
23314 PR tree-optimization/69579
23315 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
23316 Do not propagate through abnormal PHI results.
23318 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
23320 * postreload.c (reload_cse_simplify): Remove dead code.
23322 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23324 PR rtl-optimization/69570
23325 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
23326 if there is more than one set, not if there is a single set.
23328 2016-02-01 Richard Henderson <rth@redhat.com>
23331 * combine.c (make_compound_operation): When looking through a
23332 subreg, make sure to re-extend to the width of the outer mode.
23334 2016-01-30 Jakub Jelinek <jakub@redhat.com>
23336 PR tree-optimization/69546
23337 * wide-int.cc (wi::divmod_internal): For unsigned division
23338 where both operands fit into uhwi, if o1 is 1 and o0 has
23339 msb set, if divident_prec is larger than bits per hwi,
23340 clear another quotient word and return 2 instead of 1.
23341 Similarly for remainder with msb in HWI set, if dividend_prec
23342 is larger than bits per hwi.
23344 2016-01-29 Martin Jambor <mjambor@suse.cz>
23346 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
23347 Use short lowercase names.
23348 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
23349 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
23350 acq_rel one. Protect warning agains segfaults if
23351 get_memory_order_name returns NULL.
23352 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
23353 with release semantics. Do not warn if get_memory_order already did.
23354 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
23355 semantics. Fix check for relaxed or acquire semantics. Do not warn
23356 if get_memory_order already did.
23358 2016-01-29 Sebastian Pop <s.pop@samsung.com>
23360 * doc/install.texi: Document that isl-0.16 is supported.
23362 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
23365 * config/i386/constraints.md (Bm): Describe as special memory
23367 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
23368 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23369 * genpreds.c (struct constraint_data): Add is_special_memory.
23370 (have_special_memory_constraints, special_memory_start): New
23372 (special_memory_end): Ditto.
23373 (add_constraint): Add new arg is_special_memory. Add code to
23374 process its true value. Update have_special_memory_constraints.
23375 (process_define_constraint): Pass the new arg.
23376 (process_define_register_constraint): Ditto.
23377 (choose_enum_order): Process special memory.
23378 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
23379 function insn_extra_special_memory_constraint.
23380 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23381 * gensupport.c (process_rtx): Process
23382 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23383 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
23384 * ira-lives.c (single_reg_class): Use
23385 insn_extra_special_memory_constraint.
23386 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
23387 * lra-constraints.c (process_alt_operands): Ditto.
23388 (curr_insn_transform): Use insn_extra_special_memory_constraint.
23389 * recog.c (asm_operand_ok, preprocess_constraints): Process
23391 * reload.c (find_reloads): Ditto.
23392 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
23393 * stmt.c (parse_input_constraint): Use
23394 insn_extra_special_memory_constraint.
23396 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23399 * lra-splill.c (lra_final_code_change): Revert r229087 by
23400 removing all sub-registers.
23402 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23405 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23407 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23410 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23411 SSE1, copy target into the temporary reg first before recursing
23414 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23416 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23419 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23421 * ginclude/stdarg.h: Test __cplusplus instead of
23422 __GXX_EXPERIMENTAL_CXX0X__.
23424 2016-01-29 Richard Biener <rguenther@suse.de>
23426 PR tree-optimization/69547
23427 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23428 Do not mark clobbers necessary.
23429 (mark_all_reaching_defs_necessary_1): Likewise.
23431 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23433 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23434 declaration name with %qs and print it in both error messages.
23435 Also fix indentation.
23437 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23440 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23441 trailing blank line from error message.
23443 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23446 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23449 2016-01-29 Richard Biener <rguenther@suse.de>
23451 PR middle-end/69537
23452 * match.pd: Allow all integral types when simplifying a
23453 widening or sign-changing conversion.
23455 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23457 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23458 back to setting codegen_error to fail codegen.
23460 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23463 * config/i386/constraints.md (C): Only accept constant zero operand.
23464 (BC): New constraint.
23465 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23466 instead of C constraint.
23467 * doc/md.texi (Machine Constraints): Update description
23470 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23473 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23475 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23477 PR middle-end/69542
23478 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23481 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23483 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23484 branches if using guessed profile.
23486 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23488 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23490 2016-01-28 Richard Henderson <rth@redhat.com>
23493 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23494 * config/aarch64/aarch64-protos.h: Update.
23495 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23496 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23497 (aarch64_get_condition_code_1): Handle CC_Cmode.
23498 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23499 (*add<mode>3_compareC_cconly_imm): New.
23500 (*add<mode>3_compareC_cconly): New.
23501 (*add<mode>3_compareC_imm): New.
23502 (add<mode>3_compareC): New.
23503 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23504 to be first. Use aarch64_carry_operation.
23505 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23506 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23507 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23508 (subti3): Use subdi3_compare1.
23509 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23510 (sub<mode>3_compare1): New.
23511 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23512 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23513 (*subsi3_carryin_uxtw): Likewise.
23514 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23515 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23516 * config/aarch64/iterators.md (DWI): New.
23517 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23518 (aarch64_borrow_operation): New.
23520 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23522 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23523 message when isl does not return a valid schedule.
23525 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23527 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23528 Remove comments from class declarations: they are already in the code
23531 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23533 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23535 (ternary_op_to_tree): Same.
23536 (unary_op_to_tree): Same.
23537 (nary_op_to_tree): Same.
23538 (gcc_expression_from_isl_expr_op): Same.
23539 (gcc_expression_from_isl_expression): Same.
23540 (graphite_create_new_loop): Same.
23541 (graphite_create_new_loop_guard): Same.
23542 (build_iv_mapping): Same.
23543 (graphite_create_new_guard): Same.
23544 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23545 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23547 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23549 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23550 instead of setting codegen_error to fail codegen.
23552 2016-01-28 Jason Merrill <jason@redhat.com>
23554 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23556 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23558 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23559 Remove CONST_INT_P check in CCMP cost calculation.
23561 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23563 * config/aarch64/aarch64.c (generic_vector_cost):
23564 Set vec_permute_cost.
23565 (cortexa57_vector_cost): Likewise.
23566 (exynosm1_vector_cost): Likewise.
23567 (xgene1_vector_cost): Likewise.
23568 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23569 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23570 Add vec_permute_cost entry.
23572 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23574 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23576 (add<mode>3_compare0): Likewise.
23577 (addsi3_compare0_uxtw): Likewise.
23578 (add<mode>3nr_compare0): Likewise.
23579 (compare_neg<mode>): Likewise.
23580 (<optab><mode>3): Likewise.
23582 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23584 * tree-vect-stmts.c (vectorizable_comparison): Add
23585 NULL check for vectype.
23587 2016-01-28 Richard Biener <rguenther@suse.de>
23589 PR tree-optimization/69466
23590 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23591 Account for PHIs we couldn't duplicate.
23593 2016-01-28 Martin Liska <mliska@suse.cz>
23596 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23597 instead of ENABLE_VALGRIND_CHECKING.
23599 2016-01-27 Richard Henderson <rth@redhat.com>
23602 * lra-remat.c (subreg_regs): New.
23603 (dump_candidates_and_remat_bb_data): Dump it.
23604 (operand_to_remat): Reject if operand in subreg_regs.
23605 (set_bb_regs): Collect subreg_regs.
23606 (lra_remat): Init and free subreg_regs. Compute
23607 calculate_local_reg_remat_bb_data before create_cands.
23609 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23612 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23613 change stack_alignment_needed for __tls_get_addr call.
23615 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23617 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23619 2016-01-27 Jeff Law <law@redhat.com>
23621 PR tree-optimization/68398
23622 PR tree-optimization/69196
23623 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23624 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23625 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23626 Only count PHIs in the last block in the path. The others will
23627 const/copy propagate away. Add heuristic to allow more irreducible
23628 subloops to be created when it is likely profitable to do so.
23630 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23631 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23632 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23634 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23637 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23638 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23639 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23640 * tree-streamer-in.c: Include asan.h.
23641 (streamer_get_builtin_tree): For builtins in sanitizer
23642 range call initialize_sanitizer_builtins and retry.
23644 2016-01-27 Ian Lance Taylor <iant@google.com>
23646 * common.opt (fkeep-gc-roots-live): New undocumented option.
23647 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23648 -fkeep-gc-roots-live, skip pointers.
23649 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23652 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23655 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23656 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23658 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23661 * configure.ac: NetBSD provides SSP in its C library.
23662 * configure: Updated.
23664 2016-01-27 Richard Biener <rguenther@suse.de>
23666 PR tree-optimization/69166
23667 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23668 reduction code for commutativity / associativity.
23670 2016-01-27 Martin Jambor <mjambor@suse.cz>
23672 PR tree-optimization/69355
23673 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23674 total_scalarization fails.
23676 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23678 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23681 2016-01-27 Christian Bruel <christian.bruel@st.com>
23684 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23685 Move arm_reset_previous_fndecl and set_target_option_current_node in
23686 the conditional part. Call save_restore_target_globals.
23687 * config/arm/arm.c (arm_set_current_function):
23688 Refactor to better support #pragma target and attribute mix.
23689 Call save_restore_target_globals.
23690 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23692 2016-01-27 Martin Liska <mliska@suse.cz>
23694 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23695 reference for an HSA kernel and its host function.
23697 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23699 PR tree-optimization/69399
23700 * wide-int.h (wi::lrshift): For larger precisions, only
23701 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23703 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23705 * config/arc/predicates.md (proper_comparison_operator): Reject
23706 constant-constant comparison.
23708 2016-01-26 Tom de Vries <tom@codesourcery.com>
23710 PR tree-optimization/69110
23711 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23712 DR_NUM_DIMENSIONS == 0.
23714 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23715 Sebastian Pop <s.pop@samsung.com>
23717 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23718 isl_ast_op_cond and isl_ast_op_select.
23719 (gcc_expression_from_isl_expr_op): Same.
23721 2016-01-26 Jason Merrill <jason@redhat.com>
23724 * tree.c (recompute_constructor_flags): Split out from
23726 (verify_constructor_flags): New.
23727 * tree.h: Declare them.
23729 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23731 PR rtl-optimization/69217
23732 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23733 are no TYPE_FIELDS set for the record type.
23735 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23738 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23739 toc_label_name unconditionally.
23740 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23741 SYMBOL_REF string. Use toc_label_name instead of constructing
23743 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23744 constructing LCTOC1.
23746 2016-01-26 Martin Sebor <msebor@redhat.com>
23749 * doc/extend.texi (Common Type Attributes): Move text that talks about
23750 attribute packed from attribute aligned to the section discussing
23751 the former attribute for clarity.
23753 2016-01-26 Richard Henderson <rth@redhat.com>
23755 PR middle-end/60908
23756 * trans-mem.c (tm_region_init): Mark entry block as visited.
23758 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23761 * diagnostic-show-locus.c (layout::print_source_line): Replace
23762 call to pp_newline with call to layout::print_newline.
23763 (layout::print_annotation_line): Likewise.
23764 (layout::move_to_column): Likewise.
23765 (layout::print_any_fixits): After printing any fixits, print a
23766 trailing newline, if necessary.
23767 (layout::print_newline): New method, resetting any colorization
23769 (diagnostic_show_locus): Move the pp_newline to before the
23770 early bailout. Remove dummy block enclosing the layout instance.
23771 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23772 of pp_newline_and_flush with pp_flush.
23773 (diagnostic_append_note): Delete use of pp_newline.
23774 (diagnostic_append_note_at_rich_loc): Delete.
23775 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23776 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23777 when newline characters are added to the buffer.
23779 2016-01-26 Michael Matz <matz@suse.de>
23781 * configure.ac (ac_cv_std_swap_in_utility): New test.
23782 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23783 * configure: Regenerate.
23784 * config.in: Regenerate.
23786 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23788 * config/arc/arc.md (cstoresi4): Force operand into register.
23789 (arcset<code>): Fix predicate.
23790 (arcsetltu): Likewise.
23791 (arcsetgeu): Likewise.
23792 (arcsethi): Likewise.
23793 (arcsetls): Likewise.
23795 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23797 PR tree-optimization/69483
23798 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23799 if base has error_mark_node type.
23801 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23804 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23805 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23807 (vget_lane_f16): Handle big-endian.
23808 (vgetq_lane_f16): Likewise.
23809 (vset_lane_f16): Likewise.
23810 (vsetq_lane_f16): Likewise.
23811 * config/arm/iterators.md (VQXMOV): Add V8HF.
23812 (VDQ): Add V4HF and V8HF.
23813 (V_reg): Handle V4HF and V8HF.
23814 (Is_float_mode): Likewise.
23815 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23816 neon_vdup_nv8hf): New patterns.
23817 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23818 Use VD_LANE iterator.
23819 (neon_vld1_dup<mode>): Use VQ2 iterator.
23821 2016-01-26 Nathan Sidwell <nathan@acm.org>
23823 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23824 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23825 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23826 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23827 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23828 (oacc_validate_dims): Add LEVEL arg, don't return level.
23829 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23830 oacc_validate_dims.
23831 (execute_oacc_device_lower): Adjust, add more dump output.
23832 * tree-ssa-loop.c (gate_oacc_kernels): Use
23833 oacc_fn_attrib_kernels_p.
23834 * tree-parloops.c (create_parallel_loop): Adjust
23835 set_oacc_fn_attrib call.
23837 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23840 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23841 (append_compiler_options): Handle -fcilkplus.
23842 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23844 2016-01-26 Nick Clifton <nickc@redhat.com>
23847 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23848 been marked as DECL_ONE_ONLY but we do not the means to make it
23849 so, then do not allow it to bind locally.
23851 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23854 * opts.h (parse_sanitizer_options): New prototype.
23855 * opts.c (sanitizer_opts): New array.
23856 (parse_sanitizer_options): New function.
23857 (common_handle_option): Use parse_sanitizer_options.
23859 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23862 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23863 alignment adjustment to ...
23864 (ix86_update_stack_boundary): Here. Don't over-align stack for
23866 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23867 if __tls_get_addr is called.
23869 2016-01-26 Christian Bruel <christian.bruel@st.com>
23871 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23873 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23875 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23877 2016-01-26 Richard Biener <rguenther@suse.de>
23879 PR middle-end/69467
23880 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23882 2016-01-26 Richard Biener <rguenther@suse.de>
23884 PR tree-optimization/69452
23885 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23886 (move_computations_dom_walker::before_dom_children): Rename
23888 (move_computations_worker): This.
23889 (move_computations): Perform an RPO rather than a DOM walk.
23891 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23894 * combine.c (combine_instructions): For REG_EQUAL note with
23895 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23896 to the underlying register.
23897 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23898 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23900 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23903 * config/aarch64/aarch64-builtins.c
23904 (aarch64_init_simd_builtin_types): Do not set structural
23905 equality to __Poly{8,16,64,128}_t types.
23907 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23909 PR tree-optimization/69400
23910 * wide-int.cc (wi_pack): Take the precision as argument and
23911 perform canonicalization here rather than in the callers.
23912 Use the main loop to handle all full-width HWIs. Add a
23913 zero HWI if in_len isn't a full result.
23914 (wi::divmod_internal): Update accordingly.
23915 (wi::mul_internal): Likewise. Simplify.
23917 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23918 Sebastian Pop <s.pop@samsung.com>
23920 * graphite-poly.c (apply_poly_transforms): Simplify.
23921 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23922 (print_isl_map): Same.
23923 (print_isl_union_map): Same.
23924 (print_isl_schedule): New.
23925 (debug_isl_schedule): New.
23926 * graphite-dependences.c (scop_get_reads): Do not call
23927 isl_union_map_add_map that is undocumented isl functionality.
23928 (scop_get_must_writes): Same.
23929 (scop_get_may_writes): Same.
23930 (scop_get_original_schedule): Remove.
23931 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23932 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23933 (compute_deps): Remove.
23934 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23935 (debug_schedule_ast): New.
23936 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23937 set_separate_option.
23938 (graphite_regenerate_ast_isl): Add dump.
23939 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23940 from scop->transformed_schedule.
23941 (graphite_regenerate_ast_isl): Add more dump.
23942 * graphite-optimize-isl.c (optimize_isl): Set
23943 scop->transformed_schedule. Check whether schedules are equal.
23944 (apply_poly_transforms): Move here.
23945 * graphite-poly.c (apply_poly_transforms): ... from here.
23946 (free_poly_bb): Static.
23947 (free_scop): Static.
23948 (pbb_number_of_iterations_at_time): Remove.
23949 (print_isl_ast): New.
23950 (debug_isl_ast): New.
23951 (debug_scop_pbb): New.
23952 * graphite-scop-detection.c (print_edge): Move.
23953 (print_sese): Move.
23954 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23955 (build_scop_scattering): Remove.
23956 (create_pw_aff_from_tree): Assert instead of bailing out.
23957 (add_condition_to_pbb): Remove unused code, do not fail.
23958 (add_conditions_to_domain): Same.
23959 (add_conditions_to_constraints): Remove.
23960 (build_scop_context): New.
23961 (add_iter_domain_dimension): New.
23962 (build_iteration_domains): Initialize pbb->iterators.
23963 Call add_conditions_to_domain.
23966 (index_outermost_in_loop): New.
23967 (index_pbb_in_loop): New.
23968 (outermost_pbb_in): New.
23969 (add_in_sequence): New.
23970 (add_outer_projection): New.
23971 (outer_projection_mupa): New.
23972 (add_loop_schedule): New.
23973 (build_schedule_pbb): New.
23974 (build_schedule_loop): New.
23975 (embed_in_surrounding_loops): New.
23976 (build_schedule_loop_nest): New.
23977 (build_original_schedule): New.
23978 (build_poly_scop): Call build_original_schedule.
23979 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23980 (free_poly_dr): Remove.
23981 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23982 (free_poly_bb): Remove.
23983 (debug_loop_vec): Remove.
23984 (print_isl_ast): Declare.
23985 (debug_isl_ast): Declare.
23986 (scop_do_interchange): Remove.
23987 (scop_do_strip_mine): Remove.
23988 (scop_do_block): Remove.
23989 (flatten_all_loops): Remove.
23990 (optimize_isl): Remove.
23991 (pbb_number_of_iterations_at_time): Remove.
23992 (debug_scop_pbb): Declare.
23993 (print_schedule_ast): Declare.
23994 (debug_schedule_ast): Declare.
23995 (struct scop): Remove schedule. Add original_schedule,
23996 transformed_schedule.
23997 (free_gimple_poly_bb): Remove.
23998 (print_generated_program): Remove.
23999 (debug_generated_program): Remove.
24000 (unify_scattering_dimensions): Remove.
24001 * sese.c (print_edge): ... here.
24002 (print_sese): ... here.
24003 (debug_edge): ... here.
24004 (debug_sese): ... here.
24005 * sese.h (print_edge): Declare.
24006 (print_sese): Declare.
24007 (dump_edge): Declare.
24008 (dump_sese): Declare.
24010 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24011 Sebastian Pop <s.pop@samsung.com>
24013 * Makefile.in: Set ISLVER in site.exp.
24015 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24017 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24018 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24019 through DECL_VALUE_EXPR for expansion.
24021 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24023 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24024 the frame info after reload completed.
24026 2016-01-25 Jeff Law <law@redhat.com>
24028 PR tree-optimization/69196
24029 PR tree-optimization/68398
24030 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24031 tree-ssa-threadupdate.c.
24032 (determine_bb_domination_status): Prototype
24033 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24034 (determine_bb_domination_status): No longer static.
24035 (valid_jump_thread_path): Remove code to detect characteristics
24036 of the jump thread path not associated with correctness.
24037 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24038 Correct test for thread path length. Count PHIs for real operands as
24039 statements that need to be copied. Do not count ASSERT_EXPRs.
24040 Look at all the blocks in the thread path. Compute and selectively
24041 filter thread paths based on threading through the latch, threading
24042 a multiway branch or crossing a multiway branch.
24044 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24046 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24047 decl with __attribute__ ((unused)) annotation.
24049 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24052 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24053 of operands is compatible with a statement vectype.
24055 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24057 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24058 improve wording for mixed storage order support.
24060 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24062 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24063 (vcvt_u64_f64): Likewise.
24064 (vcvta_s64_f64): Likewise.
24065 (vcvta_u64_f64): Likewise.
24066 (vcvtm_s64_f64): Likewise.
24067 (vcvtm_u64_f64): Likewise.
24068 (vcvtn_s64_f64): Likewise.
24069 (vcvtn_u64_f64): Likewise.
24070 (vcvtp_s64_f64): Likewise.
24071 (vcvtp_u64_f64): Likewise.
24073 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24075 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24076 (arc_init): Check validity mll64 option.
24077 (arc_save_restore): Use double load/store instruction.
24078 (arc_expand_movmem): Likewise.
24079 (arc_split_move): Don't split if we have double load/store
24080 instructions. Returns a boolean.
24081 (arc_process_double_reg_moves): Change function to return boolean
24082 instead of a sequence of instructions.
24083 (arc_dwarf_register_span): New function.
24084 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24085 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24086 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24087 (*movdf_insn): Likewise.
24088 * config/arc/arc.opt (mll64): New option.
24089 * config/arc/predicates.md (even_register_operand): New predicate.
24090 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24092 2016-01-25 Richard Biener <rguenther@suse.de>
24095 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24096 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24098 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24100 2016-01-25 Richard Biener <rguenther@suse.de>
24102 PR tree-optimization/69376
24103 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24105 (VN_INFO_ANTI_RANGE_P): New inline.
24106 (VN_INFO_RANGE_TYPE): Likewise.
24107 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24108 SSA_NAME_ANTI_RANGE_P.
24109 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24110 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24111 Properly query VN_INFO_RANGE_TYPE.
24113 2016-01-25 Nick Clifton <nickc@redhat.com>
24116 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24118 2016-01-23 Tom de Vries <tom@codesourcery.com>
24120 PR tree-optimization/69426
24121 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24124 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24126 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24127 "the the" with "the" in the comments.
24128 * ipa-devirt.c (build_type_inheritance_graph,
24129 update_type_inheritance_graph): Likewise.
24130 * tree.c (build_function_type_list_1): Likewise.
24131 * cfgloopmanip.c (scale_loop_profile): Likewise.
24132 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24133 * gimple-ssa-split-paths.c
24134 (find_block_to_duplicate_for_splitting_paths): Likewise.
24135 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24136 * expr.c (convert_move): Likewise.
24137 * var-tracking.c (vt_stack_adjustments): Likewise.
24138 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24139 * tree-vrp.c (test_for_singularity): Likewise.
24141 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24142 directly instead of building a temporary tree.
24145 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24146 remove <algorithm> include.
24148 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24151 * config/i386/i386.c: Include dojump.h.
24152 (expand_small_movmem_or_setmem,
24153 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24155 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24156 if dynamic_check != -1.
24158 2016-01-21 Jeff Law <law@redhat.com>
24160 PR middle-end/69347
24161 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24162 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24163 into dominated_by_p.
24164 (cprop_into_successor_phis): Avoid unnecessary tests.
24166 2016-01-22 Richard Henderson <rth@redhat.com>
24169 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24170 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24172 2016-01-22 Michael Matz <matz@suse.de>
24174 * system.h (string, algorithm): Include only conditionally.
24175 (new): Include always under C++.
24176 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24177 * final.c (toplevel): Ditto.
24178 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24179 * genconditions.c (write_header): Make gencondmd.c define
24181 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24183 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24184 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24186 2016-01-22 Christian Bruel <christian.bruel@st.com>
24189 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24191 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24194 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24195 define_insn_and_split. Ensure operands[1] and operands[0] do not
24196 get assigned the same register.
24198 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24200 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24202 2016-01-22 Christian Bruel <christian.bruel@st.com>
24204 * config/arm/arm-c.c (arm_pragma_target_parse):
24205 Remove warn_builtin_macro_redefined overwrite.
24207 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24209 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24210 flag_non_call_exceptions compatibility.
24212 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24215 * dwarf2out.c (add_child_die_after): New function.
24216 (dwarf_qual_info_t): New type.
24217 (dwarf_qual_info): New variable.
24218 (qualified_die_p): New function.
24219 (modified_type_die): For -fdebug-types-section, ensure
24220 canonical order of qualifiers. Put qualified DIEs adjacent
24221 to the corresponding non-qualified type DIE and search there
24222 for existing qualified DIEs.
24224 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24226 * doc/extend.texi (scalar_storage_order type attribute): Document
24227 restriction on type punning and aliasing, and remove future tense.
24229 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24232 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24235 2016-01-21 Jeff Law <law@redhat.com>
24237 PR middle-end/69347
24238 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24239 useless call to record_temporary_equivalences.
24240 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24241 allocate 10 slots in the bb_path vector and let it grow as needed.
24242 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24245 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24247 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24249 * configure: Regenerate.
24251 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24253 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24254 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24256 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24258 PR middle-end/66178
24259 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24260 drop EXPAND_INITIALIZER.
24261 * rtl.h (contains_symbolic_reference_p): Declare.
24262 * rtlanal.c (contains_symbolic_reference_p): New function.
24263 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
24264 a subtraction into a NOT if symbolic constants are involved.
24266 2016-01-21 Anton Blanchard <anton@samba.org>
24267 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24270 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
24272 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
24275 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24277 * config/microblaze/microblaze.c
24278 (get_branch_target): New.
24279 (insert_wic_for_ilb_runout): New.
24281 (microblaze_machine_dependent_reorg): New.
24282 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
24283 * config/microblaze/microblaze.md
24284 (UNSPEC_IPREFETCH): Define.
24285 (iprefetch): New pattern
24286 * config/microblaze/microblaze.opt
24287 (mxl-prefetch): New flag.
24289 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24291 * config/microblaze/microblaze.h
24292 (FIXED_REGISTERS): Update in macro.
24293 (CALL_USED_REGISTERS): Update in macro.
24295 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
24297 PR rtl-optimization/68920
24298 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
24301 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
24303 PR rtl-optimization/68990
24304 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
24305 pseudo instead of inheritance ones.
24307 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24308 Nick Clifton <nickc@redhat.com>
24312 * config/mips/mips.c (mips_compute_frame_info): Initialise
24313 args_size and hard_frame_pointer_offset fields of the frame
24314 structure before calling mips_global_pointer.
24316 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24318 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
24320 * configure: Regenerate.
24322 2016-01-21 Richard Biener <rguenther@suse.de>
24324 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
24326 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24328 * config/s390/s390.c (s390_asm_declare_function_size): Add code
24329 to actually emit the .size directive.
24331 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
24332 Jakub Jelinek <jakub@redhat.com>
24336 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
24337 args array size by one to avoid buffer overflow.
24339 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24341 * config/s390/s390.md (pool_section_start): Use switch_to_section
24342 to select proper read-only data section instead of hardcoding
24344 (pool_section_end): Use switch_to_section to match the above.
24346 2016-01-21 Richard Biener <rguenther@suse.de>
24348 PR tree-optimization/69378
24349 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
24350 (set_ssa_val_to): Use it for dominance checks taking into
24351 account not executable edges.
24353 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24356 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
24357 for bitsize instead of GET_MODE_PRECISION (mode).
24359 2016-01-20 Martin Sebor <msebor@redhat.com>
24362 * extend.texi (__sync Builtins): Clarify the semantics of
24363 __sync_fetch_and_OP built-ins on pointers.
24364 (__atomic Builtins): Same.
24366 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24367 Sebastian Pop <s.pop@samsung.com>
24369 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
24370 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
24371 (is_valid_rename): Same.
24372 (translate_isl_ast_to_gimple::get_rename): Same.
24373 (translate_isl_ast_to_gimple::rename_all_uses): Same.
24374 (translate_isl_ast_to_gimple::rename_uses): Same.
24375 (get_new_name): Check for close_phi nodes.
24376 (copy_loop_phi_args): Use phi_node_kind.
24377 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
24378 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
24380 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24381 Sebastian Pop <s.pop@samsung.com>
24383 Revert commit r229783.
24384 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
24385 Remove use of parameter_rename_map.
24386 (copy_def): Remove.
24387 (copy_internal_parameters): Remove.
24388 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
24389 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
24390 (free_sese_info): Do not free parameter_rename_map.
24391 (set_rename): Do not use parameter_rename_map.
24392 (rename_uses): Update call to set_rename.
24393 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
24394 * sese.h (parameter_rename_map_t): Remove.
24395 (struct sese_info_t): Remove field parameter_rename_map.
24397 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24398 Sebastian Pop <s.pop@samsung.com>
24400 * graphite-isl-ast-to-gimple.c: Fix comment.
24401 * graphite-scop-detection.c (defined_in_loop_p): New.
24402 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24403 names defined in loop.
24405 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24406 Sebastian Pop <s.pop@samsung.com>
24408 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24409 Discard unstructured if-then-else regions.
24411 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24412 Sebastian Pop <s.pop@samsung.com>
24414 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24415 (cleanup_loop_iter_dom): Remove.
24416 (build_loop_iteration_domains): Remove.
24417 (build_scop_context): Remove.
24418 (build_scop_iteration_domain): Remove.
24419 (add_loop_constraints): New.
24420 (build_iteration_domains): New.
24421 (build_poly_scop): Call build_iteration_domains.
24423 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24424 Sebastian Pop <s.pop@samsung.com>
24426 * graphite-scop-detection.c
24427 (scop_detection::harmful_loop_in_region): Free dom and loops.
24428 (scop_detection::loop_body_is_valid_scop): Free bbs.
24430 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24431 Sebastian Pop <s.pop@samsung.com>
24433 * graphite-scop-detection.c (record_loop_in_sese): New.
24434 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24435 (build_scops): Remove call to build_sese_loop_nests.
24436 * sese.c (sese_record_loop): Remove.
24437 (build_sese_loop_nests): Remove.
24438 (new_sese_info): Remove region->loops.
24439 (free_sese_info): Same.
24440 * sese.h (sese_contains_loop): Same.
24441 (build_sese_loop_nests): Remove.
24442 (sese_contains_loop): Remove.
24444 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24445 Sebastian Pop <s.pop@samsung.com>
24447 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24448 loop_is_valid_in_scop.
24449 (scop_detection::harmful_stmt_in_region): Renamed
24450 harmful_loop_in_region.
24451 Call loop_is_valid_in_scop.
24453 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24454 Sebastian Pop <s.pop@samsung.com>
24456 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24459 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24460 Sebastian Pop <s.pop@samsung.com>
24462 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24463 * graphite.h (struct poly_bb): Remove field is_reduction.
24464 (PBB_IS_REDUCTION): Remove.
24466 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24467 Sebastian Pop <s.pop@samsung.com>
24469 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24470 (add_pdr_constraints): Same.
24471 (scop_get_reads): Same.
24472 (scop_get_must_writes): Same.
24473 (scop_get_may_writes): Same.
24474 (scop_get_original_schedule): Same.
24475 (extend_schedule): Same.
24476 (apply_schedule_on_deps): Same.
24477 (carries_deps): Same.
24478 (compute_deps): Same.
24479 (scop_get_dependences): Same.
24480 * graphite-isl-ast-to-gimple.c
24481 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24482 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24483 (get_schedule_for_band_list): Same.
24484 (get_schedule_map): Same.
24485 (apply_schedule_map_to_scop): Same.
24486 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24487 (build_loop_iteration_domains): Same.
24488 (add_condition_to_pbb): Same.
24489 (add_param_constraints): Same.
24490 (pdr_add_memory_accesses): Same.
24491 (pdr_add_data_dimensions): Same.
24493 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24495 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24498 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24500 * common.opt (feliminate-dwarf2-dups): Replace references to
24501 "DWARF 2" with just "DWARF".
24502 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24503 * doc/extend.texi: Likewise.
24504 * doc/cpp.texi: Likewise.
24505 * doc/invoke.texi: Likewise.
24506 (Option Summary): Add -gdwarf to list of Debugging Options.
24507 (Debugging Options): Document -gdwarf.
24508 * doc/contrib.texi: Spell "DWARF" like that.
24510 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24512 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24513 warning. Fix up formatting.
24515 PR middle-end/67653
24516 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24517 attempt to mark memory input operand addressable and
24518 call prepare_gimple_addressable in that case. Don't adjust
24519 input_location for diagnostics, use error_at instead.
24521 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24523 * config/rs6000/ppc-auxv.h: New file.
24524 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24525 (cpu_is): Likewise.
24526 (cpu_supports): Likewise.
24527 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24528 (cpu_is_info): New variable.
24529 (cpu_supports_info): Likewise.
24530 (tcb_verification_symbol): Likewise.
24531 (cpu_builtin_p): Likewise.
24532 (cpu_expand_builtin): New function.
24533 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24534 (rs6000_init_builtins): Likewise.
24535 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24536 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24537 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24538 * configure: Regenerate.
24539 * config.in: Likewise.
24540 * doc/extend.texi (PowerPC Built-in Functions): Document
24541 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24543 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24546 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24548 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24551 2016-01-20 Richard Henderson <rth@redhat.com>
24557 * tree.c (tm_define_builtin): New.
24558 (find_tm_vector_type): New.
24559 (build_tm_vector_builtins): New.
24560 (build_common_builtin_nodes): Call it.
24562 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24564 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24565 (arm_fp_ok): Likewise.
24566 (arm_fp): Likewise.
24567 (arm_crypto): Likewise.
24569 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24570 Richard Biener <rguenther@suse.de>
24572 PR tree-optimization/69328
24573 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24574 vectors have same number of elements.
24575 (vectorizable_condition): Fix masked version recognition.
24577 2016-01-20 Richard Biener <rguenther@suse.de>
24579 PR tree-optimization/69345
24580 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24581 (VN_INFO_PTR_INFO): Likewise.
24582 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24583 info when it is equal between non-dominating SSA names.
24584 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24585 Make sure to look at original SSA infos.
24587 2016-01-20 Jeff Law <law@redhat.com>
24590 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24592 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24593 (pc_or_label_operand): New predicate.
24594 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24595 tests for small integers that are 2^n - 1.
24597 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24599 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24601 2016-01-19 Jeff Law <law@redhat.com>
24603 PR middle-end/69347
24604 * tree-ssa-threadbackwards.c
24605 (fsm_find_control_statement_thread_paths): Do not try to lookup
24606 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24608 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24610 * doc/lto.texi: Remove text that says only Gold has linker plugin
24613 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24615 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24616 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24617 the DIE accordingly.
24618 (modified_type_die): Add REVERSE parameter and pass it recursively,
24619 as well as to base_type_die. Adjust presence check accordingly.
24620 (base_type_for_mode): Adjust call to modified_type_die.
24621 (add_type_attribute): Add REVERSE parameter and pass it to
24623 (generic_parameter_die): Adjust call to add_type_attribute.
24624 (add_scalar_info): Likewise.
24625 (add_subscript_info): Likewise.
24626 (gen_array_type_die): Likewise.
24627 (gen_descr_array_type_die): Likewise.
24628 (gen_entry_point_die): Likewise.
24629 (gen_enumeration_type_die): Likewise.
24630 (gen_formal_parameter_die): Likewise.
24631 (gen_subprogram_die): Likewise.
24632 (gen_variable_die ): Likewise.
24633 (gen_const_die): Likewise.
24634 (gen_field_die): Likewise.
24635 (gen_pointer_type_die): Likewise.
24636 (gen_reference_type_die): Likewise.
24637 (gen_ptr_to_mbr_type_die): Likewise.
24638 (gen_inheritance_die): Likewise.
24639 (gen_subroutine_type_die): Likewise.
24640 (gen_typedef_die): Likewise.
24641 (force_type_die): Adjust call to modified_type_die.
24643 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24645 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24646 flow throughout the file. Fix broken link to Objective-C 2.0
24648 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24651 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24653 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24655 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24658 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24659 (maybe_record_node): Record cxa_pure_virtual as the only possible
24660 target if there are not ohter candidates.
24661 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24663 2016-01-19 Richard Biener <rguenther@suse.de>
24665 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24666 (get_memory_order): Likewise.
24668 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24670 * tree-vect-stmts.c (vectorizable_store): Check
24673 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24676 * gcc.c (driver::decode_argv): Add call to
24677 init_opts_obstack before init_options_struct.
24678 * opts.c (init_opts_obstack): Remove idempotency.
24679 (init_options_struct): Replace call to init_opts_obstack
24680 with a gcc_assert to verify that it has already been called.
24681 * toplev.c (toplev::main): Add call to init_opts_obstack before
24682 calls to init_options_struct.
24683 (toplev::finalize): Move cleanup of opts_obstack next to
24684 cleanup of save_decoded_options, clearing the latter, and
24685 save_decoded_options_count.
24687 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24690 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24691 attribute to unconditional. Remove %? from output template.
24693 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24694 Jiong Wang <jiong.wang@arm.com>
24696 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24697 generated from different expand order.
24699 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24701 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24702 Add support for CCMP costing.
24704 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24706 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24707 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24708 (fccmpe<mode>): Likewise.
24709 (fcmp): Rename to fcmp and globalize pattern.
24711 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24712 (aarch64_gen_ccmp_next): Add FP support.
24714 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24716 * target.def (gen_ccmp_first): Update documentation.
24717 (gen_ccmp_next): Likewise.
24718 * doc/tm.texi (gen_ccmp_first): Update documentation.
24719 (gen_ccmp_next): Likewise.
24720 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24721 expand_ccmp_expr_1. Improve comments.
24722 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24723 (ccmp_ior<mode>): Remove pattern.
24724 (cmp<mode>): Remove expand.
24725 (cmp): Globalize pattern.
24726 (cstorecc4): Use cc_register.
24727 (mov<mode>cc): Remove ccmp_cc_register check.
24728 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24729 Simplify after removal of CC_DNE/* modes.
24730 (aarch64_ccmp_mode_to_code): Remove.
24731 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24732 In 'k' case use integer as condition.
24733 (aarch64_nzcv_codes): Remove inverted cases.
24734 (aarch64_code_to_ccmode): Remove.
24735 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24736 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24737 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24738 pattern. Return the comparison with CC register. Invert conditions
24739 when bitcode is OR.
24740 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24741 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24743 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24745 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24746 instrumented_version.
24748 2016-01-19 Richard Biener <rguenther@suse.de>
24750 PR tree-optimization/69336
24751 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24752 handled components with get_ref_base_and_extent.
24753 (equal_mem_array_ref_p): Adjust.
24755 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24758 * shrink-wrap.c: Include valtrack.h.
24759 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24760 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24761 in between insn and where it will be moved to. Call
24762 dead_debug_insert_temp.
24763 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24764 first and dead_debug_local_finish at the end.
24765 For uses and defs bitmap, handle all regs in between REGNO and
24766 END_REGNO, not just the first one.
24768 2016-01-19 Richard Biener <rguenther@suse.de>
24770 PR tree-optimization/69352
24771 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24772 (equal_mem_array_ref_p): Constrain size and max size properly.
24773 Compare the reverse flag.
24775 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24777 * ira.c (ira): Update regstat data if we deleted insns.
24779 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24781 PR rtl-optimization/68955
24782 PR rtl-optimization/64557
24783 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24784 here. Fix up formatting.
24785 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24787 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24790 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24791 assume that the node has body.
24792 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24795 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24797 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24800 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24802 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24803 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24805 2016-01-19 Martin Jambor <mjambor@suse.cz>
24806 Martin Liska <mliska@suse.cz>
24807 Michael Matz <matz@suse.de>
24809 * Makefile.in (OBJS): Add new source files.
24810 (GTFILES): Add hsa.c.
24811 * common.opt (disable_hsa): New variable.
24812 (-Whsa): New warning.
24813 * config.in (ENABLE_HSA): New.
24814 * configure.ac: Treat hsa differently from other accelerators.
24815 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24816 $enable_offloading.
24817 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24818 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24819 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24820 --with-hsa-kmt-lib.
24821 * doc/invoke.texi (-Whsa): Document.
24822 (hsa-gen-debug-stores): Likewise.
24823 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24824 to invoke offload compiler for hsa acclerator.
24825 * opts.c (common_handle_option): Determine whether HSA offloading
24826 should be performed.
24827 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24828 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24829 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24830 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24831 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24832 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24833 GF_OMP_FOR_KIND_GRID_LOOP.
24834 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24835 (pp_gimple_stmt_1): Likewise.
24836 * gimple-walk.c (walk_gimple_stmt): Likewise.
24837 * gimple.c (gimple_build_omp_grid_body): New function.
24838 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24839 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24840 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24841 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24842 GF_OMP_TEAMS_GRID_PHONY.
24843 (gimple_statement_omp_single_layout): Updated comments.
24844 (gimple_build_omp_grid_body): New function.
24845 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24846 (gimple_omp_for_grid_phony): New function.
24847 (gimple_omp_for_set_grid_phony): Likewise.
24848 (gimple_omp_parallel_grid_phony): Likewise.
24849 (gimple_omp_parallel_set_grid_phony): Likewise.
24850 (gimple_omp_teams_grid_phony): Likewise.
24851 (gimple_omp_teams_set_grid_phony): Likewise.
24852 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24853 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24854 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24855 (BUILT_IN_GOMP_TARGET): Updated type.
24856 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24857 (adjust_for_condition): New function.
24858 (get_omp_for_step_from_incr): Likewise.
24859 (extract_omp_for_data): Moved parts to adjust_for_condition and
24860 get_omp_for_step_from_incr.
24861 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24862 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24863 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24864 (scan_omp_parallel): Do not create child functions for phony
24866 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24867 (scan_omp_1_op): Checking assert we are not remapping to
24868 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24869 (parallel_needs_hsa_kernel_p): New function.
24870 (expand_parallel_call): Register apprpriate parallel child
24871 functions as HSA kernels.
24872 (grid_launch_attributes_trees): New type.
24873 (grid_attr_trees): New variable.
24874 (grid_create_kernel_launch_attr_types): New function.
24875 (grid_insert_store_range_dim): Likewise.
24876 (grid_get_kernel_launch_attributes): Likewise.
24877 (get_target_argument_identifier_1): Likewise.
24878 (get_target_argument_identifier): Likewise.
24879 (get_target_argument_value): Likewise.
24880 (push_target_argument_according_to_value): Likewise.
24881 (get_target_arguments): Likewise.
24882 (expand_omp_target): Call get_target_arguments instead of looking
24883 up for teams and thread limit.
24884 (grid_expand_omp_for_loop): New function.
24885 (grid_arg_decl_map): New type.
24886 (grid_remap_kernel_arg_accesses): New function.
24887 (grid_expand_target_kernel_body): New function.
24888 (expand_omp): Call it.
24889 (lower_omp_for): Do not emit phony constructs.
24890 (lower_omp_taskreg): Do not emit phony constructs but create for them
24891 a temporary variable receiver_decl.
24892 (lower_omp_taskreg): Do not emit phony constructs.
24893 (lower_omp_teams): Likewise.
24894 (lower_omp_grid_body): New function.
24895 (lower_omp_1): Call it.
24896 (grid_reg_assignment_to_local_var_p): New function.
24897 (grid_seq_only_contains_local_assignments): Likewise.
24898 (grid_find_single_omp_among_assignments_1): Likewise.
24899 (grid_find_single_omp_among_assignments): Likewise.
24900 (grid_find_ungridifiable_statement): Likewise.
24901 (grid_target_follows_gridifiable_pattern): Likewise.
24902 (grid_remap_prebody_decls): Likewise.
24903 (grid_copy_leading_local_assignments): Likewise.
24904 (grid_process_kernel_body_copy): Likewise.
24905 (grid_attempt_target_gridification): Likewise.
24906 (grid_gridify_all_targets_stmt): Likewise.
24907 (grid_gridify_all_targets): Likewise.
24908 (execute_lower_omp): Call grid_gridify_all_targets.
24909 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24910 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24911 (tree_omp_clause): Added union field dimension.
24912 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24913 * tree.c (omp_clause_num_ops): Added number of arguments of
24914 OMP_CLAUSE__GRIDDIM_.
24915 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24916 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24917 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24918 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24919 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24920 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24921 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24922 * tree-pass.h (make_pass_gen_hsail): Declare.
24923 (make_pass_ipa_hsa): Likewise.
24924 * ipa-hsa.c: New file.
24925 * lto-section-in.c (lto_section_name): Add hsa section name.
24926 * lto-streamer.h (lto_section_type): Add hsa section.
24927 * timevar.def (TV_IPA_HSA): New.
24928 * hsa-brig-format.h: New file.
24929 * hsa-brig.c: New file.
24930 * hsa-dump.c: Likewise.
24931 * hsa-gen.c: Likewise.
24934 * toplev.c (compile_file): Call hsa_output_brig.
24935 * hsa-regalloc.c: New file.
24937 2016-01-18 Jeff Law <law@redhat.com>
24939 PR tree-optimization/69320
24940 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24941 ranged object, do nothing if the RHS constant is not [0..1].
24942 (optimize_stmt): Comparing a boolean ranged object against a
24943 constant outside [0..1] results in a compile-time constant.
24945 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24948 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24950 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24951 (Option Summary): Update to reflect new section and moved options.
24952 (C++ Dialect Options): Move -fstats to new section.
24953 (Debugging Options): Move all dump, statistics, and other GCC
24954 developer options to new section. Rewrite section introduction
24955 and re-order remaining options to put the more basic ones first.
24956 (Optimization Options): Move -fira-verbose and -flto-report* to
24958 (Developer Options): New section incorporating moved options.
24959 * doc/cppopts.texi (-dM): Update cross-reference.
24961 2016-01-18 Richard Henderson <rth@redhat.com>
24964 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24965 operands to pseudo only if CSE is expected. Split long immediate
24966 operands only after reload, and for the stack pointer.
24967 (*add<GPI>3_pluslong): Remove.
24968 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24969 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24970 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24971 (*add<GPI>3 peepholes): New.
24972 (*add<GPI>3 splitters): New.
24973 * config/aarch64/constraints.md (Upl): New.
24974 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24976 2016-01-18 Richard Biener <rguenther@suse.de>
24978 PR tree-optimization/69297
24979 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24981 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24983 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24985 PR middle-end/68542
24986 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24987 of mixind vector and scalar types.
24988 (fold_relational_const): Add handling of vector
24989 comparison with boolean result.
24990 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24991 comparison of vector operands with boolean result for EQ/NE only.
24992 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24993 (verify_gimple_cond): Likewise.
24994 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
24997 2016-01-18 Joseph Myers <joseph@codesourcery.com>
24999 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25002 2016-01-18 Richard Biener <rguenther@suse.de>
25004 PR middle-end/69308
25005 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25007 2016-01-18 Tom de Vries <tom@codesourcery.com>
25009 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25011 2016-01-18 Tom de Vries <tom@codesourcery.com>
25013 * omp-low.c (set_oacc_fn_attrib): Make extern.
25014 * omp-low.h (set_oacc_fn_attrib): Declare.
25015 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25016 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25017 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25018 Add and handle function parameter oacc_kernels_p.
25019 (find_reduc_addr, get_omp_data_i_param): New function.
25020 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25021 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25022 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25023 Calculate dominance info. Skip loops that are not in a kernels region
25024 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25025 (pass_parallelize_loops::execute): Call parallelize_loops with
25026 oacc_kernels_p argument.
25027 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25028 New member function.
25029 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25030 * passes.def: Add argument to pass_parallelize_loops instantation.
25032 2016-01-18 Tom de Vries <tom@codesourcery.com>
25034 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25035 pass_parallelize_loops to be run outside the loop pipeline.
25037 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25039 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25040 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25042 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25045 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25046 using get_ref_base_and_extent.
25047 (equal_mem_array_ref_p): New.
25048 (hashable_expr_equal_p): Add call to previous.
25050 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25053 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25054 (sra_initialize): Allocate disqualified_constants.
25055 (sra_deinitialize): Free disqualified_constants.
25056 (disqualify_candidate): Update disqualified_constants when appropriate.
25057 (create_access): Scan for constant-pool entries as we go along.
25058 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25059 (maybe_add_sra_candidate): Allow constant-pool entries.
25060 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25061 (initialize_constant_pool_replacements): New.
25062 (sra_modify_assign): Avoid mangling assignments created by previous,
25063 and don't generate writes into constant pool.
25064 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25066 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25068 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25069 andnot instruction.
25070 (scalar_chain::convert_op): Likewise.
25071 * config/i386/i386.md (*andndi3_doubleword): New.
25073 2016-01-18 Richard Biener <rguenther@suse.de>
25075 PR tree-optimization/69170
25076 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25077 building a vector from scalar results of a pattern stmt.
25079 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25081 * haifa-sched.c (autopref_multipass_init): Work around
25082 -Wmaybe-uninitialized warning.
25084 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25086 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25087 against the constant 0.
25089 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25091 PR tree-optimization/68799
25092 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25093 look up phi candidates in the statement-candidate map.
25094 (phi_add_costs): Likewise.
25095 (record_phi_increments): Likewise.
25096 (phi_incr_cost): Likewise.
25097 (ncd_with_phi): Likewise.
25098 (all_phi_incrs_profitable): Likewise.
25100 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25102 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25103 -Wmaybe-uninitialized warning.
25105 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25107 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25108 (Option Summary): Update to reflect new section and moved options.
25109 (C++ Dialect Options): Move -fvtable-verify and related options.
25110 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25111 and profiling-related options.
25112 (Optimization Options): Move profile generation options and
25113 -fstack-protector and related options.
25114 (Instrumentation Options): New section incorporating moved options.
25115 (Code Generation Options): Move -finstrument-functions and
25116 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25118 2016-01-16 Tom de Vries <tom@codesourcery.com>
25120 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25122 2016-01-16 Tom de Vries <tom@codesourcery.com>
25124 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25126 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25128 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25129 that checks whether the table is already empty. Rename the
25130 original implementation to...
25131 (hash_table::empty_slot): ...this new private function.
25133 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25135 PR diagnostic/68899
25136 * diagnostic-show-locus.c (layout::print_source_line): Move x
25137 offset of line until after call to
25138 get_line_width_without_trailing_whitespace.
25140 2016-01-15 Jeff Law <law@redhat.com>
25142 PR tree-optimization/69270
25143 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25144 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25145 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25146 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25147 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25148 ssa_name_has_boolean_range and constant_boolean_node.
25150 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25152 PR rtl-optimization/69030
25153 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25155 (spill_pseudos): Delete debug insn for dead pseudo.
25156 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25158 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25160 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25162 (TYPES_UNOPUS): Likewise.
25163 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25164 builtin type, from UNOP to UNOPUS.
25165 (lbtruncuv4sf): Likewise.
25166 (lbtruncuv2df): Likewise.
25167 (lrounduv2sf): Likewise.
25168 (lrounduv4sf): Likewise.
25169 (lrounduv2df): Likewise.
25170 (lroundusf): Likewise.
25171 (lroundusf): Likewise.
25172 (lceiluv2sf): Likewise.
25173 (lceiluv4sf): Likewise.
25174 (lceiluv2df): Likewise.
25175 (lceilusf): Likewise.
25176 (lceiludf): Likewise.
25177 (lflooruv2sf): Likewise.
25178 (lflooruv4sf): Likewise.
25179 (lflooruv2df): Likewise.
25180 (lfloorusf): Likewise.
25181 (lfloorudf): Likewise.
25182 (lfrintnuv2sf): Likewise.
25183 (lfrintnuv4sf): Likewise.
25184 (lfrintnuv2df): Likewise.
25185 (lfrintnusf): Likewise.
25186 (lfrintnudf): Likewise.
25187 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25189 (vcvtq_u32_f32): Likewise.
25190 (vcvtq_u64_f64): Likewise.
25191 (vcvta_u32_f32): Likewise.
25192 (vcvtaq_u32_f32): Likewise.
25193 (vcvtaq_u64_f64): Likewise.
25194 (vcvtm_u32_f32): Likewise.
25195 (vcvtmq_u32_f32): Likewise.
25196 (vcvtmq_u64_f64): Likewise.
25197 (vcvtn_u32_f32): Likwise.
25198 (vcvtnq_u32_f32): Likewise.
25199 (vcvtnq_u64_f64): Likewise.
25200 (vcvtp_u32_f32): Likewise.
25201 (vcvtpq_u32_f32): Likewise.
25202 (vcvtpq_u64_f64): Likewise.
25203 (vcvtmd_u64_f64): Likewise.
25204 (vcvtms_u32_f32): Likewise.
25205 (vcvtad_u64_f64): Likewise.
25206 (vcvtas_u32_f32): Likewise.
25207 (vcvtnd_u64_f64): Likewise.
25208 (vcvtns_u32_f32): Likewise.
25209 (vcvtpd_u64_f64): Likewise.
25210 (vcvtps_u32_f32): Likewise.
25212 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25214 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25215 CSEL of zero_extended registers.
25217 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25219 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25220 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25222 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25224 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25225 false when argument string is not found in the attributes table
25228 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25231 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25232 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25233 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25234 precision estimate.
25236 2016-01-15 Richard Biener <rguenther@suse.de>
25238 PR tree-optimization/66856
25239 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25240 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25241 (vect_create_new_slp_node): Increment stmt reference count.
25242 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25243 an SLP tree before swapping operands.
25244 (vect_build_slp_tree): Likewise.
25245 (destroy_bb_vec_info): Free stmt info after SLP instances.
25246 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25247 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25248 (STMT_VINFO_NUM_SLP_USES): New macro.
25250 2016-01-15 Richard Biener <rguenther@suse.de>
25253 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25254 (add_linkage_name): ... here.
25255 (gen_typedef_die): Use add_linkage_name_raw instead of
25256 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25259 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25261 * gimplify.c (oacc_default_clause): Decode reference and pointer
25262 types for both kernels and parallel regions.
25264 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
25266 PR middle-end/69246
25267 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
25269 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25271 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
25272 (convert_scalars_to_vector): Likewise.
25274 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
25276 * doc/extend.texi (Type Traits): Fix grammar.
25278 2016-01-15 Martin Jambor <mjambor@suse.cz>
25280 * tree-inline.c (remap_decl): Use existing dclarations if
25281 remapping a type and prevent_decl_creation_for_types.
25282 (replace_locals_stmt): Do an initial remapping of non-VLA typed
25283 decls first. Do real remapping with
25284 prevent_decl_creation_for_types set.
25285 * tree-inline.h (copy_body_data): New field
25286 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
25289 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25291 * config/s390/s390.opt (mmvcle): More verbose help text.
25293 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25295 * config/s390/s390.opt: Add period to -mzvector option text.
25297 2016-01-15 Richard Biener <rguenther@suse.de>
25299 PR tree-optimization/68961
25300 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
25301 of invariants in stores again.
25303 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
25305 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
25307 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25309 * config/i386/i386.c (ix86_expand_branch): Don't split
25310 DI mode xor instruction to SI mode.
25312 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25315 * ipa-icf.c (sem_function::merge): Virtual functions may become
25316 reachable even if they address is not taken and there are no
25319 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25321 * lto-streamer-out.c (subtract_estimated_size): New function.
25322 (get_symbol_initial_value): Use it.
25324 2016-01-15 Christian Bruel <christian.bruel@st.com>
25327 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
25328 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
25329 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
25330 use add_builtin_function_ext_scope instead of add_builtin_function.
25331 (neon_set_p, neon_crypto_set_p): Remove.
25332 (arm_init_builtins): Always call arm_init_neon_builtins and
25333 arm_init_crypto_builtins.
25334 (arm_expand_builtin): Check that builtins are allowed for the arch.
25335 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
25336 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
25337 arm_init_neon_builtins call.
25339 2016-01-15 Richard Biener <rguenther@suse.de>
25341 PR tree-optimization/69117
25342 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
25343 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
25344 of the leader conservatively.
25345 (free_scc_vn): Restore original SSA name infos.
25347 2016-01-14 Jeff Law <law@redhat.com>
25349 PR tree-optimization/69270
25350 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
25351 single bit of precision, verify it's also unsigned.
25352 (record_edge_info): Use constant_boolean_node rather than fold_convert
25353 to convert boolean_true/boolean_false to the right type.
25355 2016-01-14 Richard Henderson <rth@redhat.com>
25358 * loop-doloop.c (record_reg_sets): New.
25359 (doloop_optimize): Reject the transform if the sequence
25360 clobbers registers live at the end of the loop block.
25361 (doloop_optimize_loops): Enable df_live if needed.
25363 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25365 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
25366 * config/rs6000/rs6000.c: Likewise.
25367 * config/rs6000/rs6000.h: Likewise.
25368 * config/rs6000/rs6000.md: Likewise.
25369 * doc/extend.texi: Likewsie.
25371 2016-01-14 Jeff Law <law@redhat.com>
25373 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
25376 2016-01-14 Richard Henderson <rth@redhat.com>
25380 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
25381 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
25382 instead of builtin_decl_declared_p to test for declaration.
25384 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
25386 * doc/loop.texi (Loop Analysis and Representation): Document
25387 loop_depth function.
25389 2016-01-14 Tom de Vries <tom@codesourcery.com>
25391 PR tree-optimization/68773
25392 * omp-low.c (expand_omp_target): Don't set force_output.
25393 * varpool.c (varpool_node::get_create): Same.
25394 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
25395 offload_funcs with force_output.
25397 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25400 * lra-eliminations.c (move_plus_up): Don't change anything if either
25401 the outer or inner subreg mode is not MODE_INT.
25402 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25403 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25405 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25407 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25408 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25409 reduc_uplus_@var{m}): Remove.
25410 * expr.c (expand_expr_real_2): Remove expansion path for
25411 reduc_[us](min|max|plus) optabs.
25412 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25413 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25414 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25415 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25416 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25417 reduc_[us](min|max|plus) optabs.
25419 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25421 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25422 (reduc_plus_scal_v2sf): New.
25423 (reduc_smax_v2sf): Rename to...
25424 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25425 (reduc_smin_v2sf): Rename to...
25426 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25428 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25430 * alias.c (compare_base_symbol_refs): New function.
25431 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25434 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25436 PR middle-end/68146
25437 PR tree-optimization/69155
25438 * tree-complex.c: Include cfganal.h.
25439 (phis_to_revisit): New variable.
25440 (extract_component): Add phiarg_p argument. Assert that returned
25441 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25442 (update_phi_components): Partly rewrite to use loop over real/imag
25443 components instead of code duplication. If extract_component returns
25444 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25445 create_tmp_reg into the PHI node instead, and mention the phi triplet
25446 in phis_to_revisit.
25447 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25448 in phis_to_revisit at the end.
25450 2016-01-14 Richard Biener <rguenther@suse.de>
25452 PR tree-optimization/68060
25453 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25454 outer loop reduction is only used in the inner loop before
25455 detecting a double reduction.
25457 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25460 * combine.c (expand_field_assignment): Punt if compute_mode is
25461 unsupported scalar mode.
25463 2016-01-14 Richard Biener <rguenther@suse.de>
25465 PR tree-optimization/66856
25466 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25467 SLP node only if it built successfully.
25468 (vect_analyze_slp_instance): Adjust.
25470 2016-01-14 Jeff Law <law@redhat.com>
25472 PR tree-optimization/69270
25473 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25474 (record_edge_info): Use it. Convert boolean_{true,false}_node
25475 to the type of op0.
25477 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25480 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25481 use block_ultimate_origin
25482 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25484 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25486 * doc/invoke.texi (Submodel Options): Rename section to
25487 "Machine-Dependent Options" to better reflect its content.
25488 Rewrite introductory text to remove archaic CPU names.
25491 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25493 * doc/invoke.texi (Code Gen Options): Move section up in file,
25494 before target-specific options. Update menu and option summary
25495 to reflect the new section ordering.
25497 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25499 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25500 (C++ Dialect Options): Add cross-reference to -std option.
25501 * doc/standards.texi (C++ Language): Document C++14 support.
25503 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25505 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25506 for pack/unpack functions for __ibm128.
25507 (PACK_IF): Likewise.
25508 (UNPACK_IF): Likewise.
25510 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25511 support for __ibm128 pack/unpack functions.
25512 (rs6000_invalid_builtin): Likewise.
25513 (rs6000_init_builtins): Likewise.
25514 (rs6000_opt_masks): Likewise.
25516 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25517 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25519 (RS6000_BTM_COMMON): Likewise.
25521 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25522 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25523 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25524 128-bit floating point. Add support for the double values to be
25525 in Altivec registers for TF/IF packing and unpacking, but restrict
25526 TD packing sub-fields to be FPR registers. Don't allow overlapped
25527 register support for packing. Allow pack inputs to be memory
25528 locations. Don't build generator functions for unpack<mode>_dm
25529 and unpack<mode>_nodm.
25530 (unpack<mode>_dm): Likewise.
25531 (unpack<mode>_nodm): Likewise.
25532 (pack<mode>): Likewise.
25534 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25535 built-in functions to pack/unpack explicit __ibm128 values.
25536 (__builtin_unpack_ibm128): Likewise.
25538 * doc/extend.texi (PowerPC Built-in Functions): Document
25539 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25541 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25544 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25545 Add new arg loc and pass it down as context.
25546 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25547 to the location to use for the warning.
25548 (check_function_arguments): New arg loc. All callers changed. Pass
25549 it to check_function_nonnull.
25550 * c-common.h (check_function_arguments): Adjust declaration.
25552 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25554 PR tree-optimization/69156
25555 * gimple.c (validate_type): Removed.
25556 (gimple_builtin_call_types_compatible_p): Use
25557 useless_type_conversion_p instead of validate_type.
25558 * value-prof.c (gimple_stringop_fixed_value): Fold
25559 icall_size to correct type.
25561 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25563 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25566 2016-01-13 Richard Henderson <rth@redhat.com>
25569 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25570 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25571 (ix86_builtin_tm_store): Remove.
25572 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25573 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25574 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25575 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25576 * doc/tm.texi: Rebuild.
25578 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25579 (BUILT_IN_TM_MEMCPY_RTWN): New.
25580 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25581 fallback from vector to integer helpers.
25582 (build_tm_load): Handle vector types directly, instead of
25584 (build_tm_store): Likewise.
25585 (expand_assign_tm): Prepare for register types not handled by
25586 the above. Copy them to memory and use memcpy.
25587 * tree.c (tm_define_builtin): New.
25588 (find_tm_vector_type): New.
25589 (build_tm_vector_builtins): New.
25590 (build_common_builtin_nodes): Call it.
25592 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25594 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25595 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25597 2016-01-13 Tom de Vries <tom@codesourcery.com>
25599 PR tree-optimization/69169
25600 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25601 handled_struct_type param.
25602 (create_variable_info_for, intra_create_variable_infos): Call
25603 create_variable_info_for_1 with extra arg.
25605 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25607 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25608 and "armv8.1-a+crc" entries.
25610 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25613 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25614 Change first operand predicate from register_or_constm1_operand
25615 to register_operand.
25616 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25617 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25618 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25619 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25620 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25621 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25622 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25623 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25624 comparison with constm1_rtx from vec_prefetch_gen part.
25626 2016-01-13 Richard Biener <rguenther@suse.de>
25628 PR tree-optimization/69013
25629 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25630 Exchange assert for a test.
25632 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25635 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25637 2016-01-13 Richard Biener <rguenther@suse.de>
25639 PR tree-optimization/69242
25640 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25641 assert with a check.
25643 2016-01-13 Richard Biener <rguenther@suse.de>
25645 PR tree-optimization/69186
25646 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25647 Properly guard vect_update_misalignment_for_peel call.
25649 2016-01-12 Jeff Law <law@redhat.com>
25651 PR tree-optimization/pr67755
25652 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25653 "need_profile_correction".
25654 (thread_block_1): Initialize new field to false by default. If we
25655 have multiple thread paths through a common joiner to different
25656 final targets, then set new field to true.
25657 (compute_path_counts): Only do count adjustment when it's really
25660 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25662 * doc/invoke.texi (Spec Files): Move section down in file, past
25663 all command-line option descriptions.
25665 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25667 PR middle-end/54809
25668 * doc/gty.texi: Remove documentation of mark_hook.
25669 * gengtype.c (struct write_types_data): Remove code to support
25670 mark_hook attribute.
25671 (walk_type): Likewise.
25672 (write_func_for_structure): Likewise.
25674 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25676 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25677 Directory Options, and -specs= to Overall Options.
25678 (Overall Options): Adjust similarly. Reorder to group related
25679 options together. Make -specs= cross-reference the spec file details.
25680 (Directory Options): Adjust similarly.
25682 2016-01-12 Jeff Law <law@redhat.com>
25684 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25686 2016-01-12 Olivier Hainque <hainque@adacore.com>
25688 * gcc.c (spec_undefvar_allowed): New global.
25689 (process_command): Set to true when running for --version or --help,
25691 (getenv_spec_function): When the variable is not defined, use the
25692 variable name as the variable value if we're allowed not to issue
25695 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25697 PR tree-optimization/68911
25698 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25699 information computed for expression "init + nit * step".
25701 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25703 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25704 about name of GCC executable. Remove deleted node from menu.
25705 (Directory Options) <-B>: Remove cross-reference to deleted node.
25706 (Target Options): Delete section.
25708 2016-01-12 Christian Bruel <christian.bruel@st.com>
25711 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25712 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25714 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25717 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25718 aligned_mem is properly set for AVX512-VL floating point masked
25722 * ifcvt.c (cond_exec_process_if_block): When removing the last
25723 insn from then_bb, remove also any possible barriers that follow it.
25725 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25729 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25730 (PTRDIFF_TYPE): Likewise.
25731 (WCHAR_TYPE): Likewise.
25732 (WCHAR_TYPE_SIZE): Likewise.
25733 (STDINT_LONG32): Likewise.
25735 2016-01-12 Richard Biener <rguenther@suse.de>
25737 PR tree-optimization/69053
25738 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25739 convert initial value for cond reductions.
25741 2016-01-12 Richard Biener <rguenther@suse.de>
25743 PR tree-optimization/69007
25744 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25745 widen_sum after dot_prod and sad.
25747 2016-01-12 Richard Biener <rguenther@suse.de>
25749 PR tree-optimization/69168
25750 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25751 pattern stmt SLP type.
25752 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25753 end up unused so cope with that case.
25755 2016-01-12 Richard Biener <rguenther@suse.de>
25757 PR tree-optimization/69157
25758 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25759 stmts def type only during analyze phase.
25760 (vectorizable_call): Likewise.
25761 (vectorizable_simd_clone_call): Likewise.
25762 (vectorizable_conversion): Likewise.
25763 (vectorizable_assignment): Likewise.
25764 (vectorizable_shift): Likewise.
25765 (vectorizable_operation): Likewise.
25766 (vectorizable_store): Likewise.
25767 (vectorizable_load): Likewise.
25769 2016-01-12 Richard Biener <rguenther@suse.de>
25771 PR tree-optimization/69174
25772 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25774 (vectorizable_load): Properly compute the number of loads needed
25775 for permuted strided SLP loads and do not spuriously assign
25776 to SLP_TREE_VEC_STMTS.
25778 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25780 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25781 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25782 (MD_EXEC_PREFIX): Remove.
25783 (MD_STARTFILE_PREFIX) Removee.
25784 (FILE_NAME_ABSOLUTE_P): Remove.
25785 (CPP_SPEC): Do not read macros from sys/version.h.
25786 (LINK_COMMAND_SPEC): Remove.
25787 (LOCAL_INCLUDE_DIR): Remove.
25788 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25789 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25790 (POST_LINK_SPEC): Define to invoke stubify after linker
25791 (LIBSTDCXX): Remove define
25792 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25793 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25794 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25795 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25796 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25797 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25798 (i386_djgpp_asm_named_section): Add propotype of new procedure
25800 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25801 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25802 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25803 in config/i386/djgpp.h).
25804 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25805 STANDARD_STARTFILE_PREFIX_1.
25806 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25807 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25808 installation errors.
25809 (MAX_OFILE_ALIGNMENT): Define to 128.
25810 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25812 * config/i386/djgpp.c: New file. Add implementation of
25813 i386_djgpp_asm_named_section.
25815 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25817 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25818 Add rule for building djgpp.o.
25820 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25822 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25823 (rtx_is_swappable_p): Reductions are swappable.
25824 (insn_is_swappable_p): V2DF reductions are swappable.
25826 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25828 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25829 reloads for other unsupported memory operands.
25831 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25832 Jim Wilson <jim.wilson@linaro.org>
25835 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25836 copy_to_mode_reg instead of force_reg.
25838 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25841 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25842 TARGET_80387 is true.
25844 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25847 * lra-eliminations.c (move_plus_up): Only move plus up
25848 if subreg of the constant can be simplified into constant
25849 and use the simplified subreg of the constant instead of
25850 the original constant.
25852 * fold-const.c (fold_convertible_p): Don't return true
25853 for conversion of VECTOR_TYPE to same sized integral type.
25854 (fold_convert_loc): Fix up formatting. Fold conversion of
25855 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25856 instead of NOP_EXPR.
25858 PR tree-optimization/69214
25859 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25860 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25863 PR tree-optimization/69207
25864 * tree-vect-slp.c (vect_get_constant_vectors): For
25865 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25866 fold_convertible_p to vector_type's element type, and always
25867 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25869 2016-01-11 Richard Biener <rguenther@suse.de>
25871 PR tree-optimization/69173
25872 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25873 fixup the cycle if all stmts are in a pattern.
25875 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25877 PR middle-end/68999
25878 * alias.c (base_alias_check): Move check for addresses with
25879 alignment ANDs before the call for compare_base_decls.
25880 (memrefs_conflict_p): Return -1 for different decls
25881 that went through alignment adjustments.
25883 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25885 PR rtl-optimization/68796
25886 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25887 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25888 and QImode comparisons against zero with CC_NZmode.
25889 * config/aarch64/iterators.md (short_mask): New mode_attr.
25891 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25893 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25894 (<avx512>_store<mode>_mask): Likewise.
25896 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25897 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25899 PR rtl-optimization/68841
25900 * ifcvt.c (struct noce_if_info): Add orig_x field.
25901 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25902 Don't record conflicts on to_rename if it's present.
25903 Allow memory destinations in sets.
25904 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25905 blocks, passing orig_x to the checks.
25906 (noce_process_if_block): Set if_info->orig_x appropriately.
25908 2016-01-11 Tom de Vries <tom@codesourcery.com>
25910 PR tree-optimization/69069
25911 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25913 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25915 PR rtl-optimization/68920
25916 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25917 of conditional moves for RTL if-conversion to 1 for
25918 TARGET_ONE_IF_CONV_INSN.
25919 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25920 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25921 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25922 parameter to restirct number of conditional moves for
25924 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25925 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25928 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25931 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25932 onepart vars. Fix typo in comment. Fix reversed condition in
25934 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25937 * var-tracking.c (dump_onepart_variable_differences): New.
25938 (dataflow_set_different): If a detailed dump is requested,
25939 delay early returns and dump differences between onepart
25940 variables present before and after, and added variables.
25942 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25945 * expr.c (expand_expr_real_1): For boolean vector constants
25946 with a scalar mode use const_scalar_mask_from_tree.
25947 (const_scalar_mask_from_tree): New.
25948 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25949 assigned to a mask type to handle constants.
25951 2016-01-11 Martin Jambor <mjambor@suse.cz>
25954 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25955 useless parameters if we cannot change function signature.
25957 2016-01-11 Martin Jambor <mjambor@suse.cz>
25960 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25963 2016-01-11 Tom de Vries <tom@codesourcery.com>
25965 PR tree-optimization/69109
25966 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25969 2016-01-11 Tom de Vries <tom@codesourcery.com>
25971 PR tree-optimization/69108
25972 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25973 res is not used in a phi.
25975 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25978 * common.opt (frandom-seed): Fix parameter name.
25979 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25981 2016-01-11 Tom de Vries <tom@codesourcery.com>
25983 PR tree-optimization/69058
25984 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25987 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25989 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25990 (mcode-density): Likewise.
25992 2016-01-10 Tom de Vries <tom@codesourcery.com>
25994 PR tree-optimization/69062
25995 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
25996 (parallelize_loops): Don't paralelize loop that has phi with address
25999 2016-01-10 Tom de Vries <tom@codesourcery.com>
26001 PR tree-optimization/69039
26002 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26005 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26007 PR middle-end/68743
26008 * match.pd: Require target has function_c99_misc before doing
26009 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26011 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26013 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26015 * configure: Regenerate.
26017 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26019 PR middle-end/50865
26020 PR tree-optimization/69097
26021 * fold-const.h (expr_not_equal_to): New prototype.
26022 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26023 (expr_not_equal_to): New function.
26024 * match.pd (X % -Y is the same as X % Y): Don't optimize
26025 unless X is known not to be equal to minimum or Y is known
26026 not to be equal to -1.
26027 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26028 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26029 (simplify_stmt_using_ranges): Adjust caller.
26030 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26031 substitute_and_fold.
26033 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26035 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26038 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26040 PR tree-optimization/69167
26041 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26042 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26044 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26046 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26047 Richard Biener <rguenther@suse.de>
26049 PR tree-optimization/68707
26050 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26051 instances that can be handled via vect_load_lanes.
26053 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26055 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26056 if we can't determine address equivalence.
26057 * alias.c (compare_base_decl): Update for changed return value of
26058 symtab_node::equal_address_to.
26060 2016-01-08 Jason Merrill <jason@redhat.com>
26064 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26065 * expr.c (store_field): Not here.
26066 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26067 call with TREE_ADDRESSABLE type.
26068 * tree-cfg.c (verify_gimple_call): Adjust.
26070 2016-01-08 Olivier Hainque <hainque@adacore.com>
26072 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26075 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26077 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26078 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26079 (reduc_smin_v2sf): Rename to...
26080 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26081 (reduc_splus_v2sf): Rename to...
26082 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26084 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26086 PR tree-optimization/69162
26087 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26088 valist argument in another argument.
26089 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26090 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26091 to determine the va_list type, build a MEM_REF instead of
26092 build_fold_indirect_ref.
26094 PR tree-optimization/69172
26095 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26098 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26100 PR tree-optimization/67781
26101 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26102 and cmpnop in two steps: first the ones not accessed in original
26103 gimple expression in a endian independent way and then the ones not
26104 accessed in the final result in an endian-specific way.
26106 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26108 PR tree-optimization/69083
26109 * tree-vect-slp.c (vect_get_constant_vectors): For
26110 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26111 element type. If op is fold_convertible_p to vector_type's element
26112 type, use NOP_EXPR instead of VCE.
26114 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26116 PR rtl-optimization/67778
26117 PR rtl-optimization/68634
26118 PR rtl-optimization/68909
26119 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26120 block from the stack until done with it. Remove a superfluous
26121 bitmap set. Remove a superfluous bitmap test.
26123 2016-01-07 Martin Sebor <msebor@redhat.com>
26126 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26127 constraint on the type of arguments.
26129 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26131 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26132 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26133 unaligned_access on the gcc_options set.
26134 * config/arm/arm.c (arm_option_override_internal): Use
26135 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26137 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26140 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26141 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26143 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26146 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26149 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26150 depending on frame_pointer_needed before remaining integer and SSE
26151 registers are saved.
26153 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26156 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26158 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26161 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26162 Use the "xBm" constraint.
26163 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26165 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26166 (sse_cvtsi2ssq<round_name>): Likewise.
26167 (sse_cvtss2si<round_name>): Likewise.
26168 (sse_cvtss2siq<round_name>): Likewise.
26169 (sse2_cvtsi2sdq<round_name>): Likewise.
26170 (sse2_cvtsd2si<round_name>): Likewise.
26171 (sse2_cvtsd2siq<round_name>): Likewise.
26172 * config/i386/subst.md (round_nimm_scalar_predicate): New
26175 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26177 PR middle-end/67639
26178 * varasm.c (make_decl_rtl): Mark invalid register vars as
26181 PR rtl-optimization/66206
26182 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26183 All callers changed.
26185 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26187 PR tree-optimization/69141
26188 * tree-ssa-pre.c: Include langhooks.h.
26189 (eliminate_dom_walker::before_dom_children): Use
26190 lang_hooks.decl_printable_name instead of
26191 cgraph_node::get ()->name ().
26193 PR middle-end/68960
26194 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26195 it and DECL_ALIGN too.
26197 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26199 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26201 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26204 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26205 depending on frame_pointer_needed before remaining integer and SSE
26206 registers are saved.
26208 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26210 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26211 mode iterator with VSX_M2.
26212 (*p9_vecstore_<mode>): Likewise.
26213 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26214 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26215 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26216 (define_split for VSX_LE128 stores): Likewise.
26217 (define_peephole2 for TImode LE swaps): Likewise.
26218 (define_split for VSX_LE128 post-reload stores): Likewise.
26220 2016-01-06 Marek Polacek <polacek@redhat.com>
26223 * convert.c (convert_to_integer_1): Adjust call to
26224 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26225 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26226 EXPR instead of ARG.
26227 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26229 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26232 * doc/extend.texi (RL78 Variable Attributes): New section.
26234 2016-01-05 Marek Polacek <polacek@redhat.com>
26237 * builtins.c (get_memmodel): Use expansion point location rather than
26238 the input location. Call warning_at rather than warning.
26239 (expand_builtin_atomic_compare_exchange): Likewise.
26240 (expand_builtin_atomic_load): Likewise.
26241 (expand_builtin_atomic_store): Likewise.
26242 (expand_builtin_atomic_clear): Likewise.
26244 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26247 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26248 Replace nonimmediate_operand with vector_operand.
26249 * config/i386/predicates.md (vector_operand): New predicate.
26250 (general_vector_operand): Replace nonimmediate_operand with
26252 * config/i386/sse.md: Replace nonimmediate_operand with
26253 vector_operand and m constraint with Bm constraint on SSE
26254 patterns with 16-byte memory operand.
26255 * config/i386/subst.md (round_nimm_predicate): Replace
26256 nonimmediate_operand with vector_operand.
26257 (round_saeonly_nimm_predicate): Likewise.
26258 (round_saeonly_nimm_scalar_predicate): New.
26260 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26263 * config/i386/constraints.md (Bm): New constraint.
26264 * config/i386/predicates.md (vector_memory_operand): New
26266 * config/i386/sse.md: Replace xm with xBm in plusminus and
26267 any_logic patterns.
26269 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26272 * doc/extend.texi (V850 Function Attributes): New section.
26273 (V850 Variable Attributes): New section.
26275 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26278 * doc/extend.texi (MicroBlaze Function Attributes): Document
26279 interrupt_handler and fast_interrupt attributes.
26281 2016-01-05 Sergei Trofimovich <siarheit@google.com>
26284 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
26285 for local symbolic operands.
26286 * config/ia64/predicates.md (local_symbolic_operand64): New
26289 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26291 PR rtl-optimization/68651
26292 * combine.c (combine_simplify_rtx): Canonicalize x + x into
26295 2016-01-05 Nathan Sidwell <nathan@acm.org>
26297 * alias.c (compare_base_decls): Use symtab_node::get.
26299 2016-01-05 Nick Clifton <nickc@redhat.com>
26302 * ira-costs.c (copy_cost): Initialise the t_icode field of the
26303 secondary_reload_info structure.
26306 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
26307 decls if weak support is available.
26309 2016-01-04 Martin Sebor <msebor@redhat.com>
26311 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
26313 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26315 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
26316 OPTION_MASK_P9_DFORM.
26318 * config/rs6000/constraints.md (wo constraint): New constraint for
26321 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
26323 (rs6000_init_hard_regno_mode_ok): Likewise.
26325 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
26328 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
26329 expanders not to have constraints. Add support for ISA 3.0 xxperm
26330 instruction. Add support for fusing xxlor with xxperm.
26331 (altivec_vperm_<mode>_internal): Likewise.
26332 (altivec_vperm_v8hiv16qi): Likewise.
26333 (altivec_vperm_<mode>v16q): Likewise.
26334 (altivec_vperm_<mode>_uns): Likewise.
26335 (vperm_v8hiv4si): Likewise.
26336 (vperm_v16qiv8hi): Likewise.
26338 * doc/md.texi (RS/6000 constraints): Document wo constraint.
26340 2016-01-04 Jakub Jelinek <jakub@redhat.com>
26342 Update copyright years.
26344 * gcc.c (process_command): Update copyright notice dates.
26345 * gcov-dump.c (print_version): Ditto.
26346 * gcov.c (print_version): Ditto.
26347 * gcov-tool.c (print_version): Ditto.
26348 * gengtype.c (create_file): Ditto.
26349 * doc/cpp.texi: Bump @copying's copyright year.
26350 * doc/cppinternals.texi: Ditto.
26351 * doc/gcc.texi: Ditto.
26352 * doc/gccint.texi: Ditto.
26353 * doc/gcov.texi: Ditto.
26354 * doc/install.texi: Ditto.
26355 * doc/invoke.texi: Ditto.
26357 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26359 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
26360 modes larger than TImode as TImode if NEON is not enabled.
26362 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26365 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
26366 mode for %f0-%f31 only if TARGET_FPU.
26368 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26371 * config/sparc/sparc.c (scan_record_type): Take into account subfields
26372 to compute the PACKED_P predicate.
26373 (function_arg_record_value): Minor tweaks.
26375 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26377 * doc/install.texi (--with-multilib-list): Describe the meaning of the
26378 option for arm*-*-* targets.
26380 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
26382 * doc/extend.texi (Common Function Attributes): Move docs for
26383 MSP430-specific attributes to....
26384 (MSP430 Function Attributes): ...here. Delete the redundant
26385 entries and copy-edit the remaining text.
26386 (MSP430 Variable Attributes): Use uniform format for index
26387 entries and add a cross-reference to the corresponding function
26390 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
26392 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
26394 (x86 Options): Likewise.
26396 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26400 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26401 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26402 to corresponding attribute.
26404 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26406 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26407 to correct alphabetization of table. Copy-edit and correct
26409 <stack_protect>: Likewise.
26410 <target_clones>: Likewise.
26412 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26413 Correct punctuation.
26414 (Code Gen Options) <-fno-plt>: Copy-edit.
26416 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26419 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26420 SI values. Explicitly convert SI to DI and vice-versa.
26422 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26424 PR tree-optimization/69070
26425 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26426 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26429 * ubsan.c (ubsan_instrument_float_cast): Call
26430 initialize_sanitizer_builtins.
26433 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26435 Copyright (C) 2016 Free Software Foundation, Inc.
26437 Copying and distribution of this file, with or without modification,
26438 are permitted in any medium without royalty provided the copyright
26439 notice and this notice are preserved.