1 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
4 loop peel to loops with exit test at the beginning.
6 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8 PR rtl-optimization/68212
9 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
10 frequency when computing scale factor for peeled copies.
11 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
12 values for switch/peel blocks/edges.
14 2016-10-14 Pedro Alves <palves@redhat.com>
16 * coretypes.h (OVERRIDE, FINAL): Delete, moved to
19 2016-10-14 Catherine Moore <clm@codesourcery.com>
21 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
22 micromips_globals to zero.
24 2016-10-14 Richard Biener <rguenther@suse.de>
26 PR tree-optimization/77979
27 * tree-vrp.c (compare_name_with_value): Handle released SSA names
28 in the equivalency sets.
29 (compare_names): Likewise.
31 2016-10-14 Martin Liska <mliska@suse.cz>
33 * builtins.h(target_char_cst_p): Declare the function.
34 * builtins.c (fold_builtin_memchr): Remove.
35 (target_char_cst_p): Move the function from gimple-fold.c.
36 (fold_builtin_3): Do not call the function.
37 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
38 (gimple_fold_builtin): Call the function.
39 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
41 2016-10-14 Martin Liska <mliska@suse.cz>
43 * builtins.c (fold_builtin_strcmp): Remove function.
44 (fold_builtin_strncmp): Likewise.
45 (fold_builtin_2): Remove call of the function.
46 (fold_builtin_3): Likewise.
47 * fold-const-call.c (fold_const_call): Add constant folding
48 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
49 * fold-const-call.h (build_cmp_result): Declare the function.
50 * gimple-fold.c (gimple_load_first_char): New function.
51 (gimple_fold_builtin_string_compare): Likewise.
52 (gimple_fold_builtin): Call the function.
54 2016-10-14 Nathan Sidwell <nathan@acm.org>
56 * gcov-io.c (gcov_open): Deconstify 'mode'.
58 2016-10-14 Martin Liska <mliska@suse.cz>
60 * fold-const.c (c_getstr): Support of properly \0-terminated
61 string constants. New argument is added.
62 * fold-const.h: New argument is added.
64 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
66 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
68 (aarch64_print_hint_for_core): Likewise.
69 (aarch64_print_hint_for_arch): Likewise.
70 (aarch64_validate_march): Use it. Fix indentation in type signature.
71 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
72 (aarch64_validate_mtune): Likewise.
73 (aarch64_handle_attr_arch): Likewise.
74 (aarch64_handle_attr_cpu): Likewise.
75 (aarch64_handle_attr_tune): Likewise.
77 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
79 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
82 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
84 * config/m68k/m68k.c (m68k_option_override): Check
85 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
86 instead of stack_limit_rtx.
88 2016-10-13 Jakub Jelinek <jakub@redhat.com>
90 * dwarf2out.c (gen_member_die): Handle inline static data member
93 2016-10-13 Nathan Sidwell <nathan@acm.org>
95 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
96 gcov_var.mode. Remove unnecessary fstat.
98 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
101 * function.c (thread_prologue_and_epilogue_insns): Call all
102 make_*logue_seq in the same order as traditional. Call them
103 all a second time if shrink_wrapped_separate.
105 2016-10-13 Marek Polacek <polacek@redhat.com>
107 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
108 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
111 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
113 PR tree-optimization/77937
114 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
115 to infinite when we have a pointer with an increment of -1.
117 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
119 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
121 * memmodel.h: This file.
122 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
123 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
124 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
125 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
126 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
127 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
128 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
129 compare-elim.c, config/aarch64/aarch64-builtins.c,
130 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
131 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
132 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
133 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
134 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
135 config/darwin.c, config/epiphany/epiphany.c,
136 config/epiphany/mode-switch-use.c,
137 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
138 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
139 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
140 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
141 config/m68k/m68k.c, config/mcore/mcore.c,
142 config/microblaze/microblaze.c, config/mmix/mmix.c,
143 config/mn10300/mn10300.c, config/moxie/moxie.c,
144 config/msp430/msp430.c, config/nds32/nds32-cost.c,
145 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
146 config/nds32/nds32-memory-manipulation.c,
147 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
148 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
149 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
150 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
151 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
152 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
153 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
154 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
155 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
156 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
157 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
158 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
159 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
160 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
161 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
162 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
163 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
164 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
165 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
166 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
167 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
168 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
169 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
170 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
171 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
172 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
173 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
174 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
175 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
176 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
177 var-tracking.c, varasm.c: Include memmodel.h.
178 * genattrtab.c (write_header): Include memmodel.h in generated file.
179 * genautomata.c (main): Likewise.
180 * gengtype.c (open_base_files): Likewise.
181 * genopinit.c (main): Likewise.
182 * genconditions.c (write_header): Include memmodel.h earlier in
184 * genemit.c (main): Likewise.
185 * genoutput.c (output_prologue): Likewise.
186 * genpeep.c (main): Likewise.
187 * genpreds.c (write_insn_preds_c): Likewise.
188 * genrecog.c (write_header): Likewise.
189 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
191 2016-10-13 David Malcolm <dmalcolm@redhat.com>
193 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
194 for new "compact" param of print_rtx_function. Check for "cinsn"
196 * print-rtl-function.c (flag_compact): New decl.
197 (print_rtx_function): Add param "compact" and use it to set
198 flag_compact, adding a description of the effect to the leading
199 comment, and updating the example output.
200 * print-rtl.c (flag_compact): New variable.
201 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
203 (print_rtx_operand_code_i): When printing source locations, wrap
204 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
205 (print_rtx_operand_code_r): Don't print regnos for hard regs and
206 virtuals in compact mode.
207 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
208 apart from in LABEL_REFs.
209 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
210 Don't print basic block ids in compact mode.
211 (print_rtx): In compact mode, prefix the code of insns with "c",
212 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
213 * print-rtl.h (print_rtx_function): Add "compact" param.
215 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
217 * arm.h (TARGET_VFP): Delete.
218 (TARGET_VFPD32): Remove references to TARGET_VFP.
219 (TARGET_VFP3, TARGET_VFP5): Likewise.
220 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
221 (TARGET_NEON_FP16): Likewise.
222 (TARGET_FMA): Likewise.
223 (TARGET_CRYPTO): Likewise.
224 (TARGET_NEON): Likewise.
225 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
226 (FUNCTION_ARG_REGNO_P): Likewise.
227 * arm.c (arm_option_check_internal): Likewise.
228 (arm_option_override): Likewise.
229 (use_return_insn): Likewise.
230 (arm_function_value_regno_p): Likewise.
231 (arm_apply_result_size): Likewise.
232 (use_vfp_abi): Likewise.
233 (arm_legitimate_address_outer_p): Likewise.
234 (thumb2_legitimate_address_p): Likewise.
235 (arm_legitimate_index_p): Likewise.
236 (thumb2_legitimate_index_p): Likewise.
237 (arm_legitimate_address): Likewise.
238 (arm_get_vfp_saved_size): Likewise.
239 (arm_emit_vfp_multi_reg_pop): Likewise.
240 (arm_get_frame_offsets): Likewise.
241 (arm_save_coproc_regs): Likewise.
242 (arm_hard_regno_mode_ok): Likewise.
243 (arm_expand_epilogue_apcs_frame): Likewise.
244 (arm_expand_epilogue): Likewise.
245 (arm_file_start): Likewise.
246 (arm_conditional_register_usage): Likewise.
247 (arm_validize_comparison): Use vfp_compare_operand directly.
248 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
249 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
251 (arm_atomic_assign_expand_fenv): Likewise.
252 * arm.md (divsf3): Likewise.
253 (arm_negsi2): Likewise.
255 (arm_movdi): Likewise.
256 (arm_movt): Likewise.
257 (cbranchsf4): Change predicate to vfp_compare_operand.
258 (cbranchdf4): Change predicate to vfp_compare_operand.
259 (cstorehf4): Change predicate to vfp_compare_operand.
260 (cstoresf4): Change predicate to vfp_compare_operand.
261 (cstoredf4): Change predicate to vfp_compare_operand.
262 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
263 (movhi_insn_arch4, movhi_bytes): Likewise.
264 * constraints.md (Dt): Likewise.
266 * iterators.md (SDF): Likewise.
267 * predicates.md (arm_float_compare_operand): Delete.
268 (const_double_vcvt_power_of_two_reciprocal): Remove references to
270 (const_double_vcvt_power_of_two): Likewise.
271 * thumb2.md thumb2_movsi_insn): Likewise.
272 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
273 (movhf_vfp): Likewise.
274 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
275 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
276 (movsf_vfp, thumb2_movsf_vfp): Likewise.
277 (movdf_vfp, thumb2_movdf_vfp): Likewise.
278 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
279 (subsf3_vfp, divsf3_vfp): Likewise.
280 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
281 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
282 (mulsf3negsfsubsf_vfp): Likewise.
283 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
284 (floatunssisf2, sqrtsf2_vfp): Likewise.
285 (movcc_vfp): Likewise.
286 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
287 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
288 (push_multi_vfp): Likewise.
289 (set_fpscr, get_fpscr): Likewise.
290 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
292 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
294 * arm.h (TARGET_VFP): Unconditionally define to 1.
295 (arm_fpu_desc): Remove 'model' field.
296 (TARGET_FPU_MODEL): Delete.
297 * arm.c (all_fpus): Don't initialize the model field.
298 (arm_can_inline_p): Don't check the FPU model.
299 * arm-fpus.def: Remove redundant model field from all FPU
302 2016-10-13 Richard Biener <rguenther@suse.de>
305 * genmatch.c (struct capture): Add value_match member.
306 (commutate): Preserve value_match.
307 (lower_opt_convert): Likewise.
308 (lower_cond): Likewise.
309 (replace_id): Likewise.
310 (struct dt_operand): Add value_match member.
311 (decision_tree::cmp_node): Compare it.
312 (decision_tree::insert_operand): Honor it when finding and
313 when appending a DT_MATCH.
314 (dt_operand::gen_match_op): Generate a type check after
315 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
316 (parser::get_internal_capture_id): New helper.
317 (parser::finish_match_operand): New function lowering @@<id>.
318 (parser::parse_capture): Parse @@<id> as value-match.
319 (parser::parse_expr): Use get_internal_capture_id.
320 (parser::parse_simplify): Call finish_match_operand.
321 (walk_captures): New helper.
322 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
324 ((X /[ex] A) * A -> X): Likewise.
325 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
326 convert[12] and value-matching.
327 ((A | B) & (A | C) -> A | (B & C)): Likewise.
328 ((X | Y) | Y -> X | Y): Likewise.
329 ((X ^ Y) ^ Y -> X): Likewise.
330 (A - (A & B) -> ~B & A): Likewise.
331 ((T)(P + A) - (T)P -> (T) A): Likewise.
332 ((T)P - (T)(P + A) -> -(T) A): Likewise.
333 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
334 * doc/match-and-simplify.texi: Amend capture section.
336 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
338 * config/arc/arc.md (umul_600): Remove predicated variant.
339 (umul64_600): Likewise.
341 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
343 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
345 2016-10-13 Bin Cheng <bin.cheng@arm.com>
347 * tree-vect-loop.c (loop_niters_no_overflow): New func.
348 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
349 no-overflow information to vect_do_peeling_for_loop_bound and
350 vect_gen_vector_loop_niters.
352 2016-10-13 Bin Cheng <bin.cheng@arm.com>
354 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
357 2016-10-13 Bin Cheng <bin.cheng@arm.com>
359 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
360 adjust_vec automatically.
361 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
362 param exit_bb to guard_to.
363 (slpeel_checking_verify_cfg_after_peeling):
364 (set_prologue_iterations):
365 (create_lcssa_for_virtual_phi): New func which is factored out from
366 slpeel_tree_peel_loop_to_edge.
367 (slpeel_tree_peel_loop_to_edge):
368 (iv_phi_p): New func.
369 (vect_can_advance_ivs_p): Call iv_phi_p.
370 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
371 new gimple stmts in basic block.
372 (vect_do_peeling_for_loop_bound):
373 (vect_do_peeling_for_alignment):
374 (vect_gen_niters_for_prolog_loop): Rename to...
375 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
376 adjust implementation.
377 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
378 sizetype if necessary.
379 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
380 it to external function.
381 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
382 (vect_gen_vector_loop_niters_mult_vf): New.
383 (slpeel_update_phi_nodes_for_loops): New.
384 (slpeel_update_phi_nodes_for_guard1): Reimplement.
385 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
386 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
387 * tree-vect-loop.c (vect_build_loop_niters): Move to file
388 tree-vect-loop-manip.c
389 (vect_generate_tmps_on_preheader): Delete.
390 (vect_transform_loop): Rename vectorization_factor to vf. Call
391 vect_do_peeling instead of vect_do_peeling-* functions.
392 * tree-vectorizer.h (vect_do_peeling): New decl.
393 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
394 (vect_do_peeling_for_loop_bound): Delete.
395 (vect_do_peeling_for_alignment): Delete.
397 2016-10-13 Bin Cheng <bin.cheng@arm.com>
399 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
400 duplicated loop after its preheader and after the original loop.
402 2016-10-13 Bin Cheng <bin.cheng@arm.com>
404 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
405 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
407 2016-10-13 Bin Cheng <bin.cheng@arm.com>
409 * tree-vect-loop.c (vectorizable_live_operation): Support handling
410 for live variable outside loop but not in lcssa form.
412 2016-10-13 Bin Cheng <bin.cheng@arm.com>
414 * cfg.c (reset_original_copy_tables): New func.
415 * cfg.h (reset_original_copy_tables): New decl.
417 2016-10-13 Jakub Jelinek <jakub@redhat.com>
420 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
422 * varasm.c (default_binds_local_p_3): Formatting fix.
424 2016-10-13 Bin Cheng <bin.cheng@arm.com>
426 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
428 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
431 2016-10-13 Martin Liska <mliska@suse.cz>
433 PR tree-optimization/77943
434 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
435 a different EH landing pads.
437 2016-10-13 Jakub Jelinek <jakub@redhat.com>
440 * hooks.h (hook_tree_void_null): Declare.
441 * hooks.c (hook_tree_void_null): New function.
442 * langhooks.c (lhd_return_null_tree_v): Remove.
443 * langhooks-def.h (lhd_return_null_tree_v): Remove.
444 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
446 * function.c (stack_protect_epilogue): Likewise.
447 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
448 if TARGET_THREAD_SSP_OFFSET is defined.
449 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
450 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
451 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
452 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
453 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
454 (ix86_stack_protect_guard): New function.
456 2016-10-13 Richard Biener <rguenther@suse.de>
458 * dwarf2out.c (tree_add_const_value_attribute): Do not try
459 rtl_for_decl_init during early phase.
460 (gen_variable_die): Do not create locations during early phase.
461 (gen_label_die): Likewise.
462 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
465 2016-10-12 Richard Biener <rguenther@suse.de>
467 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
468 try_add_new_range and made to eturn new range.
469 (evrp_dom_walker::before_dom_children): Push op1 value range before
470 pushing op0 value range.
472 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
474 PR tree-optimization/77937
475 * gimple-ssa-strength-reduction.c (analyze_increments): Use
476 POINTER_TYPE_P on the candidate type to determine whether
477 candidates in this chain require pointer arithmetic.
479 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
481 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
482 correction if the type is smaller than a word.
483 (visium_select_cc_mode): Add ... fall through ... comment.
485 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
487 * config/rs6000/rs6000.c (machine_function): Add new fields
488 gpr_is_wrapped_separately and lr_is_wrapped_separately.
489 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
490 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
491 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
492 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
493 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
494 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
495 (rs6000_get_separate_components): New function.
496 (rs6000_components_for_bb): New function.
497 (rs6000_disqualify_components): New function.
498 (rs6000_emit_prologue_components): New function.
499 (rs6000_emit_epilogue_components): New function.
500 (rs6000_set_handled_components): New function.
501 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
502 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
503 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
504 (rs6000_emit_epilogue): Don't emit GPR restores if
505 gpr_is_wrapped_separately for that register. Don't make a
506 REG_CFA_RESTORE note for registers we did not restore, either.
508 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
510 * function.c (thread_prologue_and_epilogue_insns): Call
511 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
512 if it has possibly changed. Compute the split_prologue_seq and
513 epilogue_seq later, too.
514 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
515 (dump_components): New function.
516 (struct sw): New struct.
518 (init_separate_shrink_wrap): New function.
519 (fini_separate_shrink_wrap): New function.
520 (place_prologue_for_one_component): New function.
521 (spread_components): New function.
522 (disqualify_problematic_components): New function.
523 (emit_common_heads_for_components): New function.
524 (emit_common_tails_for_components): New function.
525 (insert_prologue_epilogue_for_components): New function.
526 (try_shrink_wrapping_separate): New function.
527 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
529 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
531 * regrename.c (build_def_use): Invalidate chains that have a
532 REG_CFA_RESTORE on some instruction.
534 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
536 * dce.c (delete_unmarked_insns): Don't delete instructions with
537 a REG_CFA_RESTORE note.
539 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
541 * common.opt (-fshrink-wrap-separate): New flag.
542 * doc/invoke.texi: Document it.
543 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
544 * doc/tm.texi: Regenerate.
545 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
546 * target.def (shrink_wrap): New hook vector.
547 (get_separate_components, components_for_bb, disqualify_components,
548 emit_prologue_components, emit_epilogue_components,
549 set_handled_components): New hooks.
551 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
553 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
554 vector return by reference only if -Wpsabi.
555 (rs6000_pass_by_reference): Similarly, for argument passing.
557 2016-10-12 David Malcolm <dmalcolm@redhat.com>
559 * function-tests.c: Include "print-rtl.h".
560 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
561 function, and verify what is dumped.
562 * print-rtl-function.c (print_edge): New function.
563 (begin_any_block): New function.
564 (end_any_block): New function.
565 (can_have_basic_block_p): New function.
566 (print_rtx_function): Track the basic blocks of insns in the
567 chain, wrapping those that are within blocks within "(block)"
568 directives. Remove the "(cfg)" directive.
570 2016-10-12 David Malcolm <dmalcolm@redhat.com>
572 * selftest.c (selftest::read_file): New function.
573 (selftest::test_read_file): New function.
574 (selftest::selftest_c_tests): Call test_read_file.
575 * selftest.h (selftest::read_file): New decl.
577 2016-10-12 Richard Biener <rguenther@suse.de>
580 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
583 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
585 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
587 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
588 dwarf2out_assembly_start.
590 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
592 * Makefile.in (SELFTEST_FLAGS): New variable.
593 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
595 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
598 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
600 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
603 2016-10-12 Martin Liska <mliska@suse.cz>
605 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
606 (gimple_fold_builtin_memory_op): Use the function.
607 (gimple_fold_builtin_strchr): Likewise.
608 (gimple_fold_builtin_strcat): Likewise.
609 (gimple_build): Likewise.
611 2016-10-12 Nathan Sidwell <nathan@acm.org>
613 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
615 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
617 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
618 equivalent 32-bit constant (modulo 2**32) when that yields
619 smaller instructions.
620 (size_of_int_loc_descriptor): Update accordingly.
622 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
624 * dwarf2out.c (dwarf2out_early_global_decl): For nested
625 functions, call dwarf2out_decl on the parent function first.
627 2016-10-12 Richard Biener <rguenther@suse.de>
629 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
632 2016-10-12 Richard Biener <rguenther@suse.de>
634 * tree-ssa-propagate.c
635 (substitute_and_fold_dom_walker::before_dom_children): Do not
636 ignore ASSERT_EXPRs but only preserve them.
637 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
638 that have been propagated into.
639 (vrp_finalize): Enable DCE for substitute_and_fold.
641 2016-10-12 Richard Biener <rguenther@suse.de>
643 PR tree-optimization/77920
644 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
645 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
646 (simplify_abs_using_ranges): Likewise.
647 (simplify_conversion_using_ranges): Likewise.
648 (simplify_stmt_using_ranges): Adjust.
650 2016-10-12 Jakub Jelinek <jakub@redhat.com>
652 PR tree-optimization/77929
653 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
654 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
656 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
659 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
660 needs a base register for arg 1.
662 2016-10-12 Jakub Jelinek <jakub@redhat.com>
664 * common.opt (Wimplicit-fallthrough) Turn into alias to
665 -Wimplicit-fallthrough=3. Remove EnabledBy.
666 (Wimplicit-fallthrough=): New option.
667 * gimplify.c (warn_implicit_fallthrough_r): Use
668 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
669 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
670 to -Wimplicit-fallthrough=3.
671 (-Wimplicit-fallthrough=): Document.
673 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
675 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
676 and GEU in DImode if TARGET_SUBXC.
677 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
678 (seqdi<W:mode>_zero_subxc): Delete.
679 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
680 (neg_seqdi<W:mode>_zero_vis3): Delete.
681 (plus_seqdi<W:mode>_zero): Likewise.
682 (minus_seqdi<W:mode>_zero): Likewise.
683 (plus_plus_sltu<W:mode>): Accept only register.
684 (addx<W:mode>): Likewise.
685 (plus_sltu<W:mode>_vis3): Likewise.
686 (plus_plus_sltu<W:mode>_vis3): Likewise.
687 (neg_sgeu<W:mode>_vis3): Delete.
688 (minus_sgeu<W:mode>_vis3): Likewise.
689 (addxc<W:mode>): Accept only registers.
690 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
691 (minus_neg_sltu<W:mode>_subxc): Accept only register.
692 (neg_plus_sltu<W:mode>_subxc): Likewise.
693 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
694 (minus_minus_sltu<W:mode>_subxc): Accept only register.
695 (sgeu<W:mode>_insn_subxc): Delete.
696 (plus_sgeu<W:mode>_subxc): Likewise.
697 (subxc<W:mode>): Accept only register.
698 (scc splitter): Split always GEU again.
700 2016-10-11 Jeff Law <law@redhat.com>
702 PR tree-optimization/77424
703 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
704 dead conditionals. Assert that all e->aux fields are NULL.
706 2016-10-11 David Malcolm <dmalcolm@redhat.com>
708 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
709 operand-printing "switch" statement into...
710 (print_rtx_operand_code_0): ...this new function, ...
711 (print_rtx_operand_code_e): ...this new function, ...
712 (print_rtx_operand_codes_E_and_V): ...this new function, ...
713 (print_rtx_operand_code_i): ...this new function, ...
714 (print_rtx_operand_code_r): ...this new function, ...
715 (print_rtx_operand_code_u): ...this new function, ...
716 (print_rtx_operand): ...and this new function.
718 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
720 * config/alpha/alpha-passes.def: New file.
721 * config/alpha/t-alpha: New file.
722 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
723 (make_pass_handle_trap_shadows): New prototype.
724 (make_pass_align_insns): Ditto.
725 * config/alpha/alpha.c (alpha_option_override): Don't register
727 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
729 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
732 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
733 distinct __ibm128 IBM extended double type if long doubles are
734 128-bits and the default format for long double is IEEE 128-bit.
736 2016-10-11 Richard Biener <rguenther@suse.de>
738 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
739 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
740 (verify_die): New function.
741 (dwarf2out_finish): Call it.
742 (output_line_info): Handle case of -gsplit-dwarf without
743 DWARF2_ASM_LINE_DEBUG_INFO.
745 2016-10-11 Richard Biener <rguenther@suse.de>
748 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
749 sub-chains of BLOCK_VARS and gimple_bind_vars.
751 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
753 * config/i386/znver1.md : Fix imov/imovx load type reservations.
755 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
757 * config/sparc/sparc.opt (msubxc): New option.
758 * doc/invoke.texi (SPARC options): Document it and tidy up.
759 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
760 * doc/tm.texi: Regenerate.
761 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
763 (CCX_NOOV): Rename into...
767 * config/sparc/predicates.m (fcc_register_operand): Simplify.
768 (fcc0_register_operand): Likewise.
769 (icc_register_operand): New.
770 (icc_or_fcc_register_operand): Simplify.
771 (nz_comparison_operator): New.
772 (c_comparison_operator): Likewise.
773 (noov_compare_operator): Rename into...
774 (icc_comparison_operator): ...this. Use above predicates.
775 (noov_compare64_operator): Rename into...
776 (v9_comparison_operator): ...this and tidy up.
777 (fcc_comparison_operator): New.
778 (icc_or_fcc_comparison_operator): Likewise.
779 (v9_register_compare_operator): Rename info...
780 (v9_register_comparison_operator): ...this.
781 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
782 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
784 (sparc_fixed_condition_code_regs): New function.
785 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
786 renaming and add support for CCC/CCXC.
787 (output_cbranch): Likewise.
788 (sparc_print_operand): Likewise.
789 (gen_v9_scc): Remove obsolete assertion.
790 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
791 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
792 (output_cbcond): Remove bogus handling of CC modes.
793 (sparc_register_move_cost): Return 100 for NO_REGS.
794 * config/sparc/sparc.md (W): New mode iterator.
795 (length): Adjust for noov_compare64_operator renaming.
796 (cmpsi_sne): New instruction.
797 (cmpdi_sne): Likewise.
798 (seqdi_special): Delete.
799 (seqdi_special): Likewise.
800 (snesi<P:mode>_special): Likewise.
801 (snedi_special): Likewise.
802 (snedi_special_vis3): Likewise.
803 (snesi patterns): Use W iterator.
804 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
805 (sltu patterns): Likewise.
806 (sgeu patterns): Likewise.
807 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
808 (normal_branch): Use icc_comparison_operator predicate.
809 (inverted_branch): Likewise.
810 (cbcond_sp32): Use comparison_operator predicate.
811 (cbcond_sp64): Likewise.
812 (normal_int_branch_sp64): Adjust for renaming
813 (inverted_int_branch_sp64): Likewise.
814 (mov<I:mode>_cc_reg_sp64): Likewise.
815 (movsf_cc_reg_sp6): Likewise.
816 (movdf_cc_reg_sp64): Likewise.
817 (movtf_cc_reg_hq_sp64): Likewise.
818 (movtf_cc_reg_sp64): Likewise.
819 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
820 (movsf_cc_v9): Likewise.
821 (movdf_cc_v9): Likewise.
822 (movtf_cc_hq_v9): Likewise.
823 (movtf_cc_v9): Likewise.
824 (adddi3): Call gen_adddi3_sp32.
825 (adddi3_insn_sp32): Rename to...
826 (adddi3_sp32): ...this. Accept only register_operand as operand #1
827 and use CCCmode for the carry.
828 (addx_extend_sp32): Use CCCmode for the carry.
829 (addx_extend_sp64): Delete.
830 (adddi3_extend_sp32): Use CCCmode for the carry.
831 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
832 (subdi3): Call gen_subdi3_sp32.
833 (subdi3_insn_sp32): Rename to...
834 (subdi3_sp32): ...this and use CCmode for the carry.
835 (subx_extend_sp32): Use CCCmode for the carry.
836 (subx_extend_sp64): Delete.
837 (subdi3_extend_sp32): Use CCmode for the carry.
838 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
839 (negdi3): Call gen_negdi3_sp32.
840 (negdi3_sp32): Use CCCmode for the carry.
841 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
842 (cmp_nz_ashift_1): Use CCNZ mode.
843 (cmp_nz_set_ashift_1): Likewise.
844 (ctrapsi4): Use comparison_operator predicate.
845 (ctrapdi4): Likewise.
846 (trapsi_insn): Use icc_comparison_operator predicate.
847 (trapdi_insn): Likewise.
848 (edge8 patterns): Use CCNZmode.
849 (edge16 patterns): Likewise.
850 (edge32 patterns): Likewise.
852 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
854 * config/visium/visium-modes.def (CC_NOOV): Rename into...
856 (CC_BTST): Rename into...
858 * config/visium/predicates.md (real_add_operand): New.
859 (visium_btst_operator): Rename into...
860 (visium_equality_comparison_operator): ...this.
861 (visium_noov_operator): Rename into...
862 (visium_nz_comparison_operator): ...this.
863 (visium_c_comparison_operator): New.
864 (visium_branch_operator): Adjust and deal with all CC modes.
865 * config/visium/visium.c (visium_adjust_cost): Adjust.
866 (visium_split_double_add): Use the *_set_carry patterns.
867 (visium_select_cc_mode): Add support for CCC mode and adjust.
868 (output_cbranch): Adjust and use the carry-based operators for
869 floating-point comparisons.
870 * config/visium/visium.md (flags_subst_arith): Adjust.
871 (addsi3_insn_set_carry): New instruction.
872 (subsi3_insn_set_carry): Likewise.
873 (negsi2_insn_set_carry): Likewise.
875 (cmp<mode>_sne): Likewise.
876 (cbranch<mode>4): Use ordered_comparison_operator.
877 (cbranch<mode>4_insn): Likewise.
878 (cbranchsi4_btst_insn): Adjust.
880 2016-10-11 Tom de Vries <tom@codesourcery.com>
883 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
886 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
888 * tree.h (build_complex_type): Add second parameter with default.
889 * tree.c (build_complex_type): Add NAMED second parameter and adjust
890 recursive call. Create a TYPE_DECL only if NAMED is true.
891 (build_common_tree_nodes): Pass true in calls to build_complex_type.
893 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
895 New avr-passes.def to register AVR specific passes.
897 * config/avr/avr-passes.def: New file.
898 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
899 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
900 (make_avr_pass_recompute_note): New proto.
901 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
902 (avr_pass_recompute_notes): Use anonymous namespace.
903 (avr_register_passes): Remove function...
904 (avr_option_override): ...and its call.
906 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
908 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
909 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
910 PTF_AVOID_BRANCHLIKELY_SPEED for others.
911 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
913 * config/mips/mips.c (mips_option_override): Enable the branch
914 likely depending on the tune flags and optimization level.
915 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
916 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
917 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
918 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
920 2016-10-11 Richard Biener <rguenther@suse.de>
922 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
923 (output_function): Properly stream the whole block tree.
924 * lto-streamer-in.c (input_function): Likewise.
926 2016-10-11 Marek Polacek <polacek@redhat.com>
928 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
930 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
932 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
933 (evrp_dom_walker::before_dom_children): Infer and push new value
934 ranges for x in y < x.
936 2016-10-10 Joseph Myers <joseph@codesourcery.com>
939 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
940 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
941 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
942 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
943 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
944 (IA64_NO_LIBGCC_TFMODE): Likewise.
946 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
948 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
951 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
953 * config.gcc: Add aarch64-*-freebsd* support.
954 * config.host: Likewise.
955 * config/aarch64/aarch64-freebsd.h: New file.
956 * config/aarch64/t-aarch64-freebsd: Ditto.
958 2016-10-10 Jeff Law <law@redhat.com>
960 PR tree-optimization/71947
961 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
962 B with A within a single statement.
964 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
966 PR tree-optimization/77824
967 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
968 zero cost for copies.
969 (find_candidates_dom_walker::before_dom_children): Replace
970 MODIFY_EXPR with SSA_NAME.
971 (replace_mult_candidate): Likewise.
972 (replace_profitable_candidates): Likewise.
974 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
976 * config/s390/s390.h: Wrap more macros args in brackets and fix
978 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
980 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
982 2016-10-10 Andreas Schwab <schwab@suse.de>
985 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
986 pseudo is not DImode.
988 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
990 * common/config/arc/arc-common.c (arc_option_optimization_table):
991 Remove compact casesi option.
992 * config/arc/arc.c (arc_override_options): Use compact casesi
993 option only for pre-ARCv2 cores.
994 * doc/invoke.texi (mcompact-casesi): Update text.
996 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
998 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
999 Add macro to say we can efficiently handle overlapping unaligned
1001 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1002 poor code for processors older than p8.
1004 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1006 * gen-pass-instances.awk: Remove GNUism.
1008 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1010 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1011 NULL of (*ipcp_transformations)][node->uid].
1013 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1015 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1016 (MALLOC_ABI_ALIGNMENT): Define.
1018 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1020 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1021 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1022 VAR_OR_FUNCTION_DECL_P macros.
1023 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1024 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1025 chkp_find_bounds_1): Likewise.
1026 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1027 * hsa-gen.c (get_symbol_for_decl): Likewise.
1028 * cgraphunit.c (check_global_declaration, analyze_functions,
1029 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1031 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1032 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1034 * tree.c (set_decl_section_name, copy_node_stat,
1035 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1036 merge_dllimport_decl_attributes, handle_dll_attribute,
1037 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1038 verify_type): Likewise.
1039 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1040 find_explicit_erroneous_behavior): Likewise.
1041 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1042 * ipa.c (process_references): Likewise.
1043 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1044 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1045 notice_global_symbol, assemble_variable, mark_decl_referenced,
1046 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1047 make_decl_one_only, default_section_type_flags,
1048 categorize_decl_for_section, default_encode_section_info): Likewise.
1049 * trans-mem.c (requires_barrier): Likewise.
1050 * gimple-expr.c (mark_addressable): Likewise.
1051 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1052 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1053 expand_debug_expr): Likewise.
1054 * tree-dump.c (dequeue_and_dump): Likewise.
1055 * ubsan.c (instrument_bool_enum_load): Likewise.
1056 * tree-pretty-print.c (print_declaration): Likewise.
1057 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1058 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1059 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1060 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1061 pass_build_ssa::execute): Likewise.
1062 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1063 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1065 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1067 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1068 can_be_nonlocal, remap_decls, copy_debug_stmt,
1069 initialize_inlined_parameters, add_local_variables,
1070 reset_debug_binding, replace_locals_op): Likewise.
1071 * dse.c (can_escape): Likewise.
1072 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1074 * tree-diagnostic.c (default_tree_printer): Likewise.
1075 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1076 unpack_ts_decl_with_vis_value_fields,
1077 lto_input_ts_decl_common_tree_pointers): Likewise.
1078 * builtins.c (builtin_save_expr, fold_builtin_expect,
1079 readonly_data_expr): Likewise.
1080 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1081 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1083 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1084 * gimplify.c (force_constant_size, gimplify_bind_expr,
1085 gimplify_decl_expr, gimplify_var_or_parm_decl,
1086 gimplify_compound_lval, gimplify_init_constructor,
1087 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1088 gimplify_type_sizes): Likewise.
1089 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1090 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1091 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1092 remove_unused_locals): Likewise.
1093 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1094 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1095 * function.c (instantiate_expr, instantiate_decls_1,
1096 setjmp_vars_warning, add_local_decl): Likewise.
1097 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1099 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1100 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1101 optimize_va_list_gpr_fpr_size): Likewise.
1102 * tree-nrv.c (pass_nrv::execute): Likewise.
1103 * tsan.c (instrument_expr): Likewise.
1104 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1105 * vtable-verify.c (verify_bb_vtables): Likewise.
1106 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1107 get_ref_base_and_extent): Likewise.
1108 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1110 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1111 analyze_all_variable_accesses): Likewise.
1112 * tree-nested.c (get_nonlocal_debug_decl,
1113 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1114 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1115 get_local_debug_decl, convert_local_omp_clauses,
1116 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1118 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1119 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1120 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1121 dbxout_symbol, dbxout_common_check): Likewise.
1122 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1123 string_constant): Likewise.
1124 * hsa.c (hsa_get_declaration_name): Likewise.
1125 * passes.c (rest_of_decl_compilation): Likewise.
1126 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1127 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1128 pack_ts_decl_with_vis_value_fields,
1129 write_ts_decl_common_tree_pointers): Likewise.
1130 * stor-layout.c (place_field): Likewise.
1131 * symtab.c (symtab_node::maybe_create_reference,
1132 symtab_node::verify_base, symtab_node::make_decl_local,
1133 symtab_node::copy_visibility_from,
1134 symtab_node::can_increase_alignment_p): Likewise.
1135 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1136 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1137 fortran_common, add_location_or_const_value_attribute,
1138 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1139 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1140 optimize_one_addr_into_implicit_ptr,
1141 optimize_location_into_implicit_ptr): Likewise.
1142 * gimple-low.c (record_vars_into): Likewise.
1143 * ipa-visibility.c (update_vtable_references): Likewise.
1144 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1146 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1147 DFS::DFS_write_tree_body, write_symbol): Likewise.
1148 * langhooks.c (lhd_warn_unused_global_decl,
1149 lhd_set_decl_assembler_name): Likewise.
1150 * attribs.c (decl_attributes): Likewise.
1151 * except.c (output_ttype): Likewise.
1152 * varpool.c (varpool_node::get_create, ctor_for_folding,
1153 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1154 * fold-const.c (fold_unary_loc): Likewise.
1155 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1156 ipa_find_agg_cst_from_init): Likewise.
1157 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1158 expand_omp_target, lower_omp_regimplify_p,
1159 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1160 find_link_var_op): Likewise.
1161 * tree-chrec.c (chrec_contains_symbols): Likewise.
1162 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1163 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1164 execute_fixup_cfg): Likewise.
1166 PR tree-optimization/77901
1167 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1168 if ranges[i].exp is SSA_NAME when looking for >= and only when
1169 ranges[i].exp is NULL or SSA_NAME when looking for the other
1172 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1174 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1175 (ipcp_param_lattices): Remove field alignment.
1176 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1177 (set_all_contains_variable): Remove call to
1178 ipcp_alignment_lattice::set_to_bottom.
1179 (initialize_node_lattices): Likewise.
1180 (propagate_alignment_accross_jump_function): Remove.
1181 (propagate_constants_accross_call): Remove call to
1182 propagate_alignment_accross_jump_function.
1183 (ipcp_store_alignment_results): Remove.
1184 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1185 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1186 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1187 pretty-printing of alignment jump function.
1188 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1189 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1190 alignments and remove computing ipa_alignment jump function.
1191 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1192 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1193 (ipa_read_jump_function): Remove reading of ipa_alignment.
1194 (write_ipcp_transformation_info): Remove streaming for alignment
1195 propagation summary.
1196 (read_ipcp_transformation_info): Remove reading of alignment
1197 propagation summary.
1198 (ipcp_update_alignments): Remove.
1199 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1201 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1202 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1203 * ipa-prop.h (ipa_alignment): Remove.
1204 (ipa_jump_func): Remove field alignment.
1205 (ipcp_transformation_summary): Remove field alignments.
1206 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1207 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1208 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1210 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1212 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1214 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1216 (visium_expand_fp_cstore): Likewise.
1218 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1220 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1221 * diagnostic.c (warning_at_rich_loc_n): New function.
1222 (diagnostic_n_impl_richloc): Likewise.
1223 (diagnostic_n_impl): Move most of the function to
1224 diagnostic_n_impl_richloc and call it.
1226 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1228 * gen-pass-instances.awk: Rewritten.
1229 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1230 $(PASSES_EXTRA) after passes.def to the script.
1231 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1232 * config/i386/i386-passes.def: New file.
1233 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1234 make_pass_stv): Declare.
1235 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1237 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1239 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1240 (pass_stv::timode_p): New non-static data member.
1241 (ix86_option_override): Don't register passes here.
1243 * doc/invoke.texi: Document accepting Else, fallthrough.
1245 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1248 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1249 FALLTHRU comment styles.
1251 2016-10-07 Andrew Pinski <apinski@cavium.com>
1253 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1254 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1255 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1257 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1259 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1261 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1262 (AARCH64_ARCH): Likewise.
1263 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1265 (AARCH64_CORE): Likewise.
1266 (AARCH64_ARCH): Likewise.
1267 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1268 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1269 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1270 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1271 (AARCH64_ARCH): Likewise.
1272 (AARCH64_CORE): Likewise.
1273 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1274 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1275 (AARCH64_CORE): Likewise.
1276 (AARCH64_ARCH): Likewise.
1278 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1280 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1281 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1282 floating point type infrastructre, and -mfloat128 that enables the
1283 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1284 if -mfloat128-type. Define __ibm128 to be long double by default.
1285 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1286 the IEEE 128-bit floating point type infrastructure should
1287 automatically be enabled.
1288 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1289 instead of -mfloat128 to enable KFmode.
1290 (rs6000_option_override_internal): Split the option -mfloat128
1291 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1292 systems, automatically set -mfloat128-type, but don't enable it on
1293 other operating systems. Move setting the long double size and
1294 IEEE quad support before the IEEE 128-bit floating point changes.
1295 (rs6000_init_builtins): Do not create a unique type for __ibm128
1296 if long double is IBM extended double, instead rely on __ibm128
1297 being defined as 'long double'. If -mfloat128-type and not
1298 -mfloat128, create the KFmode type with an undocumented __ieee128
1300 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1301 -mfloat128 for tests about the types, but keep tests for
1302 -mfloat128 to enable the keyword support.
1303 (rs6000_complex_function_value): Likewise.
1304 (rs6000_scalar_mode_supported_p): Likewise.
1305 (rs6000_floatn_mode): Likewise.
1306 (rs6000_c_mode_for_suffix): Likewise.
1307 (rs6000_opt_masks): Add -mfloat128-type.
1308 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1309 -mfloat128-type being split from -mfloat128. Add
1310 -mfloat128-hardware, which was missing.
1311 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1312 -mfloat128 and -mfloat128-type:
1313 (-mfloat128-type): Likewise.
1314 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1315 that 64-bit Linux systems with enable -mfloat128-type by default
1317 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1318 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1319 -mfloat128-type instead of -mfloat128.
1320 (FLOAT128_2REG_P): Likewise.
1321 (MASK_FLOAT128_TYPE): Likewise.
1322 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1323 (RS6000_BTM_FLOAT128): Likewise.
1324 (TARGET_FLOAT128): Poison old identifiers.
1325 (OPTION_MASK_FLOAT128): Likewise.
1326 (MASK_FLOAT128): Likewise.
1327 * config/rs6000/rs6000.md (FP): Likewise.
1328 (FLOAT128): Likewise.
1329 (fix_trunc<mode>di2): Likewise.
1330 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1331 (floatdi<mode>2): Likewise.
1332 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
1333 (neg<mode>2, FLOAT128 iterator): Likewise.
1334 (abs<mode>2, FLOAT128 iterator): Likewise.
1335 (ieee_128bit_negative_zero): Likewise.
1336 (ieee_128bit_vsx_neg<mode>2): Likewise.
1337 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
1338 (ieee_128bit_vsx_abs<mode>2): Likewise.
1339 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1340 (ieee_128bit_vsx_nabs<mode>2): Likewise.
1341 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1342 (extendiftf2): Likewise.
1343 (extendifkf2): Likewise.
1344 (extendtfkf2): Likewise.
1345 (trunciftf2): Likewise.
1346 (truncifkf2): Likewise.
1347 (trunckftf2): Likewise.
1348 (trunctfif2): Likewise.
1349 (extendkftf2): Likewise.
1350 (trunctfkf2): Likewise.
1352 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1354 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
1355 before merging in bytes to pass down to real_from_target.
1357 2016-10-07 Richard Biener <rguenther@suse.de>
1359 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
1361 (substitute_and_fold_dom_walker::before_dom_children):
1362 Substitute and fold before pass specific folding to avoid
1363 feeding that with SSA names that will be later released.
1364 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
1365 introduced by folding and visited by evaluate_stmt called during
1367 (likely_value): Likewise.
1368 (evaluate_stmt): Likewise.
1369 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
1370 (simplify_div_or_mod_using_ranges): Likewise.
1371 (simplify_min_or_max_using_ranges): Likewise.
1372 (simplify_abs_using_ranges): Likewise.
1373 (simplify_conversion_using_ranges): Likewise.
1374 (simplify_float_conversion_using_ranges): Likewise.
1375 (simplify_stmt_using_ranges): Likewise.
1377 2016-10-07 Marek Polacek <polacek@redhat.com>
1379 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
1380 FALLTHROUGH_LABEL_P here...
1381 (warn_implicit_fallthrough_r): ...not here.
1383 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
1385 PR tree-optimization/77880
1386 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
1389 2016-10-07 Marek Polacek <polacek@redhat.com>
1392 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
1394 2016-10-07 Richard Biener <rguenther@suse.de>
1396 * bitmap.h: Document constraints on bitmap modification while
1399 2016-10-07 Richard Biener <rguenther@suse.de>
1401 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
1402 * bitmap.h (bmp_iter_set): When advancing to the next element
1403 check that we didn't remove the current one.
1404 (bmp_iter_and): Likewise.
1405 (bmp_iter_and_compl): Likewise.
1406 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
1407 we currently iterate on but keep a one-level queue.
1408 * sched-deps.c (remove_from_deps): Do not clear current bit
1409 but keep a one-level queue.
1411 2016-10-07 Jakub Jelinek <jakub@redhat.com>
1413 PR tree-optimization/77664
1414 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
1415 for the other ranges.
1416 (optimize_range_tests_diff): Fix up formatting.
1417 (optimize_range_tests_var_bound): New function.
1418 (optimize_range_tests): Use it.
1420 2016-10-07 Martin Liska <mliska@suse.cz>
1422 * coverage.c (build_gcov_exit_decl): Fix priority what
1423 should be really 99.
1425 2016-10-07 Richard Biener <rguenther@suse.de>
1427 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
1428 vars in gimple_bind_vars but not in BLOCK_VARS.
1430 2016-10-07 Richard Biener <rguenther@suse.de>
1432 PR tree-optimization/77879
1433 * tree-ssa-structalias.c (handle_const_call): Properly handle
1435 (handle_pure_call): Likewise.
1437 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1439 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
1440 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
1443 2016-10-06 Andrew Pinski <apinski@cavium.com>
1445 * config/aarch64/aarch64-cores.def: Add a comment before each
1448 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1450 PR tree-optimization/77862
1451 * tree-vrp.c (add_equivalence): Use get_value_range so that
1452 num_vr_values is checked before accessing vr_values.
1454 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1456 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1459 2016-10-05 Jeff Law <law@redhat.com>
1461 PR tree-optimization/71661
1462 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1463 removal of a forwarder exposes a new natural loop.
1465 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1467 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1468 Introduce ssesuffix variable.
1469 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1470 (*<code><mode>3): Ditto.
1472 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1474 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1477 2016-10-06 Richard Biener <rguenther@suse.de>
1479 PR tree-optimization/77855
1480 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1481 instead of removing the current item while iterating over the set
1484 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1485 Eric Botcazou <ebotcazou@adacore.com>
1488 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1489 (classify_registers): Don't set it
1490 (function_arg_slotno): Don't initialize and test it. Tidy up.
1492 2016-10-06 Richard Biener <rguenther@suse.de>
1494 PR tree-optimization/77839
1495 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1498 2016-10-06 Martin Liska <mliska@suse.cz>
1500 * gcc.c: Set -fprofile-update=atomic when profiling is
1501 enabled and -pthread is set. Warn when one combines
1502 -pthread and -fprofile-update=single for an app using
1505 2016-10-06 Martin Liska <mliska@suse.cz>
1508 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1509 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1510 Initialize a pointer to NULL.
1511 (slsr_process_copy): Likewise.
1512 * input.c (location_get_source_line): Likewise.
1513 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1515 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1517 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1518 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1519 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1520 * config.gcc: Deleted pcommitintrin.h
1521 * config/i386/pcommitintrin.h: Deleted file.
1522 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1523 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1525 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1527 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1528 (PTA_PCOMMIT): Deleted define.
1529 (ix86_option_override_internal): Deleted handle of option.
1530 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1531 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1532 __builtin_ia32_pcommit): Deleted.
1533 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1534 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1535 (pcommit): Deleted instruction.
1536 * config/i386/i386.opt: Mention -mpcommit deprecation.
1537 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1539 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1542 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1543 Remove wrong assert.
1544 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1545 Use <round_constraint> as operand 1 constraint.
1547 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1550 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1551 (ubsan_instrument_float_cast): And not here.
1554 * ubsan.c (ubsan_ids): New GTY(()) array.
1555 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1556 instead of static local counters.
1558 2016-10-05 Martin Sebor <msebor@redhat.com>
1561 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1562 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1563 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1564 (default_printf_pointer_format): Define function.
1565 * targhooks.c (linux_printf_pointer_format): Define new function.
1566 * targhooks.h (linux_printf_pointer_format): Declare.
1567 (gnu_libc_printf_pointer_format): Remove declaration.
1569 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1571 * fold-const.c (native_encode_real): Fix logic for selecting offset
1572 to write to when BYTES_BIG_ENDIAN.
1574 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1576 * builtins.c (fold_builtin_strchr): Remove function.
1577 (fold_builtin_strrchr): Likewise.
1578 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1579 * gimple-fold.c (target_char_cst_p): New function.
1580 (gimple_fold_builtin_strchr) Add more foldings.
1581 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1583 2016-10-05 Richard Biener <rguenther@suse.de>
1586 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1587 capture ids in c-exprs.
1589 2016-10-05 Richard Biener <rguenther@suse.de>
1592 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1593 with types_match for GIMPLE code gen to handle type mismatched
1595 (dt_operand::gen): Adjust.
1596 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1599 2016-10-05 Richard Biener <rguenther@suse.de>
1601 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1603 2016-10-05 Richard Biener <rguenther@suse.de>
1606 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1608 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1610 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1611 version check to protect only DW_TAG_imported_module generation.
1613 2016-10-05 Richard Biener <rguenther@suse.de>
1616 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1618 2016-10-04 Ian Lance Taylor <iant@golang.org>
1620 * explow.c (allocate_dynamic_stack_space): Call
1621 do_pending_stack_adjust before handling flag_split_stack.
1623 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1625 * genattrtab.c (make_internal_attr): Supply dummy column number to
1628 * genoutput.c (init_insn_for_nothing): Likewise.
1629 * gensupport.c (add_define_attr): Likewise.
1630 * read-md.c (message_at_1): Print column number.
1631 (fatal_with_file_and_line): Likewise.
1632 (rtx_reader::read_char): Track column numbers.
1633 (rtx_reader::unread_char): Likewise.
1634 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1635 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1636 (rtx_reader::handle_file): Initialize m_read_md_colno.
1637 (rtx_reader::get_current_location): Supply column number to
1639 * read-md.h (struct file_location): Add field "colno".
1640 (file_location::file_location): Likewise.
1641 (rtx_reader::get_colno): New accessor.
1642 (rtx_reader::m_read_md_colno): New field.
1643 (rtx_reader::m_last_line_colno): New field.
1645 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1647 * doc/extend.texi (Java Exceptions): Remove.
1648 (java_interface): Remove.
1650 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1652 PR tree-optimization/77808
1653 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1654 and addr are different before copying points-to information.
1656 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1658 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1659 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1660 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1661 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1663 2016-10-04 Richard Biener <rguenther@suse.de>
1665 PR tree-optimization/77399
1666 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1667 verify the target can convert.
1669 2016-10-04 Richard Biener <rguenther@suse.de>
1672 * explow.c (plus_constant): Verify the mode of the constant
1673 pool offset before calling plus_constant.
1675 2016-10-04 Richard Biener <rguenther@suse.de>
1678 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1679 type support, mark with :C.
1680 (X / -X -> -1): Mark with :C.
1682 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1684 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1685 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1686 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1687 * doc/tm.texi: Regenerated.
1688 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1689 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1690 * config/darwin.h (JCR_SECTION_NAME): Remove.
1691 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1692 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1693 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1694 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1695 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1696 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1698 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1700 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1701 between "because" and "param" in dump message in call to fprintf.
1703 2016-10-03 Jeff Law <law@redhat.com>
1705 PR tree-optimization/71550
1706 PR tree-optimization/71403
1707 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1708 (profitable_jump_thread_path): Also return boolean indicating if
1709 the realized path will create an irreducible loop.
1710 Remove loop depth tests from 71403.
1711 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1712 from 71403. If threading will create an irreducible loop, then
1713 throw away loop iteration and related information.
1715 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1717 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1718 -Woverloaded-virtual checks for warning options.
1719 * configure: Regenerate.
1721 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1723 PR preprocessor/77699
1724 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1725 (get_next_line): Return false on error.
1726 (read_next_line): Removed, use get_next_line instead.
1727 (read_line_num): Don't copy the line.
1728 (location_get_source_line): Don't use static data.
1729 (selftest::test_reading_source_line): Add more test cases.
1731 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1734 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1736 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1737 (noce_process_if_block): Use it.
1739 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1741 * doc/invoke.texi: Update -Wint-in-bool-context.
1743 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1745 * dwarf2out.c (output_fde, output_call_frame_info,
1746 dwarf2out_do_cfi_startproc, set_indirect_string,
1747 gen_internal_sym, output_die, output_line_info): Use
1748 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1749 ASM_GENERATE_INTERNAL_LABEL output.
1751 2016-10-01 Richard Biener <rguenther@suse.de>
1754 * genmatch.c (get_operand_type): Add operand position arg
1755 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1756 (expr::gen_transform): Adjust.
1757 (dt_simplify::gen_1): Likewise.
1759 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1761 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1762 comments. Simplify asserts, remove unnecessary conditions.
1764 (*<code><mode>3): Likewise.
1766 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1768 * doc/invoke.texi (-Wregister): Document.
1770 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1772 * configure.ac: Split CHECKING_P into CHECKING_P and
1773 ENABLE_EXTRA_CHECKING.
1774 * configure: Regenerated.
1775 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1776 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1778 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1781 * gcc.c (process_command): For @filename handling, output
1782 the correct name if the file does not exist.
1784 2016-09-30 Marek Polacek <polacek@redhat.com>
1786 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1787 * config/alpha/predicates.md: Likewise.
1789 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1791 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1792 (noce_process_if_block): Use it.
1794 2016-09-30 Martin Liska <mliska@suse.cz>
1796 * doc/invoke.texi: Document asan-use-after-return that
1797 it's disabled by default in runtime.
1799 2016-09-30 Richard Biener <rguenther@suse.de>
1801 * tree-vrp.c (intersect_ranges): If we failed to handle
1802 the intersection choose a constant singleton range if available.
1804 2016-09-30 Richard Biener <rguenther@suse.de>
1806 PR tree-optimization/77399
1807 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1808 float <-> int conversions.
1810 2016-09-30 Alan Modra <amodra@gmail.com>
1812 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1814 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1817 ext_level before calling CPUID with 0x80000008.
1818 Simplify xgetbv checks.
1820 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1822 * Makefile.in (OBJS): Add print-rtl-function.o.
1823 * print-rtl-function.c: New file.
1824 * print-rtl.h (print_rtx_function): New decl.
1826 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1829 * config/i386/cpuid.h (__get_cpuid_count): New.
1830 (__get_cpuid): Rename __level to __leaf.
1832 2016-09-29 Marek Polacek <polacek@redhat.com>
1834 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1836 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1838 * builtins.c (expand_builtin_memcmp): don't swap args unless
1839 result is only being compared with zero.
1841 2016-09-29 Marek Polacek <polacek@redhat.com>
1843 * dwarf2out.c (loc_descriptor): Add fall through comment.
1844 (add_const_value_attribute): Likewise.
1846 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1848 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1849 with "v6t2". Move "arch" attribute above "pool_range".
1850 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1852 (*thumb2_movhi_vfp): Likewise.
1853 (*arm_movhi_fp16): Likewise.
1854 (*thumb2_movhi_fp16): Likewise.
1855 (*arm_movsi_vfp): Remove "arch" attribute.
1856 (*thumb2_movsi_vfp): Likewise.
1858 2016-09-29 Martin Liska <mliska@suse.cz>
1860 * doc/extend.texi: Remove limitation of Objective C for
1861 __attribute__((constructor)) and __attribute__((destructor)).
1863 2016-09-29 Richard Biener <rguenther@suse.de>
1865 PR tree-optimization/77768
1866 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1867 Handle stores to readonly memory when removing redundant stores.
1869 2016-09-29 Richard Biener <rguenther@suse.de>
1872 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1873 X / -X -> -1 simplifications.
1875 2016-09-29 Richard Biener <rguenther@suse.de>
1878 * match.pd: Add max(a,-a) -> abs(a) pattern.
1879 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1880 HONOR_SIGNED_ZEROS types.
1882 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1884 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1885 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1887 2016-09-29 Richard Biener <rguenther@suse.de>
1889 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1890 writing to vr_const_varying.
1891 (vrp_initialize): Call it.
1892 (vrp_visit_stmt): Likewise.
1893 (evrp_dom_walker::before_dom_children): Likewise.
1895 2016-09-29 Richard Biener <rguenther@suse.de>
1897 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1898 constructors with vector elements.
1900 2016-09-29 Richard Biener <rguenther@suse.de>
1902 PR tree-optimization/77768
1903 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1904 with stores to a place we know has a constant value.
1906 2016-09-29 Alan Modra <amodra@gmail.com>
1908 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1909 * doc/invoke.texi: Document it.
1910 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1911 (rs6000_passes_float): Comment.
1912 (rs6000_passes_long_double): New static var.
1913 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1914 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1915 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1916 to include fp values returned in vectors.
1917 Set rs6000_passes_long_double.
1918 (rs6000_function_arg_advance_1): Likewise for function args.
1919 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1920 and SPE. Emit long double tag value too.
1921 (rs6000_opt_vars): Add gnu-attr.
1922 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1923 * configure: Regenerate.
1924 * config.in: Regenerate.
1926 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1928 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1930 (format_floating, format_string, format_directive,
1931 get_destination_size, pass_sprintf_length::handle_gimple_call):
1934 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1936 * gimple-ssa-sprintf.c: Fix comment formatting.
1937 (format_integer): Use is_gimple_assign.
1938 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1939 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1940 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1941 (pass_sprintf_length::execute): Use is_gimple_call.
1943 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1945 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1946 strchr, also try the generic folding.
1948 2016-09-28 Martin Sebor <msebor@redhat.com>
1951 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1954 2016-09-28 Martin Sebor <msebor@redhat.com>
1957 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1958 length modifier is not expected.
1959 (format_floating): Ignore l length modifier and fail gracefuly
1960 when it isn't one of the other expected ones.
1962 2016-09-28 Martin Sebor <msebor@redhat.com>
1965 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1967 2016-09-27 Richard Biener <rguenther@suse.de>
1969 * dwarf2out.c (cu_die_list): New global.
1970 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1971 main_comp_unit_die to cu_die_list if we created it.
1972 Move break_out_includes ...
1973 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1976 2016-09-28 Richard Biener <rguenther@suse.de>
1978 * dwarf2out.c (struct die_struct): Add removed flag.
1979 (lookup_type_die): If the DIE is marked as removed, clear
1980 TYPE_SYMTAB_DIE and return NULL.
1981 (lookup_decl_die): If the DIE is marked as removed, remove it
1982 from the hash and return NULL.
1983 (mark_removed): New helper.
1984 (prune_unused_types_prune): Call it for removed DIEs.
1985 (gen_subprogram_die): Move the premark_used_types call to after
1986 DIEs for the functions scopes are generated.
1987 (process_scope_var): Do not re-create pruned types or type decls.
1988 Make sure to also re-parent type decls.
1989 (dwarf2out_finish): Move unused type pruning and debug_types
1991 (dwarf2out_early_finish): ... here.
1993 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1995 * config/arc/arc-c.c: New file.
1996 * config/arc/arc-c.def: Likewise.
1997 * config/arc/t-arc: Likewise.
1998 * config.gcc: Include arc-c.o as c and cpp object.
1999 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2000 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2001 arc_cpu_cpp_builtins.
2003 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2005 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2006 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2008 2016-09-28 Nathan Sidwell <nathan@acm.org>
2010 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2013 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2015 PR tree-optimization/61056
2016 * gimple-fold.c (gimple_fold_builtin_strchr):
2017 New function to optimize strchr (s, 0) to strlen.
2018 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2020 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2022 PR tree-optimization/77724
2023 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2024 Add tree_fits_shwi_p check.
2026 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2028 * auto-inc-dec.c (try_merge): Remove break after return.
2029 * cselib.c (autoinc_split): Likewise.
2030 * explow.c (promote_mode): Likewise.
2031 * fixed-value.c (fixed_arithmetic): Likewise.
2032 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2033 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2034 * trans-mem.c (get_attrs_for): Likewise.
2035 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2036 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2037 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2038 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2039 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2040 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2041 * config/cris/cris.c (cris_op_str): Likewise.
2042 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2043 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2045 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2047 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2048 IFN_GOACC_REDUCTION_CODES): New.
2049 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2050 ifn_goacc_reduction_kind): Use them.
2051 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2052 of internal functions, when applicable.
2054 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2056 * config/mips/constraints.md (d): Fix documentation.
2057 * doc/md.texi (Machine Constraints): Update accordingly.
2059 2016-09-27 Richard Biener <rguenther@suse.de>
2061 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2062 cur_line_info_table initialization ...
2063 (dwarf2out_assembly_start): ... here.
2065 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2067 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2068 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2069 (*thumb2_movhi_vfp): Likewise.
2070 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2071 template. Expand predicable attribute to mark VMOV.F16 as not
2072 predicable. Add "arch" attribute.
2073 (*thumb2_movhi_fp16): Likewise.
2074 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2075 (*thumb2_movsi_vfp): Add "arch" attribute.
2077 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2079 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2082 2016-09-27 Marek Polacek <polacek@redhat.com>
2084 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2087 * config/c6x/c6x.h: Adjust fall through comment.
2088 * config/sh/sh.c (final_prescan_insn): Likewise.
2089 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2090 (visium_expand_fp_cstore): Likewise.
2092 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2094 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2095 expected by -Wimplicit-fallthrough.
2096 (thumb1_size_rtx_costs): Likewise.
2097 (thumb2_reorg): Likewise.
2098 (tls_mentioned_p): Add "Fall through" comment.
2099 (thumb2_reorg): Likewise.
2100 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2101 comment form expected by -Wimplicit-fallthrough.
2103 2016-09-27 Martin Liska <mliska@suse.cz>
2105 PR gcov-profile/46266
2106 * input.h (RESERVED_LOCATION_P): New macro.
2107 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2108 instread of comparison with UNKNOWN_LOCATION.
2110 2016-09-27 Richard Biener <rguenther@suse.de>
2112 PR tree-optimization/77745
2113 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2114 When removing redundant stores make sure to check compatibility
2115 of the TBAA state for downstream accesses.
2116 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2117 value-numbering virtual operands for store matches.
2119 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2122 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2123 movrt patterns. Match them before anything else in the SET case.
2125 2016-09-27 Martin Liska <mliska@suse.cz>
2127 PR gcov-profile/7970
2128 PR gcov-profile/16855
2129 PR gcov-profile/44779
2130 * coverage.c (build_gcov_exit_decl): New function.
2131 (coverage_obj_init): Call the function and generate __gcov_exit
2133 * doc/gcov.texi: Document when __gcov_exit function is called.
2135 2016-09-27 Marek Polacek <polacek@redhat.com>
2138 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2139 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2140 -Wno-error instead of -Wno-implicit-fallthrough.
2142 2016-09-27 Martin Liska <mliska@suse.cz>
2145 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2147 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2149 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2150 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2151 comments. Remove break after return.
2152 (ix86_fp_compare_code_to_integer, has_dispatch,
2153 ix86_simd_clone_usable): Remove break after return.
2155 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2157 PR rlt-optimization/77714
2158 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2161 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2164 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2165 extract_range_from_unary_expr to convert value_range.
2166 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2167 (extract_range_from_unary_expr): This.
2168 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2170 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2172 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2174 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2176 * config/i386/i386.c (ix86_print_operand)
2177 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2178 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2179 (epilogue_renumber): Likewise.
2181 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2184 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2185 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2187 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2189 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2190 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2191 is_mm_seq_cst, is_mm_sync): Move to ...
2192 * memmodel.h: This. New file.
2193 * builtins.c: Include memmodel.h.
2194 * optabs.c: Likewise.
2196 * config/aarch64/aarch64.c: Likewise.
2197 * config/alpha/alpha.c: Likewise.
2198 * config/arm/arm.c: Likewise.
2199 * config/i386/i386.c: Likewise.
2200 * config/ia64/ia64.c: Likewise.
2201 * config/mips/mips.c: Likewise.
2202 * config/rs6000/rs6000.c: Likewise.
2203 * config/sparc/sparc.c: Likewise.
2204 * genconditions.c: Include memmodel.h in generated file.
2205 * genemit.c: Likewise.
2206 * genoutput.c: Likewise.
2207 * genpeep.c: Likewise.
2208 * genpreds.c: Likewise.
2209 * genrecog.c: Likewise.
2211 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2213 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2214 "c" instead when parsing characters. Move operand parsing into...
2215 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2216 and tightening the scope of various locals.
2218 2016-09-26 Liu Hao <lh_mouse@126.com>
2220 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2222 2016-09-26 Marek Polacek <polacek@redhat.com>
2224 * system.h: Use __has_attribute to check whether the fallthrough
2225 attribute is supported.
2227 2016-09-26 Marek Polacek <polacek@redhat.com>
2229 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2230 gimple_call_internal_p.
2231 * ipa-split.c (find_return_bb): Likewise.
2232 (execute_split_functions): Likewise.
2233 * omp-low.c (dump_oacc_loop_part): Likewise.
2234 (oacc_loop_xform_head_tail): Likewise.
2235 * predict.c (predict_loops): Likewise.
2236 * sanopt.c (pass_sanopt::execute): Likewise.
2237 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2238 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2239 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2240 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2241 (expand_ifn_va_arg): Likewise.
2242 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2243 (optimize_mask_stores): Likewise.
2244 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2245 (vect_transform_stmt): Likewise.
2246 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2247 * tsan.c (instrument_memory_accesses): Likewise.
2249 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2250 Alexander Monakov <amonakov@ispras.ru>
2252 * regrename.c (rename_chains): Check
2253 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2254 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2255 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2257 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2259 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2260 (s390_sched_score): Likewise.
2262 2016-09-26 Martin Liska <mliska@suse.cz>
2264 * doc/gcov.texi: Update program output of gcov tool.
2266 2016-09-26 Martin Liska <mliska@suse.cz>
2268 PR gcov-profile/23332
2269 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2270 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2271 * value-prof.c (dump_histogram_value): Do not handle
2272 HIST_TYPE_CONST_DELTA.
2273 (stream_in_histogram_value): Likewise.
2274 (gimple_find_values_to_profile): Likewise.
2275 * value-prof.h (enum hist_type): Likewise.
2277 2016-09-26 Martin Liska <mliska@suse.cz>
2279 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2280 from default sanitize recover values.
2281 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2282 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2283 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2285 * opts.c (finish_options): Do a generic loop over options
2286 that can be recovered.
2287 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2289 (common_handle_option): Likewise.
2290 * opts.h: Declare can_recover to sanitizer_opts_s.
2292 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2294 * target.def(elf_flags_numeric): Change documentation to present tense.
2295 * doc/tm.texi: Regenerate.
2297 2016-09-26 Marek Polacek <polacek@redhat.com>
2300 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2301 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2302 -Wno-switch-fallthrough.
2303 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2304 (expand_builtin): Likewise.
2305 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2306 * convert.c (convert_to_real_1): Likewise.
2307 (convert_to_integer_1): Likewise.
2308 * final.c (output_alternate_entry_point): Likewise.
2309 * genattrtab.c (make_canonical): Likewise.
2310 (write_test_expr): Likewise.
2311 * genpreds.c (validate_exp): Likewise.
2312 * gimple-ssa-strength-reduction.c
2313 (find_candidates_dom_walker::before_dom_children): Likewise.
2314 * godump.c (go_format_type): Likewise.
2315 * reload1.c (elimination_effects): Likewise.
2316 * resource.c (mark_referenced_resources): Likewise.
2317 (mark_set_resources): Likewise.
2318 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2319 * varasm.c (output_addressed_constants): Likewise.
2321 2016-09-26 Marek Polacek <polacek@redhat.com>
2324 * common.opt (Wimplicit-fallthrough): New option.
2325 * doc/extend.texi: Document statement attributes and the fallthrough
2327 * doc/invoke.texi: Document -Wimplicit-fallthrough.
2328 * gimple.h (gimple_call_internal_p): New function.
2329 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
2330 (struct label_entry): New struct.
2331 (find_label_entry): New function.
2332 (case_label_p): New function.
2333 (collect_fallthrough_labels): New function.
2334 (last_stmt_in_scope): New function.
2335 (should_warn_for_implicit_fallthrough): New function.
2336 (warn_implicit_fallthrough_r): New function.
2337 (maybe_warn_implicit_fallthrough): New function.
2338 (expand_FALLTHROUGH_r): New function.
2339 (expand_FALLTHROUGH): New function.
2340 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
2341 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
2342 (gimplify_label_expr): New function.
2343 (gimplify_case_label_expr): Set location.
2344 (gimplify_expr): Call gimplify_label_expr.
2345 * internal-fn.c (expand_FALLTHROUGH): New function.
2346 * internal-fn.def (FALLTHROUGH): New internal function.
2347 * langhooks.c (lang_GNU_OBJC): New function.
2348 * langhooks.h (lang_GNU_OBJC): Declare.
2349 * system.h (gcc_fallthrough): Define.
2350 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
2351 * tree.h (FALLTHROUGH_LABEL_P): Define.
2353 2016-09-26 Richard Biener <rguenther@suse.de>
2355 * dwarf2out.c (stripattributes): Remove unused function.
2356 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
2357 Push dwarf_split_debug_info handling into init_sections_and_labels.
2358 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
2359 (DEBUG_MACRO_SECTION_FLAGS): Remove.
2360 (debug_macinfo_section_name): New global.
2361 (output_macinfo): Use debug_macinfo_section_name.
2362 (init_sections_and_labels): Split out section and label generation
2363 from dwarf2out_init. Set debug_macinfo_section_name.
2364 (dwarf2out_init): Move text section label generation and emission
2366 (dwarf2out_assembly_start): ... here.
2367 (dwarf2out_finish): Call init_sections_and_labels before DWARF
2370 2016-09-26 Richard Biener <rguenther@suse.de>
2373 * cgraphunit.c (analyze_functions): Before early removing
2374 global vars calls the late_global_decl debug handler mark
2375 the variable as readonly.
2377 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
2380 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
2381 (sh_rtx_costs): Handle SET of movt and movrt patterns.
2382 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
2383 declare new overloads.
2384 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
2387 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2389 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
2390 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2392 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
2394 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
2395 * configure: Regenerate.
2397 2016-09-24 Marek Polacek <polacek@redhat.com>
2400 * doc/invoke.texi: Document -Wbool-operation.
2402 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2404 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
2405 * config/rs6000/rs6000.c (expand_block_compare): New function used by
2406 cmpmemsi pattern to do builtin expansion of memcmp ().
2407 (compute_current_alignment): Add helper function for
2408 expand_block_compare used to compute alignment as the compare proceeds.
2409 (select_block_compare_mode): Used by expand_block_compare to select
2410 the mode used for reading the next chunk of bytes in the compare.
2411 (do_load_for_compare): Used by expand_block_compare to emit the load
2412 insns for the compare.
2413 (rs6000_emit_dot_insn): Moved this function to avoid a forward
2414 reference from expand_block_compare ().
2415 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
2416 prototype for this function.
2417 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
2418 target option for controlling how much code inline expansion of
2419 memcmp() will be allowed to generate.
2421 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2423 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
2424 hook_bool_mode_false, hook_bool_mode_true,
2425 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2426 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2427 hook_bool_const_rtx_insn_const_rtx_insn_true,
2428 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
2429 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
2430 hook_bool_const_tree_hwi_hwi_const_tree_false,
2431 hook_bool_const_tree_hwi_hwi_const_tree_true,
2432 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
2433 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2434 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
2435 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
2436 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
2437 hook_bool_const_tree_true, hook_bool_tree_tree_false,
2438 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
2439 hook_bool_rtx_insn_true, hook_bool_rtx_false,
2440 hook_bool_uintp_uintp_false,
2441 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
2442 hook_rtx_tree_int_null, hook_uint_mode_0,
2443 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
2444 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
2445 hook_constcharptr_const_rtx_insn_null,
2446 hook_constcharptr_const_tree_const_tree_null,
2447 hook_constcharptr_int_const_tree_null,
2448 hook_constcharptr_int_const_tree_const_tree_null,
2449 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
2450 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
2451 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
2453 * vec.h (vNULL): Extend comment to say = vNULL initialization
2454 isn't needed for static vars.
2456 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2457 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2458 = vNULL initialization of file scope vec.
2459 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2460 disabled_pass_uid_range_tab): Likewise.
2461 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2462 * tree-chkp-opt.c (check_infos): Likewise.
2463 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2465 * vec.h (vnull::operator vec): Add constexpr keyword for
2468 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2470 PR tree-optimization/77654
2471 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2472 to duplicate_ssa_name_ptr_info.
2474 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2476 PR preprocessor/77672
2477 * input.c (selftest::test_lexer_string_locations_simple): Update
2478 test to expect location information of the terminator character
2479 at the location of the final closing quote.
2480 (selftest::test_lexer_string_locations_hex): Likewise.
2481 (selftest::test_lexer_string_locations_oct): Likewise.
2482 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2483 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2484 (selftest::test_lexer_string_locations_ucn4): Likewise.
2485 (selftest::test_lexer_string_locations_ucn8): Likewise.
2486 (selftest::test_lexer_string_locations_u8): Likewise.
2487 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2488 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2489 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2490 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2491 (selftest::test_lexer_string_locations_macro): Likewise.
2492 (selftest::test_lexer_string_locations_long_line): Likewise.
2494 2016-09-23 Richard Biener <rguenther@suse.de>
2496 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2497 virtual definition to virtual use if the call devirtualizes
2498 to a const or pure function.
2499 (visit_use): Also visit calls we can devirtualize to a
2500 const or pure function.
2502 2016-09-23 Richard Biener <rguenther@suse.de>
2504 PR tree-optimization/77697
2505 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2506 signal error if we have sth ternary or unhandled.
2508 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2510 * config/arm/arm_neon.h (vabd_f16): New.
2544 (vcvt_f16_s16): New.
2545 (vcvt_f16_u16): New.
2546 (vcvt_s16_f16): New.
2547 (vcvt_u16_f16): New.
2548 (vcvtq_f16_s16): New.
2549 (vcvtq_f16_u16): New.
2550 (vcvtq_s16_f16): New.
2551 (vcvtq_u16_f16): New.
2552 (vcvta_s16_f16): New.
2553 (vcvta_u16_f16): New.
2554 (vcvtaq_s16_f16): New.
2555 (vcvtaq_u16_f16): New.
2556 (vcvtm_s16_f16): New.
2557 (vcvtm_u16_f16): New.
2558 (vcvtmq_s16_f16): New.
2559 (vcvtmq_u16_f16): New.
2560 (vcvtn_s16_f16): New.
2561 (vcvtn_u16_f16): New.
2562 (vcvtnq_s16_f16): New.
2563 (vcvtnq_u16_f16): New.
2564 (vcvtp_s16_f16): New.
2565 (vcvtp_u16_f16): New.
2566 (vcvtpq_s16_f16): New.
2567 (vcvtpq_u16_f16): New.
2568 (vcvt_n_f16_s16): New.
2569 (vcvt_n_f16_u16): New.
2570 (vcvtq_n_f16_s16): New.
2571 (vcvtq_n_f16_u16): New.
2572 (vcvt_n_s16_f16): New.
2573 (vcvt_n_u16_f16): New.
2574 (vcvtq_n_s16_f16): New.
2575 (vcvtq_n_u16_f16): New.
2589 (vmul_lane_f16): New.
2592 (vmulq_lane_f16): New.
2614 (vrsqrteq_f16): New.
2618 (vrsqrtsq_f16): New.
2622 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2624 * config.gcc (extra_headers): Add arm_fp16.h
2625 * config/arm/arm_fp16.h: New.
2626 * config/arm/arm_neon.h: Include "arm_fp16.h".
2628 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2630 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2632 (vmulf): New (v8hf, v4hf variants).
2633 (vfma): New (v8hf, v4hf variants).
2634 (vfms): New (v8hf, v4hf variants).
2635 (vsub): New (v8hf, v4hf variants).
2636 (vcage): New (v8hf, v4hf variants).
2637 (vcagt): New (v8hf, v4hf variants).
2638 (vcale): New (v8hf, v4hf variants).
2639 (vcalt): New (v8hf, v4hf variants).
2640 (vceq): New (v8hf, v4hf variants).
2641 (vcgt): New (v8hf, v4hf variants).
2642 (vcge): New (v8hf, v4hf variants).
2643 (vcle): New (v8hf, v4hf variants).
2644 (vclt): New (v8hf, v4hf variants).
2645 (vceqz): New (v8hf, v4hf variants).
2646 (vcgez): New (v8hf, v4hf variants).
2647 (vcgtz): New (v8hf, v4hf variants).
2648 (vcltz): New (v8hf, v4hf variants).
2649 (vclez): New (v8hf, v4hf variants).
2650 (vabd): New (v8hf, v4hf variants).
2651 (vmaxf): New (v8hf, v4hf variants).
2652 (vmaxnm): New (v8hf, v4hf variants).
2653 (vminf): New (v8hf, v4hf variants).
2654 (vminnm): New (v8hf, v4hf variants).
2655 (vpmaxf): New (v4hf variant).
2656 (vpminf): New (v4hf variant).
2657 (vpadd): New (v4hf variant).
2658 (vrecps): New (v8hf, v4hf variants).
2659 (vrsqrts): New (v8hf, v4hf variants).
2660 (vabs): New (v8hf, v4hf variants).
2661 (vneg): New (v8hf, v4hf variants).
2662 (vrecpe): New (v8hf, v4hf variants).
2663 (vrnd): New (v8hf, v4hf variants).
2664 (vrnda): New (v8hf, v4hf variants).
2665 (vrndm): New (v8hf, v4hf variants).
2666 (vrndn): New (v8hf, v4hf variants).
2667 (vrndp): New (v8hf, v4hf variants).
2668 (vrndx): New (v8hf, v4hf variants).
2669 (vrsqrte): New (v8hf, v4hf variants).
2670 (vmul_lane): Add v4hf and v8hf variants.
2671 (vmul_n): Add v4hf and v8hf variants.
2672 (vext): New (v8hf, v4hf variants).
2673 (vcvts): New (v8hi, v4hi variants).
2674 (vcvts): New (v8hf, v4hf variants).
2675 (vcvtu): New (v8hi, v4hi variants).
2676 (vcvtu): New (v8hf, v4hf variants).
2677 (vcvts_n): New (v8hf, v4hf variants).
2678 (vcvtu_n): New (v8hi, v4hi variants).
2679 (vcvts_n): New (v8hi, v4hi variants).
2680 (vcvtu_n): New (v8hf, v4hf variants).
2681 (vbsl): New (v8hf, v4hf variants).
2682 (vcvtas): New (v8hf, v4hf variants).
2683 (vcvtau): New (v8hf, v4hf variants).
2684 (vcvtms): New (v8hf, v4hf variants).
2685 (vcvtmu): New (v8hf, v4hf variants).
2686 (vcvtns): New (v8hf, v4hf variants).
2687 (vcvtnu): New (v8hf, v4hf variants).
2688 (vcvtps): New (v8hf, v4hf variants).
2689 (vcvtpu): New (v8hf, v4hf variants).
2691 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2693 * config/arm/arm-builtins.c (hf_UP): New.
2695 (vfp_builtin_data): New. Update comment.
2696 (enum arm_builtins): Include "arm_vfp_builtins.def".
2697 (ARM_BUILTIN_VFP_PATTERN_START): New.
2698 (arm_init_vfp_builtins): New.
2699 (arm_init_builtins): Add arm_init_vfp_builtins.
2700 (arm_expand_vfp_builtin): New.
2701 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2703 * config/arm/arm_vfp_builtins.def: New file.
2704 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2705 (arm-builtins.o): Likewise.
2707 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2710 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2711 from constant while creating value range.
2713 2016-09-23 Renlin Li <renlin.li@arm.com>
2715 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2716 (ira_init_once): Here.
2718 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2719 Jakub Jelinek <jakub@redhat.com>
2721 * hooks.h (hook_uint_uintp_false): Rename to...
2722 (hook_bool_uint_uintp_false): ... this.
2723 * hooks.c (hook_uint_uintp_false): Rename to...
2724 (hook_bool_uint_uintp_false): ... this.
2725 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2726 instead of hook_uint_uintp_false.
2728 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2730 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2731 (arm_init_builtins): Move body of a loop to the standalone
2732 function arm_init_neon_builtin.
2733 (arm_expand_neon_builtin_1): New. Update comment. Function body
2734 moved from arm_neon_builtin with some white-space fixes.
2735 (arm_expand_neon_builtin): Move code into the standalone function
2736 arm_expand_neon_builtin_1.
2738 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2740 * config/arm/iterators.md (VCVTHI): New.
2741 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2745 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2746 (V_HALF): Add V4HF. Fix white-space.
2747 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2748 (V_s_elem): Likewise.
2749 (V_sz_elem): Fix white-space.
2750 (V_elem_ch): Likewise.
2752 (scalar_mul_constraint): Add V8HF and V4HF.
2753 (Is_float_mode): Fix white-space.
2754 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2755 (q): Add HF. Fix white-space.
2758 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2759 (neon_vfm_lane_as): New.
2760 * config/arm/neon.md (add<mode>3_fp16): New.
2761 (sub<mode>3_fp16): New.
2762 (mul<mode>3add<mode>_neon): New.
2763 (fma<VH:mode>4_intrinsic): New.
2764 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2765 (fmsub<VH:mode>4_intrinsic): New.
2766 (<absneg_str><mode>2): New.
2767 (neon_v<absneg_str><mode>): New.
2768 (neon_v<fp16_rnd_str><mode>): New.
2769 (neon_vrsqrte<mode>): New.
2770 (neon_vpaddv4hf): New.
2771 (neon_vadd<mode>): New.
2772 (neon_vsub<mode>): New.
2773 (neon_vmulf<mode>): New.
2774 (neon_vfma<VH:mode>): New.
2775 (neon_vfms<VH:mode>): New.
2776 (neon_vc<cmp_op><mode>): New.
2777 (neon_vc<cmp_op><mode>_fp16insn): New
2778 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2779 (neon_vca<cmp_op><mode>): New.
2780 (neon_vca<cmp_op><mode>_fp16insn): New.
2781 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2782 (neon_vc<cmp_op>z<mode>): New.
2783 (neon_vabd<mode>): New.
2784 (neon_v<maxmin>f<mode>): New.
2785 (neon_vp<maxmin>fv4hf: New.
2786 (neon_<fmaxmin_op><mode>): New.
2787 (neon_vrecps<mode>): New.
2788 (neon_vrsqrts<mode>): New.
2789 (neon_vrecpe<mode>): New (VH variant).
2790 (neon_vdup_lane<mode>_internal): New.
2791 (neon_vdup_lane<mode>): New.
2792 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2793 (neon_vcvt<sup><mode>): New (VH variant).
2794 (neon_vcvt<sup>_n<mode>): New (VH variant).
2795 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2796 (neon_vcvt<vcvth_op><sup><mode>): New.
2797 (neon_vmul_lane<mode>): New.
2798 (neon_vmul_n<mode>): New.
2799 * config/arm/unspecs.md (UNSPEC_VCALE): New
2800 (UNSPEC_VCALT): New.
2801 (UNSPEC_VFMA_LANE): New.
2802 (UNSPECS_VFMS_LANE): New.
2804 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2806 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2807 ("*extzv<mode><clobbercc_or_nocc>"):
2808 Correct a typo in a comment.
2810 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2811 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2812 ("*insv<mode>_zEC12_appendbitsleft")
2813 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2814 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2815 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2816 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2817 Provide pattern with operands switched.
2818 ("*pre_z10_extv<mode>"):
2819 Use new subst patterns.
2820 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2821 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2822 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2823 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2824 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2825 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2826 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2828 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2829 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2830 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2832 ("SINT"): New mode_iterator with SI, HI, QI.
2833 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2834 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2837 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2839 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2840 new interface of s390_contiguous_bitmask_p.
2841 ("contiguous_bitmask_nowrap_operand"): New predicate.
2842 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2843 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2844 of s390_contiguous_bitmask_p.
2845 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2846 ("NxxSw"): New constraint.
2847 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2848 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2850 (s390_contiguous_bitmask_nowrap_p): Export.
2851 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2852 former s390_contiguous_bitmask_p.
2853 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2854 detect contiguous bit ranges with wraparound. Change signature to
2855 return START and END position instead of POS and LENGTH.
2856 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2857 ranges with wraparound.
2858 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2859 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2860 Adapt to new signature of s390_contiguous_bitmask_p.
2862 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2864 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2865 (create_intersect_range_checks): New.
2866 (vect_create_cond_for_alias_checks): Call above function.
2868 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2870 * config/arm/iterators.md (Code iterators): Fix some white-space
2874 (FCVT): Moved from vfp.md.
2875 (VCVT_HF_US_N): New.
2876 (VCVT_SI_US_N): New.
2881 (FCVTI32typename): Moved from vfp.md.
2882 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2883 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2884 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2885 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2886 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2888 (fp16_rnd_str): New.
2889 (fp16_rnd_insn): New.
2890 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2891 (UNSPEC_VCVT_HF_U_N): New.
2892 (UNSPEC_VCVT_SI_S_N): New.
2893 (UNSPEC_VCVT_SI_U_N): New.
2894 (UNSPEC_VCVTH_S): New.
2895 (UNSPEC_VCVTH_U): New.
2896 (UNSPEC_VCVTA_S): New.
2897 (UNSPEC_VCVTA_U): New.
2898 (UNSPEC_VCVTM_S): New.
2899 (UNSPEC_VCVTM_U): New.
2900 (UNSPEC_VCVTN_S): New.
2901 (UNSPEC_VCVTN_U): New.
2902 (UNSPEC_VCVTP_S): New.
2903 (UNSPEC_VCVTP_U): New.
2904 (UNSPEC_VCVTP_S): New.
2905 (UNSPEC_VCVTP_U): New.
2907 (UNSPEC_VRNDA): New.
2908 (UNSPEC_VRNDI): New.
2909 (UNSPEC_VRNDM): New.
2910 (UNSPEC_VRNDN): New.
2911 (UNSPEC_VRNDP): New.
2912 (UNSPEC_VRNDX): New.
2913 * config/arm/vfp.md (<absneg_str>hf2): New.
2915 (neon_v<fp16_rnd_str>hf): New.
2916 (neon_vrndihf): New.
2921 (*mulsf3neghf_vfp): New.
2922 (*negmulhf3_vfp): New.
2923 (*mulsf3addhf_vfp): New.
2924 (*mulhf3subhf_vfp): New.
2925 (*mulhf3neghfaddhf_vfp): New.
2926 (*mulhf3neghfsubhf_vfp): New.
2929 (fmsubhf4_fp16): New.
2933 (neon_vsqrthf): New.
2934 (neon_vrsqrtshf): New.
2935 (FCVT): Move to iterators.md.
2936 (FCVTI32typename): Likewise.
2937 (neon_vcvth<sup>hf): New.
2938 (neon_vcvth<sup>si): New.
2939 (neon_vcvth<sup>_nhf_unspec): New.
2940 (neon_vcvth<sup>_nhf): New.
2941 (neon_vcvth<sup>_nsi_unspec): New.
2942 (neon_vcvth<sup>_nsi): New.
2943 (neon_vcvt<vcvth_op>h<sup>si): New.
2944 (neon_<fmaxmin_op>hf): New.
2946 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2948 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2949 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2950 ("*insv<mode>_zEC12_appendbitsleft")
2951 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2952 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2954 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2956 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2957 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2958 construct values without normalization.
2959 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2960 static local lhs_ops to vNULL.
2962 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2963 Jiong Wang <jiong.wang@arm.com>
2965 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2966 available when FP16 instructions are available.
2967 (output_move_vfp): Add support for 16-bit data moves.
2968 (arm_validize_comparison): Fix some white-space. Support HFmode
2969 by conversion to SFmode.
2970 * config/arm/arm.md (truncdfhf2): Fix a comment.
2971 (extendhfdf2): Likewise.
2973 (movsicc): Fix some white-space.
2975 (movsfcc): Fix some white-space.
2977 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2978 instructions are available.
2979 (*thumb2_movhi_vfp): Likewise.
2980 (*arm_movhi_fp16): New.
2981 (*thumb2_movhi_fp16): New.
2982 (*movhf_vfp_fp16): New.
2983 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2984 (*movhf_vfp): Likewise.
2985 (extendhfsf2): Enable when VFP FP16 instructions are available.
2986 (truncsfhf2): Enable when VFP FP16 instructions are available.
2988 2016-09-23 Martin Liska <mliska@suse.cz>
2990 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2992 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2994 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2996 (arm_evpc_neon_vtrn): Likewise.
2997 (arm_evpc_neon_vrev): Likewise.
2998 (arm_evpc_neon_vext): Likewise.
2999 * config/arm/arm_neon.h (vbsl_f16): New.
3003 (vdup_lane_f16): New.
3004 (vdupq_lane_f16): New.
3017 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3018 (vdup_lane): New (v8hf, v4hf variants).
3019 (vext): New (v8hf, v4hf variants).
3020 (vbsl): New (v8hf, v4hf variants).
3021 * config/arm/iterators.md (VDQWH): New.
3023 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3024 (Scalar_mul_8_16): Fix white-space.
3025 (Is_d_reg): Add V4HF and V8HF.
3026 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3027 (neon_vdup_lane<mode>): New.
3028 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3029 (*neon_vtrn<mode>_insn): Likewise.
3030 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3031 (*neon_vzip<mode>_insn): Likewise
3032 (neon_vuzp<mode>_internal): Likewise.
3033 (*neon_vuzp<mode>_insn): Likewise
3034 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3036 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3037 Matthew Wahab <matthew.wahab@arm.com>
3039 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3040 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3041 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3042 available. Also fix some white-space.
3043 * config/arm/vfp.md (*arm_movhi_vfp): New.
3044 (*thumb2_movhi_vfp): New.
3046 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3048 * config/arm/arm-c.c (arm_cpu_builtins): Define
3049 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3050 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3052 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3054 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3055 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3056 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3057 arm_v8_2a_fp16_neon_hw.
3058 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3061 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3063 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3064 arm_fp16_alternative_ok and arm_fp16_none_ok.
3066 2016-09-23 Martin Liska <mliska@suse.cz>
3068 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3070 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3072 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3074 ("armv8.2-a+fp16"): New.
3075 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3076 (FL2_FP16INST): New.
3077 (FL2_FOR_ARCH8_2A): New.
3078 * config/arm/arm-tables.opt: Regenerate.
3079 * config/arm/arm.c (arm_arch8_2): New.
3080 (arm_fp16_inst): New.
3081 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3082 for incompatible fp16-format settings.
3083 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3084 (TARGET_NEON_FP16INST): New.
3085 (arm_arch8_2): Declare.
3086 (arm_fp16_inst): Declare.
3087 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3088 march=armv8.2-a and march=armv8.2-a+fp16.
3089 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3091 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3092 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3094 2016-09-23 Martin Liska <mliska@suse.cz>
3096 * doc/extend.texi: Remove fused-madd from i386 target options.
3098 2016-09-23 Martin Liska <mliska@suse.cz>
3100 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3103 2016-09-23 Martin Liska <mliska@suse.cz>
3105 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3108 2016-09-23 Martin Liska <mliska@suse.cz>
3111 * config/i386/i386.c (ix86_option_override_internal): Change
3112 signature and return false when there's an error related to
3114 (release_options_strings): New function.
3115 (ix86_valid_target_attribute_tree): Call the function.
3117 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3119 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3120 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3121 (gen_hsa_ctor_assignment): Likewise.
3122 * print-tree.c (print_node): Likewise.
3123 * tree-dump.c (dequeue_and_dump): Likewise.
3124 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3125 * expr.c (store_constructor): Likewise.
3126 * fold-const.c (operand_equal_p): Likewise.
3127 * tree-pretty-print.c (dump_generic_node): Likewise.
3128 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3129 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3131 2016-09-23 Richard Biener <rguenther@suse.de>
3133 * hooks.h (hook_uint_uintp_false): Declare.
3135 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3137 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3138 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3140 2016-09-22 Martin Sebor <msebor@redhat.com>
3143 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3144 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3145 (target_int_min): Correct computation.
3146 (format_integer): Use long long as the argument for the ll length
3148 (format_floating): Use target_int_max().
3149 (get_string_length): Same.
3150 (format_string): Avoid setting the bounded flag for strings
3152 (try_substitute_return_value): Avoid setting range info when
3153 the result isn't bounded.
3154 * varasm.c (assemble_name): Increase buffer size.
3156 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3157 Terry Guo <terry.guo@arm.com>
3159 * target.def (elf_flags_numeric): New target hook.
3160 * targhooks.h (default_asm_elf_flags_numeric): New.
3161 * varasm.c (default_asm_elf_flags_numeric): New.
3162 (default_elf_asm_named_section): Use new target hook.
3163 * config/arm/arm.opt (mpure-code): New.
3164 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3165 * config/arm/arm.c (arm_asm_init_sections): Add section
3166 attribute to default text section if -mpure-code.
3167 (arm_option_check_internal): Diagnose use of option with
3168 non supported targets and/or options.
3169 (arm_asm_elf_flags_numeric): New.
3170 (arm_function_section): New.
3171 (arm_elf_section_type_flags): New.
3172 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3174 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3175 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3177 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3179 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3181 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3183 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3184 * rtl.h: Adjust prototype.
3186 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3188 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3189 (prev_active_insn): Likewise.
3190 (active_insn_p): Likewise.
3191 * rtl.h: Adjust prototypes.
3192 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3193 * config/arc/arc.md: Likewise.
3194 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3195 (branch_needs_nop_p): Likewise.
3196 (use_skip_p): Likewise.
3197 * config/sh/sh.c (gen_block_redirect): Likewise.
3198 (split_branches): Likewise.
3199 * reorg.c (optimize_skip): Likewise.
3200 (fill_simple_delay_slots): Likewise.
3201 (fill_slots_from_thread): Likewise.
3202 (relax_delay_slots): Likewise.
3203 * resource.c (mark_target_live_regs): Likewise.
3205 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3207 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3209 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3210 (prev_nonnote_nondebug_insn): Likewise.
3211 * config/cris/cris-protos.h: Adjust prototype.
3213 * jump.c (rtx_renumbered_equal_p): Adjust.
3215 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3217 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3218 * rtl.h: Adjust prototype.
3219 * config/sh/sh.md: Adjust.
3220 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3222 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3224 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3225 (prev_nondebug_insn): Likewise.
3226 * loop-doloop.c (doloop_condition_get): Likewise.
3227 * rtl.h: Adjust prototype.
3228 * cfgloop.h: Likewise.
3230 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3232 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3233 (prev_nonnote_insn): Likewise.
3234 * jump.c (reversed_comparison_code_parts): Likewise.
3235 (reversed_comparison): Likewise.
3236 * rtl.h: Adjust prototypes.
3237 * config/arc/arc.md: Adjust.
3238 * cse.c (find_comparison_args): Likewise.
3239 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3240 (fix_reg_dead_note): Change argument type to rtx_insn *.
3241 (delete_prior_computation): Likewise.
3242 (delete_computation): Likewise.
3243 (fill_slots_from_thread): Adjust.
3244 (relax_delay_slots): Likewise.
3245 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3246 (simplify_relational_operation_1): Likewise.
3247 (simplify_ternary_operation): Likewise.
3249 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3251 * config/arc/arc-protos.h (arc_label_align): Change type of
3252 variables from rtx to rtx_insn *.
3253 * config/arc/arc.c (arc_label_align): Likewise.
3254 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3255 * config/bfin/bfin.c (workaround_speculation): Likewise.
3256 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3257 (find_last_same_clock): Likewise.
3258 (reorg_split_calls): Likewise.
3259 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3260 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3261 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3262 (same_cmp_following_p): Likewise.
3263 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3264 (same_cmp_following_p): Likwise.
3265 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3266 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3267 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3268 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3269 (rl78_alloc_physical_registers_cmp): Likewise.
3270 (rl78_alloc_physical_registers_umul): Likewise.
3271 (rl78_calculate_death_notes): Likewise.
3272 * config/s390/s390-protos.h (s390_label_align): Likewise.
3273 * config/s390/s390.c (s390_label_align): Likewise.
3274 * config/sh/sh.c (barrier_align): Likewise.
3275 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3276 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3277 (emit_cbcond_nop): Likewise.
3279 2016-09-22 Martin Liska <mliska@suse.cz>
3282 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3283 alias address matters, not necessarily address of original.
3285 2016-09-22 Richard Biener <rguenther@suse.de>
3288 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3291 2016-09-22 Richard Biener <rguenther@suse.de>
3294 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3295 from constant folding results.
3296 (gimple_resimplify2): Likewise.
3297 (gimple_resimplify3): Likewise.
3299 2016-09-22 Richard Biener <rguenther@suse.de>
3302 * expr.c (expand_expr_real_1): Guard array access against negative
3305 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3307 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3309 (format_floating): Likewise.
3311 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3314 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3315 for all IFN_GOMP_SIMD_* internal fns, not just for
3316 IFN_GOMP_SIMD_ORDERED_*.
3318 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3321 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
3322 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
3323 instructions when you want to invert the test.
3324 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
3325 correct order for XXSEL.
3326 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
3327 for using XSCMP{EQ,GT,GE}DP.
3329 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3331 * genconstants.c (main): Introduce noop_reader and convert call
3332 to read_md_files to a method call.
3333 * genenums.c (main): Likewise.
3334 * genmddeps.c (main): Likewise.
3335 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
3336 rtx_reader_ptr->get_top_level_filename ().
3337 (write_tm_preds_h): Likewise.
3338 (write_insn_preds_c): Likewise.
3339 * gensupport.c (class gen_reader): New subclass of rtx_reader.
3340 (rtx_handle_directive): Convert to...
3341 (gen_reader::handle_unknown_directive): ...this.
3342 (init_rtx_reader_args_cb): Convert return type from bool to
3343 rtx_reader *. Create a gen_reader instance, using it for the
3344 call to read_md_files. Return it if no errors occur.
3345 (init_rtx_reader_args): Convert return type from bool to
3347 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3348 (init_rtx_reader_args_cb): Likewise.
3349 * read-md.c (struct file_name_list): Move to class rtx_reader.
3350 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
3351 (read_md_filename): Delete in favor of
3352 rtx_reader::m_read_md_filename.
3353 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
3354 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
3355 (base_dir): Delete in favor of rtx_reader::m_base_dir.
3356 (first_dir_md_include): Delete in favor of
3357 rtx_reader::m_first_dir_md_include.
3358 (last_dir_md_include_ptr): Delete in favor of
3359 rtx_reader::m_last_dir_md_include_ptr.
3360 (max_include_len): Delete.
3361 (rtx_reader_ptr): New.
3362 (fatal_with_file_and_line): Use get_filename and get_lineno
3363 accessors of rtx_reader_ptr.
3364 (require_char_ws): Likewise.
3365 (rtx_reader::read_char): New method, based on ::read_char.
3366 (rtx_reader::unread_char): New method, based on ::unread_char.
3367 (read_escape): Use get_filename and get_lineno accessors of
3369 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
3370 (read_string): Use get_filename and get_lineno accessors of
3372 (rtx_reader::rtx_reader): New ctor.
3373 (rtx_reader::~rtx_reader): New dtor.
3374 (handle_include): Convert from a function to...
3375 (rtx_reader::handle_include): ...this method, converting
3376 handle_directive from a callback to a virtual function.
3377 (handle_file): Likewise, converting to...
3378 (rtx_reader::handle_file): ...this method.
3379 (handle_toplevel_file): Likewise, converting to...
3380 (rtx_reader::handle_toplevel_file): ...this method.
3381 (rtx_reader::get_current_location): New method.
3382 (parse_include): Convert from a function to...
3383 (rtx_reader::add_include_path): ...this method, dropping redundant
3384 update to unused max_include_len.
3385 (read_md_files): Convert from a function to...
3386 (rtx_reader::read_md_files): ...this method, converting
3387 handle_directive from a callback to a virtual function.
3388 (noop_reader::handle_unknown_directive): New method.
3389 * read-md.h (directive_handler_t): Delete this typedef.
3391 (read_md_file): Delete.
3392 (read_md_lineno): Delete.
3393 (read_md_filename): Delete.
3394 (class rtx_reader): New class.
3395 (rtx_reader_ptr): New decl.
3396 (class noop_reader): New subclass of rtx_reader.
3397 (read_char): Reimplement in terms of rtx_reader::read_char.
3398 (unread_char): Reimplement in terms of rtx_reader::unread_char.
3399 (read_md_files): Delete.
3400 * read-rtl.c (read_rtx_code): Update for deletion of globals
3401 read_md_filename and read_md_lineno.
3403 2016-09-21 Jason Merrill <jason@redhat.com>
3405 * input.h (from_macro_definition_at): New.
3407 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3409 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
3411 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3413 PR tree-optimization/77550
3414 * tree-vect-stmts.c (create_array_ref): Change parameters.
3415 (get_group_alias_ptr_type): New function.
3416 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
3418 2016-09-21 Marek Polacek <polacek@redhat.com>
3420 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
3421 Add falls through comment.
3423 2016-09-21 Richard Biener <rguenther@suse.de>
3425 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
3426 (replace_child): Likewise.
3427 (remove_child_TAG): Adjust.
3428 (move_marked_base_types): Likewise.
3429 (prune_unused_types_prune): Clear die_sib of removed children.
3431 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
3434 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
3435 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
3437 2016-09-21 Richard Biener <rguenther@suse.de>
3439 PR tree-optimization/77648
3440 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
3442 (make_transitive_closure_constraints): Adjust comment.
3443 (make_any_offset_constraints): New function.
3444 (handle_rhs_call): Make sure to first expand a pointer to all
3445 subfields before transitively closing it.
3446 (handle_const_call): Likewise. Properly expand returned
3448 (handle_pure_call): Likewise.
3450 2016-09-21 Richard Biener <rguenther@suse.de>
3451 Jakub Jelinek <jakub@redhat.com>
3453 PR tree-optimization/77621
3454 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3455 group at non-vectorizable stmts.
3457 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3459 PR tree-optimization/72835
3460 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3461 (make_new_ssa_for_all_defs): Likewise.
3462 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3464 2016-09-20 Martin Sebor <msebor@redhat.com>
3467 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3468 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3469 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3470 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3471 * config/sol2.c (solaris_printf_pointer_format): New function.
3472 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3474 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3475 * doc/tm.texi: Regenerate.
3476 * gimple-fold.h (get_range_strlen): New function.
3477 (get_maxval_strlen): Declare existing function.
3478 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3479 maximum and minimum.
3480 (get_range_strlen): Define overload.
3481 (get_maxval_strlen): Adjust.
3482 * gimple-ssa-sprintf.c: New file and pass.
3483 * passes.def (pass_sprintf_length): Add new pass.
3484 * targhooks.h (default_printf_pointer_format): Declare new function.
3485 (gnu_libc_printf_pointer_format): Same.
3486 (solaris_libc_printf_pointer_format): Same.
3487 * targhooks.c (default_printf_pointer_format): Define new function.
3488 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3489 * print-tree.c: Increase buffer size.
3491 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3493 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3495 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3497 * common.opt: New option -fipa-vrp.
3498 * ipa-cp.c (ipa_get_vr_lat): New.
3499 (ipcp_vr_lattice::print): Likewise.
3500 (print_all_lattices): Call ipcp_vr_lattice::print.
3501 (ipcp_vr_lattice::meet_with): New.
3502 (ipcp_vr_lattice::meet_with_1): Likewise.
3503 (ipcp_vr_lattice::top_p): Likewise.
3504 (ipcp_vr_lattice::bottom_p): Likewsie.
3505 (ipcp_vr_lattice::set_to_bottom): Likewise.
3506 (set_all_contains_variable): Call VR set_to_bottom.
3507 (initialize_node_lattices): Init VR lattices.
3508 (propagate_vr_accross_jump_function): New.
3509 (propagate_constants_accross_call): Call
3510 propagate_vr_accross_jump_function.
3511 (ipcp_store_vr_results): New.
3512 (ipcp_driver): Handle VR.
3513 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3514 (ipa_set_jf_unknown): Likewise.
3515 (ipa_compute_jump_functions_for_edge): Likewise.
3516 (ipa_node_params_t::duplicate): Likewise.
3517 (ipa_write_jump_function): Likewise.
3518 (ipa_read_jump_function): Likewise.
3519 (write_ipcp_transformation_info): Likewise.
3520 (read_ipcp_transformation_info): Likewise.
3521 (ipcp_update_vr): New.
3522 (ipcp_transform_function): Handle VR.
3523 * ipa-prop.h (struct ipa_vr): New.
3524 * cgraph.c: Include tree-vrp.h.
3525 * cgraphunit.c: Likewise.
3526 * ipa-utils.c: Likewise.
3529 * toplev.c: Likewise.
3530 * ipa-devirt.c: Likewise.
3531 * ipa-inline-transform.c: Likewise.
3532 * ipa-inline.c: Likewise.
3533 * ipa-profile.c: Likewise.
3535 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3537 * doc/invoke.texi: Document -fdump-tree-evrp.
3538 * passes.def: Define new pass_early_vrp.
3539 * timevar.def: Define new TV_TREE_EARLY_VRP.
3540 * tree-pass.h (make_pass_early_vrp): New.
3541 * tree-ssa-propagate.c: Make replace_uses_in non static.
3542 * tree-ssa-propagate.h: Export replace_uses_in.
3543 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3544 (extract_range_from_assert): Factor out
3545 extract_range_for_var_from_comparison_expr.
3546 (vrp_initialize_lattice): New.
3547 (vrp_initialize): Factor out vrp_initialize_lattice.
3548 (vrp_valueize): Fix it to reject complex value ranges.
3549 (vrp_free_lattice): New.
3550 (evrp_dom_walker::before_dom_children): Likewise.
3551 (evrp_dom_walker::after_dom_children): Likewise.
3552 (evrp_dom_walker::push_value_range): Likewise.
3553 (evrp_dom_walker::pop_value_range): Likewise.
3554 (execute_early_vrp): Likewise.
3555 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3556 (make_pass_early_vrp): New.
3558 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3560 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3561 instead of exact_log2.
3563 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3566 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3567 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3568 (ix86_add_stmt_cost): Penalize DFmode vector operations
3569 for !TARGET_VECTORIZE_DOUBLE.
3571 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3573 * doc/invoke.texi (Warning Options): Simplify language.
3574 (Optimize Options): Complete sentence.
3576 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3578 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3581 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3584 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3585 inits on power8 and above, use the VMRGEW instruction instead of a
3588 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3589 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3592 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3594 * config/aarch64/arm_neon.h
3595 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3596 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3597 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3599 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3601 * config/var/vax.h (ELIMINABLE_REGS): Define.
3602 (INITIAL_ELIMINATION_OFFSET): Define.
3604 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3607 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3608 cast to void * if the cast is from some other pointer type.
3610 2016-09-20 Richard Biener <rguenther@suse.de>
3612 PR tree-optimization/77646
3613 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3616 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3618 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3619 attributes to all inlined functions and make them extern.
3621 2016-09-20 Richard Biener <rguenther@suse.de>
3623 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3625 * debug.c (do_nothing_debug_hooks): Adjust.
3626 * dbxout.c (dbx_debug_hooks): Likewise.
3627 * sdbout.c (sdb_debug_hooks): Likewise.
3628 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3629 (dwarf2out_finish): Move producer, filename and
3631 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3632 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3634 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3637 * doc/invoke.texi: Document -Wint-in-bool-context.
3640 * dwarf2out.c (output_loc_operands): Fix an assertion.
3642 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3644 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3645 (CR_DECIMAL_DIG): New macro.
3647 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3649 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3652 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3654 PR rtl-optimization/77416
3655 * lra-remat.c (operand_to_remat): Process hard coded insn
3658 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3660 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3661 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3663 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3665 * target.def (lra_p): Wordsmithing.
3666 * doc/tm.texi: Regenerate.
3668 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3669 Jan Hubicka <jh@suse.cz>
3672 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3673 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3674 Call ultimate_alias_target just once, not up to 4 times.
3676 2016-09-19 Richard Biener <rguenther@suse.de>
3678 * dwarf2out.c (early_dwarf_finished): New global.
3679 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3681 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3682 if called from LTO exit early.
3683 (dwarf2out_late_global_decl): When being during the early
3684 debug phase do not add locations but only const value attributes.
3685 Adjust the way we generate early DIEs for LTO.
3687 2016-09-19 Richard Biener <rguenther@suse.de>
3690 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3691 proper niter to bound the loops.
3693 2016-09-19 Richard Biener <rguenther@suse.de>
3695 PR tree-optimization/77514
3696 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3697 search for folded stmt.
3699 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3701 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3702 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3703 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3704 fsm_find_thread_path, profitable_jump_thread_path,
3705 fsm_find_control_statement_thread_paths,
3706 find_jump_threads_backwards): Add speed_p parameter.
3707 (pass_data_early_thread_jumps): New pass.
3708 (make_pass_early_thread_jumps): New function.
3710 2016-09-17 Andreas Schwab <schwab@suse.de>
3712 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3713 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3715 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3717 * recog.c (rest_of_handle_split_after_reload): Delete.
3718 (pass_split_after_reload::gate): New method.
3719 (pass_split_after_reload::execute): Call split_all_insns directly.
3721 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3723 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3724 parameters for functions taking long long arguments.
3726 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3729 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3730 splat with truncate.
3732 2016-09-16 Jason Merrill <jason@redhat.com>
3734 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3736 * hwint.c (exact_log2): Use pow2p_hwi.
3737 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3738 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3739 * builtins.c (get_object_alignment_2, get_object_alignment)
3740 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3742 * calls.c (compute_argument_addresses, store_one_arg): Use
3744 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3745 * combine.c (force_to_mode): Use least_bit_hwi.
3746 (contains_muldiv, find_split_point, combine_simplify_rtx)
3747 (simplify_if_then_else, simplify_set, force_to_mode)
3748 (if_then_else_cond, simplify_and_const_int_1)
3749 (simplify_compare_const): Use pow2p_hwi.
3750 * cse.c (fold_rtx): Use pow2p_hwi.
3751 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3753 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3754 (init_expmed_one_conv): Use pow2p_hwi.
3755 * expr.c (is_aligning_offset): Use pow2p_hwi.
3756 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3757 (fold_binary_loc): Use pow2p_hwi.
3758 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3759 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3760 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3761 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3763 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3764 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3765 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3766 * omp-low.c (oacc_loop_fixed_partitions)
3767 (oacc_loop_auto_partitions): Use least_bit_hwi.
3768 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3769 * stor-layout.c (place_field): Use least_bit_hwi.
3770 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3771 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3772 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3773 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3774 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3775 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3776 (vect_grouped_store_supported, vect_grouped_load_supported)
3777 (vect_permute_load_chain, vect_shift_permute_load_chain)
3778 (vect_transform_grouped_load): Use pow2p_hwi.
3779 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3780 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3781 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3783 * tsan.c (instrument_expr): Use least_bit_hwi.
3784 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3786 2016-09-16 Andreas Schwab <schwab@suse.de>
3788 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3790 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3792 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3795 * combine.c (rest_of_handle_combine): If any edges have been purged,
3796 free dominators if available.
3798 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3799 Eric Botcazou <ebotcazou@adacore.com>
3802 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3803 through into expand_addsub_overflow after expand_neg_overflow.
3805 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3807 * diagnostic-show-locus.c
3808 (selftest::test_fixit_insert_containing_newline): New function.
3809 (selftest::test_fixit_replace_containing_newline): New function.
3810 (selftest::diagnostic_show_locus_c_tests): Call the above.
3812 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3814 PR tree-optimization/77503
3815 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3816 code for CONST_COND_REDUCTION at analysis stage and use it at
3818 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3819 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3820 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3823 2016-09-15 Richard Biener <rguenther@suse.de>
3826 * fold-const.c (split_tree): Do not split constant ~X.
3828 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3830 PR rtl-optimization/77425
3831 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3835 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3836 use %qs instead of %s where desirable, use argument instead of arg in
3837 the diagnostic wording, add list of supported strategies and
3839 (ix86_option_override_internal): Emit target("m...") instead of
3840 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3841 -march/-mtune option diagnostic. Add list of supported arches/tunings
3842 and spellcheck hint. Remove prefix, suffix and sw variables, use
3843 main_args_p ? "..." : "..." in diagnostics to make translation
3846 2016-09-15 Richard Biener <rguenther@suse.de>
3848 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3849 extra offset argument.
3850 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3851 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3852 to reflect new offset parameter.
3853 * doc/tm.texi: Regenerate.
3854 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3855 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3857 (darwin_asm_output_dwarf_offset): Likewise.
3858 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3860 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3861 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3862 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3864 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3867 * ipa-icf.c (set_alias_uids): New function.
3868 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3869 all the merged variable's referring aliases.
3871 2016-09-15 Richard Biener <rguenther@suse.de>
3873 PR tree-optimization/77514
3874 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3875 only forced_stmts sequence.
3877 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3879 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3880 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3881 FOR_EACH_SSA_NAME to iterate over SSA variables.
3882 (pass_expand::execute): Likewise.
3883 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3884 * tree-cfg.c (dump_function_to_file): Likewise.
3885 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3886 (update_ssa): Likewise.
3887 * tree-ssa-alias.c (dump_alias_info): Likewise.
3888 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3889 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3890 (create_outofssa_var_map): Likewise.
3891 (coalesce_ssa_name): Likewise.
3892 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3893 * tree-ssa-pre.c (compute_avail): Likewise.
3894 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3895 (scc_vn_restore_ssa_info): Likewise.
3896 (free_scc_vn): Likwise.
3897 (run_scc_vn): Likewise.
3898 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3899 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3900 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3901 * tree-ssa.c (verify_ssa): Likewise.
3903 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3905 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3906 and mips64r2 as default 32-bit and 64-bit architectures.
3907 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3908 as default 32-bit and 64-bit architectures.
3910 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3912 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3915 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3917 * target.def (lra_p): Change commentary (for the manual) for the
3919 * doc/tm.texi: Regenerate.
3921 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3923 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3924 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3925 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3926 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3928 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3930 * targhooks.c (default_lra_p): Return true instead of false.
3932 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3934 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3935 hook_bool_void_false.
3936 * config/avr/avr.c: Ditto.
3937 * config/bfin/bfin.c: Ditto.
3938 * config/c6x/c6x.c: Ditto.
3939 * config/cr16/cr16.c: Ditto.
3940 * config/cris/cris.c: Ditto.
3941 * config/epiphany/epiphany.c: Ditto.
3942 * config/fr30/fr30.c: Ditto.
3943 * config/frv/frv.c: Ditto.
3944 * config/h8300/h8300.c: Ditto.
3945 * config/ia64/ia64.c: Ditto.
3946 * config/iq2000/iq2000.c: Ditto.
3947 * config/lm32/lm32.c: Ditto.
3948 * config/m32c/m32c.c: Ditto.
3949 * config/m32r/m32r.c: Ditto.
3950 * config/m68k/m68k.c: Ditto.
3951 * config/mcore/mcore.c: Ditto.
3952 * config/microblaze/microblaze.c: Ditto.
3953 * config/mmix/mmix.c: Ditto.
3954 * config/mn10300/mn10300.c: Ditto.
3955 * config/moxie/moxie.c: Ditto.
3956 * config/msp430/msp430.c: Ditto.
3957 * config/nios2/nios2.c: Ditto.
3958 * config/nvptx/nvptx.c: Ditto.
3959 * config/pa/pa.c: Ditto.
3960 * config/pdp11/pdp11.c: Ditto.
3961 * config/rl78/rl78.c: Ditto.
3962 * config/sparc/sparc.c: Ditto.
3963 * config/spu/spu.c: Ditto.
3964 * config/stormy16/stormy16.c: Ditto.
3965 * config/tilegx/tilegx.c: Ditto.
3966 * config/tilepro/tilepro.c: Ditto.
3967 * config/v850/v850.c: Ditto.
3968 * config/vax/vax.c: Ditto.
3969 * config/visium/visium.c: Ditto.
3970 * config/xtensa/xtensa.c: Ditto.
3972 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3975 * tsan.c: Include target.h.
3976 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3977 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3978 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3979 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3980 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3982 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3983 Martin Liska <mliska@suse.cz>
3986 * predict.c (force_edge_cold): Add braces to a condition.
3988 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3990 PR rtl-optimization/77289
3991 * lra-constraints.c (get_final_hard_regno): Removed.
3992 (get_hard_regno): Add new parameter final_p.
3993 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3994 (operands_match_p): Adjust call to get_hard_regno.
3995 (uses_hard_regs_p): Likewise.
3996 (process_alt_operands): Likewise.
3998 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4001 * config/msp430/msp430.c (msp430_start_function): Emit an error
4002 if a function is both weak and specifies an interrupt number.
4004 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4006 PR tree-optimization/77454
4007 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4008 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4011 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4013 * config/aarch64/aarch64-builtins.c
4014 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4016 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4018 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4019 SFmode and SCmode arguments by reference.
4021 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4023 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4025 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4026 for renaming of add_fixit_insert to add_fixit_insert_before.
4027 (selftest::test_one_liner_fixit_insert_after): New function.
4028 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4029 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4030 (selftest::test_one_liner_many_fixits): Likewise.
4031 (selftest::test_diagnostic_show_locus_one_liner): Update for
4032 renaming, call new test function.
4033 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4034 renaming of add_fixit_insert to add_fixit_insert_before.
4035 (selftest::test_fixit_consolidation): Likewise.
4036 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4038 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4039 (selftest::test_applying_fixits_insert_before): ...this.
4040 (selftest::test_applying_fixits_insert): Update for renaming of
4041 add_fixit_insert to add_fixit_insert_before.
4042 (selftest::test_applying_fixits_insert_after): New function.
4043 (selftest::test_applying_fixits_insert_after_at_line_end): New
4045 (selftest::test_applying_fixits_insert_after_failure): New function.
4046 (selftest::test_applying_fixits_multiple): Update for renaming of
4047 add_fixit_insert to add_fixit_insert_before.
4048 (selftest::change_line): Likewise.
4049 (selftest::test_applying_fixits_unreadable_file): Likewise.
4050 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4051 (selftest::test_applying_fixits_column_validation): Likewise.
4052 (selftest::test_applying_fixits_column_validation): Likewise.
4053 (selftest::edit_context_c_tests): Update for renamed test function;
4054 call new test functions.
4056 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4058 PR tree-optimization/77536
4059 PR rtl-optimization/68212
4060 * config/rs6000/rs6000.md (div->recip splitter): Remove
4061 optimize_insn_for_speed_p condition.
4063 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4065 * optabs.c (prepare_cmp_insn): Update documentation comment.
4067 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4068 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4071 * opts.h (candidates_list_and_hint): Declare.
4072 * opts-common.c (candidates_list_and_hint): New function.
4073 (cmdline_handle_error): Use it.
4075 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4077 * edit-context.c (edited_line::get_len): New accessor.
4078 (edited_file::print_diff): Split out hunk-printing into...
4079 (edited_file::print_diff_hunk): New method.
4080 (edited_file::print_diff_line): New method.
4082 2016-09-12 Andrew Pinski <apinski@cavium.com>
4084 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4086 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4087 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4088 (aarch64_operands_ok_for_ldpstp): Return false if
4089 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4090 was SImode and the alignment is less than 8 byte.
4091 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4093 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4096 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4098 2016-09-12 Marek Polacek <polacek@redhat.com>
4100 * doc/extend.texi: Use lowercase "boolean".
4101 * doc/invoke.texi: Likewise.
4102 * doc/md.texi: Likewise.
4103 * target.def: Likewise.
4104 * doc/tm.texi: Regenerated.
4106 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4109 * expmed.c (synth_mult): Delete duplicate mode check.
4111 2016-09-10 Tom de Vries <tom@codesourcery.com>
4114 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4116 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4117 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4119 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4121 PR rtl-optimization/77289
4122 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4123 register numbers. Remove support for subregs.
4124 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4125 (get_reg_class): Delete removed get_final_hard_regno() argument.
4126 (uses_hard_regs_p): Call get_final_hard_regno().
4128 2016-09-09 Martin Sebor <msebor@redhat.com>
4132 * pretty-print.c (pp_quoted_string): New function.
4133 (pp_format): Call it for %c and %s directives.
4135 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4137 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4138 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4139 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4140 * target.def (frame_pointer_required, can_eliminate): Likewise.
4141 * doc/tm.texi: Regenerated.
4142 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4144 * df-scan.c (df_hard_reg_init): Likewise.
4145 * ira.c (ira_setup_eliminable_regset): Likewise.
4146 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4147 init_elim_table): Likewise.
4148 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4149 set_initial_elim_offsets, update_eliminables,
4150 init_elim_table): Likewise.
4151 * rtlanal.c (get_initial_register_offset): Likewise.
4152 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4153 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4154 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4155 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4156 * config/fr30/fr30.h: Fix comment.
4157 * config/frv/frv.c: Likewise.
4158 * config/frv/frv.h: Likewise.
4159 * config/ft32/ft32.h: Likewise.
4160 * config/visium/visium.h: Likewise.
4161 * config/pa/pa64-linux.h: Likewise.
4162 * config/v850/v850.h: Likewise.
4163 * config/cris/cris.c: Likewise.
4164 * config/ia64/ia64.h: Likewise.
4165 * config/moxie/moxie.h: Likewise.
4166 * config/m32r/m32r.h: Likewise.
4168 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4171 * config.in: Regenerate.
4172 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4174 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4175 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4176 static-libmpxwrappers case.
4177 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4178 MPX_LD_AS_NEEDED_GUARD_POP.
4179 * configure: Regenerate.
4180 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4181 defined if linker support "--push-state"/"--pop-state".
4183 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4185 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4187 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4189 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4190 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4191 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4192 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4193 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4194 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4195 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4197 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4198 width macros from TS 18661-1.
4199 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4201 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4204 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4205 OMP_CLAUSE_SAFELEN_EXPR.
4207 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4209 * Makefile.in (OBJS): Add substring-locations.o.
4210 * langhooks-def.h (class substring_loc): New forward decl.
4211 (lhd_get_substring_location): New decl.
4212 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4213 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4214 * langhooks.c (lhd_get_substring_location): New function.
4215 * langhooks.h (class substring_loc): New forward decl.
4216 (struct lang_hooks): Add field get_substring_location.
4217 * substring-locations.c: New file, taking definition of
4218 format_warning_va and format_warning_at_substring from
4219 c-family/c-format.c, making them non-static.
4220 * substring-locations.h (class substring_loc): Move class here
4221 from c-family/c-common.h. Add and rewrite comments.
4222 (format_warning_va): New decl.
4223 (format_warning_at_substring): New decl.
4224 (get_source_location_for_substring): Add comment.
4226 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4228 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4229 to avoid -Wnarrowing warning.
4230 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4231 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4233 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4235 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4236 Avoid use of base_offset if offset already in range.
4238 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4240 * config/sh/sh-protos.h (struct sh_atomic_model,
4241 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4242 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4243 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4244 * config/sh/sh.h (struct sh_atomic_model,
4245 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4246 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4247 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4248 Guard with __cplusplus.
4250 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4253 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4254 unsupported or unknown ISA, use expand_call.
4256 2016-09-06 Martin Liska <mliska@suse.cz>
4258 PR gcov-profile/77378
4259 PR gcov-profile/77466
4260 * tree-profile.c (tree_profiling): Detect whether target can use
4261 -fprofile-update=atomic.
4263 2016-09-06 Richard Biener <rguenther@suse.de>
4265 PR tree-optimization/77479
4266 * tree-vrp.c (update_value_range): Extend overflow handling to
4269 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4272 * config/i386/i386.md (isa): Add x64_avx512bw.
4273 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4274 (kmov_isa): New mode attr.
4275 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4276 (*zero_extend<mode>si2): Likewise.
4277 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4279 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4281 * doc/invoke.texi (SPU Options): nops -> NOPs.
4282 (x86 Options): Ditto.
4284 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4287 * toplev.c (process_options): Temporarily set input_location
4288 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4290 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4292 PR rtl-optimization/77452
4293 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4294 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4296 2016-09-05 Marek Polacek <polacek@redhat.com>
4299 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4301 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4304 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4305 *insn_out == '*' test. Don't copy unnecessary to yet another
4306 memory buffer, and don't leak it.
4308 PR rtl-optimization/77425
4309 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4311 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4313 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4315 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4317 * common.opt (fdiagnostics-generate-patch): New option.
4318 * diagnostic.c: Include "edit-context.h".
4319 (diagnostic_initialize): Initialize context->edit_context_ptr.
4320 (diagnostic_finish): Delete context->edit_context_ptr.
4321 (diagnostic_report_diagnostic): Add fix-it hints from the
4322 diagnostic to context->edit_context_ptr, if any.
4323 * diagnostic.h (class edit_context): Add forward decl.
4324 (struct diagnostic_context): Add field "edit_context_ptr".
4325 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
4326 -fdiagnostics-generate-patch.
4327 (-fdiagnostics-generate-patch): New item.
4328 * toplev.c: Include "edit-context.h".
4329 (process_options): Set global_dc->edit_context_ptr to a new
4330 edit_context if the options need one.
4331 (toplev::main): Handle -fdiagnostics-generate-patch by using
4332 global_dc->edit_context_ptr.
4334 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4337 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
4338 map and firstprivate clauses on target construct for _Atomic
4340 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
4341 on target construct for _Atomic qualified decls.
4342 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
4344 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
4345 _Atomic qualified arguments not mentioned in uniform clause.
4347 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4349 * Makefile.in (OBJS-libcommon): Add edit-context.o.
4350 * diagnostic-color.c (color_dict): Add "diff-filename",
4351 "diff-hunk", "diff-delete", and "diff-insert".
4352 (parse_gcc_colors): Update default value of GCC_COLORS in comment
4353 to reflect above changes.
4354 * doc/invoke.texi (-fdiagnostics-color): Update description of
4355 default GCC_COLORS, and of the supported capabilities.
4356 * edit-context.c: New file.
4357 * edit-context.h: New file.
4358 * input.c (struct fcache): Add field "missing_trailing_newline".
4359 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
4361 (add_file_to_cache_tab): Likewise.
4362 (fcache::fcache): Likewise.
4363 (get_next_line): Update c->missing_trailing_newline.
4364 (location_missing_trailing_newline): New function.
4365 * input.h (location_missing_trailing_newline): New decl.
4366 * selftest-run-tests.c (selftest::run_tests): Call
4367 edit_context_c_tests.
4368 * selftest.h (edit_context_c_tests): New decl.
4370 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4371 Richard Biener <rguenth@suse.de>
4373 PR tree-optimization/77444
4374 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
4375 as steptype, remove redundant initialization.
4377 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4380 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
4381 (sanopt_optimize_walker): Optimize away
4382 __asan_before_dynamic_init (...) followed by
4383 __asan_after_dynamic_init () without intervening memory loads/stores.
4384 * ipa-pure-const.c (special_builtin_state): Handle
4385 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
4386 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
4388 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4390 * cfg.c (free_original_copy_tables): Replace second assignment of
4391 bb_copy = NULL by bb_original = NULL.
4393 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4396 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
4397 assignment added in r216794.
4399 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4401 * Makefile.in (OBJS): Add typed-splay-tree.o.
4402 * selftest-run-tests.c (selftest::run_tests): Call
4403 typed_splay_tree_c_tests.
4404 * selftest.h (typed_splay_tree_c_tests): New decl.
4405 * typed-splay-tree.c: New file.
4406 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
4407 (typed_splay_tree::max): New method.
4408 (typed_splay_tree::min): New method.
4409 (typed_splay_tree::foreach): New method.
4410 (typed_splay_tree::closure): New struct.
4411 (typed_splay_tree::inner_foreach_fn): New function.
4413 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4415 * ipa-cp.c (ipcp_store_bits_results): Change option name from
4416 -fipa-cp-bit to -fipa-bit-cp.
4418 2016-09-01 Martin Sebor <msebor@redhat.com>
4420 PR tree-optimization/71831
4421 * tree-object-size.h: Return bool instead of the size and add
4422 argument for the size.
4423 * tree-object-size.c (compute_object_offset): Update signature.
4424 (addr_object_size): Same.
4425 (compute_builtin_object_size): Return bool instead of the size
4426 and add argument for the size. Handle POINTER_PLUS_EXPR when
4427 optimization is disabled.
4428 (expr_object_size): Adjust.
4429 (plus_stmt_object_size): Adjust.
4430 (pass_object_sizes::execute): Adjust.
4431 * builtins.c (fold_builtin_object_size): Adjust.
4432 * doc/extend.texi (Object Size Checking): Update.
4433 * ubsan.c (instrument_object_size): Adjust.
4435 2016-09-01 Martin Sebor <msebor@redhat.com>
4437 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
4438 it fits the output of the formatted function regardless of its
4440 * gcc/genmodes.c (parser::parse_expr): Same.
4441 * gimplify.c (gimplify_asm_expr): Same.
4442 * passes.c (pass_manager::register_one_dump_file): Same.
4443 * print-tree.c (print_node): Same.
4445 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4447 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
4449 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4451 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
4453 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4455 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4456 * config/rs6000/vector.md: Ditto.
4457 * config/rs6000/vsx.md: Ditto.
4459 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4461 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4464 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4466 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4467 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4468 *return_and_restore_gpregs_<mode>_r11,
4469 *return_and_restore_gpregs_<mode>_r12,
4470 *return_and_restore_gpregs_<mode>_r1,
4471 *return_and_restore_fpregs_<mode>_r11,
4472 *return_and_restore_fpregs_<mode>_r12,
4473 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4474 directly instead of via the "l" constraint. Renumber operands.
4477 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4479 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4480 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4481 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4482 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4483 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4484 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4485 *call_value_nonlocal_darwin64, reload_macho_picbase,
4486 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4487 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4488 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4489 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4490 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4491 *save_fpregs_<mode>_r1): Ditto.
4492 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4493 *return_and_restore_gpregs_spe): Ditto.
4495 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4497 * config/rs6000/rs6000.md
4498 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4499 the use of the link register.
4500 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4502 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4503 Michael Meissner <meissner@linux.vnet.ibm.com>
4506 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4507 reg+reg addressing for TImode.
4508 (rs6000_legitimate_address_p): Only allow register indirect
4509 addressing for TImode, even without TARGET_QUAD_MEMORY.
4511 2016-09-01 Richard Biener <rguenther@suse.de>
4514 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4515 check whether the result fits the desired result type.
4517 2016-09-01 Nathan Sidwell <nathan@acm.org>
4519 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4521 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4523 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4525 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4527 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4529 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4530 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4531 for comparisons of integer ZERO_EXTEND against zero.
4533 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4535 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4536 STV pass if -mstackrealign is enabled.
4538 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4540 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4543 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4545 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4546 (layout_range::intersects_line_p): New method.
4547 (test_range_contains_point_for_single_point): Rename to...
4548 (test_layout_range_for_single_point): ...this, and add testing
4549 for layout_range::intersects_line_p.
4550 (test_range_contains_point_for_single_line): Rename to...
4551 (test_layout_range_for_single_line): ...this, and add testing
4552 for layout_range::intersects_line_p.
4553 (test_range_contains_point_for_multiple_lines): Rename to...
4554 (test_layout_range_for_multiple_lines): ...this, and add testing
4555 for layout_range::intersects_line_p.
4556 (layout::layout): Populate m_fixit_hints.
4557 (layout::get_expanded_location): Handle the case of a line-span
4559 (layout::validate_fixit_hint_p): New method.
4560 (get_line_span_for_fixit_hint): New function.
4561 (layout::calculate_line_spans): Add spans for fixit-hints.
4562 (layout::should_print_annotation_line_p): New method.
4563 (layout::print_any_fixits): Drop param "richloc", instead using
4564 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4565 (diagnostic_show_locus): Avoid printing blank annotation lines.
4566 (selftest::test_diagnostic_context::test_diagnostic_context):
4567 Initialize show_column and start_span.
4568 (selftest::test_diagnostic_context::start_span_cb): New static
4570 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4571 (selftest::diagnostic_show_locus_c_tests): Update for function
4572 renamings. Call test_diagnostic_show_locus_fixit_lines.
4574 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4576 PR tree-optimization/73714
4577 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4579 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4581 * selftest.c: Move "namespace selftest {" to top of file,
4582 removing explicit "selftest::" qualifiers throughout.
4584 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4586 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4588 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4589 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4590 Replace builtin with vector extension.
4591 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4593 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4594 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4595 Replace builtin with vector extension.
4596 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4597 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4598 Replace builtin with vector extension.
4599 * config/i386/xmmintrin.h (__m128_u): New type.
4600 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4601 (_mm_load_ps, _mm_store_ps): Simplify.
4603 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4605 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4607 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4609 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4610 than 3 ranges per diagnostic by alternating between color 1 and
4612 (layout::layout): Replace use of rich_location::MAX_RANGES
4613 with richloc->get_num_locations ().
4614 (layout::calculate_line_spans): Replace use of
4615 rich_location::MAX_RANGES with m_layout_ranges.length ().
4616 (layout::print_annotation_line): Handle arbitrary numbers of
4617 ranges in caret-printing by defaulting to '^'.
4618 (selftest::test_one_liner_many_fixits): New function.
4619 (test_diagnostic_show_locus_one_liner): Call it.
4620 * diagnostic.c (diagnostic_initialize): Update for renaming
4621 of rich_location::MAX_RANGES to
4622 rich_location::STATICALLY_ALLOCATED_RANGES.
4623 * diagnostic.h (struct diagnostic_context): Likewise.
4625 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4627 * selftest.c (selftest::named_temp_file::named_temp_file): New
4629 (selftest::temp_source_file::~temp_source_file): Move to...
4630 (selftest::named_temp_file::~named_temp_file): ...here.
4631 (selftest::test_named_temp_file): New function.
4632 (selftest::selftest_c_tests): Call test_named_temp_file.
4633 * selftest.h (class named_temp_file): New class.
4634 (class temp_source_file): Convert to a subclass of named_temp_file.
4636 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4638 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4639 USEs of LR_REGNO in returns and sibcalls.
4640 (rs6000_output_mi_thunk): Similar.
4641 (rs6000_sibcall_aix): Similar.
4642 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4643 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4644 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4645 Remove the USE of LR_REGNO from the patterns as well. Delete an
4647 (return_internal_<mode>): Delete.
4649 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4651 * gcc/config/aarch64/aarch64-simd.md
4652 (aarch64_ld2<mode>_dreg_le): New.
4653 (aarch64_ld2<mode>_dreg_be): New.
4654 (aarch64_ld2<mode>_dreg): Removed.
4655 (aarch64_ld3<mode>_dreg_le): New.
4656 (aarch64_ld3<mode>_dreg_be): New.
4657 (aarch64_ld3<mode>_dreg): Removed.
4658 (aarch64_ld4<mode>_dreg_le): New.
4659 (aarch64_ld4<mode>_dreg_be): New.
4660 (aarch64_ld4<mode>_dreg): Removed.
4661 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4663 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4665 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4666 redundant location param.
4667 (test_one_liner_fixit_remove): Likewise.
4668 (test_one_liner_fixit_replace): Likewise.
4669 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4670 * gcc-rich-location.c
4671 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4672 get_range_from_loc. Drop overload taking a const char *.
4673 * gcc-rich-location.h
4674 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4677 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4679 * config/linux.c (linux_libc_has_function): Return true on musl.
4681 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4683 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4685 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4687 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4688 used for abnormal egdes.
4690 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4692 PR tree-optimization/72866
4693 * tree-vect-patterns.c (search_type_for_mask): Turn into
4694 a small wrapper, move all code to ...
4695 (search_type_for_mask_1): ... this new function. Add caching
4696 and adjust recursive calls.
4699 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4700 instead of lookup_type_die (type_main_variant (type)) even for array
4704 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4705 constant pool reference return x instead of c.
4707 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4709 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4712 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4715 (selftest::test_make_location_nonpure_range_endpoints): Fix
4718 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4720 * diagnostic-show-locus.c
4721 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4723 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4724 * input.c (get_pure_location): Move to libcpp/line-map.c.
4725 * input.h (get_pure_location): Convert decl to an inline function
4726 calling implementation in libcpp.
4728 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4731 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4732 template for intel asm dialect.
4733 (vec_set_hi_<mode><mask_name>): Ditto.
4735 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4737 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4738 (selftest::fail_formatted): Likewise.
4740 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4742 * input.c (make_location): Call get_start and get_finish
4743 on the endpoints to avoid storing packed ranges or ad-hoc
4745 (selftest::test_make_location_nonpure_range_endpoints): New function.
4746 (selftest::input_c_tests): Call it.
4747 * input.h (get_start): New inline function.
4749 2016-08-29 Tom de Vries <tom@codesourcery.com>
4752 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4755 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4757 * Makefile.in (gcov-iov.h): Add dummy recipe.
4759 2016-08-29 Nathan Sidwell <nathan@acm.org>
4761 * config/nvptx/nvptx.c: #include tree-vrp.h.
4763 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4766 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4767 HIGH+LO construct during reload.
4769 2016-08-28 Tom de Vries <tom@codesourcery.com>
4772 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4773 'sysv_abi va_list' attribute.
4774 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4775 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4778 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4780 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4781 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4782 (unshare_all_rtl_again): Likewise.
4783 * function.c (assign_stack_local_1): Likewise.
4784 (assign_stack_temp_for_type): Likewise.
4786 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4788 * cfgbuild.c (make_edges): Adjust.
4789 * cfgrtl.c (can_delete_label_p): Likewise.
4790 * dwarf2cfi.c (create_trace_edges): Likewise.
4791 * except.c (sjlj_emit_dispatch_table): Likewise.
4792 * function.h (struct expr_status): make x_forced_labels a vector.
4793 * jump.c (rebuild_jump_labels_1): Adjust.
4794 * reload1.c (set_initial_label_offsets): Likewise.
4795 * stmt.c (force_label_rtx): Likewise.
4796 (expand_label): Likewise.
4798 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4800 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4802 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4804 PR tree-optimization/71077
4805 PR tree-optimization/68542
4806 * fold-const.c (fold_relational_const): Fix folding of
4807 VECTOR_CST comparisons that have a scalar boolean result type.
4808 (selftest::test_vector_folding): New static function.
4809 (selftest::fold_const_c_tests): Call it.
4811 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4813 * doc/extend.texi (SPU Built-in Functions): Remove stale
4814 references to material formerly at IBM and Sony.
4816 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4819 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4821 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4823 * diagnostic-show-locus.c
4824 (selftest::test_fixit_consolidation): New function.
4825 (selftest::diagnostic_show_locus_c_tests): Call it.
4826 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4827 constructor based on source_range.
4829 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4831 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4833 (parse_gcc_colors): Update description of default GCC_COLORS.
4834 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4835 (colorizer::set_fixit_insert): New method.
4836 (colorizer::set_fixit_delete): New method.
4837 (colorizer::get_color_by_name): New method.
4838 (colorizer::STATE_FIXIT_INSERT): New constant.
4839 (colorizer::STATE_FIXIT_DELETE): New constant.
4840 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4841 fields in favor of new field "m_stop_color". Add fields
4842 "m_fixit_insert" and "m_fixit_delete".
4843 (colorizer::colorizer): Update for above changes. Replace
4844 colorize_start calls with calls to get_color_by_name.
4845 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4846 STATE_FIXIT_DELETE. Update for field renamings.
4847 (colorizer::finish_state): Simplify by using m_stop_color,
4848 rather than multiple identical "*_ce" fields.
4849 (colorizer::get_color_by_name): New method.
4850 (layout::print_any_fixits): Print insertions and replacements
4851 using the "fixit-insert" color, and deletions using the
4852 "fixit-delete" color.
4853 * doc/invoke.texi (-fdiagnostics-color): Update description of
4854 default GCC_COLORS, and of the supported capabilities.
4856 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4858 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4859 current_function_static_stack_size variable with the static
4860 stack frame size of the current function when
4861 flag_stack_usage_info is enabled.
4863 2016-08-26 Nathan Sidwell <nathan@acm.org>
4865 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4866 assignment inside if condition.
4868 2016-08-26 Richard Biener <rguenther@suse.de>
4870 PR tree-optimization/69047
4871 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4872 extracts similar to what FRE does.
4873 (non_rewritable_mem_ref_base): Likewise.
4875 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4877 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4878 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4879 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4880 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4881 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4883 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4884 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4885 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4886 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4887 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4889 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4892 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4893 reservation duration to 15 cycles.
4894 (cortex_a8_vfp_macs): Likewise.
4895 (cortex_a8_vfp_macd): Likewise.
4896 (cortex_a8_vfp_divs): Likewise.
4897 (cortex_a8_vfp_divd): Likewise.
4899 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4901 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4902 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4904 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4905 Martin Jambhor <mjambor@suse.cz>
4907 * common.opt: New option -fipa-bit-cp.
4908 * doc/invoke.texi: Document -fipa-bit-cp.
4909 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4910 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4911 * tree-ssa-ccp.h: New header file.
4912 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4913 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4914 Replace all occurences of tree parameter by two new params: signop, int.
4915 (bit_value_unop_1): Change to bit_value_unop and export it.
4916 Replace all occurences of tree parameter by two new params: signop,
4918 (bit_value_binop): Change call from bit_value_binop_1 to
4920 (bit_value_assume_aligned): Likewise.
4921 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4922 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4924 (ccp_finalize): Skip processing if val->mask == 0.
4925 * ipa-cp.c: Include tree-ssa-ccp.h
4926 (ipcp_bits_lattice): New class.
4927 (ipcp_param_lattice (bits_lattice): New member.
4928 (print_all_lattices): Call ipcp_bits_lattice::print.
4929 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4930 (initialize_node_lattices): Likewise.
4931 (propagate_bits_accross_jump_function): New function.
4932 (propagate_constants_accross_call): Call
4933 propagate_bits_accross_jump_function.
4934 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4935 (ipcp_store_bits_results): New function.
4936 (ipcp_driver): Call ipcp_store_bits_results.
4937 * ipa-prop.h (ipa_bits): New struct.
4938 (ipa_jump_func): Add new member bits of type ipa_bits.
4939 (ipa_param_descriptor): Change decl to decl_or_type.
4940 (ipa_get_param): Change decl to decl_or_type and assert on
4942 (ipa_get_type): New function.
4943 (ipcp_transformation_summary): New member bits.
4944 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4945 (ipa_populate_param_decls): Likewise.
4946 (ipa_dump_param): Likewise.
4947 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4949 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4950 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4952 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4953 (ipa_write_jump_function): Add streaming for ipa_bits.
4954 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4955 (write_ipcp_transformation_info): Add streaming for ipa_bits
4957 (read_ipcp_transfomration_info): Add support for reading streamed
4959 (ipcp_update_bits): New function.
4960 (ipcp_transform_function): Call ipcp_update_bits.
4962 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4964 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4965 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4967 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4969 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4971 2016-08-25 Richard Biener <rguenther@suse.de>
4973 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4974 Only add locations in late dwarf.
4975 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4976 (dwarf2out_early_finish): But do it here.
4978 2016-08-24 Michael Collison <michael.collison@linaro.org>
4979 Michael Collison <michael.collison@arm.com>
4981 * config/arm/arm-modes.def: Add new condition code mode CC_V
4982 to represent the overflow bit.
4983 * config/arm/arm.c (maybe_get_arm_condition_code):
4984 Add support for CC_Vmode.
4985 (arm_gen_unlikely_cbranch): New function to generate common
4986 rtl conditional branches for overflow patterns.
4987 * config/arm/arm-protos.h: Add prototype for
4988 arm_gen_unlikely_cbranch.
4989 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4990 addsi3_compareV_upper): New patterns to support signed
4991 builtin overflow add operations.
4992 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4993 New patterns to support unsigned builtin add overflow operations.
4994 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4995 builtin overflow subtract operations,
4996 (usubv<mode>4): New patterns to support unsigned builtin subtract
4997 overflow operations.
4998 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4999 to support builtin overflow negate operations.
5001 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5004 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5006 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5007 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5010 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5012 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5013 MULTILIB_OPTIONS should be used. Small wording fixes.
5014 * genmultilib: Memorize set of all option combinations in
5015 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5016 found in MULTILIB_OPTIONS by checking if option set is listed in
5017 combination_space. Output new and existing error message to stderr.
5019 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5021 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5022 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5023 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5024 (MULTILIB_REUSE): Remove reuse rules for option set including
5025 -mfpu=fp-armv8 and -mfpu=vfpv4
5027 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5029 * config/arm/t-rtems: Add vfp multilib.
5031 2016-08-23 Ian Lance Taylor <iant@golang.org>
5033 * config/s390/s390.c (s390_asm_file_start): Call
5036 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5038 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5039 initialization of all 0's to the 0 constant, instead of directly
5040 generating XOR. Add support for V4SImode vector initialization on
5041 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5042 initialization. Change variables used in V4SFmode vector
5043 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5044 any memory addresses are in index form. Add support for using
5045 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5046 with all of the same element.
5047 (regno_or_subregno): New helper function to return a register
5048 number for either REG or SUBREG.
5049 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5050 Use regno_or_subregno where possible.
5051 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5052 DImode value from two SImode values in order to generate V4SImode
5053 vector initialization on 64-bit systems with direct move.
5054 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5056 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5058 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5060 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5061 attributes to initialize V8HImode and V16QImode vectors with the
5063 (VSX_SPLAT_COUNT): Likewise.
5064 (VSX_SPLAT_SUFFIX): Likewise.
5065 (UNSPEC_VSX_VEC_INIT): New unspec.
5066 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5067 Allow SFmode values to come from Altivec registers.
5068 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5069 on 64-bit systems with direct move.
5070 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5071 vector initializations, to allow V4SImode vector initializations
5072 on 64-bit systems with direct move.
5073 (vsx_splat_v4si): Likewise.
5074 (vsx_splat_v4si_di): Likewise.
5075 (vsx_splat_v4sf): Likewise.
5076 (vsx_splat_v4sf_internal): Likewise.
5077 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5079 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5080 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5081 initializing V8HImode and V16QImode vectors with the same
5083 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5084 optimization if -maltivec=be.
5086 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5088 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5089 attribute for alternatives 3 and 4.
5091 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5093 * selftest.c (selftest::assert_str_contains): New function.
5094 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5095 * selftest.h (selftest::assert_str_contains): New decl.
5096 (ASSERT_STR_CONTAINS): New macro.
5098 2016-08-23 Richard Biener <rguenther@suse.de>
5100 PR tree-optimization/77286
5101 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5103 (vect_transform_loop): Split exit edges of loop and scalar
5104 loop if required and at the appropriate time.
5106 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5108 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5109 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5111 Correct a typo in a comment.
5113 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5115 * config/s390/s390.md ("*andc_split"): New splitter for and with
5118 2016-08-23 Richard Biener <rguenther@suse.de>
5120 PR tree-optimization/27336
5121 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5122 by looking for a non-EH edge.
5123 (process_assert_insertions_for): Likewise.
5125 2016-08-23 Richard Biener <rguenther@suse.de>
5128 * statistics.c (statistics_counter_event): Robustify against
5131 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5133 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5134 for targets amdfam10 and barcelona.
5136 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5138 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5139 (zero_extend<mode>di2): Ditto.
5140 (*zero_extend<mode>si2): Ditto.
5141 (*zero_extendqihi2): Ditto.
5143 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5146 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5147 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5149 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5151 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5152 identical consecutive elements.
5153 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5154 the node's def stmt, avoid printing an unwanted trailing newline by
5155 replacing the call to print_gimple_stmt() with its inlined body and
5156 adjusting it to not set pp_needs_newline and to call pp_flush()
5157 instead of pp_newline_and_flush().
5159 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5161 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5162 (float32_type_node, float64_type_node, float32x_type_node)
5163 (float128x_type_node): New macros.
5164 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5165 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5166 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5167 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5168 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5169 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5170 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5171 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5172 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5173 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5174 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5175 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5176 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5177 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5178 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5179 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5180 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5181 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5182 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5184 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5185 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5186 * doc/extend.texi (Other Builtins): Document these built-in
5188 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5191 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5193 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5195 2016-08-22 Richard Biener <rguenther@suse.de>
5197 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5199 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5202 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5203 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5204 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5206 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5208 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5209 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5210 (vrp_visit_switch_stmt): Likewise.
5211 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5212 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5213 (vrp_visit_stmt): Use extract_range_from_stmt.
5214 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5216 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5218 * Makefile.in: Add tree-vrp.h to GTFILES.
5219 * gengtype.c (open_base_files): Add tree-vrp.h.
5220 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5221 * builtins.c: Likewise.
5222 * fold-const.c: Likewise.
5223 * gimple-builder.c: Likewise.
5224 * gimple-laddress.c: Likewise.
5225 * hsa-gen.c: Likewise.
5226 * internal-fn.c: Likewise.
5228 * targhooks.c: Liewise,
5229 * tree-ssa-address.c: Likewise.
5230 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5231 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5232 * tree-vrp.h: New file.
5234 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5236 PR tree-optimization/61839
5237 * tree-vrp.c (two_valued_val_range_p): New.
5238 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5239 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5240 Also Convert VAR BINOP CST where VAR is two-valued to
5241 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5243 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5245 * diagnostic-show-locus.c
5246 (layout::annotation_line_showed_range_p): New method.
5247 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5248 Reimplement case fixit_hint::REPLACE to cover removals, and
5249 replacements where the range of the replacement isn't one
5250 of the ranges in the rich_location.
5251 (test_one_liner_fixit_replace): Likewise.
5252 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5254 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5256 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5258 * diagnostic.c (print_parseable_fixits): Remove case
5261 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5264 * config/i386/i386.c (ix86_option_override_internal): Remove
5265 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5266 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5267 Do not try to enable TARGET_PRFCHW ISA flag here.
5268 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5269 Rewrite expander function body.
5270 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5272 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5275 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5276 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5277 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5278 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5279 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5280 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5281 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5282 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5283 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5285 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5287 (struct floatn_type_info): New structure type.
5288 (floatn_nx_types): New variable declaration.
5289 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5290 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5291 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5292 * tree.c (floatn_nx_types): New variable.
5293 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5294 corresponding complex types.
5295 * target.def (floatn_mode): New hook.
5296 * targhooks.c: Include "real.h".
5297 (default_floatn_mode): New function.
5298 * targhooks.h (default_floatn_mode): New prototype.
5299 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5301 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5302 effective-target and dg-add-options keywords.
5303 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5304 Document new effective-target keywords.
5305 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5306 * doc/tm.texi: Regenerate.
5307 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5308 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5309 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5311 * real.h (struct real_format): Add field ieee_bits.
5312 * real.c (ieee_single_format, mips_single_format)
5313 (motorola_single_format, spu_single_format, ieee_double_format)
5314 (mips_double_format, motorola_double_format)
5315 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5316 (ieee_extended_intel_128_format)
5317 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5318 (mips_extended_format, ieee_quad_format, mips_quad_format)
5319 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5320 (decimal_double_format, decimal_quad_format, ieee_half_format)
5321 (arm_half_format, real_internal_format: Initialize ieee_bits
5323 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
5324 float128_type_node. Set float80_type_node to float64x_type_node
5325 if appropriate and long_double_type_node not appropriate.
5326 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
5327 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
5328 Initialize ieee_bits field.
5329 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
5330 (rs6000_init_builtins): Set ieee128_float_type_node to
5332 (rs6000_floatn_mode): New function.
5334 2016-08-19 Jakub Jelinek <jakub@redhat.com>
5336 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5337 _rdseed64_step): Uglify argument names and/or local variable names
5338 in inline functions.
5339 * config/i386/rtmintrin.h (_xabort): Likewise.
5340 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
5341 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
5342 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
5343 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
5344 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
5345 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
5346 _mm_maskz_ternarylogic_epi32): Likewise.
5347 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
5348 __lwpins32, __lwpins64): Likewise.
5349 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
5350 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
5351 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
5352 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
5353 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
5354 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
5355 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
5356 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
5357 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
5358 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
5359 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
5360 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
5361 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
5362 _mm256_mask_i64gather_epi32): Likewise.
5363 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5364 * config/i386/ia32intrin.h (__writeeflags): Likewise.
5365 * config/i386/pkuintrin.h (_wrpkru): Likewise.
5366 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
5367 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
5368 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
5369 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
5370 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
5371 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
5372 _mm512_mask_prefetch_i64scatter_ps): Likewise.
5373 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5374 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
5375 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
5376 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
5377 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
5378 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
5379 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
5380 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
5382 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
5384 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
5385 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
5387 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
5388 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
5390 (_rdpkru_u32): Add space after function name.
5392 * config/i386/t-i386 (i386-c.o): Don't depend on
5393 i386-builtin-types.inc.
5394 (i386.o): Depend on i386-builtin-types.inc.
5396 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
5399 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
5400 Use const_vec_duplicate to check for duplicated elements.
5402 2016-08-19 Richard Biener <rguenther@suse.de>
5404 PR tree-optimization/77290
5405 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5406 Fix flag_tree_parallelize_loops check.
5408 2016-08-19 Richard Biener <rguenther@suse.de>
5410 * match.pd (x | 0 -> x): Add.
5412 2016-08-19 Richard Biener <rguenther@suse.de>
5414 PR tree-optimization/77286
5415 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
5416 Deal with virtual PHIs being out-of-order.
5418 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5420 * doc/invoke.texi (fverbose-asm): Note that source code lines
5421 are emitted, and provide an example.
5422 * final.c (asm_show_source): New function.
5423 (final_scan_insn): Call asm_show_source.
5425 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5427 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
5428 param with diagnostic_kind.
5429 (class colorizer): Similarly replace field m_diagnostic with
5431 (colorizer::colorizer): Replace diagnostic
5432 param with diagnostic_kind.
5433 (colorizer::begin_state): Update for above field change.
5434 (layout::layout): Replace diagnostic param with rich_location *
5435 and diagnostic_kind.
5436 (diagnostic_show_locus): Replace diagnostic param with richloc
5437 and diagnostic_kind.
5438 (class selftest::test_diagnostic_context): New class.
5439 (selftest::test_diagnostic_show_locus_unknown_location): New
5441 (selftest::test_one_liner_simple_caret): New function.
5442 (selftest::test_one_liner_caret_and_range): New function.
5443 (selftest::test_one_liner_multiple_carets_and_ranges): New
5445 (selftest::test_one_liner_fixit_remove): New function.
5446 (selftest::test_one_liner_fixit_replace): New function.
5447 (selftest::test_diagnostic_show_locus_one_liner): New function.
5448 (selftest::diagnostic_show_locus_c_tests): Call the new test
5450 * diagnostic.c (diagnostic_initialize): Initialize
5451 colorize_source_p, show_ruler_p and parseable_fixits_p.
5452 (default_diagnostic_finalizer): Update for change to
5453 diagnostic_show_locus.
5454 (diagnostic_append_note): Likewise.
5455 * diagnostic.h (diagnostic_show_locus): Replace
5456 const diagnostic_info * param with location * and diagnostic_t.
5458 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5460 * input.c (saved_line_table): New global.
5461 (class selftest::temp_line_table): Rename to line_table_test and
5462 move declaration to selftest.h, and drop field m_old_line_table.
5463 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5464 (selftest::line_table_test::line_table_test): ...this. Add a
5465 default ctor. Store current value of line_table within
5467 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5468 (selftest::line_table_test::~line_table_test): ...this, and
5469 restore line_table from the saved_line_table, rather than
5471 (selftest::test_accessing_ordinary_linemaps): Update for above
5473 (selftest::test_lexer): Likewise.
5474 (struct selftest::lexer_test): Likewise.
5475 (selftest::lexer_test::lexer_test): Likewise.
5476 (selftest::input_c_tests): Move the looping over test cases from
5478 (selftest::for_each_line_table_case): New function.
5479 * input.h (saved_line_table): New decl.
5480 * selftest.h (struct selftest::line_table_case): New forward decl.
5481 (class selftest::line_table_test): New class, moved here from
5482 selftest::temp_line_table in input.c, and renamed.
5483 (selftest::for_each_line_table_case): New decl.
5485 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5488 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5490 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5493 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5494 enclosing parallel construct for reduction variables on OpenACC loop
5497 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5499 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5500 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5502 (function_to_dwarf_procedure): Update comment.
5504 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5506 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5508 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5510 * selftest.c (selftest::temp_source_file::~temp_source_file):
5511 Evict m_filename from the diagnostic file cache.
5513 2016-08-18 Richard Biener <rguenther@suse.de>
5515 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5516 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5517 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5518 clone materialization.
5519 * passes.def (all_late_ipa_passes): Start with
5520 pass_materialize_all_clones.
5521 * cgraphunit.c (symbol_table::compile): Remove call to
5522 materialize_all_clones.
5523 * tree-into-ssa.c: Include statistics.h.
5524 (update_ssa): Count number of times we do incremental/rewrite
5527 2016-08-18 Richard Biener <rguenther@suse.de>
5529 PR tree-optimization/77282
5530 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5531 When doing auto-parallelizing also prevent use of PHIs that
5532 carry dependences across loop backedges.
5534 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5535 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5537 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5539 2016-08-18 Richard Biener <rguenther@suse.de>
5541 * ssa-iterators.h (ssa_vuse_operand): New inline.
5542 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5543 (predicate_all_scalar_phis): Use remove_phi_node to remove
5544 phi nodes predicated. Delay removing virtual PHIs.
5545 (predicate_mem_writes): Update virtual operands.
5546 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5547 (tree_if_conversion): Do not rewrite virtual SSA form.
5548 * tree-phinodes.c (release_phi_node): Make static.
5549 * tree-phinodes.h (release_phi_node): Remove.
5551 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5553 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5554 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5555 twice to define those.
5556 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5557 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5558 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5559 * config/i386/i386-builtin.def: New file.
5561 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5563 * input.c (get_source_range_for_char): Rename to...
5564 (selftest::get_source_range_for_char): ...this, and move within
5565 the #if CHECKING_P guard.
5566 (get_num_source_ranges_for_substring): Rename to...
5567 (selftest::get_num_source_ranges_for_substring): ...this, move
5568 within the #if CHECKING_P guard, and make static.
5569 (selftest::assert_num_substring_ranges): Initialize
5572 2016-08-18 Alan Modra <amodra@gmail.com>
5574 PR rtl-optimization/72771
5575 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5576 when find_reloads_toplev returns address_reloaded==-1.
5577 (alternative_allows_const_pool_ref): Update comment.
5579 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5581 PR tree-optimization/71752
5582 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5583 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5585 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5587 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5588 instead of testing ECF_NORETURN bit in gimple_call_flags.
5589 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5590 * predict.c (tree_bb_level_predictions): Likewise.
5591 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5594 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5595 turning a call into __builtin_unreachable-like noreturn call, adjust
5596 gimple_call_set_fntype.
5597 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5598 gimple_call_fntype has void return type.
5600 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5602 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5603 maybe_lookup_decl, to handle nested acc loop directives.
5605 2016-08-17 Richard Biener <rguenther@suse.de>
5607 PR tree-optimization/76490
5608 * tree-vrp.c (update_value_range): Preserve overflow infinities
5609 when intersecting with ranges from get_range_info.
5610 (operand_less_p): Handle overflow infinities correctly.
5611 (value_range_constant_singleton): Use vrp_operand_equal_p
5612 to handle overflow max/min correctly.
5613 (vrp_valueize): Likewise.
5614 (union_ranges): Likewise.
5615 (intersect_ranges): Likewise.
5616 (vrp_visit_phi_node): Improve iteration limitation to only
5617 apply when we'll possibly re-visit the PHI via a changed argument
5620 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5622 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5623 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5624 rather than those that should not be built.
5626 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5629 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5631 2016-08-17 Richard Biener <rguenther@suse.de>
5633 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5634 (verify_vssa): New function verifying virtual SSA form.
5635 (verify_ssa): Call it.
5636 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5637 Do not apply loop-closed SSA handling to virtuals.
5638 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5639 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5640 when rewriting their symbol.
5641 (prepare_def_site_for): Likewise.
5642 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5643 operands of moved stmts.
5645 2016-08-17 Richard Biener <rguenther@suse.de>
5647 PR tree-optimization/23855
5648 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5649 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5650 find guards to hoist. Do not update SSA form but rewrite virtuals
5651 into loop closed SSA.
5652 (find_loop_guard): Adjust to skip already hoisted guards. Do
5653 not mark virtuals for renaming or update SSA form.
5655 2016-08-17 Martin Liska <mliska@suse.cz>
5657 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5658 a LONG_LONG_TYPE_SIZE comparison.
5659 * gcov-io.h: Remove macro definitions.
5660 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5661 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5664 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5666 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5667 that builtins not mentioned in bdesc_* arrays come first, then
5668 the ones mentioned in bdesc_* arrays in the order they appear in
5669 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5670 IX86_BUILTIN__BDESC_*_LAST enumerator.
5671 (bdesc_mpx): Fix up a comment typo.
5672 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5673 __builtin_ia32_vpcomneu[bwdq] builtins.
5674 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5675 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5676 enum ix86_builtins ordering.
5677 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5678 for direct bdesc_* array member access instead of searching all the
5679 arrays until an fcode match is found.
5681 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5683 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5684 pattern as define_insn_and_split. Split insn before reload to
5686 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5687 <shift_insn><mode>3_1.
5688 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5689 <rotate_insn><mode>3_1.
5691 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5694 * input.c (get_source_range_for_substring): Rename to...
5695 (get_source_location_for_substring): ...this, adding param
5696 "caret_idx", and converting output param from source_range * to
5698 (get_source_range_for_char): New function.
5699 (get_num_source_ranges_for_substring): Update comment to reflect
5701 (assert_char_at_range): Update to use get_source_range_for_char
5702 rather than get_source_range_for_substring.
5703 (test_lexer_string_locations_concatenation_2): Likewise.
5704 * substring-locations.h (get_source_range_for_substring): Rename
5706 (get_source_location_for_substring): ...this, and adding param
5707 "caret_idx", and converting output param from source_range * to
5710 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5712 * input.c (class selftest::temp_source_file): Move to
5714 (selftest::temp_source_file::temp_source_file): Move to
5716 (selftest::temp_source_file::~temp_source_file): Likewise.
5717 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5719 (selftest::temp_source_file::~temp_source_file): Likewise.
5720 * selftest.h (class selftest::temp_source_file): Move here from
5723 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5726 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5727 inlining, add cgraph edge for the added __builtin_unreachable call.
5730 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5731 only cast it to SHWI for the final comparison.
5733 2016-08-16 Martin Liska <mliska@suse.cz>
5735 PR gcov-profile/36412
5736 * doc/gcov.texi: Document --hash-filenames(-x).
5737 * gcov.c (print_usage): Add the option.
5738 (process_args): Process the option, sort options alphabetically.
5739 (md5sum_to_hex): New function.
5740 (make_gcov_file_name): Do the md5sum and append it to a
5743 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5745 PR tree-optimization/69848
5746 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5747 and swtich operands to avoid additional NOT instruction.
5748 (vcond<v_cmp_mixed><mode>): Ditto.
5749 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5751 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5753 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5755 2016-08-16 Richard Biener <rguenther@suse.de>
5757 PR tree-optimization/76783
5758 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5759 BB visited flags at start.
5761 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5763 PR tree-optimization/72817
5764 PR tree-optimization/73450
5765 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5766 multiple_of_p for adjusted IV.base.
5768 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5771 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5772 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5773 for !flag_finite_math_only or flag_signed_zeros.
5774 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5775 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5776 depend on flag_finite_math_only.
5777 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5779 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5780 (*ieee_smin<mode>3): Ditto.
5781 (*ieee_smax<mode>3): Ditto.
5782 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5783 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5785 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5786 depend on flag_finite_math_only.
5787 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5788 (*mmx_<code>v2sf3): Remove.
5789 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5790 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5791 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5793 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5795 PR rtl-optimization/73650
5796 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5797 it is not a simple move.
5799 2016-08-15 Martin Liska <mliska@suse.cz>
5802 * gcc.c (do_spec_1): Call save_string with the right size.
5803 (save_string): Do an assert about string we copy.
5805 2016-08-15 Richard Biener <rguenther@suse.de>
5807 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5808 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5810 (pass_data_stv): Likewise.
5812 2016-08-15 Richard Biener <rguenther@suse.de>
5814 PR tree-optimization/73434
5815 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5816 TBAA info on the base when forwarding a non-invariant address.
5818 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5820 * dwarf2out.c (struct checksum_attributes): Add
5821 at_string_length_bit_size and at_string_length_byte_size fields.
5822 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5823 and DW_AT_string_length_byte_size.
5824 (die_checksum_ordered): Handle at_string_length_bit_size and
5825 at_string_length_byte_size.
5826 (gen_array_type_die): For dwarf_version >= 5 emit
5827 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5828 (adjust_string_types): For dwarf_version >= 5 remove
5829 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5830 (resolve_addr): Likewise.
5833 * dwarf2out.c (string_types): New variable.
5834 (gen_array_type_die): Change early_dwarf handling of
5835 DW_AT_string_length, create DW_OP_call4 referencing the
5836 length var temporarily. Handle parameters that are pointers
5838 (adjust_string_types): New function.
5839 (gen_subprogram_die): Temporarily set string_types to local var,
5840 call adjust_string_types if needed.
5841 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5843 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5845 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5847 * doc/install.texi (*-*-solaris2*): Fix version number and document
5848 requirement on GNU make for building libjava with the Solaris linker.
5850 2016-08-15 Martin Liska <mliska@suse.cz>
5851 Jakub Jelinek <jakub@redhat.com>
5853 PR tree-optimization/72824
5854 * tree-loop-distribution.c (const_with_all_bytes_same)
5855 <case VECTOR_CST>: Fix a typo.
5857 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5860 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5861 Renamed from _mm512_undefined_si512.
5862 (_mm_undefined_si512): New definition.
5864 2016-08-13 Richard Biener <rguenther@suse.de>
5866 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5867 into PHIs and update the lattice for its def.
5869 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5872 * ubsan.c (instrument_si_overflow): Pass true instead of false
5874 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5875 of bbs. Return TODO_cleanup_cfg if any returned true.
5877 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5879 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5880 ISA 3.0 MTVSRDD instruction.
5881 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5884 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5886 PR tree-optimization/71083
5887 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5888 bitfield access when possible.
5890 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5893 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5894 sign-changing cast from a shorter unsigned type to a wider
5897 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5899 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5900 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5901 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5903 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5905 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5906 Correct costs for vec_construct.
5908 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5910 PR tree-optimization/69848
5911 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5912 type CONST_COND_REDUCTION.
5913 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5914 reudction type CONST_COND_REDUCTION.
5916 2016-08-12 Richard Biener <rguenther@suse.de>
5918 PR tree-optimization/57326
5919 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5920 returning an SSA name.
5921 (phi_translate_1): When fully_constant_expression returns a NAME
5922 make sure we have a leader for it.
5924 2016-08-12 Martin Liska <mliska@suse.cz>
5925 Adam Fineman <afineman@afineman.com>
5927 * gcov.c (process_file): Create .gcov file when .gcda
5930 2016-08-12 Marek Polacek <polacek@redhat.com>
5933 * alias.c (find_base_value): Adjust fall through comment.
5934 * cfgexpand.c (expand_debug_expr): Likewise.
5935 * combine.c (find_split_point): Likewise.
5936 (expand_compound_operation): Likewise. Add FALLTHRU.
5937 (make_compound_operation): Adjust fall through comment.
5938 (canon_reg_for_combine): Add FALLTHRU.
5939 (force_to_mode): Adjust fall through comment.
5940 (simplify_shift_const_1): Likewise.
5941 (simplify_comparison): Likewise.
5942 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5944 * config/aarch64/predicates.md: Likewise.
5945 * config/i386/i386.c (function_arg_advance_32): Likewise.
5946 (ix86_gimplify_va_arg): Likewise.
5947 (print_reg): Likewise.
5948 (ix86_print_operand): Likewise.
5949 (ix86_build_const_vector): Likewise.
5950 (ix86_expand_branch): Likewise.
5951 (ix86_sched_init_global): Adjust fall through comment.
5952 (ix86_expand_args_builtin): Add FALLTHRU.
5953 (ix86_expand_builtin): Likewise.
5954 (ix86_expand_vector_init_one_var): Likewise.
5955 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5956 (rs6000_adjust_cost): Likewise.
5957 (insn_must_be_first_in_group): Likewise.
5958 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5959 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5960 * df-scan.c (df_uses_record): Likewise.
5961 * dojump.c (do_jump): Add FALLTHRU.
5962 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5964 (resolve_args_picking_1): Adjust fall through comment.
5965 (loc_list_from_tree_1): Likewise.
5966 * expmed.c (make_tree): Likewise.
5967 * expr.c (expand_expr_real_2): Add FALLTHRU.
5968 (expand_expr_real_1): Likewise. Adjust fall through comment.
5969 * fold-const.c (const_binop): Adjust fall through comment.
5970 (fold_truth_not_expr): Likewise.
5971 (fold_cond_expr_with_comparison): Add FALLTHRU.
5972 (fold_binary_loc): Likewise.
5973 (contains_label_1): Adjust fall through comment.
5974 (multiple_of_p): Likewise.
5975 * gcov-tool.c (process_args): Add FALLTHRU.
5976 * genattrtab.c (check_attr_test): Likewise.
5977 (write_test_expr): Likewise.
5978 * genconfig.c (walk_insn_part): Likewise.
5979 * genpreds.c (validate_exp): Adjust fall through comment.
5980 (needs_variable): Likewise.
5981 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5982 (subst_dup): Likewise.
5983 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5984 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5985 (gimplify_scan_omp_clauses): Add FALLTHRU.
5986 (goa_stabilize_expr): Likewise.
5987 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5989 * hsa-gen.c (get_address_from_value): Likewise.
5990 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5991 * ira.c (ira_setup_alts): Add FALLTHRU.
5992 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5994 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5995 * opts.c (common_handle_option): Likewise.
5996 * read-rtl.c (read_rtx_code): Likewise.
5997 * real.c (round_for_format): Likewise.
5998 * recog.c (asm_operand_ok): Likewise.
5999 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6000 * reload1.c (set_label_offsets): Likewise.
6001 (eliminate_regs_1): Likewise.
6002 (reload_reg_reaches_end_p): Likewise.
6003 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6004 (rtx_cost): Likewise.
6005 * sched-rgn.c (is_exception_free): Likewise.
6006 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6007 * stor-layout.c (int_mode_for_mode): Likewise.
6008 * toplev.c (print_to_asm_out_file): Likewise.
6009 (print_to_stderr): Likewise.
6010 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6011 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6012 (chrec_fold_multiply): Likewise.
6013 (evolution_function_is_invariant_rec_p): Likewise.
6014 (for_each_scev_op): Likewise.
6015 * tree-data-ref.c (siv_subscript_p): Likewise.
6016 (get_references_in_stmt): Likewise.
6017 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6018 (substitute_in_expr): Likewise.
6019 (type_cache_hasher::equal): Likewise.
6020 (walk_type_fields): Likewise.
6021 * var-tracking.c (adjust_mems): Add FALLTHRU.
6022 (set_dv_changed): Adjust fall through comment.
6023 * varasm.c (default_function_section): Add FALLTHRU.
6025 2016-08-12 Marek Polacek <polacek@redhat.com>
6028 * tree-complex.c (expand_complex_division): Add missing break.
6030 2016-08-12 Richard Biener <rguenther@suse.de>
6032 * passes.c (execute_todo): Do not push/pop TV_TODO.
6033 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6034 (execute_one_pass): Likewise.
6035 * common.opt (ftime-report-details): New switch.
6036 * doc/invoke.texi (ftime-report-details): Document.
6037 * timevar.h (timer::print_row): Adjust signature.
6038 (timer::all_zero): New static helper.
6039 (timer::child_map_t): New typedef.
6040 (timer::time_var_def): Add children field.
6041 * timevar.c (timer::named_items::print): Adjust.
6042 (timer::~timer): Free timevar recorded children.
6043 (timer::pop_internal): When -ftime-report-details record
6044 time spent in sub-timevars.
6045 (timer::print_row): Adjust.
6046 (timer::print): Print sub-timevar stats, use all_zero.
6047 * timevar.def (TV_TODO): Remove.
6049 2016-08-12 Richard Biener <rguenther@suse.de>
6051 PR tree-optimization/72851
6052 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6053 worklists to use bitmaps indexed in execution order.
6054 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6055 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6056 (cfg_blocks): Make a bitmap.
6057 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6059 (cfg_blocks_empty_p): Adjust.
6060 (cfg_blocks_add): Likewise.
6061 (cfg_blocks_get): Likewise.
6062 (add_ssa_edge): Likewise.
6063 (add_control_edge): Likewise.
6064 (simulate_stmt): Likewise.
6065 (process_ssa_edge_worklist): Likewise.
6066 (simulate_block): Likewise.
6067 (ssa_prop_init): Compute PRE order and stmt UIDs.
6068 (ssa_prop_fini): Adjust.
6069 (ssa_propagate): Adjust.
6071 2016-08-12 Richard Biener <rguenther@suse.de>
6073 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6074 the currently executable edges have fixed ranges. Always
6075 go through update_value_range.
6077 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6081 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6082 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6083 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6084 (LANG_HOOKS_DECLS): Add it.
6085 * langhooks.h (struct lang_hooks_for_decls): Add
6086 function_decl_defaulted. Const_tree-ify
6087 function_decl_explicit_p and function_decl_deleted_p.
6088 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6089 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6090 also at strict DWARF v5.
6093 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6094 TYPE_QUAL_CONST in reference-typed decls.
6097 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6098 in DW_OP_pieces, just enough to handle pointers to member
6100 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6101 expression on DWARFv5 if a constant value doesn't work.
6103 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6105 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6106 * selftest.c (selftest::test_assertions): New function.
6107 (selftest::selftest_c_tests): New function.
6108 * selftest.h (selftest::selftest_c_tests): New declaration.
6110 2016-08-11 Richard Biener <rguenther@suse.de>
6111 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6113 PR rtl-optimization/72855
6114 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6116 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6119 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6120 (vsx_store_<mode>): Likewise.
6122 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6124 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6125 TImode CONST_WIDE_INT store.
6126 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6128 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6130 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6131 mode if unaligned SSE load and store are optimal.
6133 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6135 PR tree-optimization/71083
6136 * tree-predcom.c (ref_at_iteration): Correctly align the
6139 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6141 * config/s390/s390-builtin-types.def: Add INT128 types.
6142 * config/s390/s390-builtins.def: Add INT128 variants for the add
6143 sub low-level builtins dealing with TImode.
6144 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6145 via subreg when expanding a builtin.
6146 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6147 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6149 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6150 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6151 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6152 "vacc<bhfgq>_<mode>".
6153 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6154 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6155 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6156 "vscbi<bhfgq>_<mode>".
6157 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6158 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6160 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6162 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6164 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6166 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6168 (vcond<v_cmp_mixed><mode>): Ditto.
6169 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6171 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6173 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6174 variable explicitly, also assert on it before use.
6176 2016-08-11 Richard Biener <rguenther@suse.de>
6178 PR tree-optimization/72772
6179 * cfgloopmanip.c (create_preheader): Use split_edge if there
6180 is a single loop entry, avoiding degenerate PHIs.
6182 2016-08-11 Richard Biener <rguenther@suse.de>
6184 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6185 unconditional TODO_cleanup_cfg.
6186 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6187 cleanup only if we threaded a jump.
6189 2016-08-11 Alan Modra <amodra@gmail.com>
6192 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6193 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6194 slow. Emit two reloads for slow mem case, first loading in
6195 fast innermode, then converting to required mode.
6197 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6199 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6200 (vec_extract_sig): New macro.
6201 (vec_insert_exp): New macro.
6202 (vec_test_data_class): New macro.
6203 (scalar_extract_exp): New macro.
6204 (scalar_extract_sig): New macro.
6205 (scalar_insert_exp): New macro.
6206 (scalar_test_data_class): New macro.
6207 (scalar_test_neg): New macro.
6208 (scalar_cmp_exp_gt): New macro.
6209 (scalar_cmp_exp_lt): New macro.
6210 (scalar_cmp_exp_eq): New macro.
6211 (scalar_cmp_exp_unordered): New macro.
6212 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6213 to enforce constraint that operand is a 7-bit unsigned literal.
6214 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6215 for power9 built-ins.
6216 (BU_P9V_VSX_2): Likewise.
6217 (BU_P9V_64BIT_VSX_2): Likewise.
6218 (VSEEDP): Add scalar extract exponent support.
6219 (VSEESP): Add scalar extract signature support.
6220 (VSTDCNDP): Add scalar test negative support.
6221 (VSTDCNSP): Likewise.
6222 (VSIEDP): Add scalar insert exponent support.
6223 (VSCEDPGT): Add scalar compare exponent greater than support.
6224 (VSCEDPLT): Add scalar compare exponent less than support.
6225 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6226 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6227 (VSTDCDP): Add scalar test data class support.
6228 (VSTDCSP): Likewise.
6229 (VSEEDP): Add overload support for scalar extract exponent
6231 (VSESDP): Add overload support for scalar extract signature
6233 (VSTDCN): Add overload support for scalar test negative
6235 (VSTDCNDP): Add overload support for scalar test negative
6237 (VSTDCNSP): Add overload support for scalar test negative
6239 (VSIEDP): Add overload support for scalar insert exponent
6241 (VSTDC): Add overload support for scalar test data class
6243 (VSTDCDP): Add overload support for scalar test data class
6245 (VSTDCSP): Add overload support for scalar test data class
6247 (VSCEDPGT): Add overload support for scalar compare exponent
6248 greater than operation.
6249 (VSCEDPLT): Add overload support for scalar compare exponent
6250 less than operation.
6251 (VSCEDPEQ): Add overload support for scalar compare exponent
6252 test-for-equality operation.
6253 (VSCEDPUO): Add overload support for scalar compare exponent
6254 test-for-unordered operation.
6255 (VEEDP): Add vector extract exponent support.
6257 (VESDP): Add vector extract significand support.
6259 (VIEDP): Add vector insert exponent support.
6261 (VTDCDP): Add vector test data class support.
6263 (VES): Add overload support for vector extract significand operation.
6266 (VEE): Add overload support for vector extract exponent operation.
6269 (VTDC): Add overload support for vector test data class operation.
6272 (VIE): Add overload support for vector insert exponent operation.
6275 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6276 overloaded binary floating point functions.
6277 (altivec_resolve_overloaded_builtin): Improve error messages to
6278 distinguish between functions not supported in the current
6279 compiler configuration and functions that were invoked with an
6280 invalid parameter combination, and include the built-in function
6281 name in both error messages.
6282 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6284 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6286 (rs6000_expand_binop_builtin): Add check to enforce that argument
6287 2 of the test data class operations is a 7-bit unsigned literal.
6288 (rs6000_invalid_builtin): Add code to issue an error message if a
6289 built-in function that requires the power9_vector and -m32
6290 command-line options is compiled without these options.
6291 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6292 (UNSPEC_VSX_SXSIGDP): New value.
6293 (UNSPEC_VSX_SXSIGPDP): New value.
6294 (UNSPEC_VSX_SIEXPDP): New value.
6295 (UNSPEC_VSX_SCMPEXPDP): New value.
6296 (UNSPEC_VSX_STSTDC): New value.
6297 (UNSPEC_VSX_VXEXP): New value.
6298 (UNSPEC_VSX_VXSIG): New value.
6299 (UNSPEC_VSX_VIEXP): New value.
6300 (UNSPEC_VSX_VTSTDC): New value.
6301 (xsxexpdp): New insn for scalar extract exponent.
6302 (xsxsigdp): New insn for scalar extract significand.
6303 (xsiexpdp): New insn for scalar insert exponent.
6304 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6305 (*xscmpexpdp): New insn for scalar compare exponents.
6306 (xststdc<Fvsx): New expansion for both single- and
6307 double-precision scalar test data class operations.
6308 (xststdcneg<Fvsx>): New expansion for both single- and
6309 double-precision scalar test for negative value operations.
6310 (*xststdc<Fvsx>): New insn for scalar test data class
6312 (xvxexp<VSs>): New insn for single- and double-precision
6313 vector extract exponent operation.
6314 (xvxsig<VSs>): New insn for single- and double-precision
6315 vector extract significand operation.
6316 (xviexp<VSs>): New insn for single- and double-precision
6317 vector insert exponent operation.
6318 (xvtstdc<VSs>): New insn for single- and double-precision
6319 vector test data class operation.
6320 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6321 built-in functions to represent the Power9 binary floating-point
6322 support instructions.
6324 2016-08-10 bin cheng <bin.cheng@arm.com>
6326 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
6328 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6329 Renlin Li <renlin.li@arm.com>
6330 Bin Cheng <bin.cheng@arm.com>
6332 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
6333 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
6334 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
6335 (aarch64_vcond_internal<mode><mode>): Delete pattern.
6336 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
6337 (vcond<v_cmp_result><mode>): Ditto.
6338 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
6339 (vcondu<mode><mode>): Ditto.
6340 (vcond<v_cmp_mixed><mode>): New pattern.
6341 (vcondu<mode><v_cmp_mixed>): New pattern.
6342 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
6343 of aarch64_vcond_internal.
6345 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6346 Renlin Li <renlin.li@arm.com>
6347 Bin Cheng <bin.cheng@arm.com>
6349 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
6350 (vec_cmp<mode><v_cmp_result>): New pattern.
6351 (vec_cmpu<mode><mode>): New pattern.
6352 (vcond_mask_<mode><v_cmp_result>): New pattern.
6354 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6356 PR tree-optimization/71734
6357 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
6358 REF_LOOP, invoke ref_indep_loop_p_1.
6359 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
6360 to ref_indep_loop_p.
6361 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
6362 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
6363 is inside LOOP, do not cache dpendence value for loops with
6365 (ref_indep_loop_p_2): Delete function.
6366 (can_sm_ref_p): Pass LOOP as additional argument to
6369 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6372 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
6373 being an offsettable address.
6375 2016-08-10 Martin Liska <mliska@suse.cz>
6377 PR gcov-profile/58306
6378 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
6379 atomic variants of profile update functions.
6381 2016-08-10 Martin Liska <mliska@suse.cz>
6383 Cherry picked (and modified) from google-4_7 branch
6384 2012-12-26 Rong Xu <xur@google.com>
6385 * common.opt (fprofile-update): Add new flag.
6386 * coretypes.h: Define enum profile_update.
6387 * doc/invoke.texi: Document -fprofile-update.
6388 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
6389 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
6390 * tree-profile.c (gimple_init_edge_profiler): Generate
6391 also atomic profiler update.
6392 (gimple_gen_edge_profiler): Likewise.
6394 2016-08-10 David Malcolm <dmalcolm@redhat.com>
6396 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
6397 stack_usage_file to NULL after fclose calls.
6399 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6402 * reload.c (push_reload): Compute subreg_in_class for
6403 subregs of constants and plus expressions. Remove special
6404 handling of SYMBOL_REFs.
6406 2016-08-10 Alan Modra <amodra@gmail.com>
6409 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
6410 SImode for TARGET_E500_DOUBLE when given SImode.
6412 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
6414 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
6415 unused variable __O.
6417 2016-08-09 Martin Liska <mliska@suse.cz>
6419 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
6420 _gcov_reset to __gcov_reset.
6421 * doc/gcov-tool.texi: Fix typo.
6423 2016-08-09 Martin Liska <mliska@suse.cz>
6425 * value-prof.c (gimple_divmod_values_to_profile): Do not
6426 instrument MOD histogram if a value is not a SSA name.
6428 2016-08-09 Martin Liska <mliska@suse.cz>
6430 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
6433 2016-08-09 Renlin Li <renlin.li@arm.com>
6436 * calls.c (prepare_call_address): Convert funexp to Pmode when
6438 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
6439 (sibcall_value): Likewise.
6441 2016-08-09 Marek Polacek <polacek@redhat.com>
6444 * cselib.c (cselib_expand_value_rtx_1): Add return.
6445 * gengtype.c (dbgprint_count_type_at): Likewise.
6446 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
6447 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
6449 2016-08-09 Martin Jambor <mjambor@suse.cz>
6452 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
6453 if instance is a MEM_REF.
6455 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6458 * config/i386/i386.md (*movtf_internal): Use
6459 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6460 in the insn constraint.
6461 (*movxf_internal): Ditto.
6462 (*movdf_internal): Ditto.
6463 (*movsf_internal): Ditto.
6465 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6467 PR tree-optimization/72772
6468 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6471 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6473 PR tree-optimization/72772
6474 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6476 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6477 parameter STOP and update calls. Move expand_simple_operations
6478 function call from here...
6479 (simplify_using_initial_conditions): ...to here. Delete parameter
6481 (tree_simplify_using_condition): Delete parameter STOP.
6482 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6483 simplify_using_initial_conditions.
6485 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6488 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6489 Use create_tmp_var_raw instead of create_tmp_var.
6491 2016-08-09 Richard Biener <rguenther@suse.de>
6493 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6494 Treat same SSA names related.
6496 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6498 PR tree-optimization/72824
6499 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6500 real_zerop is not negative.
6502 2016-08-09 Richard Biener <rguenther@suse.de>
6504 PR tree-optimization/71802
6505 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6506 all merge opportunities with the predecessor.
6508 2016-08-09 Richard Biener <rguenther@suse.de>
6511 * ipa-prop.c (ipa_modify_formal_parameters): Build
6512 parameter types with natural alignment also for the
6515 2016-08-08 Andi Kleen <ak@linux.intel.com>
6517 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6519 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6522 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6523 do-nothing langhook.
6524 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6525 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6526 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6527 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6529 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6532 * input.c: Ensure that HAVE_ICONV is defined.
6534 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6537 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6538 private vars for lastprivate and for linear iterator.
6541 * omp-simd-clone.c: Include varasm.h.
6542 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6543 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6544 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6545 update function name.
6547 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6549 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6550 (avr_diagnose_devicespecs_error): Remove.
6551 (avr_devicespecs_file): Remove composing absolute path for specfile
6552 and its verbose info. Remove conditions to check specs-file,
6554 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6556 PR rtl-optimization/72821
6557 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6558 just return false for them.
6560 2016-08-08 Alan Modra <amodra@gmail.com>
6563 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6564 toc refs created during reload. Update function comment.
6566 2016-08-08 Alan Modra <amodra@gmail.com>
6569 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6570 alternatives. Put loads first, then stores, and reg/reg moves
6571 within same class later. Delete attr length.
6573 2016-08-08 Alan Modra <amodra@gmail.com>
6576 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6577 (mem_operand_ds_form): New predicate.
6578 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6579 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6580 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6581 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6582 (extendsfdf2_fpr): Replace o constraint with wY.
6584 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6586 * tree-ssa-threadbackward.c: Include tree-inline.h
6587 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6588 size of copied block; for cold paths reduce duplication.
6589 (find_jump_threads_backwards): Remove redundant tests.
6590 (pass_thread_jumps::gate): Enable for -Os.
6592 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6595 * stor-layout.c (layout_decl): Fix up formatting.
6596 (relayout_decl): Allow DECL to be FIELD_DECL.
6598 2016-08-07 Alan Modra <amodra@gmail.com>
6600 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6602 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6604 * data-streamer-in.c (streamer_read_wide_int): New.
6605 (streamer_read_widest_int): Renamed function.
6606 * data-streamer-out.c (streamer_write_wide_int): New
6607 (streamer_write_widest_int): Renamed function.
6608 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6610 (input_cfg): Call renamed function.
6611 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6613 (output_cfg): Call renamed function.
6614 * data-streamer.h: Add declarations.
6616 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6618 * tree-ssa-ccp.c (extend_mask): New param sgn.
6619 Remove ORing with wi::mask.
6620 (get_default_value): Adjust call to extend_mask to pass sign.
6621 (evaluate_stmt): Likewise.
6623 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6625 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6628 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6630 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6631 transform if operand's type is pointer to function or method.
6633 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6635 PR tree-optimization/18046
6636 * tree-ssa-threadedge.c: Include cfganal.h.
6637 (simplify_control_statement_condition): If simplifying a
6638 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6639 with the dominating ASSERT_EXPR before handing it off to VRP.
6640 Mention that a CASE_LABEL_EXPR may be returned.
6641 (thread_around_empty_blocks): Adjust to handle
6642 simplify_control_statement_condition() returning a
6644 (thread_through_normal_block): Likewise.
6645 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6646 a switch statement by trying to determine which case label
6649 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6651 PR rtl-optimization/69847
6652 * lra-constraints.c (process_invariant_for_inheritance): Save
6653 pattern instead of src.
6654 (remove_inheritance_pseudos): Use the pattern. Add assert.
6656 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6658 * input.c (string_concat::string_concat): New constructor.
6659 (string_concat_db::string_concat_db): New constructor.
6660 (string_concat_db::record_string_concatenation): New method.
6661 (string_concat_db::get_string_concatenation): New method.
6662 (string_concat_db::get_key_loc): New method.
6663 (class auto_cpp_string_vec): New class.
6664 (get_substring_ranges_for_loc): New function.
6665 (get_source_range_for_substring): New function.
6666 (get_num_source_ranges_for_substring): New function.
6667 (class selftest::lexer_test_options): New class.
6668 (struct selftest::lexer_test): New struct.
6669 (class selftest::ebcdic_execution_charset): New class.
6670 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6671 (selftest::lexer_test::lexer_test): New constructor.
6672 (selftest::lexer_test::~lexer_test): New destructor.
6673 (selftest::lexer_test::get_token): New method.
6674 (selftest::assert_char_at_range): New function.
6675 (ASSERT_CHAR_AT_RANGE): New macro.
6676 (selftest::assert_num_substring_ranges): New function.
6677 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6678 (selftest::assert_has_no_substring_ranges): New function.
6679 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6680 (selftest::test_lexer_string_locations_simple): New function.
6681 (selftest::test_lexer_string_locations_ebcdic): New function.
6682 (selftest::test_lexer_string_locations_hex): New function.
6683 (selftest::test_lexer_string_locations_oct): New function.
6684 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6685 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6686 (selftest::test_lexer_string_locations_ucn4): New function.
6687 (selftest::test_lexer_string_locations_ucn8): New function.
6688 (selftest::uint32_from_big_endian): New function.
6689 (selftest::test_lexer_string_locations_wide_string): New function.
6690 (selftest::uint16_from_big_endian): New function.
6691 (selftest::test_lexer_string_locations_string16): New function.
6692 (selftest::test_lexer_string_locations_string32): New function.
6693 (selftest::test_lexer_string_locations_u8): New function.
6694 (selftest::test_lexer_string_locations_utf8_source): New function.
6695 (selftest::test_lexer_string_locations_concatenation_1): New
6697 (selftest::test_lexer_string_locations_concatenation_2): New
6699 (selftest::test_lexer_string_locations_concatenation_3): New
6701 (selftest::test_lexer_string_locations_macro): New function.
6702 (selftest::test_lexer_string_locations_stringified_macro_argument):
6704 (selftest::test_lexer_string_locations_non_string): New function.
6705 (selftest::test_lexer_string_locations_long_line): New function.
6706 (selftest::test_lexer_char_constants): New function.
6707 (selftest::input_c_tests): Call the new test functions once per
6708 case within the line_table test matrix.
6709 * input.h (struct string_concat): New struct.
6710 (struct location_hash): New struct.
6711 (class string_concat_db): New class.
6712 * substring-locations.h: New header.
6714 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6716 PR tree-optimization/72810
6717 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6718 the type of the case labels when truncating.
6720 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6723 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6724 (aarch64_fp16_ptr_type_node): Likewise.
6725 * config/aarch64/aarch64-simd-builtins.c
6726 (aarch64_fp16_ptr_type_node): Define.
6727 (aarch64_init_fp16_types): New, refactored out of...
6728 (aarch64_init_builtins): ...here, update to call
6729 aarch64_init_fp16_types.
6730 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6732 (aapcs_vfp_sub_candidate): Likewise.
6734 2016-08-05 Martin Liska <mliska@suse.cz>
6735 Joshua Cranmer <Pidgeot18@gmail.com>
6737 * gcov.c (line_t::has_block): New function.
6738 (enum loop_type): New enum.
6739 (handle_cycle): New function.
6740 (unblock): Likewise.
6741 (circuit): Likewise.
6742 (get_cycles_count): Likewise.
6743 (accumulate_line_counts): Use new loop detection algorithm.
6745 2016-08-05 Martin Liska <mliska@suse.cz>
6747 * gcov.c (output_intermediate_file): Rename
6748 function_info::line_next to next_file_fn.
6749 (process_file): Likewise.
6750 (read_graph_file): Likewise.
6751 (accumulate_line_counts): Likewise.
6752 (output_lines): Likewise.
6754 2016-08-05 Richard Biener <rguenther@suse.de>
6756 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6757 restriction on threading to a loop header.
6759 2016-08-05 Richard Biener <rguenther@suse.de>
6761 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6762 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6763 adjust loop info accordingly.
6765 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6767 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6768 before folding call to __builtin_constant_p with parameters to false.
6770 2016-08-05 Alan Modra <amodra@gmail.com>
6772 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6773 code accidentally committed 2016-05-02 providing class when given
6776 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6778 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6779 the case label ranges that partially overlap with OP's value
6782 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6785 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6786 Cast builtin function result to __mmask16 instead of __mmask8.
6787 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6788 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6789 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6791 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6793 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6794 (ASSERT_TRUE_AT): New macro.
6795 (ASSERT_FALSE): Reimplement in terms of...
6796 (ASSERT_FALSE_AT): New macro.
6797 (ASSERT_STREQ_AT): Fix typo in comment.
6799 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6801 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6802 labels are exhaustive, designate the label with the widest
6803 range to be the default label.
6805 2016-08-04 Andrew Pinski <apinski@cavium.com>
6807 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6808 (thunderx_tunings): Use thunderx_vector_cost instead of
6809 generic_vector_cost.
6811 2016-08-04 Martin Liska <mliska@suse.cz>
6813 * gcov.c (main): Fix GNU coding style.
6814 (output_intermediate_file): Likewise.
6815 (process_file): Likewise.
6816 (generate_results): Likewise.
6817 (release_structures): Likewise.
6818 (create_file_names): Likewise.
6819 (find_source): Likewise.
6820 (read_graph_file): Likewise.
6821 (find_exception_blocks): Likewise.
6822 (canonicalize_name): Likewise.
6823 (make_gcov_file_name): Likewise.
6824 (mangle_name): Likewise.
6825 (accumulate_line_counts): Likewise.
6826 (output_branch_count): Likewise.
6827 (read_line): Likewise.
6829 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6831 PR rtl-optimization/71779
6832 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6833 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6834 or if it was truncated.
6836 PR rtl-optimization/70903
6837 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6839 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6841 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6842 accessing SSA_NAME_PTR_INFO.
6844 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6847 * common/config/avr/avr-common.c (avr_option_optimization_table)
6848 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6850 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6853 * config/avr/avr.md: New pattern to work around do_store_flag
6854 generating shift instructions for bit extractions.
6856 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6858 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6860 (add_equivalence): Likewise.
6861 (get_value_range): Allocate value range with vrp_value_range_pool.
6862 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6863 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6865 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6867 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6868 the default for the rs6000 port.
6870 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6873 * calls.c (special_function_p): Remove special handling of
6874 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6875 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6876 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6878 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6881 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6882 Don't stop on regular insns.
6884 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6886 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6887 size to DImode boundary.
6888 (nvptx_propagate): Likewise.
6890 2016-08-03 Alan Modra <amodra@gmail.com>
6892 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6893 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6894 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6895 from -mefficient-unaligned-vector. Note that this affects fp too.
6897 2016-08-03 Alan Modra <amodra@gmail.com>
6899 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6902 2016-08-03 Alan Modra <amodra@gmail.com>
6904 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6905 to a reg. Localize vars.
6907 2016-08-03 Alan Modra <amodra@gmail.com>
6909 * config/rs6000/rs6000.opt: Remove negatives from help strings
6912 2016-08-03 Alan Modra <amodra@gmail.com>
6914 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6915 Delete duplicated code.
6917 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6920 * lra-spills.c (regno_in_use_p): New.
6921 (lra_final_code_change): Use it.
6923 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6925 PR rtl-optimization/69847
6926 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6928 (lra_rtx_hash): New.
6929 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6931 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6932 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6933 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6934 next insn is USE with the same reg as the current insn source.
6935 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6937 (lra_constraints_init): Call initiate_invariants.
6938 (lra_constraints_finish): Call finish_invariants.
6939 (struct invariant, invariant_t, invariant_ptr_t): New.
6940 (const_invariant_ptr_t, invariants, invariants_pool): New.
6941 (invariant_table, invariant_hash, invariant_eq_p): New.
6942 (insert_invariant, initiate_invariants, finish_invariants): New.
6943 (clear_invariants, invalid_invariant_regs): New.
6944 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6945 instead of restore_regno.
6946 (invariant_p, process_invariant_for_inheritance): New.
6947 (inherit_in_ebb): Implement invariant inheritance.
6948 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6949 (remove_inheritance_pseudos): Implement undoing invariant
6951 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6952 instead of restore_regno.
6953 * lra-assigns.c (regno_live_length): New.
6954 (reload_pseudo_compare_func): Use regno_live_length.
6955 (assign_by_spills): Use restore_rtx instead of restore_regno.
6956 (lra_assign): Ditto. Initiate regno_live_length.
6958 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6960 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6961 __builtin_aarch64_fmindf.
6963 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6965 PR tree-optimization/34114
6966 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6967 information for more control IVs.
6969 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6971 PR tree-optimization/34114
6972 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6973 PLUS_EXPR case. Handle SSA_NAME case.
6975 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6977 * config/aarch64/aarch64-simd-builtins.def
6978 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6979 (__builtin_aarch64_fmaxdf): Likewise.
6980 (__builtin_aarch64_smin_nandf): Likewise.
6981 (__builtin_aarch64_smax_nandf): Likewise.
6982 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6983 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6984 (<fmaxmin><mode>3): ...this.
6985 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6986 (vminnm_f64): Likewise.
6987 (vmin_f64): Likewise.
6988 (vmax_f64): Likewise.
6989 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6990 (FMAXMIN_UNS): ...this.
6991 (fmaxmin): Merged with
6992 (fmaxmin_op): ...this...
6993 (maxmin_uns_op): ...in to this.
6995 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6997 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6998 Add support for vec_extract on vector float, vector int, vector
6999 short, and vector char vector types.
7000 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7001 vector float, vector int, vector short, and vector char
7002 optimizations on 64-bit ISA 2.07 systems for both constant and
7003 variable element numbers.
7004 (rs6000_split_vec_extract_var): Likewise.
7005 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7006 Altivec registers on ISA 2.07 and above.
7007 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7008 which never was matched due to the split occuring before register
7009 allocation (and the code would not have worked on little endian
7010 systems if it did match). Allow extracts to go to the Altivec
7011 registers if ISA 2.07 (power8). Change from using "" around the
7012 C++ code to using {}'s.
7013 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7014 vec_extracts when the vector is in memory.
7015 (vsx_extract_v4sf_var): New insn to optimize vector float
7016 vec_extracts when the element number is variable on 64-bit ISA
7018 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7019 for 64-bit ISA 2.07 as well as ISA 3.0.
7020 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7021 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7022 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7023 optimize vector int, vector short, and vector char vec_extracts
7024 when the vector is in memory.
7025 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7026 optimize vector int, vector short, and vector char vec_extracts
7027 when the element number is variable.
7029 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7032 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7033 does not overlap with other symbol flags.
7035 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7037 * config/aarch64/aarch64.h (aarch64_frame):
7038 Remove padding0 and hardfp_offset. Add locals_offset,
7039 initial_adjust, callee_adjust, callee_offset and final_adjust.
7040 * config/aarch64/aarch64.c (aarch64_layout_frame):
7041 Remove unused padding0 and hardfp_offset initializations.
7042 Choose frame layout and set frame variables accordingly.
7043 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7044 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7045 (aarch64_pop_regs): Likewise.
7046 (aarch64_expand_prologue): Remove all decision code, just emit
7047 prolog according to frame variables.
7048 (aarch64_expand_epilogue): Remove all decision code, just emit
7049 epilog according to frame variables.
7050 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7052 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7055 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7056 fix_debug_reg_uses after changing source register mode to
7057 V1TImode if source register is undefined.
7059 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7061 PR tree-optimization/71818
7062 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7063 with non invariant evolutions
7065 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7068 * config/avr/avr.md (length) [branch]: Correct insn length
7069 attribute for forward branches.
7071 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7073 * doc/extend.texi (AVR Built-in Functions): Document
7075 * config/avr/builtins.def (NOPS): New.
7076 * config/avr/avr.c (avr_expand_nops): New static function.
7077 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7079 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7081 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7082 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7085 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7087 * config/aarch64/aarch64.c (vulcan_tunings): Update
7088 vulcan L1 cache_line_size.
7090 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7092 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7093 function that takes a vector memory address, a hard register, an
7094 element number and a temporary base register, and recreates an
7095 address that points to the appropriate element within the vector.
7096 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7097 (rs6000_split_vec_extract_var): Add support for the target of a
7098 vec_extract with variable element number being a scalar memory
7100 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7102 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7103 vsx_extract_<mode>_load insn with a new insn that optimizes
7104 storing either element to a memory location, using scratch
7105 registers to pick apart the vector and reconstruct the address.
7106 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7107 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7108 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7110 (vsx_extract_<mode>_var): Add support for extracting a variable
7111 element number from memory.
7113 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7115 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7116 when testing for compares against constants of the form 0xabab.
7118 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7120 PR tree-optimization/57558
7121 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7123 (vect_loop_versioning): Support versioning with niter assumptions.
7124 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7125 (vect_get_loop_niters): New parameter. Reimplement to support
7126 assumptions in loop niter info.
7127 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7128 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7129 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7130 Support loop versioning for niters.
7131 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7132 (vect_free_loop_info_assumptions): New function.
7133 (vectorize_loops): Free loop niter info for loops with flag
7134 LOOP_F_ASSUMPTIONS set if vectorization failed.
7135 * tree-vectorizer.h (struct _loop_vec_info): New field
7136 num_iters_assumptions.
7137 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7138 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7139 (LOOP_REQUIRES_VERSIONING): New macro.
7140 (vect_free_loop_info_assumptions): New decl.
7142 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7144 * cfgloop.h (struct loop): New field constraints.
7145 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7146 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7148 * cfgloop.c (alloc_loop): Initialize new field.
7149 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7150 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7151 Adjust niter analysis wrto loop constraints.
7152 * doc/loop.texi (@node Number of iterations): Add description for loop
7155 2016-07-29 Marek Polacek <polacek@redhat.com>
7158 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7159 (ix86_expand_round_builtin): Likewise.
7161 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7162 Georg-Johann Lay <avr@gjlay.de>
7164 PR rtl-optimization/71976
7165 * combine.c (get_last_value): Return 0 if the argument for which
7166 the function is called has a wider mode than the recorded value.
7168 2016-07-29 Marek Polacek <polacek@redhat.com>
7171 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7172 (altivec_expand_st_builtin): Likewise.
7174 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7176 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7177 introduced in r238381.
7179 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7182 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7183 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7185 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7187 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7189 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7190 Add support for vec_extract of vector double or vector long having
7191 a variable element number on 64-bit ISA 2.07 systems or newer.
7192 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7194 (rs6000_split_vec_extract_var): New function to split a
7195 vec_extract built-in function with variable element number.
7196 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7198 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7199 (UNSPEC_VSX_EXTRACT): Likewise.
7200 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7201 direct move instructions to be generated on 64-bit ISA 2.07
7202 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7204 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7205 arguments for vec_extract variable element.
7206 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7207 vec_extract with variable element on V2DFmode and V2DImode
7209 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7210 -mupper-regs-df requirement, since it isn't needed.
7211 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7212 do direct moves on 64-bit systems, which allows optimization of
7213 vec_extract on 64-bit ISA 2.07 systems and newer.
7215 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7216 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7218 * config/aarch64/aarch64.md
7219 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7221 (<optab>qihi2_aarch64): Likewise, and split into two.
7222 (extendqihi2_aarch64): New.
7223 (zero_extendqihi2_aarch64): New.
7224 * config/aarch64/iterators.md (ldrxt): Remove.
7225 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7228 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7230 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7232 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7234 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7235 (aarch64_push_reg): New function to push 1 or 2 registers.
7236 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7237 (aarch64_expand_prologue): Use aarch64_push_regs.
7238 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7240 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7242 PR tree-optimization/71734
7243 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7244 attribute instead of REF_LOOP and use it.
7245 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7246 set it for Loops having non-zero safelen attribute.
7247 (ref_indep_loop_p): Pass zero as initial value for safelen.
7249 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7253 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7254 call using chkp_gimple_call_builtin_p.
7255 (chkp_copy_bounds_for_assign): Likewise.
7257 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7259 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7260 * config/arm/arm-protos.h (struct tune_params): Likewise.
7261 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7262 (cortex_a9_sched_adjust_cost): Likewise.
7263 (fa726te_sched_adjust_cost): Likewise.
7264 (arm_adjust_cost): Likewise.
7265 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7266 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7267 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7268 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7269 * config/ia64/ia64.c: Likewise.
7270 * config/m68k/m68k.c: Likewise.
7271 * config/mep/mep.c (mep_adjust_cost): Likewise.
7272 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7274 * config/mips/mips.c (mips_adjust_cost): Likewise.
7275 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7277 * config/pa/pa.c (pa_adjust_cost): Likewise.
7278 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7279 (rs6000_debug_adjust_cost): Likewise.
7280 * config/sh/sh.c (sh_adjust_cost): Likewise.
7281 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7282 (hypersparc_adjust_cost): Likewise.
7283 (sparc_adjust_cost): Likewise.
7284 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7285 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7286 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7288 * config/visium/visium.c (visium_adjust_cost): Likewise.
7289 * doc/tm.texi: Regenerate.
7290 * haifa-sched.c (dep_cost_1): Adjust.
7291 * target.def: Merge adjust_cost and adjust_cost_2.
7293 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7295 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7297 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7299 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7300 (extract_mentioned_regs): Append to a vector instead of
7301 returning a rtx_expr_list.
7302 (st_expr_entry): Adjust.
7303 (free_st_expr_entry): Likewise.
7304 (store_ops_ok): Likewise.
7305 (store_killed_in_insn): Likewise.
7306 (find_moveable_store): Likewise.
7308 2016-07-28 Martin Liska <mliska@suse.cz>
7310 PR gcov-profile/68025
7311 * tree-profile.c (tree_profiling): Respect
7312 no_profile_instrument_function attribute.
7313 * doc/extend.texi: Document no_profile_instrument_function
7316 2016-07-28 Martin Liska <mliska@suse.cz>
7318 PR rtl-optimization/70944
7319 * combine.c (make_compound_operation):
7320 Do not allow make_compound_operation for vector mode
7322 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
7325 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
7326 before calling get_ops.
7328 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7330 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
7331 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
7332 (BITS_PER_UNIT_LOG): Remove.
7333 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
7334 * expr.c (expand_assignment): Likewise.
7335 * stor-layout.c (initialize_sizetypes): Likewise.
7337 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7339 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
7340 signature of rs6000_expand_vector_extract so that the element
7341 number is a RTX instead of a constant integer.
7342 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
7344 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
7345 (altivec_expand_vec_ext_builtin): Likewise.
7346 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
7347 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
7348 MFVSRLD instruction.
7350 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7352 * input.c (get_pure_location): Move here from tree.c.
7353 (make_location): Likewise. Add header comment.
7354 (selftest::test_accessing_ordinary_linemaps): Verify
7355 pure_location_p, make_location, get_location_from_adhoc_loc and
7357 * input.h (get_pure_location): Move declaration here from tree.h.
7358 (get_finish): Likewise for inline function.
7359 (make_location): Likewise for declaration.
7360 * tree.c (get_pure_location): Move to input.c.
7361 (make_location): Likewise.
7362 * tree.h (get_pure_location): Move declaration to tree.h.
7363 (get_finish): Likewise for inline function.
7364 (make_location): Likewise for declaration.
7366 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7369 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
7371 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7373 * system.h (STATIC_ASSERT): Use static_assert if building
7376 2016-07-27 Richard Biener <rguenther@suse.de>
7378 PR tree-optimization/72517
7379 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7380 Revert change to not compute read-read dependences.
7382 2016-07-27 Richard Biener <rguenther@suse.de>
7384 * predict.c (set_even_probabilities): Make nedges unsigned.
7386 2016-07-27 Martin Liska <mliska@suse.cz>
7388 * predict.c (set_even_probabilities): Handle unlikely edges.
7389 (combine_predictions_for_bb): Likewise.
7391 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7394 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
7395 __float128 support when we don't have hardware support, so that
7396 the IEEE built-in functions like isgreater, first call __unordkf3
7397 to make sure neither operand is a NaN, and if both operands are
7398 ordered, do the normal comparison.
7400 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7402 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
7404 (extract_code_and_val_from_cond_with_ops): Verify that name is
7405 either cond_op0 or cond_op1.
7407 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7409 PR tree-optimization/18046
7410 * genmodes.c (emit_mode_size_inline): Emit an assert that
7411 verifies that mode is a valid array index.
7412 (emit_mode_nuinits_inline): Likewise.
7413 (emit_mode_inner_inline): Likewise.
7414 (emit_mode_unit_size_inline): Likewise.
7415 (emit_mode_unit_precision_inline): Likewise.
7416 * tree-vrp.c: Include params.h.
7417 (find_switch_asserts): Register edge assertions for the default
7418 label which correspond to the anti-ranges of each case label.
7419 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
7420 * doc/invoke.texi: Document it.
7422 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7424 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
7425 and unnecessary call to gimple_bb.
7427 2016-07-26 Richard Biener <rguenther@suse.de>
7429 PR rtl-optimization/71984
7430 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
7433 2016-07-26 Richard Biener <rguenther@suse.de>
7436 * expmed.c (extract_bit_field_1): Constrain the vector mode
7437 with element size matching the extraction mode size when
7438 choosing a better vector mode to do the extraction from.
7440 2016-07-26 Richard Biener <rguenther@suse.de>
7441 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7444 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
7447 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7449 * tree-ssa-structalias.c (struct scc_info): Change types of
7450 members to auto_sbitmap and auto_vec.
7451 (scc_info::scc_info): New constructor.
7452 (scc_info::~scc_info): New destructor.
7453 (init_scc_info): Remove.
7454 (free_scc_info): Remove.
7455 (find_indirect_cycles): Adjust.
7456 (perform_var_substitution): Likewise.
7457 (free_var_substitution_info): Likewise.
7459 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7461 * tree-outof-ssa.c (struct elim_graph): Change type of members
7462 to auto_vec and auto_sbitmap.
7463 (elim_graph::elim_graph): New constructor.
7464 (delete_elim_graph): Remove.
7465 (expand_phi_nodes): Adjust.
7467 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7469 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7470 (new_elim_graph): Adjust.
7471 (clear_elim_graph): Likewise.
7472 (delete_elim_graph): Likewise.
7473 (elim_graph_size): Likewise.
7474 (elim_graph_add_node): Likewise.
7475 (elim_graph_add_edge): Likewise.
7476 (elim_graph_remove_succ_edge): Likewise.
7477 (eliminate_name): Likewise.
7478 (eliminate_build): Likewise.
7479 (elim_forward): Likewise.
7480 (elim_unvisited_predecessor): Likewise.
7481 (elim_backward): Likewise.
7482 (elim_create): Likewise.
7483 (eliminate_phi): Likewise.
7484 (expand_phi_nodes): Likewise.
7486 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7488 * bt-load.c (compute_out): Use auto_sbitmap class.
7489 (link_btr_uses): Likewise.
7490 * cfganal.c (mark_dfs_back_edges): Likewise.
7491 (post_order_compute): Likewise.
7492 (inverted_post_order_compute): Likewise.
7493 (pre_and_rev_post_order_compute_fn): Likewise.
7494 (single_pred_before_succ_order): Likewise.
7495 * cfgexpand.c (pass_expand::execute): Likewise.
7496 * cfgloop.c (verify_loop_structure): Likewise.
7497 * cfgloopmanip.c (fix_bb_placements): Likewise.
7498 (remove_path): Likewise.
7499 (update_dominators_in_loop): Likewise.
7500 * cfgrtl.c (break_superblocks): Likewise.
7501 * ddg.c (check_sccs): Likewise.
7502 (create_ddg_all_sccs): Likewise.
7503 * df-core.c (df_worklist_dataflow): Likewise.
7504 * dse.c (dse_step3): Likewise.
7505 * except.c (eh_region_outermost): Likewise.
7506 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7507 * gcse.c (prune_expressions): Likewise.
7508 (prune_insertions_deletions): Likewise.
7509 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7510 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7511 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7512 * lcm.c (compute_earliest): Likewise.
7513 (compute_farthest): Likewise.
7514 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7515 (unroll_loop_runtime_iterations): Likewise.
7516 (unroll_loop_stupid): Likewise.
7517 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7518 * lra-lives.c: Likewise.
7519 * lra.c (lra): Likewise.
7520 * modulo-sched.c (schedule_reg_moves): Likewise.
7521 (optimize_sc): Likewise.
7522 (get_sched_window): Likewise.
7523 (sms_schedule_by_order): Likewise.
7524 (check_nodes_order): Likewise.
7525 (order_nodes_of_sccs): Likewise.
7526 (order_nodes_in_scc): Likewise.
7527 * recog.c (split_all_insns): Likewise.
7528 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7529 * reload1.c (reload): Likewise.
7530 * sched-rgn.c (haifa_find_rgns): Likewise.
7531 (split_edges): Likewise.
7532 (compute_trg_info): Likewise.
7533 * sel-sched.c (init_seqno): Likewise.
7534 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7535 * tree-into-ssa.c (update_ssa): Likewise.
7536 * tree-ssa-live.c (live_worklist): Likewise.
7537 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7538 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7540 (try_peel_loop): Likewise.
7541 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7543 * tree-ssa-pre.c (compute_antic): Likewise.
7544 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7545 * tree-stdarg.c (reachable_at_most_once): Likewise.
7546 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7547 * var-tracking.c (vt_find_locations): Likewise.
7549 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7551 * sbitmap.h (auto_sbitmap): New class.
7553 2016-07-26 Alan Modra <amodra@gmail.com>
7556 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7559 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7561 * input.c (selftest::temp_source_file::temp_source_file): Fix
7562 missing "%s" in fprintf.
7564 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7567 * cselib.c (cselib_process_insn): Invalidate argument slots for
7570 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7572 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7573 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7574 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7576 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7578 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7579 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7580 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7582 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7584 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7585 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7587 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7588 (add<mode>3): Likewise.
7589 (sub<mode>3): Likewise.
7590 (mul<mode>3): Likewise.
7591 (div<mode>3): Likewise.
7592 (*div<mode>3): Likewise.
7593 (<fmaxmin><mode>3): Extend to HF.
7594 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7595 (fabd<mode>3): Likewise.
7596 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7597 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7598 (aarch64_fmulx<mode>): Likewise.
7599 (aarch64_fac<optab><mode>): Likewise.
7600 (aarch64_frecps<mode>): Likewise.
7601 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7602 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7603 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7604 (VSDQ_HSDI): Support HI.
7605 (fcvt_target, FCVT_TARGET): Likewise.
7606 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7607 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7608 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7609 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7610 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7611 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7612 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7615 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7617 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7618 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7619 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7620 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7622 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7623 (aarch64_cm<optab><mode>): Likewise.
7624 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7625 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7626 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7627 (sqrt<mode>2): Likewise.
7628 (*sqrt<mode>2): Likewise.
7629 (abs<mode>2): Likewise.
7630 (<optab><mode>hf2): New pattern for HF mode.
7631 (<optab>hihf2): Likewise.
7632 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7633 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7634 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7636 * config/aarch64/arm_fp16.h: New file.
7637 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7638 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7639 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7640 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7641 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7642 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7643 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7644 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7645 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7646 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7647 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7648 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7651 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7653 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7654 reduc_smin_scal_): Use VDQIF_F16.
7655 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7656 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7658 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7659 * config/aarch64/iterators.md (VDQIF_F16): New.
7660 (vp): Support HF modes.
7661 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7662 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7664 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7666 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7667 "*aarch64_mulx_elt_from_dup<mode>".
7668 (*aarch64_mul3_elt<mode>): Update schedule type.
7669 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7670 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7671 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7672 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7673 (f, fp): Support HF modes.
7674 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7675 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7676 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7677 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7678 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7679 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7681 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7683 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7684 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7686 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7689 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7691 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7692 * config/aarch64/aarch64-simd.md
7693 (aarch64_rsqrts<mode>): Extend to HF modes.
7694 (fabd<mode>3): Likewise.
7695 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7696 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7697 (aarch64_<maxmin_uns>p<mode>): Likewise.
7698 (<su><maxmin><mode>3): Likewise.
7699 (<maxmin_uns><mode>3): Likewise.
7700 (<fmaxmin><mode>3): Likewise.
7701 (aarch64_faddp<mode>): Likewise.
7702 (aarch64_fmulx<mode>): Likewise.
7703 (aarch64_frecps<mode>): Likewise.
7704 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7705 (add<mode>3): Extend to HF modes.
7706 (sub<mode>3): Likewise.
7707 (mul<mode>3): Likewise.
7708 (div<mode>3): Likewise.
7709 (*div<mode>3): Likewise.
7710 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7712 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7713 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7714 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7715 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7716 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7717 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7718 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7719 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7720 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7721 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7722 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7723 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7724 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7725 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7727 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7729 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7730 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7731 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7732 (neg<mode>2): Likewise.
7733 (abs<mode>2): Likewise.
7734 (<frint_pattern><mode>2): Likewise.
7735 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7736 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7737 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7738 (ftrunc<VDQF:mode>2): Likewise.
7739 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7740 (sqrt<mode>2): Likewise.
7741 (*sqrt<mode>2): Likewise.
7742 (aarch64_frecpe<mode>): Likewise.
7743 (aarch64_cm<optab><mode>): Likewise.
7744 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7746 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7747 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7749 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7750 (vdupq_n_f16): Likewise.
7751 (vld1_dup_f16): Use vdup_n_f16.
7752 (vld1q_dup_f16): Use vdupq_n_f16.
7753 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7754 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7755 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7756 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7757 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7758 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7759 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7760 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7761 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7762 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7763 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7764 vsqrt_f16, vsqrtq_f16): New.
7766 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7768 * config/aarch64/aarch64-simd.md
7769 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7770 (aarch64_ext<mode>): Likewise.
7771 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7772 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7773 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7775 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7777 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7778 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7779 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7780 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7781 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7782 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7783 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7785 (vmov_n_f16): Reimplement using vdup_n_f16.
7786 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7788 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7790 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7791 "frame_related_p". Generate CFA annotation when it's necessary.
7792 (aarch64_expand_prologue): Use aarch64_add_constant.
7793 (aarch64_expand_epilogue): Likewise.
7794 (aarch64_output_mi_thunk): Pass "false" when calling
7795 aarch64_add_constant.
7797 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7799 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7802 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7804 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7805 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7806 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7807 (aarch64_build_constant): Delete.
7809 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7812 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7814 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7815 flag_toplevel_reorder.
7817 2016-07-25 Richard Biener <rguenther@suse.de>
7819 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7820 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7821 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7822 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7823 (streamer_get_builtin_tree): Likewise.
7824 (streamer_write_builtin): Likewise.
7825 * lto-streamer.h (LTO_builtin_decl): Remove.
7826 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7827 (lto_input_scc): Remove LTO_builtin_decl handling.
7828 (lto_input_tree_1): Liekwise.
7829 * lto-streamer-out.c (lto_output_tree_1): Remove special
7830 handling of builtins.
7831 (DFS::DFS): Likewise.
7832 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7833 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7835 (streamer_write_builtin): Remove.
7837 2016-07-25 Martin Liska <mliska@suse.cz>
7839 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7840 if flag_auto_profile is set to true.
7842 2016-07-25 Martin Liska <mliska@suse.cz>
7844 PR gcov-profile/71868
7845 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7846 have a function with multiple latches, count them all.
7848 2016-07-25 Martin Liska <mliska@suse.cz>
7850 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7852 2016-07-25 Martin Liska <mliska@suse.cz>
7854 PR tree-optimization/71987
7855 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7856 just for SSA_NAMEs. Fix GNU coding style.
7858 2016-07-25 Martin Liska <mliska@suse.cz>
7860 PR gcov-profile/64874
7861 * gcov-io.h: Update command about file format.
7862 * gcov-iov.c (main): Adapt the numbering scheme.
7864 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7867 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7868 whose result is used in PHI.
7869 (final_range_test_p): Likewise.
7870 (maybe_optimize_range_tests): Likewise.
7872 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7874 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7875 Reformat two multi-line strings.
7877 2016-07-22 Martin Sebor <msebor@redhat.com>
7879 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7881 2016-07-22 Martin Sebor <msebor@redhat.com>
7884 * doc/extend.texi (Compound Literals): Correct and clarify.
7885 (Cast to Union): Same.
7887 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7889 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7890 comments to explain why certain error messages make mention of
7891 undocumented options.
7892 (rs6000_invalid_builtin): Change error messages to replace mention
7893 of undocumented options with mention of the -mcpu=power9 option
7894 that enables those undocumented options.
7895 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7896 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7897 definition of this macro to correct an existing error.
7898 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7899 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7900 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7901 descriptions of built-in functions so that they depend on
7902 -mcpu=power9 instead of on the corresponding undocumented flags.
7903 * doc/invoke.texi (Option Summary): Remove all mention of newly
7905 (IBM RS/6000 and PowerPC Options): Likewise.
7906 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7907 mention of newly undocumented flags.
7909 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7911 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7912 when target_clones attribute is set.
7914 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7916 * common.opt (funsafe-loop-optimizations): Mark ignore.
7917 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7918 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7920 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7921 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7923 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7925 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7927 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7929 (number_of_iterations_exit): Warn missed loop optimization for
7930 possible infinite loops.
7932 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7935 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7936 when to emit a ".machine" pseudo-op.
7938 2016-07-22 Martin Liska <mliska@suse.cz>
7940 PR gcov-profile/69028
7941 PR gcov-profile/62047
7942 * coverage.c (coverage_compute_lineno_checksum): Do not
7943 calculate checksum for fns w/o xloc.file.
7944 (coverage_compute_profile_id): Likewise.
7946 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7948 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7949 (avr_secondary_reload): ...and implementation.
7950 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7951 * config/avr/avr.md (reload_in<mode>): Remove insns.
7952 (adjust_len) [lpm]: Remove insn attribute value.
7953 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7955 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7958 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7960 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7961 * calls.c (special_function_p): Remove the special handling of the
7962 "__builtin_" prefix.
7964 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7967 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7968 if STMT may be an alloca call.
7969 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7970 builtin alloca call.
7971 * calls.h (gimple_maybe_alloca_call_p): New function.
7972 * tree-inline.c (inline_forbidden_p_stmt): Use
7973 gimple_maybe_alloca_call_p here.
7975 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7977 * spellcheck-tree.c (best_macro_match::best_macro_match):
7978 Explictly specify the template arguments when invoking the base
7979 class constructor, to help older C++ compilers.
7981 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7984 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7985 before builtin_decl_implicit.
7987 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7989 * optabs.c (emit_condiitonal_move): Short circuit for identical
7992 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7994 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7995 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7996 (noce_conversion_profitable_p): New.
7997 (noce_try_store_flag_constants): Use it.
7998 (noce_try_addcc): Likewise.
7999 (noce_try_store_flag_mask): Likewise.
8000 (noce_try_cmove): Likewise.
8001 (noce_try_cmove_arith): Likewise.
8002 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8004 (noce_convert_multiple_sets): Move cost model to here, from...
8005 (bb_ok_for_noce_convert_multiple_sets) ...here.
8006 (noce_process_if_block): Update calls for above changes.
8007 (noce_find_if_block): Record new noce_if_info parameters.
8009 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8011 * target.def (max_noce_ifcvt_seq_cost): New.
8012 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8013 * doc/tm.texi: Regenerate.
8014 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8015 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8016 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8017 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8018 * doc/invoke.texi: Document new params.
8020 2016-07-21 Richard Biener <rguenther@suse.de>
8022 PR tree-optimization/71947
8023 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8024 ranges have useful limit_vr information.
8026 2016-07-21 Richard Biener <rguenther@suse.de>
8028 * function-tests.c (build_trivial_generic_function): Set
8029 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8030 * omp-low.c (create_omp_child_function): Likewise.
8031 (grid_expand_target_grid_body): Likewise.
8032 * cgraphunit.c (init_lowered_empty_function): Likewise.
8033 (cgraph_node::expand_thunk): Likewise.
8034 * tree-parloops.c (create_loop_fn): Likewise.
8035 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8037 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8039 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8042 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8044 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8045 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8046 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8047 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8048 values for insn attribute.
8049 * config/avr/avr.c (avr_out_insert_notbit): New function.
8050 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8051 ADJUST_LEN_INSV_NOTBIT_0/_7.
8052 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8054 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8056 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8057 (chrec_convert_1, chrec_convert): Ditto.
8058 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8059 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8060 * tree-vrp.c (adjust_range_with_scev): Ditto.
8061 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8062 (scev_var_range_cant_overflow): New function.
8063 (scev_probably_wraps_p): New parameter. Call above function.
8064 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8066 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8068 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8069 by removing computation of may_be_zero.
8071 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8073 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8075 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8077 Improving concepts performance and diagnostics.
8078 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8079 for constraint satisfaction and subsumption.
8080 * timevar.h (auto_timevar): New constructor that matches the push/pop
8081 pattern of usage in pt.c.
8083 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8085 * hwint.h (HOST_WIDE_INT_0): New define.
8086 (HOST_WIDE_INT_0U): Ditto.
8087 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8088 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8089 * simplify-rtx.c: Ditto.
8090 * tree-object-size.c: Ditto.
8092 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8094 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8097 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8099 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8100 * combine.c: Use HOST_WIDE_INT_M1U instead of
8101 ~(unsigned HOST_WIDE_INT) 0.
8102 * double-int.h: Ditto.
8104 * dwarf2asm.c:Ditto.
8106 * genmodes.c: Ditto.
8108 * read-rtl.c: Ditto.
8109 * tree-ssa-loop-ivopts.c: Ditto.
8110 * tree-ssa-loop-prefetch.c: Ditto.
8111 * tree-vect-generic.c: Ditto.
8112 * tree-vect-patterns.c: Ditto.
8115 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8117 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8118 constant addresses outside [0,0xc0] into a register.
8119 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8120 cases where the base address register is unused after.
8121 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8122 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8123 (avr_out_store_psi_reg_disp_tiny): Same.
8125 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8127 Implement attribute progmem on reduced Tiny cores by adding
8128 flash offset 0x4000 to respective symbols.
8131 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8132 documentation how it works on reduced Tiny cores.
8133 (AVR Named Address Spaces): No support for reduced Tiny.
8134 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8135 (avr_address_tiny_pm_p): New static function.
8136 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8137 if the address is in progmem.
8138 (avr_assemble_integer): Same.
8139 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8140 for symbol_ref in progmem.
8141 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8142 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8143 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8145 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8147 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8148 * configure: Regenerate.
8149 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8150 (USE_THIN_ARCHIVES): New variable.
8151 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8152 this archive as a thin archive.
8154 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8156 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8157 same location as last time, don't skip if we have fix-it hints.
8158 Clarify the skipping logic by converting it from one "if" clause
8159 to repeated "if" clauses.
8160 * spellcheck-tree.c: Include "cpplib.h".
8161 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8162 (best_macro_match::best_macro_match): New constructor.
8163 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8164 Move here from c/c-decl.c.
8165 (class best_macro_match): Move here from c/c-decl.c, converting
8166 from a typedef to a subclass, gaining a ctor.
8168 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8170 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8171 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8173 (avr_addr_space_diagnose_usage): ...and implementation.
8174 (avr_addr_space_supported_p): New function.
8175 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8176 report bad address space usage if that space is supported.
8177 (avr_insert_attributes): Same. No more complain about unsupported
8179 * config/avr/avr-c.c (tm_p.h): Include it.
8180 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8181 macro if avr_addr_space_supported_p.
8183 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8185 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8186 flag_toplevel_reorder.
8188 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8190 * gcc-rich-location.c
8191 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8193 * gcc-rich-location.h
8194 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8196 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8198 * target.def (addr_space): Add new diagnose_usage to hook vector.
8199 * targhooks.c (default_addr_space_diagnose_usage): Add default
8200 implementation and...
8201 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8202 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8203 is some address space, call targetm.addr_space.diagnose_usage.
8204 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8205 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8206 * doc/tm.texi: Regenerate.
8208 2016-07-20 Martin Liska <mliska@suse.cz>
8211 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8212 Properly handly PHI stmts.
8214 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8216 PR tree-optimization/71503
8217 PR tree-optimization/71683
8218 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8221 2016-07-20 Martin Liska <mliska@suse.cz>
8223 * doc/invoke.texi (-fipa-ra): Document when the option is
8224 disabled. Fix a typo.
8226 2016-07-20 Martin Liska <mliska@suse.cz>
8228 * Makefile.in: Include fibonacci_heap.c
8229 * fibonacci_heap.c: New file.
8230 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8231 (fibonacci_heap::union_with): Fix deletion of the second heap.
8232 * selftest-run-tests.c (selftest::run_tests): Incorporate
8233 fibonacci heap tests.
8234 * selftest.h: Declare fibonacci_heap_c_tests.
8236 2016-07-20 Martin Liska <mliska@suse.cz>
8238 * selftest-run-tests.c (selftest::run_tests): New function.
8239 * selftest.h (sreal_c_tests): Declare.
8240 * sreal.c (sreal_verify_basics): New function.
8241 (verify_aritmetics): Likewise.
8242 (sreal_verify_arithmetics): Likewise.
8243 (verify_shifting): Likewise.
8244 (sreal_verify_shifting): Likewise.
8245 (void sreal_c_tests): Likewise.
8247 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8249 PR rtl-optimization/71916
8250 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8251 bb which have a single succ fake edge.
8253 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8256 * dwarf2out.c (gen_subprogram_die): Only call
8257 gen_unspecified_parameters_die while dumping early dwarf.
8259 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8262 * gimple-fold.c (fold_builtin_memory_op): Use
8263 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8265 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8267 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8268 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8269 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8270 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8274 * double-int.c: Ditto.
8276 * dwarf2out.c: Ditto.
8279 * fold-const.c: Ditto.
8280 * function.c: Ditto.
8282 * genmodes.c: Ditto.
8286 * loop-doloop.c: Ditto.
8287 * loop-invariant.c: Ditto.
8294 * simplify-rtx.c: Ditto.
8295 * stor-layout.c: Ditto.
8297 * tree-ssa-loop-ivopts.c: Ditto.
8298 * tree-vect-generic.c: Ditto.
8299 * tree-vect-patterns.c: Ditto.
8304 * wide-int-print.cc: Ditto.
8305 * wide-int.cc: Ditto.
8306 * wide-int.h: Ditto.
8308 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8310 * selftest.c (selftest::assert_streq): Handle NULL values of
8311 val_actual and val_expected.
8313 2016-07-19 Martin Jambor <mjambor@suse.cz>
8316 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8317 rather than cgraph_create_node to get a call graph node.
8319 2016-07-19 Richard Biener <rguenther@suse.de>
8321 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
8322 handle all tcc_constant bases and valueize SSA names.
8323 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
8326 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8328 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
8329 the flags of the exit block and bb2, not just the entry block.
8331 2016-07-19 Richard Biener <rguenther@suse.de>
8333 PR tree-optimization/71901
8334 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
8335 align member, group stuff with the bitfield.
8336 (vn_ref_op_align_unit): New inline.
8337 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
8338 record element alignment and operand 3 unchanged.
8339 (ao_ref_init_from_vn_reference): Adjust.
8340 (valueize_refs_1): Likewise.
8341 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8343 2016-07-19 Richard Biener <rguenther@suse.de>
8345 PR tree-optimization/71908
8346 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
8347 symbolic constants in a more reliable way.
8349 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
8351 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
8353 (vect_update_inits_of_drs): Likewise.
8354 (vect_create_cond_for_alias_checks): Likewise.
8355 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
8357 2016-07-19 Richard Biener <rguenther@suse.de>
8360 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
8361 with an abstract origin that is not an inlined function outer
8362 scope add a self-reference as abstract origin.
8363 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
8365 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8368 * config/rs6000/rs6000.c (rs6000_function_value): Fix
8369 unintentional System V.4 structure return breakage for structures
8370 with a single floating point element.
8372 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8374 PR tree-optimization/71734
8375 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
8376 contains REF, use it to check safelen, assume that safelen value
8377 must be greater 1, fix style.
8378 (ref_indep_loop_p_2): Add REF_LOOP argument.
8379 (ref_indep_loop_p): Pass LOOP as additional argument to
8382 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
8384 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
8385 allocation in the prologue.
8386 * explow.c (get_dynamic_stack_base): New function to return an address
8387 expression for the dynamic stack base.
8388 (get_dynamic_stack_size): New function to do the required dynamic stack
8389 space size calculations.
8390 (allocate_dynamic_stack_space): Use new functions.
8391 (align_dynamic_address): Move some code from
8392 allocate_dynamic_stack_space to new function.
8393 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
8395 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8397 * config/s390/s390.c (s390_encode_section_info): Always set
8398 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
8401 2016-07-18 Richard Biener <rguenther@suse.de>
8403 PR tree-optimization/71893
8404 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
8405 for sizetype cast added by array_ref_element_size.
8406 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8408 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
8410 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
8411 register parameters. Remove code to initialize argument pointer
8412 on TARGET_64BIT. Optimize call to _mcount when it can be reached
8413 using a pc-relative branch. Cleanup conditional code.
8414 * config/pa/pa.md (call_mcount): New expander.
8415 (call_mcount_nonpic): New insn.
8416 (call_mcount_pic): New insn and split.
8417 (call_mcount_pic_post_reload): New insn.
8418 (call_mcount_64bit): New insn and split.
8419 (call_mcount_64bit_post_reload): New insn.
8421 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
8423 * config/avr/predicates.md (const_m255_to_m1_operand): New.
8424 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
8425 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
8426 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8427 (*usum_widenqihi3, *udiff_widenqihi3)
8428 (*addhi3_zero_extend.const): New combiner insns.
8429 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
8430 just 1 bit is affected.
8431 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
8432 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
8434 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
8436 * omp-low.c (lower_omp_target): Mark data clauses with
8437 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
8438 zero-length subarrays.
8440 2016-07-15 Richard Biener <rguenther@suse.de>
8442 PR tree-optimization/71881
8443 * tree-loop-distribution.c (destroy_loop): Remove blocks in
8444 reverse DOM order to make debug temp generation happy.
8446 2016-07-15 Richard Biener <rguenther@suse.de>
8448 PR tree-optimization/71887
8449 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
8450 verify it is not zero for division / modulo handling.
8451 (value_replacement): Adjust.
8453 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
8454 Julian Brown <julian@codesourcery.com>
8456 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8457 * config/aarch64/aarch64-cost-tables.h
8458 (vulcan_extra_costs): New variable.
8459 * config/aarch64/aarch64.c
8460 (vulcan_addrcost_table): Likewise.
8461 (vulcan_regmove_cost): Likewise.
8462 (vulcan_vector_cost): Likewise.
8463 (vulcan_branch_cost): Likewise.
8464 (vulcan_tunings): Likewise.
8466 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8468 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8469 (output_in_order): Loop over undefined variables too. Output them
8470 via assemble_undefined_decl. Skip variables that correspond to hard
8471 registers or have value-exprs.
8472 * varpool.c (symbol_table::output_variables): Handle undefined
8473 variables together with defined ones.
8475 2016-07-15 Richard Biener <rguenther@suse.de>
8477 * tree-ssa-pre.c (get_representative_for): Make sure to return
8478 the value number of SSA names.
8479 (phi_translate_1): get_representative_for cannot return NULL.
8480 (do_pre_regular_insertion): Remove redundant call to
8481 fully_constant_expression.
8482 (do_pre_partial_partial_insertion): Likewise.
8484 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8486 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8487 (derive_simple_iv_with_niters): New function.
8488 (simple_iv): Rewrite using simple_iv_with_niters.
8489 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8490 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8492 (number_of_iterations_exit): Rewrite using above function.
8493 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8496 2016-07-15 Richard Biener <rguenther@suse.de>
8498 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8501 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8503 PR tree-optimization/71872
8504 * tree-data-ref.c (get_references_in_stmt): Ignore references
8505 with is_gimple_constant get_base_address.
8507 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8509 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8510 (TARGET_HAVE_LDACQD): New macro.
8511 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8512 than TARGET_HAVE_LDACQ.
8513 (arm_load_acquire_exclusivedi): Likewise.
8514 (arm_store_release_exclusivedi): Likewise.
8516 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8518 PR rtl-optimization/71878
8519 * lra-constraints.c (match_reload): Pass information about other
8520 output operands. Create new unique register value if matching input
8521 operand shares same register value as output operand being considered.
8522 (curr_insn_transform): Record output operands already processed.
8524 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8527 PR tree-optimization/70923
8528 * tree-vect-patterns.c: Include mult-synthesis.h.
8529 (target_supports_mult_synth_alg): New function.
8530 (synth_lshift_by_additions): Likewise.
8531 (apply_binop_and_append_stmt): Likewise.
8532 (vect_synth_mult_by_constant): Likewise.
8533 (target_has_vecop_for_code): Likewise.
8534 (vect_recog_mult_pattern): Use above functions to synthesize vector
8535 multiplication by integer constants.
8537 2016-07-14 Alan Modra <amodra@gmail.com>
8539 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8540 gpr alternatives. Correct '*' placement on Y,r alternative.
8541 Add '*' on operand 1 of r,r alternative.
8543 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8545 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8546 * expmed.h: ... Here.
8548 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8550 * gimple.h (stmt_can_terminate_bb_p): New function.
8551 * tree-cfg.c (need_fake_edge_p): Rename to ...
8552 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8553 throw external; handle const and pure calls.
8554 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8556 2016-07-14 Richard Biener <rguenther@suse.de>
8558 PR tree-optimization/71866
8559 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8560 (do_hoist_insertion): Avoid endless recursion when we
8561 didn't insert anything because we managed to simplify
8562 things down to a constant or SSA name.
8563 (fully_constant_expression): Re-write in terms of ...
8564 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8565 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8566 vn_nary_build_or_lookup_1.
8567 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8568 (vn_nary_build_or_lookup): ... this which now wraps it.
8570 2016-07-14 Alan Modra <amodra@gmail.com>
8573 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8574 with p9_vector override before power9-dform override.
8576 2016-07-13 Andi Kleen <ak@linux.intel.com>
8578 * value-prof.c (gimple_value_profile_transformations): Don't run
8579 when auto_profile is on.
8581 2016-07-13 Andi Kleen <ak@linux.intel.com>
8583 * auto-profile.c (update_inlined_ind_target,
8584 afdo_indirect_call): Print information to dump file.
8586 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8588 * genrecog.c (special_predicate_operand_p): New function.
8589 (predicate_name): Move function.
8590 (validate_pattern): Don't warn about missing mode for all
8591 define_special_predicate predicates.
8593 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8595 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8596 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8597 resolve alias checks which are known at compilation time.
8598 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8599 alias checks are resolved. Move dump info for too many runtime
8600 alias checks to here...
8601 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8603 2016-07-13 Richard Biener <rguenther@suse.de>
8605 PR tree-optimization/24574
8606 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8607 position and add shift, rotate, divison and modulo support
8609 (value_replacement): Pass in argument position to absorbing_element_p.
8611 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8614 * ipa-inline-transform.c (inline_call): Support
8615 instrumented thunks.
8617 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8619 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8620 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8622 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8623 Baseline. Make initial alternative TARGET_32BIT only.
8624 (udivsi3): Likewise.
8625 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8626 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8629 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8631 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8632 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8633 availability with TARGET_HAVE_MOVT.
8634 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8635 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8636 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8638 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8639 extra instruction if MOVW is available. Use a cost variable
8640 incremented by COSTS_N_INSNS (1) when the condition match rather than
8641 returning an arithmetic expression based on COSTS_N_INSNS. Make
8642 constant with bottom half word zero cost 2 instruction if MOVW is
8644 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8645 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8646 target is ARMv8-M Baseline.
8647 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8648 (arm_movtas_ze): Likewise.
8649 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8650 alternative for constants satisfying j constraint.
8651 (thumb1_movsi_insn): Likewise.
8652 (movsi splitter for K alternative): Tighten condition to not trigger
8653 if movt is available and j constraint is satisfied.
8654 (Pe immediate splitter): Likewise.
8655 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8656 constant fitting in an halfword to use MOVW.
8657 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8660 2016-07-13 Richard Biener <rguenther@suse.de>
8663 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8664 gimplifying the LHS. Make sure to gimplify a returning twice
8665 call LHS without using SSA names.
8667 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8669 * tree-data-ref.c (find_data_references_in_stmt): Remove
8670 unnecessary call to vec::release.
8671 (graphite_find_data_references_in_stmt): Likewise.
8672 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8673 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8675 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8677 * cfgexpand.c (expand_used_vars): Make the type of a local
8679 * genmatch.c (lower_for): Likewise.
8680 * haifa-sched.c (haifa_sched_init): Likewise.
8681 (add_to_speculative_block): Likewise.
8682 (create_check_block_twin): Likewise.
8683 * predict.c (handle_missing_profiles): Likewise.
8684 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8685 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8686 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8688 (maybe_lower_iteration_bound): Likewise.
8689 * tree-ssa-sccvn.c (DFS): Likewise.
8690 * tree-stdarg.c (reachable_at_most_once): Likewise.
8691 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8692 (vectorizable_store): Likewise.
8694 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8696 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8697 (sccvn_dom_walker): make cond_stack an auto_vec.
8699 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8701 * ree.c (struct ext_state): Make type of members auto_vec.
8702 (find_and_remove_re): Adjust.
8704 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8706 * cfgexpand.c (struct stack_vars_data): Make type of fields
8708 (expand_used_vars): Adjust.
8710 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8712 * ipa.c (record_cdtor_fn): Adjust.
8713 (build_cdtor_fns): Likewise.
8714 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8717 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8719 * genextract.c (struct accum_extract): Add constructor and make
8723 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8725 * tree.c (struct free_lang_data_d): Add constructor and change
8726 types of members to ones that automatically manage resources.
8727 (fld_worklist_push): Adjust.
8728 (find_decls_types): Likewise.
8729 (find_decls_types_in_eh_region): Likewise.
8730 (free_lang_data_in_cgraph): Stop manually creating and
8731 destroying members of free_lang_data_d.
8733 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8735 PR rtl-optimization/68961
8736 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8737 peephole variant. Use sse_reg_operand predicates.
8739 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8741 * config/i386/predicates.md (x86_64_immediate_operand)
8742 <case CONST_INT>: Remove unneeded truncation to DImode.
8743 <case CONST>: Ditto.
8744 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8746 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8749 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8750 The xxperm and xxpermr instructions require that the 2nd input
8751 operand overlap with the output operand, and not the 1st.
8752 (altivec_vperm_v8hiv16qi): Likewise.
8753 (altivec_vperm_<mode>_uns_internal): Likewise.
8754 (altivec_vpermr_<mode>_internal): Likewise.
8755 (vperm_v8hiv4si): Likewise.
8756 (vperm_v16qiv8hi): Likewise.
8758 2016-07-12 Nathan Sidwell <nathan@acm.org>
8760 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8761 when -mno-pic-data-is-text-relative is in effect, by default.
8762 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8763 behavior and clarify.
8765 2016-07-12 Martin Liska <mliska@suse.cz>
8767 * params.def: Add avg-loop niter.
8768 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8769 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8770 * doc/invoke.texi: Document the new parameter.
8772 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8775 * expr.c (store_constructor): Mask sign-extended bits when widening
8776 sub-word constructor element at the start of a word.
8778 2016-07-12 Martin Liska <mliska@suse.cz>
8780 * Makefile.in: Append rule for params-options.h.
8781 * params-options.h: New file.
8783 2016-07-12 Martin Liska <mliska@suse.cz>
8785 * ira-build.c (mark_loops_for_removal): Properly iterate
8788 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8789 Richard Biener <rguenther@suse.de>
8791 PR tree-optimization/23286
8792 PR tree-optimization/70159
8793 * doc/invoke.texi: Document -fcode-hoisting.
8794 * common.opt (fcode-hoisting): New flag.
8795 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8796 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8797 (do_regular_insertion): Rename to ...
8798 (do_pre_regular_insertion): ... this and amend general comments
8799 on insertion strathegy.
8800 (do_partial_partial_insertion): Rename to ...
8801 (do_pre_partial_partial_insertion): ... this.
8802 (do_hoist_insertion): New function.
8803 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8804 and call do_hoist_insertion properly.
8806 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8807 (pass_pre::execute): Register hoist_insert stats.
8809 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8812 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8813 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8814 is different from mode's bitsize. Small cleanup.
8816 2016-07-12 Richard Biener <rguenther@suse.de>
8818 PR rtl-optimization/68961
8819 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8820 to simplify to a non-constant.
8822 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8825 * omp-low.c (expand_omp_target): Gimplify device.
8827 PR tree-optimization/71823
8828 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8829 to get vec_oprnds2 from op2.
8831 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8833 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8834 Hoist common subexpressions.
8835 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8837 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8840 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8841 prevent generation of 'stxsiwx' on pre Power8 hardware.
8843 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8845 * input.c: Include cpplib.h.
8846 (selftest::temp_source_file): New class.
8847 (selftest::temp_source_file::temp_source_file): New ctor.
8848 (selftest::temp_source_file::~temp_source_file): New dtor.
8849 (selftest::should_have_column_data_p): New function.
8850 (selftest::test_should_have_column_data_p): New function.
8851 (selftest::temp_line_table): New class.
8852 (selftest::temp_line_table::temp_line_table): New ctor.
8853 (selftest::temp_line_table::~temp_line_table): New dtor.
8854 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8855 it to create a temp_line_table.
8856 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8857 locations that are known to have column data.
8858 (selftest::line_table_case): New struct.
8859 (selftest::test_reading_source_line): Move tempfile handling
8860 to class temp_source_file.
8861 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8862 (selftest::assert_token_loc_eq): New function.
8863 (ASSERT_TOKEN_LOC_EQ): New macro.
8864 (selftest::test_lexer): New function.
8865 (selftest::boundary_locations): New array.
8866 (selftest::input_c_tests): Call test_should_have_column_data_p.
8867 Loop over a test matrix of interesting values of location and
8868 default_range_bits, calling test_lexer on each case in the matrix.
8869 Move call to test_accessing_ordinary_linemaps into the matrix.
8870 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8871 (ASSERT_EQ_AT): New macro.
8873 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8876 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8877 Don't convert TImode in debug insn.
8879 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8881 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8882 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8883 (tree_type_common::lang_flag_7): New.
8884 (tree_type_common::spare): Reduce size.
8885 * tree.h (TYPE_ALIGN_OK): Remove.
8886 (TYPE_LANG_FLAG_7): New.
8887 (get_inner_reference): Adjust header.
8888 * print-tree.c (print_node): Adjust.
8889 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8890 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8891 calls to get_inner_reference.
8892 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8893 handling of TYPE_ALIGN_OK.
8894 * builtins.c (get_object_alignment_2): Adjust call to
8895 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8896 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8898 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8899 * cfgexpand.c (expand_debug_expr): Likewise.
8900 * dbxout.c (dbxout_expand_expr): Likewise.
8901 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8902 loc_list_from_tree, fortran_common): Likewise.
8903 * fold-const.c (optimize_bit_field_compare,
8904 decode_field_reference, fold_unary_loc, fold_comparison,
8905 split_address_to_core_and_offset): Likewise.
8906 * gimple-laddress.c (execute): Likewise.
8907 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8908 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8909 * hsa-gen.c (gen_hsa_addr): Likewise.
8910 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8911 * tsan.c (instrument_expr): Likewise.
8912 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8913 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8914 * tree-affine.c (tree_to_aff_combination,
8915 get_inner_reference_aff): Adjust calls to get_inner_reference.
8916 * tree-data-ref.c (split_constant_offset_1,
8917 dr_analyze_innermost): Likewise.
8918 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8919 * tree-sra.c (ipa_sra_check_caller): Likewise.
8920 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8921 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8922 bswap_replace): Likewise.
8923 * tree-vect-data-refs.c (vect_check_gather,
8924 vect_analyze_data_refs): Likewise.
8925 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8926 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8929 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8931 * Makefile.in (selftest-valgrind): New phony target.
8932 * function-tests.c (selftest::build_cfg): Delete pass instances
8933 created by the test.
8934 (selftest::convert_to_ssa): Likewise.
8935 (selftest::test_expansion_to_rtl): Likewise.
8936 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8938 (selftest::test_diamond): Likewise.
8940 2016-07-11 Richard Biener <rguenther@suse.de>
8942 PR tree-optimization/71816
8943 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8944 than replacing all of its operands.
8946 2016-07-11 Alan Modra <amodra@gmail.com>
8948 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8949 (ctr<mode>): Add unspec.
8950 (ctr<mode>_internal*): Likewise.
8952 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8954 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8955 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8957 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8959 PR rtl-optimization/71621
8960 * lra-constraints.c (process_alt_operands): Check combination of
8963 2016-07-08 Jason Merrill <jason@redhat.com>
8964 Richard Biener <rguenther@suse.de>
8966 P0145: Refining Expression Order for C++.
8967 * gimplify.c (initial_rhs_predicate_for): New.
8968 (gimplfy_modify_expr): Gimplify RHS before LHS.
8970 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8973 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8974 Allow standard error handling to take over when a wrong number
8975 of arguments is presented to __builtin_vec_ld () or
8976 __builtin_vec_st ().
8978 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8980 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8985 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8986 __builtin_aarch64_fmaxv2sf.
8987 (vmaxnmq_f32): Likewise.
8988 (vmaxnmq_f64): Likewise.
8989 (vminnm_f32): Likewise.
8990 (vminnmq_f32): Likewise.
8991 (vminnmq_f64): Likewise.
8993 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8996 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8997 enable -mfloat128-hardware by default.
8998 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8999 that IEEE 128-bit hardware support needs.
9000 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9001 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9002 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9003 floating point requires.
9004 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9005 -mfloat128 and -mfloat128-hardware changes.
9007 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9009 PR tree-optimization/71667
9010 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9012 2016-07-08 Martin Liska <mliska@suse.cz>
9015 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9016 folding produces SAVE_EXPRs, thus return false for the type.
9018 2016-07-07 Martin Liska <mliska@suse.cz>
9020 * file-find.c (remove_prefix): New function.
9021 * file-find.h (remove_prefix): Declare the function.
9022 * gcc-ar.c (main): Skip a folder of the wrapper if
9023 a wrapped binary would point to the same file.
9025 2016-07-07 Jan Hubicka <jh@suse.cz>
9027 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9028 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9029 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9031 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9034 * ipa-inline-analysis.c (compute_inline_parameters): Set
9035 local.can_change_signature to false for intrumentation
9038 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9040 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9041 with TARGET_HAVE_MOVT.
9042 (TARGET_HAVE_MOVT): Define.
9043 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9044 availability with TARGET_HAVE_MOVT.
9045 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9047 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9049 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9050 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9051 * config/arm/constraints.md (define_constraint "j"): Use
9052 TARGET_HAVE_MOVT to check MOVT availability.
9054 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9056 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9058 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9060 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9061 (armv8-m.main): Likewise.
9062 (armv8-m.main+dsp): Likewise.
9063 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9064 (FL_FOR_ARCH8M_MAIN): Likewise.
9065 * config/arm/arm-tables.opt: Regenerate.
9066 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9067 armv8-m.main+dsp to BE8_LINK_SPEC.
9068 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9069 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9070 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9071 Baseline and Mainline.
9072 (arm_option_override_internal): Also disable arm_restrict_it when
9073 !arm_arch_notm. Update comment for -munaligned-access to also cover
9075 (arm_file_start): Increase buffer size for printing architecture name.
9076 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9077 and armv8-m.main+dsp.
9078 (mno-unaligned-access): Clarify that this is disabled by default for
9079 ARMv8-M Baseline architectures as well.
9081 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9083 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9084 decide whether to prevent some libgcc routines being included for some
9085 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9086 link between this condition and the one in
9087 libgcc/config/arm/lib1func.S.
9089 2016-07-07 Richard Biener <rguenther@suse.de>
9091 * tree-ssa-pre.c: Include alias.h.
9092 (compute_avail): If we have multiple VN_REFERENCEs with the
9093 same hashtable entry adjust that to make it a valid replacement
9094 for all of them with respect to alignment and aliasing
9095 when doing insertion.
9096 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9097 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9099 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9103 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9104 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9107 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9109 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9110 (adjust_mems): Adjust.
9111 (adjust_insn): Likewise.
9112 (prepare_call_arguments): Likewise.
9114 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9116 * gcse.c (struct ls_expr): Make stores field a vector.
9117 (ldst_entry): Adjust.
9118 (free_ldst_entry): Likewise.
9119 (print_ldst_list): Likewise.
9120 (compute_ld_motion_mems): Likewise.
9121 (update_ld_motion_stores): Likewise.
9123 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9125 * gcse.c (struct ls_expr): Remove loads field.
9126 (ldst_entry): Adjust.
9127 (free_ldst_entry): Likewise.
9128 (print_ldst_list): Likewise.
9129 (compute_ld_motion_mems): Likewise.
9131 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9133 * store-motion.c (struct st_expr): Make antic_stores a vector.
9134 (st_expr_entry): Adjust.
9135 (free_st_expr_entry): Likewise.
9136 (print_store_motion_mems): Likewise.
9137 (find_moveable_store): Likewise.
9138 (compute_store_table): Likewise.
9139 (remove_reachable_equiv_notes): Likewise.
9140 (replace_store_insn): Likewise.
9141 (build_store_vectors): Likewise.
9143 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9145 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9146 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9148 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9150 PR tree-optimization/71518
9151 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9152 misalign also for outer loops with negative step.
9154 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9156 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9157 (cortex_a53_shift): Add mov_shift.
9158 (cortex_a53_shift_reg): Add new reservation for register shifts.
9159 (cortex_a53_alu): Remove bfm.
9160 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9161 (cortex_a53_alu_extr): Add new reservation for EXTR.
9162 (bypasses): Improve bypass modelling.
9164 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9167 * config/avr/avr.c (avr_asm_select_section): Strip off
9168 SECTION_DECLARED from flags when calling get_section.
9170 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9172 * tree-vectorizer.h (vect_memory_access_type): Add
9173 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9174 * tree-vect-stmts.c (compare_step_with_zero): New function.
9175 (perm_mask_for_reverse): Move further up file.
9176 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9178 (get_negative_load_store_type): New function.
9179 (get_load_store_type): Call it. Add an ncopies argument.
9180 (vectorizable_mask_load_store): Update call accordingly and
9181 remove tests for negative steps.
9182 (vectorizable_store, vectorizable_load): Likewise. Handle new
9183 memory_access_types.
9185 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9187 * tree-vectorizer.h (vect_memory_access_type): New enum.
9188 (_stmt_vec_info): Add a memory_access_type field.
9189 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9190 (vect_model_store_cost): Take an access type instead of a boolean.
9191 (vect_model_load_cost): Likewise.
9192 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9193 vect_model_store_cost and vect_model_load_cost.
9194 * tree-vect-stmts.c (vec_load_store_type): New enum.
9195 (vect_model_store_cost): Take an access type instead of a
9196 store_lanes_p boolean. Simplify tests.
9197 (vect_model_load_cost): Likewise, but for load_lanes_p.
9198 (get_group_load_store_type, get_load_store_type): New functions.
9199 (vectorizable_store): Use get_load_store_type. Record the access
9200 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9201 (vectorizable_load): Likewise.
9202 (vectorizable_mask_load_store): Likewise. Replace is_store
9203 variable with vls_type.
9205 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9207 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9208 single_element_p parameter.
9209 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9210 Check the PR65518 case here rather than in vectorizable_load.
9211 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9212 * tree-vect-stmts.c (vectorizable_load): Likewise.
9214 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9216 * tree-vectorizer.h (gather_scatter_info): New structure.
9217 (vect_check_gather_scatter): Return a bool rather than a decl.
9218 Replace return-by-pointer arguments with a single
9219 gather_scatter_info *.
9220 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9221 (vect_analyze_data_refs): Update call accordingly.
9222 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9223 (vectorizable_mask_load_store): Likewise. Also record the
9224 offset dt and vectype in the gather_scatter_info.
9225 (vectorizable_store): Likewise.
9226 (vectorizable_load): Likewise.
9228 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9230 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9231 strided groups, use the cost of N scalar accesses instead
9232 of ncopies vector accesses.
9233 (vect_model_load_cost): Likewise.
9235 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9237 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9238 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9239 variable to indicate when once-per-group costs are being used.
9240 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9242 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9244 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9245 peeling-for-gaps condition.
9247 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9249 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9250 element to register if it doesn't match general_operand.
9252 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9253 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9255 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9257 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9258 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9259 (SIGNBIT): New mode iterator.
9260 (Fsignbit): New mode attribute.
9261 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9262 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9263 when direct moves are available.
9264 (signbit<mode>2_dm): New define_insn_and_split).
9265 (signbit<mode>2_dm2): New define_insn.
9267 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9269 PR rtl-optimization/71594
9270 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9271 into subregs of appropriate mode before trying to emit a conditional
9274 2016-07-05 Jan Hubicka <jh@suse.cz>
9276 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9277 (simple_iv): Use it.
9279 2016-07-05 Jan Hubicka <jh@suse.cz>
9281 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9283 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9285 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9288 2016-07-05 Jan Hubicka <jh@suse.cz>
9290 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9293 2016-07-05 Richard Biener <rguenther@suse.de>
9295 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9296 Handle empty else block.
9297 (is_feasible_trace): Likewise.
9298 (split_paths): Likewise.
9300 2016-07-05 Richard Biener <rguenther@suse.de>
9302 * tree-loop-distribution.c (distribute_loop): Fix issue with
9303 the cost model loop.
9305 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9307 * config/arm/neon-testgen.ml: Delete.
9308 * config/arm/neon.ml: Delete.
9310 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9313 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9314 directly using TREE_PURPOSE.
9316 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9318 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9319 * config/aarch64/aarch64_neon.h: Likewise.
9320 * config/aarch64/arm_neon.h: Likewise.
9321 * config/aarch64/atomics.md: Likewise.
9322 * config/aarch64/aarch64-simd-builtins.def: Likewise.
9323 * doc/invoke.texi: Likewise.
9325 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9327 * config/s390/s390.md: Add "z13" cpu_facility.
9328 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
9329 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
9330 condition" type instructions.
9332 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9333 Jeff Law <law@redhat.com>
9335 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
9336 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
9338 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
9340 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
9341 permutation for TARGET_AVX512F.
9342 (ix86_expand_vec_one_operand_perm_avx512): New function.
9343 (expand_vec_perm_1): Invoke introduced function.
9344 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9345 it may be not valid after vectorization.
9347 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9350 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
9351 typo in comment. Only force to memory if it is a weak
9354 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
9355 Jiong Wang <jiong.wang@arm.com>
9357 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
9358 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
9359 (AARCH64_FL_F16): New.
9360 (AARCH64_FL_FOR_ARCH8_2): New.
9361 (AARCH64_ISA_8_2): New.
9362 (AARCH64_ISA_F16): New.
9363 (TARGET_FP_F16INST): New.
9364 (TARGET_SIMD_F16INST): New.
9365 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
9366 ("fp"): Disabling "fp" also disables "fp16".
9367 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
9368 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
9369 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
9370 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
9372 2016-07-04 Jan Beulich <jbeulich@suse.com>
9374 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
9376 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9379 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
9380 the insns, use an insn form that does not adjust the offset on
9381 little endian systems.
9383 2016-07-01 Jan Beulich <jbeulich@suse.com>
9385 * varasm.c (get_variable_section): Validate initializer in
9386 named .bss-like sections.
9388 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9390 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
9391 Exchange the order of the second and third operands in the vpermr
9392 instruction tmeplate.
9394 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
9397 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
9398 Disallow TDmode values.
9400 2016-07-01 Alan Modra <amodra@gmail.com>
9402 PR rtl-optimization/71709
9403 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
9404 being set, not referenced.
9406 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
9408 PR tree-optimization/70729
9409 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
9410 of loop since it can be not valid after transformation.
9412 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9414 * config/arm/arm.c (thumb_reload_in_hi): Delete.
9415 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
9417 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
9419 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
9422 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9425 * config/rs6000/constraints.md (wY constraint): New constraint to
9426 match the requirements for the LXSD and STXSD instructions.
9427 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
9428 predicate to match the requirements for the LXSD and STXSD
9430 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
9431 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
9432 to make sure that the bottom 2 bits of offset are 0, the address
9433 form is offsettable, and no updating is done in the address mode.
9434 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
9435 (movdi_internal32): Likewise
9436 (movdi_internal64): Likewise.
9438 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9440 PR tree-optimization/71707
9441 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
9442 strinfo even for ADDR_EXPR ptr.
9444 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9446 * config/rs6000/altivec.md (darn_32): Change the condition to
9447 TARGET_P9_MISC instead of TARGET_MODULO.
9448 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
9449 condition expression.
9450 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
9451 condition expression.
9452 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
9453 (DFP_TEST): New code iterator.
9454 (dfptstsfi_<code>_mode>): New define_expand.
9455 (*dfp_sgnfcnc_<mode>): New define_insn.
9456 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9457 definition next to BU_P9_MISC_1 definition and change the MASK
9458 value to RS6000_BTM_P9_MISC.
9459 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9460 (BU_P9_64BIT_MISC_0): Likewise.
9461 (BU_P9_DFP_MISC_0): New macro definition.
9462 (BU_P9_DFP_MISC_1): New macro definition.
9463 (BU_P9_DFP_MISC_2): New macro definition.
9464 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9465 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9466 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9467 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9468 (TSTSFI_LT_TD): Likewise.
9469 (TSTSFI_EQ_DD): Likewise.
9470 (TSTSFI_EQ_TD): Likewise.
9471 (TSTSFI_GT_DD): Likewise.
9472 (TSTSFI_GT_TD): Likewise.
9473 (TSTSFI_OV_DD): Likewise.
9474 (TSTSFI_OV_TD): Likewise.
9475 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9476 (TSTSFI_LT_DD): Likewise.
9477 (TSTSFI_LT_TD): Likewise.
9478 (TSTSFI_EQ): Likewise.
9479 (TSTSFI_EQ_DD): Likewise.
9480 (TSTSFI_EQ_TD): Likewise.
9481 (TSTSFI_GT): Likewise.
9482 (TSTSFI_GT_DD): Likewise.
9483 (TSTSFI_GT_TD): Likewise.
9484 (TSTSFI_OV): Likewise.
9485 (TSTSFI_OV_DD): Likewise.
9486 (TSTSFI_OV_TD): Likewise.
9487 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9488 overloaded test significance functions.
9489 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9490 OPTION_MASK_P9_MISC into the representation of this mask.
9491 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9493 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9494 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9496 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9497 argument is a 6-bit unsigned literal value if the icode argument
9498 represents a DFP test significance built-in call.
9499 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9500 flag used independently and in combination with the
9501 RS6000_BTM_64BIT flag.
9502 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9503 (rs6000_builtin_mask_names): Add entry for power9-misc
9504 command-line option.
9505 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9506 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9507 RS6000_BTM_P9_MISC macros.
9508 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9509 option and change the description of the -mpower9-vector option to
9510 enable only vector instructions, removing its erroneously claimed
9511 support for scalar instructions.
9512 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9513 the ISA 3.0 digital floating point test significance built-in
9516 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9518 * config/aarch64/aarch64.c (cortexa35_tunings):
9519 Enable AES fusion. Use cortexa57_branch_cost.
9520 (cortexa53_tunings): Use cortexa57_branch_cost.
9521 (cortexa72_tunings): Use cortexa57_branch_cost.
9522 Use AUTOPREFETCHER_WEAK.
9523 (cortexa73_tunings): Use cortexa57_branch_cost.
9525 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9526 James Greenhalgh <james.greenhalgh@arm.com>
9528 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9529 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9530 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9531 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9532 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9533 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9534 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9535 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9536 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9537 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9538 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9539 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9540 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9543 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9544 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9546 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9548 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9550 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9553 * gcc.c (driver::build_option_suggestions): Pass "option" to
9554 add_misspelling_candidates.
9555 * opts-common.c (add_misspelling_candidates): Add "option" param;
9556 use it to avoid adding negated forms for options marked with
9558 * opts.h (add_misspelling_candidates): Add "option" param.
9560 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9563 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9564 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9565 first when permuting bitwise operation with rotate. Cast
9566 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9568 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9570 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9571 for misspelled param names.
9572 * params.c: Include spellcheck.h.
9573 (find_param_fuzzy): New function.
9574 * params.h (find_param_fuzzy): New prototype.
9575 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9576 * spellcheck.h (struct edit_distance_traits<const char *>):
9579 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9581 * config/rs6000/predicates.md (const_0_to_7_operand): New
9582 predicate, recognize 0..7.
9583 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9584 support for doing extracts from V16QImode, V8HImode, V4SImode
9586 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9587 vector extract support.
9588 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9589 for ISA 3.0 vector extract.
9590 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9591 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9592 extracts of a constant element number from small integer vectors
9593 on 64-bit ISA 3.0 systems.
9594 (vsx_extract_<mode>_di): Likewise.
9595 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9596 say when we can do ISA 3.0 vector extracts.
9597 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9598 registers, using the stxsiwx instruction.
9600 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9602 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9603 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9604 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9605 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9606 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9607 * config/arm/arm.c (arm_qdf24xx_tune): New.
9609 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9611 * config/aarch64/aarch64.c (cortexa53_tunings):
9612 Increase loop alignment to 8. Set function alignment to 16.
9613 (cortexa35_tunings): Likewise.
9614 (cortexa57_tunings): Increase loop alignment to 8.
9615 (cortexa72_tunings): Likewise.
9616 (cortexa73_tunings): Likewise.
9618 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9620 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9621 for arm_fp16_ok and arm_fp16_hw.
9622 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9623 arm_fp16_alternative.
9625 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9627 PR tree-optimization/71655
9628 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9629 types when swapping operands.
9631 2016-06-29 Martin Liska <mliska@suse.cz>
9634 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9635 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9636 of build_optimization_node.
9638 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9640 PR tree-optimization/70729
9641 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9642 independent in loops having positive safelen value.
9643 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9644 it may be not valid after vectorization.
9646 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9648 PR tree-optimization/71625
9649 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9650 is sorted by ascending list->offset. If PTR is non-NULL and there is
9651 previous strinfo, call get_stridx_plus_constant.
9652 (get_stridx): Pass exp as second argument to get_addr_stridx.
9653 (addr_stridxptr): Add missing list = list->next, so that there can be
9654 more than one entries in the list. Bump limit from 16 to 32. Ensure
9655 the list is sorted by ascending list->offset.
9656 (get_stridx_plus_constant): Adjust so that it can be also called with
9657 ADDR_EXPR instead of SSA_NAME as PTR.
9658 (handle_char_store): Pass NULL_TREE as second argument to
9661 2016-06-29 Richard Biener <rguenther@suse.de>
9663 PR rtl-optimization/68961
9664 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9666 2016-06-29 Richard Biener <rguenther@suse.de>
9669 * alias.c (component_uses_parent_alias_set_from): Handle
9670 type punning through union accesses by using the union alias set.
9671 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9673 2016-07-29 Richard Biener <rguenther@suse.de>
9675 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9676 precision not matching mode precision.
9678 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9680 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9681 pa_output_arg_descriptor.
9682 (call_val_symref_64bit_post_reload): Likewise.
9683 (call_val_powf_64bit_post_reload): Likewise.
9684 (sibcall_internal_symref_64bit): Likewise.
9685 (sibcall_value_internal_symref_64bit): Likewise.
9687 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9690 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9691 a constant, force its SUBREG_REG into memory or register instead
9694 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9697 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9698 * doc/invoke.texi (AVR Options): Document it.
9700 2016-06-28 Walter Lee <walt@tilera.com>
9702 * config/tilegx/linux.h: Do not include arch/icache.h
9703 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9704 * config/tilepro/linux.h: Do not include arch/icache.h
9705 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9707 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9709 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9710 for big-endian BIT_FIELD_REF.
9712 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9714 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9715 ('size' attribute): Add '128'.
9717 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9718 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9719 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9720 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9721 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9722 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9723 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9724 *trunc<mode>df2_odd): Set size attribute to '128'.
9725 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9726 * config/rs6000/power6.md (power6-fp): Include dfp type.
9727 * config/rs6000/power7.md (power7-fp): Likewise.
9728 * config/rs6000/power8.md (power8-fp): Likewise.
9729 * config/rs6000/power9.md: New file.
9730 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9731 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9732 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9734 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9735 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9736 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9737 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9738 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9739 dfp_dscri_<mode>): Change type attribute to dfp.
9740 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9741 attribute to vecsimple.
9742 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9743 and prefetch streams.
9744 (rs6000_option_override_internal): Remove temporary code setting
9745 tuning to power8. Don't set rs6000_sched_groups for power9.
9746 (last_scheduled_insn): Change to rtx_insn *.
9747 (divide_cnt, vec_load_pendulum): New variables.
9748 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9749 (rs6000_issue_rate): Set issue rate for Power9.
9750 (is_power9_pairable_vec_type): New.
9751 (power9_sched_reorder2): New.
9752 (rs6000_sched_reorder2): Call new function for Power9 specific
9754 (insn_must_be_first_in_group): Remove Power9.
9755 (insn_must_be_last_in_group): Likewise.
9756 (force_new_group): Likewise.
9757 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9758 Initialize divide_cnt/vec_load_pendulum.
9759 (_rs6000_sched_context, rs6000_init_sched_context,
9760 rs6000_set_sched_context): Handle context save/restore of new
9763 2016-06-28 Richard Biener <rguenther@suse.de>
9765 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9766 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9767 COMPONENT_REF operand.
9768 (nonoverlapping_component_refs_p): Likewise.
9769 * stor-layout.c (start_bitfield_representative): Mark
9770 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9772 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9774 * Makefile.in: Don't cat ../stage_current if it does not exist.
9776 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9777 last argument is a bit-field.
9779 PR rtl-optimization/71673
9780 * internal-fn.c (expand_arith_overflow_result_store): Use
9781 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9782 expand_simple_binop.
9785 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9786 expand_ifn_atomic_compare_exchange): New functions.
9787 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9788 * tree.h (build_call_expr_internal_loc): Rename to ...
9789 (build_call_expr_internal_loc_array): ... this. Fix up type of
9791 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9792 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9793 ATOMIC_COMPARE_EXCHANGE result.
9794 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9795 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9796 fold_builtin_atomic_compare_exchange): New prototypes.
9797 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9798 fold_builtin_atomic_compare_exchange): New functions..
9799 * tree-ssa.c (execute_update_addresses_taken): If
9800 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9801 of call when finding addressable vars, and if such var becomes
9802 non-addressable, call fold_builtin_atomic_compare_exchange.
9804 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9807 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9808 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9810 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9812 * config/rs6000/rs6000.md ('type' attribute): Add
9813 veclogical,veccmpfx,vecexts,vecmove insn types.
9814 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9815 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9816 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9817 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9818 *nabs<mode>2_hw): Change type to vecmove.
9819 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9820 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9821 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9822 *ieee_128bit_vsx_abs<mode>2_internal,
9823 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9824 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9825 *ieee128_mtvsrd_32bit): Change type to veclogical.
9826 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9827 *movdi_internal32, *movdi_internal64): Update insn types.
9828 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9829 vsx_extract_<mode>): Change type to veclogical.
9830 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9831 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9832 *vsx_sign_extend_si_v2di): Change type to vecexts.
9833 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9835 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9836 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9837 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9838 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9839 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9840 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9841 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9842 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9843 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9844 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9845 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9846 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9847 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9848 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9849 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9850 (ppc7450-vecsimple): Add veclogical, vecmove.
9851 (ppc7450-veccmp): Add veccmpfx.
9852 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9854 (ppc8540_vector_compare): Add veccmpfx.
9855 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9856 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9857 (cell-vecsimple): Add veclogical, vecmove.
9858 (cell-veccmp): Add veccmpfx.
9859 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9860 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9862 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9863 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9864 (power4-vecsimple): Add veclogical, vecmove.
9865 (power4-veccmp): Add veccmpfx.
9866 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9867 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9868 (power6-vecsimple): Add veclogical, vecmove.
9869 (power6-veccmp): Add veccmpfx.
9870 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9871 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9872 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9873 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9874 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9875 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9876 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9878 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9880 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9883 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9884 OPTION_MASK_P9_DFORM_VECTOR.
9885 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9886 disable -mpower9-dform-vector when using reload.
9887 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9888 New 'strict' argument. Update all callers. Add strict addressing
9890 (rs6000_legitimate_offset_address_p): Remove call to
9891 virtual_stack_registers_memory_p.
9892 (rs6000_legitimize_reload_address): Add quad address support.
9893 (rs6000_legitimate_address_p): Move call to quad_address_p above
9894 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9895 to account for new strict usage.
9896 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9897 for new strict usage.
9898 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9900 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9907 * config/i386/i386.c (ix86_spill_class): Disable condition to
9908 always return NO_REGS.
9910 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9912 * predict.c: Include gimple-pretty-print.h
9913 (predicted_by_loop_heuristics_p): Check also
9914 PRED_LOOP_EXIT_WITH_RECURSION
9915 (predict_loops): Find self recursive calls and use special purpose
9916 predictors for them; dump log about decisions.
9917 (pass_profile::execute): Dump info about #of iterations.
9918 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9919 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9921 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9923 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9924 output_asm_insn calls and shorten long lines. Output .CALL
9925 argument descriptor using pa_output_arg_descriptor. Add various
9926 inline $$dyncall and other optimizations.
9927 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9929 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9931 PR tree-optimization/71643
9932 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9935 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9936 leak a bitmap if dep_bb is NULL.
9938 PR tree-optimization/71631
9939 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9940 to rewrite_expr_tree even if negate_result, move new_lhs var
9941 declaration and initialization earlier, for powi_result set afterwards
9942 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9943 if new_lhs != lhs, and don't shadow gsi var.
9945 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9947 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9948 Add in_loop parameter.
9949 (predict_loops): Add loop guard heuristics.
9950 * predict.def (PRED_LOOP_GUARD): New heuristics.
9952 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9954 * predict.c: Include ipa-utils.h
9955 (tree_bb_level_prediction): Predict recursive calls.
9956 (tree_estimate_probability_bb): Skip inexpensive calls for call
9958 * predict.def (PRED_RECURSIVE_CALL): New.
9960 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9962 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9963 (BU_FLOAT128_1): Likewise.
9965 (COPYSIGNQ): Likewise.
9966 (RS6000_BUILTIN_NANQ): Likewise.
9967 (RS6000_BUILTIN_NANSQ): Likewise.
9968 (RS6000_BUILTIN_INFQ): Likewise.
9969 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9970 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9971 (TARGET_FOLD_BUILTIN): New #define.
9972 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9973 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9974 (rs6000_fold_builtin): New target hook implementation, handling
9975 folding of 128-bit NaNs and infinities.
9976 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9977 entries are filled in to avoid problems during bootstrap
9978 self-test; define builtins for 128-bit NaNs and infinities.
9979 (rs6000_opt_mask): Add entry for float128.
9980 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9981 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9982 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9983 (const_str_type_node): New #define.
9984 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9985 to a define_expand that dispatches to either copysign<mode>3_soft
9986 or copysign<mode>3_hard.
9987 (copysign<mode>3_hard): Rename from copysign<mode>3.
9988 (copysign<mode>3_soft): New define_insn.
9989 * doc/extend.texi: Document new builtins.
9991 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9993 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9994 PRIu64 instead of lu.
9996 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9999 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10000 copy the type name.
10002 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10004 PR tree-optimization/71647
10005 * omp-low.c (lower_rec_input_clauses): Convert
10006 omp_clause_aligned_alignment (c) to size_type_node for the
10007 last argument of __builtin_assume_aligned.
10009 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10011 * configure.ac (calling ___tls_get_addr via GOT): New
10012 assembler/linker check.
10013 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10014 assembler and linker supports calling ___tls_get_addr via GOT.
10015 Otherise, defined to 0.
10016 * config.in: Regenerated.
10017 * configure: Likewise.
10018 * config/i386/constraints.md (Yb): New constraint.
10019 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10020 (REG_CLASS_NAMES): Likewise.
10021 (REG_CLASS_CONTENTS): Likewise.
10022 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10023 the b constraint with the Yb constraint. Call ___tls_get_addr
10024 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10026 (*tls_local_dynamic_base_32_gnu): Likewise.
10027 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10028 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10029 (*tls_local_dynamic_base_64_<mode>): Likewise.
10031 2016-06-24 Martin Liska <mliska@suse.cz>
10033 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10034 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10036 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10037 argument to true if the expected number of iterations is
10040 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10042 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10043 assemble for 32bit target.
10044 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10045 and $ld_ix86_gld_32_opt to link for 32bit target.
10046 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10047 * configure: Regenerate.
10049 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10051 * config/arm/arm.c (int_log2): Delete definition and prototype.
10052 (shift_op): Use exact_log2 instead of int_log2.
10053 (vfp3_const_double_for_fract_bits): Likewise.
10055 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10057 * internal-fn.c (expand_arith_set_overflow): New function.
10058 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10060 (expand_arith_overflow_result_store): Likewise. Handle precision
10061 smaller than mode precision.
10062 * tree-vrp.c (extract_range_basic): For imag part, handle
10063 properly signed 1-bit precision result.
10064 * doc/extend.texi (__builtin_add_overflow): Document that last
10065 argument can't be pointer to enumerated or boolean type.
10066 (__builtin_add_overflow_p): Document that last argument can't
10067 have enumerated or boolean type.
10069 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10070 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10072 * config/rs6000/predicates.md (splat_input_operand): Rework.
10073 Don't allow constants, since the insns that use this predicate
10074 don't support constants. Constants are handled by other insns
10075 that are created via combine. During and after register
10076 allocation, only allow indexed or indirect addresses, and not
10077 general addresses. Only allow modes supported by the hardware.
10078 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10079 comment. Move check for using VSPLTIS<x> to a common location,
10080 instead of doing it in two different places.
10082 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10084 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10085 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10086 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10087 signature_CENTAUR_ebx.
10089 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10093 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10094 (as_ix86_gas_32_opt): This.
10095 (ld_ix86_tls_ldm_opt): Renamed to ...
10096 (ld_ix86_gld_32_opt): This.
10097 (R_386_TLS_LDM reloc): Updated.
10098 (R_386_GOT32X reloc): New assembler/linker check.
10099 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10100 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10102 * config.in: Regenerated.
10103 * configure: Likewise.
10104 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10105 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10106 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10107 if ix86_force_load_from_GOT_p returns true.
10108 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10109 ix86_force_load_from_GOT_p returns true.
10110 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10111 the external function address via the GOT slot.
10112 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10113 HAVE_AS_IX86_GOT32X before returning false.
10114 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10115 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10117 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10119 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10121 2016-06-23 Andi Kleen <ak@linux.intel.com>
10123 * Makefile.in: Regenerate.
10124 * doc/install.texi: Document autoprofiledbootstrap.
10126 2016-06-23 Andi Kleen <ak@linux.intel.com>
10128 * config/i386/gcc-auto-profile: New file.
10130 2016-06-23 Martin Liska <mliska@suse.cz>
10132 PR middle-end/71619
10133 * predict.c (predict_loops): Revert the hunk that was removed
10136 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10138 * config.gcc: Add support for arm*-*-phoenix* targets.
10139 * config/arm/t-phoenix: New.
10140 * config/phoenix.h: New.
10142 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10143 H.J. Lu <hongjiu.lu@intel.com>
10146 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10147 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10148 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10149 ix86_force_load_from_GOT_p returns true.
10150 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10151 ix86_force_load_from_GOT_p returns true.
10152 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10153 ix86_force_load_from_GOT_p returns true.
10154 (ix86_expand_move): Load the external function address via the
10155 GOT slot if ix86_force_load_from_GOT_p returns true.
10156 * config/i386/predicates.md (x86_64_immediate_operand): Return
10157 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10158 (x86_64_zext_immediate_operand): Ditto.
10160 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10162 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10164 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10167 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10168 * diagnostic.c (pedwarn_at_rich_loc): New function.
10169 * spellcheck.h (best_match::best_match): Add a
10170 "best_distance_so_far" optional parameter.
10171 (best_match::set_best_so_far): New method.
10172 (best_match::get_best_distance): New accessor.
10173 (best_match::get_best_candidate_length): New accessor.
10175 2016-06-22 Nick Clifton <nickc@redhat.com>
10177 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10178 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10179 modes are accepted as well.
10180 (ucompare_loc_descriptor): Likewise.
10181 (minmax_loc_descriptor): Likewise.
10182 (clz_loc_descriptor): Likewise.
10183 (popcount_loc_descriptor): Likewise.
10184 (bswap_loc_descriptor): Likewise.
10185 (rotate_loc_descriptor): Likewise.
10186 (mem_loc_descriptor): Likewise.
10187 (loc_descriptor): Likewise.
10189 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10191 * common.opt (fdiagnostics-parseable-fixits): New option.
10192 * diagnostic.c: Include "selftest.h".
10193 (print_escaped_string): New function.
10194 (print_parseable_fixits): New function.
10195 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10196 (selftest::assert_print_escaped_string): New function.
10197 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10198 (selftest::test_print_escaped_string): New function.
10199 (selftest::test_print_parseable_fixits_none): New function.
10200 (selftest::test_print_parseable_fixits_insert): New function.
10201 (selftest::test_print_parseable_fixits_remove): New function.
10202 (selftest::test_print_parseable_fixits_replace): New function.
10203 (selftest::diagnostic_c_tests): New function.
10204 * diagnostic.h (struct diagnostic_context): Add field
10205 "parseable_fixits_p".
10206 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10207 -fdiagnostics-parseable-fixits.
10208 (-fdiagnostics-parseable-fixits): New option.
10209 * opts.c (common_handle_option): Handle
10210 -fdiagnostics-parseable-fixits.
10211 * selftest-run-tests.c (selftest::run_tests): Call
10212 selftest::diagnostic_c_tests.
10213 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10215 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10217 PR tree-optimization/71488
10218 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10219 comparison of boolean vectors.
10220 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10221 of boolean vectors using bitwise operations.
10223 2016-06-22 Andreas Schwab <schwab@suse.de>
10225 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10226 Remove declaration.
10228 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10230 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10232 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10234 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10237 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10239 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10240 * config/arm/arm-cores.def (cortex-a73): New entry.
10241 (cortex-a73.cortex-a35): Likewise.
10242 (cortex-a73.cortex-a53): Likewise.
10243 * config/arm/arm-tables.opt: Regenerate.
10244 * config/arm/arm-tune.md: Likewise.
10245 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10246 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10247 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10248 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10249 * doc/invoke.texi (ARM Options): Document cortex-a73,
10250 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10252 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10254 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10255 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10256 (cortex-a73.cortex-a35): Likewise.
10257 (cortex-a73.cortex-a53): Likewise.
10258 * config/aarch64/aarch64-tune.md: Regenerate.
10259 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10260 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10263 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10265 * configure.ac (gcc_cv_as_compress_debug): Remove
10266 --compress-debug-sections as extra as switch.
10267 Handle gas --compress-debug-sections=type.
10268 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10269 Handle gld --compress-debug-sections=type.
10270 * configure: Regenerate.
10272 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10274 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10276 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10278 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10279 (do_rewrite): likewise.
10281 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10283 * common/config/mep/mep-common.c: Remove.
10284 * config.gcc: Remove mep-* support.
10285 * config/mep/constraints.md: Remove.
10286 * config/mep/default.h: Remove.
10287 * config/mep/intrinsics.h: Remove.
10288 * config/mep/intrinsics.md: Remove.
10289 * config/mep/ivc2-template.h: Remove.
10290 * config/mep/mep-c5.cpu: Remove.
10291 * config/mep/mep-core.cpu: Remove.
10292 * config/mep/mep-default.cpu: Remove.
10293 * config/mep/mep-ext-cop.cpu: Remove.
10294 * config/mep/mep-intrin.h: Remove.
10295 * config/mep/mep-ivc2.cpu: Remove.
10296 * config/mep/mep-pragma.c: Remove.
10297 * config/mep/mep-protos.h: Remove.
10298 * config/mep/mep.c: Remove.
10299 * config/mep/mep.cpu: Remove.
10300 * config/mep/mep.h: Remove.
10301 * config/mep/mep.md: Remove.
10302 * config/mep/mep.opt: Remove.
10303 * config/mep/predicates.md: Remove.
10304 * config/mep/t-mep: Remove.
10305 * doc/install.texi: Remove mep-* documentation.
10306 * doc/md.texi: Likewise.
10308 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10310 * config.gcc: Remove support for avr-rtems.
10311 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10312 * config/avr/rtems.h: Remove.
10313 * config/avr/t-rtems: Remove.
10315 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10317 * config.gcc: Remove m32r-rtems support.
10318 * config/m32r/rtems.h: Remove.
10320 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10322 * config.gcc: Remove h8300-rtems support.
10323 * config/h8300/rtems.h: Remove.
10324 * config/h8300/t-rtems: Remove.
10326 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10328 * config.gcc: Remove support for knetbsd.
10329 * configure.ac: Likewise.
10330 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
10331 * config/knetbsd-gnu.h: Remove.
10332 * configure: Regenerate.
10334 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10336 * config.gcc: Remove support for openbsd 2 and 3.
10337 * config/openbsd-oldgas.h: Remove.
10339 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10341 * config.gcc: Remove interix support.
10342 * config/i386/i386-interix.h: Remove.
10343 * config/i386/interix.opt: Remove.
10344 * config/i386/t-interix: Remove.
10345 * configure: Regenerate.
10346 * configure.ac: Remove interix support.
10347 * doc/install.texi: Remove interix documentation.
10349 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
10351 * config/rs6000/rs6000.h: Add conditional preprocessing directives
10352 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
10355 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10357 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
10358 they are both PLACEHOLDER_EXPRs.
10360 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10362 * stor-layout.c (layout_type): Move setting complex MODE to
10363 layout_type, instead of setting it ahead of time by the caller.
10364 * tree.c (build_complex_type): Likewise.
10366 2016-06-21 Martin Liska <mliska@suse.cz>
10368 * predict.c (force_edge_cold): Replace imposisble with
10371 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10373 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
10374 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
10376 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10378 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
10380 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
10381 Ilya Enkovich <ilya.enkovich@intel.com>
10384 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10385 New member function to convert V1TImode register to SUBREG
10386 TImode in debug insn.
10387 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
10388 after changing register mode to V1TImode.
10390 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
10392 * config/aarch64/aarch64-cores.def (vulcan): New core.
10393 * config/aarch64/aarch64-tune.md: Regenerate.
10394 * doc/invoke.texi: Document vulcan as an available option.
10396 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10398 * cse.c (canon_asm_operands): New function extracted from...
10399 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
10400 either standalone or member of a PARALLEL.
10402 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10405 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
10406 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
10407 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
10409 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10412 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
10413 constant addresses if can_create_pseudo_p.
10415 2016-06-21 Jakub Jelinek <jakub@redhat.com>
10417 PR tree-optimization/71588
10418 * tree-ssa-strlen.c (valid_builtin_call): New function.
10419 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
10422 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10424 PR middle-end/71581
10425 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
10426 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
10427 for conversion of scalar user var to complex type and use the
10428 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10431 PR rtl-optimization/71591
10432 * toplev.c (toplev::run_self_tests): If no_backend, complain and
10433 don't run any tests.
10435 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
10438 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
10439 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
10440 space for PIC with non-v32 and the common non-PIC "jump".
10442 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10445 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
10446 returned values and add UN*/LTGT/*ORDERED cases with values matching
10447 D operand modifier on vcmp for AVX.
10449 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10451 * config/aarch64/aarch64.opt
10452 (mpc-relative-literal-loads): Rename internal option name.
10453 * config/aarch64/aarch64.c
10454 (aarch64_nopcrelative_literal_loads): Rename to
10455 aarch64_pcrelative_literal_loads.
10456 (aarch64_expand_mov_immediate): Likewise.
10457 (aarch64_secondary_reload): Likewise.
10458 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10459 (aarch64_override_options_after_change_1): Rename and simplify logic.
10460 (aarch64_classify_symbol): Merge large model checks into switch,
10461 remove pc-relative load check.
10463 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10465 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10466 costs relative to the cost of a register move.
10468 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10470 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10471 (vcvt_n_f64_u64): Likewise.
10472 (vcvt_n_s64_f64): Likewise.
10473 (vcvt_n_u64_f64): Likewise.
10474 (vcvt_f64_s64): Likewise.
10475 (vrecpe_f64): Likewise.
10476 (vcvt_f64_u64): Likewise.
10477 (vrecps_f64): Likewise.
10479 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10481 * config/aarch64/aarch64.md
10482 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10484 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10486 * config/aarch64/aarch64-builtins.c
10487 (aarch64_types_binop_uss_qualifiers): Delete.
10488 (TYPES_BINOP_USS): Likewise.
10489 (aarch64_types_binop_sus_qualifiers): Likewise.
10490 (TYPES_BINOP_SUS): Likewise.
10491 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10492 (TYPES_FCVTIMM_SUS): Likewise.
10493 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10495 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10496 (fcvtzs): Use SHIFTIMM rather than BINOP.
10497 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10499 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10501 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10502 costs relative to the cost of a register move.
10504 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10506 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10507 Allow scalar/single vector modes to be tieable.
10509 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10511 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10513 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10515 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10517 * tree.h (TYPE_ALIGN): Likewise.
10519 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10522 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10524 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10526 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10527 literal" build warnings.
10528 (avr_print_operand_address): Dito.
10530 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10533 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10534 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10536 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10538 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10540 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10543 * reload1.c (reload): Pass 0 to finish_spills when called because
10544 update_eliminables_and_spill returns true and remove did_spill.
10545 (finish_spills): Adjust comment and document GLOBAL parameter.
10547 2016-06-17 DJ Delorie <dj@redhat.com>
10550 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10551 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10552 (umulqihi3_virt): Likewise.
10553 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10554 (umulqihi3_real): Likewise.
10556 2016-06-17 Martin Liska <mliska@suse.cz>
10558 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10560 2016-06-17 Martin Liska <mliska@suse.cz>
10562 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10564 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10566 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10568 (vaddq_f32): Likewise.
10569 (vmul_f32): Likewise.
10570 (vmulq_f32): Likewise.
10571 (vsub_f32): Likewise.
10572 (vsubq_f32): Likewise.
10574 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10576 PR tree-optimization/71347
10577 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10578 cost for all uses in group.
10580 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10582 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10583 insert gimple seq if it's not empty.
10585 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10587 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10589 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10590 rather than OFFSET.
10591 (comp_dr_with_seg_len_pair): Ditto.
10592 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10593 struct dr_with_seg_len_pair against DR_OFFSET.
10594 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10595 DR_OFFSET directly.
10597 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10599 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10601 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10603 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10604 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10605 (pa_output_millicode_call): Likewise.
10606 (pa_output_call): Likewise.
10607 (pa_output_indirect_call): Likewise.
10608 (pa_asm_output_mi_thunk): Likewise.
10610 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10612 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10614 2016-06-16 Martin Liska <mliska@suse.cz>
10616 * predict.c (combine_predictions_for_insn): When we find a first
10617 match predictor, we should consider just predictors with
10618 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10619 DS theory predictor.
10620 (combine_predictions_for_bb): Likewise.
10622 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10624 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10625 with base of reference to struct.
10627 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10629 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10631 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10634 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10635 progmem_swtable_section.
10636 (progmem_swtable_section): Remove.
10637 (avr_asm_function_rodata_section): Remove.
10638 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10639 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10641 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10643 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10644 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10645 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10646 signature_CENTAUR_ebx.
10647 * config/i386/i386.c (ix86_option_override_internal): Add
10648 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10649 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10650 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10652 2016-06-16 Martin Liska <mliska@suse.cz>
10654 * predict.def: Add fortran loop preheader predictor.
10655 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10656 fold IFN_BUILTIN_EXPECT with a known constant argument.
10658 2016-06-16 Martin Liska <mliska@suse.cz>
10660 * predict.def: Add 'Fortran' to display text of all
10661 PRED_FORTRAN_* predictors.
10663 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10666 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10667 [IA64_BUILTIN_NANSQ]: Ditto.
10668 (ia64_fold_builtin): New function.
10669 (TARGET_FOLD_BUILTIN): New define.
10670 (ia64_init_builtins) Declare const_string_type node.
10671 Add __builtin_nanq and __builtin_nansq builtin functions.
10672 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10674 2016-06-16 Nick Clifton <nickc@redhat.com>
10676 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10677 MSP430_HWMULT_ prefix to enum values.
10678 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10679 * config/msp430/msp430.c: Update use of enum values.
10680 * config/msp430/msp430.md: Likewise.
10681 * config/msp430/msp430.opt: Likewise.
10683 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10685 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10686 of comparsions in the last iteration.
10688 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10689 Joern Rennecke <joern.rennecke@embecosm.com>
10691 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10693 (arc_needs_pcl_p): Add GOTOFFPC.
10694 (arc_legitimate_pic_addr_p): Likewise.
10695 (arc_output_pic_addr_const): Likewise.
10696 (arc_legitimize_pic_address): Generate a pc-relative address using
10698 (arc_output_libcall): Use @pcl syntax.
10699 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10700 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10701 (*movsi_insn): Use @pcl syntax.
10702 (doloop_begin_i): Likewise.
10704 2016-06-16 Martin Liska <mliska@suse.cz>
10706 * predict.def: Define a new predictor.
10708 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10710 * config/arc/arc.opt (mtp-regno): Update text.
10712 2016-06-16 Renlin Li <renlin.li@arm.com>
10714 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10716 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10719 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10720 (setcc + and peephole2): Likewise.
10722 PR rtl-optimization/71532
10723 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10726 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10728 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10729 DImode constants with XXSPLTIB in vector registers.
10730 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10731 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10732 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10733 extraction of the element at the top of the register as a scalar
10735 (vsx_extract_<mode>_internal1): Likewise.
10736 (vsx_extract_<mode>_internal2): Likewise.
10737 * config/rs6000/constraints.md (wi constraint): Remove a comment
10738 about DImode not being allowed in Altivec registers.
10739 (wB constraint): New constraint for constants that can be
10740 generated in Altivec registers with VSPLTISW/VUPKHSW.
10741 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10743 (xxspltib_constant_nosplit): Likewise.
10744 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10745 support for -mupper-regs-di to enable DImode to go into Altivec
10747 (POWERPC_MASKS): Likewise.
10748 (power7 cpu): Likewise.
10749 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10750 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10751 for DImode being allowed in Altivec registers. Update wi/wj
10752 constraints. Set scalar_in_vmx_p flag.
10753 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10754 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10755 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10756 (rs6000_opt_masks): Add -mupper-regs-di.
10757 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10758 direct move to use wi and not wj.
10759 (lfiwzx): Likewise.
10760 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10762 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10763 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10764 any VSX register, instead of just Altivec registers, to allow
10765 either operand to be an Altivec register or both.
10766 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10767 (movdi_internal32): Add support for -mupper-regs-di. Add support
10768 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10769 the alternatives and attributes to be lined up to be easier to
10771 (movdi_internal64): Likewise.
10772 (64-bit DImode splitters): Change predicates to only split loading
10773 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10774 load constants in ISA 3.0 or ISA 2.07 respectively.
10775 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10776 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10777 mention -mcpu=power9 sets these options.
10778 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10781 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10784 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10785 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10786 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10787 by default to warn misspelled interrupt/ signal handler.
10788 * doc/invoke.texi (AVR Options): Document it. Update description
10789 for -nodevicelib option.
10791 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10793 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10794 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10795 (aarch64_<sur>shll2_n<mode>): Likewise.
10797 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10799 PR middle-end/71529
10800 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10801 DECL_CONTEXT for copied arguments.
10803 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10805 PR tree-optimization/71483
10806 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10809 2016-06-15 Martin Liska <mliska@suse.cz>
10811 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10812 instead of predict_edge w/o a probability.
10814 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10816 PR tree-optimization/71439
10817 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10820 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10822 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10823 register subregs in SET_SRC.
10825 2016-06-15 Richard Biener <rguenther@suse.de>
10827 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10828 store restrictions.
10830 2016-06-15 Richard Biener <rguenther@suse.de>
10832 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10833 not consider dependences between accesses that belong to the
10835 (vect_analyze_data_ref_dependences): Do not analyze read-read
10836 or self-dependences.
10838 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10840 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10842 (find_closest_identifier): Reimplement in terms of
10843 best_match<tree,tree>.
10844 * spellcheck-tree.h: New file.
10845 * spellcheck.c (struct edit_distance_traits<const char *>): New
10847 (find_closest_string): Reimplement in terms of
10848 best_match<const char *, const char *>.
10849 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10850 overload to spellcheck-tree.h.
10851 (find_closest_identifier): Likewise.
10852 (struct edit_distance_traits<T>): New template.
10853 (class best_match): New class.
10855 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10857 * selftest-run-tests.c (selftest::run_tests): Call
10858 selftest::spellcheck_tree_c_tests.
10859 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10860 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10861 (selftest::test_find_closest_identifier): New function.
10862 (selftest::spellcheck_tree_c_tests): New function.
10863 * spellcheck.c (selftest::test_find_closest_string): Verify that
10864 the order of the vec does not affect the results for this case.
10865 (selftest::test_data): New array.
10866 (selftest::test_metric_conditions): New function.
10867 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10868 Call selftest::test_metric_conditions.
10870 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10872 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10873 (BU_P9_MISC_1): Likewise.
10874 (BU_P9_64BIT_MISC_0): Likewise.
10875 (BU_P9_MISC_0): Likewise.
10877 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10879 * gcc-rich-location.c
10880 (gcc_rich_location::add_fixit_misspelled_id): New method.
10881 * gcc-rich-location.h
10882 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10884 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10886 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10887 FreeBSD 11 and above.
10889 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10891 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10893 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10895 * expmed.h: Close parenthesis in "at your option" in copyright
10897 * lower-subreg.h: Likewise.
10899 2016-06-14 Richard Biener <rguenther@suse.de>
10901 PR middle-end/71526
10902 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10905 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10907 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10909 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10910 mask+shift version.
10911 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10913 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10914 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10916 2016-06-14 Richard Biener <rguenther@suse.de>
10918 PR tree-optimization/71522
10919 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10920 copying into float copying.
10922 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10924 PR tree-optimization/71520
10925 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10926 (replace_block_by): Move user labels from bb1 to bb2.
10928 2016-06-14 Richard Biener <rguenther@suse.de>
10930 PR middle-end/71310
10932 * expr.h (get_bit_range): Declare.
10933 * expr.c (get_bit_range): Export.
10934 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10935 word_mode again to constrain the bitfield access.
10937 2016-06-14 Richard Biener <rguenther@suse.de>
10939 PR tree-optimization/71521
10940 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10941 division int_const_binop against zero divisor.
10943 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10945 * config/i386/i386.md (signbittf2): New expander.
10946 * config/i386/sse.md (ptesttf2): New insn pattern.
10948 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10951 * input.c (selftest::test_reading_source_line): Avoid reading from
10952 __FILE__ by creating a tempfile with known content and reading
10955 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10957 * pretty-print.c (assert_pp_format_colored): Skip the test if
10959 (test_pp_format): Remove comment about GCC_COLORS.
10961 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10963 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10964 * pretty-print.c (assert_pp_format_va): Add location param and use
10965 it with ASSERT_STREQ_AT.
10966 (assert_pp_format): Add location param and pass it to
10967 assert_pp_format_va.
10968 (assert_pp_format_colored): Likewise.
10969 (ASSERT_PP_FORMAT_1): New.
10970 (ASSERT_PP_FORMAT_2): New.
10971 (ASSERT_PP_FORMAT_3): New.
10972 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10973 explicitly, or implicitly via the above macros.
10974 * selftest.c (selftest::pass): Use a selftest::location rather
10975 than file and line.
10976 (selftest::fail): Likewise. Print the function name.
10977 (selftest::fail_formatted): Likewise.
10978 (selftest::assert_streq): Use a selftest::location rather than
10980 * selftest.h (selftest::location): New struct.
10981 (SELFTEST_LOCATION): New macro.
10982 (selftest::pass): Accept a const location & rather than file
10984 (selftest::fail): Likewise.
10985 (selftest::fail_formatted): Likewise.
10986 (selftest::assert_streq): Likewise.
10987 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10988 (ASSERT_FALSE): Likewise.
10989 (ASSERT_EQ): Likewise.
10990 (ASSERT_NE): Likewise.
10991 (ASSERT_STREQ): Likewise.
10992 (ASSERT_PRED1): Likewise.
10993 (ASSERT_STREQ_AT): New macro.
10995 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10997 * selftest.c (selftest::fail_formatted): New function.
10998 (selftest::assert_streq): New function.
10999 * selftest.h (selftests::fail_formatted): New decl.
11000 (selftest::assert_streq): New decl.
11001 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11003 2016-06-13 Jeff Law <law@redhat.com>
11005 PR tree-optimization/71403
11006 * tree-ssa-threadbackward.c
11007 (convert_and_register_jump_thread_path): No longer accept reference
11008 to path. Do not pop items off the path anymore.
11009 (fsm_find_control_statement_thread_paths): Do not allow threading
11010 to a deeper loop nest. Pop the last item off the path here rather
11011 than in convert_and_register_jump_thread_path.
11013 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11014 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11016 [AArch64] Emit division using the Newton series
11018 * config/aarch64/aarch64-protos.h
11019 (cpu_approx_modes): Add new member "division".
11020 (aarch64_emit_approx_div): Declare new function.
11021 * config/aarch64/aarch64.c
11022 (generic_approx_modes): New member "division".
11023 (exynosm1_approx_modes): Likewise.
11024 (xgene1_approx_modes): Likewise.
11025 (aarch64_emit_approx_div): Define new function.
11026 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11027 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11028 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11029 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11031 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11032 Wilco Dijkstra <wilco.dijkstra@arm.com>
11034 [AArch64] Emit square root using the Newton series
11036 * config/aarch64/aarch64-protos.h
11037 (aarch64_emit_approx_rsqrt): Replace with new function
11038 "aarch64_emit_approx_sqrt".
11039 (cpu_approx_modes): New member "sqrt".
11040 * config/aarch64/aarch64.c
11041 (generic_approx_modes): New member "sqrt".
11042 (exynosm1_approx_modes): Likewise.
11043 (xgene1_approx_modes): Likewise.
11044 (aarch64_emit_approx_rsqrt): Replace with new function
11045 "aarch64_emit_approx_sqrt".
11046 (aarch64_override_options_after_change_1): Handle new option.
11047 * config/aarch64/aarch64-simd.md
11048 (rsqrt<mode>2): Use new function instead.
11049 (sqrt<mode>2): New expansion and insn definitions.
11050 * config/aarch64/aarch64.md: Likewise.
11051 * config/aarch64/aarch64.opt
11052 (mlow-precision-sqrt): Add new option description.
11053 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11055 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11057 [AArch64] Add more choices for the reciprocal square root approximation
11059 Allow a target to prefer such operation depending on the operation mode.
11061 * config/aarch64/aarch64-protos.h
11062 (AARCH64_APPROX_MODE): New macro.
11063 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11064 (cpu_approx_modes): New structure.
11065 (tune_params): New member "approx_modes".
11066 * config/aarch64/aarch64-tuning-flags.def
11067 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11068 * config/aarch64/aarch64.c
11069 (generic_approx_modes): New core "cpu_approx_modes" structure.
11070 (exynosm1_approx_modes): Likewise.
11071 (xgene1_approx_modes): Likewise.
11072 (generic_tunings): New member "approx_modes".
11073 (cortexa35_tunings): Likewise.
11074 (cortexa53_tunings): Likewise.
11075 (cortexa57_tunings): Likewise.
11076 (cortexa72_tunings): Likewise.
11077 (exynosm1_tunings): Likewise.
11078 (thunderx_tunings): Likewise.
11079 (xgene1_tunings): Likewise.
11080 (use_rsqrt_p): New argument for the mode and use new member from
11082 (aarch64_builtin_reciprocal): Devise mode from builtin.
11083 (aarch64_optab_supported_p): New argument for the mode.
11084 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11086 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11088 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11089 RS6000_BTM_MODULO flag into the set of flags that are considered
11090 to be part of the common configuration.
11092 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11094 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11095 difference unsigned.
11096 (vec_absdb): New macro for vector absolute difference unsigned
11098 (vec_absdh): New macro for vector absolute difference unsigned
11100 (vec_absdw): New macro for vector absolute difference unsigned word.
11101 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11102 (vadu<mode>3): New insn.
11103 (*p9_vadu<mode>3): New insn.
11104 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11106 (vaduh): New built-in definition.
11107 (vaduw): New built-in definition.
11108 (vadu): New overloaded built-in definition.
11109 (vadub): New overloaded built-in definition.
11110 (vaduh): New overloaded built-in definition.
11111 (vaduw): New overloaded built-in definition.
11112 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11113 overloaded vector absolute difference unsigned functions.
11114 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11115 the ISA 3.0 vector absolute difference unsigned built-in functions.
11117 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11119 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11120 update shared_lookup_references only once after changing operands.
11122 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11124 PR middle-end/71373
11125 * tree-nested.c (convert_nonlocal_omp_clauses)
11126 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11128 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11129 * tree.def (CASE_LABEL_EXPR): Likewise.
11131 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11134 * input.c (test_builtins): Fix an assertion.
11136 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11138 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11139 (paritysi2): Ditto.
11141 (isinf<mode>2): Ditto.
11143 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11145 * ggc-tests.c (test_finalization): Only test need_finalization_p
11146 for GCC_VERSION >= 4003.
11148 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11150 * config/s390/vecintrin.h: Fix file description in comment.
11152 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11154 * config/s390/s390-builtin-types.def: Change builtin type naming
11155 scheme to match builtin-types.def.
11157 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11159 * fold-const.c (optimize_minmax_comparison): Remove.
11160 (fold_comparison): Remove call to the above.
11161 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11162 New transformations.
11164 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11166 PR tree-optimization/71416
11167 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11170 2016-06-13 Martin Liska <mliska@suse.cz>
11172 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11173 (combine_predictions_for_insn): Likewise.
11174 (prune_predictions_for_bb): Likewise.
11175 (combine_predictions_for_bb): Likewise.
11177 2016-06-13 Richard Biener <rguenther@suse.de>
11179 PR tree-optimization/71505
11180 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11181 assert match comment.
11183 2016-06-13 Marek Polacek <polacek@redhat.com>
11185 PR middle-end/71476
11186 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11187 gimplify_switch_expr.
11188 (warn_switch_unreachable_r): New function.
11190 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11193 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11196 2016-06-13 Richard Biener <rguenther@suse.de>
11198 PR middle-end/64516
11199 * fold-const.c (fold_unary_loc): Preserve alignment when
11200 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11202 2016-06-13 Martin Liska <mliska@suse.cz>
11205 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11206 w/ -fsanitize=bounds.
11208 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11210 * config/i386/i386.c (ix86_init_builtins): Calculate
11211 FLOAT128_FTYPE_CONST_STRING function type only once.
11212 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11213 built-in functions are available for x86-32 and x86-64 targets.
11215 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11218 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11219 New primitive type.
11220 (FLOAT128_FTYPE_CONST_STRING): New function type.
11221 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11222 [IX86_BUILTIN_NANSQ]: Ditto.
11223 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11224 (ix86_init_builtin_types): Declare const_string_type_node.
11225 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11227 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11228 * doc/extend.texi (x86 Built-in Functions): Document
11229 __builtin_nanq and __builtin_nansq.
11231 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11234 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11235 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11236 length for pop patterns.
11237 (arm_attr_length_push_multi): Update comments.
11238 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11240 (*pop_multiple_with_writeback_and_return): Likewise.
11241 (*pop_multiple_with_return): Likewise.
11243 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11245 PR middle-end/71310
11246 * fold-const.c (optimize_bit_field_compare): Don't try to use
11247 word_mode unconditionally for reading the bit field, look at
11248 DECL_BIT_FIELD_REPRESENTATIVE instead.
11250 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11252 PR middle-end/71478
11253 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11254 vector integer type.
11256 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11258 PR middle-end/71494
11259 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11260 without LABEL_DECL, set *handled_ops_p to false instead of true.
11262 2016-06-10 Martin Sebor <msebor@redhat.com>
11265 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11266 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11267 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11269 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11270 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11271 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11272 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11273 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11274 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11275 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11276 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11278 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11280 * config/arm/arm.h (pool_vector_label,
11281 return_used_this_function): Remove.
11283 2016-06-10 Jeff Law <law@redhat.com>
11285 PR tree-optimization/71335
11286 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11287 zero length paths here.
11288 (convert_and_register_jump_thread_path): Remove hacks related to
11289 duplicated blocks in the jump thread path.
11290 (fsm_find_control_statement_thread_paths): Avoid putting the same
11291 block on the thread path twice, but ensure the thread path is
11292 unchanged from the caller's point of view.
11294 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11296 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11297 * predict.def (PRED_LOOP_BRANCH): Remove.
11299 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11301 * Makefile.in (OBJS): Add ggc-tests.o.
11302 (GTFILES): Add ggc-tests.c.
11303 * ggc-tests.c: New file.
11304 * selftest-run-tests.c (selftest::run_tests): Call
11305 selftest::ggc_tests_c_tests.
11306 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11308 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11310 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11312 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11315 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11316 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11318 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11320 * profile.c: Include cfgloop.h.
11321 (branch_prob): Compute estimated number of iterations.
11322 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
11323 recompute estimate number of iterations from profile.
11325 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11327 PR inline-asm/68843
11328 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
11329 must be grouped on top of stack. Don't force early clobber
11330 on ordinary reg outputs.
11332 2016-06-10 Richard Biener <rguenther@suse.de>
11334 * targhooks.c (default_builtin_vectorization_cost): Adjust
11335 vec_construct cost.
11337 2016-06-10 Richard Biener <rguenther@suse.de>
11339 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
11340 to fold the RHS to a constant if possible.
11342 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
11344 PR middle-end/71373
11345 * tree-nested.c (convert_nonlocal_omp_clauses)
11346 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
11347 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
11348 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
11350 * gimplify.c (gimplify_adjust_omp_clauses): Discard
11352 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
11354 * omp-low.c (scan_sharing_clauses): Don't expect
11355 OMP_CLAUSE__CACHE_.
11357 2016-06-10 Alan Hayward <alan.hayward@arm.com>
11359 PR tree-optimization/71407
11360 PR tree-optimization/71416
11361 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
11362 BIT_FIELD_REF type.
11364 2016-06-10 Richard Biener <rguenther@suse.de>
11366 PR middle-end/71477
11367 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
11369 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
11371 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
11373 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
11374 Jiong Wang <jiong.wang@arm.com>
11376 PR rtl-optimization/70751
11377 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
11378 spilled into memory.
11380 2016-06-09 Jonathan Yong <10walls@gmail.com>
11383 2015-09-21 Jonathan Yong <10walls@gmail.com>
11385 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
11386 sysroot/usr/lib/32api for additional win32 libraries,
11387 fixes failing Cygwin bootstrapping.
11389 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11391 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
11394 2016-06-09 David Malcolm <dmalcolm@redhat.com>
11397 * pretty-print.c (pp_indent): Specify that %p is printed in a
11398 host-dependent manner.
11399 (test_pp_format): Remove the test for %p.
11401 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
11403 * config/mips/mips.c (mips_output_jump): Fix formatting.
11405 2016-06-09 Richard Biener <rguenther@suse.de>
11407 PR tree-optimization/71462
11408 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
11411 2016-06-09 Martin Liska <mliska@suse.cz>
11413 * predict.c (dump_prediction): Add new argument.
11414 (enum predictor_reason): New enum.
11415 (struct predictor_hash): New struct.
11416 (predictor_hash::hash): New function.
11417 (predictor_hash::equal): Likewise.
11418 (not_removed_prediction_p): New function.
11419 (prune_predictions_for_bb): Likewise.
11420 (combine_predictions_for_bb): Prune predictions.
11422 2016-06-09 Martin Liska <mliska@suse.cz>
11424 * predict.c (filter_predictions): New function.
11425 (remove_predictions_associated_with_edge): Use the filter
11427 (equal_edge_p): New function.
11429 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
11431 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
11432 Correct usage of @samp vs @option, add @samp where appropriate.
11433 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
11434 Add armv6s-m and document it, as it is no official ARM name.
11436 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11438 * ifcvt.c (struct noce_if_info): Add transform_name field.
11439 (noce_try_move): Set if_info->transform_name to the function name.
11440 (noce_try_ifelse_collapse): Likewise.
11441 (noce_try_store_flag): Likewise.
11442 (noce_try_inverse_constants): Likewise.
11443 (noce_try_store_flag_constants): Likewise.
11444 (noce_try_addcc): Likewise.
11445 (noce_try_store_flag_mask): Likewise.
11446 (noce_try_cmove): Likewise.
11447 (noce_try_cmove_arith): Likewise.
11448 (noce_try_minmax): Likewise.
11449 (noce_try_abs): Likewise.
11450 (noce_try_sign_mask): Likewise.
11451 (noce_try_bitop): Likewise.
11452 (noce_convert_multiple_sets): Likewise.
11453 (noce_process_if_block): Print if_info->transform_name to
11454 dump_file if transformation succeeded.
11456 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11458 * config/arm/cortex-a57.md (cortex_a57_alu):
11461 2016-06-08 Martin Sebor <msebor@redhat.com>
11462 Jakub Jelinek <jakub@redhat.com>
11466 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11467 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11468 * builtins.c: Include gimple-fold.h.
11469 (fold_builtin_arith_overflow): Handle
11470 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11471 (fold_builtin_3): Likewise.
11472 * doc/extend.texi (Integer Overflow Builtins): Document
11473 __builtin_{add,sub,mul}_overflow_p.
11475 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11477 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11478 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11480 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11482 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11483 Rewrite, looking one level down for records and arrays.
11485 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11487 * pretty-print.c: Include "selftest.h".
11488 (pp_format): Fix comment.
11489 (identifier_to_locale): Likewise.
11490 (selftest::test_basic_printing): New function.
11491 (selftest::assert_pp_format): New function.
11492 (selftest::test_pp_format): New function.
11493 (selftest::pretty_print_c_tests): New function.
11494 * selftest-run-tests.c (selftest::run_tests): Call
11495 selftest::pretty_print_c_tests.
11496 * selftest.h (pretty_print_c_tests): New declaration.
11498 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11500 * invoke.texi (max-loop-headers-insns): Document.
11501 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11502 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11503 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11505 2016-06-08 Richard Biener <rguenther@suse.de>
11507 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11508 on strided SLP loads and fall back to scalar loads in case
11509 we can't chunk them.
11511 2016-06-08 Richard Biener <rguenther@suse.de>
11513 PR tree-optimization/71452
11514 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11515 type used for the SSA rewrite has enough precision to cover
11516 the dynamic type of the location.
11518 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11519 Richard Biener <rguenther@suse.de>
11522 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11523 the same as DECL_P (base0) for indirect_base0. Use equality_code
11524 in one further place.
11526 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11528 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11529 to one word if the field is known to overlap other words.
11530 (extract_bit_field_1): Likewise.
11531 (store_split_bit_field): Remove compensating code.
11532 (extract_split_bit_field): Likewise.
11534 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11538 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11540 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11542 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11544 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11545 (arch64_addpv4sf): Delete.
11546 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11547 "gen_aarch64_addpv4sf".
11548 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11550 (vpadds_f32): Likewise.
11551 (vpaddq_f32): Likewise.
11552 (vpaddq_f64): Likewise.
11554 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11556 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11558 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11559 to VALLF. Rename to "fabd<mode>3".
11560 "*fabd_scalar<mode>3): Delete.
11561 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11563 (vabdd_f64): Likewise.
11564 (vabd_f32): Likewise.
11565 (vabd_f64): Likewise.
11566 (vabdq_f32): Likewise.
11567 (vabdq_f64): Likewise.
11569 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11571 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11573 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11574 "aarch64_rsqrts<mode>".
11575 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11576 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11578 (vrsqrtsd_f64): Likewise.
11579 (vrsqrts_f32): Likewise.
11580 (vrsqrts_f64): Likewise.
11581 (vrsqrtsq_f32): Likewise.
11582 (vrsqrtsq_f64): Likewise.
11584 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11586 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11588 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11589 "aarch64_rsqrte<mode>".
11590 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11591 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11593 (vrsqrted_f64): Likewise.
11594 (vrsqrte_f32): Likewise.
11595 (vrsqrte_f64): Likewise.
11596 (vrsqrteq_f32): Likewise.
11597 (vrsqrteq_f64): Likewise.
11599 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11601 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11603 (fcvtzs): Likewise.
11604 (fcvtzu): Likewise.
11605 * config/aarch64/aarch64-simd.md
11606 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11607 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11608 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11610 (vcvt_n_f32_u32): Likewise.
11611 (vcvt_n_s32_f32): Likewise.
11612 (vcvt_n_u32_f32): Likewise.
11613 (vcvtq_n_f32_s32): Likewise.
11614 (vcvtq_n_f32_u32): Likewise.
11615 (vcvtq_n_f64_s64): Likewise.
11616 (vcvtq_n_f64_u64): Likewise.
11617 (vcvtq_n_s32_f32): Likewise.
11618 (vcvtq_n_s64_f64): Likewise.
11619 (vcvtq_n_u32_f32): Likewise.
11620 (vcvtq_n_u64_f64): Likewise.
11621 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11622 (VSDQ_SDI): Likewise.
11623 (fcvt_target): Support V4DI, V4SI and V2SI.
11624 (FCVT_TARGET): Likewise.
11626 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11628 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11629 (TYPES_BINOP_SUS): Likewise.
11630 (aarch64_simd_builtin_data): Update include file name.
11631 (aarch64_builtins): Likewise.
11632 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11633 for conversion between scalar float-point and fixed-point.
11635 (fcvtzs): Likewise.
11636 (fcvtzu): Likewise.
11637 * config/aarch64/aarch64.md
11638 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11639 pattern for conversion between scalar float to fixed-pointer.
11640 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11641 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11642 (UNSPEC_FCVTZU): Likewise.
11643 (UNSPEC_SCVTF): Likewise.
11644 (UNSPEC_UCVTF): Likewise.
11645 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11647 (vcvtd_n_f64_u64): Likewise.
11648 (vcvtd_n_s64_f64): Likewise.
11649 (vcvtd_n_u64_f64): Likewise.
11650 (vcvtd_n_f32_s32): Likewise.
11651 (vcvts_n_f32_u32): Likewise.
11652 (vcvtd_n_s32_f32): Likewise.
11653 (vcvts_n_u32_f32): Likewise.
11654 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11656 (FCVT_TARGET): Likewise.
11657 (FCVT_FIXED2F): New iterator.
11658 (FCVT_F2FIXED): Likewise.
11659 (fcvt_fixed_insn): New define_int_attr.
11661 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11663 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11664 some statements was removed.
11666 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11668 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11669 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11670 (vect_can_advance_ivs_p): likewise.
11671 (vect_update_ivs_after_vectorizer): likewise.
11672 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11673 (vect_analyze_scalar_cycles_1): likewise.
11674 (vect_analyze_loop_operations): likewise.
11675 (report_vect_op): likewise.
11676 (vect_is_slp_reduction): likewise.
11677 (vect_is_simple_reduction): likewise.
11678 (get_initial_def_for_induction): likewise.
11679 (vect_transform_loop): likewise.
11680 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11681 (vect_recog_sad_pattern): likewise.
11682 (vect_recog_widen_sum_pattern): likewise.
11683 (vect_recog_widening_pattern): likewise.
11684 (vect_recog_divmod_pattern): likewise.
11685 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11686 (vect_analyze_slp_instance): likewise.
11687 (vect_transform_slp_perm_load): likewise.
11688 (vect_schedule_slp_instance): likewise.
11690 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11692 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11693 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11694 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11695 (PRED_LOOP_BRANCH): Document predictor as broken.
11696 (PRED_LOOP_EXIT): Change hitrate 91->92.
11697 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11698 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11699 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11700 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11701 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11702 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11703 (PRED_CALL): Chane hitrate 71->67.
11704 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11705 (PRED_GOTO): Document as unused right now.
11706 (PRED_CONST_RETURN): Change hitrate 67->69
11707 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11708 (PRED_NULL_RETURN): Change hitrate 91->90.
11709 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11710 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11711 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11713 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11715 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11716 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11717 special case Altivec builtin.
11718 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11719 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11720 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11721 code for ALTIVEC_BUILTIN_VEC_MUL.
11722 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11723 for __builtin_vec_mul.
11725 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11727 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11730 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11732 * spellcheck.c (selftest::test_find_closest_string): New function.
11733 (spellcheck_c_tests): Call the above.
11735 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11737 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11739 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11741 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11742 Yv=Yv,C alternatives.
11744 2016-06-07 Richard Biener <rguenther@suse.de>
11747 * common.opt (ffast-math): Make Optimization.
11749 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11750 Prachi Godbole <prachi.godbole@imgtec.com>
11752 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11753 `fabs' and `fneg' type attributes.
11754 (p5600_fpu_fabs): Add `fmove' to the comment.
11756 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11758 * gimple.c: Include builtins.h
11759 (gimple_inexpensive_call_p): New function.
11760 * gimple.h (gimple_inexpensive_call_p): Declare.
11761 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11762 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11765 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11767 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11768 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11769 warning_at_rich_loc, warning_n, pedwarn, permerror,
11770 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11771 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11774 2016-06-07 Richard Biener <rguenther@suse.de>
11776 PR tree-optimization/71428
11777 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11778 BIT_FIELD_REF op vs. load.
11780 2016-06-07 Richard Biener <rguenther@suse.de>
11782 PR middle-end/71423
11783 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11786 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11788 * config/pa/pa.md (call): Generate indirect long calls to non-local
11789 functions on TARGET_64BIT.
11790 (call_value): Likewise.
11792 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11794 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11795 pattern and subsequent splitters.
11796 (call_val_reg_64bit_post_reload): Likewise.
11798 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11800 PR middle-end/71408
11801 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11802 propagate_op_to_single_use.
11804 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11806 PR middle-end/71281
11807 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11809 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11811 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11812 (enum x86_dirflag_state): New enum.
11813 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11814 (machine_function): Remove needs_cld.
11815 (ix86_current_function_needs_cld): Remove.
11816 * config/i386/i386.c (ix86_set_func_type): Set
11817 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11818 (ix86_expand_prologue): Do not emit CLD here.
11819 (ix86_dirflag_mode_needed): New function.
11820 (ix86_dirflag_mode_entry): Ditto.
11821 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11822 (ix86_mode_after): Ditto.
11823 (ix86_mode_entry): Ditto.
11824 (ix86_mode_exit): Ditto.
11825 (ix86_emit_mode_set): Ditto.
11826 * config/i386/i386.md (strmov_singleop): Set
11827 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11828 Do not set ix86_current_function_needs_cld.
11830 (strset_singleop): Ditto.
11832 (cmpstrnqi_nz_1): Ditto.
11833 (cmpstrnqi_1): Ditto.
11834 (strlenqi_1): Ditto.
11836 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11838 PR tree-optimization/71259
11839 * tree-vect-slp.c (vect_get_constant_vectors): For
11840 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11841 one for constant op, and use COND_EXPR for non-constant.
11843 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11845 * Makefile.in (OBJS): Add function-tests.o,
11846 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11847 selftest-run-tests.o.
11848 (OBJS-libcommon): Add selftest.o.
11849 (OBJS-libcommon-target): Add selftest.o.
11850 (all.internal): Add "selftest".
11851 (all.cross): Likewise.
11852 (selftest): New phony target.
11853 (s-selftest): New target.
11854 (selftest-gdb): New phony target.
11855 (COLLECT2_OBJS): Add selftest.o.
11856 * bitmap.c: Include "selftest.h".
11857 (selftest::test_gc_alloc): New function.
11858 (selftest::test_set_range): New function.
11859 (selftest::test_clear_bit_in_middle): New function.
11860 (selftest::test_copying): New function.
11861 (selftest::test_bitmap_single_bit_set_p): New function.
11862 (selftest::bitmap_c_tests): New function.
11863 * common.opt (fself-test): New.
11864 * diagnostic-show-locus.c: Include "selftest.h".
11865 (make_range): New function.
11866 (test_range_contains_point_for_single_point): New function.
11867 (test_range_contains_point_for_single_line): New function.
11868 (test_range_contains_point_for_multiple_lines): New function.
11869 (assert_eq): New function.
11870 (test_get_line_width_without_trailing_whitespace): New function.
11871 (selftest::diagnostic_show_locus_c_tests): New function.
11872 * et-forest.c: Include "selftest.h".
11873 (selftest::test_single_node): New function.
11874 (selftest::test_simple_tree): New function.
11875 (selftest::test_disconnected_nodes): New function.
11876 (selftest::et_forest_c_tests): New function.
11877 * fold-const.c: Include "selftest.h".
11878 (selftest::assert_binop_folds_to_const): New function.
11879 (selftest::assert_binop_folds_to_nonlvalue): New function.
11880 (selftest::test_arithmetic_folding): New function.
11881 (selftest::fold_const_c_tests): New function.
11882 * function-tests.c: New file.
11883 * gimple.c: Include "selftest.h".
11884 Include "gimple-pretty-print.h".
11885 (selftest::verify_gimple_pp): New function.
11886 (selftest::test_assign_single): New function.
11887 (selftest::test_assign_binop): New function.
11888 (selftest::test_nop_stmt): New function.
11889 (selftest::test_return_stmt): New function.
11890 (selftest::test_return_without_value): New function.
11891 (selftest::gimple_c_tests): New function.
11892 * hash-map-tests.c: New file.
11893 * hash-set-tests.c: New file.
11894 * input.c: Include "selftest.h".
11895 (selftest::assert_loceq): New function.
11896 (selftest::test_accessing_ordinary_linemaps): New function.
11897 (selftest::test_unknown_location): New function.
11898 (selftest::test_builtins): New function.
11899 (selftest::test_reading_source_line): New function.
11900 (selftest::input_c_tests): New function.
11901 * rtl-tests.c: New file.
11902 * selftest-run-tests.c: New file.
11903 * selftest.c: New file.
11904 * selftest.h: New file.
11905 * spellcheck.c: Include "selftest.h".
11906 (selftest::levenshtein_distance_unit_test_oneway): New function,
11907 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11908 (selftest::levenshtein_distance_unit_test): Likewise.
11909 (selftest::spellcheck_c_tests): Likewise.
11910 * toplev.c: Include selftest.h.
11911 (toplev::run_self_tests): New.
11912 (toplev::main): Handle -fself-test.
11913 * toplev.h (toplev::run_self_tests): New.
11914 * tree.c: Include "selftest.h".
11915 (selftest::test_integer_constants): New function.
11916 (selftest::test_identifiers): New function.
11917 (selftest::test_labels): New function.
11918 (selftest::tree_c_tests): New function.
11919 * tree-cfg.c: Include "selftest.h".
11920 (selftest::push_fndecl): New function.
11921 (selftest::test_linear_chain): New function.
11922 (selftest::test_diamond): New function.
11923 (selftest::test_fully_connected): New function.
11924 (selftest::tree_cfg_c_tests): New function.
11925 * vec.c: Include "selftest.h".
11926 (selftest::safe_push_range): New function.
11927 (selftest::test_quick_push): New function.
11928 (selftest::test_safe_push): New function.
11929 (selftest::test_truncate): New function.
11930 (selftest::test_safe_grow_cleared): New function.
11931 (selftest::test_pop): New function.
11932 (selftest::test_safe_insert): New function.
11933 (selftest::test_ordered_remove): New function.
11934 (selftest::test_unordered_remove): New function.
11935 (selftest::test_block_remove): New function.
11936 (selftest::reverse_cmp): New function.
11937 (selftest::test_qsort): New function.
11938 (selftest::vec_c_tests): New function.c.
11939 * wide-int.cc: Include selftest.h and wide-int-print.h.
11940 (selftest::from_int <wide_int>): New function.
11941 (selftest::from_int <offset_int>): New function.
11942 (selftest::from_int <widest_int>): New function.
11943 (selftest::assert_deceq): New function.
11944 (selftest::assert_hexeq): New function.
11945 (selftest::test_printing <VALUE_TYPE>): New function template.
11946 (selftest::test_ops <VALUE_TYPE>): New function template.
11947 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11948 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11950 (selftest::wide_int_cc_tests): New function.
11952 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11954 PR middle-end/37780
11955 * ifcvt.c (noce_try_ifelse_collapse): New function.
11957 (noce_process_if_block): Call noce_try_ifelse_collapse.
11958 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11959 (simplify_ternary_operation): Use the above to simplify
11960 conditional CLZ/CTZ expressions.
11962 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11964 PR middle-end/37780
11965 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11966 define_insn_and_split.
11968 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11970 PR middle-end/37780
11971 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11973 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11976 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11977 Implicitly clobber memory for basic asm with non-empty assembler
11978 string. Use targetm.md_asm_adjust also here.
11979 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11980 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11981 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11982 non-empty assembler string.
11983 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11984 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11985 (decode_asm_operands): Handle basic asm in PARALLEL block.
11986 (extract_insn): Handle basic asm in PARALLEL block.
11987 * doc/extend.texi: Mention new behavior of basic asm.
11988 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11989 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11990 branch_needs_nop_p): Use asm_noperands.
11992 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11994 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11995 Include the M7 SPARC DFA scheduler.
11996 New attribute v3pipe.
11997 Annotate insns with v3pipe where appropriate.
11998 Define cpu_feature vis4.
11999 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12000 Add (V8QI "8") to vbits.
12001 Add insns {add,sub}v8qi3
12002 Add insns ss{add,sub}v8qi3
12003 Add insns us{add,sub}{v8qi,v4hi}3
12004 Add insns {min,max}{v8qi,v4hi,v2si}3
12005 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12006 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12007 * config/sparc/niagara4.md: Add a comment explaining the
12008 discrepancy between the documented latenty numbers and the
12010 * config/sparc/niagara7.md: New file.
12011 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12012 supports SPARC5 and VIS 4.0 instructions.
12013 * configure: Regenerate.
12014 * config.in: Likewise.
12015 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12016 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12017 TARGET_CPU_niagara7.
12018 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12019 (CPP_CPU_SPEC): Handle niagara7.
12020 (ASM_CPU_SPEC): Likewise.
12021 * config/sparc/sparc-opts.h (processor_type): Add
12022 PROCESSOR_NIAGARA7.
12023 (mvis4): New option.
12024 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12025 (AS_NIAGARA7_FLAG): Define.
12026 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12027 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12028 (CPP_CPU_SPEC): Handle niagara7.
12029 (ASM_CPU_SPEC): Likewise.
12030 * config/sparc/sparc.c (niagara7_costs): Define.
12031 (sparc_option_override): Handle niagara7 and adjust cache-related
12032 parameters with better values for niagara cpus. Also support VIS4.
12033 (sparc32_initialize_trampoline): Likewise.
12034 (sparc_use_sched_lookahead): Likewise.
12035 (sparc_issue_rate): Likewise.
12036 (sparc_register_move_cost): Likewise.
12037 (dump_target_flag_bits): Support VIS4.
12038 (sparc_vis_init_builtins): Likewise.
12039 (sparc_builtins): Likewise.
12040 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12042 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12044 * config/sparc/sparc.opt (sparc_processor_type): New value
12046 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12048 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12050 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12053 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12055 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12057 2016-06-06 Richard Biener <rguenther@suse.de>
12059 PR tree-optimization/71398
12060 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12063 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12065 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12066 ft32_expand_prolog, ft32_expand_epilogue):
12067 Handle pretend_args.
12068 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12069 * config/ft32/ft32.md: Add pretend_returner.
12071 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12074 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12075 Copy op1 RTX to avoid invalid sharing.
12076 (ix86_expand_vector_move_misalign): Ditto.
12078 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12080 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12083 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12085 * predict.c (predicted_by_loop_heuristics_p): New function.
12086 (predict_iv_comparison): Use it.
12087 (predict_loops): Walk from innermost loops; do not predict edges
12088 leaving multiple loops multiple times; implement
12089 PRED_LOOP_ITERATIONS_MAX heuristics.
12090 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12092 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12094 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12095 only edges out of BB are EH edges.
12097 2016-06-04 Martin Sebor <msebor@redhat.com>
12098 Marcin Baczyński <marbacz@gmail.com>
12101 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12102 a void expression in a void function.
12104 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12106 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12107 aux; dump reasons of decisions.
12108 (should_duplicate_loop_header_p): Likewise.
12109 (do_while_loop_p): Likewise.
12110 (ch_base::copy_headers): Dump asi num insns duplicated.
12112 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12114 PR tree-optimization/71405
12115 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12116 incompatible type, build a new clobber with the right type instead
12117 of building a VIEW_CONVERT_EXPR around it.
12119 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12121 PR tree-optimization/52171
12122 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12123 by_pieces_ninsns instead of move_by_pieces_ninsns.
12125 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12127 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12128 for reg+reg addressing mode.
12130 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12132 * rs6000-c.c (c/c-tree.h): Add #include.
12133 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12134 in C++ when found in the base position of vec_ld or vec_st.
12136 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12138 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12139 use of profile unless profile status is PROFILE_READ.
12140 * profile.c (compute_branch_probabilities): Set profile status
12141 only after reporting predictor hitrates.
12143 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12147 * common.opt (ffp-int-builtin-inexact): New option.
12148 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12149 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12150 (ceil@var{m}2): Document dependence on this option.
12151 * ipa-inline-transform.c (inline_call): Handle
12152 flag_fp_int_builtin_inexact.
12153 * ipa-inline.c (can_inline_edge_p): Likewise.
12154 * config/i386/i386.md (rintxf2): Do not test
12155 flag_unsafe_math_optimizations.
12156 (rint<mode>2_frndint): New define_insn.
12157 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12158 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12159 for 387 instead of extending and truncating.
12160 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12161 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12162 Change to frndint<mode>2_<rounding>.
12163 (frndintxf2_<rounding>_i387): Likewise. Change to
12164 frndint<mode>2_<rounding>_i387.
12165 (<rounding_insn>xf2): Likewise.
12166 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12167 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12168 x87. Test TARGET_ROUND || !flag_trapping_math ||
12169 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12170 SSE. Use ROUND_NO_EXC in constant operand of
12171 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12172 for 387 instead of extending and truncating.
12174 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12175 Julia Koval <julia.koval@intel.com>
12187 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12188 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12189 all registers, except for function return registers if there are
12190 no caller-saved registers.
12191 (ix86_set_func_type): New function.
12192 (ix86_set_current_function): Call ix86_set_func_type to set
12193 no_caller_saved_registers and func_type. Call reinit_regs if
12194 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12195 nor x87 instructions in interrupt handler nor function with
12196 no_caller_saved_registers attribute.
12197 (ix86_function_ok_for_sibcall): Return false if there are no
12198 caller-saved registers.
12199 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12201 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12202 (ix86_function_arg): Return special arguments in interrupt handler.
12203 (ix86_promote_function_mode): Promote pointer to word_mode only
12204 for normal functions.
12205 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12207 (ix86_epilogue_uses): New function.
12208 (ix86_hard_regno_scratch_ok): Likewise.
12209 (ix86_save_reg): Preserve all registers in interrupt handler
12210 after reload. Preserve all registers, except for function return
12211 registers, if there are no caller-saved registers after reload.
12212 (find_drap_reg): Always use callee-saved register if there are
12213 no caller-saved registers.
12214 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12215 for interrupt handler.
12216 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12217 Emit cld instruction if stringops are used in interrupt handler
12218 or interrupt handler isn't a leaf function.
12219 (ix86_expand_epilogue): Generate interrupt return for interrupt
12220 handler and pop the 'ERROR_CODE' off the stack before interrupt
12221 return in exception handler.
12222 (ix86_expand_call): Disallow calling interrupt handler directly.
12223 If there are no caller-saved registers, mark all registers that
12224 are clobbered by the call which returns as clobbered.
12225 (ix86_handle_no_caller_saved_registers_attribute): New function.
12226 (ix86_handle_interrupt_attribute): Likewise.
12227 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12229 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12230 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12231 accumulation in interrupt function if stack may be realigned to
12233 (EPILOGUE_USES): New.
12234 (function_type): New enum.
12235 (machine_function): Add func_type and no_caller_saved_registers.
12236 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12237 (interrupt_return): New pattern.
12238 * doc/extend.texi: Document x86 interrupt and
12239 no_caller_saved_registers attributes.
12241 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12243 PR tree-optimization/52171
12244 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12245 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12246 Look for constant strings. Move some code to emit_block_cmp_hints
12248 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12249 * defaults.h (COMPARE_MAX_PIECES): New macro.
12250 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12251 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12252 (clear_by_pieces_1): Don't declare. Move definition before use.
12253 (can_do_by_pieces): New static function.
12254 (can_move_by_pieces): Use it. Return bool.
12255 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12256 OP. All callers changed. Handle COMPARE_BY_PIECES.
12257 (class pieces_addr); New.
12258 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12259 pieces_addr::adjust, pieces_addr::increment_address,
12260 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12262 (class op_by_pieces_d): New.
12263 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12265 (class move_by_pieces_d, class compare_by_pieces_d,
12266 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12267 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12268 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12269 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12270 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12271 compare_by_pieces_d::finish_mode): New member functions.
12272 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12274 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12275 (emit_block_cmp_hints): New function.
12276 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12277 use the newly defined classes.
12278 * expr.h (by_pieces_constfn): New typedef.
12279 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12280 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12281 (move_by_pieces_ninsns): Don't declare.
12282 (can_move_by_pieces): Change return value to bool.
12283 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12284 (compare_by_pieces_branch_ratio): New hook.
12285 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12286 (by_pieces_ninsns): Declare.
12287 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12289 (default_compare_by_pieces_branch_ratio): New function.
12290 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12291 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12292 * doc/tm.texi: Regenerate.
12293 * tree-ssa-strlen.c: Include "builtins.h".
12294 (handle_builtin_memcmp): New static function.
12295 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12296 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12298 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12300 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12301 relevant stmts which are simple and invariant.
12302 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12303 instead of simple and invariant
12305 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12307 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12308 (vectorizable_reduction): Check for new relevant state.
12309 (vectorizable_live_operation): vectorize live stmts using
12310 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12311 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12312 (vect_stmt_relevant_p): Check for stmts which are only used live.
12313 (process_use): Use of a stmt does not inherit it's live value.
12314 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12315 (vect_analyze_stmt): Check for new relevant state.
12316 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12317 outside the loop, but not inside it.
12319 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12321 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
12322 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
12323 (vect_get_vec_def_for_operand): Split out code.
12325 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
12327 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
12329 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12331 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
12333 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12335 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
12337 2016-06-03 Jakub Jelinek <jakub@redhat.com>
12339 PR middle-end/71387
12340 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
12341 to noreturn e->callee->decl that has void return type and void
12342 arguments, adjust gimple_call_fntype and remove lhs even if it had
12343 previously addressable type.
12345 2016-06-02 Jeff Law <law@redhat.com>
12347 PR tree-optimization/71328
12348 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
12349 error when checking for a jump back onto the copied path.
12351 2016-06-02 David Malcolm <dmalcolm@redhat.com>
12353 * config/microblaze/microblaze.c (get_branch_target): Add return
12354 NULL_RTX for the non-CALL_P case.
12355 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
12356 (insert_wic): Remove unused local "j".
12358 2016-06-02 Martin Liska <mliska@suse.cz>
12360 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
12362 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
12363 Julia Koval <julia.koval@intel.com>
12365 * function.c (assign_parm_setup_stack): Force source into a
12366 register if needed.
12367 * target.def (function_incoming_arg): Update documentation to
12368 allow arbitrary address computation based on hard register.
12369 * doc/tm.texi: Regenerated.
12371 2016-06-02 Martin Liska <mliska@suse.cz>
12373 * predict.c (combine_predictions_for_bb): Fix first match in
12374 cases where a first predictor contains more than one occurence
12375 in list of predictors. Take the best value in such case.
12377 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12379 PR rtl-optimization/71295
12380 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
12381 offset would go over the size of the inner mode reject it.
12383 2016-06-02 Jakub Jelinek <jakub@redhat.com>
12385 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
12386 x=x,x and v=v,m instead of x=x,m.
12388 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
12389 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
12390 alternative to v=rm,C.
12392 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
12393 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
12394 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
12395 instead of vex for the last two above mentioned alternatives.
12397 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12400 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
12402 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
12404 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
12406 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12408 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
12409 from int to unsigned.
12411 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12413 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
12414 alternatives, eliminating preferred register class. Add support
12415 for the MTVSRDD instruction in ISA 3.0.
12416 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12417 reg_or_indexed_operand.
12418 (vsx_splat_v4sf_internal): Likewise.
12420 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12423 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
12424 for loading up all 0's or all 1's.
12426 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
12428 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
12430 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
12432 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
12434 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
12435 * gcc.c (set_source_date_epoch_envvar): New function, sets
12436 the SOURCE_DATE_EPOCH environment variable to the current time.
12438 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12440 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
12441 the factor for live Phi nodes.
12443 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12445 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
12446 * tree-parloops.c (parallelize_loops): likewise.
12447 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
12448 tree_unswitch_outer_loop): likewise.
12450 2016-06-01 Jakub Jelinek <jakub@redhat.com>
12452 PR middle-end/71371
12453 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
12454 around creation of the temporary.
12456 2016-06-01 Richard Biener <rguenther@suse.de>
12458 PR tree-optimization/71366
12459 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12460 (unloop_loops): Move removing edges here ...
12461 (try_unroll_loop_completely): ... from here.
12462 (try_peel_loop): ... and here.
12463 (tree_unroll_loops_completely_1): Track parent loops via
12464 bitmap of header BBs.
12465 (tree_unroll_loops_completely): Adjust for that.
12467 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12469 * config/rs6000/altivec.h (vec_slv): New macro.
12470 (vec_srv): New macro.
12471 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12472 (UNSPEC_VSRV): New value.
12475 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12476 (vsrv): New builtin definition.
12477 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12478 define argument types for new builtin.
12479 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12481 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12484 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12485 Jocelyn Mayer <l_indien@magic.fr>
12488 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12489 detect processor family for signature_CENTAUR_ebx.
12490 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12491 signature_CENTAUR_ebx.
12492 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12493 <default>: Pass x86-64 for has_longmode.
12495 2016-06-01 Nathan Sidwell <nathan@acm.org>
12497 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12500 2016-06-01 Richard Biener <rguenther@suse.de>
12502 PR tree-optimization/71261
12503 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12504 of stmts successfully put in the bool pattern. Remove
12505 single-use restriction.
12506 (adjust_bool_pattern_cast): Add cast at the use site via the
12507 pattern def sequence.
12508 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12509 of patterned defs. Use the pattern def seqence instead of
12510 multiple independent patterns.
12511 (sort_after_uid): New qsort compare function.
12512 (adjust_bool_stmts): New function to process stmts in the bool
12513 pattern in IL order.
12514 (vect_recog_bool_pattern): Adjust.
12515 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12516 (ifcvt_walk_pattern_tree): Likewise.
12517 (stmt_is_root_of_bool_pattern): Likewise.
12518 (ifcvt_repair_bool_pattern): Likewise.
12519 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12521 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12523 * loop-unroll.c (decide_unroll_constant_iterations,
12524 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12525 likely upper bounds.
12526 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12528 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12530 * tree-core.h (enum omp_clause_code): Remove
12531 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12533 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12535 * config/arm/sync.md (arm_store_exclusive<mode>):
12536 Use 'H' output modifier on operands[2] rather than creating a new
12537 entry in out-of-bounds memory of the operands array.
12538 (arm_store_release_exclusivedi): Likewise.
12540 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12542 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12543 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12544 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12545 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12547 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12549 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12550 into account live statements for mask producers.
12552 2016-06-01 Richard Biener <rguenther@suse.de>
12554 PR tree-optimization/71311
12555 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12556 restrict to non-INTEGER_CST @0.
12558 2016-06-01 Richard Biener <rguenther@suse.de>
12560 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12561 (relational patterns): Use :c to avoid pattern duplications.
12563 2016-06-01 Richard Biener <rguenther@suse.de>
12565 * genmatch.c (comparison_code_p): New predicate.
12566 (swap_tree_comparison): New function.
12567 (commutate): Add for_vec parameter to append new for entries.
12568 Support commutating relational operators by swapping it alongside
12570 (lower_commutative): Adjust.
12571 (dt_simplify::gen): Do not pass artificial operators to gen
12573 (decision_tree::gen): Do not add artificial operators as parameters.
12574 (parser::parse_expr): Verify operator commutativity when :c is
12575 applied. Allow :C to override this.
12576 * match.pd: Adjust patterns to use :C instead of :c where required.
12578 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12580 PR tree-optimization/71077
12581 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12582 the combining step, use boolean_false_node and boolean_true_node
12583 as the designated false/true return values.
12585 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12587 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12588 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12589 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12592 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12594 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12595 of flags impliying the register renaming.
12596 * toplev.c (process_options): Do not imply flag_rename_registers with
12599 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12601 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12602 default implementation.
12604 2016-05-31 Nathan Sidwell <nathan@acm.org>
12606 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12608 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12610 * config/sh/constraints.md (b): Remove constraint.
12611 * config/sh/predicates.md (arith_reg_operand): Remove
12613 * config/sh/sh-modes.def (PDI): Remove.
12614 * config/sh/sh.c (sh_target_reg_class,
12615 sh_optimize_target_register_callee_saved): Remove functions.
12616 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12617 (sh_expand_epilogue): Update comment.
12618 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12619 sh_secondary_reload): Remove TARGET_REGS related code.
12620 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12621 TARGET_REGISTER_P): Remove macros.
12622 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12623 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12624 TR1_REG, TR2_REG): Remove constants.
12625 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12627 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12629 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12630 define_expand patterns.
12631 (adddi3_compact): Rename to adddi3.
12632 (subdi3_compact): Rename to subdi3.
12633 (*negdi2): Rename to negdi2.
12634 (*abs<mode>2): Rename to abs<mode>2.
12636 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12638 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12639 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12640 (atomic_sub_fetchsi): ... this new pattern.
12641 (mvtc): Add CC_REG clobber.
12643 2016-05-31 Marek Polacek <polacek@redhat.com>
12645 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12647 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12649 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12650 aarch64_fusion_enabled_p to check for fusion capabilities.
12652 2016-05-31 Richard Biener <rguenther@suse.de>
12654 PR tree-optimization/71352
12655 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12656 minus one and a negate.
12658 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12660 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12661 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12663 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12664 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12665 Remove use of aarch64_simd_attr_length_move, set length attribute
12667 (*aarch64_be_movoi): Likewise.
12668 (*aarch64_be_movci): Likewise.
12669 (*aarch64_be_movxi): Likewise.
12671 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12673 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12674 It no longer does that.
12675 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12677 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12679 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12680 attribute __unused__.
12682 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12684 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12685 * config/arm/arm.c (arm_arch_thumb1): Define.
12686 (arm_option_override): Initialize arm_arch_thumb1.
12687 * config/arm/arm.h (arm_arch_thumb1): Declare.
12688 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12689 support Thumb-1 ISA.
12691 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12694 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12695 `Yv' for scalar operand.
12697 2016-05-31 Tom de Vries <tom@codesourcery.com>
12699 PR tree-optimization/69068
12700 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12701 phis with more than two args.
12703 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12705 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12706 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12709 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12711 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12713 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12715 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12716 cpu_32, cpu_64, tune_32 and tune_64.
12717 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12719 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12721 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12723 2016-05-30 Andi Kleen <ak@linux.intel.com>
12725 * auto-profile.c (read_profile): Replace asserts with errors
12726 when file does not exist.
12727 * gcov-io.c (gcov_read_words): Dito.
12729 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12731 * tree-cfg.c (print_loop): Print likely upper bounds.
12733 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12735 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12736 * opts.c (default_options): Enable peel loops at -O3.
12737 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12738 (try_peel_loop): Do not re-peel already peeled loops;
12739 use likely upper bounds; fix profile updating.
12740 (pass_complete_unroll::execute): Initialize peeled_loops.
12742 2016-05-30 Martin Liska <mliska@suse.cz>
12744 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12745 computed costs by frequency of BB they belong to.
12746 (get_scaled_computation_cost_at): New function.
12748 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12749 Marc Glisse <marc.glisse@inria.fr>
12751 PR tree-optimization/71289
12752 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12754 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12756 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12758 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12760 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12761 for peeled copies; avoid underflow when updating estimates; correctly
12762 scale loop profile.
12764 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12766 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12767 r236875. Corrected oe3 to oe2 as obvious.
12769 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12771 PR middle-end/71269
12772 PR middle-end/71252
12773 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12774 that inserted stmt will not dominate stmts that defines its operand.
12775 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12776 (rewrite_expr_tree_parallel): Likewise.
12778 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12780 PR middle-end/71252
12781 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12782 all fields including stmt_to_insert are swapped.
12784 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12786 * predict.h (force_edge_cold): Declare.
12787 * predict.c (force_edge_cold): New function.
12788 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12790 (canonicalize_loop_induction_variables): Fix formating.
12792 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12794 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12795 (visium_expand_copysign): Use gen_int_mode directly.
12796 (visium_compute_frame_size): Minor tweaks.
12798 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12800 * tree-vect-loop.c (vect_analyze_loop_2): Use
12801 likely_max_stmt_executions_int.
12803 2016-05-30 Tom de Vries <tom@codesourcery.com>
12805 PR tree-optimization/69067
12806 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12808 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12811 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12812 New peepholes to remove unneeded fild/fistp pairs.
12813 (define_peephole2 atomic_loaddi_fpu): Ditto.
12815 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12817 * predict.c (maybe_hot_frequency_p): Avoid division.
12819 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12821 * doc/install.texi: Use https for shop.fsf.org.
12823 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12825 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12826 likely_max_stmt_executions_int.
12828 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12830 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12831 likely_max_stmt_executions_int.
12833 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12835 * profile.c (compute_branch_probabilities): Do not report hitrates
12837 (branch_prob): Report hitrates here.
12838 * predict.c (gimple_predict_edge): Do not assert profile status;
12839 fix formatting issues.
12841 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12843 * predict.c (edge_predicted_by_p): New function.
12844 (predict_paths_for_bb): Do not put multiple predictions of the same type
12847 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12849 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12852 2016-05-28 Alan Modra <amodra@gmail.com>
12854 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12856 2016-05-28 Alan Modra <amodra@gmail.com>
12858 PR rtl-optimization/71275
12859 * ira.c (ira): Free dominance info.
12861 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12863 * doc/sourcebuild.texi: New address for upstream Go repository.
12865 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12867 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12868 (TARGET_ARM_V7M): Likewise.
12870 2016-05-26 Jeff Law <law@redhat.com>
12872 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12873 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12874 * passes.def: Add jump threading passes before DOM/VRP.
12875 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12876 argument to a basic block from an edge. Remove tests which are
12878 (pass_data_thread_jumps, class pass_thread_jumps): New.
12879 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12880 (make_pass_thread_jumps): Likewise.
12881 * tree-pass.h (make_pass_thread_jumps): Declare.
12883 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12885 * config/visium/visium-protos.h (split_double_move): Rename into...
12886 (visium_split_double_move): ...this.
12887 (visium_split_double_add): Declare.
12888 * config/visium/visium.c (split_double_move): Rename into...
12889 (visium_split_double_move): ...this.
12890 (visium_split_double_add): New function.
12891 (visium_expand_copysign): Renumber operands for consistency.
12892 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12893 (DFmode move splitter): Likewise.
12894 (*addi3_insn): Split by means of visium_split_double_add.
12895 (*adddi3_insn_flags): Delete.
12896 (*plus_plus_sltu<subst_arith>): New insn.
12897 (*subdi3_insn): Split by means of visium_split_double_add.
12898 (subdi3_insn_flags): Delete.
12899 (*minus_minus_sltu<subst_arith>): New insn.
12900 (*negdi2_insn): Split by means of visium_split_double_add.
12901 (*negdi2_insn_flags): Delete.
12903 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12905 * configure.ac: Treat a --with-headers option without argument
12906 the same as the default (i.e. consult sys-include directory).
12907 * configure: Regenerate.
12909 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12911 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12912 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12914 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12915 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12917 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12920 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12921 tree-stdarg analysis results.
12922 (aarch64_setup_incoming_varargs): Likewise.
12924 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12926 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12927 va_list_gpr_counter_field and va_list_fpr_counter_field.
12929 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12932 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12933 * config/aarch64/aarch64.c
12934 (aarch64_cannot_change_mode_class): Remove function.
12935 * config/aarch64/aarch64-protos.h
12936 (aarch64_cannot_change_mode_class): Remove.
12938 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12940 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12941 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12942 get_likely_max_loop_iterations_int): New.
12943 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12944 any_likely_upper_bound.
12945 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12947 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12948 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12950 (unroll_loop_constant_iterations): Likewise.
12951 (unroll_loop_runtime_iterations): Likewise.
12952 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12953 * lto-streamer-out.c (output_cfg): Likewise.
12954 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12956 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12957 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12958 (likely_max_loop_iterations): New.
12959 (likely_max_loop_iterations_int): New.
12960 (likely_max_stmt_executions): New.
12961 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12962 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12963 likely_max_stmt_executions): Declare.
12965 2016-05-27 Marek Polacek <polacek@redhat.com>
12967 PR middle-end/71308
12968 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12970 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12972 * config/s390/s390.md (2x risbg splitters): Use
12973 reg_overlap_mentioned_p instead of rtx_equal_p.
12975 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12977 * combine.c (make_compound_operation): Take known zero bits into
12978 account when checking for possible zero_extend.
12980 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12982 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12983 Use const_int_operand for operand 2 predicate. Simplify expand code
12986 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12988 PR middle-end/71279
12989 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12992 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12994 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12995 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12996 that returns CC_SESWPmode and CC_ZESWPmode.
12997 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12999 (aarch64_rtx_costs): Likewise.
13001 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13003 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13004 for ISA 3.0 min/max support.
13005 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13006 conditional move support.
13007 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13008 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13010 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13011 conditional moves where the comparison type is different from move
13013 (fp_minmax): New code iterator for smin/smax.
13014 (minmax): New code attributes for min/max.
13015 (SMINMAX): Likewise.
13016 (smax<mode>3): Combine min, max insns into one insn using the
13017 fp_minmax code iterator. Add support for ISA 3.0 min/max
13018 instructions that don't need -ffast-math.
13019 (s<minmax><mode>3): Likewise.
13020 (smax<mode>3_vsx): Likewise.
13021 (smin<mode>3): Likewise.
13022 (s<minmax><mode>3_vsx): Likewise.
13023 (smin<mode>3_vsx): Likewise.
13024 (pre-VSX min/max splitters): Likewise.
13025 (s<minmax><mode>3_fpr): Likewise.
13026 (movsfcc): Rewrite floating point conditional moves to combine
13027 SFmode/DFmode into a single insn.
13028 (mov<mode>cc): Likewise.
13029 (movdfcc): Likewise.
13030 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13031 SFDF2 iterators to handle all combinations.
13032 (fseldfsf4): Likewise.
13033 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13034 (fseldfdf4): Likewise.
13035 (fselsfdf4): Likewise.
13036 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13037 comparison instructions that set a 0/-1 mask, and use it for
13038 floating point conditional move via XXSEL.
13039 (fpmask<mode>): Likewise.
13040 (xxsel<mode>): Likewise.
13041 * config/rs6000/predicates.md (min_max_operator): Delete, no
13043 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13044 instructions that generate a 0/-1 mask for use with XXSEL.
13045 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13046 say whether floating point min/max is available, either through
13047 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13048 (TARGET_MINMAX_DF): Likewise.
13050 2016-05-27 Alan Modra <amodra@gmail.com>
13052 PR rtl-optimization/71275
13053 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13054 for update_equiv_regs and combine_and_move_insns.
13056 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13058 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13059 if_then_else or cond RTXes to calculate attribute value.
13060 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13061 <attr "length_immediate>: Ditto.
13062 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13063 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13064 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13065 <attr "type">: Ditto.
13066 <attr "prefix_data16">: Ditto.
13067 <attr "prefix_extra">: Ditto.
13068 <attr "length_immediate">: Ditto.
13069 <attr "prefix">: Ditto.
13070 (vec_set<mode>_0) <attr "isa">: Ditto.
13071 <attr "prefix_extra">: Ditto.
13072 <attr "length_immediate">: Ditto.
13073 <attr "prefix">: Ditto.
13074 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13075 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13076 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13077 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13078 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13079 <attr "length_immediate">: Ditto.
13080 <attr "prefix">: Ditto.
13081 (sse2_movsd) <attr "length_immediate">: Ditto.
13082 <attr "prefix">: Ditto.
13083 (vec_concatv2df) <attr "isa">: Ditto.
13084 <attr "prefix">: Ditto.
13085 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13086 (*vec_extractv2di_1) <attr "isa">: Ditto.
13087 <attr "type">: Ditto.
13088 <attr "length_immediate">: Ditto.
13089 <attr "prefix_rex">: Ditto.
13090 <attr "prefix_extra">: Ditto.
13091 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13092 <attr "prefix_extra">: Ditto.
13093 <attr "length_immediate">: Ditto.
13094 (vec_concatv2di) <attr "isa">: Ditto.
13095 <attr "prefix_extra">: Ditto.
13096 <attr "length_immediate">: Ditto.
13097 <attr "prefix">: Ditto.
13099 2016-05-26 Martin Liska <mliska@suse.cz>
13101 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13103 (operator+): Likewise.
13104 (operator-): Likewise.
13105 (comp_cost::operator+=): Likewise.
13106 (comp_cost::operator-=): Likewise.
13107 (comp_cost::operator/=): Likewise.
13108 (comp_cost::operator*=): Likewise.
13109 (operator<): Likewise.
13110 (operator==): Likewise.
13111 (operator<=): Likewise.
13112 (new_cost): Remove.
13113 (infinite_cost_p): Likewise.
13114 (add_costs): Likewise.
13115 (sub_costs): Likewise.
13116 (compare_costs): Likewise.
13117 (set_group_iv_cost): Use the newly introduced functions.
13118 (get_address_cost): Likewise.
13119 (get_shiftadd_cost): Likewise.
13120 (force_expr_to_var_cost): Likewise.
13121 (split_address_cost): Likewise.
13122 (ptr_difference_cost): Likewise.
13123 (difference_cost): Likewise.
13124 (get_computation_cost_at): Likewise.
13125 (determine_group_iv_cost_generic): Likewise.
13126 (determine_group_iv_cost_address): Likewise.
13127 (determine_group_iv_cost_cond): Likewise.
13128 (autoinc_possible_for_pair): Likewise.
13129 (determine_group_iv_costs): Likewise.
13130 (cheaper_cost_pair): Likewise.
13131 (iv_ca_recount_cost): Likewise.
13132 (iv_ca_set_no_cp): Likewise.
13133 (iv_ca_set_cp): Likewise.
13134 (iv_ca_cost): Likewise.
13135 (iv_ca_new): Likewise.
13136 (iv_ca_dump): Likewise.
13137 (iv_ca_narrow): Likewise.
13138 (iv_ca_prune): Likewise.
13139 (iv_ca_replace): Likewise.
13140 (try_add_cand_for): Likewise.
13141 (try_improve_iv_set): Likewise.
13142 (find_optimal_iv_set): Likewise.
13144 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13146 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13147 that internal functions will clobber all caller-saved registers.
13149 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13151 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13152 Return a better case_values_threshold when optimizing.
13154 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13156 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13157 Add ? to integer variant.
13158 (aarch64_combinez_be): Likewise.
13160 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13162 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13163 instead of x constraint.
13164 (vcvtps2ph256<mask_name>): Likewise.
13166 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13167 alternative. Formatting fix.
13169 * config/i386/sse.md
13170 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13172 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13173 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13174 maybe_evex prefix instead of vex.
13175 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13176 EXT_REX_SSE_REG_P (op0) case in the splitter.
13178 2016-05-25 Jeff Law <law@redhat.com>
13180 PR tree-optimization/71272
13181 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13182 Update comments. Add test for empty path.
13184 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13186 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13187 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13188 special case builtin.
13189 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13190 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13191 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13192 for __builtin_vec_cmpne.
13194 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13196 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13197 redundant test and bail out if the type of the new operand is not
13198 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13200 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13202 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13203 (x_ix86_target_flags_explicit): Remove.
13204 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13205 x_ix86_target_flags_explicit.
13206 (ix86_function_specific_restore): Ditto.
13208 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13209 H.J. Lu <hongjiu.lu@intel.com>
13212 * common/config/i386/i386-common.c
13213 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13214 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13215 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13216 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13217 (-mgeneral-regs-only): Add new option.
13218 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13219 x87 instructions if only general registers are allowed.
13220 (ix86_target_string): Add ix86_flags argument. Handle additional
13221 flags options through ix86_flags argument. Update all callers.
13222 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13224 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13226 PR rtl-optimization/66940
13227 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13228 decrementing desired_val will not overflow before performing these
13231 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13233 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13234 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13235 * config/i386/i386.c (enum ix86_builtins): Add
13236 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13237 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13238 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13239 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13240 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13241 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13242 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13243 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13244 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13245 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13246 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13247 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13248 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13249 __builtin_ia32_cvtps2dq512_mask.
13250 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13251 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13252 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13253 * config/i386/sse.md
13254 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13256 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13257 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13259 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13260 (avx512f_vec_pack_sfix_v8df): New define_expand.
13261 (avx512f_roundpd512): Rename to ...
13262 (avx512f_round<castmode>512): ... this. Change iterator.
13263 (avx512f_roundps512_sfix): New define_expand.
13264 (round<mode>2_sfix): Change iterator.
13266 2016-05-25 Nick Clifton <nickc@redhat.com>
13268 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13269 static interrupt handler is detected.
13270 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13271 default linker script.
13272 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13273 the low part of a symbolic pointer.
13275 2016-05-25 Richard Biener <rguenther@suse.de>
13277 PR tree-optimization/71261
13278 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13279 interesting stmt instead of immediate uses when looking
13280 for the use operand to replace.
13282 2016-05-25 Martin Liska <mliska@suse.cz>
13284 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13286 2016-05-25 Richard Biener <rguenther@suse.de>
13288 PR tree-optimization/71264
13289 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13292 2016-05-25 Martin Liska <mliska@suse.cz>
13294 PR tree-optimization/71239
13295 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13296 if DECL_SIZE is NULL.
13298 2016-05-25 Richard Biener <rguenther@suse.de>
13300 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13301 * tree-if-conv.c (pass_data_if_conversion): Use it.
13303 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13305 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13306 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13307 * varpool.c (varpool_node::get_availability): Likewise.
13309 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13311 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13312 VNEGW/VNEGD instructions.
13313 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13314 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13315 support for ISA 3.0 VNEGW/VNEGD instructions.
13317 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13319 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13320 pointers inside OACC_DATA regions.
13321 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
13322 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
13323 (gimplify_adjust_omp_clauses): Fix typo in comment.
13325 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13327 * config/rs6000/altivec.md (VParity): New mode iterator for vector
13328 parity built-in functions.
13329 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
13331 (p9v_parity<mode>2): Likewise.
13332 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
13334 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
13335 (parity<mode>2): ISA 3.0 expander for vector parity.
13336 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
13338 (BU_P9_64BIT_MISC_0): Likewise.
13339 (BU_P9_MISC_0): Likewise.
13340 (BU_P9V_AV_1): Likewise.
13341 (BU_P9V_AV_2): Likewise.
13342 (BU_P9V_AV_3): Likewise.
13343 (BU_P9V_AV_P): Likewise.
13344 (BU_P9V_VSX_1): Likewise.
13345 (BU_P9V_OVERLOAD_1): Likewise.
13346 (BU_P9V_OVERLOAD_2): Likewise.
13347 (BU_P9V_OVERLOAD_3): Likewise.
13348 (VCTZB): Add vector count trailing zeros support.
13352 (VPRTYBD): Add vector parity support.
13353 (VPRTYBQ): Likewise.
13354 (VPRTYBW): Likewise.
13355 (VCTZ): Add overloaded vector count trailing zeros support.
13356 (VPRTYB): Add overloaded vector parity support.
13357 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13358 overloaded vector count trailing zeros and parity instructions.
13359 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
13360 vector parity support.
13361 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
13362 trailing zeros support.
13363 (vec_cntlz): Likewise.
13364 (vec_vctzb): Likewise.
13365 (vec_vctzd): Likewise.
13366 (vec_vctzh): Likewise.
13367 (vec_vctzw): Likewise.
13368 (vec_vprtyb): Add ISA 3.0 vector parity support.
13369 (vec_vprtybd): Likewise.
13370 (vec_vprtybw): Likewise.
13371 (vec_vprtybq): Likewise.
13372 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13373 the ISA 3.0 vector count trailing zeros and vector parity built-in
13376 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13378 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
13379 when there is stmt_to_insert.
13381 2016-05-24 Martin Sebor <msebor@redhat.com>
13384 * tree.h (complete_or_array_type_p): New inline function.
13386 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13388 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
13389 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
13390 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
13392 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13393 Limit 1st alternative to noavx isa, split 2nd alternative into one
13394 noavx and one avx alternative, use *x and Bm in the former and
13395 x and m in the latter.
13397 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13398 of sse4 for the first alternative, drop %v from the template
13399 and d operand modifier. Split second alternative into one sse4_noavx
13400 and one avx alternative, use *x instead of *v in the former and v
13401 instead of *v in the latter.
13402 (*sse4_1_extractps): Use noavx isa instead of * for the first
13403 alternative, drop %v from the template. Split second alternative into
13404 one noavx and one avx alternative, use *x instead of *v in the
13405 former and v instead of *v in the latter.
13406 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
13407 with noavx and the last one with avx.
13408 (sse4_1_phminposuw): Guard first alternative with noavx isa,
13409 split the second one into one noavx and one avx alternative,
13410 use *x and Bm in the former and x and m in the latter one.
13411 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
13414 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
13415 first two alternatives to noavx, use *x instead of *v in the second
13416 one, add avx alternative without *.
13417 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
13418 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
13419 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
13421 2016-05-24 Jeff Law <law@redhat.com>
13423 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
13424 New function, extracted from...
13425 (fsm_find_control_statement_thread_paths): Here. Use the new function.
13426 Allow simple copies and constant initializations in the SSA chain.
13428 2016-05-24 Marek Polacek <polacek@redhat.com>
13431 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
13434 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13437 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
13438 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
13439 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
13440 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
13441 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
13443 2016-05-24 Richard Biener <rguenther@suse.de>
13445 PR tree-optimization/71240
13446 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
13449 2016-05-24 Richard Biener <rguenther@suse.de>
13451 PR tree-optimization/71230
13452 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
13454 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13456 * tree-vectorizer.h (vectorizable_comparison): Delete.
13457 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13458 PURE_SLP_STMT check.
13459 * tree-vect-stmts.c (vectorizable_call): Likewise.
13460 (vectorizable_simd_clone_call): Likewise.
13461 (vectorizable_conversion): Likewise.
13462 (vectorizable_assignment): Likewise.
13463 (vectorizable_shift): Likewise.
13464 (vectorizable_operation): Likewise.
13465 (vectorizable_load): Likewise.
13466 (vectorizable_condition): Likewise.
13467 (vectorizable_store): Likewise. Assert that we don't have
13469 (vectorizable_comparison): Make static. Remove redundant
13470 PURE_SLP_STMT check.
13471 (vect_transform_stmt): Assert that we always have an slp_node
13474 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13476 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13477 operands[2] against 1 with comparison against CONST1_RTX.
13478 (<shift>di3_neon): Likewise.
13479 * config/arm/predicates.md (const0_operand): Replace with comparison
13480 against CONST0_RTX.
13482 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13484 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13485 operands[2] against 1 with comparison against CONST1_RTX.
13486 (ashrdi3): Likewise.
13487 (lshrdi3): Likewise.
13488 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13490 (ashrsi3): Likewise.
13491 (lshrsi3): Likewise.
13492 (rotrsi3): Likewise.
13493 (define_split above *compareqi_eq0): Likewise.
13494 (define_split above "prologue"): Likewise.
13495 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13496 * config/arm/predicates.md (shift_operator): Likewise.
13497 (shift_nomul_operator): Likewise.
13498 (sat_shift_operator): Likewise.
13499 (thumb1_cmp_operand): Likewise.
13500 (const_neon_scalar_shift_amount_operand): Replace manual range
13501 check with IN_RANGE.
13502 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13503 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13505 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13507 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13508 with HOST_WIDE_INT_1.
13510 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13511 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13512 (arm_canonicalize_comparison): Likewise.
13513 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13515 (thumb1_size_rtx_costs): Likewise.
13516 (vfp_const_double_index): Replace cast of 1 to unsigned
13517 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13518 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13520 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13521 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13522 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13523 HOST_WIDE_INT with HOST_WIDE_INT_1.
13525 2016-05-24 Marek Polacek <polacek@redhat.com>
13527 * tree-cfg.h (should_remove_lhs_p): New predicate.
13528 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13529 * gimplify.c (gimplify_modify_expr): Likewise.
13530 * tree-cfg.c (verify_gimple_call): Likewise.
13531 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13532 * gimple-fold.c: Include "tree-cfg.h".
13533 (gimple_fold_call): Use should_remove_lhs_p.
13535 2016-05-24 Richard Biener <rguenther@suse.de>
13537 PR tree-optimization/71253
13538 * cfganal.h (control_dependences): Make robust against edge
13540 (control_dependences::control_dependences): Remove edge_list argument.
13541 (control_dependences::get_edge): Remove.
13542 (control_dependences::get_edge_src): Add.
13543 (control_dependences::get_edge_dest): Likewise.
13544 (control_dependences::m_el): Make a vector of edge src/dest index.
13545 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13546 (control_dependences::control_dependences): Likewise.
13547 (control_dependences::~control_dependence): Likewise.
13548 (control_dependences::get_edge): Remove.
13549 (control_dependences::get_edge_src): Add.
13550 (control_dependences::get_edge_dest): Likewise.
13551 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13553 (perform_tree_ssa_dce): Adjust.
13554 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13556 (pass_loop_distribution::execute): Adjust. Do loop destroying
13557 conditional on changed.
13559 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13562 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13563 return. Reindent transformation comment and mention the ARM state
13566 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13568 PR middle-end/71252
13569 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13570 after build_and_add_sum creates new use stmt.
13572 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13574 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13575 load_lanes/grouped_load classification comes first. Don't check
13576 whether the vectorization factor is a multiple of the group size
13579 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13581 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13582 GROUP_GAP for single-element interleaving.
13583 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13586 2016-05-24 Richard Biener <rguenther@suse.de>
13588 PR middle-end/70434
13590 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13591 bases which are accessed with non-invariant indices.
13592 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13593 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13595 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13597 PR middle-end/71170
13598 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13599 (add_to_ops_vec): Add stmt_to_insert.
13600 (add_repeat_to_ops_vec): Init stmt_to_insert.
13601 (insert_stmt_before_use): New.
13602 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13604 (get_ops): Init stmt_to_insert.
13605 (maybe_optimize_range_tests): Likewise.
13606 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13607 (rewrite_expr_tree_parallel): Likewise.
13608 (reassociate_bb): Likewise.
13610 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13613 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13614 ISA 3.0 xxperm fusion alternative.
13615 (altivec_vperm_v8hiv16qi): Likewise.
13616 (altivec_vperm_<mode>_uns_internal): Likewise.
13617 (vperm_v8hiv4si): Likewise.
13618 (vperm_v16qiv8hi): Likewise.
13620 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13621 Kelvin Nilsen <kelvin@gcc.gnu.org>
13623 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13624 vpermr/xxpermr on ISA 3.0.
13625 (altivec_expand_vec_perm_le): Likewise.
13626 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13627 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13630 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13632 * config/i386/i386.h (IS_STACK_MODE): Enable for
13633 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13634 SSE_FLOAT_MODE_P macros.
13635 * config/i386/i386.c (ix86_preferred_reload_class): Use
13636 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13637 Cleanup regclass processing for CONST_DOUBLE_P.
13638 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13639 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13640 with IS_STACK_MODE macro.
13641 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13643 (*movdf_internal): Use IS_STACK_MODE macro.
13644 (*movsf_internal): Ditto.
13646 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13648 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13649 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13651 2016-05-23 Jeff Law <law@redhat.com>
13653 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13655 (fsm_find_control_statement_thread_paths): Call it.
13657 2016-05-23 Martin Jambor <mjambor@suse.cz>
13660 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13661 from_global_constant if t is not NULL.
13663 2016-05-23 Marek Polacek <polacek@redhat.com>
13666 * common.opt (Wswitch-unreachable): New option.
13667 * doc/invoke.texi: Document -Wswitch-unreachable.
13668 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13671 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13673 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13674 TMR_INDEX is non-NULL.
13676 2016-05-23 Richard Biener <rguenther@suse.de>
13678 PR tree-optimization/71230
13679 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13680 (try_special_add_to_ops): ... here. Always test for single-use.
13682 2016-05-23 Martin Jambor <mjambor@suse.cz>
13684 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13685 default block if a PHI node in the original one would be resized.
13687 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13689 PR tree-optimization/58135
13690 * tree-vect-slp.c: When group size is not multiple
13691 of vector size, allow splitting of store group at
13694 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13696 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13698 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13700 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13701 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13702 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13705 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13706 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13707 v constraint instead of x and vinserti32x4 insn.
13709 * config/i386/sse.md (i128vldq): New mode iterator.
13710 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13711 avx512dq and avx512vl alternatives.
13713 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13714 constraint, use maybe_evex prefix instead of vex.
13715 (vec_dupv4sf): Use v constraint instead of x for output
13716 operand except for noavx alternative, use Yv constraint
13717 instead of x for input. Use maybe_evex prefix instead of vex.
13718 (*vec_dupv4si): Likewise.
13719 (*vec_dupv2di): Likewise.
13721 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13723 PR middle-end/40921
13724 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13725 (linearize_expr_tree): Call try_special_add_to_ops.
13726 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13728 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13730 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13731 to computed stack_usage.
13733 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13736 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13737 operand is subreg (symbol_ref) then move the symbol ref to register.
13739 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13741 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13743 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13745 PR middle-end/71179
13746 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13749 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13751 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13752 ranges by calling get_single_symbol and tidy up. Look more closely
13753 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13755 2016-05-20 Jeff Law <law@redhat.com>
13757 * bitmap.c (bitmap_find_bit): Remove useless test.
13759 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13761 * function.c (thread_prologue_and_epilogue_insns): Commit the
13762 insertion of the epilogue.
13764 2016-05-20 Martin Jambor <mjambor@suse.cz>
13766 PR tree-optimization/70884
13767 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13768 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13769 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13770 of constant pool data as a reason for scalarization.
13772 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13774 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13775 for naked functions.
13776 (thumb1_expand_prologue): Likewise.
13778 2016-05-20 Nathan Sidwell <nathan@acm.org>
13780 * config/nvptx/nptx.c (nvptx_option_override): Only set
13781 flag_toplevel_reorder, if not explicitly specified. Set
13782 flag_no_common, unless explicitly specified.
13784 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13786 * calls.c (can_implement_as_sibling_call_p): Mark param
13787 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13789 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13791 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13792 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13793 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13795 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13796 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13797 and CASE_CONST_ANY.
13799 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13801 * config/nvptx/nvptx.md (sincossf3): New pattern.
13803 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13805 * calls.c (maybe_complain_about_tail_call): New function.
13806 (initialize_argument_information): Call
13807 maybe_complain_about_tail_call when clearing *may_tailcall.
13808 (can_implement_as_sibling_call_p): Call
13809 maybe_complain_about_tail_call when returning false.
13810 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13811 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13812 if tail-call optimization fails.
13813 * cfgexpand.c (expand_call_stmt): Initialize
13814 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13815 * gimple-pretty-print.c (dump_gimple_call): Dump
13816 gimple_call_must_tail_p.
13817 * gimple.c (gimple_build_call_from_tree): Call
13818 gimple_call_set_must_tail with the value of
13819 CALL_EXPR_MUST_TAIL_CALL.
13820 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13821 (gimple_call_set_must_tail): New function.
13822 (gimple_call_must_tail_p): New function.
13823 * print-tree.c (print_node): Update printing of TREE_STATIC
13824 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13825 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13826 trailing comment listing applicable flags.
13827 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13829 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13831 * calls.c (expand_call): Move "Rest of purposes for tail call
13832 optimizations to fail" to...
13833 (can_implement_as_sibling_call_p): ...this new function, and
13834 split into multiple "if" statements.
13836 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13838 * cfgloop.h (expected_loop_iterations_unbounded,
13839 expected_loop_iterations): Unconstify.
13840 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13841 profile with known upper bound; return 3 when profile is absent.
13842 (expected_loop_iterations): Update.
13844 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13846 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13847 and get_max_loop_iterations_int.
13849 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13851 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13852 realistic upper bounds here.
13854 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13857 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13858 calls if the LHS is variable length or has addressable type.
13859 If targets[0]->decl is a noreturn call with void return type and
13860 zero arguments, adjust fntype and remove lhs in that case.
13862 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13864 PR tree-optimization/71079
13865 PR tree-optimization/71206
13866 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13868 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13870 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13871 (get_vec_alignment_for_array_decl): Likewise.
13872 (get_vec_alignment_for_record_decl): Likewise.
13873 (increase_alignment::execute): Move code to find alignment to
13874 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13875 (type_align_map): New hash_map.
13877 2016-05-20 Richard Guenther <rguenther@suse.de>
13879 PR tree-optimization/29756
13880 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13881 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13882 * fold-const.c (operand_equal_p): Likewise.
13883 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13884 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13885 * tree-inline.c (estimate_operator_cost): Likewise.
13886 * tree-pretty-print.c (dump_generic_node): Likewise.
13887 * tree-ssa-operands.c (get_expr_operands): Likewise.
13888 * cfgexpand.c (expand_debug_expr): Likewise.
13889 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13890 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13891 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13892 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13893 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13894 (execute_update_addresses_taken): Do it.
13896 2016-05-20 Richard Biener <rguenther@suse.de>
13898 PR tree-optimization/71185
13899 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13900 register operations.
13902 2016-05-20 Richard Biener <rguenther@suse.de>
13904 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13905 gimple_seq_add_seq_without_update.
13906 (release_bb_predicate): Assert we have no operands to free.
13907 (if_convertible_loop_p_1): Calculate post dominators later.
13908 Do not free BB predicates here.
13909 (combine_blocks): Do not recompute BB predicates.
13910 (version_loop_for_if_conversion): Save BB predicates around
13913 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13915 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13916 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13917 code. Ignore sibcalls on EDGE_IGNORE edges.
13918 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13919 on edges for sibcalls that run without prologue. The rest of the
13920 function is combined from...
13921 (fix_fake_fallthrough_edge): ... this, and ...
13922 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13923 function argument, make it a local variable.
13925 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13927 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13928 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13929 for 32-bit mode and SEH for 64-bit.
13930 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13931 TARGET_64BIT_DEFAULT.
13933 2016-05-19 Ryan Burn <contact@rnburn.com>
13935 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13936 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13938 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13940 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13941 force pending loads from memory.
13943 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13945 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13946 (UNSPEC_DARN_32): New unspec constant.
13947 (UNSPEC_DARN_RAW): New unspec constant.
13948 (darn_32): New instruction.
13949 (darn_raw): New instruction.
13950 (darn): New instruction.
13951 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13952 support and documentation for this macro.
13953 (BU_P9_MISC_1): New macro definition.
13954 (BU_P9_64BIT_MISC_0): New macro definition.
13955 (BU_P9_MISC_0): New macro definition.
13956 (darn_32): New builtin definition.
13957 (darn_raw): New builtin definition.
13958 (darn): New builtin definition.
13959 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13960 RS6000_BUILTIN_0 directives to surround each occurrence of
13961 #include "rs6000-builtin.def".
13962 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13963 RS6000_BTM_64BIT flags to the returned mask, depending on
13965 (def_builtin): Correct an error in the assignments made to the
13966 debugging variable attr_string.
13967 (rs6000_expand_builtin): Add support for no-operand built-in
13969 (builtin_function_type): Remove fatal_error assertion that is no
13971 (rs6000_common_init_builtins): Add support for no-operand built-in
13973 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13975 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13977 (RS6000_BTM_64BIT): New macro definition.
13978 * doc/extend.texi: Document __builtin_darn (void),
13979 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13982 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13984 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13985 max_loop_iterations_int.
13987 2016-05-19 Marek Polacek <polacek@redhat.com>
13989 PR tree-optimization/71031
13990 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13991 condition and adjust the code a bit.
13993 2016-05-19 Martin Liska <mliska@suse.cz>
13995 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13996 auto_vec instead of vec.
13998 2016-05-19 Martin Liska <mliska@suse.cz>
14000 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14002 2016-05-19 Martin Liska <mliska@suse.cz>
14004 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14006 2016-05-19 Martin Liska <mliska@suse.cz>
14008 * ipa-pure-const.c (set_function_state): Remove an existing
14010 (remove_node_data): Do not free it as it's released
14011 in set_function_state.
14013 2016-05-19 Martin Liska <mliska@suse.cz>
14015 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14018 2016-05-19 Martin Liska <mliska@suse.cz>
14020 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14022 2016-05-19 Martin Liska <mliska@suse.cz>
14024 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14025 an auto_vec instead of re-creating it.
14027 2016-05-19 Martin Liska <mliska@suse.cz>
14029 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14030 auto_vec instead of vec.
14032 2016-05-19 Martin Liska <mliska@suse.cz>
14034 * lto-section-in.c (lto_get_section_data): Call
14035 lto_check_version with additional argument.
14036 * lto-streamer.c (lto_check_version): Add new argument.
14037 * lto-streamer.h (lto_check_version): Likewise.
14039 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14041 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14042 Don't add cost of inner memory when handling sign-extended loads.
14044 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14046 PR rtl-optimization/71148
14047 * cse.c (cse_main): Free dominance info.
14048 (rest_of_handle_cse): Don't free dominance info.
14049 (rest_of_handle_cse2): Likewise.
14050 (rest_of_handle_cse_after_global_opts): Likewise.
14052 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14055 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14056 NULL_TREE early if NEON is not available. Remove now redundant check
14057 in ARM_CHECK_BUILTIN_MODE.
14059 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14062 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14063 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14064 * doc/cpp.texi: Document new macros.
14066 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14068 PR tree-optimization/69848
14069 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14070 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14072 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14074 * function.c (thread_prologue_and_epilogue_insn): Move the
14075 "goto epilogue_done" one block later.
14077 2016-05-19 Richard Biener <rguenther@suse.de>
14079 PR tree-optimization/70729
14080 * passes.def: Move LIM pass before PRE. Remove no longer
14081 required copyprop and move first DCE out of the loop pipeline.
14083 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14086 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14087 (OBJS-libcommon-target): ...here.
14088 * opts-common.c: Include spellcheck.h.
14089 (cmdline_handle_error): Build a vec of valid options and use it
14090 to suggest provide hints for misspelled arguments.
14092 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14095 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14096 lhs if it has TREE_ADDRESSABLE type.
14098 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14101 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14102 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14104 2016-05-18 Martin Jambor <mjambor@suse.cz>
14107 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14108 input for NOP_EXPR pass-through functions.
14109 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14110 aggregate global constant VAR_DECLs in constant jump functions.
14112 2016-05-18 Martin Jambor <mjambor@suse.cz>
14115 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14116 from TREE_READONLY parameters.
14118 2016-05-18 Martin Jambor <mjambor@suse.cz>
14121 * cgraph.h (cgraph_indirect_call_info): New field
14122 guaranteed_unmodified.
14123 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14124 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14126 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14127 pass the parameter value to ipa_find_agg_cst_for_param.
14128 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14129 guaranteed_unmodified, store AA results there instead of bailing out
14131 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14132 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14133 (find_constructor_constant_at_offset): New function.
14134 (ipa_find_agg_cst_from_init): Likewise.
14135 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14136 static initializers of contants, report back through a new paameter
14137 from_global_constant if that was the case.
14138 (try_make_edge_direct_simple_call): Also pass parameter value to
14139 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14141 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14142 (ipa_read_indirect_edge_info): Likewise.
14143 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14144 (ipa_load_from_parm_agg): Likewise.
14146 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14148 PR rtl-optimization/71150
14149 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14152 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14155 * config/rs6000/constraints.md (wE constraint): New constraint
14156 for a vector constant that can be loaded with XXSPLTIB.
14157 (wM constraint): New constraint for a vector constant of a 1's.
14158 (wS constraint): New constraint for a vector constant that can be
14159 loaded with XXSPLTIB and a vector sign extend instruction.
14160 * config/rs6000/predicates.md (xxspltib_constant_split): New
14161 predicates for wE/wS constraints.
14162 (xxspltib_constant_nosplit): Likewise.
14163 (easy_vector_constant): Add support for constants that can be
14164 loaded via XXSPLTIB.
14165 (all_ones_constant): New predicate for vector constant with all
14167 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14168 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14169 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14170 instruction and possibly with a sign extension.
14171 (output_vec_const_move): Add support for XXSPLTIB. If we are
14172 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14173 instead of XXLXOR/XXLORC.
14174 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14176 (rs6000_legitimize_reload_address): Likewise.
14177 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14179 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14180 combine VSX_M and VSX_M2 into one iterator.
14181 (VSX_M2): Likewise.
14182 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14183 (VSINT_842): Likewise.
14184 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14185 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14186 XXSPLTIB instruction.
14187 (xxspltib_<mode>_nosplit): Likewise.
14188 (xxspltib_<mode>_split): New insn to load up constants with
14189 XXSPLTIB and a sign extend instruction.
14190 (vsx_mov<mode>): Replace single move that handled all vector types
14191 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14192 moves (when -mvsx-timode is in effect) into the main vector
14193 moves. Eliminate separate moves for <VSr> <VSa>, where the
14194 preferred register class (<VSr>) is listed first, and the
14195 secondary register class (<VSa>) is listed second with a '?' to
14196 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14197 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14198 that if the register was involved in a slow operation, the
14199 clear/set operation does not wait for the slow operation to
14200 finish. Adjust the length attributes for 32-bit mode. Use
14201 rs6000_output_move_128bit and drop the use of the string
14202 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14203 spacing so that the alternatives and attributes don't generate
14204 long lines, and put things in columns, so that it is easier to
14205 match up the operands and attributes with the insn alternatives.
14206 (vsx_mov<mode>_64bit): Likewise.
14207 (vsx_mov<mode>_32bit): Likewise.
14208 (vsx_movti_64bit): Fold movti into normal vector moves.
14209 (vsx_movti_32bit): Likewise.
14210 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14211 splat instructions.
14212 (vsx_splat_v4si_internal): Likewise.
14213 (vsx_splat_v4sf_internal): Likewise.
14214 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14215 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14216 extend vector elements.
14217 (vsx_sign_extend_hi_<mode>): Likewise.
14218 (vsx_sign_extend_si_v2di): Likewise.
14219 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14221 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14222 constraints. Add trailing period to wL documentation.
14224 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14226 PR middle-end/71020
14227 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14228 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14229 * tree-call-cdce.c: Include tree-dfa.h.
14230 (can_guard_call_p): New function, extracted from...
14231 (can_use_internal_fn): ...here.
14232 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14234 (shrink_wrap_one_built_in_call): Likewise.
14235 (use_internal_fn): Likewise.
14236 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14237 and return void. Call replace_abnormal_ssa_names.
14238 (pass_call_cdce::execute): Check can_guard_call_p during the
14239 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14240 will always change something.
14242 2016-05-18 Martin Jambor <mjambor@suse.cz>
14245 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14246 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14248 2016-05-18 Martin Jambor <mjambor@suse.cz>
14251 * ipa-inline.h (condition): New field size.
14252 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14253 for comaprison and store it into the new condition.
14254 (evaluate_conditions_for_known_args): Use condition size to check
14255 access sizes for all but CHANGED conditions.
14256 (unmodified_parm_1): New parameter size_p, store access size into it.
14257 (unmodified_parm): Likewise.
14258 (unmodified_parm_or_parm_agg_item): Likewise.
14259 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14260 (set_cond_stmt_execution_predicate): Extract access sizes and store
14261 them to conditions.
14262 (set_switch_stmt_execution_predicate): Likewise.
14263 (will_be_nonconstant_expr_predicate): Likewise.
14264 (will_be_nonconstant_predicate): Likewise.
14265 (inline_read_section): Stream condition size.
14266 (inline_write_summary): Likewise.
14268 2016-05-18 Richard Biener <rguenther@suse.de>
14270 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14271 condition cost to PHI cost instead of total_cost.
14273 2016-05-18 Martin Liska <mliska@suse.cz>
14276 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14279 2016-05-18 Richard Biener <rguenther@suse.de>
14281 * lto-streamer.h (LTO_major_version): Bump to 6.
14283 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14285 * function.c (make_split_prologue_seq, make_prologue_seq,
14286 make_epilogue_seq): New functions, factored out from...
14287 (thread_prologue_and_epilogue_insns): Here.
14289 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14291 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14292 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14293 of before. Add a comment.
14295 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14297 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14298 expression pointer, not pointer to the pointer.
14300 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14302 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14303 (avx2_pbroadcast<mode>): Add another alternative with v instead
14304 of x constraints in it, using <pbroadcast_evex_isa> isa.
14305 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14307 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14308 constraint x instead of v in second alternative, add avx512bw
14311 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14312 constraint x instead of v in second alternative, add avx512bw
14315 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14316 constraint x instead of v in second alternative, add avx512bw
14319 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14320 avx512bw alternative.
14322 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14324 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
14325 array to 128 chars.
14326 (define_insn "*andnottf3"): Ditto.
14327 (define_insn "*<code><mode>3"/any_logic): Ditto.
14328 (define_insn "*<code>tf3"/any_logic): Ditto.
14329 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
14330 operand to block AVX-512VL insn variant emit when it is not enabled.
14332 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14334 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14335 constraint fot SF mode.
14337 2016-05-18 Petr Murzin <petr.murzin@intel.com>
14338 Kirill Yukhin <kirill.yukhin@intel.com>
14340 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
14342 (define_insn "rsqrt14<mode>"): Ditto.
14343 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
14344 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
14345 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
14346 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
14347 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
14349 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14350 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
14351 * config/i386/i386.c (ix86_print_operand): Expand check for size
14352 override codes for Intel syntax.
14354 2016-05-18 Richard Biener <rguenther@suse.de>
14356 PR tree-optimization/71168
14357 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
14358 initialization earlier.
14360 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
14362 * config/aarch64/aarch64-simd.md
14363 (aarch64_reduc_plus_internal<mode>): Rename to...
14364 (reduc_plus_scal): ...This, and remove previous implementation.
14366 2016-05-18 Richard Biener <rguenther@suse.de>
14368 * passes.def: Put late dse and cd_dce in canonical order.
14370 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
14372 * ipa-inline-transform.c (preserve_function_body_p): Look for
14373 first non-thunk clone.
14374 (save_function_body): Save into first non-thunk.
14375 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
14377 (lto_output_node): Inline thunks don't need body in every
14379 * lto-streamer-in.c: Do not fixup thunk clones.
14380 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
14382 * tree-inline.c (copy_bb): Be prepared for target node to be new after
14385 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14387 PR middle-end/63586
14388 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
14389 (reassociate_bb): Call transform_add_to_multiply.
14391 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14393 * config/aarch64/aarch64.c (all_extensions): Removed unused
14396 2016-05-17 Nathan Sidwell <nathan@acm.org>
14398 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
14399 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
14401 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
14403 PR tree-optimization/54579
14404 PR middle-end/55299
14405 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
14407 2016-05-17 Marek Polacek <polacek@redhat.com>
14410 * tree-inline.c (expand_call_inline): Call
14411 maybe_remove_unused_call_args.
14413 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
14415 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
14416 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
14417 * doc/md.texi (fmin@var{m}3): Likewise.
14419 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14421 * match.pd (X & C): New transformation.
14423 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14425 * match.pd (~X & Y): New transformation.
14427 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14429 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
14430 information for new SSA_NAME.
14431 (simplify_conversion_using_ranges): Get range through get_range_info
14432 instead of get_value_range.
14434 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14436 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
14437 Remove inline assembly.
14438 (vmvn_s16): Likewise.
14439 (vmvn_s32): Likewise.
14440 (vmvn_u8): Likewise.
14441 (vmvn_u16): Likewise.
14442 (vmvn_u32): Likewise.
14443 (vmvnq_s8): Likewise.
14444 (vmvnq_s16): Likewise.
14445 (vmvnq_s32): Likewise.
14446 (vmvnq_u8): Likewise.
14447 (vmvnq_u16): Likewise.
14448 (vmvnq_u32): Likewise.
14449 (vmvn_p8): Likewise.
14450 (vmvnq_p16): Likewise.
14452 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14454 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14456 (vmul_n_s16): Likewise.
14457 (vmul_n_s32): Likewise.
14458 (vmul_n_u16): Likewise.
14459 (vmul_n_u32): Likewise.
14460 (vmulq_n_f32): Likewise.
14461 (vmulq_n_f64): Likewise.
14462 (vmulq_n_s16): Likewise.
14463 (vmulq_n_s32): Likewise.
14464 (vmulq_n_u16): Likewise.
14465 (vmulq_n_u32): Likewise.
14467 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14469 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14470 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14472 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14474 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14475 to *aarch64_fma4_elt_from_dup<mode>.
14476 (*aarch64_fnma4_elt_to_128df): Rename to
14477 *aarch64_fnma4_elt_from_dup<mode>.
14478 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14479 (vfms_n_f32): Likewise.
14480 (vfms_n_f64): Likewise.
14481 (vfmsq_n_f32): Likewise.
14482 (vfmsq_n_f64): Likewise.
14484 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14486 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14488 2016-05-17 Richard Biener <rguenther@suse.de>
14490 PR tree-optimization/71132
14491 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14492 Only add control dependences for blocks in the loop.
14493 (build_rdg): Adjust.
14494 (generate_code_for_partition): Return whether loop should
14495 be destroyed and delay that.
14496 (distribute_loop): Likewise.
14497 (pass_loop_distribution::execute): Record loops to be destroyed
14498 and perform delayed destroying of loops.
14500 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14503 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14505 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14507 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14509 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14512 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14513 insertion point for instructions generated by validize_mem.
14515 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14517 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14520 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14522 * config/aarch64/aarch64.c
14523 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14524 rather than a macro.
14526 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14528 * doc/invoke.texi (AArch64 Options): Various updates.
14530 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14532 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14533 into instrumentation thunks.
14534 * cif-code.def (CIF_CHKP): New.
14536 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14538 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14540 2016-05-16 Martin Jambor <mjambor@suse.cz>
14542 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14543 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14545 2016-05-16 Marek Polacek <polacek@redhat.com>
14547 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14550 2016-05-16 Martin Jambor <mjambor@suse.cz>
14553 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14554 the outlined kernel function.
14556 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14558 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14559 (ISA_HAS_DLSA): Ditto.
14561 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14563 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14565 2016-05-16 Nathan Sidwell <nathan@acm.org>
14567 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14568 (nvptx_name_replacement): Restore. Add comment.
14569 (write_fn_proto, write_fn_proto_from_insn,
14570 nvptx_output_call_insn): Restore
14571 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14573 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14575 * config/aarch64/aarch64.md
14576 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14577 (add<mode>3_compareC_imm): Likewise.
14578 (<optab>si3_uxtw): Split into register and immediate variants.
14579 (andsi3_compare0_uxtw): Likewise.
14580 (and<mode>3_compare0): Likewise.
14581 (and<mode>3nr_compare0): Likewise.
14582 (stack_protect_test_<mode>): Don't use %x for memory operands.
14584 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14586 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14588 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14590 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14591 Split integer shifts into shift_reg and bfm.
14592 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14593 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14594 (ror<mode>3_insn): Likewise.
14595 (<optab>si3_insn_uxtw): Likewise.
14596 (<optab><mode>3_insn): Change to rotate_imm.
14597 (extr<mode>5_insn_alt): Likewise.
14598 (extrsi5_insn_uxtw): Likewise.
14599 (extrsi5_insn_uxtw_alt): Likewise.
14601 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14603 * doc/tm.texi: Regenerate.
14604 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14605 (TARGET_INVALID_RETURN_TYPE): Remove.
14606 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14607 TARGET_INVALID_RETURN_TYPE.
14608 * target.def (invalid_parameter_type): Remove.
14609 (invalid_return_type): Remove.
14611 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14613 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14614 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14616 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14618 (preserve_function_body_p): No need to preserve function body
14619 * cif-codes.def (CIF_THUNK): Remove.
14620 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14622 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14624 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14626 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14628 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14631 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14633 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14634 (inline_small_functions): Do not look for function symbol when
14637 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14639 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14642 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14643 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14644 Jiong Wang <jiong.wang@arm.com>
14646 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14647 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14648 Define __ARM_FP16_ARGS when appropriate.
14649 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14651 (arm_invalid_return_type): Likewise.
14652 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14653 (TARGET_INVALID_RETURN_TYPE): Remove.
14654 (aapcs_vfp_sub_candidate): Allow HFmode.
14655 (aapcs_vfp_allocate): Add comment. Support HFmode.
14656 (aapcs_vfp_allocate_return_reg): Likewise.
14657 (struct aapcs_cp_arg_layout): Slightly reword comments for
14658 is_return_candidate and allocate_return_reg.
14659 (output_mov_vfp): Update assert.
14660 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14662 (arm_invalid_parameter_type): Remove.
14663 (amr_invalid_return_type): Remove.
14664 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14665 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14666 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14668 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14670 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14671 * config/aarch64/arch64-protos.h
14672 (aarch64_legitimize_reload_address): Remove.
14673 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14676 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14678 * configure.ac: Add ACX_NONCANONICAL_HOST.
14679 * configure: Regenerate.
14680 * Makefile.in: Set host_noncanonical.
14682 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14685 * config/i386/i386.md (*movtf_internal): Before register allocation,
14686 do not allow FP constants for CM_MEDIUM memory model, allow only
14687 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14688 (*movxf_internal): Ditto.
14689 (*movdf_internal): Ditto.
14690 (*movsf_internal): Ditto.
14692 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14694 PR rtl-optimization/67483
14695 * combine.c (make_compound_operation): Don't call extract_left_shift
14696 with negative shift amounts.
14698 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14701 * fold-const.c (fold_checksum_tree): Allow modification
14702 of TYPE_ALIAS_SET during folding.
14704 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14705 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14706 (ix86_split_to_parts): Likewise. Fix up formatting.
14708 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14710 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14711 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14714 2016-05-13 Nathan Sidwell <nathan@acm.org>
14716 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14717 (nvptx_name_replacement): Delete.
14718 (write_fn_proto, write_fn_proto_from_insn,
14719 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14720 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14721 * langhooks.c (add_builtin_funcction_common): Call
14722 targetm.mangle_decl_assembler_name.
14724 * config/nvptx/nvptx.c (write_fn_proto): Handle
14725 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14727 2016-05-13 Martin Liska <mliska@suse.cz>
14729 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14730 and PRIu64 in printf format.
14732 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14734 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14737 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14739 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14740 Change --param max-completely-peeled-times to
14741 --param max-completely-peel-times in dump file printing.
14743 2016-05-13 Richard Biener <rguenther@suse.de>
14745 PR tree-optimization/42587
14746 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14747 (find_bswap_or_nop_1): Likewise.
14748 (bswap_replace): Likewise.
14750 2016-05-13 Martin Liska <mliska@suse.cz>
14752 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14753 Initialize a variable with default value.
14755 2016-05-13 Martin Liska <mliska@suse.cz>
14757 * doc/invoke.texi: Enhance explanation of error recovery
14760 2016-05-13 Martin Liska <mliska@suse.cz>
14762 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14763 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14764 (iv_inv_expr_ent *).
14765 (struct iv_inv_expr_ent): Comment struct fields.
14766 (sort_iv_inv_expr_ent): New function.
14767 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14768 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14769 a hash_map between iv_inv_expr_ent and number of usages.
14770 (niter_for_exit): Fix coding style.
14771 (tree_ssa_iv_optimize_init): Use renamed variable.
14772 (determine_base_object): Fix coding style.
14773 (alloc_iv): Likewise.
14774 (find_interesting_uses_outside): Likewise.
14775 (add_candidate_1): Likewise.
14776 (add_standard_iv_candidates): Likewise.
14777 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14778 (prepare_decl_rtl): Fix coding style.
14779 (get_address_cost): Likewise.
14780 (get_shiftadd_cost): Likewise.
14781 (force_expr_to_var_cost): Likewise.
14782 (compare_aff_trees): Likewise.
14783 (get_expr_id): Restructure the function.
14784 (get_loop_invariant_expr_id): Renamed to
14785 get_loop_invariant_expr.
14786 (get_computation_cost_at): Replace usage of inv_expr_id with
14788 (get_computation_cost): Likewise.
14789 (determine_group_iv_cost_generic): Likewise.
14790 (determine_group_iv_cost_address): Likewise.
14791 (iv_period): Fix coding style.
14792 (iv_elimination_compare_lt): Likewise.
14793 (may_eliminate_iv): Likewise.
14794 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14796 (determine_group_iv_costs): Dump invariant expressions.
14797 (iv_ca_recount_cost): Use the newly added hash_map.
14798 (iv_ca_set_remove_invariants): Fix coding style.
14799 (iv_ca_set_add_invariants): Fix coding style.
14800 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14802 (iv_ca_set_cp): Likewise.
14803 (iv_ca_new): Initialize the newly added hash_map and remove
14804 initialization of fields.
14805 (iv_ca_free): Delete the hash_map.
14806 (iv_ca_dump): Dump invariant expressions.
14807 (iv_ca_extend): Fix coding style.
14808 (try_add_cand_for): Likewise.
14809 (create_new_ivs): Dump information about # of avg iterations and
14810 # of used invariant expressions.
14811 (rewrite_use_compare): Fix coding style.
14812 (free_loop_data): Set default value for max_inv_expr_id.
14814 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14816 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14817 returned value cse_cfg_altered computation.
14818 (rest_of_handle_cse2): Likewise.
14819 (rest_of_handle_cse_after_global_opts): Likewise.
14821 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14824 * config/arm/arm.c (arm32_output_mi_thunk): New.
14825 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14826 to split Thumb1 vs TARGET_32BIT functionality.
14827 (arm_thumb1_mi_thunk): New.
14829 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14831 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14834 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14837 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14839 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14841 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14842 (expand_builtin_trap): Emit a regular call.
14843 (set_builtin_user_assembler_name): Remove obsolete cases.
14844 * dse.c (scan_insn): Adjust.
14845 * except.c: Include calls.h.
14846 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14847 emit a regular call to setjmp.
14848 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14849 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14850 (emit_block_move_via_libcall): Delete.
14851 (block_move_fn): Delete.
14852 (init_block_move_fn): Likewise.
14853 (emit_block_move_libcall_fn): Likewise.
14854 (emit_block_op_via_libcall): New function.
14855 (set_storage_via_libcall): Tidy up and use memset builtin.
14856 (block_clear_fn): Delete.
14857 (init_block_clear_fn): Likewise.
14858 (clear_storage_libcall_fn): Likewise.
14859 (expand_assignment): Call emit_block_move_via_libcall.
14860 Do not include gt-expr.h.
14861 * expr.h (emit_block_op_via_libcall): Declare.
14862 (emit_block_copy_via_libcall): New inline function.
14863 (emit_block_move_via_libcall): Likewise.
14864 (emit_block_comp_via_libcall): Likewise.
14865 (block_clear_fn): Delete.
14866 (init_block_move_fn): Likewise.
14867 (init_block_clear_fn): Likewise.
14868 (emit_block_move_via_libcall): Likewise.
14869 (set_storage_via_libcall): Add default parameter value.
14870 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14871 (abort_libfunc): Delete.
14872 (memcpy_libfunc): Likewise.
14873 (memmove_libfunc): Likewise.
14874 (memcmp_libfunc): Likewise.
14875 (memset_libfunc): Likewise.
14876 (setbits_libfunc): Likewise.
14877 (setjmp_libfunc): Likewise.
14878 (longjmp_libfunc): Likewise.
14879 (profile_function_entry_libfunc): Likewise.
14880 (profile_function_exit_libfunc): Likewise.
14881 (gcov_flush_libfunc): Likewise.
14882 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14883 and DECL_VISIBILITY on the declaration.
14884 (init_optabs): Do not initialize obsolete libfuncs.
14885 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14886 * tree-core.h (ECF_RET1): Define.
14887 (ECF_TM_PURE): Adjust.
14888 (ECF_TM_BUILTIN): Likewise.
14889 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14890 (build_common_builtin_nodes): Initialize abort builtin.
14891 Add ECF_RET1 on memcpy, memmove and memset builtins.
14892 Pass final flags for alloca and alloca_with_align builtins.
14893 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14895 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14896 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14897 set_storage_via_libcall and call emit_block_copy_via_libcall.
14899 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14901 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14902 DImode before it is passed to ix86_output_call_operand.
14903 (*call_value_got_x32): Ditto for operand 1.
14905 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14907 PR rtl-optimization/70904
14908 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14909 reload for wide mode.
14911 2016-05-12 Marek Polacek <polacek@redhat.com>
14914 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14915 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14916 * langhooks.h (incomplete_type_error): Likewise.
14917 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14918 parameter, pass it down to incomplete_type_error.
14919 * tree.h (size_in_bytes): New inline overload.
14920 (size_in_bytes_loc): Renamed from size_in_bytes.
14922 2016-05-12 Richard Biener <rguenther@suse.de>
14924 PR tree-optimization/71059
14925 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14926 nary before looking up or entering the expression into the VN
14928 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14929 Make sure to re-use NARYs without result as inserted by
14932 2016-05-12 Richard Biener <rguenther@suse.de>
14934 PR tree-optimization/71062
14935 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14937 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14938 vars_contains_restrict if the var is a restrict tag.
14939 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14940 do not disambiguate pointers against it.
14941 (dump_points_to_solution): Re-structure and adjust for new
14942 vars_contains_restrict flag.
14943 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14945 2016-05-12 Martin Liska <mliska@suse.cz>
14947 * doc/invoke.texi: Explain connection between
14948 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14950 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14952 PR tree-optimization/71006
14953 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14954 consider COND_EXPR as a mask producer.
14956 2016-05-12 Marek Polacek <polacek@redhat.com>
14959 * opts.c (common_handle_option): Detect missing argument for --help^.
14961 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14964 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14965 when popping the PC and within an interrupt handler routine.
14966 Add missing tab to output of "ldmfd".
14967 (output_return_instruction): Output LDMFD with SP update rather
14968 than POP when returning from interrupt handler.
14970 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14972 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14973 TARGET_64BIT && TARGET_AVX512DQ.
14974 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14975 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14976 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14977 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14978 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14979 (*vec_extractv4si_zext): Add avx512dq alternative.
14980 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14981 use v instead of x constraint in other alternatives where possible.
14983 * config/i386/sse.md (sse2_loadld): Use v instead of x
14984 constraint in alternatives 0,1,4.
14986 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14987 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14988 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14991 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14992 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14993 is not emitted unless TARGET_AVX512BW.
14994 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14995 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14996 for the result operand.
14998 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14999 constraint instead of x in avx alternatives. Use maybe_evex instead
15002 * config/i386/constraints.md (Yv): New constraint.
15003 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15004 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15005 * config/i386/i386.md (avx512fvecmode): New mode attr.
15006 (*pushtf): Use v constraint instead of x.
15007 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15008 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15009 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15010 (*absnegtf2_sse): Likewise.
15011 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15012 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15013 avx512f alternatives.
15014 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15016 2016-05-12 Richard Biener <rguenther@suse.de>
15018 PR tree-optimization/71060
15019 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15020 require exact match of DR_BASE_OBJECT but only matching address and
15023 2016-05-12 Richard Biener <rguenther@suse.de>
15025 PR tree-optimization/70986
15026 * cfganal.c: Include cfgloop.h.
15027 (dfs_find_deadend): Prefer to take edges exiting loops.
15029 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15031 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15032 compile and run time.
15034 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15037 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15039 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15041 * config/i386/i386.c (legitimize_pic_address): Use
15042 copy_to_suggested_reg instead of gen_movsi.
15044 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15046 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15047 the code into quad_address_p and call it to share code with
15048 vsx_quad_dform_memory_operand.
15049 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15051 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15052 bit instead of being a separate word. Split -mpower9-dform into
15053 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15054 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15055 for the register class supporting 128-bit quad word memory offsets.
15056 (mode_supports_vsx_dform_quad): Helper function to return if the
15057 register class uses quad word memory offsets.
15058 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15059 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15060 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15061 instructions are enabled, set up the appropriate addr_masks for
15063 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15064 -mpower9-dform-scalar, instead of -mpower9-dform.
15065 (rs6000_option_override_internal): Split -mpower9-dform into two
15066 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15067 -mpower9-dform switch sets or clears both. If we are not using
15068 the LRA register allocator, do not enable -mpower9-dform-vector by
15069 default. If we are using LRA, enable -mpower9-dform-vector and
15070 -mvsx-timode if it is appropriate. Issue a warning if either
15071 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15073 (quad_address_offset_p): New helper function to return if the
15074 offset is legal for quad word memory instructions.
15075 (quad_address_p): New function to determin if GPR or vector
15076 register quad word memory addresses are legal.
15077 (mem_operand_gpr): Validate quad word address offsets.
15078 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15079 d-form (register + offset) instructions.
15080 (offsettable_ok_by_alignment): Likewise.
15081 (rs6000_legitimate_offset_address_p): Likewise.
15082 (legitimate_lo_sum_address_p): Likewise.
15083 (rs6000_legitimize_address): Likewise.
15084 (rs6000_legitimize_reload_address): Add more debug statements for
15086 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15087 d-form instructions.
15088 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15089 d-form instructions. Distinguish different cases in debug
15090 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15091 d-form instructions.
15092 (rs6000_preferred_reload_class): Likewise.
15093 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15094 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15095 of the ISA 2.06 indexed memory instructions.
15096 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15097 use them to save/restore the saved vector registers instead of
15098 using Altivec instructions.
15099 (rs6000_emit_epilogue): Likewise.
15100 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15101 (rs6000_opt_masks): Split -mpower9-dform into
15102 -mpower9-dform-scalar and -mpower9-dform-vector.
15103 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15105 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15106 ISA 3.0 vector indexed memory instructions, and fold the code into
15107 the normal mov<mode> patterns.
15108 (p9_vecstore_<mode>): Likewise.
15109 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15111 (vsx_movti_64bit): Likewise.
15112 (vsx_movti_32bit): Likewise.
15113 * config/rs6000/constraints.md (wO constraint): New constraint for
15114 ISA 3.0 vector d-form support.
15115 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15116 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15117 include -mpower9-dform-vector until we switch over to LRA.
15118 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15119 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15120 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15121 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15122 for -mpower9-dform and -mlra.
15123 * doc/md.texi (wO constraint): Document wO constraint.
15125 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15127 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15128 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15129 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15130 Move handling of non-insn arguments inline into the sole user:
15131 (output_trans_func): ...here.
15132 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15133 in emitted function prototype.
15134 (output_internal_insn_latency_func): Ditto. Simplify.
15135 (output_internal_maximal_insn_latency_func): Ditto. Delete
15136 always-unused argument.
15137 (output_insn_latency_func): Ditto.
15138 (output_maximal_insn_latency_func): Ditto.
15140 2016-05-11 Richard Biener <rguenther@suse.de>
15142 PR tree-optimization/71055
15143 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15144 sth with precision not equal to access size verify we don't chop
15147 2016-05-11 Richard Biener <rguenther@suse.de>
15150 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15151 (dwarf2out_finish): Move retry_incomplete_types call ...
15152 (dwarf2out_early_finish): ... here.
15154 2016-05-11 Richard Biener <rguenther@suse.de>
15156 PR middle-end/71002
15157 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15158 if the langhook insists on it.
15159 * fold-const.c (make_bit_field_ref): Add arg for the original
15160 reference and preserve its alias-set.
15161 (decode_field_reference): Take exp by reference and adjust it
15162 to the original memory reference.
15163 (optimize_bit_field_compare): Adjust callers.
15164 (fold_truth_andor_1): Likewise.
15165 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15167 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15169 PR middle-end/70807
15170 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15171 * cfgrtl.c (delete_insn_and_edges): Likewise.
15172 * config/i386/i386.c (convert_scalars_to_vector): Remove
15174 * cse.c (cse_insn): Compute cse_cfg_altered.
15175 (delete_trivially_dead_insns): Likewise.
15176 (cse_cc_succs): Likewise.
15177 (rest_of_handle_cse): Free dominance info if required.
15178 (rest_of_handle_cse2): Likewise.
15179 (rest_of_handle_cse_after_global_opts): Likewise.
15181 2016-05-11 Alan Modra <amodra@gmail.com>
15183 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15184 abi_v4_pass_in_fpr): New functions.
15185 (rs6000_function_arg_boundary): Exclude complex IBM long double
15186 from 64-bit alignment when ABI_V4.
15187 (rs6000_function_arg, rs6000_function_arg_advance_1,
15188 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15190 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15192 PR rtl-optimization/71028
15193 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15194 jump with just a return in the fallthrough block if the branch
15195 block contains just a return as well.
15197 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15199 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15200 * match.pd ((X & Y) ^ Y): ... this.
15201 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15202 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15204 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15206 * read-md.c (require_char_ws): New function.
15207 (read_string): Simplify using require_char_ws.
15208 (handle_constants): Likewise.
15209 (handle_enum): Likewise.
15210 (handle_file): Likewise.
15211 * read-md.h (require_char_ws): New declaration.
15212 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15213 (read_mapping): Likewise.
15214 (read_rtx_code): Likewise.
15215 (read_nested_rtx): Likewise.
15217 2016-05-10 James Norris <jnorris@codesourcery.com>
15219 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15220 if offloading is enabled and -fopenacc or -fopenmp is specified.
15221 (CRTOFFLOADEND): Likewise.
15222 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15223 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15225 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15227 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15228 gotoff_operand code paths. Use copy_to_suggested_regs and
15229 expand_simple_binop where appropriate. Cleanup.
15231 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15234 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15236 (dimode_scalar_chain::vector_const_cost): New.
15237 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15238 (dimode_scalar_chain::convert_op): Likewise.
15239 (dimode_scalar_chain::convert_insn): Likewise.
15241 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15243 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15244 unary operation, not a binary one.
15246 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15248 PR middle-end/70877
15249 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15250 calls with type casted fndecl.
15252 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15254 PR tree-optimization/70786
15255 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15256 * calls.c (initialize_argument_information): Bind bounds
15257 with corresponding args passed by reference.
15259 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15262 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15263 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15264 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15267 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15270 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15271 code for a zero scale factor.
15272 (vsx_xvcvdpuxds_scale): Likewise.
15274 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15276 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15277 if show_ruler_p was set on the context.
15278 (layout::show_ruler): New method.
15279 * diagnostic.h (struct diagnostic_context): Add field
15282 2016-05-10 Richard Biener <rguenther@suse.de>
15284 PR tree-optimization/71039
15285 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15286 (chk_uses): New function.
15287 (propagate_with_phi): Verify we can safely replicate the lhs of an
15288 aggregate assignment on all incoming edges.
15290 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15292 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15294 (rx_atomic_sequence): New class.
15295 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15296 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15298 (rx_atomic_sequence::rx_atomic_sequence,
15299 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15300 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15301 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15302 CTRLREG_INTB): New constants.
15303 (FETCHOP): New code iterator.
15304 (fethcop_name, fetchop_name2): New iterator code attributes.
15305 (QIHI): New mode iterator.
15306 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15307 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15308 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15310 2016-05-10 Martin Liska <mliska@suse.cz>
15312 * tree-inline.c (remap_dependence_clique): Do not remap
15313 debugging statements.
15315 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15317 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15318 ("*fixuns_truncdfdi2_z13")
15319 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15320 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
15321 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
15323 2016-05-10 Richard Biener <rguenther@suse.de>
15325 PR tree-optimization/70497
15326 PR tree-optimization/28367
15327 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
15329 (visit_reference_op_load): ... here.
15330 (vn_reference_lookup_3): Use it to handle subreg-like accesses
15331 with simplified BIT_FIELD_REFs.
15332 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
15333 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
15336 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15338 * dwarf2out.c (add_abstract_origin_attribute): Adjust
15339 documentation comment. For BLOCK nodes, add a
15340 DW_AT_abstract_origin attribute that points to the DIE generated
15341 for the origin BLOCK.
15342 (gen_lexical_block_die): Call add_abstract_origin_attribute for
15343 blocks from inlined functions.
15345 2016-05-10 Alan Modra <amodra@gmail.com>
15348 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
15349 regrename modifying insns saving lr before __morestack call.
15350 * config/rs6000/rs6000.md (split_stack_return): Similarly for
15351 insns restoring lr after __morestack call.
15353 2016-05-09 Jakub Jelinek <jakub@redhat.com>
15355 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
15356 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
15358 * config/i386/sse.md (vec_interleave_high<mode>,
15359 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
15360 <avx512>_vpermt2var<mode>3_maskz): Likewise.
15362 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15364 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
15365 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
15366 parallel reassociation for power8 and forward.
15368 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
15370 * config/i386/i386.md (absneg splitters with general regs): Use
15371 general_reg_operand predicate.
15372 (btsq peephole2): Use x86_64_immediate_operand to check if new
15373 value is suitable for immediate operand. Generate emitted insn
15374 using RTL expressions.
15375 (btcq peephole2): Ditto.
15376 (btrq peephole2): Ditto. Generate correct immediate operand
15379 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15381 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
15384 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15386 * tree-affine.c (wide_int_constant_multiple_p): Add missing
15387 pointer dereference.
15389 2016-05-09 Richard Biener <rguenther@suse.de>
15391 PR tree-optimization/70985
15392 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
15393 op0 isn't a gimple register.
15395 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
15397 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
15398 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
15399 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
15400 (i6400_fpu_mult): New cpu units.
15401 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
15402 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
15403 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
15404 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
15405 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
15406 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
15407 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
15408 (i6400_msa_long_float4, i6400_msa_long_float5)
15409 (i6400_msa_long_float8, i6400_msa_fdiv_df)
15410 (i6400_msa_fdiv_sf): New reservations.
15411 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
15412 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
15413 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
15414 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
15415 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
15416 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
15417 (msa_short_cmp, msa_short_float2, msa_short_logic3)
15418 (msa_short_store4, msa_long_load, msa_short_store)
15419 (msa_long_logic, msa_long_float2, msa_long_float4)
15420 (msa_long_float5, msa_long_float8, msa_long_mult)
15421 (msa_long_fdiv, msa_long_div): New reservations.
15423 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
15424 Sameera Deshpande <sameera.deshpande@imgtec.com>
15425 Matthew Fortune <matthew.fortune@imgtec.com>
15426 Graham Stott <graham.stott@imgtec.com>
15427 Chao-ying Fu <chao-ying.fu@imgtec.com>
15429 * config.gcc: Add MSA header file for mips*-*-* target.
15430 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
15431 (Ubv8i, Urv8): New constraints.
15432 * config/mips/mips-ftypes.def: Add function types for MSA
15434 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
15435 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
15436 * config/mips/mips-msa.md: New file.
15437 * config/mips/mips-protos.h
15438 (mips_split_128bit_const_insns): New prototype.
15439 (mips_msa_idiv_insns): Likewise.
15440 (mips_split_128bit_move): Likewise.
15441 (mips_split_128bit_move_p): Likewise.
15442 (mips_split_msa_copy_d): Likewise.
15443 (mips_split_msa_insert_d): Likewise.
15444 (mips_split_msa_fill_d): Likewise.
15445 (mips_expand_msa_branch): Likewise.
15446 (mips_const_vector_same_val_p): Likewise.
15447 (mips_const_vector_same_bytes_p): Likewise.
15448 (mips_const_vector_same_int_p): Likewise.
15449 (mips_const_vector_shuffle_set_p): Likewise.
15450 (mips_const_vector_bitimm_set_p): Likewise.
15451 (mips_const_vector_bitimm_clr_p): Likewise.
15452 (mips_msa_vec_parallel_const_half): Likewise.
15453 (mips_msa_output_division): Likewise.
15454 (mips_ldst_scaled_shift): Likewise.
15455 (mips_expand_vec_cond_expr): Likewise.
15456 * config/mips/mips.c (enum mips_builtin_type): Add
15457 MIPS_BUILTIN_MSA_TEST_BRANCH.
15458 (mips_gen_const_int_vector_shuffle): New prototype.
15459 (mips_const_vector_bitimm_set_p): New function.
15460 (mips_const_vector_bitimm_clr_p): Likewise.
15461 (mips_const_vector_same_val_p): Likewise.
15462 (mips_const_vector_same_bytes_p): Likewise.
15463 (mips_const_vector_same_int_p): Likewise.
15464 (mips_const_vector_shuffle_set_p): Likewise.
15465 (mips_symbol_insns): Forbid loading symbols via immediate for
15467 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15469 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15471 (mips_lx_address_p): Add support load indexed address for MSA.
15472 (mips_address_insns): Add calculation of instructions needed for
15473 stores and loads for MSA.
15474 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15475 CONST_VECTOR for MSA and let it fall through.
15476 (mips_ldst_scaled_shift): New function.
15477 (mips_subword_at_byte): Likewise.
15478 (mips_msa_idiv_insns): Likewise.
15479 (mips_legitimize_move): Validate MSA moves.
15480 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15481 calculation of costs for MSA division.
15482 (mips_split_move_p): Check if MSA moves need splitting.
15483 (mips_split_move): Split MSA moves if necessary.
15484 (mips_split_128bit_move_p): New function.
15485 (mips_split_128bit_move): Likewise.
15486 (mips_split_msa_copy_d): Likewise.
15487 (mips_split_msa_insert_d): Likewise.
15488 (mips_split_msa_fill_d): Likewise.
15489 (mips_output_move): Handle MSA moves.
15490 (mips_expand_msa_branch): New function.
15491 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15492 Reinstate 'y' modifier.
15493 (mips_file_start): Add MSA .gnu_attribute.
15494 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15496 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15497 (mips_class_max_nregs): Add register size for MSA supported mode.
15498 (mips_cannot_change_mode_class): Allow conversion between MSA
15499 vector modes and TImode.
15500 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15502 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15503 (mips_preferred_simd_mode): Add preffered modes for MSA.
15504 (mips_vector_mode_supported_p): Add MSA supported modes.
15505 (mips_autovectorize_vector_sizes): New function.
15506 (mips_msa_output_division): Likewise.
15507 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15508 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15509 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15510 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15511 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15512 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15513 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15514 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15515 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15516 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15517 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15518 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15519 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15520 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15521 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15522 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15523 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15524 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15525 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15526 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15527 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15528 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15529 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15530 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15531 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15532 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15533 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15534 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15535 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15536 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15537 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15538 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15539 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15540 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15541 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15542 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15543 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15544 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15545 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15546 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15547 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15548 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15549 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15550 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15551 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15552 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15553 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15554 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15555 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15556 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15557 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15558 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15559 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15560 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15561 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15562 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15563 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15564 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15565 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15566 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15567 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15568 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15569 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15570 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15571 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15572 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15573 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15574 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15575 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15576 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15577 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15578 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15579 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15580 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15581 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15582 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15583 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15584 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15585 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15586 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15587 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15588 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15589 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15590 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15591 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15592 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15593 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15594 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15595 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15596 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15597 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15598 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15599 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15600 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15601 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15602 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15603 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15604 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15605 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15606 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15607 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15608 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15609 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15610 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15611 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15612 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15613 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15614 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15615 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15616 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15617 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15618 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15619 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15620 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15621 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15622 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15623 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15624 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15625 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15626 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15627 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15628 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15629 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15630 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15631 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15632 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15633 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15634 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15635 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15636 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15637 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15638 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15639 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15640 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15641 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15642 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15643 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15644 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15645 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15646 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15647 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15648 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15649 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15650 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15651 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15652 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15653 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15654 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15655 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15656 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15657 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15659 (mips_get_builtin_decl_index): New array.
15660 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15661 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15662 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15663 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15664 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15666 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15668 (mips_expand_builtin_insn): Prepare operands for
15669 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15670 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15671 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15672 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15673 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15674 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15675 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15676 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15677 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15678 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15679 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15680 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15681 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15682 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15683 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15684 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15685 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15686 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15687 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15688 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15689 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15690 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15691 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15692 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15693 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15694 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15695 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15696 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15697 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15698 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15699 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15700 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15701 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15702 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15703 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15704 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15705 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15706 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15707 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15708 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15709 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15710 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15711 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15712 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15713 These are set implicitly and an error is reported if overridden.
15714 (mips_expand_builtin_msa_test_branch): New function.
15715 (mips_expand_msa_shuffle): Likewise.
15716 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15717 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15718 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15719 (mips_expand_vec_unpack): Add support for MSA.
15720 (mips_expand_vector_init): Likewise.
15721 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15722 instead of const0_rtx.
15723 (mips_msa_vec_parallel_const_half): New function.
15724 (mips_gen_const_int_vector): Likewise.
15725 (mips_gen_const_int_vector_shuffle): Likewise.
15726 (mips_expand_msa_cmp): Likewise.
15727 (mips_expand_vec_cond_expr): Likewise.
15728 * config/mips/mips.h
15729 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15730 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15732 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15733 (ISA_HAS_MSA): New macro.
15734 (UNITS_PER_MSA_REG): Likewise.
15735 (BITS_PER_MSA_REG): Likewise.
15736 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15737 (MSA_REG_FIRST): New macro.
15738 (MSA_REG_LAST): Likewise.
15739 (MSA_REG_NUM): Likewise.
15740 (MSA_REG_P): Likewise.
15741 (MSA_REG_RTX_P): Likewise.
15742 (MSA_SUPPORTED_MODE_P): Likewise.
15743 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15744 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15745 * config/mips/mips.md: Include mips-msa.md.
15746 (alu_type): Add simd_add.
15747 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15748 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15749 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15750 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15751 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15752 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15753 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15754 simd_move, simd_load, simd_store. Choose "multi" for moves
15756 (qword_mode): New attribute.
15757 (insn_count): Add instruction count for quad moves.
15758 Increase the count for MIPS SIMD division.
15759 (UNITMODE): Add UNITMODEs for vector types.
15760 (addsub): New code iterator.
15761 * config/mips/mips.opt (mmsa): New option.
15762 * config/mips/msa.h: New file.
15763 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15765 * config/mips/mti-linux.h: Likewise.
15766 * config/mips/predicates.md
15767 (const_msa_branch_operand): New constraint.
15768 (const_uimm3_operand): Likewise.
15769 (const_uimm4_operand): Likewise.
15770 (const_uimm5_operand): Likewise.
15771 (const_uimm8_operand): Likewise.
15772 (const_imm5_operand): Likewise.
15773 (aq10b_operand): Likewise.
15774 (aq10h_operand): Likewise.
15775 (aq10w_operand): Likewise.
15776 (aq10d_operand): Likewise.
15777 (const_m1_operand): Likewise.
15778 (reg_or_m1_operand): Likewise.
15779 (const_exp_2_operand): Likewise.
15780 (const_exp_4_operand): Likewise.
15781 (const_exp_8_operand): Likewise.
15782 (const_exp_16_operand): Likewise.
15783 (const_vector_same_val_operand): Likewise.
15784 (const_vector_same_simm5_operand): Likewise.
15785 (const_vector_same_uimm5_operand): Likewise.
15786 (const_vector_same_uimm6_operand): Likewise.
15787 (const_vector_same_uimm8_operand): Likewise.
15788 (par_const_vector_shf_set_operand): Likewise.
15789 (reg_or_vector_same_val_operand): Likewise.
15790 (reg_or_vector_same_simm5_operand): Likewise.
15791 (reg_or_vector_same_uimm6_operand): Likewise.
15792 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15794 * doc/invoke.texi (-mmsa): Document new option.
15796 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15798 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15799 * configure: Regenerate.
15800 * config.in: Regenerate.
15801 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15802 on -fvtable-verify.
15803 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15804 (ENDFILE_VTV_SPEC): Define.
15806 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15808 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15809 registers in all interrupt handlers if necessary.
15810 (rl78_option_override): Add warning.
15811 (MUST_SAVE_MDUC_REGISTERS): New macro.
15812 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15813 * config/rl78/rl78.c (check_mduc_usage): New function.
15814 (mduc_regs): New structure to hold MDUC register data.
15815 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15816 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15817 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15818 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15819 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15820 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15822 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15824 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15825 (tree-ssa-loop-niter.h): Ditto.
15826 (idx_within_array_bound, ref_within_array_bound): New functions.
15827 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15828 Factor out check on writable base object to ...
15829 (base_object_writable): ... here.
15831 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15833 * config/arm/arm.md (probe_stack): Add modes to set source
15836 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15838 * regrename.c (base_reg_class_for_rename): New static function.
15839 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15841 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15843 * cgraph.c (thunk_adjust): Export.
15844 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15845 * cgraphunit.c (thunk_adjust): Export.
15846 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15848 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15850 * tree-inline.c (expand_call_inline): Expand thunks inline.
15852 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15855 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15856 (*sse2_vd_cvtss2sd): Ditto.
15857 * config/i386/i386.md
15858 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15859 Generate *sse2_vd_cvtsd2ss pattern.
15860 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15861 Generate *sse2_vd_cvtss2sd pattern.
15863 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15865 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15866 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15869 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15871 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15872 * config/sh/sh.c: Define and declare variables on first use throughout
15874 (current_function_interrupt): Change to bool type.
15875 (frame_insn): Rename to emit_frame_insn and update users.
15876 (push_regs): Use bool for 'interrupt_handler' argument.
15877 (save_schedule_s): Remove.
15878 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15879 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15880 targetm.asm_out.unaligned_op.di.
15881 (gen_far_branch): Remove redundant forward declaration.
15882 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15883 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15884 (sh_set_return_address, sh_function_ok_for_sibcall,
15885 scavenge_reg): Update comments.
15886 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15887 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15888 (sh_attr_renesas_p): Remove unnecessary parentheses.
15889 (branch_dest): Simplify.
15890 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15891 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15892 (CUMULATIVE_ARGS): Change macro to typedef.
15893 (current_function_interrupt): Change to bool type.
15894 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15895 Surround with __cplusplus ifdef.
15896 (sh_compare_op0, sh_compare_op1): Remove.
15897 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15899 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15901 * config/arm/arm.md: (arch): Add neon.
15902 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15903 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15904 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15905 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15906 attributes for alt renumbering. Mark alt 3 as non-predicable.
15907 (thumb2_movdf_vfp): Likewise.
15909 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15911 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15912 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15913 (*andqi_1): Add preferred_for_speed attribute to disparage
15914 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15915 (*<code>qi_1): Ditto.
15916 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15917 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15918 (*ashlqi3_1): Ditto.
15919 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15920 Add preferred_for_size attribute to disparage alternative 0 and
15921 preferred_for_speed attribute to disparage alternative 1 for
15922 TARGET_PARTIAL_REG_STALL targets.
15924 2016-05-07 Tom de Vries <tom@codesourcery.com>
15926 PR tree-optimization/70956
15927 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15930 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15932 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15933 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15934 * config/sh/sh.md (branch_zero): Remove define_attr.
15935 (define_delay): Disable delay slot if branch distance is one insn.
15937 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15939 * config/i386/i386.md (LEAMODE): New mode attribute.
15940 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15941 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15942 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15943 operand 2 predicate.
15944 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15945 (*lea<mode>_general_3): Ditto.
15946 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15948 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15950 * genmddump.c (main): Convert argv from char ** to const char **.
15952 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15954 * coretypes.h (OVERRIDE): New macro.
15955 (FINAL): New macro.
15957 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15959 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15960 allow coalescing if the types are compatible.
15962 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15964 * pass_manager.h (pass_manager::register_pass_name): New method.
15965 (pass_manager::get_pass_by_name): New method.
15966 (pass_manager::create_pass_tab): New method.
15967 (pass_manager::m_name_to_pass_map): New field.
15968 * passes.c (name_to_pass_map): Delete global in favor of field
15969 "m_name_to_pass_map" of pass_manager.
15970 (register_pass_name): Rename from a function to...
15971 (pass_manager::register_pass_name): ...this method, updating
15972 for renaming of global "name_to_pass_map" to field
15973 "m_name_to_pass_map".
15974 (create_pass_tab): Rename from a function to...
15975 (pass_manager::create_pass_tab): ...this method, updating
15976 for renaming of global "name_to_pass_map" to field.
15977 (get_pass_by_name): Rename from a function to...
15978 (pass_manager::get_pass_by_name): ...this method.
15979 (enable_disable_pass): Convert use of get_pass_by_name to
15980 a method call, locating the pass_manager singleton.
15982 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15984 * genattr-common.c (main): Convert argv from char ** to const char **.
15985 * genattr.c (main): Likewise.
15986 * genattrtab.c (main): Likewise.
15987 * genautomata.c (initiate_automaton_gen): Likewise.
15989 * gencodes.c (main): Likewise.
15990 * genconditions.c (main): Likewise.
15991 * genconfig.c (main): Likewise.
15992 * genconstants.c (main): Likewise.
15993 * genemit.c (main): Likewise.
15994 * genenums.c (main): Likewise.
15995 * genextract.c (main): Likewise.
15996 * genflags.c (main): Likewise.
15997 * genmddeps.c (main): Likewise.
15998 * genopinit.c (main): Likewise.
15999 * genoutput.c (main): Likewise.
16000 * genpeep.c (main): Likewise.
16001 * genpreds.c (main): Likewise.
16002 * genrecog.c (main): Likewise.
16003 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16004 (init_rtx_reader_args): Likewise.
16005 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16006 (init_rtx_reader_args): Likewise.
16007 * gentarget-def.c (main): Likewise.
16008 * read-md.c (read_md_files): Likewise.
16009 * read-md.h (read_md_files): Likewise.
16011 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16013 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16014 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16015 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16016 Remove unused predicate.
16017 (register_and_not_fp_reg_operand): Ditto.
16019 2016-05-06 Martin Liska <mliska@suse.cz>
16021 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16022 instead of vec as the vector is local to the function.
16024 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16026 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16027 avx512bw alternative.
16029 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16030 before the ashr<mode>3 pattern.
16032 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16033 v instead of x in vex or maybe_vex alternatives, use
16034 maybe_evex instead of vex in prefix.
16036 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16037 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16038 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16039 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16042 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16043 v instead of x in vex or maybe_vex alternatives, use
16044 maybe_evex instead of vex in prefix.
16046 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16047 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16048 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16049 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16050 alternatives, use maybe_evex instead of vex in prefix.
16052 * config/i386/sse.md (vec_interleave_lowv4sf,
16053 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16054 v instead of x in vex or maybe_vex alternatives, use
16055 maybe_evex instead of vex in prefix.
16057 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16058 v instead of x in vex or maybe_vex alternatives, use
16059 maybe_evex instead of vex in prefix.
16061 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16062 v constraint instead of x.
16064 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16066 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16067 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16070 2016-05-06 Richard Biener <rguenther@suse.de>
16072 PR tree-optimization/70948
16073 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16074 Properly clobber all fields of va_list for __builtin_va_start.
16076 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16079 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16080 loop latch destination.
16082 2016-05-06 Martin Liska <mliska@suse.cz>
16084 * tree-ssa-uninit.c: Apply manual changes
16085 to the GNU coding style.
16086 (prune_uninit_phi_opnds): Rename from
16087 prune_uninit_phi_opnds_in_unrealizable_paths.
16089 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16091 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16092 mspace): Remove deprecated options.
16093 * doc/invoke.texi (SH options): Remove -mspace.
16095 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16097 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16099 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16101 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16102 corresponding combine split pattern.
16104 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16107 * config/sh/predicates.md (long_displacement_mem_operand): New.
16108 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16109 Add movi20, movi20s alternatives. Adjust length attribute for
16111 (movsi_ie): Allow for any FPU. Adjust length attribute for
16113 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16114 attribute for alternatives.
16115 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16116 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16117 length attribute for alternatives.
16119 2016-05-06 Richard Biener <rguenther@suse.de>
16121 PR tree-optimization/70960
16122 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16124 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16127 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16128 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16130 2016-05-06 Marek Polacek <polacek@redhat.com>
16133 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16135 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16138 * config/sh/sh.md (*rotcr): Add another variant.
16140 2016-05-06 Richard Biener <rguenther@suse.de>
16142 PR middle-end/70931
16143 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16145 2016-05-06 Richard Biener <rguenther@suse.de>
16147 PR middle-end/70941
16148 * fold-const.c (split_tree): Always convert to the original type
16151 2016-05-06 Richard Biener <rguenther@suse.de>
16153 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16154 (fwprop_addr): Likewise.
16156 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16159 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16161 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16162 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16163 the splitter condition.
16164 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16165 the splitter condition.
16166 (FP float_extend load splitter): Ditto.
16168 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16170 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16171 to REGNO in all peephole2 patterns.
16172 (post-reload splitters): Change true_regnum to REGNO in
16173 post-reload splitters.
16174 (zero_extend splitters): Use general_reg_operand and
16175 nonimmediate_gr_operand predicates.
16177 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16179 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16180 v constraint instead of x.
16182 2016-05-05 Alan Modra <amodra@gmail.com>
16185 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16186 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16187 TARGET_NO_FP_IN_TOC for -mrelocatable.
16188 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16189 TARGET_RELOCATABLE test.
16190 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16191 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16192 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16193 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16194 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16195 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16196 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16197 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16198 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16199 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16201 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16202 (rs6000_stack_info): Likewise.
16203 (rs6000_elf_asm_out_constructor): Likewise.
16204 (rs6000_elf_asm_out_destructor): Likewise.
16205 (rs6000_elf_declare_function_name): Likewise.
16206 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16207 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16210 2016-05-05 Alan Modra <amodra@gmail.com>
16212 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16214 2016-05-05 Alan Modra <amodra@gmail.com>
16216 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16217 out-of-line gpr restore for one or two regs if that would add
16220 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16223 * config/i386/i386.md
16224 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16225 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16226 as operand 0 predicate.
16227 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16229 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16230 Ditto. Emit the pattern using RTX.
16232 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16233 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16234 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16235 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16237 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16238 sse_reg_operand as operand 0 predicate.
16240 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16241 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16242 instead of gen_rtx_REG.
16243 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16246 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16248 * function.c (emit_use_return_register_into_block): Delete.
16249 (gen_return_pattern): Delete.
16250 (emit_return_into_block): Delete.
16251 (active_insn_between): Delete.
16252 (convert_jumps_to_returns): Delete.
16253 (emit_return_for_exit): Delete.
16254 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16255 simple_return for shrink-wrapped blocks.
16256 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16257 end of blocks that need one.
16258 (get_unconverted_simple_return): Delete.
16259 (convert_to_simple_return): Delete.
16260 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16261 (convert_to_simple_return): Ditto.
16263 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16265 * cfgcleanup.c (bb_is_just_return): New function.
16266 (try_optimize_cfg): Simplify jumps to return, branches to return,
16267 and branches around return.
16269 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16271 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16272 branch to a return.
16274 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16278 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16279 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16280 assert flags & OEP_HASH_CHECK, instead of asserting it
16281 never happens. Handle TARGET_EXPR.
16282 * fold-const.c (operand_equal_p): For hash verification,
16283 or in OEP_HASH_CHECK into flags.
16285 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16287 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16289 (compute_samebase_partition_bases): Fix typo.
16291 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16293 * config/i386/sse.md (vec_interleave_highv8sf,
16294 vec_interleave_lowv8sf, vec_interleave_highv4df,
16295 vec_interleave_lowv4df): Remove constraints from expanders.
16297 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16299 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16301 * tree-inline.c (expand_call_inline): Fix path dealing with
16302 making lhs of call statement undefined.
16304 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16306 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16307 Check availability on NODE, too.
16308 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16309 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16310 (varpool_node::call_for_symbol_and_aliase): Likewise.
16311 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16312 (propagate_pure_const): Propagate across interposable functions, too.
16313 (skip_function_for_local_pure_const): Do not skip interposable bodies
16315 (pass_local_pure_const::execute): Update.
16317 2016-05-04 Marek Polacek <polacek@redhat.com>
16319 * doc/invoke.texi: Document -Wdangling-else.
16321 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16323 * config.gcc: Error out when conflicting multilib is detected. Do not
16324 loop over multilibs since no combination is legal.
16326 2016-05-04 Alan Modra <amodra@gmail.com>
16328 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
16329 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
16330 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16333 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
16335 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
16336 Clean up p5600 comments.
16338 2016-05-04 Richard Biener <rguenther@suse.de>
16340 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
16341 constructor simplifications.
16342 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
16344 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
16346 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
16347 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
16348 result.set_rtx is null instead of aborting.
16349 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
16351 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
16352 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
16353 *mov<mode>_store_postinc): New patterns.
16355 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
16357 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
16358 as commutative. Check both conversions are NOP.
16359 ((A & B) OP (C & B)): Remove.
16361 2016-05-04 Alan Modra <amodra@gmail.com>
16363 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
16365 2016-05-04 Alan Modra <amodra@gmail.com>
16368 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
16369 when cr2,3,4 are all fixed regs.
16371 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
16373 PR rtl-optimization/57193
16374 * opts.c (default_options_table): Revert OPT_frename_registers change.
16375 * doc/invoke.texi (-frename-registers, -O2): Likewise.
16377 2016-05-03 Martin Sebor <msebor@redhat.com>
16380 * builtins.c (fold_builtin_FILE): New function.
16381 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
16382 (fold_builtin_0): Call them.
16383 * gimplify.c (gimplify_call_expr): Remove the handling of
16384 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
16387 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
16388 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
16392 * doc/extend.texi (Function Names as Strings): Update __func__,
16393 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
16396 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16397 Richard Biener <rguenther@suse.de>
16399 PR tree-optimization/70916
16400 * tree-if-conv.c: Include cfganal.h.
16401 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
16402 and remove_fake_exit_edges around the optimization pass.
16404 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
16406 * cgraph.c (symbol_table::create_edge): Set inline_failed.
16407 (cgraph_edge::make_direct): Likewise.
16408 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
16409 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
16410 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
16411 (CIF_THUNK): New code.
16412 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
16413 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
16414 (compute_inline_parameters): Set inline_failed for thunks.
16415 (inline_analyze_function): Cleanup.
16416 * ipa-inline.c (can_inline_edge_p): Do not deal with
16417 call_stmt_cannot_inline_p.
16418 (can_early_inline_edge_p): Likewise.
16419 (early_inliner): Initialize inline_failed.
16420 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
16422 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
16424 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
16425 from nonimm_ssenomem_operand.
16426 (nonimm_ssenomem_operand): New predicate.
16427 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
16428 as operand 0 predicate.
16429 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
16430 Disable unsupported alternatives using "enabled" attribute.
16431 Use register_ssemem_operand as operand 0 predicate.
16432 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
16434 2016-05-03 Marek Polacek <polacek@redhat.com>
16437 * input.c (expansion_point_location): New function.
16438 * input.h (expansion_point_location): Declare.
16440 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
16442 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
16443 occurence with frame_offset_ ones.
16445 2016-05-03 Alan Modra <amodra@gmail.com>
16447 PR rtl-optimization/70890
16448 * ira.c (combine_and_move_insns): When moving def_insn, remove
16449 equivs on use_insn.
16451 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
16453 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
16454 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16455 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16456 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16458 2016-05-03 Alan Modra <amodra@gmail.com>
16460 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16461 for SAVE_MULTIPLE/STORE_MULTIPLE.
16463 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16465 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16466 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16468 2016-05-03 Richard Biener <rguenther@suse.de>
16470 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16472 (gimplify_arg): Likewise.
16473 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16474 re-writing the result to a decl if required.
16475 (internal_get_tmp_var): Add allow_ssa parameter
16476 and override into_ssa with it.
16477 (get_formal_tmp_var): Adjust.
16478 (get_initialized_tmp_var): Add allow_ssa parameter.
16479 (gimplify_arg): Add allow_ssa parameter and avoid generating
16480 SSA names for the result false.
16481 (gimplify_call_expr): If the call may return twice do not
16482 gimplify parameters into SSA.
16483 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16484 (gimplify_modify_expr): Adjust assert. For noreturn calls
16485 with a SSA name LHS adjust its def.
16486 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16487 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16488 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16489 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16490 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16491 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16492 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16493 (optimize_target_teams): Do not allow SSA names for clause operands.
16494 (gimplify_expr): Likewise for where we mark the result addressable.
16495 * passes.def (pass_init_datastructures): Remove.
16496 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16497 (rewrite_stmt): Likewise.
16498 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16499 (replace_locals_op): Replace SSA names.
16500 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16501 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16502 * cgraph.c (release_function_body): Free CFG annotations only
16503 when we have a CFG. Simplify.
16504 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16505 force_gimple_operand instead of get_initialized_tmp_var.
16506 * tree-pass.h (make_pass_init_datastructures): Remove.
16507 * tree-ssa.c (execute_init_datastructures): Remove.
16508 (pass_data_init_datastructures): Likewise.
16509 (class pass_init_datastructures): Likewise.
16510 (make_pass_init_datastructures): Likewise.
16511 * omp-low.c (create_omp_child_function): Init SSA data structures.
16512 (grid_expand_target_grid_body): Likewise.
16513 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16514 name before adding it to names_to_release.
16515 (remove_bb): Always release SSA defs.
16516 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16517 before dereferencing it.
16518 * cgraphunit.c (init_lowered_empty_function): Always
16519 int SSA data structures.
16520 * tree-ssanames.c (release_defs): Remove assert that we are in
16522 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16524 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16525 Uros Bizjak <ubizjak@gmail.com>
16527 PR rtl-optimization/70467
16528 * config/i386/predicates.md (x86_64_hilo_int_operand,
16529 x86_64_hilo_general_operand): New predicates.
16530 * config/i386/constraints.md (Wd): New constraint.
16531 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16532 (general_hilo_operand): New mode attr.
16533 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16534 instead of <general_operand>.
16535 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16536 x86_64_hilo_general_operand instead of <general_operand>.
16538 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16540 PR tree-optimization/70916
16541 * tree-if-conv.c (constant_or_ssa_name): Removed.
16542 (fold_build_cond_expr): Use is_gimple_val instead of
16543 constant_or_ssa_name.
16545 PR tree-optimization/70916
16546 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16547 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16550 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16551 (optimize_atomic_bit_test_and): New function.
16552 (pass_fold_builtins::execute): Use it.
16553 * optabs.def (atomic_bit_test_and_set_optab,
16554 atomic_bit_test_and_complement_optab,
16555 atomic_bit_test_and_reset_optab): New optabs.
16556 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16557 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16558 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16559 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16560 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16561 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16562 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16563 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16564 atomic_bit_test_and_complement@var{mode},
16565 atomic_bit_test_and_reset@var{mode}): Document.
16566 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16567 atomic_bit_test_and_complement<mode>,
16568 atomic_bit_test_and_reset<mode>): New expanders.
16569 (atomic_bit_test_and_set<mode>_1,
16570 atomic_bit_test_and_complement<mode>_1,
16571 atomic_bit_test_and_reset<mode>_1): New insns.
16573 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16575 PR rtl-optimization/70687
16576 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16577 instead of unsigned HOST_WIDE_INT.
16579 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16581 PR rtl-optimization/44281
16582 * hard-reg-set.h (struct target_hard_regs): New field
16583 x_fixed_nonglobal_reg_set.
16584 (fixed_nonglobal_reg_set): New macro.
16585 * reginfo.c (init_reg_sets_1): Initialize it.
16586 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16588 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16590 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16592 PR tree-optimization/56541
16593 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16594 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16595 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16596 (any_complicated_phi): new static variable.
16597 (aggressive_if_conv): delete.
16598 (if_convertible_phi_p): support phis with more than two arguments.
16599 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16600 critical pred edges.
16601 (ifcvt_split_critical_edges): support phis with more than two
16602 arguments by checking new parameter. only split critical edges
16604 (tree_if_conversion): handle simd pragma marked loop using new
16605 local variable aggressive_if_conv. check any_complicated_phi.
16607 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16609 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16612 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16614 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16617 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16619 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16620 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16621 define_insn_and_split.
16622 (mulsi3_i): New define_insn_and_split.
16623 (mulsi3_call): Convert to define_insn.
16624 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16625 Remove constraints.
16627 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16629 * machmode.h (mode_complex): Add support to give the complex mode
16631 (GET_MODE_COMPLEX_MODE): Likewise.
16632 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16633 stored by build_complex_type and gfc_build_complex_type instead of
16634 trying to figure out the appropriate mode based on the size. Raise
16635 an assertion error, if the type was not set.
16636 * genmodes.c (struct mode_data): Add field for the complex type of
16638 (blank_mode): Likewise.
16639 (make_complex_modes): Remember the complex mode created in the
16641 (emit_mode_complex): Write out the mode_complex array to map a
16642 type mode to the complex version.
16643 (emit_insn_modes_c): Likewise.
16644 * tree.c (build_complex_type): Set the complex type to use before
16645 calling layout_type.
16646 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16647 support for __float128 complex datatypes.
16648 (rs6000_hard_regno_mode_ok): Likewise.
16649 (rs6000_setup_reg_addr_masks): Likewise.
16650 (rs6000_complex_function_value): Likewise.
16651 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16652 __float128 and __ibm128 complex.
16653 (FLOAT128_IBM_P): Likewise.
16654 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16655 * doc/extend.texi (Additional Floating Types): Document that
16656 -mfloat128 must be used to enable __float128. Document complex
16657 __float128 and __ibm128 support.
16659 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16662 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16663 char/short arguments promoted to int because of promote_prototypes.
16665 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16667 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16668 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16669 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16670 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16671 alternatives using "enabled" attribute. Use register_ssemem_operand
16672 as operand 1 predicate.
16673 (*cmpi<unord>xf_i387): Split XFmode pattern from
16674 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16675 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16676 *absneg<mode>2_i387. Disable unsupported alternatives using
16677 "enabled" attribute.
16678 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16680 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16682 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16684 (oacc_loop_process): Check mask for loop termination.
16686 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16688 * cif-code.def (CIF_THUNK): Add.
16689 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16692 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16694 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16695 (dump_inline_summary): Dump it.
16696 (fp_expression_p): New predicate.
16697 (estimate_function_body_sizes): Use it.
16698 (inline_merge_summary): Merge fp_expressions.
16699 (inline_read_section): Read fp_expressions.
16700 (inline_write_summary): Write fp_expressions.
16701 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16702 codegen boundary if either caller or callee is !fp_expressions.
16703 * ipa-inline.h (inline_summary): Add fp_expressions.
16704 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16705 to fp_expressions be sure the fp generation flags are updated.
16707 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16709 PR rtl-optimization/70467
16710 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16712 PR rtl-optimization/70467
16713 * ipa-pure-const.c (check_call): Handle internal calls even in
16714 ipa mode like in local mode.
16716 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16718 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16720 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16722 * match.pd (X u< X, X u> X): New transformations.
16724 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16726 * flag-types.h (enum warn_strict_overflow_code): Move ...
16727 * coretypes.h: ... here.
16728 * fold-const.h (fold_overflow_warning): Declare.
16729 * fold-const.c (fold_overflow_warning): Make non-static.
16730 (fold_comparison): Move the transformation of X +- C1 CMP C2
16731 into X CMP C2 -+ C1 ...
16732 * match.pd: ... here.
16733 * gimple-fold.c (fold_stmt_1): Protect with
16734 fold_defer_overflow_warnings.
16736 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16738 * omp-low.c (struct oacc_loop): Add 'inner' field.
16739 (new_oacc_loop_raw): Initialize it to zero.
16740 (oacc_loop_fixed_partitions): Initialize it.
16741 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16742 available partitioning.
16744 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16746 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16748 (umulsidi3): Likewise.
16749 (indirect_jump): Fix jump instruction assembly patterns.
16751 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16754 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16755 (nvptx_function_value): Assert non-NULL cfun.
16757 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16759 PR rtl-optimization/70886
16760 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16762 * cselib.h (rtx_equal_for_cselib_1): Declare.
16763 (rtx_equal_for_cselib_p: New inline function.
16764 * cselib.c (rtx_equal_for_cselib_p): Delete.
16765 (rtx_equal_for_cselib_1): Make public.
16767 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16769 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16770 (register_mixssei387nonimm_operand): Remove predicate.
16771 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16772 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16773 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16774 for TARGET_MIX_SSE_I387 alternatives.
16775 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16776 Disable unsupported alternatives using "enabled" attribute. Use
16777 nonimm_ssenomem_operand as operand 1 predicate. Also check
16778 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16780 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16782 * tree.c (cst_and_fits_in_hwi): Simplify.
16784 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16786 * tree.h (wi::to_wide): New function.
16787 * expr.c (expand_expr_real_1): Use wi::to_wide.
16788 * fold-const.c (int_const_binop_1): Likewise.
16789 (extract_muldiv_1): Likewise.
16791 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16793 * wide-int.h: Update offset_int and widest_int documentation.
16794 (WI_SIGNED_SHIFT_RESULT): New macro.
16795 (wi::binary_shift): Define signed_shift_result_type for
16796 shifts on offset_int- and widest_int-like types.
16797 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16798 * tree.h (int_bit_position): Use shift operators instead of wi::
16800 * alias.c (adjust_offset_for_component_ref): Likewise.
16801 * expr.c (get_inner_reference): Likewise.
16802 * fold-const.c (fold_comparison): Likewise.
16803 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16804 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16805 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16806 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16807 (stmt_kills_ref_p): Likewise.
16808 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16809 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16810 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16811 (ao_ref_init_from_vn_reference): Likewise.
16813 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16815 * wide-int.h: Update offset_int and widest_int documentation.
16816 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16817 (wi::binary_traits): Allow ordered comparisons between offset_int and
16818 offset_int, between widest_int and widest_int, and between either
16819 of these types and basic C types.
16820 (operator <, <=, >, >=): Define for the same combinations.
16821 * tree.h (tree_int_cst_lt): Use comparison operators instead
16822 of wi:: comparisons.
16823 (tree_int_cst_le): Likewise.
16824 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16825 (fold_nonarray_ctor_reference): Likewise.
16826 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16827 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16828 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16829 * tree-sra.c (completely_scalarize): Likewise.
16830 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16831 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16832 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16833 (check_for_binary_op_overflow): Likewise.
16834 (search_for_addr_array): Likewise.
16835 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16837 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16839 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16840 (arc_save_restore): Likewise.
16841 (arc_dwarf_register_span): Likewise.
16842 (arc_output_pic_addr_const): Initialize suffix variable.
16844 2016-05-02 Martin Liska <mliska@suse.cz>
16846 * symbol-summary.h (function_summary::function_summary):
16847 Remove checking assert for all cgraph nodes.
16848 (function_summary::get): Check summary_uid.
16849 (symtab_insertion): Check summary_uid.
16851 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16853 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16854 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16855 bmaskn instruction.
16856 (arc_dwarf_register_span): Remove enum keyword.
16857 (compact_memory_operand_p): New function.
16858 * config/arc/arc.h (reg_class): Add code density register classes.
16859 (REG_CLASS_NAMES): Likewise.
16860 (REG_CLASS_CONTENTS): Likewise.
16861 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16862 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16863 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16864 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16865 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16867 (h, Rcd, Rsd, Rzd): New register constraints.
16868 (T): Use compact_memory_operand_p function.
16869 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16871 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16873 * config/sh/sh.md (*negnegt, *movtt): Remove.
16875 2016-05-02 Marek Polacek <polacek@redhat.com>
16876 Tom de Vries <tom@codesourcery.com>
16878 PR tree-optimization/70700
16879 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16880 bigger than FIRST_REF_NODE.
16882 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16885 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16887 (prepare_cbranch_operands): Don't use scratch register. Assume that
16888 function is used when pseudos can be created.
16889 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16890 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16891 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16892 define_expand. Allow it only when pseudos can be created.
16893 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16895 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16897 * config/i386/constraints.md (BC): Only allow -1 operands.
16898 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16899 Add "enabled" attribute. Update XI mode attribute calculation.
16900 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16901 (*movoi_internal_avx): Update XI mode attribute calculation.
16902 (*movti_internal): Ditto.
16904 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16906 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16907 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16909 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16911 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16912 statement on instruction code. Remove trailing spaces.
16913 (altivec_expand_stv_builtin): Likewise.
16915 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16917 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16918 (TARGET_FPU_DOUBLE): Simplify.
16919 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16920 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16921 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16922 with 'TARGET_FPU_DOUBLE'.
16923 * config/sh/sh.md: Likewise.
16925 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16927 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16928 SH_DIV_STR_FOR_SIZE): Remove.
16929 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16930 SH_DIV_STR_FOR_SIZE): Remove.
16932 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16934 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16935 logical_reg_operand): Delete.
16936 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16937 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16938 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16939 match_operand and match_test.
16940 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16941 variables on their first use. Return bool values.
16942 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16943 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16944 arith_reg_operand for input operand. Remove empty constraints.
16946 (*xorsi3_compact): Rename to xorsi3.
16947 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16948 (*zero_extend<mode>si2_disp_mem): Update comment.
16951 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16953 * config/sh/t-sh: Remove SH5 support.
16954 * config.gcc: Likewise.
16955 * configure: Likewise.
16957 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16959 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16961 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16963 * config/sh/sh.c (register_sh_passes, sh_option_override,
16964 sh_print_operand, prepare_move_operands,
16965 sh_can_follow_jump): Remove TARGET_SH1 checks.
16966 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16967 PROMOTE_MODE): Likewise.
16968 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16971 2016-04-30 Alan Modra <amodra@gmail.com>
16973 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16974 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16975 Check for user regs later to avoid unnecessary looping over regs.
16976 Merge user reg check with non-saved reg check. Don't force
16977 inline VR restore when static chain used.
16978 (rs6000_frame_related): Omit eh_frame info for user regs when
16980 (fixed_regs_p): Delete.
16982 2016-04-30 Alan Modra <amodra@gmail.com>
16984 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16985 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16988 2016-04-30 Alan Modra <amodra@gmail.com>
16991 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16992 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16995 2016-04-30 Alan Modra <amodra@gmail.com>
16997 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16998 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16999 flag_pic test for Darwin.
17001 2016-04-30 Alan Modra <amodra@gmail.com>
17003 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17004 throw_calls_crossed.
17005 (REG_FREQ_CALLS_CROSSED): Delete.
17006 (REG_N_THROWING_CALLS_CROSSED): Delete.
17007 * regstat.c (regstat_bb_compute_ri): Don't calculate
17008 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17009 (dump_reg_info): Don't print call cross frequency.
17010 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17011 and REG_N_THROWING_CALLS_CROSSED.
17013 2016-04-30 Alan Modra <amodra@gmail.com>
17015 * regs.h (struct reg_info_t): Delete live_length.
17016 (REG_LIVE_LENGTH): Delete macro.
17017 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17018 local_live, local_processed and local_live_last_luid params.
17019 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17021 (regstat_compute_ri): Adjust for above. Don't set
17023 (dump_reg_info): Don't print live length.
17024 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17025 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17026 Localize loop_depth var.
17028 2016-04-30 Alan Modra <amodra@gmail.com>
17030 * ira.c (enum valid_equiv): New.
17031 (validate_equiv_mem): Return enum.
17032 (update_equiv_mem): Create replacement in more cases.
17033 (add_store_equivs): Update validate_equiv_mem call.
17035 2016-04-30 Alan Modra <amodra@gmail.com>
17037 * ira.c (combine_and_move_insns): Rather than scanning insns,
17038 use DF infrastucture to find use and def insns.
17040 2016-04-30 Alan Modra <amodra@gmail.com>
17042 ira.c (combine_and_move_insns): Move invariant conditions..
17043 (ira.c): ..to here. Call combine_and_move_insns before
17044 add_store_equivs. Call grow_reg_equivs later. Allocate
17045 req_equiv later using max_reg_num() rather than global max_regno.
17046 (contains_replace_regs): Delete.
17047 (add_store_equivs): Remove contains_replace_regs test.
17049 2016-04-30 Alan Modra <amodra@gmail.com>
17051 * ira.c (struct equiv_mem_data): New.
17052 (equiv_mem, equiv_mem_modified): Delete static vars.
17053 (validate_equiv_mem_from_store): Use "data" param to communicate..
17054 (validate_equiv_mem): ..from here.
17056 2016-04-30 Alan Modra <amodra@gmail.com>
17058 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17060 (update_reg_equivs): ..here. Move allocation and freeing of
17061 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17062 end_alias_analysis to..
17065 2016-04-30 Alan Modra <amodra@gmail.com>
17067 * ira.c (pdx_subregs): Delete.
17068 (struct equivalence): Add pdx_subregs field.
17069 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17070 pdx_subregs access.
17071 (update_equiv_regs): Don't create or free pdx_subregs. Update
17072 pdx_subregs access.
17074 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17076 * config/rs6000/altivec.h: Change definitions of vec_xl and
17078 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17079 (LD_ELEMREV_V2DI): New.
17080 (LD_ELEMREV_V4SF): New.
17081 (LD_ELEMREV_V4SI): New.
17082 (LD_ELEMREV_V8HI): New.
17083 (LD_ELEMREV_V16QI): New.
17084 (ST_ELEMREV_V2DF): New.
17085 (ST_ELEMREV_V2DI): New.
17086 (ST_ELEMREV_V4SF): New.
17087 (ST_ELEMREV_V4SI): New.
17088 (ST_ELEMREV_V8HI): New.
17089 (ST_ELEMREV_V16QI): New.
17092 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17093 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17094 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17095 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17096 (altivec_expand_builtin): Add handling for
17097 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17098 (rs6000_invalid_builtin): Add error-checking for
17099 RS6000_BTM_P9_VECTOR.
17100 (altivec_init_builtins): Define builtins used to implement vec_xl
17102 (rs6000_builtin_mask_names): Define power9-vector.
17103 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17104 (RS6000_BTM_P9_VECTOR): Define.
17105 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17106 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17107 (vsx_ld_elemrev_v2df): Likewise.
17108 (vsx_ld_elemrev_v4sf): Likewise.
17109 (vsx_ld_elemrev_v4si): Likewise.
17110 (vsx_ld_elemrev_v8hi): Likewise.
17111 (vsx_ld_elemrev_v16qi): Likewise.
17112 (vsx_st_elemrev_v2df): Likewise.
17113 (vsx_st_elemrev_v2di): Likewise.
17114 (vsx_st_elemrev_v4sf): Likewise.
17115 (vsx_st_elemrev_v4si): Likewise.
17116 (vsx_st_elemrev_v8hi): Likewise.
17117 (vsx_st_elemrev_v16qi): Likewise.
17118 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17121 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17123 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17125 (simplify_control_stmt_condition_1): ... here. Recurse into
17126 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17128 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17131 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17132 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17133 define_insn_and_split to define_insn.
17134 (zero_extendqi<mode>2_dot2): Same.
17135 (extendqi<mode>2_dot): Same.
17136 (extendqi<mode>2_dot2): Same.
17138 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17140 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17141 (probe_stack): New expander.
17142 (probe_stack_<mode>): New insn pattern.
17144 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17146 * config/i386/i386.md
17147 (operations with memory inputs setting flags peephole2):
17148 Remove uneeded REG_P checks. Cleanup pattern generation.
17150 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17152 * tree-vect-loop.c (vect_transform_loop): Fix
17153 nb_iterations_upper_bound computation for vectorized loop.
17155 2016-04-29 Marek Polacek <polacek@redhat.com>
17156 Jakub Jelinek <jakub@redhat.com>
17159 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17160 TARGET_EXPR_SLOT as a base.
17162 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17164 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17165 with 'rCm2' constraints to limit possible immediate size.
17166 (*load_zeroextendqisi_update): Likewise.
17167 (*load_signextendqisi_update): Likewise.
17168 (*loadhi_update): Likewise.
17169 (*load_zeroextendhisi_update): Likewise.
17170 (*load_signextendhisi_update): Likewise.
17171 (*loadsi_update): Likewise.
17172 (*loadsf_update): Likewise.
17174 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17176 * config/i386/predicates.md (constm1_operand): Fix comparison.
17178 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17180 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17182 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17184 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17185 remaining SH5 related settings.
17186 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17187 shmedia_prepare_call_address): Delete.
17188 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17189 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17190 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17191 UNSUPPORTED_SH2A): Remove m5 checks.
17192 (sh_divide_strategy_e): Remove SH5 division strategies.
17193 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17194 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17196 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17198 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17200 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17202 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17203 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17204 Change lder to ldr.
17205 * config/s390/vector.md ("mov<mode>"): Likewise.
17207 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17209 * config/s390/constraints.md ("U", "W"): Invoke
17210 s390_mem_constraint with "ZR" and "ZT".
17211 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17212 addresses when using LRA. Accept also short displacements for S
17213 and T constraints. Do not check for long displacement target for
17214 S and T constraints.
17215 (s390_mem_constraint): Remove handling of U and W constraints.
17216 * config/s390/s390.md (various patterns): Remove the short
17217 displacement constraints (Q and R) if a long displacement
17218 constraint is present. Add longdisp as required CPU capability.
17219 * config/s390/vector.md: Likewise.
17220 * config/s390/vx-builtins.md: Likewise.
17222 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17225 * reload1.c (reload): Call finish_spills before
17226 restarting reload loop. Skip select_reload_regs
17227 if update_eliminables_and_spill returns true.
17229 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17231 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17232 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17233 (umulhisi3_imm): Update predicates and constraint letters.
17234 (umulhisi3_reg): Declare instruction as commutative.
17235 * config/arc/constraints.md (J12, J16): New constraints.
17236 * config/arc/predicates.md (short_unsigned_const_operand): New
17238 (arc_short_operand): Likewise.
17239 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17241 2016-04-29 Richard Biener <rguenther@suse.de>
17243 PR tree-optimization/13962
17244 PR tree-optimization/65686
17245 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17246 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17247 using PTA to compare pointers.
17248 * match.pd: Add pattern for pointer equality compare simplification
17249 using ptrs_compare_unequal.
17251 2016-04-29 Richard Biener <rguenther@suse.de>
17253 * stor-layout.c (layout_type): Do not build a pointer-to-element
17256 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17258 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17259 Use SWI mode iterator. Use general_reg_operand predicate.
17260 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17261 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17264 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17266 PR middle-end/70843
17267 * fold-const.c (operand_equal_p): Don't verify hash value equality
17269 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17272 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17275 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17276 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17277 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17278 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17279 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17281 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17283 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17284 to info. Don't initialize separate fields to 0. Clean up
17287 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17289 * config/i386/i386.md (peephole2s for operations with memory inputs):
17290 Use SWI mode iterator.
17291 (peephole2s for operations with memory outputs): Ditto.
17292 Do not check for stack checking probe.
17294 (probe_stack): Remove expander.
17296 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17297 Andrew Burgess <andrew.burgess@embecosm.com>
17299 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17300 operands as 32-bits.
17302 2016-04-28 Jason Merrill <jason@redhat.com>
17304 * gdbinit.in: Skip line-map.h.
17306 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17307 Andrew Burgess <andrew.burgess@embecosm.com>
17309 * config/arc/arc.c (arc_conditional_register_usage): Take
17310 TARGET_RRQ_CLASS into account.
17311 (arc_print_operand): Support printing 'p' and 's' operands.
17312 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17314 (TARGET_RRQ_CLASS): Define.
17315 (IS_POWEROF2_OR_0_P): Define.
17316 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17318 (*tst_movb): New define_insn.
17319 (*tst): Avoid recognition if it could prevent '*tst_movb'
17320 combination; replace c/CnL with c/Chs alternative.
17321 (*tst_bitfield_tst): New define_insn.
17322 (*tst_bitfield_asr): New define_insn.
17323 (*tst_bitfield): New define_insn.
17324 (andsi3_i): Add Rrq variant.
17325 (extzv): New define_expand.
17326 (insv): New define_expand.
17327 (*insv_i): New define_insn.
17328 (*movb): New define_insn.
17329 (*movb_signed): New define_insn.
17330 (*movb_high): New define_insn.
17331 (*movb_high_signed): New define_insn.
17332 (*movb_high_signed + 1): New define_split pattern.
17333 (*mrgb): New define_insn.
17334 (*mrgb + 1): New define_peephole2 pattern.
17335 (*mrgb + 2): New define_peephole2 pattern.
17336 * config/arc/arc.opt (mbitops): New option for nps400, uses
17337 TARGET_NPS_BITOPS_DEFAULT.
17338 * config/arc/constraints.md (q): Make register class conditional.
17339 (Rrq): New register constraint.
17340 (Chs): New constraint.
17341 (Clo): New constraint.
17342 (Chi): New constraint.
17343 (Cbf): New constraint.
17344 (Cbn): New constraint.
17345 (C18): New constraint.
17346 (Cbi): New constraint.
17348 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17350 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
17352 (bitmap_intersection_of_preds): Ditto.
17353 (bitmap_union_of_succs): Ditto.
17354 (bitmap_union_of_preds): Ditto.
17355 * sbitmap.c (do_popcount): Delete.
17356 (BITMAP_DEBUGGING): Delete.
17357 (sbitmap_verify_popcount): Delete.
17358 (sbitmap_alloc): Don't initialize the popcount field.
17359 (sbitmap_alloc_with_popcount): Delete.
17360 (sbitmap_resize): Don't resize the popcount array.
17361 (sbitmap_vector_alloc): Don't initialize the popcount field.
17362 (bitmap_copy): Don't copy the popcount array.
17363 (bitmap_clear): Don't clear the popcount array.
17364 (bitmap_clear): Delete the popcount array handling.
17365 (bitmap_ior_and_compl): Delete the popcount assert.
17366 (bitmap_not): Ditto.
17367 (bitmap_and_compl): Ditto.
17368 (bitmap_and): Delete the popcount array handling.
17369 (bitmap_xor): Ditto.
17370 (bitmap_ior): Ditto.
17371 (bitmap_or_and): Delete the popcount assert.
17372 (bitmap_and_or): Ditto.
17373 (popcount_table): Delete.
17374 (sbitmap_elt_popcount): Delete.
17375 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
17376 (bitmap_set_bit): Delete the popcount assert.
17377 (bitmap_clear_bit): Ditto.
17378 (sbitmap_free): Don't free the popcount array.
17379 (sbitmap_alloc_with_popcount): Delete declaration.
17380 (sbitmap_popcount): Ditto.
17382 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17383 Andrew Burgess <andrew.burgess@embecosm.com>
17385 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
17386 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
17387 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
17388 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
17389 * config/arc/arc.opt (mcmem): New option.
17390 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
17391 supply length for r/m alternative.
17392 (*extendqisi2_ac): Likewise.
17393 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
17395 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
17396 (movhi_insn): Likewise.
17397 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
17398 (*zero_extendqihi2_i): Add r/Ucm alternative.
17399 (*zero_extendqisi2_ac): Likewise.
17400 (*zero_extendhisi2_i): Likewise.
17401 * config/arc/constraints.md (Uex): New memory constraint.
17402 (Ucm): New define_constraint.
17403 * config/arc/predicates.md (long_immediate_loadstore_operand):
17404 Return 0 for MEM with cmem_address address.
17405 (cmem_address_0): New predicates.
17406 (cmem_address_1): Likewise.
17407 (cmem_address_2): Likewise.
17408 (cmem_address): Likewise.
17410 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17412 * config/rs6000/rs6000.c (machine_function): Rename
17413 insn_chain_scanned_p to spe_insn_chain_scanned_p.
17414 (rs6000_stack_info): Adjust.
17416 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17417 Andrew Burgess <andrew.burgess@embecosm.com>
17419 * config/arc/constraints.md (Usd): Convert to define_constraint.
17423 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17426 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
17427 Add new peephole2 where the first insn is *mov<mode>_or instead of
17428 *mov<mode>_internal.
17430 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
17432 * tracer.c (bb_seen): Make static.
17434 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
17436 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
17437 support, setup defaults.
17438 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
17439 * config/arc/arc.c (arc_init): Add NPS400 support.
17440 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
17441 (TARGET_ARC700): NPS400 is also an ARC700.
17442 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
17444 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17447 * config/nds32/nds32.md (casesi): Don't access the operands array
17450 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17452 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
17453 (or $-1,reg peephole2): Ditto.
17454 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17456 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17458 * doc/extend.texi (Common Function Attributes) [optimize]:
17459 Discourage use of the optimize attribute.
17461 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17463 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17464 special case builtin.
17465 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17466 ALTIVEC_BUILTIN_VEC_ADDE.
17467 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17468 support for ALTIVEC_BUILTIN_VEC_ADDE.
17469 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17470 for __builtin_vec_adde.
17472 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17474 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17475 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17477 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17480 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17481 attributes): Document cilkplus_runtime.
17483 2016-04-28 Martin Jambor <mjambor@suse.cz>
17485 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17486 this function. Call verify_expr on MEM_REFs and bases of other
17487 handled_components.
17489 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17491 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17492 for WORD_REGISTER_OPERATIONS to runtime check.
17494 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17496 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17498 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17500 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17501 big-endian compilation.
17502 * config/arc/arc.md (addf3): Likewise.
17503 (subdf3): Likewise.
17504 (muldf3): Likewise.
17506 2016-04-28 Richard Biener <rguenther@suse.de>
17508 PR tree-optimization/70840
17509 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17510 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17511 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17512 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17514 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17516 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17517 and explain why in a comment.
17519 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17521 * config/arc/arc.md (cpu_facility): Add fpx variant.
17522 (subdf3): Prohibit use reverse sub when assist operations option
17524 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17525 instructions only when FPX is enabled.
17526 * testsuite/gcc.target/arc/trsub.c: New test.
17528 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17530 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17531 mult_operator when calculating "type" attribute.
17532 (*fop_<mode>_1_i387): Ditto.
17533 (*fop_xf_1_i387): Ditto.
17534 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17535 Use std::swap to swap operands. Use RTL expressions to generate
17538 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17539 Joern Rennecke <joern.rennecke@embecosm.com>
17541 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17543 (emit_pic_move): Remove.
17544 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17545 * config/arc/arc.c (emit_pic_move): Removed.
17546 (TARGET_HAVE_TLS): Define.
17547 (arc_conditional_register_usage): Test for arc_tp_regno.
17548 (arc_print_operand, arc_print_operand_address): Handle TLS
17550 (arc_needs_pcl_p): New function.
17551 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17552 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17553 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17554 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17555 (arc_legitimize_tls_address): Likewise.
17556 (DTPOFF_ZERO_SYM): Define.
17557 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17558 (arc_output_pic_addr_const): Print TLS unspecs.
17559 (prepare_pic_move): New function, replaces emit_pic_move.
17560 (arc_legitimate_constant_p): Handle TLS unspecs.
17561 (arc_legitimate_address_p): Likewise.
17562 (arc_rewrite_small_data_p): Use assert for TLS constants.
17563 (prepare_move_operands): Use prepare_pic_move.
17564 (arc_legitimize_address): Legitimize tls addresses.
17565 (arc_epilogue_uses): Check for arc_tp_regno.
17566 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17567 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17569 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17571 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17572 %(arc_tls_extra_start_spec).
17573 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17574 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17576 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17577 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17578 (UNSPEC_TLS_OFF): Add.
17580 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17581 (get_thread_pointersi): New patterns.
17582 * config/arc/arc.opt (mtp-regno): New option.
17583 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17584 (move_dest_operand): Likewise.
17585 * configure: Regenerate.
17586 * configure.ac: Add arc*-*-* case to test for tls.
17587 * doc/invoke.texi (ARC options): Document mtp-regno.
17589 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17591 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17592 the new ARC HS SIMD instructions.
17593 (arc_preferred_simd_mode): New function.
17594 (arc_autovectorize_vector_sizes): Likewise.
17595 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17596 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17597 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17598 (arc_init_builtins): Add new SIMD builtin types.
17599 (arc_split_move): Handle 64 bit vector moves.
17600 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17601 (TARGET_PLUS_QMACW): Define.
17602 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17603 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17604 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17605 (VSUBADD4H): New builtins.
17606 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17607 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17609 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17610 Matthias Klose <doko@debian.org>
17612 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17614 2016-04-28 Richard Biener <rguenther@suse.de>
17616 PR middle-end/70777
17617 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17620 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17622 * common/config/sh/sh-common.c: Remove SH5 support.
17623 * config/sh/constraints.md: Likewise.
17624 * config/sh/config/sh/elf.h: Likewise.
17625 * config/sh/linux.h: Likewise.
17626 * config/sh/netbsd-elf.h: Likewise.
17627 * config/sh/predicates.md: Likewise.
17628 * config/sh/sh-c.c: Likewise.
17629 * config/sh/sh-protos.h: Likewise.
17630 * config/sh/sh.c: Likewise.
17631 * config/sh/sh.h: Likewise.
17632 * config/sh/sh.md: Likewise.
17633 * config/sh/sh.opt: Likewise.
17634 * config/sh/sync.md: Likewise.
17635 * config/sh/sh64.h: Delete.
17636 * config/sh/shmedia.h: Likewise.
17637 * config/sh/shmedia.md: Likewise.
17638 * config/sh/sshmedia.h: Likewise.
17639 * config/sh/t-netbsd-sh5-64: Likewise.
17640 * config/sh/t-sh64: Likewise.
17641 * config/sh/ushmedia.h: Likewise.
17643 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17645 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17646 general_reg_operand instead of register_operand predicate.
17648 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17650 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17652 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17654 * match.pd (A - B > A, A + B < A): New transformations.
17656 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17658 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17659 which defaults to true. Emit an outer pair of parentheses only if
17660 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17661 don't emit parentheses for the right-hand operand.
17663 2016-04-27 Jeff Law <law@redhat.com>
17665 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17667 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17669 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17670 (altivec_lvx_<mode>_internal): Document.
17671 (altivec_lvx_<mode>_2op): New define_insn.
17672 (altivec_lvx_<mode>_1op): Likewise.
17673 (altivec_lvx_<mode>_2op_si): Likewise.
17674 (altivec_lvx_<mode>_1op_si): Likewise.
17675 (altivec_stvx_<mode>): Remove.
17676 (altivec_stvx_<mode>_internal): Document.
17677 (altivec_stvx_<mode>_2op): New define_insn.
17678 (altivec_stvx_<mode>_1op): Likewise.
17679 (altivec_stvx_<mode>_2op_si): Likewise.
17680 (altivec_stvx_<mode>_1op_si): Likewise.
17681 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17682 Expand vec_ld and vec_st during parsing.
17683 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17685 (altivec_expand_stvx_be): Likewise.
17686 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17687 address-masking behavior in RTL.
17688 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17689 address-masking behavior in RTL.
17690 (altivec_expand_builtin): Change builtin code arguments for calls
17691 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17692 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17693 presence of lvx/stvx patterns.
17694 (alignment_with_canonical_addr): New function.
17695 (alignment_mask): Likewise.
17696 (find_alignment_op): Likewise.
17697 (recombine_lvx_pattern): Likewise.
17698 (recombine_stvx_pattern): Likewise.
17699 (recombine_lvx_stvx_patterns): Likewise.
17700 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17701 stvx patterns from expand.
17702 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17704 (vector_altivec_store_<mode>): Likewise.
17706 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17708 * config/aarch64/aarch64.md
17709 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17710 remove the "fp" attributes.
17711 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17712 add the "simd" attributes.
17713 (*movdf_aarch64): Likewise.
17714 (*movtf_aarch64): Remove the "fp" attributes.
17715 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17716 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17718 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17720 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17721 rtx to rtx_code_label *.
17722 * rtl.h (maybe_set_first_label_num): Likewise.
17724 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17726 * df-core.c (df_add_problem): Make the problem param be const.
17727 (df_remove_problem): Make local "problem" be const.
17728 * df-problems.c (problem_RD): Make const.
17729 (problem_LR): Likewise.
17730 (problem_LIVE): Likewise.
17731 (problem_MIR): Likewise.
17732 (problem_CHAIN): Likewise.
17733 (problem_WORD_LR): Likewise.
17734 (problem_NOTE): Likewise.
17735 (problem_MD): Likewise.
17736 * df-scan.c (problem_SCAN): Likewise.
17737 * df.h (struct df_problem): Make field "dependent_problem" be
17739 (struct dataflow): Likewise for field "problem".
17740 (df_add_problem): Make param const.
17742 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17744 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17745 inter-unit moves to/from vector registers are enabled. Do not disable
17748 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17750 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17751 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17753 (enum df_problem_id): ...this new enum.
17754 (struct df_problem): Convert field "id" from "int" to
17755 enum df_problem_id.
17757 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17759 * rtl.def: Update comment for "things in the instruction chain" to
17760 reflect the removal of the leading "i" field for INSN_UID in
17761 r210360. Fix bogus apostrophe.
17763 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17765 * config/i386/i386.md
17766 (lea arith with mem operand + setcc peephole2): Set operator mode.
17768 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17771 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17772 (dimode_scalar_to_vector_candidate_p): This.
17773 (timode_scalar_to_vector_candidate_p): New function.
17774 (scalar_to_vector_candidate_p): Likewise.
17775 (timode_check_non_convertible_regs): Likewise.
17776 (timode_remove_non_convertible_regs): Likewise.
17777 (remove_non_convertible_regs): Likewise.
17778 (remove_non_convertible_regs): Renamed to ...
17779 (dimode_remove_non_convertible_regs): This.
17780 (scalar_chain::~scalar_chain): Make it virtual.
17781 (scalar_chain::compute_convert_gain): Make it pure virtual.
17782 (scalar_chain::mark_dual_mode_def): Likewise.
17783 (scalar_chain::convert_insn): Likewise.
17784 (scalar_chain::convert_registers): Likewise.
17785 (scalar_chain::add_to_queue): Make it protected.
17786 (scalar_chain::emit_conversion_insns): Likewise.
17787 (scalar_chain::replace_with_subreg): Likewise.
17788 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17789 (scalar_chain::convert_op): Likewise.
17790 (scalar_chain::convert_reg): Likewise.
17791 (scalar_chain::make_vector_copies): Likewise.
17792 (scalar_chain::convert_registers): New pure virtual function.
17793 (class dimode_scalar_chain): New class.
17794 (class timode_scalar_chain): Likewise.
17795 (scalar_chain::mark_dual_mode_def): Renamed to ...
17796 (dimode_scalar_chain::mark_dual_mode_def): This.
17797 (timode_scalar_chain::mark_dual_mode_def): New function.
17798 (timode_scalar_chain::convert_insn): Likewise.
17799 (dimode_scalar_chain::convert_registers): Likewise.
17800 (scalar_chain::compute_convert_gain): Renamed to ...
17801 (dimode_scalar_chain::compute_convert_gain): This.
17802 (scalar_chain::replace_with_subreg): Renamed to ...
17803 (dimode_scalar_chain::replace_with_subreg): This.
17804 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17805 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17806 (scalar_chain::make_vector_copies): Renamed to ...
17807 (dimode_scalar_chain::make_vector_copies): This.
17808 (scalar_chain::convert_reg): Renamed to ...
17809 (dimode_scalar_chain::convert_reg ): This.
17810 (scalar_chain::convert_op): Renamed to ...
17811 (dimode_scalar_chain::convert_op): This.
17812 (scalar_chain::convert_insn): Renamed to ...
17813 (dimode_scalar_chain::convert_insn): This.
17814 (scalar_chain::convert): Call convert_registers.
17815 (convert_scalars_to_vector): Change to scalar_chain pointer to
17816 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17817 in 32-bit mode. Delete scalar_chain pointer. Call
17818 free_dominance_info in 64-bit mode.
17819 (pass_stv::gate): Remove TARGET_64BIT check.
17820 (ix86_option_override): Put the 64-bit STV pass before the CSE
17823 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17825 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17826 dw_loc_frame_offset field.
17827 * dwarf2out.c (new_loc_descr): Likewise.
17828 (resolve_args_picking_1): Turn the VISITED hash set into a
17829 FRAME_OFFSET hash map. Use it to associate a frame offset to
17830 visited nodes. Remove uses of the CHECKING_P macro.
17831 (resolve_args_picking): Update call to resolve_args_picking_1.
17833 2016-04-27 Martin Liska <mliska@suse.cz>
17835 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17836 (free_loop_data): Release vuses of groups.
17838 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17840 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17841 instead of redundant use_id and boolean have_use_for.
17842 (struct iv_use): Change sub_id into group_id. Remove field next.
17843 Move fields: related_cands, n_map_members, cost_map and selected
17845 (struct iv_group): ... here. New structure.
17846 (struct iv_common_cand): Use structure declaration directly.
17847 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17848 (MAX_CONSIDERED_USES): Rename macro to ...
17849 (MAX_CONSIDERED_GROUPS): ... here.
17850 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17851 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17852 (dump_uses): Rename to ...
17853 (dump_groups): ... here. Update all uses.
17854 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17855 (find_induction_variables): Refactor format of dump information.
17856 (record_sub_use): Delete.
17857 (record_use): Update all uses.
17858 (record_group): New function.
17859 (record_group_use, find_interesting_uses_op): Call above functions.
17861 (find_interesting_uses_cond): Ditto.
17862 (group_compare_offset): New function.
17863 (split_all_small_groups): Rename to ...
17864 (split_small_address_groups_p): ... here. Update all uses.
17865 (split_address_groups): Update all uses.
17866 (find_interesting_uses): Refactor format of dump information.
17867 (add_candidate_1): Update all uses. Remove redundant check on iv,
17869 (add_candidate, record_common_cand): Remove redundant assert.
17870 (add_iv_candidate_for_biv): Update use.
17871 (add_iv_candidate_derived_from_uses): Update all uses.
17872 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17873 (alloc_use_cost_map): Ditto.
17874 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17875 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17876 (determine_use_iv_cost_generic): Ditto.
17877 (determine_group_iv_cost_generic): Ditto.
17878 (determine_use_iv_cost_address): Ditto.
17879 (determine_group_iv_cost_address): Ditto.
17880 (determine_use_iv_cost_condition): Ditto.
17881 (determine_group_iv_cost_cond): Ditto.
17882 (determine_use_iv_cost): Ditto.
17883 (determine_group_iv_cost): Ditto.
17884 (set_autoinc_for_original_candidates): Update all uses.
17885 (find_iv_candidates): Update all uses. Refactor dump information.
17886 (determine_use_iv_costs): Ditto.
17887 (determine_iv_costs): Ditto.
17888 (iv_ca_cand_for_use): Rename to ...
17889 (iv_ca_cand_for_group): ... here. Update all uses.
17890 (iv_ca_add_use, iv_ca_add_group): Ditto.
17891 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17892 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17893 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17894 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17895 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17896 (create_new_iv, adjust_iv_update_pos): Ditto.
17897 (rewrite_use_address): Delete.
17898 (rewrite_use_address_1): Rename to ...
17899 (rewrite_use_address): ... here.
17900 (rewrite_use_compare): Update all uses.
17901 (rewrite_use): Delete.
17902 (rewrite_uses): Rename to ...
17903 (rewrite_groups): ... here. Update all uses.
17904 (remove_unused_ivs, free_loop_data): Update all uses.
17905 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17907 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17909 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17910 for WORD_REGISTER_OPERATIONS to runtime check.
17912 2016-04-27 Richard Biener <rguenther@suse.de>
17915 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17916 aggregate_value_p to determine if a function result is
17917 returned by reference.
17918 (ipa_pta_execute): Functions having their address taken are
17919 not automatically nonlocal.
17921 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17924 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17925 * fold-const.c (operand_equal_p): If flag_checking and
17926 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17927 and if it returns non-zero, assert iterative_hash_expr on both
17930 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17932 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17934 2016-04-27 Nick Clifton <nickc@redhat.com>
17936 PR middle-end/49889
17937 * varasm.c (merge_weak): Generate an error if an attempt is made
17938 to convert a non-weak static function into a weak, public function.
17940 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17942 * params.def (MAX_PARTITION_SIZE): New param.
17943 * doc/invoke.texi: Document lto-max-partition.
17945 2016-04-27 Richard Biener <rguenther@suse.de>
17948 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17949 function cummulating used_from_other_partition, externally_visible
17950 and force_output from aliases.
17951 (refered_from_nonlocal_var): Likewise.
17952 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17953 node flags properly.
17955 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17957 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17958 (-Wmemset-elt-size): New item.
17960 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17963 * stor-layout.h (internal_reference_types): Delete.
17964 * stor-layout.c (reference_types_internal): Likewise.
17965 (internal_reference_types): Likewise.
17966 (layout_type) <REFERENCE_TYPE>: Adjust.
17968 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17971 * tree.h (inchash::add_expr): Add FLAGS argument.
17972 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17973 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17974 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17975 Formatting fix. Adjust recursive calls. For tcc_comparison,
17976 if swap_tree_comparison (code) is smaller than code, hash that
17977 and arguments in the other order. Hash CONVERT_EXPR the same
17978 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17979 of ADDR_EXPR of decl as the decl itself. Add or remove
17980 OEP_ADDRESS_OF from recursive flags as needed. For
17981 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17982 operands commutatively and only the third one normally.
17983 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17985 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17987 * config/rtems.h (LIB_SPEC): Add -latomic.
17989 2016-04-27 Joel Sherrill <joel@rtems.org>
17991 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17992 xilink.ld and flags not relevant to RTEMS.
17994 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17996 * toplev.c (backend_init_target): Avoid calling init_reload when using
17999 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18001 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18002 for loops rather than one for the whole function.
18004 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18006 * match.pd (X + CST CMP X): New transformation.
18008 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18010 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18011 * fold-const.c (fold_binary_loc): Remove 2 transformations
18012 superseded by match.pd.
18013 * match.pd (x+x -> x*2): Generalize to integers.
18015 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18017 * config/i386/i386.md (operation on memory peephole): Duplicate an
18018 existing peephole and adapt it to match lea rather than an operation
18021 PR rtl-optimization/57193
18022 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18024 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18026 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18028 * tree-if-conv.c (any_pred_load_store): New static variable.
18029 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18030 any_pred_load_store instead of and_mask_load_store.
18031 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18032 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18033 (combine_blocks, tree_if_conversion): Ditto.
18035 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18037 PR tree-optimization/70771
18038 PR tree-optimization/70775
18039 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18040 virtual PHI nodes. Delete parameter.
18041 (if_convertible_loop_p_1): Delete argument to above function.
18042 (predicate_all_scalar_phis): Delete code handling single-argument
18044 (tree_if_conversion): Mark and update virtual SSA.
18046 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18049 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18050 (x86_elf_aligned_common): Rename to ...
18051 (x86_elf_aligned_decl_common): ... this.
18052 Add decl arg. Switch to .lbss for largecomm object. Use
18053 LARGECOMM_SECTION_ASM_OP.
18054 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18056 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18057 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18059 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18060 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18062 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18065 * config/i386/i386.c (SECTION_LARGE): Define.
18066 (x86_64_elf_select_section): Set it for large data/bss sections.
18067 Only clear SECTION_WRITE for .lrodata.
18068 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18070 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18071 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18072 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18074 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18075 * doc/tm.texi: Regenerate.
18077 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18080 * configure.ac (--enable-checking): Document extra flag, for
18081 non-release builds default to --enable-checking=yes,extra.
18082 If misc checking and extra checking, define CHECKING_P to 2 instead
18084 * common.opt (fchecking=): Add.
18085 * doc/invoke.texi (-fchecking=): Document.
18086 * doc/install.texi: Document --enable-checking changes.
18087 * configure: Regenerated.
18088 * config.in: Regenerated.
18090 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18092 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18093 attribute instead of which_alternative.
18094 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18095 Use EXT_REX_SSE_REG_P where appropriate.
18097 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18099 * config/i386/predicates.md (const0_operand): Do not match
18100 const_wide_int code.
18101 (const1_operand): Ditto.
18103 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18105 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18106 for SSE constm1 operands and TARGET_AVX512VL.
18107 (*movti_internal): Ditto.
18108 (*mov<mode>_or): Use constm1_operand predicate.
18109 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18110 for SSE vector_all_ones operands and TARGET_AVX512VL.
18111 * config/i386/predicates.md (constm1_operand): New predicate.
18112 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18113 emission of constant -1 load.
18115 2016-04-25 Jason Merrill <jason@redhat.com>
18117 * gdbinit.in: Skip is-a.h.
18119 * attribs.c (register_scoped_attributes): Fix logic.
18120 * attribs.h: Declare register_scoped_attributes.
18122 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18124 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18125 stxvd2x and stxvw4x built-in functions.
18127 2016-04-25 DJ Delorie <dj@redhat.com>
18129 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18130 (ashrhi3): Likewise.
18131 (lshrhi3): Likewise.
18133 2016-04-25 Richard Biener <rguenther@suse.de>
18135 PR tree-optimization/70780
18136 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18137 wasn't visited yet.
18138 (compute_antic): Mark blocks with abnormal preds as visited as
18139 they have a final empty antic-in solution already.
18141 2016-04-25 Michael Collison <michael.collison@linaro.org>
18143 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18145 2016-04-25 Michael Collison <michael.collison@linaro.org>
18147 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18148 mode is VQI to improve mixed mode vectorization.
18149 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18150 define_insn to match low half of signed vaddw.
18151 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18152 define_insn to match high half of signed vaddw.
18153 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18154 define_insn to match low half of unsigned vaddw.
18155 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18156 define_insn to match high half of unsigned vaddw.
18157 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18158 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18159 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18161 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18162 * config/arm/predicates.md (vect_par_constant_high): Support
18163 big endian and simplify by calling
18164 arm_simd_check_vect_par_cnst_half
18165 (vect_par_constant_low): Likewise.
18167 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18169 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18170 predicate for operand 2.
18172 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18173 H.J. Lu <hongjiu.lu@intel.com>
18175 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18176 machine_mode argument.
18177 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18178 constm1_rtx operands. For VOIDmode constants, get mode from
18179 pred_mode. Check mode size if the mode is supported by ABI.
18180 (standard_sse_constant_opcode): Do not use standard_constant_p.
18181 Strictly check ABI support for all-ones operands.
18182 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18183 immediates. Update calls to standard_sse_constant_p.
18184 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18185 (ix86_rtx_costs): Ditto.
18186 * config/i386/i386.md (*movxi_internal_avx512f): Use
18187 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18188 Use (v,BC) alternative instead of (v,C). Use register_operand
18189 checks instead of MEM_P.
18190 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18191 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18192 isa attribute. Use register_operand checks instead of MEM_P.
18193 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18194 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18195 alternative and corresponding sse2 isa attribute.
18196 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18197 to standard_sse_constant_p.
18198 (FP constant splitters): Ditto.
18199 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18201 * config/i386/predicates.md (constm1_operand): Remove.
18202 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18203 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18204 vector_all_ones_operand instead of constm1_operand.
18206 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18208 * print-rtl.c (print_rtx_insn_vec): New function.
18209 * print-rtl.h: New prototype.
18210 * store-motion.c (struct st_expr): Make avail_stores a vector.
18211 (st_expr_entry): Adjust.
18212 (free_st_expr_entry): Likewise.
18213 (print_store_motion_mems): Likewise.
18214 (find_moveable_store): Likewise.
18215 (compute_store_table): Likewise.
18216 (delete_store): Likewise.
18217 (build_store_vectors): Likewise.
18219 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18221 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18223 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18225 * vec.h (vec_safe_contains): New function.
18226 (vec::contains): Likewise.
18227 (vec::begin): Likewise.
18228 (vec::end): Likewise.
18230 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18233 * cfgexpand.c (expand_stack_vars): Fix typo.
18235 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18237 * system.h (list, map, set, vector): Include conditionally.
18238 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18239 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18240 * ipa-icf.c (INCLUDE_LIST): Define.
18241 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18242 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18243 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18244 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18245 * cp/logic.cc (INCLUDE_LIST): Define.
18246 * fortran/trans-common.c (INCLUDE_MAP): Define.
18248 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18250 * auto-profile.c: Remove <string.h> include.
18251 * ipa-icf-gimple.c: Remove <list> include.
18252 * diagnostic.c: Remove <new> include.
18253 * genmatch.c: Likewise.
18254 * pretty-print.c: Likewise.
18255 * toplev.c: Likewise
18256 * c/c-objc-common.c: Likewise.
18257 * cp/error.c: Likewise.
18258 * fortran/error.c: Likewise.
18260 2016-04-22 Richard Biener <rguenther@suse.de>
18262 * lto-streamer-in.c (input_ssa_names): Do not allocate
18263 GIMPLE_NOP for all SSA names.
18264 * lto-streamer-out.c (output_ssa_names): Do not output
18265 SSA names that should have been released.
18267 2016-04-22 Richard Biener <rguenther@suse.de>
18269 PR tree-optimization/70740
18270 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18273 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18276 * config/i386/predicates.md (call_insn_operand): Replace
18277 sibcall_memory_operand with memory_operand.
18279 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18281 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18282 has_single_use() tests.
18283 (register_edge_assert_for_1): Likewise.
18284 (find_assert_locations_1): Check the liveness bitmap instead of
18285 checking has_single_use().
18287 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18290 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18291 Extract AVX-512BW constraint from AVX.
18293 2016-04-21 Richard Biener <rguenther@suse.de>
18295 PR tree-optimization/70725
18296 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18297 for phi_convertible_by_degenerating_args.
18298 (predicate_all_scalar_phis): Handle single-argument PHIs.
18300 2016-04-21 Richard Biener <rguenther@suse.de>
18302 PR middle-end/70747
18303 * fold-const.c (fold_comparison): Return properly typed
18306 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18308 PR tree-optimization/70715
18309 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18310 after expanding BASE using expand_simple_operations.
18312 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18314 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18315 New transformations.
18317 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18319 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
18321 2016-04-20 Jan Hubicka <jh@suse.cz>
18323 * ipa-inline.c (can_inline_edge_p): Pass caller info to
18324 ultiimate_alias_target.
18325 (update_callee_keys): Likewise.
18326 (lookup_recursive_calls): Likewise.
18327 (speculation_useful_p): Likewise.
18329 2016-04-20 Jan Hubicka <jh@suse.cz>
18332 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
18333 (set_nothrow_flag_1): ... this; handle interposition correctly;
18334 recurse on aliases and thunks.
18335 (cgraph_node::set_nothrow_flag): New.
18336 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
18337 functions compiled with non-call exceptions that binds to current
18339 (propagate_nothrow): Be safe WRT interposition.
18340 * cgraph.h (set_nothrow_flag): Update prototype.
18342 2016-04-18 Jan Hubicka <jh@suse.cz>
18344 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18345 max_loop_iterations_int.
18346 (tree_unswitch_outer_loop): Likewise.
18348 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18350 PR tree-optimization/69489
18351 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
18352 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
18353 Revise dump message.
18354 (if_convertible_bb_p): Remove check on edge count of basic block's
18357 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18359 PR tree-optimization/56625
18360 PR tree-optimization/69489
18361 * tree-data-ref.h (DR_INNERMOST): New macro.
18362 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
18363 hashing struct innermost_loop_behavior.
18364 (ref_DR_map): Remove.
18365 (innermost_DR_map): New map.
18366 (baseref_DR_map): Revise comment.
18367 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
18368 to innermost_DR_map accroding to its innermost loop behavior.
18369 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
18370 to its innermost loop behavior.
18371 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
18372 Add initialization for innermost_DR_map. Record memory reference
18373 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
18374 have innermost loop behavior.
18375 (if_convertible_loop_p): Remove release for ref_DR_map. Release
18378 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
18380 * config/i386/i386.md (*lea<mode>_general_1): Rename from
18381 *lea_general_1. Use explicit SWI12 mode interator.
18382 (*lea<mode>_general_2): Rename from *lea_general_2.
18383 Use explicit SWI12 mode interator.
18384 (*lea<mode>_general_3): Rename from *lea_general_3.
18385 Use explicit SWI12 mode interator.
18386 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
18387 Use explicit SWI12 mode interator.
18388 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
18389 Use explicit SWI48 mode interator.
18391 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18393 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18394 Short-cut unaligned load and store cases. Handle all integer
18396 (ix86_expand_vector_move_misalign): Short-cut unaligned load
18397 and store cases. Call ix86_avx256_split_vector_move_misalign
18398 directly without checking mode class.
18400 2016-04-20 Andrew Pinski <apinski@cavium.com>
18401 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18404 * config/aarch64/aarch64.md (sibcall): Force call
18405 address to be DImode for ILP32.
18406 (sibcall_value): Likewise.
18408 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18410 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
18412 2016-04-20 Richard Biener <rguenther@suse.de>
18414 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
18415 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
18416 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
18417 (maybe_push_res_to_seq): Adjust.
18418 * gimple-fold.c (maybe_build_generic_op): Likewise.
18420 2016-04-20 Marek Polacek <polacek@redhat.com>
18422 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
18425 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
18427 * config/i386/sse.md (vec_unpacks_lo_hi): Always
18428 use kmovw to support AVX512F target.
18430 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18432 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
18434 2016-04-20 Marek Polacek <polacek@redhat.com>
18436 PR tree-optimization/70725
18437 * tree-if-conv.c (is_false_predicate): New function.
18438 (predicate_mem_writes): Use it.
18440 2016-04-20 Richard Biener <rguenther@suse.de>
18442 PR tree-optimization/70726
18443 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
18444 shift amounts from a pattern stmt operand.
18446 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18449 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
18450 stack_restore_from_fpr pattern when restoring r15.
18451 (s390_optimize_prologue): Strip away the memory barrier in the
18452 parallel when trying to get rid of restore insns.
18453 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
18454 definition for loading the stack pointer from an FPR. Compared to
18455 the normal move insn this pattern includes a full memory barrier.
18457 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18459 PR middle-end/70680
18460 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18461 implicitly linear or lastprivate iterator on the outer context.
18463 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18465 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18467 * config/i386/i386.md (ssememalign): Removed.
18468 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18470 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18473 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18474 const short * to __builtin_ia32_loaddquhi512_mask.
18475 (_mm512_maskz_loadu_epi16): Likewise.
18476 (_mm512_mask_storeu_epi16): Pass short * to
18477 __builtin_ia32_storedquhi512_mask.
18478 (_mm512_mask_loadu_epi8): Pass const char * to
18479 __builtin_ia32_loaddquqi512_mask.
18480 (_mm512_maskz_loadu_epi8): Likewise.
18481 (_mm512_mask_storeu_epi8): Pass char * to
18482 __builtin_ia32_storedquqi512_mask.
18483 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18484 const double * to __builtin_ia32_loadupd512_mask.
18485 (_mm512_mask_loadu_pd): Likewise.
18486 (_mm512_maskz_loadu_pd): Likewise.
18487 (_mm512_storeu_pd): Pass double * to
18488 __builtin_ia32_storeupd512_mask.
18489 (_mm512_mask_storeu_pd): Likewise.
18490 (_mm512_loadu_ps): Pass const float * to
18491 __builtin_ia32_loadups512_mask.
18492 (_mm512_mask_loadu_ps): Likewise.
18493 (_mm512_maskz_loadu_ps): Likewise.
18494 (_mm512_storeu_ps): Pass float * to
18495 __builtin_ia32_storeups512_mask.
18496 (_mm512_mask_storeu_ps): Likewise.
18497 (_mm512_mask_loadu_epi64): Pass const long long * to
18498 __builtin_ia32_loaddqudi512_mask.
18499 (_mm512_maskz_loadu_epi64): Likewise.
18500 (_mm512_mask_storeu_epi64): Pass long long *
18501 to __builtin_ia32_storedqudi512_mask.
18502 (_mm512_loadu_si512): Pass const int * to
18503 __builtin_ia32_loaddqusi512_mask.
18504 (_mm512_mask_loadu_epi32): Likewise.
18505 (_mm512_maskz_loadu_epi32): Likewise.
18506 (_mm512_storeu_si512): Pass int * to
18507 __builtin_ia32_storedqusi512_mask.
18508 (_mm512_mask_storeu_epi32): Likewise.
18509 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18510 char * to __builtin_ia32_storedquqi256_mask.
18511 (_mm_mask_storeu_epi8): Likewise.
18512 (_mm256_mask_loadu_epi16): Pass const short * to
18513 __builtin_ia32_loaddquhi256_mask.
18514 (_mm256_maskz_loadu_epi16): Likewise.
18515 (_mm_mask_loadu_epi16): Pass const short * to
18516 __builtin_ia32_loaddquhi128_mask.
18517 (_mm_maskz_loadu_epi16): Likewise.
18518 (_mm256_mask_loadu_epi8): Pass const char * to
18519 __builtin_ia32_loaddquqi256_mask.
18520 (_mm256_maskz_loadu_epi8): Likewise.
18521 (_mm_mask_loadu_epi8): Pass const char * to
18522 __builtin_ia32_loaddquqi128_mask.
18523 (_mm_maskz_loadu_epi8): Likewise.
18524 (_mm256_mask_storeu_epi16): Pass short * to.
18525 __builtin_ia32_storedquhi256_mask.
18526 (_mm_mask_storeu_epi16): Pass short * to.
18527 __builtin_ia32_storedquhi128_mask.
18528 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18529 const double * to __builtin_ia32_loadupd256_mask.
18530 (_mm256_maskz_loadu_pd): Likewise.
18531 (_mm_mask_loadu_pd): Pass onst double * to
18532 __builtin_ia32_loadupd128_mask.
18533 (_mm_maskz_loadu_pd): Likewise.
18534 (_mm256_mask_storeu_pd): Pass double * to
18535 __builtin_ia32_storeupd256_mask.
18536 (_mm_mask_storeu_pd): Pass double * to
18537 __builtin_ia32_storeupd128_mask.
18538 (_mm256_mask_loadu_ps): Pass const float * to
18539 __builtin_ia32_loadups256_mask.
18540 (_mm256_maskz_loadu_ps): Likewise.
18541 (_mm_mask_loadu_ps): Pass const float * to
18542 __builtin_ia32_loadups128_mask.
18543 (_mm_maskz_loadu_ps): Likewise.
18544 (_mm256_mask_storeu_ps): Pass float * to
18545 __builtin_ia32_storeups256_mask.
18546 (_mm_mask_storeu_ps): ass float * to
18547 __builtin_ia32_storeups128_mask.
18548 (_mm256_mask_loadu_epi64): Pass const long long * to
18549 __builtin_ia32_loaddqudi256_mask.
18550 (_mm256_maskz_loadu_epi64): Likewise.
18551 (_mm_mask_loadu_epi64): Pass const long long * to
18552 __builtin_ia32_loaddqudi128_mask.
18553 (_mm_maskz_loadu_epi64): Likewise.
18554 (_mm256_mask_storeu_epi64): Pass long long * to
18555 __builtin_ia32_storedqudi256_mask.
18556 (_mm_mask_storeu_epi64): Pass long long * to
18557 __builtin_ia32_storedqudi128_mask.
18558 (_mm256_mask_loadu_epi32): Pass const int * to
18559 __builtin_ia32_loaddqusi256_mask.
18560 (_mm256_maskz_loadu_epi32): Likewise.
18561 (_mm_mask_loadu_epi32): Pass const int * to
18562 __builtin_ia32_loaddqusi128_mask.
18563 (_mm_maskz_loadu_epi32): Likewise.
18564 (_mm256_mask_storeu_epi32): Pass int * to
18565 __builtin_ia32_storedqusi256_mask.
18566 (_mm_mask_storeu_epi32): Pass int * to
18567 __builtin_ia32_storedqusi128_mask.
18568 * config/i386/i386-builtin-types.def (PCSHORT): New.
18569 (PINT64): Likewise.
18570 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18571 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18572 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18573 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18574 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18575 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18576 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18577 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18578 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18579 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18580 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18581 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18582 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18583 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18584 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18585 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18586 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18587 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18588 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18589 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18590 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18591 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18592 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18593 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18594 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18595 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18596 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18597 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18598 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18599 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18600 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18601 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18602 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18603 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18604 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18605 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18606 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18607 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18608 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18609 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18610 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18611 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18612 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18613 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18614 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18615 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18616 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18617 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18618 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18620 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18621 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18623 (ix86_expand_vector_move_misalign): Likewise.
18624 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18625 to scalar function prototype for unaligned load/store builtins.
18626 (ix86_expand_special_args_builtin): Updated.
18627 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18628 (UNSPEC_STOREU): Likewise.
18629 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18630 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18631 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18632 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18633 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18634 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18635 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18636 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18637 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18638 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18639 (<avx512>_storedqu<mode>_mask): Likewise.
18640 (*sse4_2_pcmpestr_unaligned): Likewise.
18641 (*sse4_2_pcmpistr_unaligned): Likewise.
18642 (*mov<mode>_internal): Renamed to ...
18643 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18644 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18645 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18646 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18648 2016-04-19 Richard Biener <rguenther@suse.de>
18650 PR tree-optimization/70171
18651 * tree-ssa-phiprop.c: Include stor-layout.h.
18652 (phiprop_insert_phi): Handle the aggregate copy case.
18653 (propagate_with_phi): Likewise.
18655 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18657 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18658 instead of simplify_gen_subreg (... , 0).
18659 (ix86_delegitimize_address): Ditto.
18660 (ix86_split_divmod): Ditto.
18661 (ix86_split_copysign_const): Ditto.
18662 (ix86_split_copysign_var): Ditto.
18663 (ix86_expand_args_builtin): Ditto.
18664 (ix86_expand_round_builtin): Ditto.
18665 (ix86_expand_special_args_builtin): Ditto.
18666 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18667 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18668 (udivmodqi4): Ditto.
18669 (absneg splitters): Ditto.
18670 (*jcc_bt<mode>_1): Ditto.
18672 2016-04-19 Richard Biener <rguenther@suse.de>
18674 PR tree-optimization/70724
18675 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18676 restoring out from ...
18677 (free_scc_vn): ... here.
18678 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18679 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18681 (pass_fre::execute): Restore SSA info.
18683 2016-04-19 Richard Biener <rguenther@suse.de>
18685 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18686 * gimple-walk.c (walk_gimple_op): Initialize it.
18687 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18688 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18689 remapping SSA names of defs.
18690 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18693 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18695 PR middle-end/70689
18696 * lra-constraints.c (equiv_substition_p): New.
18697 (process_alt_operands): Use it.
18698 (swap_operands): Swap it.
18699 (curr_insn_transform): Update it.
18701 2016-04-18 Michael Matz <matz@suse.de>
18703 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18704 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18705 * tree-core.h (tree_type_common.align): Use bit-field.
18706 (tree_type_common.spare): New.
18707 (tree_decl_common.off_align): Make smaller.
18708 (tree_decl_common.align): Use bit-field.
18710 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18711 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18712 (scan_sharing_clauses): Ditto.
18713 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18714 (omp_finish_file): Ditto.
18715 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18716 (layout_decl): Ditto.
18717 (relayout_decl): Ditto.
18718 (finalize_record_size): Use SET_TYPE_ALIGN.
18719 (finalize_type_size): Ditto.
18720 (finish_builtin_struct): Ditto.
18721 (layout_type): Ditto.
18722 (initialize_sizetypes): Ditto.
18723 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18724 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18725 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18726 (get_chain_field): Ditto.
18727 (get_trampoline_type): Ditto.
18728 (get_nl_goto_field): Ditto.
18729 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18731 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18732 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18733 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18734 (build_qualified_type): Use SET_TYPE_ALIGN.
18735 (build_aligned_type, build_range_type_1): Ditto.
18736 (build_atomic_base): Ditto.
18737 (build_common_tree_nodes): Ditto.
18738 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18739 (expand_one_stack_var_at): Ditto.
18740 * coverage.c (build_var): Use SET_DECL_ALIGN.
18741 * except.c (init_eh): Ditto.
18742 * function.c (assign_parm_setup_block): Ditto.
18743 * symtab.c (increase_alignment_1): Ditto.
18744 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18745 * tree-vect-stmts.c (ensure_base_align): Ditto.
18746 * varasm.c (align_variable): Ditto.
18747 (assemble_variable): Ditto.
18748 (build_constant_desc): Ditto.
18749 (output_constant_def_contents): Ditto.
18751 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18752 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18753 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18754 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18755 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18757 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18760 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18761 replace %vmovsd with "%vmovq".
18762 (vec_concatv2df): Likewise.
18764 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18766 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18767 (*vec_extractv2si_0): Ditto.
18768 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18769 (zero_extended_scalar_load_operand splitters): Ditto.
18770 (vec_extract splitters): Ditto.
18771 (*vec_extractv4si_0_zext): Ditto.
18772 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18773 and lowpart_subreg.
18774 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18775 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18776 (*sse4_1_extractps): Use lowpart_subreg.
18777 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18779 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18781 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18783 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18784 Mention Solaris 11 packaging changes.
18785 Update gas and gld requirements.
18786 Remove reference to pre-Solaris 10 bug.
18787 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18789 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18792 2016-04-17 Jan Hubicka <jh@suse.cz>
18794 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18795 max_loop_iterations_int.
18797 2016-04-18 Richard Biener <rguenther@suse.de>
18799 PR tree-optimization/43434
18800 * tree-ssa-structalias.c (struct vls_data): New.
18801 (visit_loadstore): Handle all pointer-based accesses.
18802 (compute_dependence_clique): Compute a bitmap of restrict tags
18803 assigned bases and pass it to visit_loadstore.
18805 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18808 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18809 armv8.1-a and armv8.1-a+crc.
18811 2016-04-18 Richard Biener <rguenther@suse.de>
18813 PR tree-optimization/70701
18814 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18815 references after translating through a memcpy.
18817 2016-04-18 Richard Biener <rguenther@suse.de>
18819 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18820 (compute_antic): ... here. For partial antic use regular
18821 postorder and scrap iteration.
18822 (compute_partial_antic_aux): Remove unused return value.
18823 (init_pre): Do not allocate postorder.
18824 (fini_pre): Do not free postorder.
18826 2016-04-18 Richard Biener <rguenther@suse.de>
18828 PR middle-end/37870
18829 * expmed.c (extract_bit_field_1): Remove broken case
18830 using a wider MODE_INT mode.
18832 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18834 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18835 unless compiling with at least GCC-4.8.
18837 2016-04-17 Jan Hubicka <jh@suse.cz>
18840 * graphite.c (graphite_finalize): Update call to
18841 tree_estimate_probability.
18842 * predict.h (tree_estimate_probability): Update prototype.
18844 2016-04-17 Jan Hubicka <jh@suse.cz>
18846 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18847 (tree_estimate_probability): Likewise.
18848 (pass_profile::execute): Update.
18849 (report_predictor_hitrates): New function.
18850 * profile.c (compute_branch_probabilities): Use it.
18851 * predict.h (report_predictor_hitrates): Declare.
18853 2016-04-17 Jan Hubicka <jh@suse.cz>
18856 * cgraph.h (cgraph_node::set_const_flag,
18857 cgraph_node::set_pure_flag): Update prototype to return bool;
18859 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18860 of interposable symbol are interposable, too.
18861 (cgraph_set_const_flag_1): Rename to ...
18862 (set_const_flag_1): ... this one; change to self recursive function
18863 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18864 clearnig the flag in all variants and also virtual thunks of const
18865 functions are pure; track if any change was done.
18866 (cgraph_node::set_const_flag): Update.
18867 (struct set_pure_flag_info): New struct.
18868 (cgraph_set_pure_flag_1): Rename to ...
18869 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18870 rather than pointer encoded flags; track if any changes was done;
18871 handle correctly clearning flag and setting flag of aliases already
18873 (cgraph_node::set_pure_flag): Update.
18874 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18876 2016-04-17 Tom de Vries <tom@codesourcery.com>
18879 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18880 backslash in label.
18882 2016-04-17 Tom de Vries <tom@codesourcery.com>
18884 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18885 '{}<> ' as escape-for-record.
18887 2016-04-17 Tom de Vries <tom@codesourcery.com>
18889 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18892 2016-04-17 Tom de Vries <tom@codesourcery.com>
18895 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18896 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18897 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18898 * passes.c (finish_optimization_passes): Only call
18899 finish_graph_dump_file if dfi->graph_dump_initialized.
18900 (execute_function_dump, pass_init_dump_file): Use
18901 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18903 2016-04-17 Tom de Vries <tom@codesourcery.com>
18905 PR tree-optimization/70256
18906 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18907 (debug_varmap): New function.
18909 2016-04-17 Tom de Vries <tom@codesourcery.com>
18912 * passes.c (pass_manager::register_pass): Propagate pflags.
18914 2016-04-17 Tom de Vries <tom@codesourcery.com>
18917 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18918 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18919 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18920 check if it's equal to p_start.
18921 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18923 2016-04-15 Jan Hubicka <jh@suse.cz>
18926 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18927 function does not bind to current def.
18928 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18929 handle conservatively calls to functions that does not need to bind
18931 (check_call): Update call of worse_state.
18932 (ignore_edge_for_nothrow): Update.
18933 (ignore_edge_for_pure_const): Likewise.
18934 (propagate_pure_const): Update calls to worse_state.
18935 (skip_function_for_local_pure_const): Reformat comments.
18937 2016-04-15 Jan Hubicka <jh@suse.cz>
18940 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18941 (cgraph_node::function_symbol): Likewise.
18942 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18943 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18944 (symtab_node::ultimate_alias_target): Add REF parameter.
18945 (symtab_node::binds_to_current_def_p): Declare.
18946 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18947 (cgraph_node::function_symbol): Likewise.
18948 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18949 (cgraph_node::get_availability): Likewise.
18950 (cgraph_edge::binds_to_current_def_p): New inline function.
18951 (varpool_node::get_availability): Add REF parameter.
18952 (varpool_node::ultimate_alias_target): Likewise.
18953 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18954 (symtab_node::binds_to_current_def_p): Likewise.
18955 * varpool.c (varpool_node::get_availability): Likewise.
18957 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18960 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18961 Fix mode size check.
18963 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18965 * BASE-VER: Set to 7.0.0.
18967 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18969 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18971 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18973 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18974 architecture revisions.
18976 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18978 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18979 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18980 * config/i386/i386.md (stack decrement to push peepholes): Guard
18981 with !x86_using_red_zone ().
18983 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18986 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18987 to dump_generic_node.
18988 (NIY): Pass also flags to do_niy.
18990 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18992 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18993 (simd_clone_vector_of_formal_parm_types)
18994 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18995 (simd_clone_mangle, simd_clone_create)
18996 (simd_clone_adjust_return_type, create_tmp_simd_array)
18997 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18998 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18999 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19000 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19001 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19002 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19003 * omp-simd-clone.c: ... this new file.
19004 (simd_clone_vector_of_formal_parm_types): Make it static.
19005 * Makefile.in (OBJS): Add omp-simd-clone.o.
19007 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19010 * config/i386/sse.md: Use proper memory operand modifiers.
19013 2016-04-15 Richard Biener <rguenther@suse.de>
19014 Alan Modra <amodra@gmail.com>
19016 PR tree-optimization/70130
19017 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19018 when alignment stays not the same and no not use the realign
19021 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19024 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19025 direct move handlers for KFmode. Change TFmode handlers test from
19026 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19028 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19031 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19032 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19033 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19034 * tree-ssa-live.c (remove_unused_scope_block_p): When
19035 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19036 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19037 block_ultimate_origin is FUNCTION_DECL.
19038 (remove_unused_locals): If current_function_decl is
19039 polymorphic_ctor_dtor_p, pass initial true to
19040 remove_unused_scope_block_p' is_ctor_dtor_block.
19042 2016-04-14 Martin Sebor <msebor@redhat.com>
19047 * doc/extend.texi (Variable Length): Revert.
19049 2016-04-14 Marek Polacek <polacek@redhat.com>
19050 Jan Hubicka <hubicka@ucw.cz>
19053 * tree.c (verify_type): Disable the canonical type of main variant
19056 2016-04-14 Jason Merrill <jason@redhat.com>
19058 * cfgexpand.c, expr.c: Revert previous change.
19060 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19062 PR middle-end/70643
19063 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19064 when building a mem ref for the incoming reduction variable.
19066 2016-04-14 Richard Biener <rguenther@suse.de>
19068 PR tree-optimization/70614
19069 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19070 loop if the evolution dropped to chrec_dont_know.
19071 (interpret_condition_phi): Likewise.
19073 2016-04-14 Richard Biener <rguenther@suse.de>
19075 PR tree-optimization/70623
19076 * tree-ssa-pre.c (changed_blocks): Make global ...
19077 (compute_antic): ... local here. Move and fix worklist
19078 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19079 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19080 worklist handling, dump when ANTIC_IN changed.
19081 (compute_partial_antic_aux): Remove worklist handling.
19082 (init_pre): Do not compute post dominators. Add a comment about
19083 the CFG order chosen.
19084 (fini_pre): Do not free post dominators.
19086 2016-04-13 Martin Sebor <msebor@redhat.com>
19091 * doc/extend.texi (Variable Length): Document C++ specifics.
19093 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19096 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19097 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19098 eh edges have been purged.
19101 * tree-sra.c (create_access_replacement,
19102 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19104 * tree-pretty-print.c (dump_fancy_name): New function.
19105 (dump_decl_name, dump_generic_node): Use it.
19107 2016-04-13 Jason Merrill <jason@redhat.com>
19109 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19110 * expr.c (expand_expr_real_1): Likewise.
19112 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19114 * config/i386/i386.md (kunpckhi): Swap operands.
19115 (kunpcksi): Likewise.
19116 (kunpckdi): Likewise.
19117 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19118 (vec_pack_trunc_<mode>): Likewise.
19120 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19123 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19125 PR middle-end/70633
19126 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19127 gimplification turns some element into non-constant.
19130 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19131 * explow.c (convert_memory_address_addr_space_1): No longer static,
19132 add NO_EMIT argument and don't call convert_modes if true, pass
19133 it down recursively, remove break after return.
19134 (convert_memory_address_addr_space): Adjust caller.
19135 * simplify-rtx.c (simplify_unary_operation_1): Call
19136 convert_memory_address_addr_space_1 instead of convert_memory_address,
19137 if it returns NULL, don't simplify.
19139 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19142 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19144 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19146 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19147 Bump the upper SIMDLEN limits, so that if the return type or
19148 characteristic type if the return type is void can be passed in
19149 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19152 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19155 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19156 Do not use "=" constraint on an input constraint.
19157 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19158 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19159 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19160 generates (neg (abs ...)) instead of (abs ...).
19162 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19164 PR rtl-optimization/70596
19165 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19166 just invalidate LRA data and reset them. Adjust dump wording.
19168 2016-04-12 Martin Liska <mliska@suse.cz>
19171 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19173 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19175 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19176 max_loop_iterations_int.
19177 (tree_unswitch_outer_loop): Likewise.
19178 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19179 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19181 2016-04-12 Tom de Vries <tom@codesourcery.com>
19183 PR tree-optimization/68756
19184 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19185 instead of new_name.
19187 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19189 PR tree-optimization/70602
19190 * tree-sra.c (generate_subtree_copies): Don't write anything into
19191 constant pool decls.
19193 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19194 regardless whether there are depend clauses or not.
19196 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19199 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19200 target attribute and pragma from changing the -mfloat128
19201 and -mfloat128-hardware options.
19203 * doc/extend.texi (Additional Floating Types): Document PowerPC
19204 __float128 restrictions.
19206 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19209 * config/aarch64/driver-aarch64.c
19210 (aarch64_get_extension_string_for_isa_flags): New.
19211 (arch_extension): Rename to...
19212 (aarch64_arch_extension): ...This.
19213 (ext_to_feat_string): Rename to...
19214 (aarch64_extensions): ...This.
19215 (aarch64_core_data): Keep track of architecture extension flags.
19216 (cpu_data): Rename to...
19217 (aarch64_cpu_data): ...This.
19218 (aarch64_arch_driver_info): Keep track of architecture extension
19220 (get_arch_name_from_id): Rename to...
19221 (get_arch_from_id): ...This, change return type.
19222 (host_detect_local_cpu): Update and reformat for renames, handle
19223 extensions through common infrastructure.
19225 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19228 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19229 track of a canonical flag name.
19230 (all_extensions): Likewise.
19231 (arch_to_arch_name): Also track extension flags enabled by the arch.
19232 (all_architectures): Likewise.
19233 (aarch64_parse_extension): Move to here.
19234 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19236 (aarch64_rewrite_selected_cpu): Update for above change.
19237 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19238 are handled, such that the single explicit value enabled by an
19239 extension is kept seperate from the implicit values it also enables.
19240 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19242 (aarch64_parse_extension): New.
19243 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19244 here to config/aarch64/aarch64-protos.h.
19245 (aarch64_parse_extension): Move from here to
19246 common/config/aarch64/aarch64-common.c.
19247 (aarch64_option_print): Update.
19248 (aarch64_declare_function_name): Likewise.
19249 (aarch64_start_file): Likewise.
19250 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19251 the canonical flag for extensions.
19252 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19255 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19257 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19260 2016-04-09 Tom de Vries <tom@codesourcery.com>
19262 PR tree-optimization/68953
19263 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19264 first to last subscript.
19266 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19268 PR tree-optimization/70586
19269 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19272 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19276 PR tree-optimization/70373
19277 PR middle-end/70533
19278 PR middle-end/70534
19279 PR middle-end/70535
19280 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19281 clauses for acc parallel reductions as necessary. Error on those
19283 * omp-low.c (scan_sharing_clauses): Don't install variables which
19284 are used in acc parallel reductions.
19285 (lower_rec_input_clauses): Remove dead code.
19286 (lower_oacc_reductions): Add support for reference reductions.
19287 (lower_reduction_clauses): Remove dead code.
19288 (lower_omp_target): Don't remap variables appearing in acc parallel
19290 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19292 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19294 PR middle-end/70593
19295 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19296 with multiple SSA_NAME defs, force the outputs other than first
19297 to be live before calling live_track_process_def on each output.
19299 PR rtl-optimization/70574
19300 * fwprop.c (forward_propagate_and_simplify): Don't add
19301 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19302 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19303 paradoxical subregs within *loc.
19305 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19307 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19308 -ftree-parallelize-loops={0,1}.
19309 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19310 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19311 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19312 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19313 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19315 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19318 * asan.c (instrument_derefs): If we get unknown location, extract it
19319 with EXPR_LOCATION.
19320 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
19322 2016-04-08 Tom de Vries <tom@codesourcery.com>
19324 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
19325 implicit firstprivate clause.
19327 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19330 * config/arm/thumb2.md (tst + branch-> lsls + branch
19331 peephole below *orsi_not_shiftsi_si): Require that condition
19332 register is dead after the peephole.
19333 (second peephole after the above): Likewise.
19335 2016-04-08 Alan Modra <amodra@gmail.com>
19338 * builtins.c (fold_builtin_classify): For IBM extended precision,
19339 look at just the high-order double to test for NaN.
19340 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
19341 test just the high double for Inf but both doubles for subnormal
19344 2016-04-07 Jakub Jelinek <jakub@redhat.com>
19346 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
19347 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
19348 node->simdclone->mask_mode != VOIDmode masks.
19349 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
19350 earlier, use it instead of node->simdclone.
19351 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19352 Set clonei->mask_mode.
19354 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19357 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
19358 Pass it through to cp_parser_already_scoped_statement.
19359 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
19360 it through to cp_parser_statement.
19361 (cp_parser_statement): Pass IF_P through to
19362 cp_parser_iteration_statement.
19363 (cp_parser_pragma): Adjust call to
19364 cp_parser_iteration_statement.
19366 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19369 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
19370 resolve a future -Wparentheses warning.
19371 * omp-low.c (scan_sharing_clauses): Likewise.
19372 * tree-parloops.c (eliminate_local_variables): Likewise.
19374 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
19376 PR rtl-optimization/70398
19377 * lra-constraints.c (process_address_1): Check zero scale and code
19378 for reloading with zero scale.
19380 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
19382 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
19383 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
19385 2016-04-06 Jakub Jelinek <jakub@redhat.com>
19387 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19388 Add support for AVX512F clones, include them by default for
19389 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
19390 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
19393 PR middle-end/70550
19394 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
19395 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
19396 firstprivate clauses.
19397 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
19398 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
19399 (lower_omp_target): Set TREE_NO_WARNING for
19400 non-addressable possibly uninitialized vars which are copied into
19401 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
19403 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
19405 * config/pa/predicates.md (integer_store_memory_operand): Accept
19406 REG+D operands with a large offset when reload_in_progress is true.
19407 (floating_point_store_memory_operand): Likewise.
19409 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19412 * match.pd (nested int casts): Limit to GIMPLE.
19414 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
19417 * ipa-devirt.c (maybe_record_node): Fix comment; use
19418 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
19420 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19422 PR rtl-optimization/70542
19423 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
19424 if there are any uses other than insn or debug insns.
19426 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
19427 Jakub Jelinek <jakub@redhat.com>
19429 PR tree-optimization/70509
19430 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
19431 Shift HOST_WIDE_INT_1U instead of 1.
19433 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
19435 PR tree-optimization/70509
19436 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
19437 of the vector base type for index.
19439 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
19442 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
19444 2016-04-05 Richard Biener <rguenther@suse.de>
19446 PR tree-optimization/70526
19447 * tree-sra.c (build_ref_for_offset): Use prev_base to
19448 extract the alias pointer type.
19450 2016-04-05 Richard Biener <rguenther@suse.de>
19452 * dse.c (struct store_info): Remove alias_set member.
19453 (struct read_info_type): Likewise.
19454 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19455 spill_deleted, clear_alias_set_lookup): Remove.
19456 (get_group_info): Remove dead base == NULL_RTX case.
19457 (dse_step0): Remove initialization of removed variables.
19458 (delete_dead_store_insn): Reomve alias set dumping.
19459 (free_read_records): Remove alias_set handling.
19460 (canon_address): Remove alias_set_out parameter.
19461 (record_store): Remove spill_alias_set, it's always zero.
19462 (check_mem_read_rtx): Likewise.
19463 (dse_step2): Rename from ...
19464 (dse_step2_nospill): ... this. Adjust.
19465 (scan_stores): Rename from ...
19466 (scan_stores_nospill): ... this.
19467 (scan_reads): Rename from ...
19468 (scan_reads_nospill): ... this.
19469 (scan_stores_spill, scan_reads_spill): Remove.
19470 (dse_step3_scan): Remove for_spills argument which is always false.
19471 (dse_step3): Likewise.
19472 (dse_step5): Rename from ...
19473 (dse_step5_nospill): ... this. Remove alias_set handling.
19474 (rest_of_handle_dse): Adjust.
19476 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19479 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19480 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19481 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19482 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19484 2016-04-05 Richard Biener <rguenther@suse.de>
19486 PR middle-end/70499
19487 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19488 non-register type temporaries into SSA.
19490 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19493 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19494 calls when sanitizing.
19495 (possible_polymorphic_call_target_p): Fix formatting.
19497 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19498 Jakub Jelinek <jakub@redhat.com>
19500 PR middle-end/70457
19501 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19502 to ensure a call statement is compatible with a built-in's
19504 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19507 2016-04-04 Richard Biener <rguenther@suse.de>
19509 PR rtl-optimization/70484
19510 * rtl.h (canon_output_dependence): Declare.
19511 * alias.c (canon_output_dependence): New function.
19512 * dse.c (record_store): Use canon_output_dependence rather
19513 than canon_true_dependence.
19515 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19518 * cgraph.h (symtab_node::copy_visibility_from): New function.
19519 * symtab.c (symtab_node::copy_visibility_from): New function.
19520 * ipa-visibility.c (optimize_weakref): New function.
19521 (function_and_variable_visibility): Use it.
19523 2016-04-04 Martin Liska <mliska@suse.cz>
19526 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19527 value that is really in range handled by SBR instruction.
19528 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19529 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19530 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19532 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19536 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19537 set, but not for SP_REG operands.
19539 2016-04-02 Martin Sebor <msebor@redhat.com>
19542 * fold-const.c (maybe_nonzero_address): New function.
19543 (fold_comparison): Call it. Fold equality and relational
19544 expressions involving null pointers.
19545 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19547 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19549 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19550 the "Y" constraint (scalar FP 0.0 immediate).
19552 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19553 Add the "const_double" to the list of operand constraints.
19555 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19557 PR rtl-optimization/70467
19558 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19559 If low word of the last operand is 0, just emit addition/subtraction
19562 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19565 * config/s390/s390.c (s390_expand_insv): Check for everything
19566 constant instead of just VOIDmode stuff.
19568 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19571 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19573 2016-04-01 Nathan Sidwell <nathan@acm.org>
19575 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19577 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19579 PR rtl-optimization/70461
19580 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19583 2016-03-31 Martin Liska <mliska@suse.cz>
19586 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19587 a tree value or an immediate integer value to a buffer
19588 that is eventually copied to a BRIG section.
19589 (emit_immediate_operand): Call the function here.
19590 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19591 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19592 of class' fields that are removed.
19593 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19594 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19595 m_brig_repr_size fields.
19597 2016-03-31 Martin Liska <mliska@suse.cz>
19600 * hsa-gen.c (hsa_function_representation::update_dominance): New
19602 (convert_addr_to_flat_segment): Likewise.
19603 (gen_hsa_memory_set): New alignment argument.
19604 (gen_hsa_ctor_assignment): Likewise.
19605 (gen_hsa_insns_for_single_assignment): Provide alignment
19606 to gen_hsa_ctor_assignment.
19607 (gen_hsa_insns_for_direct_call): Add new argument.
19608 (expand_lhs_of_string_op): New function.
19609 (expand_string_operation_builtin): Likewise.
19610 (expand_memory_copy): New function.
19611 (expand_memory_set): New function.
19612 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19613 (convert_switch_statements): Change signature.
19614 (generate_hsa): Use a return value of the function.
19615 (pass_gen_hsail::execute): Do not call
19616 convert_switch_statements here.
19617 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19618 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19619 (hsa_function_representation::update_dominance): New function.
19621 2016-03-31 Martin Liska <mliska@suse.cz>
19624 * hsa-brig.c (emit_directive_variable): Emit alignment
19625 according to hsa_symbol::m_align.
19626 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19627 (dump_hsa_symbol): Dump alignment of HSA symbols.
19628 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19629 (gen_hsa_addr_with_align): New function.
19630 (hsa_bitmemref_alignment): Use newly added function.
19631 (gen_hsa_insns_for_load): Likewise.
19632 (gen_hsa_insns_for_store): Likewise.
19633 (gen_hsa_memory_copy): New argument added.
19634 (gen_hsa_insns_for_single_assignment): Respect
19635 alignment for assignments processed via gen_hsa_memory_copy.
19636 (gen_hsa_insns_for_direct_call): Likewise.
19637 (gen_hsa_insns_for_return): Likewise.
19638 (gen_function_def_parameters): Set default alignment.
19639 * hsa.c (hsa_object_alignment): New function.
19640 (hsa_byte_alignment): Pasted function.
19641 * hsa.h (hsa_symbol::m_align): New field.
19643 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19645 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19646 scratch field for goto case.
19648 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19650 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19652 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19655 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19656 (scalar_chain::convert_insn): Call convert_op for reg
19657 moves to handle undefined registers.
19659 2016-03-31 Nathan Sidwell <nathan@acm.org>
19662 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19663 Assert we don't want to move backwards.
19665 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19668 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19670 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19672 PR rtl-optimization/70460
19673 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19674 with operand from REG_LABEL_OPERAND, instead substitute
19675 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19676 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19678 2016-03-31 Martin Liska <mliska@suse.cz>
19680 * passes.c (execute_one_pass): Do not call
19681 todo_after for a discarded function.
19683 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19685 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19686 (no_cost, infinite_cost): Initialize the new field.
19687 (get_computation_cost_at): Record setup cost.
19688 (determine_use_iv_cost_address): Skip cost computation for sub
19689 uses if we can estimate it without losing accuracy.
19691 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19693 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19695 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19696 max_loop_iterations_int.
19697 (tree_unswitch_outer_loop): Likewise.
19698 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19699 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19701 2016-03-30 Richard Biener <rguenther@suse.de>
19703 PR middle-end/70450
19704 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19706 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19709 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19710 in gen_blendm expander.
19712 2016-03-30 Nick Clifton <nickc@redhat.com>
19715 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19716 case where we are already provided with an SImode SUBREG.
19718 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19721 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19722 conflict between DRAP register and __builtin_eh_return.
19724 2016-03-30 Michael Matz <matz@suse.de>
19725 Richard Biener <rguenther@suse.de>
19728 * ipa-polymorphic-call.c (struct type_change_info): Change
19729 speculative to an unsigned allowing to limit the work we do.
19730 (csftc_abort_walking_p): New inline function..
19731 (check_stmt_for_type_change): Limit the number of may-defs
19732 skipped for speculative devirtualization to
19733 max-speculative-devirt-maydefs.
19734 * params.def (max-speculative-devirt-maydefs): New param.
19735 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19737 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19740 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19743 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19745 PR tree-optimization/59124
19746 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19747 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19749 2016-03-29 Jeff Law <law@redhat.com>
19751 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19753 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19755 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19758 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19760 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19761 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19762 gcrt0.o if linking dynamically.
19764 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19767 * ipa-devirt.c (methods_equal_p): New function.
19768 (compare_virtual_tables): Use it.
19769 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19770 * cgraphclones.c (clone_function_name_1): Use
19771 symbol_table::symbol_suffix_separator.
19772 * coverage.c (build_var): Likewise.
19773 * symtab.c (symbol_table::symbol_suffix_separator): New.
19775 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19777 PR rtl-optimization/70429
19778 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19779 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19780 mode != result_mode.
19783 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19785 PR tree-optimization/70405
19786 * ssa-iterators.h (num_imm_uses): Add missing braces.
19788 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19790 PR rtl-optimization/68695
19791 * ira-color.c (allocno_copy_cost_saving): New.
19792 (improve_allocation): Use it.
19794 2016-03-29 Richard Henderson <rth@redhat.com>
19796 PR middle-end/70355
19797 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19799 2016-03-29 Richard Biener <rguenther@suse.de>
19801 PR middle-end/70424
19802 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19803 use alignment returned by get_pointer_alignment_1 if it is
19804 bigger than BITS_PER_UNIT.
19805 * builtins.c (get_pointer_alignment_1): Do not return true
19806 for alignment extracted from SSA info.
19808 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19810 * config/ft32/ft32.opt (mnodiv): New.
19811 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19812 * doc/invoke.texi (FT32 Options -mnodiv): New.
19814 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19817 * config/i386/i386.md (define_split, andn): Fix modes.
19819 2016-03-26 Richard Biener <rguenther@suse.de>
19820 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19823 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19825 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19826 as 2nd argument to cl_optimization_restore().
19828 2016-03-25 Richard Henderson <rth@redhat.com>
19831 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19832 * config/aarch64/aarch64-protos.h: Declare it.
19833 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19835 2016-03-25 Alan Modra <amodra@gmail.com>
19838 * config/rs6000/constraints.md (j): Simplify.
19839 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19841 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19842 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19843 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19844 in all constraint alternatives.
19845 (movtd_64bit_nodm): Delete "j" constraint alternative.
19847 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19849 * tree-ssa-propagate.c: Enhance docs for
19850 SSA_PROP_NOT_INTERESTING.
19852 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19854 * doc/extend.texi: Fix typo in documentation to pure attribute.
19856 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19859 * config/pa/pa.md (bswapdi2): Use a scratch register.
19861 2016-03-24 Richard Henderson <rth@redhat.com>
19863 PR middle-end/69845
19864 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19867 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19869 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19870 using ix86_expand_binary_operator instead of gen_andsi3.
19872 2016-03-24 Richard Biener <rguenther@suse.de>
19874 PR tree-optimization/70396
19875 * tree-vect-stmts.c (vectorizable_comparison): Use
19876 get_vectype_for_scalar_type.
19878 2016-03-24 Richard Biener <rguenther@suse.de>
19880 PR middle-end/70370
19881 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19882 with register bases.
19884 2016-03-24 Richard Biener <rguenther@suse.de>
19886 PR tree-optimization/70372
19887 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19888 build_all_ones_cst to also handle vector types correctly.
19890 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19893 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19896 2016-03-23 Marek Polacek <polacek@redhat.com>
19899 * doc/invoke.texi: Document -Wignored-attributes.
19901 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19903 PR tree-optimization/69042
19904 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19905 parameter from 30 to 40.
19907 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19909 PR tree-optimization/69042
19910 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19911 for use with constant offset stripped in base.
19913 2016-03-23 Richard Biener <rguenther@suse.de>
19915 PR middle-end/70251
19916 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19917 mode compatibility check.
19918 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19920 2016-03-23 Jeff Law <law@redhat.com>
19922 PR tree-optimization/64058
19923 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19925 (struct ssa_conflicts): Move up earlier in the file.
19926 (conflicts_, var_map_): New static variables.
19927 (initialize_conflict_count): New function to initialize the
19928 CONFLICT_COUNT field for each conflict pair.
19929 (compare_pairs): Lazily initialize the conflict count and use it
19930 as the first tie-breaker.
19931 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19932 and wipe conflicts_ and map_ around the call to qsort. Remove
19933 special case for 2 coalesce pairs.
19934 * bitmap.c (bitmap_count_unique_bits): New function.
19935 (bitmap_count_bits_in_word): New function, extracted from
19937 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19938 * bitmap.h (bitmap_count_unique_bits): Declare it.
19940 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19943 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19944 transparent alias chain for decl assembler name.
19945 * config/sol2.c (solaris_assemble_visibility): Likewise.
19947 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19949 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19951 (v10_fdivs): Likewise.
19952 (v10_fdivd): Likewise.
19954 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19957 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19958 to not call fclose twice on file.
19960 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19962 PR tree-optimization/70354
19963 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19964 oprnd0 is wider than oprnd1 and there is a cast from the wider
19965 type to oprnd1, mask it with the mask of the narrower type.
19968 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19969 Optimize TARGET_STV splitters, if high or low word of last argument
19972 2016-03-22 Jeff Law <law@redhat.com>
19975 tree-ssa-threadbackward.c
19976 (fsm_find_control_statement_thread_paths): Correctly distinguish
19977 between old style jump threads vs FSM jump threads.
19979 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19982 * config/i386/i386.c (scalar_chain::convert_op): Support
19983 uninitialized register usage case.
19985 2016-03-22 Richard Biener <rguenther@suse.de>
19987 PR middle-end/70251
19988 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19990 (capture::gen_transform): ... to change behavior when substituting
19991 a condition into cond or not-cond expr context.
19992 (dt_simplify::gen_1): Adjust.
19993 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19994 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19995 last change and instead change to
19996 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19997 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19999 2016-03-22 Anthony Green <green@moxielogic.com>
20001 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20002 issue for moxiebox targets.
20003 (CC1PLUS_SPEC): Ditto.
20005 2016-03-22 Richard Biener <rguenther@suse.de>
20007 PR middle-end/70333
20008 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20011 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20013 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20015 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20018 * config/i386/i386.c (def_builtin): Handle
20019 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20021 (const struct builtin_description bdesc_special_args[]):
20022 Remove duplicate ISA bits.
20024 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20027 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20028 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20029 in a way that works also for AVX512BW.
20032 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20033 instead of source if operands[1] is xmm16 and above and
20034 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20035 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20038 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20039 on assign if (*from_p) is a comparison, set it to
20040 TREE_NO_WARNING (*from_p).
20042 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20044 PR middle-end/70326
20045 * lra.c (restore_scratches): Ignore deleted insns.
20047 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20048 Jakub Jelinek <jakub@redhat.com>
20050 PR tree-optimization/70317
20051 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20054 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20057 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20058 of ix86_expand_move.
20060 (movti): Use general_operand for operand 1 predicate.
20062 2016-03-21 Martin Liska <mliska@suse.cz>
20064 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20066 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20068 2016-03-21 Martin Liska <mliska@suse.cz>
20071 * ipa-icf.c (sem_function::parse): Skip static
20072 constructors and destructors.
20074 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20077 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20078 function-like macro, peek following token(s) if it is followed
20079 by CPP_OPEN_PAREN token with optional padding in between, and
20080 if not, don't treat it like a macro.
20082 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20083 Alexander Monakov <amonakov@ispras.ru>
20085 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20086 for the stabs debug format.
20088 2016-03-21 Richard Biener <rguenther@suse.de>
20090 PR tree-optimization/70310
20091 * tree-vect-generic.c (expand_vector_condition): Fold the built
20094 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20097 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20098 Block third alternative for AVX-512VL target,
20100 2016-03-21 Martin Liska <mliska@suse.cz>
20103 * hsa-brig.c (emit_function_directives): Mark unemitted
20104 global variables for emission.
20105 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20106 (get_symbol_for_decl): Likewise.
20107 * hsa.h (struct hsa_symbol): New flag.
20109 2016-03-21 Richard Biener <rguenther@suse.de>
20111 PR tree-optimization/70288
20112 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20113 we do not estimate unsimplified all-constant conditionals or
20114 switches as optimized away.
20116 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20118 PR rtl-optimization/69102
20119 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20120 when we have a readonly dependency context.
20122 2016-03-18 Jeff Law <law@redhat.com>
20124 PR rtl-optimization/70263
20125 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20126 (update_equiv_regs): When trying to move a store to after the insn
20127 that sets the source of the store, make sure the store occurs after
20128 the insn that sets the source of the store. When successful note
20129 the REG_EQUIV note created in the dump file.
20131 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20132 Bernd Schmidt <bschmidt@redhat.com>
20134 * doc/extend.texi: Document more potential problems with basic asms.
20136 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20138 PR rtl-optimization/70278
20139 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20142 2016-03-18 Jason Merrill <jason@redhat.com>
20144 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20146 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20148 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20149 values to 128b regs.
20151 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20153 PR tree-optimization/70252
20154 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20155 boolean vector has a proper number of elements.
20156 (supportable_narrowing_operation): Likewise.
20158 2016-03-18 Tom de Vries <tom@codesourcery.com>
20161 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20163 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20165 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20166 instead of replace_rtx for DEBUG_INSNs.
20168 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20170 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20171 load type reservations.
20173 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20176 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20177 define_constraint for "Q" and "T" constraints.
20179 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20181 Tweak the pipeline model for Exynos M1
20183 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20186 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20189 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20190 where one or both locations aren't within a line_map.
20192 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20195 * opts.c (finish_options): Don't set flag_pie to the default if
20196 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20199 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20201 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20202 true as ALL_REGS argument to replace_rtx.
20204 2016-03-17 Richard Biener <rguenther@suse.de>
20207 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20210 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20213 * rtl.h (replace_rtx): Add ALL_REGS argument.
20214 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20215 equality and assert mode is the same, instead of just rtx pointer
20217 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20218 true as ALL_REGS argument to replace_rtx.
20220 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20222 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20223 for boolean vector with vector mode only.
20224 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20226 2016-03-17 Nick Clifton <nickc@redhat.com>
20229 * config/rx/rx.c (rx_print_integer): Print negative constants in
20232 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20235 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20237 2016-03-16 Richard Henderson <rth@redhat.com>
20238 Richard Biener <rguenth@suse.de>
20240 PR middle-end/70240
20241 PR middle-end/68215
20243 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20244 first operand as is_gimple_condexpr.
20246 PR middle-end/70240
20247 PR middle-end/68215
20249 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20250 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20251 Do not gimplify the result.
20252 (do_unop): Adjust call to tree_vec_extract.
20253 (do_binop): Likewise.
20254 (do_compare): Likewise.
20255 (do_plus_minus): Likewise.
20256 (do_negate): Likewise.
20257 (expand_vector_condition): Likewise.
20258 (do_cond): Likewise.
20260 2016-03-16 Richard Henderson <rth@redhat.com>
20263 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20264 (aarch64_classify_address): Use it.
20265 (aarch64_legitimize_address): Force all subexpressions of PLUS
20266 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20268 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20269 Richard Biener <rguenth@suse.de>
20272 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20273 return to even if only REGNO is equal, and assert
20276 2016-03-11 Jeff Law <law@redhat.com>
20278 PR rtl-optimization/70224
20279 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20281 2016-03-16 Richard Henderson <rth@redhat.com>
20283 PR middle-end/70199
20284 * function.h (struct function): Add has_forced_label_in_static.
20285 * gimplify.c (force_labels_r): Set it.
20286 * lto-streamer-in.c (input_struct_function_base): Read it.
20287 * lto-streamer-out.c (output_struct_function_base): Write it.
20288 * tree-inline.c (has_label_address_in_static_1): Remove.
20289 (copy_forbidden): Remove fndecl parameter; test
20290 has_forced_label_in_static.
20291 (inline_forbidden_p): Update call to copy_forbidden.
20292 (tree_versionable_function_p): Likewise.
20293 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20294 (chkp_versioning): Likewise.
20295 * tree-inline.h (copy_forbidden): Update decl.
20297 2016-03-16 Marek Polacek <polacek@redhat.com>
20300 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20301 function being thunked if the result type doesn't have fixed size.
20302 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20303 doesn't have fixed size.
20305 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20307 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20308 reporting malformed loop nest.
20310 2016-03-16 Tom de Vries <tom@codesourcery.com>
20313 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20314 nodes.length () == 1 test to before first nodes[0] access.
20316 2016-03-16 Tom de Vries <tom@codesourcery.com>
20318 PR tree-optimization/68715
20319 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20320 single_pred_p test.
20322 2016-03-16 Tom de Vries <tom@codesourcery.com>
20324 PR tree-optimization/68809
20325 * graphite-scop-detection.c (same_close_phi_node): Test if result types
20328 2016-03-16 Carlos O'Donell <carlos@redhat.com>
20329 Sandra Loosemore <sandra@codesourcery.com>
20331 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
20332 on leaf attribute. Mention ELF interposition problems.
20334 2016-03-16 Alan Modra <amodra@gmail.com>
20336 PR rtl-optimization/69195
20337 PR rtl-optimization/47992
20338 * ira.c (indirect_jump_optimize): Ignore artificial defs.
20341 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
20344 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
20346 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20348 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
20350 2016-03-15 Jakub Jelinek <jakub@redhat.com>
20352 PR rtl-optimization/70222
20353 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
20354 optimization if mode is different from result_mode, queue up masking
20355 of the result in outer_op. Formatting fix.
20357 PR middle-end/70239
20358 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
20361 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20363 PR rtl-optimization/69032
20364 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
20365 looping backwards over basic block insns.
20367 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20370 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
20371 to non-speculative when propagating trap bits.
20373 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20375 PR rtl-optimization/63384
20376 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
20377 DEBUG_INSN_P insns.
20379 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20382 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
20383 factored out from ...
20384 (sched_analyze_insn): ... here.
20385 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
20386 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
20387 get_implicit_reg_pending_clobbers in it.
20388 (setup_id_reg_sets): Use setup_id_implicit_regs.
20389 (deps_init_id): Ditto.
20391 2016-03-15 Tom de Vries <tom@codesourcery.com>
20394 * cgraph.c (cgraph_node::get_body): Save, reset and restore
20396 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
20397 execute_function_dump.
20398 (execute_one_pass): Don't dump function if it will be dumped after ipa
20401 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
20403 * genrecog.c (match_pattern_2): If pred is NULL don't call
20404 safe_predicate_mode on it.
20406 2016-03-14 Jakub Jelinek <jakub@redhat.com>
20408 PR middle-end/70219
20409 * lra-constraints.c (delete_move_and_clobber): Change assertion
20410 to also allow dregno == 0.
20412 2016-03-14 Richard Henderson <rth@redhat.com>
20415 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
20416 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
20417 (reassociate_bb): Use optimize_vec_cond_expr; avoid
20418 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
20421 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
20424 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
20426 (lra_create_live_ranges_1): initialize hard register biggest_mode to
20428 * lra-constraints.c (split_reg): For hard regs, try to find the
20429 biggest single-register mode used in the function.
20431 2016-03-14 Richard Biener <rguenther@suse.de>
20433 PR tree-optimization/56365
20434 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
20435 constants to compare against.
20437 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
20440 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
20441 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
20442 (define_split for the GPR case): Use int_reg_operand instead of
20443 gpc_reg_operand for the output.
20445 2016-03-14 Tom de Vries <tom@codesourcery.com>
20447 PR tree-optimization/70045
20448 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
20449 create_empty_if_region_on_edge argument.
20451 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
20453 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
20454 (STACK_CHECK_PROTECT): Likewise.
20455 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20456 (STACK_CHECK_PROTECT): Likewise.
20457 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20458 (STACK_CHECK_PROTECT): Likewise.
20459 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20460 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20461 (STACK_CHECK_PROTECT): Likewise.
20463 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20465 PR rtl-optimization/69307
20466 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20467 registers in modes that span more than one register.
20469 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20472 * lra-constraints.c (delete_move_and_clobber): New.
20473 (remove_inheritance_pseudos): Use it.
20475 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20478 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20479 the libcall is LCT_THROW.
20480 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20481 for the checking routine.
20483 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20486 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20487 optimization if we have direct move.
20488 (roundu32<mode>2_fprs): Likewise.
20490 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20493 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20495 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20496 Arguments swapped. All callers changed. Take reg_renumber into
20497 account, and Calculate and compare register ranges for hard regs.
20499 2016-03-11 Jeff Law <law@redhat.com>
20501 PR tree-optimization/70190
20502 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20503 Handle cases where we can not extract the taken edge, even though we
20504 found a constant value.
20506 PR tree-optimization/64058
20507 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20508 (num_coalesce_pairs): Move up earlier in file.
20509 (find_coalesce_pair): Initialize the INDEX field for each pair
20511 (compare_pairs): No longer sort on the elements in each pair.
20512 Instead break ties with the index of the coalesce pair.
20514 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20517 * config/aarch64/aarch64-protos.h
20518 (aarch64_save_restore_target_globals): New prototype.
20519 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20520 Call the above when popping pragma.
20521 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20523 (aarch64_set_current_function): Rewrite using the above.
20525 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20527 PR tree-optimization/70177
20528 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20529 (extract_ops_from_tree): ... this. In the 2 argument
20530 overload remove _1 suffix.
20531 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20532 (extract_ops_from_tree): ... this.
20533 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20535 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20536 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20537 extract_ops_from_tree instead of 2 operand one.
20539 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20541 PR tree-optimization/70013
20542 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20543 for constant-pool entries.
20545 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20547 PR rtl-optimization/70174
20548 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20549 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20551 PR tree-optimization/70169
20552 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20553 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20556 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20557 Jakub Jelinek <jakub@redhat.com>
20560 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20561 of uninitialized values.
20563 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20565 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20567 ("*trunctddd2"): New pattern definition.
20568 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20571 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20573 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20574 definitions for BFP and DFP rounding modes.
20575 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20576 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20577 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20578 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20581 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20583 * config/s390/constraints.md: Adjust comment.
20584 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20585 s390_decompose_addrstyle_without_index.
20586 * config/s390/predicates.md (shift_count_or_setmem_operand):
20587 Rename to setmem_operand.
20588 * config/s390/s390-protos.h
20589 (s390_decompose_shift_count): Rename to
20590 s390_decompose_addrstyle_without_index.
20591 * config/s390/s390.c (s390_decompose_shift_count)
20592 (s390_mem_constraint, print_shift_count_operand)
20593 (print_operand_address, print_operand): Rename
20594 s390_decompose_shift_count to
20595 s390_decompose_addrstyle_without_index and rename
20596 print_shift_count_operand to print_addrstyle_operand troughout the
20598 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20599 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20600 Rename shift_count_or_setmem_operand to setmem_operand.
20601 * config/s390/vx-builtins.md ("vec_insert<mode>")
20602 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20605 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20608 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20609 Handle overlapping retval and newval.
20611 2016-03-10 Nick Clifton <nickc@redhat.com>
20614 * config/aarch64/aarch64.c
20615 (aarch64_override_options_after_change_1): When forcing
20616 flag_omit_frame_pointer to be true, use a special value that can
20617 be detected if this function is called again, thus preventing
20618 flag_omit_leaf_frame_pointer from being forced to be false.
20620 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20622 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20623 Set x_flag_omit_leaf_frame_pointer when handling
20624 -momit-leaf-frame-pointer.
20626 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20629 * cgraph.c (cgraph_node::dump): Dump split_part and
20630 indirect_call_target.
20631 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20632 * ipa.c (has_addr_references_p): Cleanup.
20633 (is_indirect_call_target_p): New.
20634 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20635 called indirectly as local.
20636 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20638 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20641 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20642 on cxa_pure_virtual.
20644 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20647 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20649 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20652 * tree.c (need_assembler_name_p): Only record main variant type names.
20654 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20657 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20658 Always define to 0 or 1.
20659 (TARGET_FIX_ERR_A53_843419): New macro.
20660 * config/aarch64/aarch64-elf-raw.h
20661 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20662 * config/aarch64/aarch64-linux.h: Likewise.
20663 * config/aarch64/aarch64.c
20664 (aarch64_override_options_after_change_1): Do not default
20665 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20667 (aarch64_attributes): Handle fix-cortex-a53-843419.
20668 (aarch64_can_inline_p): Likewise.
20669 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20671 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20672 Jakub Jelinek <jakub@redhat.com>
20674 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20675 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20676 DECL_COMMONS if flag_unconstrained_commons is set.
20677 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20678 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20679 (funconstrained-commons): Document.
20681 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20683 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20684 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20686 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20688 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20689 has a proper number of elements.
20691 2016-03-10 Alan Modra <amodra@gmail.com>
20693 PR rtl-optimization/69195
20694 PR rtl-optimization/47992
20695 * ira.c (recorded_label_ref): Delete.
20696 (update_equiv_regs): Return void.
20697 (indirect_jump_optimize): New function.
20698 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20699 before regstat_compute_ri. Don't rebuild_jump_labels here.
20700 Delete update_regstat.
20702 2016-03-10 Richard Biener <rguenther@suse.de>
20704 PR tree-optimization/70128
20705 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20706 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20708 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20710 PR tree-optimization/70152
20711 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20712 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20715 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20716 instead of gen_sse2_loadlpd.
20717 * config/i386/sse.md (*vec_concatv2df): Rename to...
20718 (vec_concatv2df): ... this.
20720 PR tree-optimization/70127
20721 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20723 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20727 * diagnostic-show-locus.c (compatible_locations_p): New function.
20728 (layout::layout): Sanitize ranges using compatible_locations_p.
20730 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20734 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20735 location_range param with three const expanded_locations * and a
20737 (layout::layout): Replace call to
20738 rich_location::lazily_expand_location with get_expanded_location.
20739 Extract the range and perform location expansion here, passing
20740 the results to the layout_range ctor.
20741 * diagnostic.c (source_range::debug): Delete.
20742 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20743 of rich_location::get_expanded_location.
20744 * gcc-rich-location.c (get_range_for_expr): Delete.
20745 (gcc_rich_location::add_expr): Reimplement to avoid the
20746 rich_location::add_range overload that took a location_range,
20747 passing a location_t instead.
20749 2016-03-09 Richard Biener <rguenther@suse.de>
20750 Jakub Jelinek <jakub@redhat.com>
20752 PR tree-optimization/70138
20753 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20754 Also skip vect_double_reduction_def.
20756 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20759 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20760 if the operand is "m".
20762 2016-03-09 Nathan Sidwell <nathan@acm.org>
20764 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20766 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20768 * config/i386/i386.c (processor_target_table): Fix cost table
20769 intialization order for znver1.
20771 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20773 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20774 - becuase -> because.
20775 * ipa-reference.c (ignore_module_statics): Likewise.
20776 * cgraph.c (cgraph_node::get_body): Likewise.
20777 * ipa-inline.c (early_inliner): Likewise.
20778 * ipa-devirt.c (types_same_for_odr): Likewise.
20779 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20780 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20782 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20784 * tree-ssa-math-opts.c: Fix typo in comment.
20786 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20789 * config/i386/i386.c (scalar_chain::make_vector_copies,
20790 scalar_chain::convert_reg): Call end_sequence in between
20791 get_insns and emit_conversion_insns rather than after both
20794 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20797 * config/i386/i386.h (machine_function): Add
20798 pc_thunk_call_expanded flag.
20799 (ix86_pc_thunk_call_expanded): New define.
20800 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20801 (*set_got): Rename insn pattern from set_got.
20802 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20803 * config/i386/i386.c (ix86_compute_frame_layout): Use
20804 ix86_pc_thunk_call_expanded to prevent red-zone.
20806 2016-03-07 Martin Jambor <mjambor@suse.cz>
20808 * hsa.h (hsa_get_ctor_statements): Declare.
20809 (hsa_get_dtor_statements): Likewise.
20810 (hsa_get_kernel_dispatch_type): Likewise.
20811 * hsa.c (hsa_get_ctor_statements): New function.
20812 (hsa_get_dtor_statements): Likewise.
20813 (hsa_get_kernel_dispatch_type): Likewise.
20814 * hsa-brig.c (hsa_cdtor_statements): Removed.
20815 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20816 hsa_get_dtor_statements.
20817 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20818 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20820 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20822 * config/arm/arm-cores.def (cortex-r8): New.
20823 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20824 * config/arm/arm-tune.md: Likewise.
20825 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20827 2016-03-07 Martin Sebor <msebor@redhat.com>
20829 PR rtl-optimization/19705
20830 * doc/invoke.texi (Options That Control Optimization): Clarify
20831 -fno-branch-count-reg.
20833 2016-02-26 Richard Biener <rguenther@suse.de>
20834 Jeff Law <law@redhat.com>
20836 PR tree-optimization/69740
20837 * cfghooks.c (remove_edge): Request loop fixups if we delete
20838 an edge that might turn an irreducible loop into a natural
20840 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20841 Move after definition of loops_state_clear.
20843 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20845 PR rtl-optimization/69052
20846 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20849 2016-03-07 Tom de Vries <tom@codesourcery.com>
20851 PR tree-optimization/70116
20852 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20853 is_tm_ending stmts and ubsan/asan internal functions.
20854 (find_duplicate): Use it. Don't test is_tm_ending here.
20856 2016-03-07 Richard Biener <rguenther@suse.de>
20858 PR tree-optimization/70115
20859 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20860 (propagate_constants_for_unrolling): Use replace_uses_by.
20862 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20864 PR middle-end/69916
20865 * omp-low.c (struct oacc_loop): Add ifns.
20866 (new_oacc_loop_raw): Initialize it.
20867 (finish_oacc_loop): Clear mask & flags if no ifns.
20868 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20869 (oacc_loop_xform_loop): Add ifns arg & adjust.
20870 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20872 2016-03-07 Richard Henderson <rth@redhat.com>
20875 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20876 (insert_value_copy_on_edge): Likewise.
20878 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20880 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20882 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20885 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20887 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20889 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20891 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20893 Fix sseimul type attribute.
20894 * config/i386/znver1.md
20895 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20896 znver1_sseimul_avx256_load) : Fix the type attribute.
20897 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20898 pipe usage and latency.
20900 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20903 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20904 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20907 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20910 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20912 PR rtl-optimization/69941
20913 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20914 the reg share its mode.
20916 2016-03-04 Jeff Law <law@redhat.com>
20918 PR tree-optimization/69196
20919 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20920 If the both SSA_NAMEs are anonymous, then consider them unassociated
20921 and include the PHI in the statement count.
20923 2016-03-05 Tom de Vries <tom@codesourcery.com>
20925 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20926 construct in oacc routine. Check for oacc region in oacc routine.
20928 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20931 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20932 2016-02-22 changes, instead don't recurse if RECUR is already true.
20933 Don't change *dynamic_check if RECUR. Adjust recursive caller
20934 to pass true to the new argument.
20935 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20938 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20939 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20941 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20943 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20945 PR rtl-optimization/57676
20946 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20947 with flag_checking.
20949 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20951 * tree-vect-patterns.c (search_type_for_mask): Handle
20952 comparison of booleans.
20954 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20956 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20960 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20961 all other ops that have dw_val_class_die_ref operands,
20962 and DW_OP_GNU_entry_value.
20964 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20966 PR rtl-optimization/69904
20967 * config/arm/arm.c (arm_cannot_copy_insn_p):
20968 Return true for load-exclusive instructions.
20970 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20973 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20974 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20975 the pattern no matter if it is used just by non-pattern, pattern
20977 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20978 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20979 oprnd1 def_stmt is in pattern, don't look through it.
20981 2016-03-03 Marek Polacek <polacek@redhat.com>
20983 PR middle-end/70050
20984 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20986 2016-03-03 Martin Liska <mliska@suse.cz>
20988 PR tree-optimization/70043
20989 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20990 previous statement if we see a debug statement.
20992 2016-03-03 Richard Biener <rguenther@suse.de>
20994 PR tree-optimization/55936
20995 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20996 parameter and guard unsafe equivalence use.
20997 (vrp_evaluate_conditional_warnv_with_ops): Always use
20998 safe equivalences but not via the quadratic compare_names
21001 2016-03-03 Michael Collison <michael.collison@linaro.org>
21004 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21005 for operand 1 to s_register_operand. Change predicate for operand
21006 2 to arm_not_immediate_operand.
21008 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21010 * doc/tm.texi: Regenerated.
21012 2016-03-02 Richard Henderson <rth@redhat.com>
21015 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21016 simplification when all args are positive non-fixed registers.
21018 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21020 * target.def (lra_p): Specify that new ports should use LRA.
21022 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21025 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21026 gimplify_type_sizes the type they refer to.
21027 (omp_notice_variable): Handle reference vars to VLAs.
21028 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21029 reference to VLA decls in the second pass instead of first pass.
21031 2016-03-02 Tom de Vries <tom@codesourcery.com>
21033 PR tree-optimization/68659
21034 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21035 new_expr == NULL_TREE.
21036 (get_new_name): Handle ADDR_EXPR.
21038 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21040 PR rtl-optimization/69052
21041 * loop-invariant.c (canonicalize_address): New function.
21042 (inv_can_prop_to_addr_use): Check validity of address expression
21043 which is canonicalized by above function.
21045 2016-03-02 Alan Modra <amodra@gmail.com>
21048 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21051 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21054 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21055 (*movhi_internal): Put mask moves from and to memory separately
21056 from moves from/to GPRs.
21058 2016-03-02 Richard Biener <rguenther@suse.de>
21060 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21061 GENERIC expressions in GIMPLE.
21063 2016-03-02 Richard Biener <rguenther@suse.de>
21065 * config/i386/i386.c (type_natural_mode): Fix typo.
21067 2016-03-02 Nick Clifton <nickc@redhat.com>
21069 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21071 2016-03-02 Richard Biener <rguenther@suse.de>
21072 Uros Bizjak <ubizjak@gmail.com>
21075 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21077 2016-03-02 Richard Biener <rguenther@suse.de>
21079 PR middle-end/67278
21080 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21082 2016-03-02 Marek Polacek <polacek@redhat.com>
21085 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21086 "is promoted to" warning.
21088 2016-03-01 DJ Delorie <dj@redhat.com>
21090 * config.gcc: Deprecate mep-*.
21092 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21094 PR middle-end/70025
21095 * lra-constraints.c (regno_val_use_in): New.
21096 (match_reload): Use it instead of regno_use_in.
21098 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21100 PR rtl-optimization/70007
21101 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21102 references present in REG_EQUAL notes attached to non-SET patterns.
21104 2016-03-01 Jeff Law <law@redhat.com>
21106 PR tree-optimization/69196
21107 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21108 Appropriately clamp the number of statements to copy when the
21109 thread path does not traverse a loop backedge.
21111 PR tree-optimization/69196
21112 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21113 Do count some PHIs in the thread path against the insn count. Decrease
21114 final statement count by one as the control statement in the last
21115 block will get removed. Remove special cased code for handling PHIs
21118 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21121 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21122 asm dialect alternatives to explicit GOTPCREL calls.
21124 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21127 * ira.c (do_reload): Issue warning for generic stack checking here...
21128 * reload1.c (reload): ...instead of here and streamline it.
21130 2016-03-01 Nick Clifton <nickc@redhat.com>
21132 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21134 2016-03-01 Richard Biener <rguenther@suse.de>
21136 PR tree-optimization/69983
21137 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21138 types and fall back to operand_equal_p.
21140 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21143 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21145 * config/s390/constraints.md ("jm8"): New constraint.
21146 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21148 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21150 ("*setmem_long<setmem_and>"): New pattern.
21151 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21153 ("*setmem_long_31z<setmem_and>"): New pattern.
21154 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21155 New substitution rules with the required attributes.
21158 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21161 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21163 * gensupport.c (process_substs_on_one_elem): Split loop to
21164 complete mark_operands_used_in_match_dup on all expressions in the
21166 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21167 and remove function.
21169 2016-03-01 Richard Biener <rguenther@suse.de>
21171 PR middle-end/70022
21172 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21173 vector BIT_FIELD_REF extract.
21175 2016-03-01 Richard Biener <rguenther@suse.de>
21177 PR tree-optimization/69994
21178 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21180 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21182 PR tree-optimization/69956
21183 * tree-vect-stmts.c (supportable_widening_operation): Support
21184 multi-step conversion of boolean vectors.
21185 (supportable_narrowing_operation): Likewise.
21187 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21189 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21192 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21194 * config/s390/subst.md (DSI_VI): New mode iterator.
21195 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21196 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21197 the insn definition.
21198 ("*vec_set<mode>"): Change predicate and add alternative to
21199 support only either register or const_int operands as element
21201 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21203 ("vec_extract<mode>"): New expander.
21204 ("*vec_extract<mode>"): New insn definition supporting reg and
21205 const_int element selectors.
21206 ("*vec_extract<mode>_plus"): New insn definition supporting
21207 reg+const_int element selectors.
21208 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21209 following expander+insn definition.
21210 ("<vec_shifts_name><mode>3"): New expander.
21211 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21213 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21215 * config/s390/s390.md ("*tabort_1"): Change predicate to
21216 nonmemory_operand. Add a second alternative to cover
21217 register as well as const int operands.
21218 ("*tabort_1_plus"): New pattern definition.
21220 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21222 * config/s390/s390.md ("*ashrdi3_cc_31")
21223 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21224 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21225 Merge insn definitions into ...
21226 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21227 New pattern definition.
21228 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21229 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21230 ("*ashr<mode>3_and"): Merge insn definitions into ...
21231 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21232 New pattern definition.
21233 * config/s390/subst.md ("addr_style_op_cc_subst")
21234 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21235 substitutions patterns plus attributes.
21236 Add ashiftrt to SUBST iterator.
21238 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21240 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21241 op2 to nonmemory_operand.
21242 ("*<shift>di3_31", "*<shift>di3_31_and"):
21243 Merge into single pattern definition ...
21244 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21245 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21246 pattern definition ...
21247 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21248 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21251 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21253 * config/s390/predicates.md (const_int_6bitset_operand): New
21255 * config/s390/s390.md: Include subst.md.
21256 ("rotl<mode>3"): New expander.
21257 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21259 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21260 * config/s390/subst.md: New file.
21262 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21264 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21265 Remove RRR type. It doesn't really exist.
21266 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21268 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21269 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21270 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21271 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21272 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21273 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21274 `enabled' attribute.
21276 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21278 * gensupport.c (process_substs_on_one_elem): Split loop to
21279 complete mark_operands_used_in_match_dup on all expressions in the
21281 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21282 and remove function.
21284 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21287 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21288 (CEIL_NWORDS): ...this. Use CEIL macro.
21289 (compute_fp_layout): Adjust to above renaming.
21290 (function_arg_union_value): Likewise.
21291 (sparc_arg_partial_bytes): Likewise.
21292 (sparc_function_arg_advance): Likewise.
21294 2016-02-29 Jeff Law <law@redhat.com>
21296 PR tree-optimization/70005
21297 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21298 where an object with a boolean range is compared against a value
21301 PR tree-optimization/69999
21302 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21303 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21306 2016-02-29 Richard Biener <rguenther@suse.de>
21308 PR tree-optimization/69994
21309 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21310 (get_unary_op): Look through nop conversions.
21311 (ops_equal_values_p): New function, look for equality diregarding
21313 (eliminate_plus_minus_pair): Use ops_equal_values_p
21314 (repropagate_negates): Do not use get_unary_op here.
21316 2016-02-29 Martin Liska <mliska@suse.cz>
21318 * system.h: Poison ENABLE_CHECKING macro.
21320 2016-02-29 Martin Liska <mliska@suse.cz>
21322 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
21323 is presented in dump flags.
21324 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21325 (hsa_regalloc): Likewise.
21327 2016-02-19 Richard Biener <rguenther@suse.de>
21329 PR tree-optimization/69980
21330 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
21331 permutation of those we need to keep.
21333 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21336 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
21337 (NWORDS_UP): ...this
21338 (init_cumulative_args): Minor tweaks.
21339 (sparc_promote_function_mode): Likewise.
21340 (scan_record_type): Delete.
21341 (traverse_record_type): New function template.
21342 (classify_data_t): New structure type.
21343 (classify_registers): New inline function.
21344 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
21345 exhausted. Instantiate traverse_record_type on classify_registers and
21346 deal with the case of a structure passed in slot #15 with no FP field
21348 (assign_data_t): New structure type.
21349 (compute_int_layout): New static function.
21350 (compute_fp_layout): Likewise.
21351 (count_registers): New inline function.
21352 (assign_int_registers): New static function.
21353 (assign_fp_registers): Likewise.
21354 (assign_registers): New inline function.
21355 (function_arg_record_value_1): Delete.
21356 (function_arg_record_value_2): Likewise.
21357 (function_arg_record_value_3): Likewise.
21358 (function_arg_record_value): Adjust to above changes. Instantiate
21359 traverse_record_type on count_registers to first count the number of
21360 registers to be used and then on assign_registers to assign them.
21361 (function_arg_union_value): Adjust to above renaming.
21362 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
21363 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
21364 case of a structure passed in slot #15
21365 (sparc_function_arg_advance): Likewise.
21366 (function_arg_padding): Minor tweak.
21368 2016-02-29 Richard Biener <rguenther@suse.de>
21370 PR tree-optimization/69720
21371 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
21372 the adjustment_def path for possibly vectorized defs.
21373 (vect_create_epilog_for_reduction): Handle vectorized initial
21376 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
21378 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
21380 2016-02-27 Jeff Law <law@redhat.com>
21383 2016-02-26 Richard Biener <rguenther@suse.de>
21384 Jeff Law <law@redhat.com>
21386 PR tree-optimization/69740
21387 * cfghooks.c (remove_edge): Request loop fixups if we delete
21388 an edge that might turn an irreducible loop into a natural
21391 2016-02-27 Jakub Jelinek <jakub@redhat.com>
21393 PR rtl-optimization/69896
21394 * tree-vect-generic.c (get_compute_type): Avoid single element
21397 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
21399 Rename the AArch64 tuning option and related functions to enable the
21400 Newton series for the reciprocal square root to reflect its
21401 approximative characteristic.
21403 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
21404 function to "aarch64_emit_approx_rsqrt".
21405 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
21406 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
21407 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
21408 (xgene1_tunings): Likewise.
21409 (use_rsqrt_p): Likewise.
21410 (aarch64_emit_swrsqrt): Use new function name.
21411 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
21412 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
21413 text explaining this option.
21414 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
21416 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21419 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
21420 complain about -mallow-movmisalign without -mvsx if
21421 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
21423 2016-02-26 Joel Sherrill <joel@rtems.org>
21425 * config.gcc: Add x86_64-*-rtems*.
21426 * config/i386/rtems-64.h: New file.
21428 2016-02-26 Joel Sherrill <joel@rtems.org>
21430 * config.gcc: Add aarch64-*-rtems*.
21431 * config/aarch64/rtems.h: New file.
21433 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
21436 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
21437 shift amount using %h. Add comment.
21439 2016-02-26 Richard Biener <rguenther@suse.de>
21440 Jeff Law <law@redhat.com>
21442 PR tree-optimization/69740
21443 * cfghooks.c (remove_edge): Request loop fixups if we delete
21444 an edge that might turn an irreducible loop into a natural
21447 2016-02-26 Martin Jambor <mjambor@suse.cz>
21449 PR middle-end/69920
21450 * tree-sra.c (sra_modify_assign): Do not remove loads of
21451 uninitialized aggregates to SSA_NAMEs.
21453 2016-02-26 Richard Henderson <rth@redhat.com>
21456 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21457 pseudo in case the target rtx matches the source of the left
21460 2016-02-26 Martin Jambor <mjambor@suse.cz>
21463 * hsa.h (hsa_type_packed_p): Declare.
21464 * hsa.c (hsa_type_packed_p): New function.
21465 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21467 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21468 * hsa-brig.c (emit_basic_insn): Likewise.
21470 2016-02-26 Martin Jambor <mjambor@suse.cz>
21473 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21475 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21477 2016-02-26 Martin Jambor <mjambor@suse.cz>
21479 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21480 hsa_op_with_type operands.
21481 (hsa_unsigned_type_for_type): Declare.
21482 * hsa.c (hsa_unsigned_type_for_type): New function.
21483 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21484 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21485 the finalizer. Do not emit extra move.
21487 2016-02-26 Martin Jambor <mjambor@suse.cz>
21489 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21490 atomic operations in private segment.
21492 2016-02-26 Martin Jambor <mjambor@suse.cz>
21494 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21495 statements to wi->info. Also disallow omp simd constructs.
21496 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21497 for not gridifying. Dump special string for omp_for.
21499 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21502 * config/aarch64/aarch64.c (aarch64_set_current_function):
21503 Save/restore target globals when switching to
21504 target_option_default_node.
21506 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21509 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21510 Return 0 if !SHIFT_COUNT_TRUNCATED.
21512 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21513 Eric Botcazou <ebotcazou@adacore.com>
21515 PR rtl-optimization/69891
21516 * dse.c (scan_insn): If we can't figure out memset arguments
21517 or they are non-constant, call clear_rhs_from_active_local_stores.
21519 2016-02-26 Martin Liska <mliska@suse.cz>
21521 * doc/extend.texi: Mention clog10, clog10f an clog10l
21522 in Builtins section.
21524 2016-02-26 Martin Liska <mliska@suse.cz>
21526 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21528 (resolve_args_picking_1): Likewise.
21529 * dwarf2out.h (struct GTY): Likewise.
21531 2016-02-26 Martin Liska <mliska@suse.cz>
21533 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21534 with flag_checking.
21535 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21537 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21538 Martin Liska <mliska@suse.cz>
21540 * doc/install.texi: Mention --enable-valgrind-annotations.
21542 2016-02-26 Richard Biener <rguenther@suse.de>
21544 PR tree-optimization/69551
21545 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21546 looking through aliases adjust DECL_PT_UID to refer to the
21547 ultimate alias target.
21549 2016-02-25 Martin Liska <mliska@suse.cz>
21551 PR middle-end/69919
21552 * alloc-pool.c (after_memory_report): New variable.
21553 * alloc-pool.h (base_pool_allocator ::release): Do not use
21554 the infrastructure if after_memory_report.
21555 * toplev.c (toplev::main): Mark after memory report.
21557 2016-02-25 Richard Biener <rguenther@suse.de>
21559 PR tree-optimization/48795
21560 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21562 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21565 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21566 offloading is enabled and -fopenacc or -fopenmp is specified.
21567 (CRTOFFLOADEND): Likewise.
21568 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21569 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21570 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21571 (offload_objects_file_name): New static var.
21572 (tool_cleanup): Remove offload_objects_file_name file.
21573 (find_offloadbeginend): Replace with ...
21574 (find_crtoffloadtable): ... this.
21575 (run_gcc): Remove offload_argc and offload_argv.
21576 Get offload_objects_file_name from -foffload-objects=... option.
21577 Read names of object files with offload from this file, pass them to
21578 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21579 don't pass offloadbegin and offloadend to the linker. Don't pass
21580 offload non-LTO files to the linker, because now they're not claimed.
21582 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21585 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21586 on builtin_unreachable.
21588 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21590 PR rtl-optimization/69896
21591 * regcprop.c: Include cfgrtl.h.
21592 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21593 than remembered mode, either delete it (if noop_move_p), or
21594 treat like copy_p but not noop_p instruction.
21596 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21599 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21600 - allow NULL decl for Fortran DW_TAG_common_block variables.
21602 2016-02-24 Jason Merrill <jason@redhat.com>
21604 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21606 2016-02-24 Richard Biener <rguenther@suse.de>
21607 Jakub Jelinek <jakub@redhat.com>
21609 PR middle-end/69760
21610 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21611 conditionally executed ops to well-defined overflow behavior.
21613 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21615 PR middle-end/69915
21616 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21619 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21621 PR rtl-optimization/69886
21622 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21623 argument. Use it when checking validity of set instructions.
21624 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21625 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21627 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21628 * store-motion.c (find_moveable_store): Update
21629 can_assign_to_reg_without_clobbers_p callsite.
21631 2016-02-24 Richard Biener <rguenther@suse.de>
21633 PR middle-end/68963
21634 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21636 (record_nonwrapping_iv): Do not fall back to the low/high bound
21637 for non-constant IV bases if the stmt is not always executed.
21639 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21641 * config/arm/arm-cores.def (cortex-a32): New entry.
21642 * config/arm/arm-tables.opt: Regenerate.
21643 * config/arm/arm-tune.md: Regenerate.
21644 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21645 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21646 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21647 for -mcpu and -mtune.
21649 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21652 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21653 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21654 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21655 (atomic_loaddi_1): Delete.
21656 (atomic_loaddi): Rewrite expander using the above changes.
21658 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21661 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21664 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21665 Richard Biener <rguenth@suse.de>
21667 PR middle-end/69909
21668 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21669 set_mem_attributes if tem is SSA_NAME which got expanded
21672 2016-02-24 Richard Biener <rguenther@suse.de>
21674 PR tree-optimization/69907
21675 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21676 end of permutations for BB vectorization.
21678 2016-02-24 Christian Bruel <christian.bruel@st.com>
21680 * config/arm/arm-c.c (arm_option_override): Initialize
21681 target_option_current_node.
21682 * config/arm/arm.c (arm_pragma_target_parse): Replace
21683 build_target_option_node call by target_option_current_node.
21684 Set target_option_current_node.
21687 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21690 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21691 define_insn_and_split to define_insn.
21692 (zero_extendqi<mode>2_dot2): Same.
21693 (extendqi<mode>2_dot): Same.
21694 (extendqi<mode>2_dot2): Same.
21696 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21698 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21699 and add bypass for AES{D,E} and AESMC pairs.
21700 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21703 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21705 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21706 series for reciprocal square root in Exynos M1.
21708 2016-02-23 Martin Sebor <msebor@redhat.com>
21711 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21712 __builtin_alloca_with_align.
21714 2016-02-23 Richard Henderson <rth@redhat.com>
21716 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21717 (ix86_register_pragmas): Remove __seg_tls.
21718 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21719 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21720 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21721 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21722 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21723 * doc/extend.texi (__seg_tls): Remove item.
21725 2016-02-23 Richard Biener <rguenther@suse.de>
21727 * alloc-pool.h (struct allocation_object): Make id member
21728 conditional on CHECKING_P again.
21729 (get_instance): Adjust.
21730 (base_pool_allocator): Likewise.
21732 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21734 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21735 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21737 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21739 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21741 2016-02-23 Richard Biener <rguenther@suse.de>
21743 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21744 * bitmap.h (struct bitmap_usage): Likewise.
21745 (bitmap_move): Declare.
21746 * bitmap.c (register_overhead): Take size_t argument.
21747 (bitmap_move): New function.
21748 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21749 to properly account overhead.
21750 * tree.c (free_node): Use tree_size.
21752 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21755 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21756 when inverting comparison.
21759 * common.opt (Wunreachable-code): Add Warning flag.
21761 2016-02-23 Mark Wielaard <mjw@redhat.com>
21762 Jakub Jelinek <jakub@redhat.com>
21765 * cgraphunit.c (check_global_declaration): Check main_input_filename
21766 and DECL_SOURCE_FILE are not NULL.
21768 2016-02-23 Martin Jambor <mjambor@suse.cz>
21770 PR tree-optimization/69666
21771 * tree-sra.c (sra_modify_assign): Do not attempt to create
21772 default_def replacements for unscalarizable regions.
21774 2016-02-20 Mark Wielaard <mjw@redhat.com>
21777 * cgraphunit.c (check_global_declaration): Check level of
21778 warn_unused_const_variable and main_input_filename.
21779 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21780 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21781 (-Wunused-const-variable): Explain levels 1 and 2.
21783 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21786 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21787 identical arguments. Formatting and spelling fixes.
21790 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21795 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21796 and m68k-devices.def.
21797 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21798 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21800 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21802 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21803 and HImode registers.
21805 2016-02-22 Richard Biener <rguenther@suse.de>
21807 PR tree-optimization/69882
21808 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21809 preserve permutations present because of gaps.
21810 (vect_supported_load_permutation_p): Always continue checking
21811 permutations after vect_attempt_slp_rearrange_stmts.
21813 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21815 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21816 min_profitable_estimate, rather than min_profitable_iters.
21818 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21821 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21822 SImode for last match_operand.
21824 2016-02-22 Martin Liska <mliska@suse.cz>
21826 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21827 return bitsize - 1 as the return value.
21829 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21833 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21834 Handle negative shift counts.
21835 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21836 force_reg on the shift constant.
21837 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21838 (lshrsi3_d): Handle negative shift counts.
21840 2016-02-22 Richard Biener <rguenther@suse.de>
21841 Tom de Vries <tom@codesourcery.com>
21843 * graph.c: Include dumpfile.h.
21844 (print_graph_cfg): Split into three overloads.
21845 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21847 2016-02-22 Tom de Vries <tom@codesourcery.com>
21849 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21852 2016-02-22 Richard Biener <rguenther@suse.de>
21855 * ipa-inline-transform.c (inline_call): When not updating
21856 overall summaries adjust self size by the growth estimate.
21857 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21858 hash-set, do not update overall summaries here. Renamed from ...
21859 (inline_to_all_callers): ... this which is now wrapping the
21860 above and performing delayed overall summary update.
21861 (early_inline_small_functions): Delay updating of the overall
21864 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21866 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21869 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21872 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21873 :%* in %:gt() argument.
21874 (greater_than_spec_func): Adjust for expecting only numbers,
21875 if there are more than two numbers, compare the last two.
21877 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21879 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21880 -Wnarrowing with -std.
21882 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21885 * expr.c (store_field): Don't use bit-field path if exp is
21886 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21887 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21888 and the assignment can be performed by bitwise copy. Formatting
21891 PR middle-end/69838
21892 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21893 call copy_reg_eh_region_note_forward on before and/or after sequences
21894 and remove note from insn if it no longer can throw.
21897 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21898 if TARGET_AVX512BW.
21900 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21902 * config/s390/vector.md: Add missing commutative operand markers
21903 to the patterns which qualify for one.
21904 * config/s390/vx-builtins.md: Likewise.
21906 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21908 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21909 types to mode iterators.
21910 (vec_double): ... and mode attribute.
21911 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21913 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21915 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21916 Change the predicate of op2 from nonimmediate to general and let
21917 reload fix it if necessary.
21919 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21921 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21923 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21925 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21928 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21930 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21931 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21932 * config/s390/s390.md ("movstr<P:mode>"): Call
21933 s390_expand_vec_movstr.
21935 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21937 * config/s390/s390.md: Add missing output modifier for operand 1
21938 to print it as address properly.
21940 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21942 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21943 * config/s390/2964.md: New file.
21944 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21945 of insn grouping attributes depending on the CPU level.
21946 (s390_get_unit_mask): New function.
21947 (s390_sched_score): Remove the OOO from the scheduling macros.
21948 Add loop to calculate a score for the instruction mix.
21949 (s390_sched_reorder): Likewise plus improve debug output.
21950 (s390_sched_variable_issue): Rename macros as above. Calculate
21951 the unit distances after actually scheduling an insn. Improve
21953 (s390_sched_init): Clear last_scheduled_unit_distance array.
21954 * config/s390/s390.md: Include 2964.md.
21956 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21959 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21960 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21961 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21962 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21963 *avx512f_<code>v8div16qi2_mask_1): New insns.
21965 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21968 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21971 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21972 earlyclobber from target. Use wF constraint for fused memory
21974 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21976 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21977 Martin Liska <mliska@suse.cz>
21980 * cfgexpand.c (asan_sanitize_stack_p): New function.
21981 (partition_stack_vars): Use the function.
21982 (expand_stack_vars): Likewise.
21983 (defer_stack_allocation): Likewise.
21984 (expand_used_vars): Likewise.
21986 2016-02-18 Richard Biener <rguenther@suse.de>
21988 PR middle-end/69553
21989 * fold-const.c (operand_equal_p): Properly compare offsets for
21990 IMAGPART_EXPR and ARRAY_REF.
21992 2016-02-18 Nick Clifton <nickc@redhat.com>
21996 * config/arm/arm.c (arm_option_override_internal): Disable
21997 interworking if the target does not support thumb instructions.
21998 (arm_reload_in_hi): Handle the case where a register to register
21999 move needs reloading because there is no simple pattern to handle
22001 (arm_reload_out_hi): Likewise.
22003 2016-02-18 Richard Biener <rguenther@suse.de>
22005 PR middle-end/69854
22006 * match.pd: Don't use fold_binary or fold_unary for folding
22009 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22012 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22013 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22014 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22015 warn on gimple_no_warning_p statements.
22017 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22019 * doc/extend.texi (C++ Attributes): Correct description of
22020 warn_unused type attribute.
22022 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22024 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22025 correct instruction.
22027 2016-02-17 Richard Biener <rguenther@suse.de>
22029 PR rtl-optimization/69609
22030 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22031 (find_traces_1_round): When ending a trace update cached priority
22033 (bb_to_key): Use cached priority when available.
22034 (copy_bb): Initialize cached priority.
22035 (reorder_basic_blocks_software_trace_cache): Likewise.
22037 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22040 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22042 (aarch64_comparison_operator): Break overly long line into two.
22043 (aarch64_comparison_operation): Likewise.
22044 * config/aarch64/aarch64.md (cstorecc4): Use
22045 aarch64_comparison_operator_mode instead of
22046 aarch64_comparison_operator.
22047 (cstore<mode>4): Likewise.
22048 (aarch64_cstore<mode>): Likewise.
22049 (*cstoresi_insn_uxtw): Likewise.
22050 (cstore<mode>_neg): Likewise.
22051 (*cstoresi_neg_uxtw): Likewise.
22053 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22056 * config/arm/predicates.md (arm_comparison_operator_mode):
22058 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22059 instead of arm_comparison_operator.
22060 (*mov_negscc): Likewise.
22061 (*mov_notscc): Likewise.
22062 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22063 (*thumb2_mov_negscc): Likewise.
22064 (*thumb2_mov_negscc_strict_it): Likewise.
22065 (*thumb2_mov_notscc): Likewise.
22066 (*thumb2_mov_notscc_strict_it): Likewise.
22068 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22070 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22071 Add missing return.
22073 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22075 * config/visium/visium.c (machine_libfunc_index): New enum.
22076 (machine_libfuncs): New structure.
22077 (visium_libfuncs): New static variable.
22078 (TARGET_INIT_LIBFUNCS): Define to...
22079 (visium_init_libfuncs): ...this. New function.
22080 (expand_block_move_4): Use the appropriate libfunc.
22081 (expand_block_move_2): Likewise.
22082 (expand_block_move_1): Likewise.
22083 (expand_block_set_4): Likewise.
22084 (expand_block_set_2): Likewise.
22085 (expand_block_set_1): Likewise.
22086 (visium_trampoline_init): Likewise.
22088 2016-02-17 Nick Clifton <nickc@redhat.com>
22090 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22091 TI's devices.csv file as of March 2016.
22093 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22096 * opts-global.c (handle_common_deferred_options): Introduce and
22097 initialize two global variables to remember command-line options
22098 specifying a stack-limiting register.
22099 * opts.h: Add extern declarations of the two new global variables.
22100 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22101 variable based on the values of the two new global variables.
22103 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22106 * common.opt (Wnonnull-compare): New warning.
22107 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22108 of arguments against NULL.
22109 (-Wnonnull-compare): Document.
22110 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22111 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22112 * passes.def (pass_warn_nonnull_compare): Add.
22113 * gimple-ssa-nonnull-compare.c: New file.
22115 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22117 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22118 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22120 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22122 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22123 reciprocal sqrt for -mlow-precision-recip-sqrt.
22125 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22126 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22128 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22129 always use lane loads to construct non-constant vectors.
22131 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22133 * config/aarch64/aarch64.md
22134 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22135 constraints for operand 3.
22136 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22138 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22139 Richard Biener <rguenther@suse.de>
22141 PR tree-optimization/69820
22142 * tree-vect-patterns.c (type_conversion_p): Return false if
22143 *orig_type is unsigned single precision or boolean.
22144 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22147 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22149 PR rtl-optimization/69764
22150 PR rtl-optimization/69771
22151 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22152 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22154 2016-02-16 Richard Biener <rguenther@suse.de>
22156 PR tree-optimization/69776
22157 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22159 (indirect_refs_may_alias_p): Likewise.
22160 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22161 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22162 according to tbaa_p.
22163 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22164 (optimize_stmt): For redundant store discovery do not allow tbaa.
22166 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22168 PR tree-optimization/69714
22169 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22170 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22172 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22174 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22175 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22176 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22177 * config/arc/arc.c (arc_init): Check FPU options.
22178 (get_arc_condition_code): Handle new CC_FPU* modes.
22179 (arc_select_cc_mode): Likewise.
22180 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22181 register pair only. Allow access for ARCv2 accumulator.
22182 (gen_compare_reg): Whenever we have FPU support use FPU compare
22184 (arc_reorg): Don't generate brcc insns when FPU compare
22185 instructions are involved.
22186 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22187 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22188 floating point emulation.
22189 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22190 (REVERSE_CONDITION): Add new CC_FPU* modes.
22191 (TARGET_FP_SP_BASE): Define.
22192 (TARGET_FP_DP_BASE): Likewise.
22193 (TARGET_FP_SP_FUSED): Likewise.
22194 (TARGET_FP_DP_FUSED): Likewise.
22195 (TARGET_FP_SP_CONV): Likewise.
22196 (TARGET_FP_DP_CONV): Likewise.
22197 (TARGET_FP_SP_SQRT): Likewise.
22198 (TARGET_FP_DP_SQRT): Likewise.
22199 (TARGET_FP_DP_AX): Likewise.
22200 * config/arc/arc.md (ARCV2_ACC): New constant.
22201 (type): New fpu type attribute.
22202 (SDF): Conditional iterator.
22203 (cstore<mode>, cbranch<mode>): Change expand condition.
22204 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22205 handles FPU/FPX cases as well.
22206 * config/arc/arc.opt (mfpu): New option.
22207 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22209 (adddf3, muldf3, subdf3): Removed.
22210 * config/arc/predicates.md (proper_comparison_operator): Recognize
22212 * config/arc/fpu.md: New file.
22213 * doc/invoke.texi (ARC Options): Document mfpu option.
22215 2016-02-16 Richard Biener <rguenther@suse.de>
22217 PR rtl-optimization/69291
22218 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22219 noce_operand_ok check.
22221 2016-02-16 Tom de Vries <tom@codesourcery.com>
22224 * omp-low.c (simd_clone_create): Remove call to
22225 symtab->call_cgraph_insertion_hooks.
22227 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22229 PR tree-optimization/69802
22230 * tree-ssa-reassoc.c (update_range_test): If op is
22231 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22232 op == 1 test of precision 1 integral op, otherwise handle
22233 that case as op itself. Fix up formatting.
22234 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22237 2016-02-16 Richard Biener <rguenther@suse.de>
22239 PR tree-optimization/69586
22240 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22241 types for conversion sources.
22243 2016-02-16 Richard Biener <rguenther@suse.de>
22245 PR middle-end/69801
22246 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22247 mask OEP_ADDRESS_OF.
22249 2016-02-16 Alan Modra <amodra@gmail.com>
22252 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22253 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22254 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22256 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22257 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22258 (p8_fmrgow_<mode>): Likewise.
22259 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22261 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22262 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22263 to use movdi_internal64. Remove op0_di.
22264 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22266 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22268 Add support for the FCCMP insn types
22270 * config/aarch64/aarch64.md (fccmp): Change insn type.
22271 (fccmpe): Likewise.
22272 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22273 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22274 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22275 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22276 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22277 * config/arm/types.md (fccmps): Add new insn type.
22278 (fccmpd): Likewise.
22280 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22282 * alias.c (get_alias_set): Fix a typo in comment.
22284 2016-02-15 Richard Biener <rguenther@suse.de>
22286 PR tree-optimization/69595
22287 * match.pd: Complete range test simplification to true.
22289 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22291 PR rtl-optimization/69648
22292 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22293 pic_offset_table_rtx.
22295 PR rtl-optimization/69752
22296 * ira.c (update_equiv_regs): When looking for more than a single SET,
22297 also take other side effects into account.
22299 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22301 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22302 for z900+ CPUs in 31-bit mode.
22304 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22306 * common/config/s390/s390-common.c (s390_supports_split_stack):
22308 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22309 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22310 * config/s390/s390.c (struct machine_function): New field
22311 split_stack_varargs_pointer.
22312 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22313 in s390_emit_prologue.
22314 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22316 (morestack_ref): New global.
22317 (SPLIT_STACK_AVAILABLE): New macro.
22318 (s390_expand_split_stack_prologue): New function.
22319 (s390_live_on_entry): New function.
22320 (s390_va_start): Use split-stack vararg pointer if appropriate.
22321 (s390_asm_file_end): Emit the split-stack note sections.
22322 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
22323 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
22324 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22325 (UNSPECV_SPLIT_STACK_DATA): New unspec.
22326 (split_stack_prologue): New expand.
22327 (split_stack_space_check): New expand.
22328 (split_stack_data): New insn.
22329 (split_stack_call): New expand.
22330 (split_stack_call_*): New insn.
22331 (split_stack_cond_call): New expand.
22332 (split_stack_cond_call_*): New insn.
22334 2016-02-15 Richard Biener <rguenther@suse.de>
22336 PR tree-optimization/69783
22337 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22338 Add trivially correct cases.
22340 2016-02-15 Tom de Vries <tom@codesourcery.com>
22343 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
22345 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
22347 2016-02-15 Richard Biener <rguenther@suse.de>
22349 PR tree-optimization/69776
22350 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22351 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
22352 indicate whether we can use TBAA to disambiguate against stores.
22353 Use alias-set zero if not.
22354 (visit_reference_op_store): Do not use TBAA when looking up
22356 * tree-ssa-pre.c (compute_avail): Use TBAA here.
22357 (eliminate_dom_walker::before_dom_children): But not when looking
22358 up redundant stores.
22360 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
22362 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
22364 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22366 * config/i386/znver1.md
22367 (znver1_pop, znver1_pop_mem,
22368 znver1_load_imov_double_store,
22369 znver1_load_imov_direct_store,
22370 znver1_load_imov_direct_load,
22371 znver1_load_imov_double_load): Add new.
22372 (znver1_insn, znver1_insn_load): Add icmov type.
22373 (znver1_sseavx_fma,
22374 znver1_sseavx_fma_load,
22376 znver1_avx256_fma_load): Fix pipe usage.
22378 2016-02-14 Alan Modra <amodra@gmail.com>
22381 * reload.c (find_reloads_address_1): For pre/post-inc/dec
22382 with an invalid hard reg, reload just the reg not the entire
22383 pre/post-inc/dec address expression.
22385 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22388 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
22389 fixed R1_REG scratch reg.
22390 (sibcall_value_pcrel_fdpic): Likewise.
22392 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22396 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
22398 2016-02-12 Walter Lee <walt@tilera.com>
22400 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
22401 * config/tilegx/t-tilegx: Likewise.
22403 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22406 * diagnostic-show-locus.c (struct line_span): New struct.
22407 (layout::get_first_line): Delete.
22408 (layout::get_last_line): Delete.
22409 (layout::get_num_line_spans): New member function.
22410 (layout::get_line_span): Likewise.
22411 (layout::print_heading_for_line_span_index_p): Likewise.
22412 (layout::get_expanded_location): Likewise.
22413 (layout::calculate_line_spans): Likewise.
22414 (layout::m_first_line): Delete.
22415 (layout::m_last_line): Delete.
22416 (layout::m_line_spans): New field.
22417 (layout::layout): Update comment. Replace m_first_line and
22418 m_last_line with m_line_spans, replacing their initialization
22419 with a call to calculate_line_spans.
22420 (diagnostic_show_locus): When printing source lines and
22421 annotations, rather than looping over a single span
22422 of lines, instead loop over each line_span within
22423 the layout, with an inner loop over the lines within them.
22424 Call the context's start_span callback when changing line spans.
22425 * diagnostic.c (diagnostic_initialize): Initialize start_span.
22426 (diagnostic_build_prefix): Break out the building of the location
22427 part of the string into...
22428 (diagnostic_get_location_text): ...this new function, rewriting
22429 it from nested ternary expressions to a sequence of "if"
22431 (default_diagnostic_start_span_fn): New function.
22432 * diagnostic.h (diagnostic_start_span_fn): New typedef.
22433 (diagnostic_context::start_span): New field.
22434 (default_diagnostic_start_span_fn): New prototype.
22436 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22439 * gcc.c (driver::finalize): Fix cleanup of "specs".
22441 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22445 * gcc.c (driver::driver): Initialize m_option_suggestions.
22446 (driver::~driver): Clean up m_option_suggestions.
22447 (suggest_option): Convert to...
22448 (driver::suggest_option): ...this, and split out into
22449 driver::build_option_suggestions and find_closest_string.
22450 (driver::build_option_suggestions): New function, from
22451 first half of suggest_option. Special-case
22452 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
22453 the sanitizer_opts array. For options of enum types, add the
22454 various enum values to the candidate strings.
22455 (driver::handle_unrecognized_options): Remove "const".
22456 * gcc.h (driver::handle_unrecognized_options): Likewise.
22457 (driver::build_option_suggestions): New decl.
22458 (driver::suggest_option): New decl.
22459 (driver::m_option_suggestions): New field.
22460 * opts-common.c (add_misspelling_candidates): New function.
22461 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22462 and make non-static.
22463 * opts.h (sanitizer_opts): New array decl.
22464 (add_misspelling_candidates): New function decl.
22465 * spellcheck.c (find_closest_string): New function.
22466 * spellcheck.h (find_closest_string): New function decl.
22468 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22470 PR rtl-optimization/69764
22471 PR rtl-optimization/69771
22472 * optabs.c (expand_binop_directly): For shift_optab_p, force
22473 convert_modes with VOIDmode if xop1 has VOIDmode.
22475 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22478 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22479 to correctly determine instrumentation thunks.
22481 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22484 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22485 type by reference, force lhs on the call.
22488 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22489 Compute retval and retbnd early in all cases if split_part_return_p
22490 and return_bb is not EXIT. Remove all clobber stmts and reset
22491 all debug stmts that refer to SSA_NAMEs defined in split part,
22492 except if it is retval, in that case replace the old retval with the
22493 lhs of the call to the split part.
22495 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22498 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22500 PR middle-end/66726
22501 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22502 whose result is used in PHI.
22503 (maybe_optimize_range_tests): Likewise.
22504 (final_range_test_p): Likweise.
22506 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22508 PR middle-end/66726
22509 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22510 whose result is used in PHI.
22511 (maybe_optimize_range_tests): Likewise.
22512 (final_range_test_p): Likweise.
22514 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22516 * cgraph.c: Spelling fixes - behaviour -> behavior and
22517 neighbour -> neighbor.
22518 * target.def: Likewise.
22519 * sel-sched.c: Likewise.
22520 * config/mips/mips.c: Likewise.
22521 * config/arc/arc.md: Likewise.
22522 * config/arm/cortex-a57.md: Likewise.
22523 * config/arm/arm.c: Likewise.
22524 * config/arm/neon.md: Likewise.
22525 * config/arm/arm-c.c: Likewise.
22526 * config/vms/vms-c.c: Likewise.
22527 * config/s390/s390.c: Likewise.
22528 * config/i386/znver1.md: Likewise.
22529 * config/i386/i386.c: Likewise.
22530 * config/ia64/hpux-unix2003.h: Likewise.
22531 * config/msp430/msp430.md: Likewise.
22532 * config/rx/rx.c: Likewise.
22533 * config/rx/rx.md: Likewise.
22534 * config/aarch64/aarch64-simd.md: Likewise.
22535 * config/aarch64/aarch64.c: Likewise.
22536 * config/nvptx/nvptx.c: Likewise.
22537 * config/bfin/bfin.c: Likewise.
22538 * config/cris/cris.opt: Likewise.
22539 * config/rs6000/rs6000.c: Likewise.
22540 * target.h: Likewise.
22541 * spellcheck.c: Likewise.
22542 * ira-build.c: Likewise.
22543 * tree-inline.c: Likewise.
22544 * builtins.c: Likewise.
22545 * lra-constraints.c: Likewise.
22546 * explow.c: Likewise.
22547 * hwint.h: Likewise.
22548 * targhooks.c: Likewise.
22549 * tree-vect-data-refs.c: Likewise.
22550 * expr.c: Likewise.
22551 * doc/tm.texi: Likewise.
22552 * doc/extend.texi: Likewise.
22553 * doc/install.texi: Likewise.
22554 * doc/md.texi: Likewise.
22555 * tree-ssa-tail-merge.c: Likewise.
22556 * sched-int.h: Likewise.
22557 * match.pd: Likewise.
22558 * sched-ebb.c: Likewise.
22559 * target.def (omit_struct_return_reg): Likewise.
22560 * gimple-ssa-isolate-paths.c: Likewise.
22561 (find_implicit_erroneous_behaviour): Renamed to...
22562 (find_implicit_erroneous_behavior): ... this.
22563 (find_explicit_erroneous_behaviour): Renamed to...
22564 (find_explicit_erroneous_behavior): ... this.
22565 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22567 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22569 PR rtl-optimization/64682
22570 PR rtl-optimization/69567
22571 PR rtl-optimization/69737
22572 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22573 in I2 as well, just lose it.
22575 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22577 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22579 (aarch64_last_printed_tune_string): Likewise.
22580 (aarch64_declare_function_name): Only output .arch assembler
22581 directive if it will be different from the previously output
22582 directive. Same for .tune comment but only if -dA is set.
22583 (aarch64_start_file): New function.
22584 (TARGET_ASM_FILE_START): Define.
22586 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22589 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22591 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22594 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22595 -Wmaybe-uninitialized warning.
22597 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22600 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22602 2016-02-11 Richard Biener <rguenther@suse.de>
22604 PR rtl-optimization/69291
22605 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22606 subexpressions affected by changing the result.
22608 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22611 * lra-constraints.c (curr_insn_transform): Find in/out operands
22612 for secondary memory moves. Update dups.
22614 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22616 PR tree-optimization/69652
22617 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22618 to nested loop, did source re-formatting, skip debug statements,
22619 add check on statement with volatile operand, remove dead scalar
22622 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22623 Patrick Palka <ppalka@gcc.gnu.org>
22627 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22628 calls if the return type is TREE_ADDRESSABLE.
22629 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22630 * ipa-split.c (split_function): Fix doubled "we" in comment.
22631 Use void return type for the split part even if
22632 !split_point->split_part_set_retval.
22634 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22636 PR tree-optimization/68021
22637 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22638 when computing the value of biv cand by itself.
22640 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22642 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22643 (cortexa57_tunings): Likewise.
22644 (cortexa72_tunings): Likewise.
22645 (arch_macro_fusion_pair_p): Add support for AES fusion.
22646 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22647 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22648 Allow virtual registers before reload so early scheduling works.
22649 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22650 correct latency and pipeline.
22651 (cortex_a57_crypto_complex): Likewise.
22652 (cortex_a57_crypto_xor): Likewise.
22653 (define_bypass): Add AES bypass.
22655 2016-02-10 Richard Biener <rguenther@suse.de>
22657 PR tree-optimization/69726
22658 * passes.def: Add DCE pass before late uninit.
22659 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22660 really fixup if-conversions job.
22662 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22664 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22665 (arm_cortex_a57_tune): Likewise.
22666 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22667 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22669 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22671 * timevar.def (TV_PHASE_DBGINFO): Delete.
22672 (TV_PHASE_CHECK_DBGINFO): Likewise.
22673 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22675 2016-02-10 Richard Biener <rguenther@suse.de>
22677 PR tree-optimization/69719
22678 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22679 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22681 2016-02-09 Andrew Pinski <apinski@cavium.com>
22684 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22685 get_vcond_mask_icode returns false.
22687 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22690 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22691 an ADDIS that adds a pointer to a large constant that sets the
22692 upper16 bits with a load operation.
22694 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22697 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22699 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22701 (vzipq_s16): Likewise.
22702 (vzipq_s32): Likewise.
22703 (vzipq_f32): Likewise.
22704 (vzipq_u8): Likewise.
22705 (vzipq_u16): Likewise.
22706 (vzipq_u32): Likewise.
22707 (vzipq_p8): Likewise.
22708 (vzipq_p16): Likewise.
22710 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22713 * config/arm/arm.c (neon_endian_lane_map): New function.
22714 (neon_vector_pair_endian_lane_map): New function.
22715 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22716 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22718 (vuzpq_s16): Likewise.
22719 (vuzpq_s32): Likewise.
22720 (vuzpq_f32): Likewise.
22721 (vuzpq_u8): Likewise.
22722 (vuzpq_u16): Likewise.
22723 (vuzpq_u32): Likewise.
22724 (vuzpq_p8): Likewise.
22725 (vuzpq_p16): Likewise.
22727 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22730 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22733 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22735 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22736 truncate const_int operand 1 to QImode.
22738 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22740 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22741 corresponding to an abnormal edge.
22743 2016-02-09 Tom de Vries <tom@codesourcery.com>
22745 PR tree-optimization/69599
22746 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22748 (find_func_aliases_for_builtin_call, find_func_clobbers)
22749 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22752 2016-02-09 Richard Biener <rguenther@suse.de>
22754 PR tree-optimization/69715
22755 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22756 LHS on calls as non-rewritable.
22758 2016-02-09 Tom de Vries <tom@codesourcery.com>
22761 * lto-wrapper.c (append_diag_options): New function.
22762 (compile_offload_image): Call append_diag_options.
22764 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22767 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22768 Minor copy-edit to fix verb tenses.
22770 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22772 PR tree-optimization/69209
22773 * ipa-split.c (split_function): If split part is not
22774 returning retval, retval has gimple type but is not
22775 gimple value, force it into a SSA_NAME first.
22777 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22779 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22782 2016-02-08 Jason Merrill <jason@redhat.com>
22785 * convert.c (convert_to_integer_1): Check dofold on truncation
22787 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22788 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22789 Rename from *_nofold.
22790 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22791 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22793 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22796 * tree.c (build_common_tree_nodes): Remove short_double argument.
22797 All callers changed.
22798 * tree.h (build_common_tree_nodes): Adjust declaration.
22799 * doc/invoke.texi (-fshort-double): Remove documentation.
22800 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22801 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22802 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22803 (append_linker_options): Don't handle OPT_fshort_double.
22805 PR rtl-optimization/68730
22806 * lra-remat.c (insn_to_cand_activation): New static variable.
22807 (lra_remat): Allocate and free it.
22808 (create_cand): New arg activation. Initialize a field in
22809 insn_to_cand_activation if it is nonnull.
22810 (create_cands): Pass the activation insn to create_cand when making
22811 a candidate involving an output reload. Reorganize code a little.
22812 (do_remat): Keep track of active status of candidates in a separate
22815 2016-02-08 Richard Biener <rguenther@suse.de>
22817 PR tree-optimization/69719
22818 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22819 Properly use absolute of the difference of the two offsets to
22820 compare or adjust the segment length.
22822 2016-02-08 Richard Biener <rguenther@suse.de>
22823 Jeff Law <law@redhat.com>
22826 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22827 types for anonymous SSA names.
22829 2016-02-08 Richard Biener <rguenther@suse.de>
22831 PR rtl-optimization/69274
22832 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22834 2016-02-08 Jeff Law <law@redhat.com>
22836 PR tree-optimization/65917
22837 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22838 equivalences from if (x == y) style conditionals.
22839 (loop_depth_of_name): Remove.
22840 (record_equality): Remove loop depth check.
22841 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22842 (const_and_copies::record_const_or_copy_raw): New member function.
22843 * tree-ssa-scopedtables.c
22844 (const_and_copies::record_const_or_copy_raw): New, factored out of
22845 (const_and_copies::record_const_or_copy): Call new member function.
22847 2016-02-05 Jeff Law <law@redhat.com>
22849 PR tree-optimization/68541
22850 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22851 (count_stmts_in_block): New function.
22852 (poor_ifcvt_candidate_code): Likewise.
22853 (is_feasible_trace): Add some heuristics to determine when path
22854 splitting is profitable.
22855 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22856 is a diamond with a single exit.
22858 2016-02-05 Martin Sebor <msebor@redhat.com>
22861 * doc/invoke.texi: Update -Wplacement-new to take an optional
22864 2016-02-06 Richard Henderson <rth@redhat.com>
22867 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22868 out of non-standard address spaces.
22870 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22872 PR rtl-optimization/69691
22873 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22875 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22877 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22878 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22879 (*ieee128_mfvsrd_64bit): Likewise.
22880 (*ieee128_mfvsrd_32bit): Likewise.
22882 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22886 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22888 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22889 instrumented_version.
22891 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22893 * doc/invoke.texi (Optimize Options): In table of --param options
22894 rename second occurrence of tracer-min-branch-ratio to
22895 tracer-min-branch-probability, rename
22896 tracer-min-branch-ratio-feedback to
22897 tracer-min-branch-probability-feedback and clarify description,
22898 rename sched-spec-state-edge-prob-cutoff to
22899 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22900 to selsched-insns-to-rename, rename lto-minpartition to
22901 lto-min-partition, delete reorder-blocks-duplicate and
22902 reorder-blocks-duplicate-feedback.
22904 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22906 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22909 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22911 * doc/extend.texi: S/390: Correct some typos.
22913 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22915 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22917 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22920 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22921 (s390_register_info_gprtofpr): Use new macros above.
22922 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22924 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22925 its name. Adjust restore and save gpr ranges.
22926 (s390_register_info_set_ranges): New function.
22927 (s390_register_info): Use new macros above. Call
22928 s390_register_info_set_ranges.
22929 (s390_optimize_register_info): Likewise.
22930 (s390_hard_regno_rename_ok): Use new macros.
22931 (s390_hard_regno_scratch_ok): Likewise.
22932 (s390_emit_epilogue): Likewise.
22933 (s390_can_use_return_insn): Likewise.
22934 (s390_optimize_prologue): Likewise.
22935 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22937 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22940 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22942 (ix86_option_override_internal): Disable TARGET_STV even for
22943 -m{incoming,preferred}-stack-boundary=3.
22945 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22947 * config.gcc: Mark deprecated rtems targets as obsolete.
22949 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22951 PR rtl-optimization/64682
22952 PR rtl-optimization/69567
22953 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22954 before I2 only if the register is both used and set in I2.
22956 2016-02-04 DJ Delorie <dj@redhat.com>
22958 * config/msp430/msp430.c (msp430_start_function): Add function type.
22960 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22963 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22965 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22967 PR rtl-optimization/69577
22969 2015-10-29 Richard Henderson <rth@redhat.com>
22973 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22974 sse check to the exact conditions of PR 67609.
22976 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22979 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22980 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22981 not allowed into the traditional Altivec registers.
22982 (movtd_64bit_nodm): Likewise.
22983 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22985 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22987 * config/aarch64/cortex-a57-fma-steering.c
22988 (aarch64_register_fma_steering): Remove "static" from arguments
22991 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22994 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22995 twice when complex.
22997 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22999 * doc/invoke.texi: Delete -mno-fma4.
23001 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23003 PR rtl-optimization/69577
23004 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23005 (find_subregs_of_mode): Update accordingly. Iterate over partial
23008 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23010 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23011 * config/arm/arm.c (neon_reinterpret): Remove.
23012 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23013 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23014 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23015 vreinterpretti): Remove.
23016 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23017 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23018 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23019 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23020 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23021 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23022 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23023 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23024 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23025 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23026 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23027 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23028 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23029 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23030 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23031 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23032 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23033 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23034 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23035 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23036 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23037 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23038 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23039 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23040 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23041 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23042 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23043 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23044 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23045 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23046 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23047 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23048 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23049 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23050 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23051 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23052 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23053 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23054 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23055 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23056 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23057 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23058 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23059 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23060 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23061 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23062 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23063 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23064 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23065 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23066 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23067 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23068 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23069 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23070 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23071 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23072 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23073 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23074 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23075 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23076 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23077 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23078 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23079 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23080 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23081 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23082 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23083 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23084 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23085 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23086 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23087 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23088 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23089 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23090 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23091 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23092 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23093 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23094 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23095 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23096 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23097 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23098 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23099 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23100 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23101 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23102 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23103 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23104 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23105 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23106 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23107 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23108 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23109 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23110 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23111 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23112 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23113 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23114 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23115 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23116 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23117 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23118 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23120 2016-02-04 Martin Liska <mliska@suse.cz>
23123 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23124 that are gimple_store_p.
23125 (maybe_instrument_call): Likewise.
23127 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23129 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23130 register scaling out of memory reference and comment why.
23132 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23136 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23137 folding the source of a SET.
23139 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23143 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23144 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23146 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23150 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23153 2016-02-04 Christian Bruel <christian.bruel@st.com>
23155 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23156 * config/arm/arm.c (arm_set_current_function): Likewise.
23158 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23159 Ilya Enkovich <enkovich.gnu@gmail.com>
23160 H.J. Lu <hongjiu.lu@intel.com>
23163 * config/i386/i386.c (convert_scalars_to_vector): Remove
23164 stack alignment fixes.
23165 (ix86_option_override_internal): Disable TARGET_STV if stack
23166 might not be aligned enough.
23167 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23169 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23171 * config/i386/x86-tune.def: Disable default prefetching
23174 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23175 Vladimir Makarov <vmakarov@redhat.com>
23178 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23179 in validating fused toc addresses.
23181 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23184 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23185 range->m_caret fields if range->m_show_caret_p is false.
23188 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23189 Force oldval into register if it does not satisfy reg_or_short_operand
23190 predicate. Fix up formatting.
23192 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23193 Alexandre Oliva <aoliva@redhat.com>
23196 * lra-constraints.c (simplify_operand_subreg): Check additionally
23197 address validity after potential reloading.
23198 (process_address_1): Check insns validity. In case of failure do
23201 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23204 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23207 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23209 * wide-int.cc (canonize_uhwi): New function.
23210 (wi::divmod_internal): Use it.
23212 2016-02-02 James Norris <jnorris@codesourcery.com>
23214 * gimplify.c (omp_notice_variable): Add usage check.
23216 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23218 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23219 like LE, GE, LT, GT when emitting relational operator.
23221 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23223 * ira-costs.c (find_costs_and_classes): Add extra argument.
23224 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23225 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23226 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23227 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23228 Add best_class parameter, and return it if not ALL_REGS.
23229 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23231 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23232 Update target hook.
23234 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23236 * config/aarch64/aarch64.c
23237 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23238 (aarch64_ira_change_pseudo_allocno_class): New function.
23240 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23243 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23245 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23247 * config/avr/avr.c (avr_option_override): Set
23248 PARAM_ALLOW_STORE_DATA_RACES to 1.
23250 2016-02-02 Richard Biener <rguenther@suse.de>
23252 PR tree-optimization/69595
23253 * match.pd: Add range test simplifications to true/false.
23255 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23257 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23258 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23261 2016-02-02 Richard Biener <rguenther@suse.de>
23263 PR tree-optimization/69606
23264 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23265 info on the result before moving a stmt.
23267 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23269 PR middle-end/68542
23270 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23271 branch with vector comparison.
23272 * config/i386/sse.md (VI48_AVX): New mode iterator.
23273 (define_expand "cbranch<mode>4): Add support for conditional branch
23274 with vector comparison.
23275 * tree-vect-loop.c (optimize_mask_stores): New function.
23276 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23277 has_mask_store field of vect_info.
23278 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23279 vectorized loops having masked stores after vec_info destroy.
23280 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23281 correspondent macros.
23282 (optimize_mask_stores): Add prototype.
23284 2016-02-02 Alan Modra <amodra@gmail.com>
23287 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23290 2016-02-02 Alan Modra <amodra@gmail.com>
23293 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23294 whenever toc_label_name used.
23295 (rs6000_file_start): Don't set up toc section here,
23296 (rs6000_output_function_epilogue): do so here instead,
23297 (rs6000_xcoff_file_start): and here.
23298 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23299 (load_toc_aix_di): Likewise.
23301 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23303 PR rtl-optimization/69592
23304 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23305 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23306 (num_sign_bit_copies_binary_arith_p): New inline function.
23307 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23309 2016-02-01 Jeff Law <law@redhat.com>
23311 PR tree-optimization/69580
23312 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23313 * tree-ssa-threadbackward.c
23314 (fsm_find_control_statement_thread_paths): Do not try to walk
23315 through large PHI nodes.
23317 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23319 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23320 when count is incremented above limit, don't analyze further
23323 * omp-low.c (oacc_parse_default_dims): Avoid
23324 -Wsign-compare warning, make sure value fits into int
23325 rather than just unsigned int.
23327 2016-02-01 Bin Cheng <bin.cheng@arm.com>
23329 PR tree-optimization/67921
23330 * fold-const.c (split_tree): New parameters. Convert pointer
23331 type variable part to proper type before negating.
23332 (fold_binary_loc): Pass new arguments to split_tree.
23334 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
23336 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
23337 (nvptx_goacc_validate_dims): Extend to handle global defaults.
23338 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
23339 * doc/tm.texti: Rebuilt.
23340 * doc/invoke.texi (fopenacc-dim): Document.
23341 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
23342 (append_compiler_options): Likewise.
23343 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
23344 (oacc_parse_default_dims): New.
23345 (oacc_validate_dims): Add USED arg. Select non-unity default when
23347 (oacc_loop_fixed_partitions): Return mask of used partitions.
23348 (oacc_loop_auto_partitions): Emit dump info.
23349 (oacc_loop_partition): Return mask of used partitions.
23350 (execute_oacc_device_lower): Parse default dimension arg. Adjust
23351 loop partitioning and validation calls.
23353 2016-02-01 Richard Biener <rguenther@suse.de>
23355 PR middle-end/69556
23356 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
23358 2016-02-01 Richard Biener <rguenther@suse.de>
23360 PR tree-optimization/69574
23361 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
23362 of asserting return chrec_dont_know.
23364 2016-02-01 Martin Liska <mliska@suse.cz>
23366 * mem-stats-traits.h: Add copyright header.
23367 * mem-stats.h: Likewise.
23369 2016-02-01 Richard Biener <rguenther@suse.de>
23371 PR tree-optimization/69579
23372 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
23373 Do not propagate through abnormal PHI results.
23375 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
23377 * postreload.c (reload_cse_simplify): Remove dead code.
23379 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23381 PR rtl-optimization/69570
23382 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
23383 if there is more than one set, not if there is a single set.
23385 2016-02-01 Richard Henderson <rth@redhat.com>
23388 * combine.c (make_compound_operation): When looking through a
23389 subreg, make sure to re-extend to the width of the outer mode.
23391 2016-01-30 Jakub Jelinek <jakub@redhat.com>
23393 PR tree-optimization/69546
23394 * wide-int.cc (wi::divmod_internal): For unsigned division
23395 where both operands fit into uhwi, if o1 is 1 and o0 has
23396 msb set, if divident_prec is larger than bits per hwi,
23397 clear another quotient word and return 2 instead of 1.
23398 Similarly for remainder with msb in HWI set, if dividend_prec
23399 is larger than bits per hwi.
23401 2016-01-29 Martin Jambor <mjambor@suse.cz>
23403 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
23404 Use short lowercase names.
23405 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
23406 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
23407 acq_rel one. Protect warning agains segfaults if
23408 get_memory_order_name returns NULL.
23409 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
23410 with release semantics. Do not warn if get_memory_order already did.
23411 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
23412 semantics. Fix check for relaxed or acquire semantics. Do not warn
23413 if get_memory_order already did.
23415 2016-01-29 Sebastian Pop <s.pop@samsung.com>
23417 * doc/install.texi: Document that isl-0.16 is supported.
23419 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
23422 * config/i386/constraints.md (Bm): Describe as special memory
23424 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
23425 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23426 * genpreds.c (struct constraint_data): Add is_special_memory.
23427 (have_special_memory_constraints, special_memory_start): New
23429 (special_memory_end): Ditto.
23430 (add_constraint): Add new arg is_special_memory. Add code to
23431 process its true value. Update have_special_memory_constraints.
23432 (process_define_constraint): Pass the new arg.
23433 (process_define_register_constraint): Ditto.
23434 (choose_enum_order): Process special memory.
23435 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
23436 function insn_extra_special_memory_constraint.
23437 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23438 * gensupport.c (process_rtx): Process
23439 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23440 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
23441 * ira-lives.c (single_reg_class): Use
23442 insn_extra_special_memory_constraint.
23443 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
23444 * lra-constraints.c (process_alt_operands): Ditto.
23445 (curr_insn_transform): Use insn_extra_special_memory_constraint.
23446 * recog.c (asm_operand_ok, preprocess_constraints): Process
23448 * reload.c (find_reloads): Ditto.
23449 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
23450 * stmt.c (parse_input_constraint): Use
23451 insn_extra_special_memory_constraint.
23453 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23456 * lra-splill.c (lra_final_code_change): Revert r229087 by
23457 removing all sub-registers.
23459 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23462 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23464 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23467 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23468 SSE1, copy target into the temporary reg first before recursing
23471 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23473 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23476 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23478 * ginclude/stdarg.h: Test __cplusplus instead of
23479 __GXX_EXPERIMENTAL_CXX0X__.
23481 2016-01-29 Richard Biener <rguenther@suse.de>
23483 PR tree-optimization/69547
23484 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23485 Do not mark clobbers necessary.
23486 (mark_all_reaching_defs_necessary_1): Likewise.
23488 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23490 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23491 declaration name with %qs and print it in both error messages.
23492 Also fix indentation.
23494 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23497 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23498 trailing blank line from error message.
23500 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23503 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23506 2016-01-29 Richard Biener <rguenther@suse.de>
23508 PR middle-end/69537
23509 * match.pd: Allow all integral types when simplifying a
23510 widening or sign-changing conversion.
23512 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23514 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23515 back to setting codegen_error to fail codegen.
23517 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23520 * config/i386/constraints.md (C): Only accept constant zero operand.
23521 (BC): New constraint.
23522 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23523 instead of C constraint.
23524 * doc/md.texi (Machine Constraints): Update description
23527 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23530 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23532 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23534 PR middle-end/69542
23535 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23538 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23540 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23541 branches if using guessed profile.
23543 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23545 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23547 2016-01-28 Richard Henderson <rth@redhat.com>
23550 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23551 * config/aarch64/aarch64-protos.h: Update.
23552 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23553 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23554 (aarch64_get_condition_code_1): Handle CC_Cmode.
23555 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23556 (*add<mode>3_compareC_cconly_imm): New.
23557 (*add<mode>3_compareC_cconly): New.
23558 (*add<mode>3_compareC_imm): New.
23559 (add<mode>3_compareC): New.
23560 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23561 to be first. Use aarch64_carry_operation.
23562 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23563 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23564 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23565 (subti3): Use subdi3_compare1.
23566 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23567 (sub<mode>3_compare1): New.
23568 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23569 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23570 (*subsi3_carryin_uxtw): Likewise.
23571 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23572 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23573 * config/aarch64/iterators.md (DWI): New.
23574 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23575 (aarch64_borrow_operation): New.
23577 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23579 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23580 message when isl does not return a valid schedule.
23582 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23584 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23585 Remove comments from class declarations: they are already in the code
23588 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23590 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23592 (ternary_op_to_tree): Same.
23593 (unary_op_to_tree): Same.
23594 (nary_op_to_tree): Same.
23595 (gcc_expression_from_isl_expr_op): Same.
23596 (gcc_expression_from_isl_expression): Same.
23597 (graphite_create_new_loop): Same.
23598 (graphite_create_new_loop_guard): Same.
23599 (build_iv_mapping): Same.
23600 (graphite_create_new_guard): Same.
23601 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23602 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23604 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23606 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23607 instead of setting codegen_error to fail codegen.
23609 2016-01-28 Jason Merrill <jason@redhat.com>
23611 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23613 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23615 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23616 Remove CONST_INT_P check in CCMP cost calculation.
23618 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23620 * config/aarch64/aarch64.c (generic_vector_cost):
23621 Set vec_permute_cost.
23622 (cortexa57_vector_cost): Likewise.
23623 (exynosm1_vector_cost): Likewise.
23624 (xgene1_vector_cost): Likewise.
23625 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23626 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23627 Add vec_permute_cost entry.
23629 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23631 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23633 (add<mode>3_compare0): Likewise.
23634 (addsi3_compare0_uxtw): Likewise.
23635 (add<mode>3nr_compare0): Likewise.
23636 (compare_neg<mode>): Likewise.
23637 (<optab><mode>3): Likewise.
23639 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23641 * tree-vect-stmts.c (vectorizable_comparison): Add
23642 NULL check for vectype.
23644 2016-01-28 Richard Biener <rguenther@suse.de>
23646 PR tree-optimization/69466
23647 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23648 Account for PHIs we couldn't duplicate.
23650 2016-01-28 Martin Liska <mliska@suse.cz>
23653 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23654 instead of ENABLE_VALGRIND_CHECKING.
23656 2016-01-27 Richard Henderson <rth@redhat.com>
23659 * lra-remat.c (subreg_regs): New.
23660 (dump_candidates_and_remat_bb_data): Dump it.
23661 (operand_to_remat): Reject if operand in subreg_regs.
23662 (set_bb_regs): Collect subreg_regs.
23663 (lra_remat): Init and free subreg_regs. Compute
23664 calculate_local_reg_remat_bb_data before create_cands.
23666 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23669 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23670 change stack_alignment_needed for __tls_get_addr call.
23672 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23674 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23676 2016-01-27 Jeff Law <law@redhat.com>
23678 PR tree-optimization/68398
23679 PR tree-optimization/69196
23680 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23681 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23682 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23683 Only count PHIs in the last block in the path. The others will
23684 const/copy propagate away. Add heuristic to allow more irreducible
23685 subloops to be created when it is likely profitable to do so.
23687 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23688 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23689 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23691 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23694 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23695 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23696 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23697 * tree-streamer-in.c: Include asan.h.
23698 (streamer_get_builtin_tree): For builtins in sanitizer
23699 range call initialize_sanitizer_builtins and retry.
23701 2016-01-27 Ian Lance Taylor <iant@google.com>
23703 * common.opt (fkeep-gc-roots-live): New undocumented option.
23704 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23705 -fkeep-gc-roots-live, skip pointers.
23706 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23709 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23712 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23713 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23715 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23718 * configure.ac: NetBSD provides SSP in its C library.
23719 * configure: Updated.
23721 2016-01-27 Richard Biener <rguenther@suse.de>
23723 PR tree-optimization/69166
23724 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23725 reduction code for commutativity / associativity.
23727 2016-01-27 Martin Jambor <mjambor@suse.cz>
23729 PR tree-optimization/69355
23730 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23731 total_scalarization fails.
23733 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23735 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23738 2016-01-27 Christian Bruel <christian.bruel@st.com>
23741 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23742 Move arm_reset_previous_fndecl and set_target_option_current_node in
23743 the conditional part. Call save_restore_target_globals.
23744 * config/arm/arm.c (arm_set_current_function):
23745 Refactor to better support #pragma target and attribute mix.
23746 Call save_restore_target_globals.
23747 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23749 2016-01-27 Martin Liska <mliska@suse.cz>
23751 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23752 reference for an HSA kernel and its host function.
23754 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23756 PR tree-optimization/69399
23757 * wide-int.h (wi::lrshift): For larger precisions, only
23758 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23760 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23762 * config/arc/predicates.md (proper_comparison_operator): Reject
23763 constant-constant comparison.
23765 2016-01-26 Tom de Vries <tom@codesourcery.com>
23767 PR tree-optimization/69110
23768 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23769 DR_NUM_DIMENSIONS == 0.
23771 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23772 Sebastian Pop <s.pop@samsung.com>
23774 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23775 isl_ast_op_cond and isl_ast_op_select.
23776 (gcc_expression_from_isl_expr_op): Same.
23778 2016-01-26 Jason Merrill <jason@redhat.com>
23781 * tree.c (recompute_constructor_flags): Split out from
23783 (verify_constructor_flags): New.
23784 * tree.h: Declare them.
23786 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23788 PR rtl-optimization/69217
23789 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23790 are no TYPE_FIELDS set for the record type.
23792 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23795 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23796 toc_label_name unconditionally.
23797 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23798 SYMBOL_REF string. Use toc_label_name instead of constructing
23800 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23801 constructing LCTOC1.
23803 2016-01-26 Martin Sebor <msebor@redhat.com>
23806 * doc/extend.texi (Common Type Attributes): Move text that talks about
23807 attribute packed from attribute aligned to the section discussing
23808 the former attribute for clarity.
23810 2016-01-26 Richard Henderson <rth@redhat.com>
23812 PR middle-end/60908
23813 * trans-mem.c (tm_region_init): Mark entry block as visited.
23815 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23818 * diagnostic-show-locus.c (layout::print_source_line): Replace
23819 call to pp_newline with call to layout::print_newline.
23820 (layout::print_annotation_line): Likewise.
23821 (layout::move_to_column): Likewise.
23822 (layout::print_any_fixits): After printing any fixits, print a
23823 trailing newline, if necessary.
23824 (layout::print_newline): New method, resetting any colorization
23826 (diagnostic_show_locus): Move the pp_newline to before the
23827 early bailout. Remove dummy block enclosing the layout instance.
23828 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23829 of pp_newline_and_flush with pp_flush.
23830 (diagnostic_append_note): Delete use of pp_newline.
23831 (diagnostic_append_note_at_rich_loc): Delete.
23832 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23833 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23834 when newline characters are added to the buffer.
23836 2016-01-26 Michael Matz <matz@suse.de>
23838 * configure.ac (ac_cv_std_swap_in_utility): New test.
23839 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23840 * configure: Regenerate.
23841 * config.in: Regenerate.
23843 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23845 * config/arc/arc.md (cstoresi4): Force operand into register.
23846 (arcset<code>): Fix predicate.
23847 (arcsetltu): Likewise.
23848 (arcsetgeu): Likewise.
23849 (arcsethi): Likewise.
23850 (arcsetls): Likewise.
23852 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23854 PR tree-optimization/69483
23855 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23856 if base has error_mark_node type.
23858 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23861 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23862 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23864 (vget_lane_f16): Handle big-endian.
23865 (vgetq_lane_f16): Likewise.
23866 (vset_lane_f16): Likewise.
23867 (vsetq_lane_f16): Likewise.
23868 * config/arm/iterators.md (VQXMOV): Add V8HF.
23869 (VDQ): Add V4HF and V8HF.
23870 (V_reg): Handle V4HF and V8HF.
23871 (Is_float_mode): Likewise.
23872 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23873 neon_vdup_nv8hf): New patterns.
23874 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23875 Use VD_LANE iterator.
23876 (neon_vld1_dup<mode>): Use VQ2 iterator.
23878 2016-01-26 Nathan Sidwell <nathan@acm.org>
23880 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23881 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23882 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23883 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23884 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23885 (oacc_validate_dims): Add LEVEL arg, don't return level.
23886 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23887 oacc_validate_dims.
23888 (execute_oacc_device_lower): Adjust, add more dump output.
23889 * tree-ssa-loop.c (gate_oacc_kernels): Use
23890 oacc_fn_attrib_kernels_p.
23891 * tree-parloops.c (create_parallel_loop): Adjust
23892 set_oacc_fn_attrib call.
23894 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23897 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23898 (append_compiler_options): Handle -fcilkplus.
23899 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23901 2016-01-26 Nick Clifton <nickc@redhat.com>
23904 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23905 been marked as DECL_ONE_ONLY but we do not the means to make it
23906 so, then do not allow it to bind locally.
23908 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23911 * opts.h (parse_sanitizer_options): New prototype.
23912 * opts.c (sanitizer_opts): New array.
23913 (parse_sanitizer_options): New function.
23914 (common_handle_option): Use parse_sanitizer_options.
23916 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23919 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23920 alignment adjustment to ...
23921 (ix86_update_stack_boundary): Here. Don't over-align stack for
23923 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23924 if __tls_get_addr is called.
23926 2016-01-26 Christian Bruel <christian.bruel@st.com>
23928 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23930 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23932 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23934 2016-01-26 Richard Biener <rguenther@suse.de>
23936 PR middle-end/69467
23937 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23939 2016-01-26 Richard Biener <rguenther@suse.de>
23941 PR tree-optimization/69452
23942 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23943 (move_computations_dom_walker::before_dom_children): Rename
23945 (move_computations_worker): This.
23946 (move_computations): Perform an RPO rather than a DOM walk.
23948 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23951 * combine.c (combine_instructions): For REG_EQUAL note with
23952 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23953 to the underlying register.
23954 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23955 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23957 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23960 * config/aarch64/aarch64-builtins.c
23961 (aarch64_init_simd_builtin_types): Do not set structural
23962 equality to __Poly{8,16,64,128}_t types.
23964 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23966 PR tree-optimization/69400
23967 * wide-int.cc (wi_pack): Take the precision as argument and
23968 perform canonicalization here rather than in the callers.
23969 Use the main loop to handle all full-width HWIs. Add a
23970 zero HWI if in_len isn't a full result.
23971 (wi::divmod_internal): Update accordingly.
23972 (wi::mul_internal): Likewise. Simplify.
23974 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23975 Sebastian Pop <s.pop@samsung.com>
23977 * graphite-poly.c (apply_poly_transforms): Simplify.
23978 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23979 (print_isl_map): Same.
23980 (print_isl_union_map): Same.
23981 (print_isl_schedule): New.
23982 (debug_isl_schedule): New.
23983 * graphite-dependences.c (scop_get_reads): Do not call
23984 isl_union_map_add_map that is undocumented isl functionality.
23985 (scop_get_must_writes): Same.
23986 (scop_get_may_writes): Same.
23987 (scop_get_original_schedule): Remove.
23988 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23989 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23990 (compute_deps): Remove.
23991 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23992 (debug_schedule_ast): New.
23993 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23994 set_separate_option.
23995 (graphite_regenerate_ast_isl): Add dump.
23996 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23997 from scop->transformed_schedule.
23998 (graphite_regenerate_ast_isl): Add more dump.
23999 * graphite-optimize-isl.c (optimize_isl): Set
24000 scop->transformed_schedule. Check whether schedules are equal.
24001 (apply_poly_transforms): Move here.
24002 * graphite-poly.c (apply_poly_transforms): ... from here.
24003 (free_poly_bb): Static.
24004 (free_scop): Static.
24005 (pbb_number_of_iterations_at_time): Remove.
24006 (print_isl_ast): New.
24007 (debug_isl_ast): New.
24008 (debug_scop_pbb): New.
24009 * graphite-scop-detection.c (print_edge): Move.
24010 (print_sese): Move.
24011 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24012 (build_scop_scattering): Remove.
24013 (create_pw_aff_from_tree): Assert instead of bailing out.
24014 (add_condition_to_pbb): Remove unused code, do not fail.
24015 (add_conditions_to_domain): Same.
24016 (add_conditions_to_constraints): Remove.
24017 (build_scop_context): New.
24018 (add_iter_domain_dimension): New.
24019 (build_iteration_domains): Initialize pbb->iterators.
24020 Call add_conditions_to_domain.
24023 (index_outermost_in_loop): New.
24024 (index_pbb_in_loop): New.
24025 (outermost_pbb_in): New.
24026 (add_in_sequence): New.
24027 (add_outer_projection): New.
24028 (outer_projection_mupa): New.
24029 (add_loop_schedule): New.
24030 (build_schedule_pbb): New.
24031 (build_schedule_loop): New.
24032 (embed_in_surrounding_loops): New.
24033 (build_schedule_loop_nest): New.
24034 (build_original_schedule): New.
24035 (build_poly_scop): Call build_original_schedule.
24036 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24037 (free_poly_dr): Remove.
24038 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24039 (free_poly_bb): Remove.
24040 (debug_loop_vec): Remove.
24041 (print_isl_ast): Declare.
24042 (debug_isl_ast): Declare.
24043 (scop_do_interchange): Remove.
24044 (scop_do_strip_mine): Remove.
24045 (scop_do_block): Remove.
24046 (flatten_all_loops): Remove.
24047 (optimize_isl): Remove.
24048 (pbb_number_of_iterations_at_time): Remove.
24049 (debug_scop_pbb): Declare.
24050 (print_schedule_ast): Declare.
24051 (debug_schedule_ast): Declare.
24052 (struct scop): Remove schedule. Add original_schedule,
24053 transformed_schedule.
24054 (free_gimple_poly_bb): Remove.
24055 (print_generated_program): Remove.
24056 (debug_generated_program): Remove.
24057 (unify_scattering_dimensions): Remove.
24058 * sese.c (print_edge): ... here.
24059 (print_sese): ... here.
24060 (debug_edge): ... here.
24061 (debug_sese): ... here.
24062 * sese.h (print_edge): Declare.
24063 (print_sese): Declare.
24064 (dump_edge): Declare.
24065 (dump_sese): Declare.
24067 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24068 Sebastian Pop <s.pop@samsung.com>
24070 * Makefile.in: Set ISLVER in site.exp.
24072 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24074 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24075 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24076 through DECL_VALUE_EXPR for expansion.
24078 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24080 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24081 the frame info after reload completed.
24083 2016-01-25 Jeff Law <law@redhat.com>
24085 PR tree-optimization/69196
24086 PR tree-optimization/68398
24087 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24088 tree-ssa-threadupdate.c.
24089 (determine_bb_domination_status): Prototype
24090 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24091 (determine_bb_domination_status): No longer static.
24092 (valid_jump_thread_path): Remove code to detect characteristics
24093 of the jump thread path not associated with correctness.
24094 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24095 Correct test for thread path length. Count PHIs for real operands as
24096 statements that need to be copied. Do not count ASSERT_EXPRs.
24097 Look at all the blocks in the thread path. Compute and selectively
24098 filter thread paths based on threading through the latch, threading
24099 a multiway branch or crossing a multiway branch.
24101 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24103 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24104 decl with __attribute__ ((unused)) annotation.
24106 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24109 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24110 of operands is compatible with a statement vectype.
24112 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24114 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24115 improve wording for mixed storage order support.
24117 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24119 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24120 (vcvt_u64_f64): Likewise.
24121 (vcvta_s64_f64): Likewise.
24122 (vcvta_u64_f64): Likewise.
24123 (vcvtm_s64_f64): Likewise.
24124 (vcvtm_u64_f64): Likewise.
24125 (vcvtn_s64_f64): Likewise.
24126 (vcvtn_u64_f64): Likewise.
24127 (vcvtp_s64_f64): Likewise.
24128 (vcvtp_u64_f64): Likewise.
24130 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24132 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24133 (arc_init): Check validity mll64 option.
24134 (arc_save_restore): Use double load/store instruction.
24135 (arc_expand_movmem): Likewise.
24136 (arc_split_move): Don't split if we have double load/store
24137 instructions. Returns a boolean.
24138 (arc_process_double_reg_moves): Change function to return boolean
24139 instead of a sequence of instructions.
24140 (arc_dwarf_register_span): New function.
24141 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24142 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24143 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24144 (*movdf_insn): Likewise.
24145 * config/arc/arc.opt (mll64): New option.
24146 * config/arc/predicates.md (even_register_operand): New predicate.
24147 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24149 2016-01-25 Richard Biener <rguenther@suse.de>
24152 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24153 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24155 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24157 2016-01-25 Richard Biener <rguenther@suse.de>
24159 PR tree-optimization/69376
24160 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24162 (VN_INFO_ANTI_RANGE_P): New inline.
24163 (VN_INFO_RANGE_TYPE): Likewise.
24164 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24165 SSA_NAME_ANTI_RANGE_P.
24166 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24167 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24168 Properly query VN_INFO_RANGE_TYPE.
24170 2016-01-25 Nick Clifton <nickc@redhat.com>
24173 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24175 2016-01-23 Tom de Vries <tom@codesourcery.com>
24177 PR tree-optimization/69426
24178 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24181 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24183 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24184 "the the" with "the" in the comments.
24185 * ipa-devirt.c (build_type_inheritance_graph,
24186 update_type_inheritance_graph): Likewise.
24187 * tree.c (build_function_type_list_1): Likewise.
24188 * cfgloopmanip.c (scale_loop_profile): Likewise.
24189 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24190 * gimple-ssa-split-paths.c
24191 (find_block_to_duplicate_for_splitting_paths): Likewise.
24192 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24193 * expr.c (convert_move): Likewise.
24194 * var-tracking.c (vt_stack_adjustments): Likewise.
24195 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24196 * tree-vrp.c (test_for_singularity): Likewise.
24198 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24199 directly instead of building a temporary tree.
24202 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24203 remove <algorithm> include.
24205 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24208 * config/i386/i386.c: Include dojump.h.
24209 (expand_small_movmem_or_setmem,
24210 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24212 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24213 if dynamic_check != -1.
24215 2016-01-21 Jeff Law <law@redhat.com>
24217 PR middle-end/69347
24218 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24219 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24220 into dominated_by_p.
24221 (cprop_into_successor_phis): Avoid unnecessary tests.
24223 2016-01-22 Richard Henderson <rth@redhat.com>
24226 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24227 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24229 2016-01-22 Michael Matz <matz@suse.de>
24231 * system.h (string, algorithm): Include only conditionally.
24232 (new): Include always under C++.
24233 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24234 * final.c (toplevel): Ditto.
24235 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24236 * genconditions.c (write_header): Make gencondmd.c define
24238 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24240 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24241 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24243 2016-01-22 Christian Bruel <christian.bruel@st.com>
24246 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24248 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24251 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24252 define_insn_and_split. Ensure operands[1] and operands[0] do not
24253 get assigned the same register.
24255 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24257 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24259 2016-01-22 Christian Bruel <christian.bruel@st.com>
24261 * config/arm/arm-c.c (arm_pragma_target_parse):
24262 Remove warn_builtin_macro_redefined overwrite.
24264 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24266 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24267 flag_non_call_exceptions compatibility.
24269 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24272 * dwarf2out.c (add_child_die_after): New function.
24273 (dwarf_qual_info_t): New type.
24274 (dwarf_qual_info): New variable.
24275 (qualified_die_p): New function.
24276 (modified_type_die): For -fdebug-types-section, ensure
24277 canonical order of qualifiers. Put qualified DIEs adjacent
24278 to the corresponding non-qualified type DIE and search there
24279 for existing qualified DIEs.
24281 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24283 * doc/extend.texi (scalar_storage_order type attribute): Document
24284 restriction on type punning and aliasing, and remove future tense.
24286 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24289 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24292 2016-01-21 Jeff Law <law@redhat.com>
24294 PR middle-end/69347
24295 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24296 useless call to record_temporary_equivalences.
24297 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24298 allocate 10 slots in the bb_path vector and let it grow as needed.
24299 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24302 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24304 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24306 * configure: Regenerate.
24308 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24310 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24311 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24313 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24315 PR middle-end/66178
24316 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24317 drop EXPAND_INITIALIZER.
24318 * rtl.h (contains_symbolic_reference_p): Declare.
24319 * rtlanal.c (contains_symbolic_reference_p): New function.
24320 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
24321 a subtraction into a NOT if symbolic constants are involved.
24323 2016-01-21 Anton Blanchard <anton@samba.org>
24324 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24327 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
24329 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
24332 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24334 * config/microblaze/microblaze.c
24335 (get_branch_target): New.
24336 (insert_wic_for_ilb_runout): New.
24338 (microblaze_machine_dependent_reorg): New.
24339 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
24340 * config/microblaze/microblaze.md
24341 (UNSPEC_IPREFETCH): Define.
24342 (iprefetch): New pattern
24343 * config/microblaze/microblaze.opt
24344 (mxl-prefetch): New flag.
24346 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24348 * config/microblaze/microblaze.h
24349 (FIXED_REGISTERS): Update in macro.
24350 (CALL_USED_REGISTERS): Update in macro.
24352 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
24354 PR rtl-optimization/68920
24355 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
24358 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
24360 PR rtl-optimization/68990
24361 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
24362 pseudo instead of inheritance ones.
24364 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24365 Nick Clifton <nickc@redhat.com>
24369 * config/mips/mips.c (mips_compute_frame_info): Initialise
24370 args_size and hard_frame_pointer_offset fields of the frame
24371 structure before calling mips_global_pointer.
24373 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24375 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
24377 * configure: Regenerate.
24379 2016-01-21 Richard Biener <rguenther@suse.de>
24381 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
24383 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24385 * config/s390/s390.c (s390_asm_declare_function_size): Add code
24386 to actually emit the .size directive.
24388 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
24389 Jakub Jelinek <jakub@redhat.com>
24393 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
24394 args array size by one to avoid buffer overflow.
24396 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24398 * config/s390/s390.md (pool_section_start): Use switch_to_section
24399 to select proper read-only data section instead of hardcoding
24401 (pool_section_end): Use switch_to_section to match the above.
24403 2016-01-21 Richard Biener <rguenther@suse.de>
24405 PR tree-optimization/69378
24406 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
24407 (set_ssa_val_to): Use it for dominance checks taking into
24408 account not executable edges.
24410 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24413 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
24414 for bitsize instead of GET_MODE_PRECISION (mode).
24416 2016-01-20 Martin Sebor <msebor@redhat.com>
24419 * extend.texi (__sync Builtins): Clarify the semantics of
24420 __sync_fetch_and_OP built-ins on pointers.
24421 (__atomic Builtins): Same.
24423 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24424 Sebastian Pop <s.pop@samsung.com>
24426 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
24427 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
24428 (is_valid_rename): Same.
24429 (translate_isl_ast_to_gimple::get_rename): Same.
24430 (translate_isl_ast_to_gimple::rename_all_uses): Same.
24431 (translate_isl_ast_to_gimple::rename_uses): Same.
24432 (get_new_name): Check for close_phi nodes.
24433 (copy_loop_phi_args): Use phi_node_kind.
24434 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
24435 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
24437 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24438 Sebastian Pop <s.pop@samsung.com>
24440 Revert commit r229783.
24441 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
24442 Remove use of parameter_rename_map.
24443 (copy_def): Remove.
24444 (copy_internal_parameters): Remove.
24445 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
24446 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
24447 (free_sese_info): Do not free parameter_rename_map.
24448 (set_rename): Do not use parameter_rename_map.
24449 (rename_uses): Update call to set_rename.
24450 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
24451 * sese.h (parameter_rename_map_t): Remove.
24452 (struct sese_info_t): Remove field parameter_rename_map.
24454 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24455 Sebastian Pop <s.pop@samsung.com>
24457 * graphite-isl-ast-to-gimple.c: Fix comment.
24458 * graphite-scop-detection.c (defined_in_loop_p): New.
24459 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24460 names defined in loop.
24462 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24463 Sebastian Pop <s.pop@samsung.com>
24465 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24466 Discard unstructured if-then-else regions.
24468 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24469 Sebastian Pop <s.pop@samsung.com>
24471 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24472 (cleanup_loop_iter_dom): Remove.
24473 (build_loop_iteration_domains): Remove.
24474 (build_scop_context): Remove.
24475 (build_scop_iteration_domain): Remove.
24476 (add_loop_constraints): New.
24477 (build_iteration_domains): New.
24478 (build_poly_scop): Call build_iteration_domains.
24480 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24481 Sebastian Pop <s.pop@samsung.com>
24483 * graphite-scop-detection.c
24484 (scop_detection::harmful_loop_in_region): Free dom and loops.
24485 (scop_detection::loop_body_is_valid_scop): Free bbs.
24487 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24488 Sebastian Pop <s.pop@samsung.com>
24490 * graphite-scop-detection.c (record_loop_in_sese): New.
24491 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24492 (build_scops): Remove call to build_sese_loop_nests.
24493 * sese.c (sese_record_loop): Remove.
24494 (build_sese_loop_nests): Remove.
24495 (new_sese_info): Remove region->loops.
24496 (free_sese_info): Same.
24497 * sese.h (sese_contains_loop): Same.
24498 (build_sese_loop_nests): Remove.
24499 (sese_contains_loop): Remove.
24501 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24502 Sebastian Pop <s.pop@samsung.com>
24504 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24505 loop_is_valid_in_scop.
24506 (scop_detection::harmful_stmt_in_region): Renamed
24507 harmful_loop_in_region.
24508 Call loop_is_valid_in_scop.
24510 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24511 Sebastian Pop <s.pop@samsung.com>
24513 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24516 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24517 Sebastian Pop <s.pop@samsung.com>
24519 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24520 * graphite.h (struct poly_bb): Remove field is_reduction.
24521 (PBB_IS_REDUCTION): Remove.
24523 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24524 Sebastian Pop <s.pop@samsung.com>
24526 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24527 (add_pdr_constraints): Same.
24528 (scop_get_reads): Same.
24529 (scop_get_must_writes): Same.
24530 (scop_get_may_writes): Same.
24531 (scop_get_original_schedule): Same.
24532 (extend_schedule): Same.
24533 (apply_schedule_on_deps): Same.
24534 (carries_deps): Same.
24535 (compute_deps): Same.
24536 (scop_get_dependences): Same.
24537 * graphite-isl-ast-to-gimple.c
24538 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24539 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24540 (get_schedule_for_band_list): Same.
24541 (get_schedule_map): Same.
24542 (apply_schedule_map_to_scop): Same.
24543 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24544 (build_loop_iteration_domains): Same.
24545 (add_condition_to_pbb): Same.
24546 (add_param_constraints): Same.
24547 (pdr_add_memory_accesses): Same.
24548 (pdr_add_data_dimensions): Same.
24550 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24552 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24555 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24557 * common.opt (feliminate-dwarf2-dups): Replace references to
24558 "DWARF 2" with just "DWARF".
24559 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24560 * doc/extend.texi: Likewise.
24561 * doc/cpp.texi: Likewise.
24562 * doc/invoke.texi: Likewise.
24563 (Option Summary): Add -gdwarf to list of Debugging Options.
24564 (Debugging Options): Document -gdwarf.
24565 * doc/contrib.texi: Spell "DWARF" like that.
24567 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24569 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24570 warning. Fix up formatting.
24572 PR middle-end/67653
24573 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24574 attempt to mark memory input operand addressable and
24575 call prepare_gimple_addressable in that case. Don't adjust
24576 input_location for diagnostics, use error_at instead.
24578 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24580 * config/rs6000/ppc-auxv.h: New file.
24581 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24582 (cpu_is): Likewise.
24583 (cpu_supports): Likewise.
24584 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24585 (cpu_is_info): New variable.
24586 (cpu_supports_info): Likewise.
24587 (tcb_verification_symbol): Likewise.
24588 (cpu_builtin_p): Likewise.
24589 (cpu_expand_builtin): New function.
24590 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24591 (rs6000_init_builtins): Likewise.
24592 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24593 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24594 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24595 * configure: Regenerate.
24596 * config.in: Likewise.
24597 * doc/extend.texi (PowerPC Built-in Functions): Document
24598 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24600 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24603 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24605 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24608 2016-01-20 Richard Henderson <rth@redhat.com>
24614 * tree.c (tm_define_builtin): New.
24615 (find_tm_vector_type): New.
24616 (build_tm_vector_builtins): New.
24617 (build_common_builtin_nodes): Call it.
24619 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24621 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24622 (arm_fp_ok): Likewise.
24623 (arm_fp): Likewise.
24624 (arm_crypto): Likewise.
24626 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24627 Richard Biener <rguenther@suse.de>
24629 PR tree-optimization/69328
24630 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24631 vectors have same number of elements.
24632 (vectorizable_condition): Fix masked version recognition.
24634 2016-01-20 Richard Biener <rguenther@suse.de>
24636 PR tree-optimization/69345
24637 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24638 (VN_INFO_PTR_INFO): Likewise.
24639 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24640 info when it is equal between non-dominating SSA names.
24641 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24642 Make sure to look at original SSA infos.
24644 2016-01-20 Jeff Law <law@redhat.com>
24647 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24649 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24650 (pc_or_label_operand): New predicate.
24651 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24652 tests for small integers that are 2^n - 1.
24654 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24656 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24658 2016-01-19 Jeff Law <law@redhat.com>
24660 PR middle-end/69347
24661 * tree-ssa-threadbackwards.c
24662 (fsm_find_control_statement_thread_paths): Do not try to lookup
24663 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24665 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24667 * doc/lto.texi: Remove text that says only Gold has linker plugin
24670 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24672 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24673 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24674 the DIE accordingly.
24675 (modified_type_die): Add REVERSE parameter and pass it recursively,
24676 as well as to base_type_die. Adjust presence check accordingly.
24677 (base_type_for_mode): Adjust call to modified_type_die.
24678 (add_type_attribute): Add REVERSE parameter and pass it to
24680 (generic_parameter_die): Adjust call to add_type_attribute.
24681 (add_scalar_info): Likewise.
24682 (add_subscript_info): Likewise.
24683 (gen_array_type_die): Likewise.
24684 (gen_descr_array_type_die): Likewise.
24685 (gen_entry_point_die): Likewise.
24686 (gen_enumeration_type_die): Likewise.
24687 (gen_formal_parameter_die): Likewise.
24688 (gen_subprogram_die): Likewise.
24689 (gen_variable_die ): Likewise.
24690 (gen_const_die): Likewise.
24691 (gen_field_die): Likewise.
24692 (gen_pointer_type_die): Likewise.
24693 (gen_reference_type_die): Likewise.
24694 (gen_ptr_to_mbr_type_die): Likewise.
24695 (gen_inheritance_die): Likewise.
24696 (gen_subroutine_type_die): Likewise.
24697 (gen_typedef_die): Likewise.
24698 (force_type_die): Adjust call to modified_type_die.
24700 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24702 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24703 flow throughout the file. Fix broken link to Objective-C 2.0
24705 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24708 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24710 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24712 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24715 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24716 (maybe_record_node): Record cxa_pure_virtual as the only possible
24717 target if there are not ohter candidates.
24718 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24720 2016-01-19 Richard Biener <rguenther@suse.de>
24722 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24723 (get_memory_order): Likewise.
24725 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24727 * tree-vect-stmts.c (vectorizable_store): Check
24730 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24733 * gcc.c (driver::decode_argv): Add call to
24734 init_opts_obstack before init_options_struct.
24735 * opts.c (init_opts_obstack): Remove idempotency.
24736 (init_options_struct): Replace call to init_opts_obstack
24737 with a gcc_assert to verify that it has already been called.
24738 * toplev.c (toplev::main): Add call to init_opts_obstack before
24739 calls to init_options_struct.
24740 (toplev::finalize): Move cleanup of opts_obstack next to
24741 cleanup of save_decoded_options, clearing the latter, and
24742 save_decoded_options_count.
24744 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24747 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24748 attribute to unconditional. Remove %? from output template.
24750 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24751 Jiong Wang <jiong.wang@arm.com>
24753 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24754 generated from different expand order.
24756 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24758 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24759 Add support for CCMP costing.
24761 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24763 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24764 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24765 (fccmpe<mode>): Likewise.
24766 (fcmp): Rename to fcmp and globalize pattern.
24768 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24769 (aarch64_gen_ccmp_next): Add FP support.
24771 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24773 * target.def (gen_ccmp_first): Update documentation.
24774 (gen_ccmp_next): Likewise.
24775 * doc/tm.texi (gen_ccmp_first): Update documentation.
24776 (gen_ccmp_next): Likewise.
24777 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24778 expand_ccmp_expr_1. Improve comments.
24779 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24780 (ccmp_ior<mode>): Remove pattern.
24781 (cmp<mode>): Remove expand.
24782 (cmp): Globalize pattern.
24783 (cstorecc4): Use cc_register.
24784 (mov<mode>cc): Remove ccmp_cc_register check.
24785 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24786 Simplify after removal of CC_DNE/* modes.
24787 (aarch64_ccmp_mode_to_code): Remove.
24788 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24789 In 'k' case use integer as condition.
24790 (aarch64_nzcv_codes): Remove inverted cases.
24791 (aarch64_code_to_ccmode): Remove.
24792 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24793 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24794 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24795 pattern. Return the comparison with CC register. Invert conditions
24796 when bitcode is OR.
24797 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24798 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24800 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24802 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24803 instrumented_version.
24805 2016-01-19 Richard Biener <rguenther@suse.de>
24807 PR tree-optimization/69336
24808 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24809 handled components with get_ref_base_and_extent.
24810 (equal_mem_array_ref_p): Adjust.
24812 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24815 * shrink-wrap.c: Include valtrack.h.
24816 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24817 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24818 in between insn and where it will be moved to. Call
24819 dead_debug_insert_temp.
24820 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24821 first and dead_debug_local_finish at the end.
24822 For uses and defs bitmap, handle all regs in between REGNO and
24823 END_REGNO, not just the first one.
24825 2016-01-19 Richard Biener <rguenther@suse.de>
24827 PR tree-optimization/69352
24828 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24829 (equal_mem_array_ref_p): Constrain size and max size properly.
24830 Compare the reverse flag.
24832 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24834 * ira.c (ira): Update regstat data if we deleted insns.
24836 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24838 PR rtl-optimization/68955
24839 PR rtl-optimization/64557
24840 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24841 here. Fix up formatting.
24842 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24844 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24847 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24848 assume that the node has body.
24849 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24852 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24854 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24857 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24859 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24860 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24862 2016-01-19 Martin Jambor <mjambor@suse.cz>
24863 Martin Liska <mliska@suse.cz>
24864 Michael Matz <matz@suse.de>
24866 * Makefile.in (OBJS): Add new source files.
24867 (GTFILES): Add hsa.c.
24868 * common.opt (disable_hsa): New variable.
24869 (-Whsa): New warning.
24870 * config.in (ENABLE_HSA): New.
24871 * configure.ac: Treat hsa differently from other accelerators.
24872 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24873 $enable_offloading.
24874 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24875 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24876 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24877 --with-hsa-kmt-lib.
24878 * doc/invoke.texi (-Whsa): Document.
24879 (hsa-gen-debug-stores): Likewise.
24880 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24881 to invoke offload compiler for hsa acclerator.
24882 * opts.c (common_handle_option): Determine whether HSA offloading
24883 should be performed.
24884 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24885 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24886 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24887 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24888 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24889 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24890 GF_OMP_FOR_KIND_GRID_LOOP.
24891 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24892 (pp_gimple_stmt_1): Likewise.
24893 * gimple-walk.c (walk_gimple_stmt): Likewise.
24894 * gimple.c (gimple_build_omp_grid_body): New function.
24895 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24896 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24897 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24898 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24899 GF_OMP_TEAMS_GRID_PHONY.
24900 (gimple_statement_omp_single_layout): Updated comments.
24901 (gimple_build_omp_grid_body): New function.
24902 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24903 (gimple_omp_for_grid_phony): New function.
24904 (gimple_omp_for_set_grid_phony): Likewise.
24905 (gimple_omp_parallel_grid_phony): Likewise.
24906 (gimple_omp_parallel_set_grid_phony): Likewise.
24907 (gimple_omp_teams_grid_phony): Likewise.
24908 (gimple_omp_teams_set_grid_phony): Likewise.
24909 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24910 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24911 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24912 (BUILT_IN_GOMP_TARGET): Updated type.
24913 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24914 (adjust_for_condition): New function.
24915 (get_omp_for_step_from_incr): Likewise.
24916 (extract_omp_for_data): Moved parts to adjust_for_condition and
24917 get_omp_for_step_from_incr.
24918 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24919 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24920 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24921 (scan_omp_parallel): Do not create child functions for phony
24923 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24924 (scan_omp_1_op): Checking assert we are not remapping to
24925 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24926 (parallel_needs_hsa_kernel_p): New function.
24927 (expand_parallel_call): Register apprpriate parallel child
24928 functions as HSA kernels.
24929 (grid_launch_attributes_trees): New type.
24930 (grid_attr_trees): New variable.
24931 (grid_create_kernel_launch_attr_types): New function.
24932 (grid_insert_store_range_dim): Likewise.
24933 (grid_get_kernel_launch_attributes): Likewise.
24934 (get_target_argument_identifier_1): Likewise.
24935 (get_target_argument_identifier): Likewise.
24936 (get_target_argument_value): Likewise.
24937 (push_target_argument_according_to_value): Likewise.
24938 (get_target_arguments): Likewise.
24939 (expand_omp_target): Call get_target_arguments instead of looking
24940 up for teams and thread limit.
24941 (grid_expand_omp_for_loop): New function.
24942 (grid_arg_decl_map): New type.
24943 (grid_remap_kernel_arg_accesses): New function.
24944 (grid_expand_target_kernel_body): New function.
24945 (expand_omp): Call it.
24946 (lower_omp_for): Do not emit phony constructs.
24947 (lower_omp_taskreg): Do not emit phony constructs but create for them
24948 a temporary variable receiver_decl.
24949 (lower_omp_taskreg): Do not emit phony constructs.
24950 (lower_omp_teams): Likewise.
24951 (lower_omp_grid_body): New function.
24952 (lower_omp_1): Call it.
24953 (grid_reg_assignment_to_local_var_p): New function.
24954 (grid_seq_only_contains_local_assignments): Likewise.
24955 (grid_find_single_omp_among_assignments_1): Likewise.
24956 (grid_find_single_omp_among_assignments): Likewise.
24957 (grid_find_ungridifiable_statement): Likewise.
24958 (grid_target_follows_gridifiable_pattern): Likewise.
24959 (grid_remap_prebody_decls): Likewise.
24960 (grid_copy_leading_local_assignments): Likewise.
24961 (grid_process_kernel_body_copy): Likewise.
24962 (grid_attempt_target_gridification): Likewise.
24963 (grid_gridify_all_targets_stmt): Likewise.
24964 (grid_gridify_all_targets): Likewise.
24965 (execute_lower_omp): Call grid_gridify_all_targets.
24966 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24967 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24968 (tree_omp_clause): Added union field dimension.
24969 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24970 * tree.c (omp_clause_num_ops): Added number of arguments of
24971 OMP_CLAUSE__GRIDDIM_.
24972 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24973 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24974 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24975 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24976 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24977 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24978 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24979 * tree-pass.h (make_pass_gen_hsail): Declare.
24980 (make_pass_ipa_hsa): Likewise.
24981 * ipa-hsa.c: New file.
24982 * lto-section-in.c (lto_section_name): Add hsa section name.
24983 * lto-streamer.h (lto_section_type): Add hsa section.
24984 * timevar.def (TV_IPA_HSA): New.
24985 * hsa-brig-format.h: New file.
24986 * hsa-brig.c: New file.
24987 * hsa-dump.c: Likewise.
24988 * hsa-gen.c: Likewise.
24991 * toplev.c (compile_file): Call hsa_output_brig.
24992 * hsa-regalloc.c: New file.
24994 2016-01-18 Jeff Law <law@redhat.com>
24996 PR tree-optimization/69320
24997 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24998 ranged object, do nothing if the RHS constant is not [0..1].
24999 (optimize_stmt): Comparing a boolean ranged object against a
25000 constant outside [0..1] results in a compile-time constant.
25002 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25005 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25007 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25008 (Option Summary): Update to reflect new section and moved options.
25009 (C++ Dialect Options): Move -fstats to new section.
25010 (Debugging Options): Move all dump, statistics, and other GCC
25011 developer options to new section. Rewrite section introduction
25012 and re-order remaining options to put the more basic ones first.
25013 (Optimization Options): Move -fira-verbose and -flto-report* to
25015 (Developer Options): New section incorporating moved options.
25016 * doc/cppopts.texi (-dM): Update cross-reference.
25018 2016-01-18 Richard Henderson <rth@redhat.com>
25021 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25022 operands to pseudo only if CSE is expected. Split long immediate
25023 operands only after reload, and for the stack pointer.
25024 (*add<GPI>3_pluslong): Remove.
25025 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25026 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25027 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25028 (*add<GPI>3 peepholes): New.
25029 (*add<GPI>3 splitters): New.
25030 * config/aarch64/constraints.md (Upl): New.
25031 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25033 2016-01-18 Richard Biener <rguenther@suse.de>
25035 PR tree-optimization/69297
25036 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25038 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25040 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25042 PR middle-end/68542
25043 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25044 of mixind vector and scalar types.
25045 (fold_relational_const): Add handling of vector
25046 comparison with boolean result.
25047 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25048 comparison of vector operands with boolean result for EQ/NE only.
25049 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25050 (verify_gimple_cond): Likewise.
25051 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25054 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25056 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25059 2016-01-18 Richard Biener <rguenther@suse.de>
25061 PR middle-end/69308
25062 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25064 2016-01-18 Tom de Vries <tom@codesourcery.com>
25066 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25068 2016-01-18 Tom de Vries <tom@codesourcery.com>
25070 * omp-low.c (set_oacc_fn_attrib): Make extern.
25071 * omp-low.h (set_oacc_fn_attrib): Declare.
25072 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25073 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25074 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25075 Add and handle function parameter oacc_kernels_p.
25076 (find_reduc_addr, get_omp_data_i_param): New function.
25077 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25078 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25079 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25080 Calculate dominance info. Skip loops that are not in a kernels region
25081 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25082 (pass_parallelize_loops::execute): Call parallelize_loops with
25083 oacc_kernels_p argument.
25084 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25085 New member function.
25086 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25087 * passes.def: Add argument to pass_parallelize_loops instantation.
25089 2016-01-18 Tom de Vries <tom@codesourcery.com>
25091 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25092 pass_parallelize_loops to be run outside the loop pipeline.
25094 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25096 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25097 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25099 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25102 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25103 using get_ref_base_and_extent.
25104 (equal_mem_array_ref_p): New.
25105 (hashable_expr_equal_p): Add call to previous.
25107 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25110 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25111 (sra_initialize): Allocate disqualified_constants.
25112 (sra_deinitialize): Free disqualified_constants.
25113 (disqualify_candidate): Update disqualified_constants when appropriate.
25114 (create_access): Scan for constant-pool entries as we go along.
25115 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25116 (maybe_add_sra_candidate): Allow constant-pool entries.
25117 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25118 (initialize_constant_pool_replacements): New.
25119 (sra_modify_assign): Avoid mangling assignments created by previous,
25120 and don't generate writes into constant pool.
25121 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25123 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25125 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25126 andnot instruction.
25127 (scalar_chain::convert_op): Likewise.
25128 * config/i386/i386.md (*andndi3_doubleword): New.
25130 2016-01-18 Richard Biener <rguenther@suse.de>
25132 PR tree-optimization/69170
25133 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25134 building a vector from scalar results of a pattern stmt.
25136 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25138 * haifa-sched.c (autopref_multipass_init): Work around
25139 -Wmaybe-uninitialized warning.
25141 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25143 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25144 against the constant 0.
25146 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25148 PR tree-optimization/68799
25149 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25150 look up phi candidates in the statement-candidate map.
25151 (phi_add_costs): Likewise.
25152 (record_phi_increments): Likewise.
25153 (phi_incr_cost): Likewise.
25154 (ncd_with_phi): Likewise.
25155 (all_phi_incrs_profitable): Likewise.
25157 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25159 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25160 -Wmaybe-uninitialized warning.
25162 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25164 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25165 (Option Summary): Update to reflect new section and moved options.
25166 (C++ Dialect Options): Move -fvtable-verify and related options.
25167 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25168 and profiling-related options.
25169 (Optimization Options): Move profile generation options and
25170 -fstack-protector and related options.
25171 (Instrumentation Options): New section incorporating moved options.
25172 (Code Generation Options): Move -finstrument-functions and
25173 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25175 2016-01-16 Tom de Vries <tom@codesourcery.com>
25177 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25179 2016-01-16 Tom de Vries <tom@codesourcery.com>
25181 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25183 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25185 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25186 that checks whether the table is already empty. Rename the
25187 original implementation to...
25188 (hash_table::empty_slot): ...this new private function.
25190 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25192 PR diagnostic/68899
25193 * diagnostic-show-locus.c (layout::print_source_line): Move x
25194 offset of line until after call to
25195 get_line_width_without_trailing_whitespace.
25197 2016-01-15 Jeff Law <law@redhat.com>
25199 PR tree-optimization/69270
25200 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25201 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25202 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25203 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25204 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25205 ssa_name_has_boolean_range and constant_boolean_node.
25207 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25209 PR rtl-optimization/69030
25210 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25212 (spill_pseudos): Delete debug insn for dead pseudo.
25213 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25215 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25217 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25219 (TYPES_UNOPUS): Likewise.
25220 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25221 builtin type, from UNOP to UNOPUS.
25222 (lbtruncuv4sf): Likewise.
25223 (lbtruncuv2df): Likewise.
25224 (lrounduv2sf): Likewise.
25225 (lrounduv4sf): Likewise.
25226 (lrounduv2df): Likewise.
25227 (lroundusf): Likewise.
25228 (lroundusf): Likewise.
25229 (lceiluv2sf): Likewise.
25230 (lceiluv4sf): Likewise.
25231 (lceiluv2df): Likewise.
25232 (lceilusf): Likewise.
25233 (lceiludf): Likewise.
25234 (lflooruv2sf): Likewise.
25235 (lflooruv4sf): Likewise.
25236 (lflooruv2df): Likewise.
25237 (lfloorusf): Likewise.
25238 (lfloorudf): Likewise.
25239 (lfrintnuv2sf): Likewise.
25240 (lfrintnuv4sf): Likewise.
25241 (lfrintnuv2df): Likewise.
25242 (lfrintnusf): Likewise.
25243 (lfrintnudf): Likewise.
25244 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25246 (vcvtq_u32_f32): Likewise.
25247 (vcvtq_u64_f64): Likewise.
25248 (vcvta_u32_f32): Likewise.
25249 (vcvtaq_u32_f32): Likewise.
25250 (vcvtaq_u64_f64): Likewise.
25251 (vcvtm_u32_f32): Likewise.
25252 (vcvtmq_u32_f32): Likewise.
25253 (vcvtmq_u64_f64): Likewise.
25254 (vcvtn_u32_f32): Likwise.
25255 (vcvtnq_u32_f32): Likewise.
25256 (vcvtnq_u64_f64): Likewise.
25257 (vcvtp_u32_f32): Likewise.
25258 (vcvtpq_u32_f32): Likewise.
25259 (vcvtpq_u64_f64): Likewise.
25260 (vcvtmd_u64_f64): Likewise.
25261 (vcvtms_u32_f32): Likewise.
25262 (vcvtad_u64_f64): Likewise.
25263 (vcvtas_u32_f32): Likewise.
25264 (vcvtnd_u64_f64): Likewise.
25265 (vcvtns_u32_f32): Likewise.
25266 (vcvtpd_u64_f64): Likewise.
25267 (vcvtps_u32_f32): Likewise.
25269 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25271 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25272 CSEL of zero_extended registers.
25274 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25276 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25277 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25279 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25281 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25282 false when argument string is not found in the attributes table
25285 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25288 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25289 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25290 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25291 precision estimate.
25293 2016-01-15 Richard Biener <rguenther@suse.de>
25295 PR tree-optimization/66856
25296 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25297 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25298 (vect_create_new_slp_node): Increment stmt reference count.
25299 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25300 an SLP tree before swapping operands.
25301 (vect_build_slp_tree): Likewise.
25302 (destroy_bb_vec_info): Free stmt info after SLP instances.
25303 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25304 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25305 (STMT_VINFO_NUM_SLP_USES): New macro.
25307 2016-01-15 Richard Biener <rguenther@suse.de>
25310 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25311 (add_linkage_name): ... here.
25312 (gen_typedef_die): Use add_linkage_name_raw instead of
25313 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25316 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25318 * gimplify.c (oacc_default_clause): Decode reference and pointer
25319 types for both kernels and parallel regions.
25321 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
25323 PR middle-end/69246
25324 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
25326 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25328 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
25329 (convert_scalars_to_vector): Likewise.
25331 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
25333 * doc/extend.texi (Type Traits): Fix grammar.
25335 2016-01-15 Martin Jambor <mjambor@suse.cz>
25337 * tree-inline.c (remap_decl): Use existing dclarations if
25338 remapping a type and prevent_decl_creation_for_types.
25339 (replace_locals_stmt): Do an initial remapping of non-VLA typed
25340 decls first. Do real remapping with
25341 prevent_decl_creation_for_types set.
25342 * tree-inline.h (copy_body_data): New field
25343 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
25346 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25348 * config/s390/s390.opt (mmvcle): More verbose help text.
25350 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25352 * config/s390/s390.opt: Add period to -mzvector option text.
25354 2016-01-15 Richard Biener <rguenther@suse.de>
25356 PR tree-optimization/68961
25357 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
25358 of invariants in stores again.
25360 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
25362 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
25364 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25366 * config/i386/i386.c (ix86_expand_branch): Don't split
25367 DI mode xor instruction to SI mode.
25369 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25372 * ipa-icf.c (sem_function::merge): Virtual functions may become
25373 reachable even if they address is not taken and there are no
25376 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25378 * lto-streamer-out.c (subtract_estimated_size): New function.
25379 (get_symbol_initial_value): Use it.
25381 2016-01-15 Christian Bruel <christian.bruel@st.com>
25384 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
25385 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
25386 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
25387 use add_builtin_function_ext_scope instead of add_builtin_function.
25388 (neon_set_p, neon_crypto_set_p): Remove.
25389 (arm_init_builtins): Always call arm_init_neon_builtins and
25390 arm_init_crypto_builtins.
25391 (arm_expand_builtin): Check that builtins are allowed for the arch.
25392 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
25393 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
25394 arm_init_neon_builtins call.
25396 2016-01-15 Richard Biener <rguenther@suse.de>
25398 PR tree-optimization/69117
25399 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
25400 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
25401 of the leader conservatively.
25402 (free_scc_vn): Restore original SSA name infos.
25404 2016-01-14 Jeff Law <law@redhat.com>
25406 PR tree-optimization/69270
25407 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
25408 single bit of precision, verify it's also unsigned.
25409 (record_edge_info): Use constant_boolean_node rather than fold_convert
25410 to convert boolean_true/boolean_false to the right type.
25412 2016-01-14 Richard Henderson <rth@redhat.com>
25415 * loop-doloop.c (record_reg_sets): New.
25416 (doloop_optimize): Reject the transform if the sequence
25417 clobbers registers live at the end of the loop block.
25418 (doloop_optimize_loops): Enable df_live if needed.
25420 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25422 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
25423 * config/rs6000/rs6000.c: Likewise.
25424 * config/rs6000/rs6000.h: Likewise.
25425 * config/rs6000/rs6000.md: Likewise.
25426 * doc/extend.texi: Likewsie.
25428 2016-01-14 Jeff Law <law@redhat.com>
25430 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
25433 2016-01-14 Richard Henderson <rth@redhat.com>
25437 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
25438 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
25439 instead of builtin_decl_declared_p to test for declaration.
25441 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
25443 * doc/loop.texi (Loop Analysis and Representation): Document
25444 loop_depth function.
25446 2016-01-14 Tom de Vries <tom@codesourcery.com>
25448 PR tree-optimization/68773
25449 * omp-low.c (expand_omp_target): Don't set force_output.
25450 * varpool.c (varpool_node::get_create): Same.
25451 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
25452 offload_funcs with force_output.
25454 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25457 * lra-eliminations.c (move_plus_up): Don't change anything if either
25458 the outer or inner subreg mode is not MODE_INT.
25459 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25460 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25462 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25464 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25465 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25466 reduc_uplus_@var{m}): Remove.
25467 * expr.c (expand_expr_real_2): Remove expansion path for
25468 reduc_[us](min|max|plus) optabs.
25469 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25470 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25471 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25472 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25473 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25474 reduc_[us](min|max|plus) optabs.
25476 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25478 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25479 (reduc_plus_scal_v2sf): New.
25480 (reduc_smax_v2sf): Rename to...
25481 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25482 (reduc_smin_v2sf): Rename to...
25483 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25485 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25487 * alias.c (compare_base_symbol_refs): New function.
25488 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25491 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25493 PR middle-end/68146
25494 PR tree-optimization/69155
25495 * tree-complex.c: Include cfganal.h.
25496 (phis_to_revisit): New variable.
25497 (extract_component): Add phiarg_p argument. Assert that returned
25498 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25499 (update_phi_components): Partly rewrite to use loop over real/imag
25500 components instead of code duplication. If extract_component returns
25501 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25502 create_tmp_reg into the PHI node instead, and mention the phi triplet
25503 in phis_to_revisit.
25504 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25505 in phis_to_revisit at the end.
25507 2016-01-14 Richard Biener <rguenther@suse.de>
25509 PR tree-optimization/68060
25510 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25511 outer loop reduction is only used in the inner loop before
25512 detecting a double reduction.
25514 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25517 * combine.c (expand_field_assignment): Punt if compute_mode is
25518 unsupported scalar mode.
25520 2016-01-14 Richard Biener <rguenther@suse.de>
25522 PR tree-optimization/66856
25523 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25524 SLP node only if it built successfully.
25525 (vect_analyze_slp_instance): Adjust.
25527 2016-01-14 Jeff Law <law@redhat.com>
25529 PR tree-optimization/69270
25530 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25531 (record_edge_info): Use it. Convert boolean_{true,false}_node
25532 to the type of op0.
25534 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25537 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25538 use block_ultimate_origin
25539 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25541 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25543 * doc/invoke.texi (Submodel Options): Rename section to
25544 "Machine-Dependent Options" to better reflect its content.
25545 Rewrite introductory text to remove archaic CPU names.
25548 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25550 * doc/invoke.texi (Code Gen Options): Move section up in file,
25551 before target-specific options. Update menu and option summary
25552 to reflect the new section ordering.
25554 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25556 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25557 (C++ Dialect Options): Add cross-reference to -std option.
25558 * doc/standards.texi (C++ Language): Document C++14 support.
25560 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25562 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25563 for pack/unpack functions for __ibm128.
25564 (PACK_IF): Likewise.
25565 (UNPACK_IF): Likewise.
25567 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25568 support for __ibm128 pack/unpack functions.
25569 (rs6000_invalid_builtin): Likewise.
25570 (rs6000_init_builtins): Likewise.
25571 (rs6000_opt_masks): Likewise.
25573 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25574 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25576 (RS6000_BTM_COMMON): Likewise.
25578 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25579 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25580 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25581 128-bit floating point. Add support for the double values to be
25582 in Altivec registers for TF/IF packing and unpacking, but restrict
25583 TD packing sub-fields to be FPR registers. Don't allow overlapped
25584 register support for packing. Allow pack inputs to be memory
25585 locations. Don't build generator functions for unpack<mode>_dm
25586 and unpack<mode>_nodm.
25587 (unpack<mode>_dm): Likewise.
25588 (unpack<mode>_nodm): Likewise.
25589 (pack<mode>): Likewise.
25591 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25592 built-in functions to pack/unpack explicit __ibm128 values.
25593 (__builtin_unpack_ibm128): Likewise.
25595 * doc/extend.texi (PowerPC Built-in Functions): Document
25596 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25598 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25601 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25602 Add new arg loc and pass it down as context.
25603 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25604 to the location to use for the warning.
25605 (check_function_arguments): New arg loc. All callers changed. Pass
25606 it to check_function_nonnull.
25607 * c-common.h (check_function_arguments): Adjust declaration.
25609 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25611 PR tree-optimization/69156
25612 * gimple.c (validate_type): Removed.
25613 (gimple_builtin_call_types_compatible_p): Use
25614 useless_type_conversion_p instead of validate_type.
25615 * value-prof.c (gimple_stringop_fixed_value): Fold
25616 icall_size to correct type.
25618 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25620 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25623 2016-01-13 Richard Henderson <rth@redhat.com>
25626 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25627 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25628 (ix86_builtin_tm_store): Remove.
25629 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25630 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25631 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25632 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25633 * doc/tm.texi: Rebuild.
25635 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25636 (BUILT_IN_TM_MEMCPY_RTWN): New.
25637 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25638 fallback from vector to integer helpers.
25639 (build_tm_load): Handle vector types directly, instead of
25641 (build_tm_store): Likewise.
25642 (expand_assign_tm): Prepare for register types not handled by
25643 the above. Copy them to memory and use memcpy.
25644 * tree.c (tm_define_builtin): New.
25645 (find_tm_vector_type): New.
25646 (build_tm_vector_builtins): New.
25647 (build_common_builtin_nodes): Call it.
25649 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25651 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25652 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25654 2016-01-13 Tom de Vries <tom@codesourcery.com>
25656 PR tree-optimization/69169
25657 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25658 handled_struct_type param.
25659 (create_variable_info_for, intra_create_variable_infos): Call
25660 create_variable_info_for_1 with extra arg.
25662 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25664 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25665 and "armv8.1-a+crc" entries.
25667 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25670 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25671 Change first operand predicate from register_or_constm1_operand
25672 to register_operand.
25673 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25674 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25675 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25676 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25677 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25678 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25679 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25680 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25681 comparison with constm1_rtx from vec_prefetch_gen part.
25683 2016-01-13 Richard Biener <rguenther@suse.de>
25685 PR tree-optimization/69013
25686 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25687 Exchange assert for a test.
25689 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25692 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25694 2016-01-13 Richard Biener <rguenther@suse.de>
25696 PR tree-optimization/69242
25697 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25698 assert with a check.
25700 2016-01-13 Richard Biener <rguenther@suse.de>
25702 PR tree-optimization/69186
25703 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25704 Properly guard vect_update_misalignment_for_peel call.
25706 2016-01-12 Jeff Law <law@redhat.com>
25708 PR tree-optimization/pr67755
25709 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25710 "need_profile_correction".
25711 (thread_block_1): Initialize new field to false by default. If we
25712 have multiple thread paths through a common joiner to different
25713 final targets, then set new field to true.
25714 (compute_path_counts): Only do count adjustment when it's really
25717 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25719 * doc/invoke.texi (Spec Files): Move section down in file, past
25720 all command-line option descriptions.
25722 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25724 PR middle-end/54809
25725 * doc/gty.texi: Remove documentation of mark_hook.
25726 * gengtype.c (struct write_types_data): Remove code to support
25727 mark_hook attribute.
25728 (walk_type): Likewise.
25729 (write_func_for_structure): Likewise.
25731 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25733 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25734 Directory Options, and -specs= to Overall Options.
25735 (Overall Options): Adjust similarly. Reorder to group related
25736 options together. Make -specs= cross-reference the spec file details.
25737 (Directory Options): Adjust similarly.
25739 2016-01-12 Jeff Law <law@redhat.com>
25741 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25743 2016-01-12 Olivier Hainque <hainque@adacore.com>
25745 * gcc.c (spec_undefvar_allowed): New global.
25746 (process_command): Set to true when running for --version or --help,
25748 (getenv_spec_function): When the variable is not defined, use the
25749 variable name as the variable value if we're allowed not to issue
25752 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25754 PR tree-optimization/68911
25755 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25756 information computed for expression "init + nit * step".
25758 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25760 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25761 about name of GCC executable. Remove deleted node from menu.
25762 (Directory Options) <-B>: Remove cross-reference to deleted node.
25763 (Target Options): Delete section.
25765 2016-01-12 Christian Bruel <christian.bruel@st.com>
25768 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25769 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25771 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25774 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25775 aligned_mem is properly set for AVX512-VL floating point masked
25779 * ifcvt.c (cond_exec_process_if_block): When removing the last
25780 insn from then_bb, remove also any possible barriers that follow it.
25782 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25786 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25787 (PTRDIFF_TYPE): Likewise.
25788 (WCHAR_TYPE): Likewise.
25789 (WCHAR_TYPE_SIZE): Likewise.
25790 (STDINT_LONG32): Likewise.
25792 2016-01-12 Richard Biener <rguenther@suse.de>
25794 PR tree-optimization/69053
25795 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25796 convert initial value for cond reductions.
25798 2016-01-12 Richard Biener <rguenther@suse.de>
25800 PR tree-optimization/69007
25801 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25802 widen_sum after dot_prod and sad.
25804 2016-01-12 Richard Biener <rguenther@suse.de>
25806 PR tree-optimization/69168
25807 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25808 pattern stmt SLP type.
25809 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25810 end up unused so cope with that case.
25812 2016-01-12 Richard Biener <rguenther@suse.de>
25814 PR tree-optimization/69157
25815 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25816 stmts def type only during analyze phase.
25817 (vectorizable_call): Likewise.
25818 (vectorizable_simd_clone_call): Likewise.
25819 (vectorizable_conversion): Likewise.
25820 (vectorizable_assignment): Likewise.
25821 (vectorizable_shift): Likewise.
25822 (vectorizable_operation): Likewise.
25823 (vectorizable_store): Likewise.
25824 (vectorizable_load): Likewise.
25826 2016-01-12 Richard Biener <rguenther@suse.de>
25828 PR tree-optimization/69174
25829 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25831 (vectorizable_load): Properly compute the number of loads needed
25832 for permuted strided SLP loads and do not spuriously assign
25833 to SLP_TREE_VEC_STMTS.
25835 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25837 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25838 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25839 (MD_EXEC_PREFIX): Remove.
25840 (MD_STARTFILE_PREFIX) Removee.
25841 (FILE_NAME_ABSOLUTE_P): Remove.
25842 (CPP_SPEC): Do not read macros from sys/version.h.
25843 (LINK_COMMAND_SPEC): Remove.
25844 (LOCAL_INCLUDE_DIR): Remove.
25845 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25846 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25847 (POST_LINK_SPEC): Define to invoke stubify after linker
25848 (LIBSTDCXX): Remove define
25849 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25850 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25851 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25852 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25853 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25854 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25855 (i386_djgpp_asm_named_section): Add propotype of new procedure
25857 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25858 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25859 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25860 in config/i386/djgpp.h).
25861 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25862 STANDARD_STARTFILE_PREFIX_1.
25863 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25864 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25865 installation errors.
25866 (MAX_OFILE_ALIGNMENT): Define to 128.
25867 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25869 * config/i386/djgpp.c: New file. Add implementation of
25870 i386_djgpp_asm_named_section.
25872 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25874 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25875 Add rule for building djgpp.o.
25877 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25879 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25880 (rtx_is_swappable_p): Reductions are swappable.
25881 (insn_is_swappable_p): V2DF reductions are swappable.
25883 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25885 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25886 reloads for other unsupported memory operands.
25888 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25889 Jim Wilson <jim.wilson@linaro.org>
25892 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25893 copy_to_mode_reg instead of force_reg.
25895 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25898 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25899 TARGET_80387 is true.
25901 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25904 * lra-eliminations.c (move_plus_up): Only move plus up
25905 if subreg of the constant can be simplified into constant
25906 and use the simplified subreg of the constant instead of
25907 the original constant.
25909 * fold-const.c (fold_convertible_p): Don't return true
25910 for conversion of VECTOR_TYPE to same sized integral type.
25911 (fold_convert_loc): Fix up formatting. Fold conversion of
25912 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25913 instead of NOP_EXPR.
25915 PR tree-optimization/69214
25916 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25917 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25920 PR tree-optimization/69207
25921 * tree-vect-slp.c (vect_get_constant_vectors): For
25922 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25923 fold_convertible_p to vector_type's element type, and always
25924 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25926 2016-01-11 Richard Biener <rguenther@suse.de>
25928 PR tree-optimization/69173
25929 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25930 fixup the cycle if all stmts are in a pattern.
25932 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25934 PR middle-end/68999
25935 * alias.c (base_alias_check): Move check for addresses with
25936 alignment ANDs before the call for compare_base_decls.
25937 (memrefs_conflict_p): Return -1 for different decls
25938 that went through alignment adjustments.
25940 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25942 PR rtl-optimization/68796
25943 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25944 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25945 and QImode comparisons against zero with CC_NZmode.
25946 * config/aarch64/iterators.md (short_mask): New mode_attr.
25948 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25950 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25951 (<avx512>_store<mode>_mask): Likewise.
25953 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25954 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25956 PR rtl-optimization/68841
25957 * ifcvt.c (struct noce_if_info): Add orig_x field.
25958 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25959 Don't record conflicts on to_rename if it's present.
25960 Allow memory destinations in sets.
25961 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25962 blocks, passing orig_x to the checks.
25963 (noce_process_if_block): Set if_info->orig_x appropriately.
25965 2016-01-11 Tom de Vries <tom@codesourcery.com>
25967 PR tree-optimization/69069
25968 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25970 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25972 PR rtl-optimization/68920
25973 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25974 of conditional moves for RTL if-conversion to 1 for
25975 TARGET_ONE_IF_CONV_INSN.
25976 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25977 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25978 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25979 parameter to restirct number of conditional moves for
25981 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25982 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25985 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25988 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25989 onepart vars. Fix typo in comment. Fix reversed condition in
25991 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25994 * var-tracking.c (dump_onepart_variable_differences): New.
25995 (dataflow_set_different): If a detailed dump is requested,
25996 delay early returns and dump differences between onepart
25997 variables present before and after, and added variables.
25999 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26002 * expr.c (expand_expr_real_1): For boolean vector constants
26003 with a scalar mode use const_scalar_mask_from_tree.
26004 (const_scalar_mask_from_tree): New.
26005 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26006 assigned to a mask type to handle constants.
26008 2016-01-11 Martin Jambor <mjambor@suse.cz>
26011 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26012 useless parameters if we cannot change function signature.
26014 2016-01-11 Martin Jambor <mjambor@suse.cz>
26017 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26020 2016-01-11 Tom de Vries <tom@codesourcery.com>
26022 PR tree-optimization/69109
26023 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26026 2016-01-11 Tom de Vries <tom@codesourcery.com>
26028 PR tree-optimization/69108
26029 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26030 res is not used in a phi.
26032 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26035 * common.opt (frandom-seed): Fix parameter name.
26036 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26038 2016-01-11 Tom de Vries <tom@codesourcery.com>
26040 PR tree-optimization/69058
26041 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26044 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26046 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26047 (mcode-density): Likewise.
26049 2016-01-10 Tom de Vries <tom@codesourcery.com>
26051 PR tree-optimization/69062
26052 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26053 (parallelize_loops): Don't paralelize loop that has phi with address
26056 2016-01-10 Tom de Vries <tom@codesourcery.com>
26058 PR tree-optimization/69039
26059 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26062 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26064 PR middle-end/68743
26065 * match.pd: Require target has function_c99_misc before doing
26066 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26068 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26070 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26072 * configure: Regenerate.
26074 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26076 PR middle-end/50865
26077 PR tree-optimization/69097
26078 * fold-const.h (expr_not_equal_to): New prototype.
26079 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26080 (expr_not_equal_to): New function.
26081 * match.pd (X % -Y is the same as X % Y): Don't optimize
26082 unless X is known not to be equal to minimum or Y is known
26083 not to be equal to -1.
26084 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26085 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26086 (simplify_stmt_using_ranges): Adjust caller.
26087 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26088 substitute_and_fold.
26090 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26092 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26095 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26097 PR tree-optimization/69167
26098 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26099 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26101 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26103 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26104 Richard Biener <rguenther@suse.de>
26106 PR tree-optimization/68707
26107 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26108 instances that can be handled via vect_load_lanes.
26110 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26112 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26113 if we can't determine address equivalence.
26114 * alias.c (compare_base_decl): Update for changed return value of
26115 symtab_node::equal_address_to.
26117 2016-01-08 Jason Merrill <jason@redhat.com>
26121 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26122 * expr.c (store_field): Not here.
26123 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26124 call with TREE_ADDRESSABLE type.
26125 * tree-cfg.c (verify_gimple_call): Adjust.
26127 2016-01-08 Olivier Hainque <hainque@adacore.com>
26129 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26132 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26134 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26135 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26136 (reduc_smin_v2sf): Rename to...
26137 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26138 (reduc_splus_v2sf): Rename to...
26139 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26141 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26143 PR tree-optimization/69162
26144 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26145 valist argument in another argument.
26146 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26147 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26148 to determine the va_list type, build a MEM_REF instead of
26149 build_fold_indirect_ref.
26151 PR tree-optimization/69172
26152 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26155 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26157 PR tree-optimization/67781
26158 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26159 and cmpnop in two steps: first the ones not accessed in original
26160 gimple expression in a endian independent way and then the ones not
26161 accessed in the final result in an endian-specific way.
26163 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26165 PR tree-optimization/69083
26166 * tree-vect-slp.c (vect_get_constant_vectors): For
26167 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26168 element type. If op is fold_convertible_p to vector_type's element
26169 type, use NOP_EXPR instead of VCE.
26171 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26173 PR rtl-optimization/67778
26174 PR rtl-optimization/68634
26175 PR rtl-optimization/68909
26176 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26177 block from the stack until done with it. Remove a superfluous
26178 bitmap set. Remove a superfluous bitmap test.
26180 2016-01-07 Martin Sebor <msebor@redhat.com>
26183 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26184 constraint on the type of arguments.
26186 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26188 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26189 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26190 unaligned_access on the gcc_options set.
26191 * config/arm/arm.c (arm_option_override_internal): Use
26192 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26194 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26197 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26198 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26200 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26203 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26206 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26207 depending on frame_pointer_needed before remaining integer and SSE
26208 registers are saved.
26210 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26213 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26215 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26218 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26219 Use the "xBm" constraint.
26220 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26222 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26223 (sse_cvtsi2ssq<round_name>): Likewise.
26224 (sse_cvtss2si<round_name>): Likewise.
26225 (sse_cvtss2siq<round_name>): Likewise.
26226 (sse2_cvtsi2sdq<round_name>): Likewise.
26227 (sse2_cvtsd2si<round_name>): Likewise.
26228 (sse2_cvtsd2siq<round_name>): Likewise.
26229 * config/i386/subst.md (round_nimm_scalar_predicate): New
26232 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26234 PR middle-end/67639
26235 * varasm.c (make_decl_rtl): Mark invalid register vars as
26238 PR rtl-optimization/66206
26239 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26240 All callers changed.
26242 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26244 PR tree-optimization/69141
26245 * tree-ssa-pre.c: Include langhooks.h.
26246 (eliminate_dom_walker::before_dom_children): Use
26247 lang_hooks.decl_printable_name instead of
26248 cgraph_node::get ()->name ().
26250 PR middle-end/68960
26251 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26252 it and DECL_ALIGN too.
26254 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26256 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26258 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26261 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26262 depending on frame_pointer_needed before remaining integer and SSE
26263 registers are saved.
26265 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26267 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26268 mode iterator with VSX_M2.
26269 (*p9_vecstore_<mode>): Likewise.
26270 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26271 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26272 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26273 (define_split for VSX_LE128 stores): Likewise.
26274 (define_peephole2 for TImode LE swaps): Likewise.
26275 (define_split for VSX_LE128 post-reload stores): Likewise.
26277 2016-01-06 Marek Polacek <polacek@redhat.com>
26280 * convert.c (convert_to_integer_1): Adjust call to
26281 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26282 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26283 EXPR instead of ARG.
26284 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26286 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26289 * doc/extend.texi (RL78 Variable Attributes): New section.
26291 2016-01-05 Marek Polacek <polacek@redhat.com>
26294 * builtins.c (get_memmodel): Use expansion point location rather than
26295 the input location. Call warning_at rather than warning.
26296 (expand_builtin_atomic_compare_exchange): Likewise.
26297 (expand_builtin_atomic_load): Likewise.
26298 (expand_builtin_atomic_store): Likewise.
26299 (expand_builtin_atomic_clear): Likewise.
26301 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26304 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26305 Replace nonimmediate_operand with vector_operand.
26306 * config/i386/predicates.md (vector_operand): New predicate.
26307 (general_vector_operand): Replace nonimmediate_operand with
26309 * config/i386/sse.md: Replace nonimmediate_operand with
26310 vector_operand and m constraint with Bm constraint on SSE
26311 patterns with 16-byte memory operand.
26312 * config/i386/subst.md (round_nimm_predicate): Replace
26313 nonimmediate_operand with vector_operand.
26314 (round_saeonly_nimm_predicate): Likewise.
26315 (round_saeonly_nimm_scalar_predicate): New.
26317 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26320 * config/i386/constraints.md (Bm): New constraint.
26321 * config/i386/predicates.md (vector_memory_operand): New
26323 * config/i386/sse.md: Replace xm with xBm in plusminus and
26324 any_logic patterns.
26326 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26329 * doc/extend.texi (V850 Function Attributes): New section.
26330 (V850 Variable Attributes): New section.
26332 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26335 * doc/extend.texi (MicroBlaze Function Attributes): Document
26336 interrupt_handler and fast_interrupt attributes.
26338 2016-01-05 Sergei Trofimovich <siarheit@google.com>
26341 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
26342 for local symbolic operands.
26343 * config/ia64/predicates.md (local_symbolic_operand64): New
26346 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26348 PR rtl-optimization/68651
26349 * combine.c (combine_simplify_rtx): Canonicalize x + x into
26352 2016-01-05 Nathan Sidwell <nathan@acm.org>
26354 * alias.c (compare_base_decls): Use symtab_node::get.
26356 2016-01-05 Nick Clifton <nickc@redhat.com>
26359 * ira-costs.c (copy_cost): Initialise the t_icode field of the
26360 secondary_reload_info structure.
26363 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
26364 decls if weak support is available.
26366 2016-01-04 Martin Sebor <msebor@redhat.com>
26368 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
26370 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26372 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
26373 OPTION_MASK_P9_DFORM.
26375 * config/rs6000/constraints.md (wo constraint): New constraint for
26378 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
26380 (rs6000_init_hard_regno_mode_ok): Likewise.
26382 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
26385 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
26386 expanders not to have constraints. Add support for ISA 3.0 xxperm
26387 instruction. Add support for fusing xxlor with xxperm.
26388 (altivec_vperm_<mode>_internal): Likewise.
26389 (altivec_vperm_v8hiv16qi): Likewise.
26390 (altivec_vperm_<mode>v16q): Likewise.
26391 (altivec_vperm_<mode>_uns): Likewise.
26392 (vperm_v8hiv4si): Likewise.
26393 (vperm_v16qiv8hi): Likewise.
26395 * doc/md.texi (RS/6000 constraints): Document wo constraint.
26397 2016-01-04 Jakub Jelinek <jakub@redhat.com>
26399 Update copyright years.
26401 * gcc.c (process_command): Update copyright notice dates.
26402 * gcov-dump.c (print_version): Ditto.
26403 * gcov.c (print_version): Ditto.
26404 * gcov-tool.c (print_version): Ditto.
26405 * gengtype.c (create_file): Ditto.
26406 * doc/cpp.texi: Bump @copying's copyright year.
26407 * doc/cppinternals.texi: Ditto.
26408 * doc/gcc.texi: Ditto.
26409 * doc/gccint.texi: Ditto.
26410 * doc/gcov.texi: Ditto.
26411 * doc/install.texi: Ditto.
26412 * doc/invoke.texi: Ditto.
26414 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26416 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
26417 modes larger than TImode as TImode if NEON is not enabled.
26419 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26422 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
26423 mode for %f0-%f31 only if TARGET_FPU.
26425 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26428 * config/sparc/sparc.c (scan_record_type): Take into account subfields
26429 to compute the PACKED_P predicate.
26430 (function_arg_record_value): Minor tweaks.
26432 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26434 * doc/install.texi (--with-multilib-list): Describe the meaning of the
26435 option for arm*-*-* targets.
26437 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
26439 * doc/extend.texi (Common Function Attributes): Move docs for
26440 MSP430-specific attributes to....
26441 (MSP430 Function Attributes): ...here. Delete the redundant
26442 entries and copy-edit the remaining text.
26443 (MSP430 Variable Attributes): Use uniform format for index
26444 entries and add a cross-reference to the corresponding function
26447 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
26449 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
26451 (x86 Options): Likewise.
26453 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26457 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26458 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26459 to corresponding attribute.
26461 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26463 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26464 to correct alphabetization of table. Copy-edit and correct
26466 <stack_protect>: Likewise.
26467 <target_clones>: Likewise.
26469 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26470 Correct punctuation.
26471 (Code Gen Options) <-fno-plt>: Copy-edit.
26473 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26476 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26477 SI values. Explicitly convert SI to DI and vice-versa.
26479 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26481 PR tree-optimization/69070
26482 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26483 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26486 * ubsan.c (ubsan_instrument_float_cast): Call
26487 initialize_sanitizer_builtins.
26490 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26492 Copyright (C) 2016 Free Software Foundation, Inc.
26494 Copying and distribution of this file, with or without modification,
26495 are permitted in any medium without royalty provided the copyright
26496 notice and this notice are preserved.