1 2016-10-14 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/77979
4 * tree-vrp.c (compare_name_with_value): Handle released SSA names
5 in the equivalency sets.
6 (compare_names): Likewise.
8 2016-10-14 Martin Liska <mliska@suse.cz>
10 * builtins.h(target_char_cst_p): Declare the function.
11 * builtins.c (fold_builtin_memchr): Remove.
12 (target_char_cst_p): Move the function from gimple-fold.c.
13 (fold_builtin_3): Do not call the function.
14 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
15 (gimple_fold_builtin): Call the function.
16 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
18 2016-10-14 Martin Liska <mliska@suse.cz>
20 * builtins.c (fold_builtin_strcmp): Remove function.
21 (fold_builtin_strncmp): Likewise.
22 (fold_builtin_2): Remove call of the function.
23 (fold_builtin_3): Likewise.
24 * fold-const-call.c (fold_const_call): Add constant folding
25 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
26 * fold-const-call.h (build_cmp_result): Declare the function.
27 * gimple-fold.c (gimple_load_first_char): New function.
28 (gimple_fold_builtin_string_compare): Likewise.
29 (gimple_fold_builtin): Call the function.
31 2016-10-14 Nathan Sidwell <nathan@acm.org>
33 * gcov-io.c (gcov_open): Deconstify 'mode'.
35 2016-10-14 Martin Liska <mliska@suse.cz>
37 * fold-const.c (c_getstr): Support of properly \0-terminated
38 string constants. New argument is added.
39 * fold-const.h: New argument is added.
41 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
43 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
45 (aarch64_print_hint_for_core): Likewise.
46 (aarch64_print_hint_for_arch): Likewise.
47 (aarch64_validate_march): Use it. Fix indentation in type signature.
48 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
49 (aarch64_validate_mtune): Likewise.
50 (aarch64_handle_attr_arch): Likewise.
51 (aarch64_handle_attr_cpu): Likewise.
52 (aarch64_handle_attr_tune): Likewise.
54 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
56 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
59 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
61 * config/m68k/m68k.c (m68k_option_override): Check
62 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
63 instead of stack_limit_rtx.
65 2016-10-13 Jakub Jelinek <jakub@redhat.com>
67 * dwarf2out.c (gen_member_die): Handle inline static data member
70 2016-10-13 Nathan Sidwell <nathan@acm.org>
72 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
73 gcov_var.mode. Remove unnecessary fstat.
75 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
78 * function.c (thread_prologue_and_epilogue_insns): Call all
79 make_*logue_seq in the same order as traditional. Call them
80 all a second time if shrink_wrapped_separate.
82 2016-10-13 Marek Polacek <polacek@redhat.com>
84 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
85 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
88 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
90 PR tree-optimization/77937
91 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
92 to infinite when we have a pointer with an increment of -1.
94 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
96 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
98 * memmodel.h: This file.
99 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
100 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
101 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
102 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
103 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
104 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
105 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
106 compare-elim.c, config/aarch64/aarch64-builtins.c,
107 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
108 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
109 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
110 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
111 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
112 config/darwin.c, config/epiphany/epiphany.c,
113 config/epiphany/mode-switch-use.c,
114 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
115 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
116 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
117 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
118 config/m68k/m68k.c, config/mcore/mcore.c,
119 config/microblaze/microblaze.c, config/mmix/mmix.c,
120 config/mn10300/mn10300.c, config/moxie/moxie.c,
121 config/msp430/msp430.c, config/nds32/nds32-cost.c,
122 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
123 config/nds32/nds32-memory-manipulation.c,
124 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
125 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
126 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
127 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
128 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
129 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
130 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
131 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
132 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
133 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
134 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
135 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
136 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
137 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
138 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
139 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
140 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
141 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
142 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
143 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
144 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
145 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
146 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
147 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
148 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
149 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
150 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
151 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
152 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
153 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
154 var-tracking.c, varasm.c: Include memmodel.h.
155 * genattrtab.c (write_header): Include memmodel.h in generated file.
156 * genautomata.c (main): Likewise.
157 * gengtype.c (open_base_files): Likewise.
158 * genopinit.c (main): Likewise.
159 * genconditions.c (write_header): Include memmodel.h earlier in
161 * genemit.c (main): Likewise.
162 * genoutput.c (output_prologue): Likewise.
163 * genpeep.c (main): Likewise.
164 * genpreds.c (write_insn_preds_c): Likewise.
165 * genrecog.c (write_header): Likewise.
166 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
168 2016-10-13 David Malcolm <dmalcolm@redhat.com>
170 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
171 for new "compact" param of print_rtx_function. Check for "cinsn"
173 * print-rtl-function.c (flag_compact): New decl.
174 (print_rtx_function): Add param "compact" and use it to set
175 flag_compact, adding a description of the effect to the leading
176 comment, and updating the example output.
177 * print-rtl.c (flag_compact): New variable.
178 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
180 (print_rtx_operand_code_i): When printing source locations, wrap
181 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
182 (print_rtx_operand_code_r): Don't print regnos for hard regs and
183 virtuals in compact mode.
184 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
185 apart from in LABEL_REFs.
186 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
187 Don't print basic block ids in compact mode.
188 (print_rtx): In compact mode, prefix the code of insns with "c",
189 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
190 * print-rtl.h (print_rtx_function): Add "compact" param.
192 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
194 * arm.h (TARGET_VFP): Delete.
195 (TARGET_VFPD32): Remove references to TARGET_VFP.
196 (TARGET_VFP3, TARGET_VFP5): Likewise.
197 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
198 (TARGET_NEON_FP16): Likewise.
199 (TARGET_FMA): Likewise.
200 (TARGET_CRYPTO): Likewise.
201 (TARGET_NEON): Likewise.
202 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
203 (FUNCTION_ARG_REGNO_P): Likewise.
204 * arm.c (arm_option_check_internal): Likewise.
205 (arm_option_override): Likewise.
206 (use_return_insn): Likewise.
207 (arm_function_value_regno_p): Likewise.
208 (arm_apply_result_size): Likewise.
209 (use_vfp_abi): Likewise.
210 (arm_legitimate_address_outer_p): Likewise.
211 (thumb2_legitimate_address_p): Likewise.
212 (arm_legitimate_index_p): Likewise.
213 (thumb2_legitimate_index_p): Likewise.
214 (arm_legitimate_address): Likewise.
215 (arm_get_vfp_saved_size): Likewise.
216 (arm_emit_vfp_multi_reg_pop): Likewise.
217 (arm_get_frame_offsets): Likewise.
218 (arm_save_coproc_regs): Likewise.
219 (arm_hard_regno_mode_ok): Likewise.
220 (arm_expand_epilogue_apcs_frame): Likewise.
221 (arm_expand_epilogue): Likewise.
222 (arm_file_start): Likewise.
223 (arm_conditional_register_usage): Likewise.
224 (arm_validize_comparison): Use vfp_compare_operand directly.
225 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
226 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
228 (arm_atomic_assign_expand_fenv): Likewise.
229 * arm.md (divsf3): Likewise.
230 (arm_negsi2): Likewise.
232 (arm_movdi): Likewise.
233 (arm_movt): Likewise.
234 (cbranchsf4): Change predicate to vfp_compare_operand.
235 (cbranchdf4): Change predicate to vfp_compare_operand.
236 (cstorehf4): Change predicate to vfp_compare_operand.
237 (cstoresf4): Change predicate to vfp_compare_operand.
238 (cstoredf4): Change predicate to vfp_compare_operand.
239 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
240 (movhi_insn_arch4, movhi_bytes): Likewise.
241 * constraints.md (Dt): Likewise.
243 * iterators.md (SDF): Likewise.
244 * predicates.md (arm_float_compare_operand): Delete.
245 (const_double_vcvt_power_of_two_reciprocal): Remove references to
247 (const_double_vcvt_power_of_two): Likewise.
248 * thumb2.md thumb2_movsi_insn): Likewise.
249 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
250 (movhf_vfp): Likewise.
251 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
252 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
253 (movsf_vfp, thumb2_movsf_vfp): Likewise.
254 (movdf_vfp, thumb2_movdf_vfp): Likewise.
255 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
256 (subsf3_vfp, divsf3_vfp): Likewise.
257 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
258 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
259 (mulsf3negsfsubsf_vfp): Likewise.
260 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
261 (floatunssisf2, sqrtsf2_vfp): Likewise.
262 (movcc_vfp): Likewise.
263 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
264 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
265 (push_multi_vfp): Likewise.
266 (set_fpscr, get_fpscr): Likewise.
267 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
269 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
271 * arm.h (TARGET_VFP): Unconditionally define to 1.
272 (arm_fpu_desc): Remove 'model' field.
273 (TARGET_FPU_MODEL): Delete.
274 * arm.c (all_fpus): Don't initialize the model field.
275 (arm_can_inline_p): Don't check the FPU model.
276 * arm-fpus.def: Remove redundant model field from all FPU
279 2016-10-13 Richard Biener <rguenther@suse.de>
282 * genmatch.c (struct capture): Add value_match member.
283 (commutate): Preserve value_match.
284 (lower_opt_convert): Likewise.
285 (lower_cond): Likewise.
286 (replace_id): Likewise.
287 (struct dt_operand): Add value_match member.
288 (decision_tree::cmp_node): Compare it.
289 (decision_tree::insert_operand): Honor it when finding and
290 when appending a DT_MATCH.
291 (dt_operand::gen_match_op): Generate a type check after
292 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
293 (parser::get_internal_capture_id): New helper.
294 (parser::finish_match_operand): New function lowering @@<id>.
295 (parser::parse_capture): Parse @@<id> as value-match.
296 (parser::parse_expr): Use get_internal_capture_id.
297 (parser::parse_simplify): Call finish_match_operand.
298 (walk_captures): New helper.
299 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
301 ((X /[ex] A) * A -> X): Likewise.
302 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
303 convert[12] and value-matching.
304 ((A | B) & (A | C) -> A | (B & C)): Likewise.
305 ((X | Y) | Y -> X | Y): Likewise.
306 ((X ^ Y) ^ Y -> X): Likewise.
307 (A - (A & B) -> ~B & A): Likewise.
308 ((T)(P + A) - (T)P -> (T) A): Likewise.
309 ((T)P - (T)(P + A) -> -(T) A): Likewise.
310 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
311 * doc/match-and-simplify.texi: Amend capture section.
313 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
315 * config/arc/arc.md (umul_600): Remove predicated variant.
316 (umul64_600): Likewise.
318 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
320 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
322 2016-10-13 Bin Cheng <bin.cheng@arm.com>
324 * tree-vect-loop.c (loop_niters_no_overflow): New func.
325 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
326 no-overflow information to vect_do_peeling_for_loop_bound and
327 vect_gen_vector_loop_niters.
329 2016-10-13 Bin Cheng <bin.cheng@arm.com>
331 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
334 2016-10-13 Bin Cheng <bin.cheng@arm.com>
336 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
337 adjust_vec automatically.
338 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
339 param exit_bb to guard_to.
340 (slpeel_checking_verify_cfg_after_peeling):
341 (set_prologue_iterations):
342 (create_lcssa_for_virtual_phi): New func which is factored out from
343 slpeel_tree_peel_loop_to_edge.
344 (slpeel_tree_peel_loop_to_edge):
345 (iv_phi_p): New func.
346 (vect_can_advance_ivs_p): Call iv_phi_p.
347 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
348 new gimple stmts in basic block.
349 (vect_do_peeling_for_loop_bound):
350 (vect_do_peeling_for_alignment):
351 (vect_gen_niters_for_prolog_loop): Rename to...
352 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
353 adjust implementation.
354 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
355 sizetype if necessary.
356 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
357 it to external function.
358 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
359 (vect_gen_vector_loop_niters_mult_vf): New.
360 (slpeel_update_phi_nodes_for_loops): New.
361 (slpeel_update_phi_nodes_for_guard1): Reimplement.
362 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
363 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
364 * tree-vect-loop.c (vect_build_loop_niters): Move to file
365 tree-vect-loop-manip.c
366 (vect_generate_tmps_on_preheader): Delete.
367 (vect_transform_loop): Rename vectorization_factor to vf. Call
368 vect_do_peeling instead of vect_do_peeling-* functions.
369 * tree-vectorizer.h (vect_do_peeling): New decl.
370 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
371 (vect_do_peeling_for_loop_bound): Delete.
372 (vect_do_peeling_for_alignment): Delete.
374 2016-10-13 Bin Cheng <bin.cheng@arm.com>
376 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
377 duplicated loop after its preheader and after the original loop.
379 2016-10-13 Bin Cheng <bin.cheng@arm.com>
381 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
382 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
384 2016-10-13 Bin Cheng <bin.cheng@arm.com>
386 * tree-vect-loop.c (vectorizable_live_operation): Support handling
387 for live variable outside loop but not in lcssa form.
389 2016-10-13 Bin Cheng <bin.cheng@arm.com>
391 * cfg.c (reset_original_copy_tables): New func.
392 * cfg.h (reset_original_copy_tables): New decl.
394 2016-10-13 Jakub Jelinek <jakub@redhat.com>
397 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
399 * varasm.c (default_binds_local_p_3): Formatting fix.
401 2016-10-13 Bin Cheng <bin.cheng@arm.com>
403 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
405 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
408 2016-10-13 Martin Liska <mliska@suse.cz>
410 PR tree-optimization/77943
411 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
412 a different EH landing pads.
414 2016-10-13 Jakub Jelinek <jakub@redhat.com>
417 * hooks.h (hook_tree_void_null): Declare.
418 * hooks.c (hook_tree_void_null): New function.
419 * langhooks.c (lhd_return_null_tree_v): Remove.
420 * langhooks-def.h (lhd_return_null_tree_v): Remove.
421 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
423 * function.c (stack_protect_epilogue): Likewise.
424 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
425 if TARGET_THREAD_SSP_OFFSET is defined.
426 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
427 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
428 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
429 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
430 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
431 (ix86_stack_protect_guard): New function.
433 2016-10-13 Richard Biener <rguenther@suse.de>
435 * dwarf2out.c (tree_add_const_value_attribute): Do not try
436 rtl_for_decl_init during early phase.
437 (gen_variable_die): Do not create locations during early phase.
438 (gen_label_die): Likewise.
439 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
442 2016-10-12 Richard Biener <rguenther@suse.de>
444 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
445 try_add_new_range and made to eturn new range.
446 (evrp_dom_walker::before_dom_children): Push op1 value range before
447 pushing op0 value range.
449 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
451 PR tree-optimization/77937
452 * gimple-ssa-strength-reduction.c (analyze_increments): Use
453 POINTER_TYPE_P on the candidate type to determine whether
454 candidates in this chain require pointer arithmetic.
456 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
458 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
459 correction if the type is smaller than a word.
460 (visium_select_cc_mode): Add ... fall through ... comment.
462 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
464 * config/rs6000/rs6000.c (machine_function): Add new fields
465 gpr_is_wrapped_separately and lr_is_wrapped_separately.
466 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
467 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
468 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
469 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
470 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
471 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
472 (rs6000_get_separate_components): New function.
473 (rs6000_components_for_bb): New function.
474 (rs6000_disqualify_components): New function.
475 (rs6000_emit_prologue_components): New function.
476 (rs6000_emit_epilogue_components): New function.
477 (rs6000_set_handled_components): New function.
478 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
479 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
480 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
481 (rs6000_emit_epilogue): Don't emit GPR restores if
482 gpr_is_wrapped_separately for that register. Don't make a
483 REG_CFA_RESTORE note for registers we did not restore, either.
485 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
487 * function.c (thread_prologue_and_epilogue_insns): Call
488 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
489 if it has possibly changed. Compute the split_prologue_seq and
490 epilogue_seq later, too.
491 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
492 (dump_components): New function.
493 (struct sw): New struct.
495 (init_separate_shrink_wrap): New function.
496 (fini_separate_shrink_wrap): New function.
497 (place_prologue_for_one_component): New function.
498 (spread_components): New function.
499 (disqualify_problematic_components): New function.
500 (emit_common_heads_for_components): New function.
501 (emit_common_tails_for_components): New function.
502 (insert_prologue_epilogue_for_components): New function.
503 (try_shrink_wrapping_separate): New function.
504 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
506 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
508 * regrename.c (build_def_use): Invalidate chains that have a
509 REG_CFA_RESTORE on some instruction.
511 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
513 * dce.c (delete_unmarked_insns): Don't delete instructions with
514 a REG_CFA_RESTORE note.
516 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
518 * common.opt (-fshrink-wrap-separate): New flag.
519 * doc/invoke.texi: Document it.
520 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
521 * doc/tm.texi: Regenerate.
522 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
523 * target.def (shrink_wrap): New hook vector.
524 (get_separate_components, components_for_bb, disqualify_components,
525 emit_prologue_components, emit_epilogue_components,
526 set_handled_components): New hooks.
528 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
530 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
531 vector return by reference only if -Wpsabi.
532 (rs6000_pass_by_reference): Similarly, for argument passing.
534 2016-10-12 David Malcolm <dmalcolm@redhat.com>
536 * function-tests.c: Include "print-rtl.h".
537 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
538 function, and verify what is dumped.
539 * print-rtl-function.c (print_edge): New function.
540 (begin_any_block): New function.
541 (end_any_block): New function.
542 (can_have_basic_block_p): New function.
543 (print_rtx_function): Track the basic blocks of insns in the
544 chain, wrapping those that are within blocks within "(block)"
545 directives. Remove the "(cfg)" directive.
547 2016-10-12 David Malcolm <dmalcolm@redhat.com>
549 * selftest.c (selftest::read_file): New function.
550 (selftest::test_read_file): New function.
551 (selftest::selftest_c_tests): Call test_read_file.
552 * selftest.h (selftest::read_file): New decl.
554 2016-10-12 Richard Biener <rguenther@suse.de>
557 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
560 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
562 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
564 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
565 dwarf2out_assembly_start.
567 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
569 * Makefile.in (SELFTEST_FLAGS): New variable.
570 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
572 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
575 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
577 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
580 2016-10-12 Martin Liska <mliska@suse.cz>
582 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
583 (gimple_fold_builtin_memory_op): Use the function.
584 (gimple_fold_builtin_strchr): Likewise.
585 (gimple_fold_builtin_strcat): Likewise.
586 (gimple_build): Likewise.
588 2016-10-12 Nathan Sidwell <nathan@acm.org>
590 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
592 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
594 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
595 equivalent 32-bit constant (modulo 2**32) when that yields
596 smaller instructions.
597 (size_of_int_loc_descriptor): Update accordingly.
599 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
601 * dwarf2out.c (dwarf2out_early_global_decl): For nested
602 functions, call dwarf2out_decl on the parent function first.
604 2016-10-12 Richard Biener <rguenther@suse.de>
606 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
609 2016-10-12 Richard Biener <rguenther@suse.de>
611 * tree-ssa-propagate.c
612 (substitute_and_fold_dom_walker::before_dom_children): Do not
613 ignore ASSERT_EXPRs but only preserve them.
614 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
615 that have been propagated into.
616 (vrp_finalize): Enable DCE for substitute_and_fold.
618 2016-10-12 Richard Biener <rguenther@suse.de>
620 PR tree-optimization/77920
621 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
622 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
623 (simplify_abs_using_ranges): Likewise.
624 (simplify_conversion_using_ranges): Likewise.
625 (simplify_stmt_using_ranges): Adjust.
627 2016-10-12 Jakub Jelinek <jakub@redhat.com>
629 PR tree-optimization/77929
630 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
631 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
633 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
636 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
637 needs a base register for arg 1.
639 2016-10-12 Jakub Jelinek <jakub@redhat.com>
641 * common.opt (Wimplicit-fallthrough) Turn into alias to
642 -Wimplicit-fallthrough=3. Remove EnabledBy.
643 (Wimplicit-fallthrough=): New option.
644 * gimplify.c (warn_implicit_fallthrough_r): Use
645 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
646 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
647 to -Wimplicit-fallthrough=3.
648 (-Wimplicit-fallthrough=): Document.
650 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
652 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
653 and GEU in DImode if TARGET_SUBXC.
654 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
655 (seqdi<W:mode>_zero_subxc): Delete.
656 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
657 (neg_seqdi<W:mode>_zero_vis3): Delete.
658 (plus_seqdi<W:mode>_zero): Likewise.
659 (minus_seqdi<W:mode>_zero): Likewise.
660 (plus_plus_sltu<W:mode>): Accept only register.
661 (addx<W:mode>): Likewise.
662 (plus_sltu<W:mode>_vis3): Likewise.
663 (plus_plus_sltu<W:mode>_vis3): Likewise.
664 (neg_sgeu<W:mode>_vis3): Delete.
665 (minus_sgeu<W:mode>_vis3): Likewise.
666 (addxc<W:mode>): Accept only registers.
667 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
668 (minus_neg_sltu<W:mode>_subxc): Accept only register.
669 (neg_plus_sltu<W:mode>_subxc): Likewise.
670 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
671 (minus_minus_sltu<W:mode>_subxc): Accept only register.
672 (sgeu<W:mode>_insn_subxc): Delete.
673 (plus_sgeu<W:mode>_subxc): Likewise.
674 (subxc<W:mode>): Accept only register.
675 (scc splitter): Split always GEU again.
677 2016-10-11 Jeff Law <law@redhat.com>
679 PR tree-optimization/77424
680 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
681 dead conditionals. Assert that all e->aux fields are NULL.
683 2016-10-11 David Malcolm <dmalcolm@redhat.com>
685 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
686 operand-printing "switch" statement into...
687 (print_rtx_operand_code_0): ...this new function, ...
688 (print_rtx_operand_code_e): ...this new function, ...
689 (print_rtx_operand_codes_E_and_V): ...this new function, ...
690 (print_rtx_operand_code_i): ...this new function, ...
691 (print_rtx_operand_code_r): ...this new function, ...
692 (print_rtx_operand_code_u): ...this new function, ...
693 (print_rtx_operand): ...and this new function.
695 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
697 * config/alpha/alpha-passes.def: New file.
698 * config/alpha/t-alpha: New file.
699 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
700 (make_pass_handle_trap_shadows): New prototype.
701 (make_pass_align_insns): Ditto.
702 * config/alpha/alpha.c (alpha_option_override): Don't register
704 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
706 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
709 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
710 distinct __ibm128 IBM extended double type if long doubles are
711 128-bits and the default format for long double is IEEE 128-bit.
713 2016-10-11 Richard Biener <rguenther@suse.de>
715 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
716 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
717 (verify_die): New function.
718 (dwarf2out_finish): Call it.
719 (output_line_info): Handle case of -gsplit-dwarf without
720 DWARF2_ASM_LINE_DEBUG_INFO.
722 2016-10-11 Richard Biener <rguenther@suse.de>
725 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
726 sub-chains of BLOCK_VARS and gimple_bind_vars.
728 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
730 * config/i386/znver1.md : Fix imov/imovx load type reservations.
732 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
734 * config/sparc/sparc.opt (msubxc): New option.
735 * doc/invoke.texi (SPARC options): Document it and tidy up.
736 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
737 * doc/tm.texi: Regenerate.
738 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
740 (CCX_NOOV): Rename into...
744 * config/sparc/predicates.m (fcc_register_operand): Simplify.
745 (fcc0_register_operand): Likewise.
746 (icc_register_operand): New.
747 (icc_or_fcc_register_operand): Simplify.
748 (nz_comparison_operator): New.
749 (c_comparison_operator): Likewise.
750 (noov_compare_operator): Rename into...
751 (icc_comparison_operator): ...this. Use above predicates.
752 (noov_compare64_operator): Rename into...
753 (v9_comparison_operator): ...this and tidy up.
754 (fcc_comparison_operator): New.
755 (icc_or_fcc_comparison_operator): Likewise.
756 (v9_register_compare_operator): Rename info...
757 (v9_register_comparison_operator): ...this.
758 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
759 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
761 (sparc_fixed_condition_code_regs): New function.
762 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
763 renaming and add support for CCC/CCXC.
764 (output_cbranch): Likewise.
765 (sparc_print_operand): Likewise.
766 (gen_v9_scc): Remove obsolete assertion.
767 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
768 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
769 (output_cbcond): Remove bogus handling of CC modes.
770 (sparc_register_move_cost): Return 100 for NO_REGS.
771 * config/sparc/sparc.md (W): New mode iterator.
772 (length): Adjust for noov_compare64_operator renaming.
773 (cmpsi_sne): New instruction.
774 (cmpdi_sne): Likewise.
775 (seqdi_special): Delete.
776 (seqdi_special): Likewise.
777 (snesi<P:mode>_special): Likewise.
778 (snedi_special): Likewise.
779 (snedi_special_vis3): Likewise.
780 (snesi patterns): Use W iterator.
781 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
782 (sltu patterns): Likewise.
783 (sgeu patterns): Likewise.
784 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
785 (normal_branch): Use icc_comparison_operator predicate.
786 (inverted_branch): Likewise.
787 (cbcond_sp32): Use comparison_operator predicate.
788 (cbcond_sp64): Likewise.
789 (normal_int_branch_sp64): Adjust for renaming
790 (inverted_int_branch_sp64): Likewise.
791 (mov<I:mode>_cc_reg_sp64): Likewise.
792 (movsf_cc_reg_sp6): Likewise.
793 (movdf_cc_reg_sp64): Likewise.
794 (movtf_cc_reg_hq_sp64): Likewise.
795 (movtf_cc_reg_sp64): Likewise.
796 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
797 (movsf_cc_v9): Likewise.
798 (movdf_cc_v9): Likewise.
799 (movtf_cc_hq_v9): Likewise.
800 (movtf_cc_v9): Likewise.
801 (adddi3): Call gen_adddi3_sp32.
802 (adddi3_insn_sp32): Rename to...
803 (adddi3_sp32): ...this. Accept only register_operand as operand #1
804 and use CCCmode for the carry.
805 (addx_extend_sp32): Use CCCmode for the carry.
806 (addx_extend_sp64): Delete.
807 (adddi3_extend_sp32): Use CCCmode for the carry.
808 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
809 (subdi3): Call gen_subdi3_sp32.
810 (subdi3_insn_sp32): Rename to...
811 (subdi3_sp32): ...this and use CCmode for the carry.
812 (subx_extend_sp32): Use CCCmode for the carry.
813 (subx_extend_sp64): Delete.
814 (subdi3_extend_sp32): Use CCmode for the carry.
815 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
816 (negdi3): Call gen_negdi3_sp32.
817 (negdi3_sp32): Use CCCmode for the carry.
818 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
819 (cmp_nz_ashift_1): Use CCNZ mode.
820 (cmp_nz_set_ashift_1): Likewise.
821 (ctrapsi4): Use comparison_operator predicate.
822 (ctrapdi4): Likewise.
823 (trapsi_insn): Use icc_comparison_operator predicate.
824 (trapdi_insn): Likewise.
825 (edge8 patterns): Use CCNZmode.
826 (edge16 patterns): Likewise.
827 (edge32 patterns): Likewise.
829 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
831 * config/visium/visium-modes.def (CC_NOOV): Rename into...
833 (CC_BTST): Rename into...
835 * config/visium/predicates.md (real_add_operand): New.
836 (visium_btst_operator): Rename into...
837 (visium_equality_comparison_operator): ...this.
838 (visium_noov_operator): Rename into...
839 (visium_nz_comparison_operator): ...this.
840 (visium_c_comparison_operator): New.
841 (visium_branch_operator): Adjust and deal with all CC modes.
842 * config/visium/visium.c (visium_adjust_cost): Adjust.
843 (visium_split_double_add): Use the *_set_carry patterns.
844 (visium_select_cc_mode): Add support for CCC mode and adjust.
845 (output_cbranch): Adjust and use the carry-based operators for
846 floating-point comparisons.
847 * config/visium/visium.md (flags_subst_arith): Adjust.
848 (addsi3_insn_set_carry): New instruction.
849 (subsi3_insn_set_carry): Likewise.
850 (negsi2_insn_set_carry): Likewise.
852 (cmp<mode>_sne): Likewise.
853 (cbranch<mode>4): Use ordered_comparison_operator.
854 (cbranch<mode>4_insn): Likewise.
855 (cbranchsi4_btst_insn): Adjust.
857 2016-10-11 Tom de Vries <tom@codesourcery.com>
860 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
863 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
865 * tree.h (build_complex_type): Add second parameter with default.
866 * tree.c (build_complex_type): Add NAMED second parameter and adjust
867 recursive call. Create a TYPE_DECL only if NAMED is true.
868 (build_common_tree_nodes): Pass true in calls to build_complex_type.
870 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
872 New avr-passes.def to register AVR specific passes.
874 * config/avr/avr-passes.def: New file.
875 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
876 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
877 (make_avr_pass_recompute_note): New proto.
878 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
879 (avr_pass_recompute_notes): Use anonymous namespace.
880 (avr_register_passes): Remove function...
881 (avr_option_override): ...and its call.
883 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
885 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
886 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
887 PTF_AVOID_BRANCHLIKELY_SPEED for others.
888 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
890 * config/mips/mips.c (mips_option_override): Enable the branch
891 likely depending on the tune flags and optimization level.
892 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
893 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
894 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
895 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
897 2016-10-11 Richard Biener <rguenther@suse.de>
899 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
900 (output_function): Properly stream the whole block tree.
901 * lto-streamer-in.c (input_function): Likewise.
903 2016-10-11 Marek Polacek <polacek@redhat.com>
905 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
907 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
909 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
910 (evrp_dom_walker::before_dom_children): Infer and push new value
911 ranges for x in y < x.
913 2016-10-10 Joseph Myers <joseph@codesourcery.com>
916 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
917 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
918 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
919 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
920 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
921 (IA64_NO_LIBGCC_TFMODE): Likewise.
923 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
925 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
928 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
930 * config.gcc: Add aarch64-*-freebsd* support.
931 * config.host: Likewise.
932 * config/aarch64/aarch64-freebsd.h: New file.
933 * config/aarch64/t-aarch64-freebsd: Ditto.
935 2016-10-10 Jeff Law <law@redhat.com>
937 PR tree-optimization/71947
938 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
939 B with A within a single statement.
941 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
943 PR tree-optimization/77824
944 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
945 zero cost for copies.
946 (find_candidates_dom_walker::before_dom_children): Replace
947 MODIFY_EXPR with SSA_NAME.
948 (replace_mult_candidate): Likewise.
949 (replace_profitable_candidates): Likewise.
951 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
953 * config/s390/s390.h: Wrap more macros args in brackets and fix
955 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
957 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
959 2016-10-10 Andreas Schwab <schwab@suse.de>
962 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
963 pseudo is not DImode.
965 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
967 * common/config/arc/arc-common.c (arc_option_optimization_table):
968 Remove compact casesi option.
969 * config/arc/arc.c (arc_override_options): Use compact casesi
970 option only for pre-ARCv2 cores.
971 * doc/invoke.texi (mcompact-casesi): Update text.
973 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
975 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
976 Add macro to say we can efficiently handle overlapping unaligned
978 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
979 poor code for processors older than p8.
981 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
983 * gen-pass-instances.awk: Remove GNUism.
985 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
987 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
988 NULL of (*ipcp_transformations)][node->uid].
990 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
992 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
993 (MALLOC_ABI_ALIGNMENT): Define.
995 2016-10-09 Jakub Jelinek <jakub@redhat.com>
997 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
998 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
999 VAR_OR_FUNCTION_DECL_P macros.
1000 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1001 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1002 chkp_find_bounds_1): Likewise.
1003 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1004 * hsa-gen.c (get_symbol_for_decl): Likewise.
1005 * cgraphunit.c (check_global_declaration, analyze_functions,
1006 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1008 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1009 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1011 * tree.c (set_decl_section_name, copy_node_stat,
1012 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1013 merge_dllimport_decl_attributes, handle_dll_attribute,
1014 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1015 verify_type): Likewise.
1016 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1017 find_explicit_erroneous_behavior): Likewise.
1018 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1019 * ipa.c (process_references): Likewise.
1020 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1021 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1022 notice_global_symbol, assemble_variable, mark_decl_referenced,
1023 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1024 make_decl_one_only, default_section_type_flags,
1025 categorize_decl_for_section, default_encode_section_info): Likewise.
1026 * trans-mem.c (requires_barrier): Likewise.
1027 * gimple-expr.c (mark_addressable): Likewise.
1028 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1029 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1030 expand_debug_expr): Likewise.
1031 * tree-dump.c (dequeue_and_dump): Likewise.
1032 * ubsan.c (instrument_bool_enum_load): Likewise.
1033 * tree-pretty-print.c (print_declaration): Likewise.
1034 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1035 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1036 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1037 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1038 pass_build_ssa::execute): Likewise.
1039 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1040 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1042 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1044 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1045 can_be_nonlocal, remap_decls, copy_debug_stmt,
1046 initialize_inlined_parameters, add_local_variables,
1047 reset_debug_binding, replace_locals_op): Likewise.
1048 * dse.c (can_escape): Likewise.
1049 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1051 * tree-diagnostic.c (default_tree_printer): Likewise.
1052 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1053 unpack_ts_decl_with_vis_value_fields,
1054 lto_input_ts_decl_common_tree_pointers): Likewise.
1055 * builtins.c (builtin_save_expr, fold_builtin_expect,
1056 readonly_data_expr): Likewise.
1057 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1058 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1060 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1061 * gimplify.c (force_constant_size, gimplify_bind_expr,
1062 gimplify_decl_expr, gimplify_var_or_parm_decl,
1063 gimplify_compound_lval, gimplify_init_constructor,
1064 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1065 gimplify_type_sizes): Likewise.
1066 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1067 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1068 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1069 remove_unused_locals): Likewise.
1070 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1071 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1072 * function.c (instantiate_expr, instantiate_decls_1,
1073 setjmp_vars_warning, add_local_decl): Likewise.
1074 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1076 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1077 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1078 optimize_va_list_gpr_fpr_size): Likewise.
1079 * tree-nrv.c (pass_nrv::execute): Likewise.
1080 * tsan.c (instrument_expr): Likewise.
1081 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1082 * vtable-verify.c (verify_bb_vtables): Likewise.
1083 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1084 get_ref_base_and_extent): Likewise.
1085 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1087 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1088 analyze_all_variable_accesses): Likewise.
1089 * tree-nested.c (get_nonlocal_debug_decl,
1090 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1091 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1092 get_local_debug_decl, convert_local_omp_clauses,
1093 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1095 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1096 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1097 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1098 dbxout_symbol, dbxout_common_check): Likewise.
1099 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1100 string_constant): Likewise.
1101 * hsa.c (hsa_get_declaration_name): Likewise.
1102 * passes.c (rest_of_decl_compilation): Likewise.
1103 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1104 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1105 pack_ts_decl_with_vis_value_fields,
1106 write_ts_decl_common_tree_pointers): Likewise.
1107 * stor-layout.c (place_field): Likewise.
1108 * symtab.c (symtab_node::maybe_create_reference,
1109 symtab_node::verify_base, symtab_node::make_decl_local,
1110 symtab_node::copy_visibility_from,
1111 symtab_node::can_increase_alignment_p): Likewise.
1112 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1113 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1114 fortran_common, add_location_or_const_value_attribute,
1115 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1116 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1117 optimize_one_addr_into_implicit_ptr,
1118 optimize_location_into_implicit_ptr): Likewise.
1119 * gimple-low.c (record_vars_into): Likewise.
1120 * ipa-visibility.c (update_vtable_references): Likewise.
1121 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1123 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1124 DFS::DFS_write_tree_body, write_symbol): Likewise.
1125 * langhooks.c (lhd_warn_unused_global_decl,
1126 lhd_set_decl_assembler_name): Likewise.
1127 * attribs.c (decl_attributes): Likewise.
1128 * except.c (output_ttype): Likewise.
1129 * varpool.c (varpool_node::get_create, ctor_for_folding,
1130 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1131 * fold-const.c (fold_unary_loc): Likewise.
1132 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1133 ipa_find_agg_cst_from_init): Likewise.
1134 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1135 expand_omp_target, lower_omp_regimplify_p,
1136 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1137 find_link_var_op): Likewise.
1138 * tree-chrec.c (chrec_contains_symbols): Likewise.
1139 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1140 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1141 execute_fixup_cfg): Likewise.
1143 PR tree-optimization/77901
1144 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1145 if ranges[i].exp is SSA_NAME when looking for >= and only when
1146 ranges[i].exp is NULL or SSA_NAME when looking for the other
1149 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1151 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1152 (ipcp_param_lattices): Remove field alignment.
1153 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1154 (set_all_contains_variable): Remove call to
1155 ipcp_alignment_lattice::set_to_bottom.
1156 (initialize_node_lattices): Likewise.
1157 (propagate_alignment_accross_jump_function): Remove.
1158 (propagate_constants_accross_call): Remove call to
1159 propagate_alignment_accross_jump_function.
1160 (ipcp_store_alignment_results): Remove.
1161 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1162 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1163 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1164 pretty-printing of alignment jump function.
1165 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1166 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1167 alignments and remove computing ipa_alignment jump function.
1168 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1169 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1170 (ipa_read_jump_function): Remove reading of ipa_alignment.
1171 (write_ipcp_transformation_info): Remove streaming for alignment
1172 propagation summary.
1173 (read_ipcp_transformation_info): Remove reading of alignment
1174 propagation summary.
1175 (ipcp_update_alignments): Remove.
1176 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1178 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1179 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1180 * ipa-prop.h (ipa_alignment): Remove.
1181 (ipa_jump_func): Remove field alignment.
1182 (ipcp_transformation_summary): Remove field alignments.
1183 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1184 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1185 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1187 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1189 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1191 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1193 (visium_expand_fp_cstore): Likewise.
1195 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1197 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1198 * diagnostic.c (warning_at_rich_loc_n): New function.
1199 (diagnostic_n_impl_richloc): Likewise.
1200 (diagnostic_n_impl): Move most of the function to
1201 diagnostic_n_impl_richloc and call it.
1203 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1205 * gen-pass-instances.awk: Rewritten.
1206 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1207 $(PASSES_EXTRA) after passes.def to the script.
1208 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1209 * config/i386/i386-passes.def: New file.
1210 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1211 make_pass_stv): Declare.
1212 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1214 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1216 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1217 (pass_stv::timode_p): New non-static data member.
1218 (ix86_option_override): Don't register passes here.
1220 * doc/invoke.texi: Document accepting Else, fallthrough.
1222 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1225 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1226 FALLTHRU comment styles.
1228 2016-10-07 Andrew Pinski <apinski@cavium.com>
1230 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1231 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1232 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1234 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1236 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1238 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1239 (AARCH64_ARCH): Likewise.
1240 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1242 (AARCH64_CORE): Likewise.
1243 (AARCH64_ARCH): Likewise.
1244 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1245 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1246 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1247 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1248 (AARCH64_ARCH): Likewise.
1249 (AARCH64_CORE): Likewise.
1250 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1251 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1252 (AARCH64_CORE): Likewise.
1253 (AARCH64_ARCH): Likewise.
1255 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1257 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1258 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1259 floating point type infrastructre, and -mfloat128 that enables the
1260 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1261 if -mfloat128-type. Define __ibm128 to be long double by default.
1262 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1263 the IEEE 128-bit floating point type infrastructure should
1264 automatically be enabled.
1265 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1266 instead of -mfloat128 to enable KFmode.
1267 (rs6000_option_override_internal): Split the option -mfloat128
1268 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1269 systems, automatically set -mfloat128-type, but don't enable it on
1270 other operating systems. Move setting the long double size and
1271 IEEE quad support before the IEEE 128-bit floating point changes.
1272 (rs6000_init_builtins): Do not create a unique type for __ibm128
1273 if long double is IBM extended double, instead rely on __ibm128
1274 being defined as 'long double'. If -mfloat128-type and not
1275 -mfloat128, create the KFmode type with an undocumented __ieee128
1277 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1278 -mfloat128 for tests about the types, but keep tests for
1279 -mfloat128 to enable the keyword support.
1280 (rs6000_complex_function_value): Likewise.
1281 (rs6000_scalar_mode_supported_p): Likewise.
1282 (rs6000_floatn_mode): Likewise.
1283 (rs6000_c_mode_for_suffix): Likewise.
1284 (rs6000_opt_masks): Add -mfloat128-type.
1285 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1286 -mfloat128-type being split from -mfloat128. Add
1287 -mfloat128-hardware, which was missing.
1288 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1289 -mfloat128 and -mfloat128-type:
1290 (-mfloat128-type): Likewise.
1291 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1292 that 64-bit Linux systems with enable -mfloat128-type by default
1294 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1295 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1296 -mfloat128-type instead of -mfloat128.
1297 (FLOAT128_2REG_P): Likewise.
1298 (MASK_FLOAT128_TYPE): Likewise.
1299 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1300 (RS6000_BTM_FLOAT128): Likewise.
1301 (TARGET_FLOAT128): Poison old identifiers.
1302 (OPTION_MASK_FLOAT128): Likewise.
1303 (MASK_FLOAT128): Likewise.
1304 * config/rs6000/rs6000.md (FP): Likewise.
1305 (FLOAT128): Likewise.
1306 (fix_trunc<mode>di2): Likewise.
1307 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1308 (floatdi<mode>2): Likewise.
1309 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
1310 (neg<mode>2, FLOAT128 iterator): Likewise.
1311 (abs<mode>2, FLOAT128 iterator): Likewise.
1312 (ieee_128bit_negative_zero): Likewise.
1313 (ieee_128bit_vsx_neg<mode>2): Likewise.
1314 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
1315 (ieee_128bit_vsx_abs<mode>2): Likewise.
1316 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1317 (ieee_128bit_vsx_nabs<mode>2): Likewise.
1318 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1319 (extendiftf2): Likewise.
1320 (extendifkf2): Likewise.
1321 (extendtfkf2): Likewise.
1322 (trunciftf2): Likewise.
1323 (truncifkf2): Likewise.
1324 (trunckftf2): Likewise.
1325 (trunctfif2): Likewise.
1326 (extendkftf2): Likewise.
1327 (trunctfkf2): Likewise.
1329 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1331 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
1332 before merging in bytes to pass down to real_from_target.
1334 2016-10-07 Richard Biener <rguenther@suse.de>
1336 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
1338 (substitute_and_fold_dom_walker::before_dom_children):
1339 Substitute and fold before pass specific folding to avoid
1340 feeding that with SSA names that will be later released.
1341 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
1342 introduced by folding and visited by evaluate_stmt called during
1344 (likely_value): Likewise.
1345 (evaluate_stmt): Likewise.
1346 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
1347 (simplify_div_or_mod_using_ranges): Likewise.
1348 (simplify_min_or_max_using_ranges): Likewise.
1349 (simplify_abs_using_ranges): Likewise.
1350 (simplify_conversion_using_ranges): Likewise.
1351 (simplify_float_conversion_using_ranges): Likewise.
1352 (simplify_stmt_using_ranges): Likewise.
1354 2016-10-07 Marek Polacek <polacek@redhat.com>
1356 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
1357 FALLTHROUGH_LABEL_P here...
1358 (warn_implicit_fallthrough_r): ...not here.
1360 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
1362 PR tree-optimization/77880
1363 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
1366 2016-10-07 Marek Polacek <polacek@redhat.com>
1369 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
1371 2016-10-07 Richard Biener <rguenther@suse.de>
1373 * bitmap.h: Document constraints on bitmap modification while
1376 2016-10-07 Richard Biener <rguenther@suse.de>
1378 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
1379 * bitmap.h (bmp_iter_set): When advancing to the next element
1380 check that we didn't remove the current one.
1381 (bmp_iter_and): Likewise.
1382 (bmp_iter_and_compl): Likewise.
1383 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
1384 we currently iterate on but keep a one-level queue.
1385 * sched-deps.c (remove_from_deps): Do not clear current bit
1386 but keep a one-level queue.
1388 2016-10-07 Jakub Jelinek <jakub@redhat.com>
1390 PR tree-optimization/77664
1391 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
1392 for the other ranges.
1393 (optimize_range_tests_diff): Fix up formatting.
1394 (optimize_range_tests_var_bound): New function.
1395 (optimize_range_tests): Use it.
1397 2016-10-07 Martin Liska <mliska@suse.cz>
1399 * coverage.c (build_gcov_exit_decl): Fix priority what
1400 should be really 99.
1402 2016-10-07 Richard Biener <rguenther@suse.de>
1404 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
1405 vars in gimple_bind_vars but not in BLOCK_VARS.
1407 2016-10-07 Richard Biener <rguenther@suse.de>
1409 PR tree-optimization/77879
1410 * tree-ssa-structalias.c (handle_const_call): Properly handle
1412 (handle_pure_call): Likewise.
1414 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1416 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
1417 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
1420 2016-10-06 Andrew Pinski <apinski@cavium.com>
1422 * config/aarch64/aarch64-cores.def: Add a comment before each
1425 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1427 PR tree-optimization/77862
1428 * tree-vrp.c (add_equivalence): Use get_value_range so that
1429 num_vr_values is checked before accessing vr_values.
1431 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1433 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1436 2016-10-05 Jeff Law <law@redhat.com>
1438 PR tree-optimization/71661
1439 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1440 removal of a forwarder exposes a new natural loop.
1442 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1444 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1445 Introduce ssesuffix variable.
1446 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1447 (*<code><mode>3): Ditto.
1449 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1451 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1454 2016-10-06 Richard Biener <rguenther@suse.de>
1456 PR tree-optimization/77855
1457 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1458 instead of removing the current item while iterating over the set
1461 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1462 Eric Botcazou <ebotcazou@adacore.com>
1465 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1466 (classify_registers): Don't set it
1467 (function_arg_slotno): Don't initialize and test it. Tidy up.
1469 2016-10-06 Richard Biener <rguenther@suse.de>
1471 PR tree-optimization/77839
1472 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1475 2016-10-06 Martin Liska <mliska@suse.cz>
1477 * gcc.c: Set -fprofile-update=atomic when profiling is
1478 enabled and -pthread is set. Warn when one combines
1479 -pthread and -fprofile-update=single for an app using
1482 2016-10-06 Martin Liska <mliska@suse.cz>
1485 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1486 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1487 Initialize a pointer to NULL.
1488 (slsr_process_copy): Likewise.
1489 * input.c (location_get_source_line): Likewise.
1490 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1492 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1494 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1495 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1496 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1497 * config.gcc: Deleted pcommitintrin.h
1498 * config/i386/pcommitintrin.h: Deleted file.
1499 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1500 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1502 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1504 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1505 (PTA_PCOMMIT): Deleted define.
1506 (ix86_option_override_internal): Deleted handle of option.
1507 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1508 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1509 __builtin_ia32_pcommit): Deleted.
1510 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1511 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1512 (pcommit): Deleted instruction.
1513 * config/i386/i386.opt: Mention -mpcommit deprecation.
1514 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1516 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1519 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1520 Remove wrong assert.
1521 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1522 Use <round_constraint> as operand 1 constraint.
1524 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1527 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1528 (ubsan_instrument_float_cast): And not here.
1531 * ubsan.c (ubsan_ids): New GTY(()) array.
1532 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1533 instead of static local counters.
1535 2016-10-05 Martin Sebor <msebor@redhat.com>
1538 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1539 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1540 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1541 (default_printf_pointer_format): Define function.
1542 * targhooks.c (linux_printf_pointer_format): Define new function.
1543 * targhooks.h (linux_printf_pointer_format): Declare.
1544 (gnu_libc_printf_pointer_format): Remove declaration.
1546 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1548 * fold-const.c (native_encode_real): Fix logic for selecting offset
1549 to write to when BYTES_BIG_ENDIAN.
1551 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1553 * builtins.c (fold_builtin_strchr): Remove function.
1554 (fold_builtin_strrchr): Likewise.
1555 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1556 * gimple-fold.c (target_char_cst_p): New function.
1557 (gimple_fold_builtin_strchr) Add more foldings.
1558 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1560 2016-10-05 Richard Biener <rguenther@suse.de>
1563 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1564 capture ids in c-exprs.
1566 2016-10-05 Richard Biener <rguenther@suse.de>
1569 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1570 with types_match for GIMPLE code gen to handle type mismatched
1572 (dt_operand::gen): Adjust.
1573 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1576 2016-10-05 Richard Biener <rguenther@suse.de>
1578 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1580 2016-10-05 Richard Biener <rguenther@suse.de>
1583 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1585 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1587 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1588 version check to protect only DW_TAG_imported_module generation.
1590 2016-10-05 Richard Biener <rguenther@suse.de>
1593 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1595 2016-10-04 Ian Lance Taylor <iant@golang.org>
1597 * explow.c (allocate_dynamic_stack_space): Call
1598 do_pending_stack_adjust before handling flag_split_stack.
1600 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1602 * genattrtab.c (make_internal_attr): Supply dummy column number to
1605 * genoutput.c (init_insn_for_nothing): Likewise.
1606 * gensupport.c (add_define_attr): Likewise.
1607 * read-md.c (message_at_1): Print column number.
1608 (fatal_with_file_and_line): Likewise.
1609 (rtx_reader::read_char): Track column numbers.
1610 (rtx_reader::unread_char): Likewise.
1611 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1612 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1613 (rtx_reader::handle_file): Initialize m_read_md_colno.
1614 (rtx_reader::get_current_location): Supply column number to
1616 * read-md.h (struct file_location): Add field "colno".
1617 (file_location::file_location): Likewise.
1618 (rtx_reader::get_colno): New accessor.
1619 (rtx_reader::m_read_md_colno): New field.
1620 (rtx_reader::m_last_line_colno): New field.
1622 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1624 * doc/extend.texi (Java Exceptions): Remove.
1625 (java_interface): Remove.
1627 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1629 PR tree-optimization/77808
1630 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1631 and addr are different before copying points-to information.
1633 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1636 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1637 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1638 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1640 2016-10-04 Richard Biener <rguenther@suse.de>
1642 PR tree-optimization/77399
1643 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1644 verify the target can convert.
1646 2016-10-04 Richard Biener <rguenther@suse.de>
1649 * explow.c (plus_constant): Verify the mode of the constant
1650 pool offset before calling plus_constant.
1652 2016-10-04 Richard Biener <rguenther@suse.de>
1655 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1656 type support, mark with :C.
1657 (X / -X -> -1): Mark with :C.
1659 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1661 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1662 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1663 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1664 * doc/tm.texi: Regenerated.
1665 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1666 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1667 * config/darwin.h (JCR_SECTION_NAME): Remove.
1668 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1669 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1670 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1671 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1672 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1673 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1675 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1677 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1678 between "because" and "param" in dump message in call to fprintf.
1680 2016-10-03 Jeff Law <law@redhat.com>
1682 PR tree-optimization/71550
1683 PR tree-optimization/71403
1684 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1685 (profitable_jump_thread_path): Also return boolean indicating if
1686 the realized path will create an irreducible loop.
1687 Remove loop depth tests from 71403.
1688 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1689 from 71403. If threading will create an irreducible loop, then
1690 throw away loop iteration and related information.
1692 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1694 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1695 -Woverloaded-virtual checks for warning options.
1696 * configure: Regenerate.
1698 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1700 PR preprocessor/77699
1701 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1702 (get_next_line): Return false on error.
1703 (read_next_line): Removed, use get_next_line instead.
1704 (read_line_num): Don't copy the line.
1705 (location_get_source_line): Don't use static data.
1706 (selftest::test_reading_source_line): Add more test cases.
1708 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1711 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1713 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1714 (noce_process_if_block): Use it.
1716 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1718 * doc/invoke.texi: Update -Wint-in-bool-context.
1720 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1722 * dwarf2out.c (output_fde, output_call_frame_info,
1723 dwarf2out_do_cfi_startproc, set_indirect_string,
1724 gen_internal_sym, output_die, output_line_info): Use
1725 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1726 ASM_GENERATE_INTERNAL_LABEL output.
1728 2016-10-01 Richard Biener <rguenther@suse.de>
1731 * genmatch.c (get_operand_type): Add operand position arg
1732 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1733 (expr::gen_transform): Adjust.
1734 (dt_simplify::gen_1): Likewise.
1736 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1738 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1739 comments. Simplify asserts, remove unnecessary conditions.
1741 (*<code><mode>3): Likewise.
1743 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1745 * doc/invoke.texi (-Wregister): Document.
1747 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1749 * configure.ac: Split CHECKING_P into CHECKING_P and
1750 ENABLE_EXTRA_CHECKING.
1751 * configure: Regenerated.
1752 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1753 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1755 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1758 * gcc.c (process_command): For @filename handling, output
1759 the correct name if the file does not exist.
1761 2016-09-30 Marek Polacek <polacek@redhat.com>
1763 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1764 * config/alpha/predicates.md: Likewise.
1766 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1768 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1769 (noce_process_if_block): Use it.
1771 2016-09-30 Martin Liska <mliska@suse.cz>
1773 * doc/invoke.texi: Document asan-use-after-return that
1774 it's disabled by default in runtime.
1776 2016-09-30 Richard Biener <rguenther@suse.de>
1778 * tree-vrp.c (intersect_ranges): If we failed to handle
1779 the intersection choose a constant singleton range if available.
1781 2016-09-30 Richard Biener <rguenther@suse.de>
1783 PR tree-optimization/77399
1784 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1785 float <-> int conversions.
1787 2016-09-30 Alan Modra <amodra@gmail.com>
1789 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1791 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1793 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1794 ext_level before calling CPUID with 0x80000008.
1795 Simplify xgetbv checks.
1797 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1799 * Makefile.in (OBJS): Add print-rtl-function.o.
1800 * print-rtl-function.c: New file.
1801 * print-rtl.h (print_rtx_function): New decl.
1803 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/cpuid.h (__get_cpuid_count): New.
1807 (__get_cpuid): Rename __level to __leaf.
1809 2016-09-29 Marek Polacek <polacek@redhat.com>
1811 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1813 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1815 * builtins.c (expand_builtin_memcmp): don't swap args unless
1816 result is only being compared with zero.
1818 2016-09-29 Marek Polacek <polacek@redhat.com>
1820 * dwarf2out.c (loc_descriptor): Add fall through comment.
1821 (add_const_value_attribute): Likewise.
1823 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1825 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1826 with "v6t2". Move "arch" attribute above "pool_range".
1827 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1829 (*thumb2_movhi_vfp): Likewise.
1830 (*arm_movhi_fp16): Likewise.
1831 (*thumb2_movhi_fp16): Likewise.
1832 (*arm_movsi_vfp): Remove "arch" attribute.
1833 (*thumb2_movsi_vfp): Likewise.
1835 2016-09-29 Martin Liska <mliska@suse.cz>
1837 * doc/extend.texi: Remove limitation of Objective C for
1838 __attribute__((constructor)) and __attribute__((destructor)).
1840 2016-09-29 Richard Biener <rguenther@suse.de>
1842 PR tree-optimization/77768
1843 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1844 Handle stores to readonly memory when removing redundant stores.
1846 2016-09-29 Richard Biener <rguenther@suse.de>
1849 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1850 X / -X -> -1 simplifications.
1852 2016-09-29 Richard Biener <rguenther@suse.de>
1855 * match.pd: Add max(a,-a) -> abs(a) pattern.
1856 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1857 HONOR_SIGNED_ZEROS types.
1859 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1861 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1862 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1864 2016-09-29 Richard Biener <rguenther@suse.de>
1866 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1867 writing to vr_const_varying.
1868 (vrp_initialize): Call it.
1869 (vrp_visit_stmt): Likewise.
1870 (evrp_dom_walker::before_dom_children): Likewise.
1872 2016-09-29 Richard Biener <rguenther@suse.de>
1874 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1875 constructors with vector elements.
1877 2016-09-29 Richard Biener <rguenther@suse.de>
1879 PR tree-optimization/77768
1880 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1881 with stores to a place we know has a constant value.
1883 2016-09-29 Alan Modra <amodra@gmail.com>
1885 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1886 * doc/invoke.texi: Document it.
1887 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1888 (rs6000_passes_float): Comment.
1889 (rs6000_passes_long_double): New static var.
1890 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1891 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1892 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1893 to include fp values returned in vectors.
1894 Set rs6000_passes_long_double.
1895 (rs6000_function_arg_advance_1): Likewise for function args.
1896 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1897 and SPE. Emit long double tag value too.
1898 (rs6000_opt_vars): Add gnu-attr.
1899 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1900 * configure: Regenerate.
1901 * config.in: Regenerate.
1903 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1905 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1907 (format_floating, format_string, format_directive,
1908 get_destination_size, pass_sprintf_length::handle_gimple_call):
1911 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1913 * gimple-ssa-sprintf.c: Fix comment formatting.
1914 (format_integer): Use is_gimple_assign.
1915 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1916 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1917 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1918 (pass_sprintf_length::execute): Use is_gimple_call.
1920 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1922 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1923 strchr, also try the generic folding.
1925 2016-09-28 Martin Sebor <msebor@redhat.com>
1928 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1931 2016-09-28 Martin Sebor <msebor@redhat.com>
1934 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1935 length modifier is not expected.
1936 (format_floating): Ignore l length modifier and fail gracefuly
1937 when it isn't one of the other expected ones.
1939 2016-09-28 Martin Sebor <msebor@redhat.com>
1942 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1944 2016-09-27 Richard Biener <rguenther@suse.de>
1946 * dwarf2out.c (cu_die_list): New global.
1947 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1948 main_comp_unit_die to cu_die_list if we created it.
1949 Move break_out_includes ...
1950 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1953 2016-09-28 Richard Biener <rguenther@suse.de>
1955 * dwarf2out.c (struct die_struct): Add removed flag.
1956 (lookup_type_die): If the DIE is marked as removed, clear
1957 TYPE_SYMTAB_DIE and return NULL.
1958 (lookup_decl_die): If the DIE is marked as removed, remove it
1959 from the hash and return NULL.
1960 (mark_removed): New helper.
1961 (prune_unused_types_prune): Call it for removed DIEs.
1962 (gen_subprogram_die): Move the premark_used_types call to after
1963 DIEs for the functions scopes are generated.
1964 (process_scope_var): Do not re-create pruned types or type decls.
1965 Make sure to also re-parent type decls.
1966 (dwarf2out_finish): Move unused type pruning and debug_types
1968 (dwarf2out_early_finish): ... here.
1970 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1972 * config/arc/arc-c.c: New file.
1973 * config/arc/arc-c.def: Likewise.
1974 * config/arc/t-arc: Likewise.
1975 * config.gcc: Include arc-c.o as c and cpp object.
1976 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1977 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1978 arc_cpu_cpp_builtins.
1980 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1982 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1983 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1985 2016-09-28 Nathan Sidwell <nathan@acm.org>
1987 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1990 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1992 PR tree-optimization/61056
1993 * gimple-fold.c (gimple_fold_builtin_strchr):
1994 New function to optimize strchr (s, 0) to strlen.
1995 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1997 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1999 PR tree-optimization/77724
2000 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2001 Add tree_fits_shwi_p check.
2003 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2005 * auto-inc-dec.c (try_merge): Remove break after return.
2006 * cselib.c (autoinc_split): Likewise.
2007 * explow.c (promote_mode): Likewise.
2008 * fixed-value.c (fixed_arithmetic): Likewise.
2009 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2010 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2011 * trans-mem.c (get_attrs_for): Likewise.
2012 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2013 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2014 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2015 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2016 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2017 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2018 * config/cris/cris.c (cris_op_str): Likewise.
2019 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2020 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2022 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2024 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2025 IFN_GOACC_REDUCTION_CODES): New.
2026 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2027 ifn_goacc_reduction_kind): Use them.
2028 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2029 of internal functions, when applicable.
2031 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2033 * config/mips/constraints.md (d): Fix documentation.
2034 * doc/md.texi (Machine Constraints): Update accordingly.
2036 2016-09-27 Richard Biener <rguenther@suse.de>
2038 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2039 cur_line_info_table initialization ...
2040 (dwarf2out_assembly_start): ... here.
2042 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2044 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2045 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2046 (*thumb2_movhi_vfp): Likewise.
2047 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2048 template. Expand predicable attribute to mark VMOV.F16 as not
2049 predicable. Add "arch" attribute.
2050 (*thumb2_movhi_fp16): Likewise.
2051 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2052 (*thumb2_movsi_vfp): Add "arch" attribute.
2054 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2056 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2059 2016-09-27 Marek Polacek <polacek@redhat.com>
2061 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2064 * config/c6x/c6x.h: Adjust fall through comment.
2065 * config/sh/sh.c (final_prescan_insn): Likewise.
2066 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2067 (visium_expand_fp_cstore): Likewise.
2069 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2071 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2072 expected by -Wimplicit-fallthrough.
2073 (thumb1_size_rtx_costs): Likewise.
2074 (thumb2_reorg): Likewise.
2075 (tls_mentioned_p): Add "Fall through" comment.
2076 (thumb2_reorg): Likewise.
2077 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2078 comment form expected by -Wimplicit-fallthrough.
2080 2016-09-27 Martin Liska <mliska@suse.cz>
2082 PR gcov-profile/46266
2083 * input.h (RESERVED_LOCATION_P): New macro.
2084 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2085 instread of comparison with UNKNOWN_LOCATION.
2087 2016-09-27 Richard Biener <rguenther@suse.de>
2089 PR tree-optimization/77745
2090 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2091 When removing redundant stores make sure to check compatibility
2092 of the TBAA state for downstream accesses.
2093 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2094 value-numbering virtual operands for store matches.
2096 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2099 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2100 movrt patterns. Match them before anything else in the SET case.
2102 2016-09-27 Martin Liska <mliska@suse.cz>
2104 PR gcov-profile/7970
2105 PR gcov-profile/16855
2106 PR gcov-profile/44779
2107 * coverage.c (build_gcov_exit_decl): New function.
2108 (coverage_obj_init): Call the function and generate __gcov_exit
2110 * doc/gcov.texi: Document when __gcov_exit function is called.
2112 2016-09-27 Marek Polacek <polacek@redhat.com>
2115 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2116 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2117 -Wno-error instead of -Wno-implicit-fallthrough.
2119 2016-09-27 Martin Liska <mliska@suse.cz>
2122 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2124 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2126 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2127 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2128 comments. Remove break after return.
2129 (ix86_fp_compare_code_to_integer, has_dispatch,
2130 ix86_simd_clone_usable): Remove break after return.
2132 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2134 PR rlt-optimization/77714
2135 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2138 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2141 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2142 extract_range_from_unary_expr to convert value_range.
2143 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2144 (extract_range_from_unary_expr): This.
2145 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2147 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2149 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2151 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2153 * config/i386/i386.c (ix86_print_operand)
2154 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2155 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2156 (epilogue_renumber): Likewise.
2158 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2161 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2162 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2164 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2166 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2167 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2168 is_mm_seq_cst, is_mm_sync): Move to ...
2169 * memmodel.h: This. New file.
2170 * builtins.c: Include memmodel.h.
2171 * optabs.c: Likewise.
2173 * config/aarch64/aarch64.c: Likewise.
2174 * config/alpha/alpha.c: Likewise.
2175 * config/arm/arm.c: Likewise.
2176 * config/i386/i386.c: Likewise.
2177 * config/ia64/ia64.c: Likewise.
2178 * config/mips/mips.c: Likewise.
2179 * config/rs6000/rs6000.c: Likewise.
2180 * config/sparc/sparc.c: Likewise.
2181 * genconditions.c: Include memmodel.h in generated file.
2182 * genemit.c: Likewise.
2183 * genoutput.c: Likewise.
2184 * genpeep.c: Likewise.
2185 * genpreds.c: Likewise.
2186 * genrecog.c: Likewise.
2188 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2190 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2191 "c" instead when parsing characters. Move operand parsing into...
2192 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2193 and tightening the scope of various locals.
2195 2016-09-26 Liu Hao <lh_mouse@126.com>
2197 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2199 2016-09-26 Marek Polacek <polacek@redhat.com>
2201 * system.h: Use __has_attribute to check whether the fallthrough
2202 attribute is supported.
2204 2016-09-26 Marek Polacek <polacek@redhat.com>
2206 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2207 gimple_call_internal_p.
2208 * ipa-split.c (find_return_bb): Likewise.
2209 (execute_split_functions): Likewise.
2210 * omp-low.c (dump_oacc_loop_part): Likewise.
2211 (oacc_loop_xform_head_tail): Likewise.
2212 * predict.c (predict_loops): Likewise.
2213 * sanopt.c (pass_sanopt::execute): Likewise.
2214 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2215 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2216 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2217 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2218 (expand_ifn_va_arg): Likewise.
2219 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2220 (optimize_mask_stores): Likewise.
2221 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2222 (vect_transform_stmt): Likewise.
2223 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2224 * tsan.c (instrument_memory_accesses): Likewise.
2226 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2227 Alexander Monakov <amonakov@ispras.ru>
2229 * regrename.c (rename_chains): Check
2230 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2231 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2232 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2234 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2236 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2237 (s390_sched_score): Likewise.
2239 2016-09-26 Martin Liska <mliska@suse.cz>
2241 * doc/gcov.texi: Update program output of gcov tool.
2243 2016-09-26 Martin Liska <mliska@suse.cz>
2245 PR gcov-profile/23332
2246 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2247 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2248 * value-prof.c (dump_histogram_value): Do not handle
2249 HIST_TYPE_CONST_DELTA.
2250 (stream_in_histogram_value): Likewise.
2251 (gimple_find_values_to_profile): Likewise.
2252 * value-prof.h (enum hist_type): Likewise.
2254 2016-09-26 Martin Liska <mliska@suse.cz>
2256 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2257 from default sanitize recover values.
2258 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2259 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2260 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2262 * opts.c (finish_options): Do a generic loop over options
2263 that can be recovered.
2264 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2266 (common_handle_option): Likewise.
2267 * opts.h: Declare can_recover to sanitizer_opts_s.
2269 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2271 * target.def(elf_flags_numeric): Change documentation to present tense.
2272 * doc/tm.texi: Regenerate.
2274 2016-09-26 Marek Polacek <polacek@redhat.com>
2277 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2278 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2279 -Wno-switch-fallthrough.
2280 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2281 (expand_builtin): Likewise.
2282 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2283 * convert.c (convert_to_real_1): Likewise.
2284 (convert_to_integer_1): Likewise.
2285 * final.c (output_alternate_entry_point): Likewise.
2286 * genattrtab.c (make_canonical): Likewise.
2287 (write_test_expr): Likewise.
2288 * genpreds.c (validate_exp): Likewise.
2289 * gimple-ssa-strength-reduction.c
2290 (find_candidates_dom_walker::before_dom_children): Likewise.
2291 * godump.c (go_format_type): Likewise.
2292 * reload1.c (elimination_effects): Likewise.
2293 * resource.c (mark_referenced_resources): Likewise.
2294 (mark_set_resources): Likewise.
2295 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2296 * varasm.c (output_addressed_constants): Likewise.
2298 2016-09-26 Marek Polacek <polacek@redhat.com>
2301 * common.opt (Wimplicit-fallthrough): New option.
2302 * doc/extend.texi: Document statement attributes and the fallthrough
2304 * doc/invoke.texi: Document -Wimplicit-fallthrough.
2305 * gimple.h (gimple_call_internal_p): New function.
2306 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
2307 (struct label_entry): New struct.
2308 (find_label_entry): New function.
2309 (case_label_p): New function.
2310 (collect_fallthrough_labels): New function.
2311 (last_stmt_in_scope): New function.
2312 (should_warn_for_implicit_fallthrough): New function.
2313 (warn_implicit_fallthrough_r): New function.
2314 (maybe_warn_implicit_fallthrough): New function.
2315 (expand_FALLTHROUGH_r): New function.
2316 (expand_FALLTHROUGH): New function.
2317 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
2318 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
2319 (gimplify_label_expr): New function.
2320 (gimplify_case_label_expr): Set location.
2321 (gimplify_expr): Call gimplify_label_expr.
2322 * internal-fn.c (expand_FALLTHROUGH): New function.
2323 * internal-fn.def (FALLTHROUGH): New internal function.
2324 * langhooks.c (lang_GNU_OBJC): New function.
2325 * langhooks.h (lang_GNU_OBJC): Declare.
2326 * system.h (gcc_fallthrough): Define.
2327 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
2328 * tree.h (FALLTHROUGH_LABEL_P): Define.
2330 2016-09-26 Richard Biener <rguenther@suse.de>
2332 * dwarf2out.c (stripattributes): Remove unused function.
2333 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
2334 Push dwarf_split_debug_info handling into init_sections_and_labels.
2335 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
2336 (DEBUG_MACRO_SECTION_FLAGS): Remove.
2337 (debug_macinfo_section_name): New global.
2338 (output_macinfo): Use debug_macinfo_section_name.
2339 (init_sections_and_labels): Split out section and label generation
2340 from dwarf2out_init. Set debug_macinfo_section_name.
2341 (dwarf2out_init): Move text section label generation and emission
2343 (dwarf2out_assembly_start): ... here.
2344 (dwarf2out_finish): Call init_sections_and_labels before DWARF
2347 2016-09-26 Richard Biener <rguenther@suse.de>
2350 * cgraphunit.c (analyze_functions): Before early removing
2351 global vars calls the late_global_decl debug handler mark
2352 the variable as readonly.
2354 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
2357 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
2358 (sh_rtx_costs): Handle SET of movt and movrt patterns.
2359 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
2360 declare new overloads.
2361 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
2364 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2366 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
2367 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2369 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
2371 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
2372 * configure: Regenerate.
2374 2016-09-24 Marek Polacek <polacek@redhat.com>
2377 * doc/invoke.texi: Document -Wbool-operation.
2379 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2381 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
2382 * config/rs6000/rs6000.c (expand_block_compare): New function used by
2383 cmpmemsi pattern to do builtin expansion of memcmp ().
2384 (compute_current_alignment): Add helper function for
2385 expand_block_compare used to compute alignment as the compare proceeds.
2386 (select_block_compare_mode): Used by expand_block_compare to select
2387 the mode used for reading the next chunk of bytes in the compare.
2388 (do_load_for_compare): Used by expand_block_compare to emit the load
2389 insns for the compare.
2390 (rs6000_emit_dot_insn): Moved this function to avoid a forward
2391 reference from expand_block_compare ().
2392 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
2393 prototype for this function.
2394 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
2395 target option for controlling how much code inline expansion of
2396 memcmp() will be allowed to generate.
2398 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2400 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
2401 hook_bool_mode_false, hook_bool_mode_true,
2402 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2403 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2404 hook_bool_const_rtx_insn_const_rtx_insn_true,
2405 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
2406 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
2407 hook_bool_const_tree_hwi_hwi_const_tree_false,
2408 hook_bool_const_tree_hwi_hwi_const_tree_true,
2409 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
2410 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2411 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
2412 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
2413 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
2414 hook_bool_const_tree_true, hook_bool_tree_tree_false,
2415 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
2416 hook_bool_rtx_insn_true, hook_bool_rtx_false,
2417 hook_bool_uintp_uintp_false,
2418 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
2419 hook_rtx_tree_int_null, hook_uint_mode_0,
2420 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
2421 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
2422 hook_constcharptr_const_rtx_insn_null,
2423 hook_constcharptr_const_tree_const_tree_null,
2424 hook_constcharptr_int_const_tree_null,
2425 hook_constcharptr_int_const_tree_const_tree_null,
2426 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
2427 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
2428 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
2430 * vec.h (vNULL): Extend comment to say = vNULL initialization
2431 isn't needed for static vars.
2433 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2434 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2435 = vNULL initialization of file scope vec.
2436 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2437 disabled_pass_uid_range_tab): Likewise.
2438 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2439 * tree-chkp-opt.c (check_infos): Likewise.
2440 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2442 * vec.h (vnull::operator vec): Add constexpr keyword for
2445 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2447 PR tree-optimization/77654
2448 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2449 to duplicate_ssa_name_ptr_info.
2451 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2453 PR preprocessor/77672
2454 * input.c (selftest::test_lexer_string_locations_simple): Update
2455 test to expect location information of the terminator character
2456 at the location of the final closing quote.
2457 (selftest::test_lexer_string_locations_hex): Likewise.
2458 (selftest::test_lexer_string_locations_oct): Likewise.
2459 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2460 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2461 (selftest::test_lexer_string_locations_ucn4): Likewise.
2462 (selftest::test_lexer_string_locations_ucn8): Likewise.
2463 (selftest::test_lexer_string_locations_u8): Likewise.
2464 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2465 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2466 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2467 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2468 (selftest::test_lexer_string_locations_macro): Likewise.
2469 (selftest::test_lexer_string_locations_long_line): Likewise.
2471 2016-09-23 Richard Biener <rguenther@suse.de>
2473 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2474 virtual definition to virtual use if the call devirtualizes
2475 to a const or pure function.
2476 (visit_use): Also visit calls we can devirtualize to a
2477 const or pure function.
2479 2016-09-23 Richard Biener <rguenther@suse.de>
2481 PR tree-optimization/77697
2482 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2483 signal error if we have sth ternary or unhandled.
2485 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2487 * config/arm/arm_neon.h (vabd_f16): New.
2521 (vcvt_f16_s16): New.
2522 (vcvt_f16_u16): New.
2523 (vcvt_s16_f16): New.
2524 (vcvt_u16_f16): New.
2525 (vcvtq_f16_s16): New.
2526 (vcvtq_f16_u16): New.
2527 (vcvtq_s16_f16): New.
2528 (vcvtq_u16_f16): New.
2529 (vcvta_s16_f16): New.
2530 (vcvta_u16_f16): New.
2531 (vcvtaq_s16_f16): New.
2532 (vcvtaq_u16_f16): New.
2533 (vcvtm_s16_f16): New.
2534 (vcvtm_u16_f16): New.
2535 (vcvtmq_s16_f16): New.
2536 (vcvtmq_u16_f16): New.
2537 (vcvtn_s16_f16): New.
2538 (vcvtn_u16_f16): New.
2539 (vcvtnq_s16_f16): New.
2540 (vcvtnq_u16_f16): New.
2541 (vcvtp_s16_f16): New.
2542 (vcvtp_u16_f16): New.
2543 (vcvtpq_s16_f16): New.
2544 (vcvtpq_u16_f16): New.
2545 (vcvt_n_f16_s16): New.
2546 (vcvt_n_f16_u16): New.
2547 (vcvtq_n_f16_s16): New.
2548 (vcvtq_n_f16_u16): New.
2549 (vcvt_n_s16_f16): New.
2550 (vcvt_n_u16_f16): New.
2551 (vcvtq_n_s16_f16): New.
2552 (vcvtq_n_u16_f16): New.
2566 (vmul_lane_f16): New.
2569 (vmulq_lane_f16): New.
2591 (vrsqrteq_f16): New.
2595 (vrsqrtsq_f16): New.
2599 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2601 * config.gcc (extra_headers): Add arm_fp16.h
2602 * config/arm/arm_fp16.h: New.
2603 * config/arm/arm_neon.h: Include "arm_fp16.h".
2605 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2607 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2609 (vmulf): New (v8hf, v4hf variants).
2610 (vfma): New (v8hf, v4hf variants).
2611 (vfms): New (v8hf, v4hf variants).
2612 (vsub): New (v8hf, v4hf variants).
2613 (vcage): New (v8hf, v4hf variants).
2614 (vcagt): New (v8hf, v4hf variants).
2615 (vcale): New (v8hf, v4hf variants).
2616 (vcalt): New (v8hf, v4hf variants).
2617 (vceq): New (v8hf, v4hf variants).
2618 (vcgt): New (v8hf, v4hf variants).
2619 (vcge): New (v8hf, v4hf variants).
2620 (vcle): New (v8hf, v4hf variants).
2621 (vclt): New (v8hf, v4hf variants).
2622 (vceqz): New (v8hf, v4hf variants).
2623 (vcgez): New (v8hf, v4hf variants).
2624 (vcgtz): New (v8hf, v4hf variants).
2625 (vcltz): New (v8hf, v4hf variants).
2626 (vclez): New (v8hf, v4hf variants).
2627 (vabd): New (v8hf, v4hf variants).
2628 (vmaxf): New (v8hf, v4hf variants).
2629 (vmaxnm): New (v8hf, v4hf variants).
2630 (vminf): New (v8hf, v4hf variants).
2631 (vminnm): New (v8hf, v4hf variants).
2632 (vpmaxf): New (v4hf variant).
2633 (vpminf): New (v4hf variant).
2634 (vpadd): New (v4hf variant).
2635 (vrecps): New (v8hf, v4hf variants).
2636 (vrsqrts): New (v8hf, v4hf variants).
2637 (vabs): New (v8hf, v4hf variants).
2638 (vneg): New (v8hf, v4hf variants).
2639 (vrecpe): New (v8hf, v4hf variants).
2640 (vrnd): New (v8hf, v4hf variants).
2641 (vrnda): New (v8hf, v4hf variants).
2642 (vrndm): New (v8hf, v4hf variants).
2643 (vrndn): New (v8hf, v4hf variants).
2644 (vrndp): New (v8hf, v4hf variants).
2645 (vrndx): New (v8hf, v4hf variants).
2646 (vrsqrte): New (v8hf, v4hf variants).
2647 (vmul_lane): Add v4hf and v8hf variants.
2648 (vmul_n): Add v4hf and v8hf variants.
2649 (vext): New (v8hf, v4hf variants).
2650 (vcvts): New (v8hi, v4hi variants).
2651 (vcvts): New (v8hf, v4hf variants).
2652 (vcvtu): New (v8hi, v4hi variants).
2653 (vcvtu): New (v8hf, v4hf variants).
2654 (vcvts_n): New (v8hf, v4hf variants).
2655 (vcvtu_n): New (v8hi, v4hi variants).
2656 (vcvts_n): New (v8hi, v4hi variants).
2657 (vcvtu_n): New (v8hf, v4hf variants).
2658 (vbsl): New (v8hf, v4hf variants).
2659 (vcvtas): New (v8hf, v4hf variants).
2660 (vcvtau): New (v8hf, v4hf variants).
2661 (vcvtms): New (v8hf, v4hf variants).
2662 (vcvtmu): New (v8hf, v4hf variants).
2663 (vcvtns): New (v8hf, v4hf variants).
2664 (vcvtnu): New (v8hf, v4hf variants).
2665 (vcvtps): New (v8hf, v4hf variants).
2666 (vcvtpu): New (v8hf, v4hf variants).
2668 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2670 * config/arm/arm-builtins.c (hf_UP): New.
2672 (vfp_builtin_data): New. Update comment.
2673 (enum arm_builtins): Include "arm_vfp_builtins.def".
2674 (ARM_BUILTIN_VFP_PATTERN_START): New.
2675 (arm_init_vfp_builtins): New.
2676 (arm_init_builtins): Add arm_init_vfp_builtins.
2677 (arm_expand_vfp_builtin): New.
2678 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2680 * config/arm/arm_vfp_builtins.def: New file.
2681 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2682 (arm-builtins.o): Likewise.
2684 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2687 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2688 from constant while creating value range.
2690 2016-09-23 Renlin Li <renlin.li@arm.com>
2692 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2693 (ira_init_once): Here.
2695 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2696 Jakub Jelinek <jakub@redhat.com>
2698 * hooks.h (hook_uint_uintp_false): Rename to...
2699 (hook_bool_uint_uintp_false): ... this.
2700 * hooks.c (hook_uint_uintp_false): Rename to...
2701 (hook_bool_uint_uintp_false): ... this.
2702 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2703 instead of hook_uint_uintp_false.
2705 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2707 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2708 (arm_init_builtins): Move body of a loop to the standalone
2709 function arm_init_neon_builtin.
2710 (arm_expand_neon_builtin_1): New. Update comment. Function body
2711 moved from arm_neon_builtin with some white-space fixes.
2712 (arm_expand_neon_builtin): Move code into the standalone function
2713 arm_expand_neon_builtin_1.
2715 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2717 * config/arm/iterators.md (VCVTHI): New.
2718 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2722 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2723 (V_HALF): Add V4HF. Fix white-space.
2724 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2725 (V_s_elem): Likewise.
2726 (V_sz_elem): Fix white-space.
2727 (V_elem_ch): Likewise.
2729 (scalar_mul_constraint): Add V8HF and V4HF.
2730 (Is_float_mode): Fix white-space.
2731 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2732 (q): Add HF. Fix white-space.
2735 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2736 (neon_vfm_lane_as): New.
2737 * config/arm/neon.md (add<mode>3_fp16): New.
2738 (sub<mode>3_fp16): New.
2739 (mul<mode>3add<mode>_neon): New.
2740 (fma<VH:mode>4_intrinsic): New.
2741 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2742 (fmsub<VH:mode>4_intrinsic): New.
2743 (<absneg_str><mode>2): New.
2744 (neon_v<absneg_str><mode>): New.
2745 (neon_v<fp16_rnd_str><mode>): New.
2746 (neon_vrsqrte<mode>): New.
2747 (neon_vpaddv4hf): New.
2748 (neon_vadd<mode>): New.
2749 (neon_vsub<mode>): New.
2750 (neon_vmulf<mode>): New.
2751 (neon_vfma<VH:mode>): New.
2752 (neon_vfms<VH:mode>): New.
2753 (neon_vc<cmp_op><mode>): New.
2754 (neon_vc<cmp_op><mode>_fp16insn): New
2755 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2756 (neon_vca<cmp_op><mode>): New.
2757 (neon_vca<cmp_op><mode>_fp16insn): New.
2758 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2759 (neon_vc<cmp_op>z<mode>): New.
2760 (neon_vabd<mode>): New.
2761 (neon_v<maxmin>f<mode>): New.
2762 (neon_vp<maxmin>fv4hf: New.
2763 (neon_<fmaxmin_op><mode>): New.
2764 (neon_vrecps<mode>): New.
2765 (neon_vrsqrts<mode>): New.
2766 (neon_vrecpe<mode>): New (VH variant).
2767 (neon_vdup_lane<mode>_internal): New.
2768 (neon_vdup_lane<mode>): New.
2769 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2770 (neon_vcvt<sup><mode>): New (VH variant).
2771 (neon_vcvt<sup>_n<mode>): New (VH variant).
2772 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2773 (neon_vcvt<vcvth_op><sup><mode>): New.
2774 (neon_vmul_lane<mode>): New.
2775 (neon_vmul_n<mode>): New.
2776 * config/arm/unspecs.md (UNSPEC_VCALE): New
2777 (UNSPEC_VCALT): New.
2778 (UNSPEC_VFMA_LANE): New.
2779 (UNSPECS_VFMS_LANE): New.
2781 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2783 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2784 ("*extzv<mode><clobbercc_or_nocc>"):
2785 Correct a typo in a comment.
2787 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2788 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2789 ("*insv<mode>_zEC12_appendbitsleft")
2790 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2791 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2792 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2793 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2794 Provide pattern with operands switched.
2795 ("*pre_z10_extv<mode>"):
2796 Use new subst patterns.
2797 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2798 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2799 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2800 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2801 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2802 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2803 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2805 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2806 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2807 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2809 ("SINT"): New mode_iterator with SI, HI, QI.
2810 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2811 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2814 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2816 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2817 new interface of s390_contiguous_bitmask_p.
2818 ("contiguous_bitmask_nowrap_operand"): New predicate.
2819 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2820 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2821 of s390_contiguous_bitmask_p.
2822 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2823 ("NxxSw"): New constraint.
2824 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2825 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2827 (s390_contiguous_bitmask_nowrap_p): Export.
2828 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2829 former s390_contiguous_bitmask_p.
2830 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2831 detect contiguous bit ranges with wraparound. Change signature to
2832 return START and END position instead of POS and LENGTH.
2833 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2834 ranges with wraparound.
2835 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2836 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2837 Adapt to new signature of s390_contiguous_bitmask_p.
2839 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2841 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2842 (create_intersect_range_checks): New.
2843 (vect_create_cond_for_alias_checks): Call above function.
2845 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2847 * config/arm/iterators.md (Code iterators): Fix some white-space
2851 (FCVT): Moved from vfp.md.
2852 (VCVT_HF_US_N): New.
2853 (VCVT_SI_US_N): New.
2858 (FCVTI32typename): Moved from vfp.md.
2859 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2860 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2861 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2862 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2863 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2865 (fp16_rnd_str): New.
2866 (fp16_rnd_insn): New.
2867 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2868 (UNSPEC_VCVT_HF_U_N): New.
2869 (UNSPEC_VCVT_SI_S_N): New.
2870 (UNSPEC_VCVT_SI_U_N): New.
2871 (UNSPEC_VCVTH_S): New.
2872 (UNSPEC_VCVTH_U): New.
2873 (UNSPEC_VCVTA_S): New.
2874 (UNSPEC_VCVTA_U): New.
2875 (UNSPEC_VCVTM_S): New.
2876 (UNSPEC_VCVTM_U): New.
2877 (UNSPEC_VCVTN_S): New.
2878 (UNSPEC_VCVTN_U): New.
2879 (UNSPEC_VCVTP_S): New.
2880 (UNSPEC_VCVTP_U): New.
2881 (UNSPEC_VCVTP_S): New.
2882 (UNSPEC_VCVTP_U): New.
2884 (UNSPEC_VRNDA): New.
2885 (UNSPEC_VRNDI): New.
2886 (UNSPEC_VRNDM): New.
2887 (UNSPEC_VRNDN): New.
2888 (UNSPEC_VRNDP): New.
2889 (UNSPEC_VRNDX): New.
2890 * config/arm/vfp.md (<absneg_str>hf2): New.
2892 (neon_v<fp16_rnd_str>hf): New.
2893 (neon_vrndihf): New.
2898 (*mulsf3neghf_vfp): New.
2899 (*negmulhf3_vfp): New.
2900 (*mulsf3addhf_vfp): New.
2901 (*mulhf3subhf_vfp): New.
2902 (*mulhf3neghfaddhf_vfp): New.
2903 (*mulhf3neghfsubhf_vfp): New.
2906 (fmsubhf4_fp16): New.
2910 (neon_vsqrthf): New.
2911 (neon_vrsqrtshf): New.
2912 (FCVT): Move to iterators.md.
2913 (FCVTI32typename): Likewise.
2914 (neon_vcvth<sup>hf): New.
2915 (neon_vcvth<sup>si): New.
2916 (neon_vcvth<sup>_nhf_unspec): New.
2917 (neon_vcvth<sup>_nhf): New.
2918 (neon_vcvth<sup>_nsi_unspec): New.
2919 (neon_vcvth<sup>_nsi): New.
2920 (neon_vcvt<vcvth_op>h<sup>si): New.
2921 (neon_<fmaxmin_op>hf): New.
2923 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2925 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2926 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2927 ("*insv<mode>_zEC12_appendbitsleft")
2928 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2929 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2931 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2933 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2934 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2935 construct values without normalization.
2936 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2937 static local lhs_ops to vNULL.
2939 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2940 Jiong Wang <jiong.wang@arm.com>
2942 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2943 available when FP16 instructions are available.
2944 (output_move_vfp): Add support for 16-bit data moves.
2945 (arm_validize_comparison): Fix some white-space. Support HFmode
2946 by conversion to SFmode.
2947 * config/arm/arm.md (truncdfhf2): Fix a comment.
2948 (extendhfdf2): Likewise.
2950 (movsicc): Fix some white-space.
2952 (movsfcc): Fix some white-space.
2954 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2955 instructions are available.
2956 (*thumb2_movhi_vfp): Likewise.
2957 (*arm_movhi_fp16): New.
2958 (*thumb2_movhi_fp16): New.
2959 (*movhf_vfp_fp16): New.
2960 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2961 (*movhf_vfp): Likewise.
2962 (extendhfsf2): Enable when VFP FP16 instructions are available.
2963 (truncsfhf2): Enable when VFP FP16 instructions are available.
2965 2016-09-23 Martin Liska <mliska@suse.cz>
2967 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2969 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2971 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2973 (arm_evpc_neon_vtrn): Likewise.
2974 (arm_evpc_neon_vrev): Likewise.
2975 (arm_evpc_neon_vext): Likewise.
2976 * config/arm/arm_neon.h (vbsl_f16): New.
2980 (vdup_lane_f16): New.
2981 (vdupq_lane_f16): New.
2994 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2995 (vdup_lane): New (v8hf, v4hf variants).
2996 (vext): New (v8hf, v4hf variants).
2997 (vbsl): New (v8hf, v4hf variants).
2998 * config/arm/iterators.md (VDQWH): New.
3000 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3001 (Scalar_mul_8_16): Fix white-space.
3002 (Is_d_reg): Add V4HF and V8HF.
3003 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3004 (neon_vdup_lane<mode>): New.
3005 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3006 (*neon_vtrn<mode>_insn): Likewise.
3007 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3008 (*neon_vzip<mode>_insn): Likewise
3009 (neon_vuzp<mode>_internal): Likewise.
3010 (*neon_vuzp<mode>_insn): Likewise
3011 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3013 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3014 Matthew Wahab <matthew.wahab@arm.com>
3016 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3017 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3018 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3019 available. Also fix some white-space.
3020 * config/arm/vfp.md (*arm_movhi_vfp): New.
3021 (*thumb2_movhi_vfp): New.
3023 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3025 * config/arm/arm-c.c (arm_cpu_builtins): Define
3026 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3027 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3029 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3031 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3032 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3033 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3034 arm_v8_2a_fp16_neon_hw.
3035 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3038 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3040 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3041 arm_fp16_alternative_ok and arm_fp16_none_ok.
3043 2016-09-23 Martin Liska <mliska@suse.cz>
3045 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3047 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3049 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3051 ("armv8.2-a+fp16"): New.
3052 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3053 (FL2_FP16INST): New.
3054 (FL2_FOR_ARCH8_2A): New.
3055 * config/arm/arm-tables.opt: Regenerate.
3056 * config/arm/arm.c (arm_arch8_2): New.
3057 (arm_fp16_inst): New.
3058 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3059 for incompatible fp16-format settings.
3060 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3061 (TARGET_NEON_FP16INST): New.
3062 (arm_arch8_2): Declare.
3063 (arm_fp16_inst): Declare.
3064 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3065 march=armv8.2-a and march=armv8.2-a+fp16.
3066 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3068 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3069 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3071 2016-09-23 Martin Liska <mliska@suse.cz>
3073 * doc/extend.texi: Remove fused-madd from i386 target options.
3075 2016-09-23 Martin Liska <mliska@suse.cz>
3077 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3080 2016-09-23 Martin Liska <mliska@suse.cz>
3082 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3085 2016-09-23 Martin Liska <mliska@suse.cz>
3088 * config/i386/i386.c (ix86_option_override_internal): Change
3089 signature and return false when there's an error related to
3091 (release_options_strings): New function.
3092 (ix86_valid_target_attribute_tree): Call the function.
3094 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3096 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3097 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3098 (gen_hsa_ctor_assignment): Likewise.
3099 * print-tree.c (print_node): Likewise.
3100 * tree-dump.c (dequeue_and_dump): Likewise.
3101 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3102 * expr.c (store_constructor): Likewise.
3103 * fold-const.c (operand_equal_p): Likewise.
3104 * tree-pretty-print.c (dump_generic_node): Likewise.
3105 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3106 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3108 2016-09-23 Richard Biener <rguenther@suse.de>
3110 * hooks.h (hook_uint_uintp_false): Declare.
3112 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3114 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3115 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3117 2016-09-22 Martin Sebor <msebor@redhat.com>
3120 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3121 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3122 (target_int_min): Correct computation.
3123 (format_integer): Use long long as the argument for the ll length
3125 (format_floating): Use target_int_max().
3126 (get_string_length): Same.
3127 (format_string): Avoid setting the bounded flag for strings
3129 (try_substitute_return_value): Avoid setting range info when
3130 the result isn't bounded.
3131 * varasm.c (assemble_name): Increase buffer size.
3133 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3134 Terry Guo <terry.guo@arm.com>
3136 * target.def (elf_flags_numeric): New target hook.
3137 * targhooks.h (default_asm_elf_flags_numeric): New.
3138 * varasm.c (default_asm_elf_flags_numeric): New.
3139 (default_elf_asm_named_section): Use new target hook.
3140 * config/arm/arm.opt (mpure-code): New.
3141 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3142 * config/arm/arm.c (arm_asm_init_sections): Add section
3143 attribute to default text section if -mpure-code.
3144 (arm_option_check_internal): Diagnose use of option with
3145 non supported targets and/or options.
3146 (arm_asm_elf_flags_numeric): New.
3147 (arm_function_section): New.
3148 (arm_elf_section_type_flags): New.
3149 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3151 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3152 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3154 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3156 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3158 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3160 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3161 * rtl.h: Adjust prototype.
3163 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3165 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3166 (prev_active_insn): Likewise.
3167 (active_insn_p): Likewise.
3168 * rtl.h: Adjust prototypes.
3169 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3170 * config/arc/arc.md: Likewise.
3171 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3172 (branch_needs_nop_p): Likewise.
3173 (use_skip_p): Likewise.
3174 * config/sh/sh.c (gen_block_redirect): Likewise.
3175 (split_branches): Likewise.
3176 * reorg.c (optimize_skip): Likewise.
3177 (fill_simple_delay_slots): Likewise.
3178 (fill_slots_from_thread): Likewise.
3179 (relax_delay_slots): Likewise.
3180 * resource.c (mark_target_live_regs): Likewise.
3182 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3184 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3186 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3187 (prev_nonnote_nondebug_insn): Likewise.
3188 * config/cris/cris-protos.h: Adjust prototype.
3190 * jump.c (rtx_renumbered_equal_p): Adjust.
3192 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3194 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3195 * rtl.h: Adjust prototype.
3196 * config/sh/sh.md: Adjust.
3197 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3199 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3201 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3202 (prev_nondebug_insn): Likewise.
3203 * loop-doloop.c (doloop_condition_get): Likewise.
3204 * rtl.h: Adjust prototype.
3205 * cfgloop.h: Likewise.
3207 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3209 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3210 (prev_nonnote_insn): Likewise.
3211 * jump.c (reversed_comparison_code_parts): Likewise.
3212 (reversed_comparison): Likewise.
3213 * rtl.h: Adjust prototypes.
3214 * config/arc/arc.md: Adjust.
3215 * cse.c (find_comparison_args): Likewise.
3216 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3217 (fix_reg_dead_note): Change argument type to rtx_insn *.
3218 (delete_prior_computation): Likewise.
3219 (delete_computation): Likewise.
3220 (fill_slots_from_thread): Adjust.
3221 (relax_delay_slots): Likewise.
3222 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3223 (simplify_relational_operation_1): Likewise.
3224 (simplify_ternary_operation): Likewise.
3226 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3228 * config/arc/arc-protos.h (arc_label_align): Change type of
3229 variables from rtx to rtx_insn *.
3230 * config/arc/arc.c (arc_label_align): Likewise.
3231 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3232 * config/bfin/bfin.c (workaround_speculation): Likewise.
3233 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3234 (find_last_same_clock): Likewise.
3235 (reorg_split_calls): Likewise.
3236 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3237 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3238 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3239 (same_cmp_following_p): Likewise.
3240 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3241 (same_cmp_following_p): Likwise.
3242 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3243 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3244 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3245 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3246 (rl78_alloc_physical_registers_cmp): Likewise.
3247 (rl78_alloc_physical_registers_umul): Likewise.
3248 (rl78_calculate_death_notes): Likewise.
3249 * config/s390/s390-protos.h (s390_label_align): Likewise.
3250 * config/s390/s390.c (s390_label_align): Likewise.
3251 * config/sh/sh.c (barrier_align): Likewise.
3252 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3253 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3254 (emit_cbcond_nop): Likewise.
3256 2016-09-22 Martin Liska <mliska@suse.cz>
3259 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3260 alias address matters, not necessarily address of original.
3262 2016-09-22 Richard Biener <rguenther@suse.de>
3265 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3268 2016-09-22 Richard Biener <rguenther@suse.de>
3271 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3272 from constant folding results.
3273 (gimple_resimplify2): Likewise.
3274 (gimple_resimplify3): Likewise.
3276 2016-09-22 Richard Biener <rguenther@suse.de>
3279 * expr.c (expand_expr_real_1): Guard array access against negative
3282 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3284 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3286 (format_floating): Likewise.
3288 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3291 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3292 for all IFN_GOMP_SIMD_* internal fns, not just for
3293 IFN_GOMP_SIMD_ORDERED_*.
3295 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3298 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
3299 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
3300 instructions when you want to invert the test.
3301 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
3302 correct order for XXSEL.
3303 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
3304 for using XSCMP{EQ,GT,GE}DP.
3306 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3308 * genconstants.c (main): Introduce noop_reader and convert call
3309 to read_md_files to a method call.
3310 * genenums.c (main): Likewise.
3311 * genmddeps.c (main): Likewise.
3312 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
3313 rtx_reader_ptr->get_top_level_filename ().
3314 (write_tm_preds_h): Likewise.
3315 (write_insn_preds_c): Likewise.
3316 * gensupport.c (class gen_reader): New subclass of rtx_reader.
3317 (rtx_handle_directive): Convert to...
3318 (gen_reader::handle_unknown_directive): ...this.
3319 (init_rtx_reader_args_cb): Convert return type from bool to
3320 rtx_reader *. Create a gen_reader instance, using it for the
3321 call to read_md_files. Return it if no errors occur.
3322 (init_rtx_reader_args): Convert return type from bool to
3324 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3325 (init_rtx_reader_args_cb): Likewise.
3326 * read-md.c (struct file_name_list): Move to class rtx_reader.
3327 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
3328 (read_md_filename): Delete in favor of
3329 rtx_reader::m_read_md_filename.
3330 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
3331 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
3332 (base_dir): Delete in favor of rtx_reader::m_base_dir.
3333 (first_dir_md_include): Delete in favor of
3334 rtx_reader::m_first_dir_md_include.
3335 (last_dir_md_include_ptr): Delete in favor of
3336 rtx_reader::m_last_dir_md_include_ptr.
3337 (max_include_len): Delete.
3338 (rtx_reader_ptr): New.
3339 (fatal_with_file_and_line): Use get_filename and get_lineno
3340 accessors of rtx_reader_ptr.
3341 (require_char_ws): Likewise.
3342 (rtx_reader::read_char): New method, based on ::read_char.
3343 (rtx_reader::unread_char): New method, based on ::unread_char.
3344 (read_escape): Use get_filename and get_lineno accessors of
3346 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
3347 (read_string): Use get_filename and get_lineno accessors of
3349 (rtx_reader::rtx_reader): New ctor.
3350 (rtx_reader::~rtx_reader): New dtor.
3351 (handle_include): Convert from a function to...
3352 (rtx_reader::handle_include): ...this method, converting
3353 handle_directive from a callback to a virtual function.
3354 (handle_file): Likewise, converting to...
3355 (rtx_reader::handle_file): ...this method.
3356 (handle_toplevel_file): Likewise, converting to...
3357 (rtx_reader::handle_toplevel_file): ...this method.
3358 (rtx_reader::get_current_location): New method.
3359 (parse_include): Convert from a function to...
3360 (rtx_reader::add_include_path): ...this method, dropping redundant
3361 update to unused max_include_len.
3362 (read_md_files): Convert from a function to...
3363 (rtx_reader::read_md_files): ...this method, converting
3364 handle_directive from a callback to a virtual function.
3365 (noop_reader::handle_unknown_directive): New method.
3366 * read-md.h (directive_handler_t): Delete this typedef.
3368 (read_md_file): Delete.
3369 (read_md_lineno): Delete.
3370 (read_md_filename): Delete.
3371 (class rtx_reader): New class.
3372 (rtx_reader_ptr): New decl.
3373 (class noop_reader): New subclass of rtx_reader.
3374 (read_char): Reimplement in terms of rtx_reader::read_char.
3375 (unread_char): Reimplement in terms of rtx_reader::unread_char.
3376 (read_md_files): Delete.
3377 * read-rtl.c (read_rtx_code): Update for deletion of globals
3378 read_md_filename and read_md_lineno.
3380 2016-09-21 Jason Merrill <jason@redhat.com>
3382 * input.h (from_macro_definition_at): New.
3384 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3386 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
3388 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3390 PR tree-optimization/77550
3391 * tree-vect-stmts.c (create_array_ref): Change parameters.
3392 (get_group_alias_ptr_type): New function.
3393 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
3395 2016-09-21 Marek Polacek <polacek@redhat.com>
3397 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
3398 Add falls through comment.
3400 2016-09-21 Richard Biener <rguenther@suse.de>
3402 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
3403 (replace_child): Likewise.
3404 (remove_child_TAG): Adjust.
3405 (move_marked_base_types): Likewise.
3406 (prune_unused_types_prune): Clear die_sib of removed children.
3408 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
3411 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
3412 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
3414 2016-09-21 Richard Biener <rguenther@suse.de>
3416 PR tree-optimization/77648
3417 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
3419 (make_transitive_closure_constraints): Adjust comment.
3420 (make_any_offset_constraints): New function.
3421 (handle_rhs_call): Make sure to first expand a pointer to all
3422 subfields before transitively closing it.
3423 (handle_const_call): Likewise. Properly expand returned
3425 (handle_pure_call): Likewise.
3427 2016-09-21 Richard Biener <rguenther@suse.de>
3428 Jakub Jelinek <jakub@redhat.com>
3430 PR tree-optimization/77621
3431 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3432 group at non-vectorizable stmts.
3434 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3436 PR tree-optimization/72835
3437 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3438 (make_new_ssa_for_all_defs): Likewise.
3439 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3441 2016-09-20 Martin Sebor <msebor@redhat.com>
3444 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3445 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3446 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3447 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3448 * config/sol2.c (solaris_printf_pointer_format): New function.
3449 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3451 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3452 * doc/tm.texi: Regenerate.
3453 * gimple-fold.h (get_range_strlen): New function.
3454 (get_maxval_strlen): Declare existing function.
3455 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3456 maximum and minimum.
3457 (get_range_strlen): Define overload.
3458 (get_maxval_strlen): Adjust.
3459 * gimple-ssa-sprintf.c: New file and pass.
3460 * passes.def (pass_sprintf_length): Add new pass.
3461 * targhooks.h (default_printf_pointer_format): Declare new function.
3462 (gnu_libc_printf_pointer_format): Same.
3463 (solaris_libc_printf_pointer_format): Same.
3464 * targhooks.c (default_printf_pointer_format): Define new function.
3465 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3466 * print-tree.c: Increase buffer size.
3468 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3470 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3472 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3474 * common.opt: New option -fipa-vrp.
3475 * ipa-cp.c (ipa_get_vr_lat): New.
3476 (ipcp_vr_lattice::print): Likewise.
3477 (print_all_lattices): Call ipcp_vr_lattice::print.
3478 (ipcp_vr_lattice::meet_with): New.
3479 (ipcp_vr_lattice::meet_with_1): Likewise.
3480 (ipcp_vr_lattice::top_p): Likewise.
3481 (ipcp_vr_lattice::bottom_p): Likewsie.
3482 (ipcp_vr_lattice::set_to_bottom): Likewise.
3483 (set_all_contains_variable): Call VR set_to_bottom.
3484 (initialize_node_lattices): Init VR lattices.
3485 (propagate_vr_accross_jump_function): New.
3486 (propagate_constants_accross_call): Call
3487 propagate_vr_accross_jump_function.
3488 (ipcp_store_vr_results): New.
3489 (ipcp_driver): Handle VR.
3490 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3491 (ipa_set_jf_unknown): Likewise.
3492 (ipa_compute_jump_functions_for_edge): Likewise.
3493 (ipa_node_params_t::duplicate): Likewise.
3494 (ipa_write_jump_function): Likewise.
3495 (ipa_read_jump_function): Likewise.
3496 (write_ipcp_transformation_info): Likewise.
3497 (read_ipcp_transformation_info): Likewise.
3498 (ipcp_update_vr): New.
3499 (ipcp_transform_function): Handle VR.
3500 * ipa-prop.h (struct ipa_vr): New.
3501 * cgraph.c: Include tree-vrp.h.
3502 * cgraphunit.c: Likewise.
3503 * ipa-utils.c: Likewise.
3506 * toplev.c: Likewise.
3507 * ipa-devirt.c: Likewise.
3508 * ipa-inline-transform.c: Likewise.
3509 * ipa-inline.c: Likewise.
3510 * ipa-profile.c: Likewise.
3512 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3514 * doc/invoke.texi: Document -fdump-tree-evrp.
3515 * passes.def: Define new pass_early_vrp.
3516 * timevar.def: Define new TV_TREE_EARLY_VRP.
3517 * tree-pass.h (make_pass_early_vrp): New.
3518 * tree-ssa-propagate.c: Make replace_uses_in non static.
3519 * tree-ssa-propagate.h: Export replace_uses_in.
3520 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3521 (extract_range_from_assert): Factor out
3522 extract_range_for_var_from_comparison_expr.
3523 (vrp_initialize_lattice): New.
3524 (vrp_initialize): Factor out vrp_initialize_lattice.
3525 (vrp_valueize): Fix it to reject complex value ranges.
3526 (vrp_free_lattice): New.
3527 (evrp_dom_walker::before_dom_children): Likewise.
3528 (evrp_dom_walker::after_dom_children): Likewise.
3529 (evrp_dom_walker::push_value_range): Likewise.
3530 (evrp_dom_walker::pop_value_range): Likewise.
3531 (execute_early_vrp): Likewise.
3532 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3533 (make_pass_early_vrp): New.
3535 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3537 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3538 instead of exact_log2.
3540 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3543 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3544 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3545 (ix86_add_stmt_cost): Penalize DFmode vector operations
3546 for !TARGET_VECTORIZE_DOUBLE.
3548 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3550 * doc/invoke.texi (Warning Options): Simplify language.
3551 (Optimize Options): Complete sentence.
3553 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3555 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3558 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3561 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3562 inits on power8 and above, use the VMRGEW instruction instead of a
3565 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3566 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3569 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3571 * config/aarch64/arm_neon.h
3572 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3573 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3574 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3576 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3578 * config/var/vax.h (ELIMINABLE_REGS): Define.
3579 (INITIAL_ELIMINATION_OFFSET): Define.
3581 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3584 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3585 cast to void * if the cast is from some other pointer type.
3587 2016-09-20 Richard Biener <rguenther@suse.de>
3589 PR tree-optimization/77646
3590 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3593 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3595 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3596 attributes to all inlined functions and make them extern.
3598 2016-09-20 Richard Biener <rguenther@suse.de>
3600 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3602 * debug.c (do_nothing_debug_hooks): Adjust.
3603 * dbxout.c (dbx_debug_hooks): Likewise.
3604 * sdbout.c (sdb_debug_hooks): Likewise.
3605 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3606 (dwarf2out_finish): Move producer, filename and
3608 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3609 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3611 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3614 * doc/invoke.texi: Document -Wint-in-bool-context.
3617 * dwarf2out.c (output_loc_operands): Fix an assertion.
3619 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3621 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3622 (CR_DECIMAL_DIG): New macro.
3624 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3626 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3629 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3631 PR rtl-optimization/77416
3632 * lra-remat.c (operand_to_remat): Process hard coded insn
3635 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3637 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3638 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3640 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3642 * target.def (lra_p): Wordsmithing.
3643 * doc/tm.texi: Regenerate.
3645 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3646 Jan Hubicka <jh@suse.cz>
3649 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3650 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3651 Call ultimate_alias_target just once, not up to 4 times.
3653 2016-09-19 Richard Biener <rguenther@suse.de>
3655 * dwarf2out.c (early_dwarf_finished): New global.
3656 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3658 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3659 if called from LTO exit early.
3660 (dwarf2out_late_global_decl): When being during the early
3661 debug phase do not add locations but only const value attributes.
3662 Adjust the way we generate early DIEs for LTO.
3664 2016-09-19 Richard Biener <rguenther@suse.de>
3667 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3668 proper niter to bound the loops.
3670 2016-09-19 Richard Biener <rguenther@suse.de>
3672 PR tree-optimization/77514
3673 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3674 search for folded stmt.
3676 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3678 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3679 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3680 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3681 fsm_find_thread_path, profitable_jump_thread_path,
3682 fsm_find_control_statement_thread_paths,
3683 find_jump_threads_backwards): Add speed_p parameter.
3684 (pass_data_early_thread_jumps): New pass.
3685 (make_pass_early_thread_jumps): New function.
3687 2016-09-17 Andreas Schwab <schwab@suse.de>
3689 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3690 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3692 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3694 * recog.c (rest_of_handle_split_after_reload): Delete.
3695 (pass_split_after_reload::gate): New method.
3696 (pass_split_after_reload::execute): Call split_all_insns directly.
3698 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3700 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3701 parameters for functions taking long long arguments.
3703 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3706 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3707 splat with truncate.
3709 2016-09-16 Jason Merrill <jason@redhat.com>
3711 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3713 * hwint.c (exact_log2): Use pow2p_hwi.
3714 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3715 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3716 * builtins.c (get_object_alignment_2, get_object_alignment)
3717 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3719 * calls.c (compute_argument_addresses, store_one_arg): Use
3721 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3722 * combine.c (force_to_mode): Use least_bit_hwi.
3723 (contains_muldiv, find_split_point, combine_simplify_rtx)
3724 (simplify_if_then_else, simplify_set, force_to_mode)
3725 (if_then_else_cond, simplify_and_const_int_1)
3726 (simplify_compare_const): Use pow2p_hwi.
3727 * cse.c (fold_rtx): Use pow2p_hwi.
3728 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3730 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3731 (init_expmed_one_conv): Use pow2p_hwi.
3732 * expr.c (is_aligning_offset): Use pow2p_hwi.
3733 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3734 (fold_binary_loc): Use pow2p_hwi.
3735 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3736 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3737 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3738 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3740 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3741 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3742 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3743 * omp-low.c (oacc_loop_fixed_partitions)
3744 (oacc_loop_auto_partitions): Use least_bit_hwi.
3745 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3746 * stor-layout.c (place_field): Use least_bit_hwi.
3747 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3748 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3749 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3750 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3751 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3752 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3753 (vect_grouped_store_supported, vect_grouped_load_supported)
3754 (vect_permute_load_chain, vect_shift_permute_load_chain)
3755 (vect_transform_grouped_load): Use pow2p_hwi.
3756 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3757 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3758 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3760 * tsan.c (instrument_expr): Use least_bit_hwi.
3761 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3763 2016-09-16 Andreas Schwab <schwab@suse.de>
3765 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3767 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3769 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3772 * combine.c (rest_of_handle_combine): If any edges have been purged,
3773 free dominators if available.
3775 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3776 Eric Botcazou <ebotcazou@adacore.com>
3779 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3780 through into expand_addsub_overflow after expand_neg_overflow.
3782 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3784 * diagnostic-show-locus.c
3785 (selftest::test_fixit_insert_containing_newline): New function.
3786 (selftest::test_fixit_replace_containing_newline): New function.
3787 (selftest::diagnostic_show_locus_c_tests): Call the above.
3789 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3791 PR tree-optimization/77503
3792 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3793 code for CONST_COND_REDUCTION at analysis stage and use it at
3795 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3796 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3797 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3800 2016-09-15 Richard Biener <rguenther@suse.de>
3803 * fold-const.c (split_tree): Do not split constant ~X.
3805 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3807 PR rtl-optimization/77425
3808 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3812 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3813 use %qs instead of %s where desirable, use argument instead of arg in
3814 the diagnostic wording, add list of supported strategies and
3816 (ix86_option_override_internal): Emit target("m...") instead of
3817 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3818 -march/-mtune option diagnostic. Add list of supported arches/tunings
3819 and spellcheck hint. Remove prefix, suffix and sw variables, use
3820 main_args_p ? "..." : "..." in diagnostics to make translation
3823 2016-09-15 Richard Biener <rguenther@suse.de>
3825 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3826 extra offset argument.
3827 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3828 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3829 to reflect new offset parameter.
3830 * doc/tm.texi: Regenerate.
3831 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3832 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3834 (darwin_asm_output_dwarf_offset): Likewise.
3835 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3837 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3838 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3839 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3841 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3844 * ipa-icf.c (set_alias_uids): New function.
3845 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3846 all the merged variable's referring aliases.
3848 2016-09-15 Richard Biener <rguenther@suse.de>
3850 PR tree-optimization/77514
3851 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3852 only forced_stmts sequence.
3854 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3856 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3857 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3858 FOR_EACH_SSA_NAME to iterate over SSA variables.
3859 (pass_expand::execute): Likewise.
3860 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3861 * tree-cfg.c (dump_function_to_file): Likewise.
3862 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3863 (update_ssa): Likewise.
3864 * tree-ssa-alias.c (dump_alias_info): Likewise.
3865 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3866 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3867 (create_outofssa_var_map): Likewise.
3868 (coalesce_ssa_name): Likewise.
3869 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3870 * tree-ssa-pre.c (compute_avail): Likewise.
3871 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3872 (scc_vn_restore_ssa_info): Likewise.
3873 (free_scc_vn): Likwise.
3874 (run_scc_vn): Likewise.
3875 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3876 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3877 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3878 * tree-ssa.c (verify_ssa): Likewise.
3880 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3882 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3883 and mips64r2 as default 32-bit and 64-bit architectures.
3884 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3885 as default 32-bit and 64-bit architectures.
3887 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3889 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3892 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3894 * target.def (lra_p): Change commentary (for the manual) for the
3896 * doc/tm.texi: Regenerate.
3898 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3900 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3901 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3902 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3903 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3905 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3907 * targhooks.c (default_lra_p): Return true instead of false.
3909 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3911 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3912 hook_bool_void_false.
3913 * config/avr/avr.c: Ditto.
3914 * config/bfin/bfin.c: Ditto.
3915 * config/c6x/c6x.c: Ditto.
3916 * config/cr16/cr16.c: Ditto.
3917 * config/cris/cris.c: Ditto.
3918 * config/epiphany/epiphany.c: Ditto.
3919 * config/fr30/fr30.c: Ditto.
3920 * config/frv/frv.c: Ditto.
3921 * config/h8300/h8300.c: Ditto.
3922 * config/ia64/ia64.c: Ditto.
3923 * config/iq2000/iq2000.c: Ditto.
3924 * config/lm32/lm32.c: Ditto.
3925 * config/m32c/m32c.c: Ditto.
3926 * config/m32r/m32r.c: Ditto.
3927 * config/m68k/m68k.c: Ditto.
3928 * config/mcore/mcore.c: Ditto.
3929 * config/microblaze/microblaze.c: Ditto.
3930 * config/mmix/mmix.c: Ditto.
3931 * config/mn10300/mn10300.c: Ditto.
3932 * config/moxie/moxie.c: Ditto.
3933 * config/msp430/msp430.c: Ditto.
3934 * config/nios2/nios2.c: Ditto.
3935 * config/nvptx/nvptx.c: Ditto.
3936 * config/pa/pa.c: Ditto.
3937 * config/pdp11/pdp11.c: Ditto.
3938 * config/rl78/rl78.c: Ditto.
3939 * config/sparc/sparc.c: Ditto.
3940 * config/spu/spu.c: Ditto.
3941 * config/stormy16/stormy16.c: Ditto.
3942 * config/tilegx/tilegx.c: Ditto.
3943 * config/tilepro/tilepro.c: Ditto.
3944 * config/v850/v850.c: Ditto.
3945 * config/vax/vax.c: Ditto.
3946 * config/visium/visium.c: Ditto.
3947 * config/xtensa/xtensa.c: Ditto.
3949 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3952 * tsan.c: Include target.h.
3953 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3954 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3955 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3956 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3957 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3959 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3960 Martin Liska <mliska@suse.cz>
3963 * predict.c (force_edge_cold): Add braces to a condition.
3965 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3967 PR rtl-optimization/77289
3968 * lra-constraints.c (get_final_hard_regno): Removed.
3969 (get_hard_regno): Add new parameter final_p.
3970 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3971 (operands_match_p): Adjust call to get_hard_regno.
3972 (uses_hard_regs_p): Likewise.
3973 (process_alt_operands): Likewise.
3975 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3978 * config/msp430/msp430.c (msp430_start_function): Emit an error
3979 if a function is both weak and specifies an interrupt number.
3981 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3983 PR tree-optimization/77454
3984 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3985 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3988 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3990 * config/aarch64/aarch64-builtins.c
3991 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3993 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3995 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3996 SFmode and SCmode arguments by reference.
3998 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4000 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4002 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4003 for renaming of add_fixit_insert to add_fixit_insert_before.
4004 (selftest::test_one_liner_fixit_insert_after): New function.
4005 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4006 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4007 (selftest::test_one_liner_many_fixits): Likewise.
4008 (selftest::test_diagnostic_show_locus_one_liner): Update for
4009 renaming, call new test function.
4010 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4011 renaming of add_fixit_insert to add_fixit_insert_before.
4012 (selftest::test_fixit_consolidation): Likewise.
4013 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4015 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4016 (selftest::test_applying_fixits_insert_before): ...this.
4017 (selftest::test_applying_fixits_insert): Update for renaming of
4018 add_fixit_insert to add_fixit_insert_before.
4019 (selftest::test_applying_fixits_insert_after): New function.
4020 (selftest::test_applying_fixits_insert_after_at_line_end): New
4022 (selftest::test_applying_fixits_insert_after_failure): New function.
4023 (selftest::test_applying_fixits_multiple): Update for renaming of
4024 add_fixit_insert to add_fixit_insert_before.
4025 (selftest::change_line): Likewise.
4026 (selftest::test_applying_fixits_unreadable_file): Likewise.
4027 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4028 (selftest::test_applying_fixits_column_validation): Likewise.
4029 (selftest::test_applying_fixits_column_validation): Likewise.
4030 (selftest::edit_context_c_tests): Update for renamed test function;
4031 call new test functions.
4033 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4035 PR tree-optimization/77536
4036 PR rtl-optimization/68212
4037 * config/rs6000/rs6000.md (div->recip splitter): Remove
4038 optimize_insn_for_speed_p condition.
4040 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4042 * optabs.c (prepare_cmp_insn): Update documentation comment.
4044 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4045 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4048 * opts.h (candidates_list_and_hint): Declare.
4049 * opts-common.c (candidates_list_and_hint): New function.
4050 (cmdline_handle_error): Use it.
4052 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4054 * edit-context.c (edited_line::get_len): New accessor.
4055 (edited_file::print_diff): Split out hunk-printing into...
4056 (edited_file::print_diff_hunk): New method.
4057 (edited_file::print_diff_line): New method.
4059 2016-09-12 Andrew Pinski <apinski@cavium.com>
4061 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4063 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4064 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4065 (aarch64_operands_ok_for_ldpstp): Return false if
4066 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4067 was SImode and the alignment is less than 8 byte.
4068 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4070 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4073 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4075 2016-09-12 Marek Polacek <polacek@redhat.com>
4077 * doc/extend.texi: Use lowercase "boolean".
4078 * doc/invoke.texi: Likewise.
4079 * doc/md.texi: Likewise.
4080 * target.def: Likewise.
4081 * doc/tm.texi: Regenerated.
4083 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4086 * expmed.c (synth_mult): Delete duplicate mode check.
4088 2016-09-10 Tom de Vries <tom@codesourcery.com>
4091 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4093 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4094 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4096 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4098 PR rtl-optimization/77289
4099 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4100 register numbers. Remove support for subregs.
4101 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4102 (get_reg_class): Delete removed get_final_hard_regno() argument.
4103 (uses_hard_regs_p): Call get_final_hard_regno().
4105 2016-09-09 Martin Sebor <msebor@redhat.com>
4109 * pretty-print.c (pp_quoted_string): New function.
4110 (pp_format): Call it for %c and %s directives.
4112 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4114 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4115 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4116 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4117 * target.def (frame_pointer_required, can_eliminate): Likewise.
4118 * doc/tm.texi: Regenerated.
4119 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4121 * df-scan.c (df_hard_reg_init): Likewise.
4122 * ira.c (ira_setup_eliminable_regset): Likewise.
4123 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4124 init_elim_table): Likewise.
4125 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4126 set_initial_elim_offsets, update_eliminables,
4127 init_elim_table): Likewise.
4128 * rtlanal.c (get_initial_register_offset): Likewise.
4129 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4130 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4131 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4132 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4133 * config/fr30/fr30.h: Fix comment.
4134 * config/frv/frv.c: Likewise.
4135 * config/frv/frv.h: Likewise.
4136 * config/ft32/ft32.h: Likewise.
4137 * config/visium/visium.h: Likewise.
4138 * config/pa/pa64-linux.h: Likewise.
4139 * config/v850/v850.h: Likewise.
4140 * config/cris/cris.c: Likewise.
4141 * config/ia64/ia64.h: Likewise.
4142 * config/moxie/moxie.h: Likewise.
4143 * config/m32r/m32r.h: Likewise.
4145 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4148 * config.in: Regenerate.
4149 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4151 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4152 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4153 static-libmpxwrappers case.
4154 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4155 MPX_LD_AS_NEEDED_GUARD_POP.
4156 * configure: Regenerate.
4157 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4158 defined if linker support "--push-state"/"--pop-state".
4160 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4162 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4164 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4166 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4167 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4168 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4169 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4170 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4171 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4172 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4174 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4175 width macros from TS 18661-1.
4176 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4178 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4181 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4182 OMP_CLAUSE_SAFELEN_EXPR.
4184 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4186 * Makefile.in (OBJS): Add substring-locations.o.
4187 * langhooks-def.h (class substring_loc): New forward decl.
4188 (lhd_get_substring_location): New decl.
4189 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4190 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4191 * langhooks.c (lhd_get_substring_location): New function.
4192 * langhooks.h (class substring_loc): New forward decl.
4193 (struct lang_hooks): Add field get_substring_location.
4194 * substring-locations.c: New file, taking definition of
4195 format_warning_va and format_warning_at_substring from
4196 c-family/c-format.c, making them non-static.
4197 * substring-locations.h (class substring_loc): Move class here
4198 from c-family/c-common.h. Add and rewrite comments.
4199 (format_warning_va): New decl.
4200 (format_warning_at_substring): New decl.
4201 (get_source_location_for_substring): Add comment.
4203 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4205 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4206 to avoid -Wnarrowing warning.
4207 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4208 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4210 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4212 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4213 Avoid use of base_offset if offset already in range.
4215 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4217 * config/sh/sh-protos.h (struct sh_atomic_model,
4218 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4219 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4220 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4221 * config/sh/sh.h (struct sh_atomic_model,
4222 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4223 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4224 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4225 Guard with __cplusplus.
4227 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4230 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4231 unsupported or unknown ISA, use expand_call.
4233 2016-09-06 Martin Liska <mliska@suse.cz>
4235 PR gcov-profile/77378
4236 PR gcov-profile/77466
4237 * tree-profile.c (tree_profiling): Detect whether target can use
4238 -fprofile-update=atomic.
4240 2016-09-06 Richard Biener <rguenther@suse.de>
4242 PR tree-optimization/77479
4243 * tree-vrp.c (update_value_range): Extend overflow handling to
4246 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4249 * config/i386/i386.md (isa): Add x64_avx512bw.
4250 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4251 (kmov_isa): New mode attr.
4252 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4253 (*zero_extend<mode>si2): Likewise.
4254 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4256 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4258 * doc/invoke.texi (SPU Options): nops -> NOPs.
4259 (x86 Options): Ditto.
4261 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4264 * toplev.c (process_options): Temporarily set input_location
4265 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4267 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4269 PR rtl-optimization/77452
4270 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4271 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4273 2016-09-05 Marek Polacek <polacek@redhat.com>
4276 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4278 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4281 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4282 *insn_out == '*' test. Don't copy unnecessary to yet another
4283 memory buffer, and don't leak it.
4285 PR rtl-optimization/77425
4286 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4288 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4290 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4292 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4294 * common.opt (fdiagnostics-generate-patch): New option.
4295 * diagnostic.c: Include "edit-context.h".
4296 (diagnostic_initialize): Initialize context->edit_context_ptr.
4297 (diagnostic_finish): Delete context->edit_context_ptr.
4298 (diagnostic_report_diagnostic): Add fix-it hints from the
4299 diagnostic to context->edit_context_ptr, if any.
4300 * diagnostic.h (class edit_context): Add forward decl.
4301 (struct diagnostic_context): Add field "edit_context_ptr".
4302 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
4303 -fdiagnostics-generate-patch.
4304 (-fdiagnostics-generate-patch): New item.
4305 * toplev.c: Include "edit-context.h".
4306 (process_options): Set global_dc->edit_context_ptr to a new
4307 edit_context if the options need one.
4308 (toplev::main): Handle -fdiagnostics-generate-patch by using
4309 global_dc->edit_context_ptr.
4311 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4314 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
4315 map and firstprivate clauses on target construct for _Atomic
4317 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
4318 on target construct for _Atomic qualified decls.
4319 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
4321 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
4322 _Atomic qualified arguments not mentioned in uniform clause.
4324 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4326 * Makefile.in (OBJS-libcommon): Add edit-context.o.
4327 * diagnostic-color.c (color_dict): Add "diff-filename",
4328 "diff-hunk", "diff-delete", and "diff-insert".
4329 (parse_gcc_colors): Update default value of GCC_COLORS in comment
4330 to reflect above changes.
4331 * doc/invoke.texi (-fdiagnostics-color): Update description of
4332 default GCC_COLORS, and of the supported capabilities.
4333 * edit-context.c: New file.
4334 * edit-context.h: New file.
4335 * input.c (struct fcache): Add field "missing_trailing_newline".
4336 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
4338 (add_file_to_cache_tab): Likewise.
4339 (fcache::fcache): Likewise.
4340 (get_next_line): Update c->missing_trailing_newline.
4341 (location_missing_trailing_newline): New function.
4342 * input.h (location_missing_trailing_newline): New decl.
4343 * selftest-run-tests.c (selftest::run_tests): Call
4344 edit_context_c_tests.
4345 * selftest.h (edit_context_c_tests): New decl.
4347 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4348 Richard Biener <rguenth@suse.de>
4350 PR tree-optimization/77444
4351 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
4352 as steptype, remove redundant initialization.
4354 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4357 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
4358 (sanopt_optimize_walker): Optimize away
4359 __asan_before_dynamic_init (...) followed by
4360 __asan_after_dynamic_init () without intervening memory loads/stores.
4361 * ipa-pure-const.c (special_builtin_state): Handle
4362 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
4363 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
4365 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4367 * cfg.c (free_original_copy_tables): Replace second assignment of
4368 bb_copy = NULL by bb_original = NULL.
4370 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4373 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
4374 assignment added in r216794.
4376 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4378 * Makefile.in (OBJS): Add typed-splay-tree.o.
4379 * selftest-run-tests.c (selftest::run_tests): Call
4380 typed_splay_tree_c_tests.
4381 * selftest.h (typed_splay_tree_c_tests): New decl.
4382 * typed-splay-tree.c: New file.
4383 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
4384 (typed_splay_tree::max): New method.
4385 (typed_splay_tree::min): New method.
4386 (typed_splay_tree::foreach): New method.
4387 (typed_splay_tree::closure): New struct.
4388 (typed_splay_tree::inner_foreach_fn): New function.
4390 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4392 * ipa-cp.c (ipcp_store_bits_results): Change option name from
4393 -fipa-cp-bit to -fipa-bit-cp.
4395 2016-09-01 Martin Sebor <msebor@redhat.com>
4397 PR tree-optimization/71831
4398 * tree-object-size.h: Return bool instead of the size and add
4399 argument for the size.
4400 * tree-object-size.c (compute_object_offset): Update signature.
4401 (addr_object_size): Same.
4402 (compute_builtin_object_size): Return bool instead of the size
4403 and add argument for the size. Handle POINTER_PLUS_EXPR when
4404 optimization is disabled.
4405 (expr_object_size): Adjust.
4406 (plus_stmt_object_size): Adjust.
4407 (pass_object_sizes::execute): Adjust.
4408 * builtins.c (fold_builtin_object_size): Adjust.
4409 * doc/extend.texi (Object Size Checking): Update.
4410 * ubsan.c (instrument_object_size): Adjust.
4412 2016-09-01 Martin Sebor <msebor@redhat.com>
4414 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
4415 it fits the output of the formatted function regardless of its
4417 * gcc/genmodes.c (parser::parse_expr): Same.
4418 * gimplify.c (gimplify_asm_expr): Same.
4419 * passes.c (pass_manager::register_one_dump_file): Same.
4420 * print-tree.c (print_node): Same.
4422 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4424 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
4426 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4428 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
4430 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4432 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4433 * config/rs6000/vector.md: Ditto.
4434 * config/rs6000/vsx.md: Ditto.
4436 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4438 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4441 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4443 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4444 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4445 *return_and_restore_gpregs_<mode>_r11,
4446 *return_and_restore_gpregs_<mode>_r12,
4447 *return_and_restore_gpregs_<mode>_r1,
4448 *return_and_restore_fpregs_<mode>_r11,
4449 *return_and_restore_fpregs_<mode>_r12,
4450 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4451 directly instead of via the "l" constraint. Renumber operands.
4454 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4456 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4457 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4458 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4459 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4460 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4461 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4462 *call_value_nonlocal_darwin64, reload_macho_picbase,
4463 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4464 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4465 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4466 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4467 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4468 *save_fpregs_<mode>_r1): Ditto.
4469 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4470 *return_and_restore_gpregs_spe): Ditto.
4472 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4474 * config/rs6000/rs6000.md
4475 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4476 the use of the link register.
4477 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4479 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4480 Michael Meissner <meissner@linux.vnet.ibm.com>
4483 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4484 reg+reg addressing for TImode.
4485 (rs6000_legitimate_address_p): Only allow register indirect
4486 addressing for TImode, even without TARGET_QUAD_MEMORY.
4488 2016-09-01 Richard Biener <rguenther@suse.de>
4491 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4492 check whether the result fits the desired result type.
4494 2016-09-01 Nathan Sidwell <nathan@acm.org>
4496 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4498 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4500 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4502 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4504 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4506 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4507 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4508 for comparisons of integer ZERO_EXTEND against zero.
4510 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4512 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4513 STV pass if -mstackrealign is enabled.
4515 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4517 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4520 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4522 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4523 (layout_range::intersects_line_p): New method.
4524 (test_range_contains_point_for_single_point): Rename to...
4525 (test_layout_range_for_single_point): ...this, and add testing
4526 for layout_range::intersects_line_p.
4527 (test_range_contains_point_for_single_line): Rename to...
4528 (test_layout_range_for_single_line): ...this, and add testing
4529 for layout_range::intersects_line_p.
4530 (test_range_contains_point_for_multiple_lines): Rename to...
4531 (test_layout_range_for_multiple_lines): ...this, and add testing
4532 for layout_range::intersects_line_p.
4533 (layout::layout): Populate m_fixit_hints.
4534 (layout::get_expanded_location): Handle the case of a line-span
4536 (layout::validate_fixit_hint_p): New method.
4537 (get_line_span_for_fixit_hint): New function.
4538 (layout::calculate_line_spans): Add spans for fixit-hints.
4539 (layout::should_print_annotation_line_p): New method.
4540 (layout::print_any_fixits): Drop param "richloc", instead using
4541 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4542 (diagnostic_show_locus): Avoid printing blank annotation lines.
4543 (selftest::test_diagnostic_context::test_diagnostic_context):
4544 Initialize show_column and start_span.
4545 (selftest::test_diagnostic_context::start_span_cb): New static
4547 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4548 (selftest::diagnostic_show_locus_c_tests): Update for function
4549 renamings. Call test_diagnostic_show_locus_fixit_lines.
4551 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4553 PR tree-optimization/73714
4554 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4556 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4558 * selftest.c: Move "namespace selftest {" to top of file,
4559 removing explicit "selftest::" qualifiers throughout.
4561 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4563 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4565 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4566 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4567 Replace builtin with vector extension.
4568 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4570 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4571 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4572 Replace builtin with vector extension.
4573 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4574 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4575 Replace builtin with vector extension.
4576 * config/i386/xmmintrin.h (__m128_u): New type.
4577 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4578 (_mm_load_ps, _mm_store_ps): Simplify.
4580 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4582 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4584 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4586 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4587 than 3 ranges per diagnostic by alternating between color 1 and
4589 (layout::layout): Replace use of rich_location::MAX_RANGES
4590 with richloc->get_num_locations ().
4591 (layout::calculate_line_spans): Replace use of
4592 rich_location::MAX_RANGES with m_layout_ranges.length ().
4593 (layout::print_annotation_line): Handle arbitrary numbers of
4594 ranges in caret-printing by defaulting to '^'.
4595 (selftest::test_one_liner_many_fixits): New function.
4596 (test_diagnostic_show_locus_one_liner): Call it.
4597 * diagnostic.c (diagnostic_initialize): Update for renaming
4598 of rich_location::MAX_RANGES to
4599 rich_location::STATICALLY_ALLOCATED_RANGES.
4600 * diagnostic.h (struct diagnostic_context): Likewise.
4602 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4604 * selftest.c (selftest::named_temp_file::named_temp_file): New
4606 (selftest::temp_source_file::~temp_source_file): Move to...
4607 (selftest::named_temp_file::~named_temp_file): ...here.
4608 (selftest::test_named_temp_file): New function.
4609 (selftest::selftest_c_tests): Call test_named_temp_file.
4610 * selftest.h (class named_temp_file): New class.
4611 (class temp_source_file): Convert to a subclass of named_temp_file.
4613 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4615 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4616 USEs of LR_REGNO in returns and sibcalls.
4617 (rs6000_output_mi_thunk): Similar.
4618 (rs6000_sibcall_aix): Similar.
4619 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4620 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4621 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4622 Remove the USE of LR_REGNO from the patterns as well. Delete an
4624 (return_internal_<mode>): Delete.
4626 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4628 * gcc/config/aarch64/aarch64-simd.md
4629 (aarch64_ld2<mode>_dreg_le): New.
4630 (aarch64_ld2<mode>_dreg_be): New.
4631 (aarch64_ld2<mode>_dreg): Removed.
4632 (aarch64_ld3<mode>_dreg_le): New.
4633 (aarch64_ld3<mode>_dreg_be): New.
4634 (aarch64_ld3<mode>_dreg): Removed.
4635 (aarch64_ld4<mode>_dreg_le): New.
4636 (aarch64_ld4<mode>_dreg_be): New.
4637 (aarch64_ld4<mode>_dreg): Removed.
4638 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4640 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4642 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4643 redundant location param.
4644 (test_one_liner_fixit_remove): Likewise.
4645 (test_one_liner_fixit_replace): Likewise.
4646 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4647 * gcc-rich-location.c
4648 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4649 get_range_from_loc. Drop overload taking a const char *.
4650 * gcc-rich-location.h
4651 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4654 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4656 * config/linux.c (linux_libc_has_function): Return true on musl.
4658 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4660 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4662 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4664 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4665 used for abnormal egdes.
4667 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4669 PR tree-optimization/72866
4670 * tree-vect-patterns.c (search_type_for_mask): Turn into
4671 a small wrapper, move all code to ...
4672 (search_type_for_mask_1): ... this new function. Add caching
4673 and adjust recursive calls.
4676 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4677 instead of lookup_type_die (type_main_variant (type)) even for array
4681 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4682 constant pool reference return x instead of c.
4684 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4686 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4689 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4692 (selftest::test_make_location_nonpure_range_endpoints): Fix
4695 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4697 * diagnostic-show-locus.c
4698 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4700 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4701 * input.c (get_pure_location): Move to libcpp/line-map.c.
4702 * input.h (get_pure_location): Convert decl to an inline function
4703 calling implementation in libcpp.
4705 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4708 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4709 template for intel asm dialect.
4710 (vec_set_hi_<mode><mask_name>): Ditto.
4712 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4714 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4715 (selftest::fail_formatted): Likewise.
4717 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4719 * input.c (make_location): Call get_start and get_finish
4720 on the endpoints to avoid storing packed ranges or ad-hoc
4722 (selftest::test_make_location_nonpure_range_endpoints): New function.
4723 (selftest::input_c_tests): Call it.
4724 * input.h (get_start): New inline function.
4726 2016-08-29 Tom de Vries <tom@codesourcery.com>
4729 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4732 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4734 * Makefile.in (gcov-iov.h): Add dummy recipe.
4736 2016-08-29 Nathan Sidwell <nathan@acm.org>
4738 * config/nvptx/nvptx.c: #include tree-vrp.h.
4740 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4743 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4744 HIGH+LO construct during reload.
4746 2016-08-28 Tom de Vries <tom@codesourcery.com>
4749 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4750 'sysv_abi va_list' attribute.
4751 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4752 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4755 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4757 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4758 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4759 (unshare_all_rtl_again): Likewise.
4760 * function.c (assign_stack_local_1): Likewise.
4761 (assign_stack_temp_for_type): Likewise.
4763 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4765 * cfgbuild.c (make_edges): Adjust.
4766 * cfgrtl.c (can_delete_label_p): Likewise.
4767 * dwarf2cfi.c (create_trace_edges): Likewise.
4768 * except.c (sjlj_emit_dispatch_table): Likewise.
4769 * function.h (struct expr_status): make x_forced_labels a vector.
4770 * jump.c (rebuild_jump_labels_1): Adjust.
4771 * reload1.c (set_initial_label_offsets): Likewise.
4772 * stmt.c (force_label_rtx): Likewise.
4773 (expand_label): Likewise.
4775 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4777 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4779 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4781 PR tree-optimization/71077
4782 PR tree-optimization/68542
4783 * fold-const.c (fold_relational_const): Fix folding of
4784 VECTOR_CST comparisons that have a scalar boolean result type.
4785 (selftest::test_vector_folding): New static function.
4786 (selftest::fold_const_c_tests): Call it.
4788 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4790 * doc/extend.texi (SPU Built-in Functions): Remove stale
4791 references to material formerly at IBM and Sony.
4793 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4796 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4798 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4800 * diagnostic-show-locus.c
4801 (selftest::test_fixit_consolidation): New function.
4802 (selftest::diagnostic_show_locus_c_tests): Call it.
4803 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4804 constructor based on source_range.
4806 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4808 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4810 (parse_gcc_colors): Update description of default GCC_COLORS.
4811 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4812 (colorizer::set_fixit_insert): New method.
4813 (colorizer::set_fixit_delete): New method.
4814 (colorizer::get_color_by_name): New method.
4815 (colorizer::STATE_FIXIT_INSERT): New constant.
4816 (colorizer::STATE_FIXIT_DELETE): New constant.
4817 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4818 fields in favor of new field "m_stop_color". Add fields
4819 "m_fixit_insert" and "m_fixit_delete".
4820 (colorizer::colorizer): Update for above changes. Replace
4821 colorize_start calls with calls to get_color_by_name.
4822 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4823 STATE_FIXIT_DELETE. Update for field renamings.
4824 (colorizer::finish_state): Simplify by using m_stop_color,
4825 rather than multiple identical "*_ce" fields.
4826 (colorizer::get_color_by_name): New method.
4827 (layout::print_any_fixits): Print insertions and replacements
4828 using the "fixit-insert" color, and deletions using the
4829 "fixit-delete" color.
4830 * doc/invoke.texi (-fdiagnostics-color): Update description of
4831 default GCC_COLORS, and of the supported capabilities.
4833 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4835 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4836 current_function_static_stack_size variable with the static
4837 stack frame size of the current function when
4838 flag_stack_usage_info is enabled.
4840 2016-08-26 Nathan Sidwell <nathan@acm.org>
4842 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4843 assignment inside if condition.
4845 2016-08-26 Richard Biener <rguenther@suse.de>
4847 PR tree-optimization/69047
4848 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4849 extracts similar to what FRE does.
4850 (non_rewritable_mem_ref_base): Likewise.
4852 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4854 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4855 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4856 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4857 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4858 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4860 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4861 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4862 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4863 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4864 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4866 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4869 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4870 reservation duration to 15 cycles.
4871 (cortex_a8_vfp_macs): Likewise.
4872 (cortex_a8_vfp_macd): Likewise.
4873 (cortex_a8_vfp_divs): Likewise.
4874 (cortex_a8_vfp_divd): Likewise.
4876 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4878 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4879 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4881 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4882 Martin Jambhor <mjambor@suse.cz>
4884 * common.opt: New option -fipa-bit-cp.
4885 * doc/invoke.texi: Document -fipa-bit-cp.
4886 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4887 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4888 * tree-ssa-ccp.h: New header file.
4889 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4890 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4891 Replace all occurences of tree parameter by two new params: signop, int.
4892 (bit_value_unop_1): Change to bit_value_unop and export it.
4893 Replace all occurences of tree parameter by two new params: signop,
4895 (bit_value_binop): Change call from bit_value_binop_1 to
4897 (bit_value_assume_aligned): Likewise.
4898 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4899 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4901 (ccp_finalize): Skip processing if val->mask == 0.
4902 * ipa-cp.c: Include tree-ssa-ccp.h
4903 (ipcp_bits_lattice): New class.
4904 (ipcp_param_lattice (bits_lattice): New member.
4905 (print_all_lattices): Call ipcp_bits_lattice::print.
4906 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4907 (initialize_node_lattices): Likewise.
4908 (propagate_bits_accross_jump_function): New function.
4909 (propagate_constants_accross_call): Call
4910 propagate_bits_accross_jump_function.
4911 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4912 (ipcp_store_bits_results): New function.
4913 (ipcp_driver): Call ipcp_store_bits_results.
4914 * ipa-prop.h (ipa_bits): New struct.
4915 (ipa_jump_func): Add new member bits of type ipa_bits.
4916 (ipa_param_descriptor): Change decl to decl_or_type.
4917 (ipa_get_param): Change decl to decl_or_type and assert on
4919 (ipa_get_type): New function.
4920 (ipcp_transformation_summary): New member bits.
4921 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4922 (ipa_populate_param_decls): Likewise.
4923 (ipa_dump_param): Likewise.
4924 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4926 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4927 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4929 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4930 (ipa_write_jump_function): Add streaming for ipa_bits.
4931 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4932 (write_ipcp_transformation_info): Add streaming for ipa_bits
4934 (read_ipcp_transfomration_info): Add support for reading streamed
4936 (ipcp_update_bits): New function.
4937 (ipcp_transform_function): Call ipcp_update_bits.
4939 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4941 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4942 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4944 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4946 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4948 2016-08-25 Richard Biener <rguenther@suse.de>
4950 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4951 Only add locations in late dwarf.
4952 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4953 (dwarf2out_early_finish): But do it here.
4955 2016-08-24 Michael Collison <michael.collison@linaro.org>
4956 Michael Collison <michael.collison@arm.com>
4958 * config/arm/arm-modes.def: Add new condition code mode CC_V
4959 to represent the overflow bit.
4960 * config/arm/arm.c (maybe_get_arm_condition_code):
4961 Add support for CC_Vmode.
4962 (arm_gen_unlikely_cbranch): New function to generate common
4963 rtl conditional branches for overflow patterns.
4964 * config/arm/arm-protos.h: Add prototype for
4965 arm_gen_unlikely_cbranch.
4966 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4967 addsi3_compareV_upper): New patterns to support signed
4968 builtin overflow add operations.
4969 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4970 New patterns to support unsigned builtin add overflow operations.
4971 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4972 builtin overflow subtract operations,
4973 (usubv<mode>4): New patterns to support unsigned builtin subtract
4974 overflow operations.
4975 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4976 to support builtin overflow negate operations.
4978 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4981 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4983 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4984 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4987 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4989 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4990 MULTILIB_OPTIONS should be used. Small wording fixes.
4991 * genmultilib: Memorize set of all option combinations in
4992 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4993 found in MULTILIB_OPTIONS by checking if option set is listed in
4994 combination_space. Output new and existing error message to stderr.
4996 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4998 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4999 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5000 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5001 (MULTILIB_REUSE): Remove reuse rules for option set including
5002 -mfpu=fp-armv8 and -mfpu=vfpv4
5004 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5006 * config/arm/t-rtems: Add vfp multilib.
5008 2016-08-23 Ian Lance Taylor <iant@golang.org>
5010 * config/s390/s390.c (s390_asm_file_start): Call
5013 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5015 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5016 initialization of all 0's to the 0 constant, instead of directly
5017 generating XOR. Add support for V4SImode vector initialization on
5018 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5019 initialization. Change variables used in V4SFmode vector
5020 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5021 any memory addresses are in index form. Add support for using
5022 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5023 with all of the same element.
5024 (regno_or_subregno): New helper function to return a register
5025 number for either REG or SUBREG.
5026 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5027 Use regno_or_subregno where possible.
5028 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5029 DImode value from two SImode values in order to generate V4SImode
5030 vector initialization on 64-bit systems with direct move.
5031 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5033 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5035 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5037 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5038 attributes to initialize V8HImode and V16QImode vectors with the
5040 (VSX_SPLAT_COUNT): Likewise.
5041 (VSX_SPLAT_SUFFIX): Likewise.
5042 (UNSPEC_VSX_VEC_INIT): New unspec.
5043 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5044 Allow SFmode values to come from Altivec registers.
5045 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5046 on 64-bit systems with direct move.
5047 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5048 vector initializations, to allow V4SImode vector initializations
5049 on 64-bit systems with direct move.
5050 (vsx_splat_v4si): Likewise.
5051 (vsx_splat_v4si_di): Likewise.
5052 (vsx_splat_v4sf): Likewise.
5053 (vsx_splat_v4sf_internal): Likewise.
5054 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5056 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5057 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5058 initializing V8HImode and V16QImode vectors with the same
5060 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5061 optimization if -maltivec=be.
5063 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5065 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5066 attribute for alternatives 3 and 4.
5068 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5070 * selftest.c (selftest::assert_str_contains): New function.
5071 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5072 * selftest.h (selftest::assert_str_contains): New decl.
5073 (ASSERT_STR_CONTAINS): New macro.
5075 2016-08-23 Richard Biener <rguenther@suse.de>
5077 PR tree-optimization/77286
5078 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5080 (vect_transform_loop): Split exit edges of loop and scalar
5081 loop if required and at the appropriate time.
5083 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5085 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5086 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5088 Correct a typo in a comment.
5090 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5092 * config/s390/s390.md ("*andc_split"): New splitter for and with
5095 2016-08-23 Richard Biener <rguenther@suse.de>
5097 PR tree-optimization/27336
5098 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5099 by looking for a non-EH edge.
5100 (process_assert_insertions_for): Likewise.
5102 2016-08-23 Richard Biener <rguenther@suse.de>
5105 * statistics.c (statistics_counter_event): Robustify against
5108 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5110 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5111 for targets amdfam10 and barcelona.
5113 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5115 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5116 (zero_extend<mode>di2): Ditto.
5117 (*zero_extend<mode>si2): Ditto.
5118 (*zero_extendqihi2): Ditto.
5120 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5123 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5124 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5126 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5128 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5129 identical consecutive elements.
5130 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5131 the node's def stmt, avoid printing an unwanted trailing newline by
5132 replacing the call to print_gimple_stmt() with its inlined body and
5133 adjusting it to not set pp_needs_newline and to call pp_flush()
5134 instead of pp_newline_and_flush().
5136 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5138 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5139 (float32_type_node, float64_type_node, float32x_type_node)
5140 (float128x_type_node): New macros.
5141 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5142 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5143 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5144 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5145 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5146 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5147 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5148 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5149 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5150 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5151 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5152 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5153 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5154 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5155 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5156 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5157 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5158 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5159 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5161 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5162 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5163 * doc/extend.texi (Other Builtins): Document these built-in
5165 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5168 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5170 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5172 2016-08-22 Richard Biener <rguenther@suse.de>
5174 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5176 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5179 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5180 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5181 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5183 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5185 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5186 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5187 (vrp_visit_switch_stmt): Likewise.
5188 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5189 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5190 (vrp_visit_stmt): Use extract_range_from_stmt.
5191 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5193 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5195 * Makefile.in: Add tree-vrp.h to GTFILES.
5196 * gengtype.c (open_base_files): Add tree-vrp.h.
5197 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5198 * builtins.c: Likewise.
5199 * fold-const.c: Likewise.
5200 * gimple-builder.c: Likewise.
5201 * gimple-laddress.c: Likewise.
5202 * hsa-gen.c: Likewise.
5203 * internal-fn.c: Likewise.
5205 * targhooks.c: Liewise,
5206 * tree-ssa-address.c: Likewise.
5207 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5208 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5209 * tree-vrp.h: New file.
5211 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5213 PR tree-optimization/61839
5214 * tree-vrp.c (two_valued_val_range_p): New.
5215 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5216 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5217 Also Convert VAR BINOP CST where VAR is two-valued to
5218 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5220 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5222 * diagnostic-show-locus.c
5223 (layout::annotation_line_showed_range_p): New method.
5224 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5225 Reimplement case fixit_hint::REPLACE to cover removals, and
5226 replacements where the range of the replacement isn't one
5227 of the ranges in the rich_location.
5228 (test_one_liner_fixit_replace): Likewise.
5229 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5231 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5233 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5235 * diagnostic.c (print_parseable_fixits): Remove case
5238 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5241 * config/i386/i386.c (ix86_option_override_internal): Remove
5242 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5243 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5244 Do not try to enable TARGET_PRFCHW ISA flag here.
5245 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5246 Rewrite expander function body.
5247 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5249 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5252 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5253 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5254 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5255 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5256 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5257 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5258 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5259 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5260 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5262 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5264 (struct floatn_type_info): New structure type.
5265 (floatn_nx_types): New variable declaration.
5266 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5267 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5268 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5269 * tree.c (floatn_nx_types): New variable.
5270 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5271 corresponding complex types.
5272 * target.def (floatn_mode): New hook.
5273 * targhooks.c: Include "real.h".
5274 (default_floatn_mode): New function.
5275 * targhooks.h (default_floatn_mode): New prototype.
5276 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5278 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5279 effective-target and dg-add-options keywords.
5280 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5281 Document new effective-target keywords.
5282 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5283 * doc/tm.texi: Regenerate.
5284 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5285 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5286 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5288 * real.h (struct real_format): Add field ieee_bits.
5289 * real.c (ieee_single_format, mips_single_format)
5290 (motorola_single_format, spu_single_format, ieee_double_format)
5291 (mips_double_format, motorola_double_format)
5292 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5293 (ieee_extended_intel_128_format)
5294 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5295 (mips_extended_format, ieee_quad_format, mips_quad_format)
5296 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5297 (decimal_double_format, decimal_quad_format, ieee_half_format)
5298 (arm_half_format, real_internal_format: Initialize ieee_bits
5300 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
5301 float128_type_node. Set float80_type_node to float64x_type_node
5302 if appropriate and long_double_type_node not appropriate.
5303 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
5304 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
5305 Initialize ieee_bits field.
5306 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
5307 (rs6000_init_builtins): Set ieee128_float_type_node to
5309 (rs6000_floatn_mode): New function.
5311 2016-08-19 Jakub Jelinek <jakub@redhat.com>
5313 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5314 _rdseed64_step): Uglify argument names and/or local variable names
5315 in inline functions.
5316 * config/i386/rtmintrin.h (_xabort): Likewise.
5317 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
5318 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
5319 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
5320 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
5321 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
5322 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
5323 _mm_maskz_ternarylogic_epi32): Likewise.
5324 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
5325 __lwpins32, __lwpins64): Likewise.
5326 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
5327 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
5328 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
5329 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
5330 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
5331 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
5332 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
5333 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
5334 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
5335 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
5336 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
5337 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
5338 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
5339 _mm256_mask_i64gather_epi32): Likewise.
5340 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5341 * config/i386/ia32intrin.h (__writeeflags): Likewise.
5342 * config/i386/pkuintrin.h (_wrpkru): Likewise.
5343 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
5344 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
5345 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
5346 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
5347 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
5348 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
5349 _mm512_mask_prefetch_i64scatter_ps): Likewise.
5350 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5351 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
5352 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
5353 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
5354 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
5355 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
5356 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
5357 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
5359 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
5361 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
5362 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
5364 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
5365 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
5367 (_rdpkru_u32): Add space after function name.
5369 * config/i386/t-i386 (i386-c.o): Don't depend on
5370 i386-builtin-types.inc.
5371 (i386.o): Depend on i386-builtin-types.inc.
5373 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
5376 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
5377 Use const_vec_duplicate to check for duplicated elements.
5379 2016-08-19 Richard Biener <rguenther@suse.de>
5381 PR tree-optimization/77290
5382 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5383 Fix flag_tree_parallelize_loops check.
5385 2016-08-19 Richard Biener <rguenther@suse.de>
5387 * match.pd (x | 0 -> x): Add.
5389 2016-08-19 Richard Biener <rguenther@suse.de>
5391 PR tree-optimization/77286
5392 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
5393 Deal with virtual PHIs being out-of-order.
5395 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5397 * doc/invoke.texi (fverbose-asm): Note that source code lines
5398 are emitted, and provide an example.
5399 * final.c (asm_show_source): New function.
5400 (final_scan_insn): Call asm_show_source.
5402 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5404 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
5405 param with diagnostic_kind.
5406 (class colorizer): Similarly replace field m_diagnostic with
5408 (colorizer::colorizer): Replace diagnostic
5409 param with diagnostic_kind.
5410 (colorizer::begin_state): Update for above field change.
5411 (layout::layout): Replace diagnostic param with rich_location *
5412 and diagnostic_kind.
5413 (diagnostic_show_locus): Replace diagnostic param with richloc
5414 and diagnostic_kind.
5415 (class selftest::test_diagnostic_context): New class.
5416 (selftest::test_diagnostic_show_locus_unknown_location): New
5418 (selftest::test_one_liner_simple_caret): New function.
5419 (selftest::test_one_liner_caret_and_range): New function.
5420 (selftest::test_one_liner_multiple_carets_and_ranges): New
5422 (selftest::test_one_liner_fixit_remove): New function.
5423 (selftest::test_one_liner_fixit_replace): New function.
5424 (selftest::test_diagnostic_show_locus_one_liner): New function.
5425 (selftest::diagnostic_show_locus_c_tests): Call the new test
5427 * diagnostic.c (diagnostic_initialize): Initialize
5428 colorize_source_p, show_ruler_p and parseable_fixits_p.
5429 (default_diagnostic_finalizer): Update for change to
5430 diagnostic_show_locus.
5431 (diagnostic_append_note): Likewise.
5432 * diagnostic.h (diagnostic_show_locus): Replace
5433 const diagnostic_info * param with location * and diagnostic_t.
5435 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5437 * input.c (saved_line_table): New global.
5438 (class selftest::temp_line_table): Rename to line_table_test and
5439 move declaration to selftest.h, and drop field m_old_line_table.
5440 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5441 (selftest::line_table_test::line_table_test): ...this. Add a
5442 default ctor. Store current value of line_table within
5444 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5445 (selftest::line_table_test::~line_table_test): ...this, and
5446 restore line_table from the saved_line_table, rather than
5448 (selftest::test_accessing_ordinary_linemaps): Update for above
5450 (selftest::test_lexer): Likewise.
5451 (struct selftest::lexer_test): Likewise.
5452 (selftest::lexer_test::lexer_test): Likewise.
5453 (selftest::input_c_tests): Move the looping over test cases from
5455 (selftest::for_each_line_table_case): New function.
5456 * input.h (saved_line_table): New decl.
5457 * selftest.h (struct selftest::line_table_case): New forward decl.
5458 (class selftest::line_table_test): New class, moved here from
5459 selftest::temp_line_table in input.c, and renamed.
5460 (selftest::for_each_line_table_case): New decl.
5462 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5465 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5467 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5470 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5471 enclosing parallel construct for reduction variables on OpenACC loop
5474 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5476 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5477 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5479 (function_to_dwarf_procedure): Update comment.
5481 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5483 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5485 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5487 * selftest.c (selftest::temp_source_file::~temp_source_file):
5488 Evict m_filename from the diagnostic file cache.
5490 2016-08-18 Richard Biener <rguenther@suse.de>
5492 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5493 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5494 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5495 clone materialization.
5496 * passes.def (all_late_ipa_passes): Start with
5497 pass_materialize_all_clones.
5498 * cgraphunit.c (symbol_table::compile): Remove call to
5499 materialize_all_clones.
5500 * tree-into-ssa.c: Include statistics.h.
5501 (update_ssa): Count number of times we do incremental/rewrite
5504 2016-08-18 Richard Biener <rguenther@suse.de>
5506 PR tree-optimization/77282
5507 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5508 When doing auto-parallelizing also prevent use of PHIs that
5509 carry dependences across loop backedges.
5511 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5512 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5514 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5516 2016-08-18 Richard Biener <rguenther@suse.de>
5518 * ssa-iterators.h (ssa_vuse_operand): New inline.
5519 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5520 (predicate_all_scalar_phis): Use remove_phi_node to remove
5521 phi nodes predicated. Delay removing virtual PHIs.
5522 (predicate_mem_writes): Update virtual operands.
5523 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5524 (tree_if_conversion): Do not rewrite virtual SSA form.
5525 * tree-phinodes.c (release_phi_node): Make static.
5526 * tree-phinodes.h (release_phi_node): Remove.
5528 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5530 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5531 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5532 twice to define those.
5533 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5534 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5535 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5536 * config/i386/i386-builtin.def: New file.
5538 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5540 * input.c (get_source_range_for_char): Rename to...
5541 (selftest::get_source_range_for_char): ...this, and move within
5542 the #if CHECKING_P guard.
5543 (get_num_source_ranges_for_substring): Rename to...
5544 (selftest::get_num_source_ranges_for_substring): ...this, move
5545 within the #if CHECKING_P guard, and make static.
5546 (selftest::assert_num_substring_ranges): Initialize
5549 2016-08-18 Alan Modra <amodra@gmail.com>
5551 PR rtl-optimization/72771
5552 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5553 when find_reloads_toplev returns address_reloaded==-1.
5554 (alternative_allows_const_pool_ref): Update comment.
5556 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5558 PR tree-optimization/71752
5559 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5560 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5562 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5564 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5565 instead of testing ECF_NORETURN bit in gimple_call_flags.
5566 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5567 * predict.c (tree_bb_level_predictions): Likewise.
5568 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5571 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5572 turning a call into __builtin_unreachable-like noreturn call, adjust
5573 gimple_call_set_fntype.
5574 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5575 gimple_call_fntype has void return type.
5577 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5579 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5580 maybe_lookup_decl, to handle nested acc loop directives.
5582 2016-08-17 Richard Biener <rguenther@suse.de>
5584 PR tree-optimization/76490
5585 * tree-vrp.c (update_value_range): Preserve overflow infinities
5586 when intersecting with ranges from get_range_info.
5587 (operand_less_p): Handle overflow infinities correctly.
5588 (value_range_constant_singleton): Use vrp_operand_equal_p
5589 to handle overflow max/min correctly.
5590 (vrp_valueize): Likewise.
5591 (union_ranges): Likewise.
5592 (intersect_ranges): Likewise.
5593 (vrp_visit_phi_node): Improve iteration limitation to only
5594 apply when we'll possibly re-visit the PHI via a changed argument
5597 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5599 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5600 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5601 rather than those that should not be built.
5603 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5606 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5608 2016-08-17 Richard Biener <rguenther@suse.de>
5610 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5611 (verify_vssa): New function verifying virtual SSA form.
5612 (verify_ssa): Call it.
5613 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5614 Do not apply loop-closed SSA handling to virtuals.
5615 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5616 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5617 when rewriting their symbol.
5618 (prepare_def_site_for): Likewise.
5619 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5620 operands of moved stmts.
5622 2016-08-17 Richard Biener <rguenther@suse.de>
5624 PR tree-optimization/23855
5625 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5626 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5627 find guards to hoist. Do not update SSA form but rewrite virtuals
5628 into loop closed SSA.
5629 (find_loop_guard): Adjust to skip already hoisted guards. Do
5630 not mark virtuals for renaming or update SSA form.
5632 2016-08-17 Martin Liska <mliska@suse.cz>
5634 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5635 a LONG_LONG_TYPE_SIZE comparison.
5636 * gcov-io.h: Remove macro definitions.
5637 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5638 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5641 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5643 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5644 that builtins not mentioned in bdesc_* arrays come first, then
5645 the ones mentioned in bdesc_* arrays in the order they appear in
5646 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5647 IX86_BUILTIN__BDESC_*_LAST enumerator.
5648 (bdesc_mpx): Fix up a comment typo.
5649 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5650 __builtin_ia32_vpcomneu[bwdq] builtins.
5651 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5652 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5653 enum ix86_builtins ordering.
5654 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5655 for direct bdesc_* array member access instead of searching all the
5656 arrays until an fcode match is found.
5658 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5660 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5661 pattern as define_insn_and_split. Split insn before reload to
5663 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5664 <shift_insn><mode>3_1.
5665 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5666 <rotate_insn><mode>3_1.
5668 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5671 * input.c (get_source_range_for_substring): Rename to...
5672 (get_source_location_for_substring): ...this, adding param
5673 "caret_idx", and converting output param from source_range * to
5675 (get_source_range_for_char): New function.
5676 (get_num_source_ranges_for_substring): Update comment to reflect
5678 (assert_char_at_range): Update to use get_source_range_for_char
5679 rather than get_source_range_for_substring.
5680 (test_lexer_string_locations_concatenation_2): Likewise.
5681 * substring-locations.h (get_source_range_for_substring): Rename
5683 (get_source_location_for_substring): ...this, and adding param
5684 "caret_idx", and converting output param from source_range * to
5687 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5689 * input.c (class selftest::temp_source_file): Move to
5691 (selftest::temp_source_file::temp_source_file): Move to
5693 (selftest::temp_source_file::~temp_source_file): Likewise.
5694 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5696 (selftest::temp_source_file::~temp_source_file): Likewise.
5697 * selftest.h (class selftest::temp_source_file): Move here from
5700 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5703 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5704 inlining, add cgraph edge for the added __builtin_unreachable call.
5707 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5708 only cast it to SHWI for the final comparison.
5710 2016-08-16 Martin Liska <mliska@suse.cz>
5712 PR gcov-profile/36412
5713 * doc/gcov.texi: Document --hash-filenames(-x).
5714 * gcov.c (print_usage): Add the option.
5715 (process_args): Process the option, sort options alphabetically.
5716 (md5sum_to_hex): New function.
5717 (make_gcov_file_name): Do the md5sum and append it to a
5720 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5722 PR tree-optimization/69848
5723 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5724 and swtich operands to avoid additional NOT instruction.
5725 (vcond<v_cmp_mixed><mode>): Ditto.
5726 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5728 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5730 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5732 2016-08-16 Richard Biener <rguenther@suse.de>
5734 PR tree-optimization/76783
5735 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5736 BB visited flags at start.
5738 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5740 PR tree-optimization/72817
5741 PR tree-optimization/73450
5742 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5743 multiple_of_p for adjusted IV.base.
5745 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5748 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5749 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5750 for !flag_finite_math_only or flag_signed_zeros.
5751 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5752 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5753 depend on flag_finite_math_only.
5754 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5756 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5757 (*ieee_smin<mode>3): Ditto.
5758 (*ieee_smax<mode>3): Ditto.
5759 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5760 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5762 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5763 depend on flag_finite_math_only.
5764 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5765 (*mmx_<code>v2sf3): Remove.
5766 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5767 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5768 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5770 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5772 PR rtl-optimization/73650
5773 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5774 it is not a simple move.
5776 2016-08-15 Martin Liska <mliska@suse.cz>
5779 * gcc.c (do_spec_1): Call save_string with the right size.
5780 (save_string): Do an assert about string we copy.
5782 2016-08-15 Richard Biener <rguenther@suse.de>
5784 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5785 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5787 (pass_data_stv): Likewise.
5789 2016-08-15 Richard Biener <rguenther@suse.de>
5791 PR tree-optimization/73434
5792 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5793 TBAA info on the base when forwarding a non-invariant address.
5795 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5797 * dwarf2out.c (struct checksum_attributes): Add
5798 at_string_length_bit_size and at_string_length_byte_size fields.
5799 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5800 and DW_AT_string_length_byte_size.
5801 (die_checksum_ordered): Handle at_string_length_bit_size and
5802 at_string_length_byte_size.
5803 (gen_array_type_die): For dwarf_version >= 5 emit
5804 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5805 (adjust_string_types): For dwarf_version >= 5 remove
5806 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5807 (resolve_addr): Likewise.
5810 * dwarf2out.c (string_types): New variable.
5811 (gen_array_type_die): Change early_dwarf handling of
5812 DW_AT_string_length, create DW_OP_call4 referencing the
5813 length var temporarily. Handle parameters that are pointers
5815 (adjust_string_types): New function.
5816 (gen_subprogram_die): Temporarily set string_types to local var,
5817 call adjust_string_types if needed.
5818 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5820 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5822 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5824 * doc/install.texi (*-*-solaris2*): Fix version number and document
5825 requirement on GNU make for building libjava with the Solaris linker.
5827 2016-08-15 Martin Liska <mliska@suse.cz>
5828 Jakub Jelinek <jakub@redhat.com>
5830 PR tree-optimization/72824
5831 * tree-loop-distribution.c (const_with_all_bytes_same)
5832 <case VECTOR_CST>: Fix a typo.
5834 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5838 Renamed from _mm512_undefined_si512.
5839 (_mm_undefined_si512): New definition.
5841 2016-08-13 Richard Biener <rguenther@suse.de>
5843 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5844 into PHIs and update the lattice for its def.
5846 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5849 * ubsan.c (instrument_si_overflow): Pass true instead of false
5851 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5852 of bbs. Return TODO_cleanup_cfg if any returned true.
5854 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5856 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5857 ISA 3.0 MTVSRDD instruction.
5858 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5861 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5863 PR tree-optimization/71083
5864 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5865 bitfield access when possible.
5867 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5870 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5871 sign-changing cast from a shorter unsigned type to a wider
5874 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5876 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5877 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5878 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5880 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5882 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5883 Correct costs for vec_construct.
5885 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5887 PR tree-optimization/69848
5888 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5889 type CONST_COND_REDUCTION.
5890 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5891 reudction type CONST_COND_REDUCTION.
5893 2016-08-12 Richard Biener <rguenther@suse.de>
5895 PR tree-optimization/57326
5896 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5897 returning an SSA name.
5898 (phi_translate_1): When fully_constant_expression returns a NAME
5899 make sure we have a leader for it.
5901 2016-08-12 Martin Liska <mliska@suse.cz>
5902 Adam Fineman <afineman@afineman.com>
5904 * gcov.c (process_file): Create .gcov file when .gcda
5907 2016-08-12 Marek Polacek <polacek@redhat.com>
5910 * alias.c (find_base_value): Adjust fall through comment.
5911 * cfgexpand.c (expand_debug_expr): Likewise.
5912 * combine.c (find_split_point): Likewise.
5913 (expand_compound_operation): Likewise. Add FALLTHRU.
5914 (make_compound_operation): Adjust fall through comment.
5915 (canon_reg_for_combine): Add FALLTHRU.
5916 (force_to_mode): Adjust fall through comment.
5917 (simplify_shift_const_1): Likewise.
5918 (simplify_comparison): Likewise.
5919 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5921 * config/aarch64/predicates.md: Likewise.
5922 * config/i386/i386.c (function_arg_advance_32): Likewise.
5923 (ix86_gimplify_va_arg): Likewise.
5924 (print_reg): Likewise.
5925 (ix86_print_operand): Likewise.
5926 (ix86_build_const_vector): Likewise.
5927 (ix86_expand_branch): Likewise.
5928 (ix86_sched_init_global): Adjust fall through comment.
5929 (ix86_expand_args_builtin): Add FALLTHRU.
5930 (ix86_expand_builtin): Likewise.
5931 (ix86_expand_vector_init_one_var): Likewise.
5932 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5933 (rs6000_adjust_cost): Likewise.
5934 (insn_must_be_first_in_group): Likewise.
5935 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5936 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5937 * df-scan.c (df_uses_record): Likewise.
5938 * dojump.c (do_jump): Add FALLTHRU.
5939 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5941 (resolve_args_picking_1): Adjust fall through comment.
5942 (loc_list_from_tree_1): Likewise.
5943 * expmed.c (make_tree): Likewise.
5944 * expr.c (expand_expr_real_2): Add FALLTHRU.
5945 (expand_expr_real_1): Likewise. Adjust fall through comment.
5946 * fold-const.c (const_binop): Adjust fall through comment.
5947 (fold_truth_not_expr): Likewise.
5948 (fold_cond_expr_with_comparison): Add FALLTHRU.
5949 (fold_binary_loc): Likewise.
5950 (contains_label_1): Adjust fall through comment.
5951 (multiple_of_p): Likewise.
5952 * gcov-tool.c (process_args): Add FALLTHRU.
5953 * genattrtab.c (check_attr_test): Likewise.
5954 (write_test_expr): Likewise.
5955 * genconfig.c (walk_insn_part): Likewise.
5956 * genpreds.c (validate_exp): Adjust fall through comment.
5957 (needs_variable): Likewise.
5958 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5959 (subst_dup): Likewise.
5960 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5961 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5962 (gimplify_scan_omp_clauses): Add FALLTHRU.
5963 (goa_stabilize_expr): Likewise.
5964 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5966 * hsa-gen.c (get_address_from_value): Likewise.
5967 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5968 * ira.c (ira_setup_alts): Add FALLTHRU.
5969 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5971 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5972 * opts.c (common_handle_option): Likewise.
5973 * read-rtl.c (read_rtx_code): Likewise.
5974 * real.c (round_for_format): Likewise.
5975 * recog.c (asm_operand_ok): Likewise.
5976 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5977 * reload1.c (set_label_offsets): Likewise.
5978 (eliminate_regs_1): Likewise.
5979 (reload_reg_reaches_end_p): Likewise.
5980 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5981 (rtx_cost): Likewise.
5982 * sched-rgn.c (is_exception_free): Likewise.
5983 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5984 * stor-layout.c (int_mode_for_mode): Likewise.
5985 * toplev.c (print_to_asm_out_file): Likewise.
5986 (print_to_stderr): Likewise.
5987 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5988 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5989 (chrec_fold_multiply): Likewise.
5990 (evolution_function_is_invariant_rec_p): Likewise.
5991 (for_each_scev_op): Likewise.
5992 * tree-data-ref.c (siv_subscript_p): Likewise.
5993 (get_references_in_stmt): Likewise.
5994 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5995 (substitute_in_expr): Likewise.
5996 (type_cache_hasher::equal): Likewise.
5997 (walk_type_fields): Likewise.
5998 * var-tracking.c (adjust_mems): Add FALLTHRU.
5999 (set_dv_changed): Adjust fall through comment.
6000 * varasm.c (default_function_section): Add FALLTHRU.
6002 2016-08-12 Marek Polacek <polacek@redhat.com>
6005 * tree-complex.c (expand_complex_division): Add missing break.
6007 2016-08-12 Richard Biener <rguenther@suse.de>
6009 * passes.c (execute_todo): Do not push/pop TV_TODO.
6010 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6011 (execute_one_pass): Likewise.
6012 * common.opt (ftime-report-details): New switch.
6013 * doc/invoke.texi (ftime-report-details): Document.
6014 * timevar.h (timer::print_row): Adjust signature.
6015 (timer::all_zero): New static helper.
6016 (timer::child_map_t): New typedef.
6017 (timer::time_var_def): Add children field.
6018 * timevar.c (timer::named_items::print): Adjust.
6019 (timer::~timer): Free timevar recorded children.
6020 (timer::pop_internal): When -ftime-report-details record
6021 time spent in sub-timevars.
6022 (timer::print_row): Adjust.
6023 (timer::print): Print sub-timevar stats, use all_zero.
6024 * timevar.def (TV_TODO): Remove.
6026 2016-08-12 Richard Biener <rguenther@suse.de>
6028 PR tree-optimization/72851
6029 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6030 worklists to use bitmaps indexed in execution order.
6031 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6032 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6033 (cfg_blocks): Make a bitmap.
6034 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6036 (cfg_blocks_empty_p): Adjust.
6037 (cfg_blocks_add): Likewise.
6038 (cfg_blocks_get): Likewise.
6039 (add_ssa_edge): Likewise.
6040 (add_control_edge): Likewise.
6041 (simulate_stmt): Likewise.
6042 (process_ssa_edge_worklist): Likewise.
6043 (simulate_block): Likewise.
6044 (ssa_prop_init): Compute PRE order and stmt UIDs.
6045 (ssa_prop_fini): Adjust.
6046 (ssa_propagate): Adjust.
6048 2016-08-12 Richard Biener <rguenther@suse.de>
6050 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6051 the currently executable edges have fixed ranges. Always
6052 go through update_value_range.
6054 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6058 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6059 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6060 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6061 (LANG_HOOKS_DECLS): Add it.
6062 * langhooks.h (struct lang_hooks_for_decls): Add
6063 function_decl_defaulted. Const_tree-ify
6064 function_decl_explicit_p and function_decl_deleted_p.
6065 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6066 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6067 also at strict DWARF v5.
6070 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6071 TYPE_QUAL_CONST in reference-typed decls.
6074 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6075 in DW_OP_pieces, just enough to handle pointers to member
6077 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6078 expression on DWARFv5 if a constant value doesn't work.
6080 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6082 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6083 * selftest.c (selftest::test_assertions): New function.
6084 (selftest::selftest_c_tests): New function.
6085 * selftest.h (selftest::selftest_c_tests): New declaration.
6087 2016-08-11 Richard Biener <rguenther@suse.de>
6088 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6090 PR rtl-optimization/72855
6091 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6093 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6096 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6097 (vsx_store_<mode>): Likewise.
6099 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6101 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6102 TImode CONST_WIDE_INT store.
6103 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6105 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6107 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6108 mode if unaligned SSE load and store are optimal.
6110 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6112 PR tree-optimization/71083
6113 * tree-predcom.c (ref_at_iteration): Correctly align the
6116 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6118 * config/s390/s390-builtin-types.def: Add INT128 types.
6119 * config/s390/s390-builtins.def: Add INT128 variants for the add
6120 sub low-level builtins dealing with TImode.
6121 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6122 via subreg when expanding a builtin.
6123 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6124 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6126 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6127 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6128 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6129 "vacc<bhfgq>_<mode>".
6130 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6131 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6132 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6133 "vscbi<bhfgq>_<mode>".
6134 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6135 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6137 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6139 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6141 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6143 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6145 (vcond<v_cmp_mixed><mode>): Ditto.
6146 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6148 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6150 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6151 variable explicitly, also assert on it before use.
6153 2016-08-11 Richard Biener <rguenther@suse.de>
6155 PR tree-optimization/72772
6156 * cfgloopmanip.c (create_preheader): Use split_edge if there
6157 is a single loop entry, avoiding degenerate PHIs.
6159 2016-08-11 Richard Biener <rguenther@suse.de>
6161 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6162 unconditional TODO_cleanup_cfg.
6163 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6164 cleanup only if we threaded a jump.
6166 2016-08-11 Alan Modra <amodra@gmail.com>
6169 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6170 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6171 slow. Emit two reloads for slow mem case, first loading in
6172 fast innermode, then converting to required mode.
6174 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6176 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6177 (vec_extract_sig): New macro.
6178 (vec_insert_exp): New macro.
6179 (vec_test_data_class): New macro.
6180 (scalar_extract_exp): New macro.
6181 (scalar_extract_sig): New macro.
6182 (scalar_insert_exp): New macro.
6183 (scalar_test_data_class): New macro.
6184 (scalar_test_neg): New macro.
6185 (scalar_cmp_exp_gt): New macro.
6186 (scalar_cmp_exp_lt): New macro.
6187 (scalar_cmp_exp_eq): New macro.
6188 (scalar_cmp_exp_unordered): New macro.
6189 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6190 to enforce constraint that operand is a 7-bit unsigned literal.
6191 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6192 for power9 built-ins.
6193 (BU_P9V_VSX_2): Likewise.
6194 (BU_P9V_64BIT_VSX_2): Likewise.
6195 (VSEEDP): Add scalar extract exponent support.
6196 (VSEESP): Add scalar extract signature support.
6197 (VSTDCNDP): Add scalar test negative support.
6198 (VSTDCNSP): Likewise.
6199 (VSIEDP): Add scalar insert exponent support.
6200 (VSCEDPGT): Add scalar compare exponent greater than support.
6201 (VSCEDPLT): Add scalar compare exponent less than support.
6202 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6203 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6204 (VSTDCDP): Add scalar test data class support.
6205 (VSTDCSP): Likewise.
6206 (VSEEDP): Add overload support for scalar extract exponent
6208 (VSESDP): Add overload support for scalar extract signature
6210 (VSTDCN): Add overload support for scalar test negative
6212 (VSTDCNDP): Add overload support for scalar test negative
6214 (VSTDCNSP): Add overload support for scalar test negative
6216 (VSIEDP): Add overload support for scalar insert exponent
6218 (VSTDC): Add overload support for scalar test data class
6220 (VSTDCDP): Add overload support for scalar test data class
6222 (VSTDCSP): Add overload support for scalar test data class
6224 (VSCEDPGT): Add overload support for scalar compare exponent
6225 greater than operation.
6226 (VSCEDPLT): Add overload support for scalar compare exponent
6227 less than operation.
6228 (VSCEDPEQ): Add overload support for scalar compare exponent
6229 test-for-equality operation.
6230 (VSCEDPUO): Add overload support for scalar compare exponent
6231 test-for-unordered operation.
6232 (VEEDP): Add vector extract exponent support.
6234 (VESDP): Add vector extract significand support.
6236 (VIEDP): Add vector insert exponent support.
6238 (VTDCDP): Add vector test data class support.
6240 (VES): Add overload support for vector extract significand operation.
6243 (VEE): Add overload support for vector extract exponent operation.
6246 (VTDC): Add overload support for vector test data class operation.
6249 (VIE): Add overload support for vector insert exponent operation.
6252 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6253 overloaded binary floating point functions.
6254 (altivec_resolve_overloaded_builtin): Improve error messages to
6255 distinguish between functions not supported in the current
6256 compiler configuration and functions that were invoked with an
6257 invalid parameter combination, and include the built-in function
6258 name in both error messages.
6259 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6261 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6263 (rs6000_expand_binop_builtin): Add check to enforce that argument
6264 2 of the test data class operations is a 7-bit unsigned literal.
6265 (rs6000_invalid_builtin): Add code to issue an error message if a
6266 built-in function that requires the power9_vector and -m32
6267 command-line options is compiled without these options.
6268 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6269 (UNSPEC_VSX_SXSIGDP): New value.
6270 (UNSPEC_VSX_SXSIGPDP): New value.
6271 (UNSPEC_VSX_SIEXPDP): New value.
6272 (UNSPEC_VSX_SCMPEXPDP): New value.
6273 (UNSPEC_VSX_STSTDC): New value.
6274 (UNSPEC_VSX_VXEXP): New value.
6275 (UNSPEC_VSX_VXSIG): New value.
6276 (UNSPEC_VSX_VIEXP): New value.
6277 (UNSPEC_VSX_VTSTDC): New value.
6278 (xsxexpdp): New insn for scalar extract exponent.
6279 (xsxsigdp): New insn for scalar extract significand.
6280 (xsiexpdp): New insn for scalar insert exponent.
6281 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6282 (*xscmpexpdp): New insn for scalar compare exponents.
6283 (xststdc<Fvsx): New expansion for both single- and
6284 double-precision scalar test data class operations.
6285 (xststdcneg<Fvsx>): New expansion for both single- and
6286 double-precision scalar test for negative value operations.
6287 (*xststdc<Fvsx>): New insn for scalar test data class
6289 (xvxexp<VSs>): New insn for single- and double-precision
6290 vector extract exponent operation.
6291 (xvxsig<VSs>): New insn for single- and double-precision
6292 vector extract significand operation.
6293 (xviexp<VSs>): New insn for single- and double-precision
6294 vector insert exponent operation.
6295 (xvtstdc<VSs>): New insn for single- and double-precision
6296 vector test data class operation.
6297 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6298 built-in functions to represent the Power9 binary floating-point
6299 support instructions.
6301 2016-08-10 bin cheng <bin.cheng@arm.com>
6303 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
6305 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6306 Renlin Li <renlin.li@arm.com>
6307 Bin Cheng <bin.cheng@arm.com>
6309 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
6310 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
6311 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
6312 (aarch64_vcond_internal<mode><mode>): Delete pattern.
6313 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
6314 (vcond<v_cmp_result><mode>): Ditto.
6315 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
6316 (vcondu<mode><mode>): Ditto.
6317 (vcond<v_cmp_mixed><mode>): New pattern.
6318 (vcondu<mode><v_cmp_mixed>): New pattern.
6319 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
6320 of aarch64_vcond_internal.
6322 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6323 Renlin Li <renlin.li@arm.com>
6324 Bin Cheng <bin.cheng@arm.com>
6326 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
6327 (vec_cmp<mode><v_cmp_result>): New pattern.
6328 (vec_cmpu<mode><mode>): New pattern.
6329 (vcond_mask_<mode><v_cmp_result>): New pattern.
6331 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6333 PR tree-optimization/71734
6334 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
6335 REF_LOOP, invoke ref_indep_loop_p_1.
6336 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
6337 to ref_indep_loop_p.
6338 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
6339 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
6340 is inside LOOP, do not cache dpendence value for loops with
6342 (ref_indep_loop_p_2): Delete function.
6343 (can_sm_ref_p): Pass LOOP as additional argument to
6346 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6349 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
6350 being an offsettable address.
6352 2016-08-10 Martin Liska <mliska@suse.cz>
6354 PR gcov-profile/58306
6355 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
6356 atomic variants of profile update functions.
6358 2016-08-10 Martin Liska <mliska@suse.cz>
6360 Cherry picked (and modified) from google-4_7 branch
6361 2012-12-26 Rong Xu <xur@google.com>
6362 * common.opt (fprofile-update): Add new flag.
6363 * coretypes.h: Define enum profile_update.
6364 * doc/invoke.texi: Document -fprofile-update.
6365 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
6366 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
6367 * tree-profile.c (gimple_init_edge_profiler): Generate
6368 also atomic profiler update.
6369 (gimple_gen_edge_profiler): Likewise.
6371 2016-08-10 David Malcolm <dmalcolm@redhat.com>
6373 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
6374 stack_usage_file to NULL after fclose calls.
6376 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6379 * reload.c (push_reload): Compute subreg_in_class for
6380 subregs of constants and plus expressions. Remove special
6381 handling of SYMBOL_REFs.
6383 2016-08-10 Alan Modra <amodra@gmail.com>
6386 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
6387 SImode for TARGET_E500_DOUBLE when given SImode.
6389 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
6391 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
6392 unused variable __O.
6394 2016-08-09 Martin Liska <mliska@suse.cz>
6396 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
6397 _gcov_reset to __gcov_reset.
6398 * doc/gcov-tool.texi: Fix typo.
6400 2016-08-09 Martin Liska <mliska@suse.cz>
6402 * value-prof.c (gimple_divmod_values_to_profile): Do not
6403 instrument MOD histogram if a value is not a SSA name.
6405 2016-08-09 Martin Liska <mliska@suse.cz>
6407 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
6410 2016-08-09 Renlin Li <renlin.li@arm.com>
6413 * calls.c (prepare_call_address): Convert funexp to Pmode when
6415 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
6416 (sibcall_value): Likewise.
6418 2016-08-09 Marek Polacek <polacek@redhat.com>
6421 * cselib.c (cselib_expand_value_rtx_1): Add return.
6422 * gengtype.c (dbgprint_count_type_at): Likewise.
6423 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
6424 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
6426 2016-08-09 Martin Jambor <mjambor@suse.cz>
6429 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
6430 if instance is a MEM_REF.
6432 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6435 * config/i386/i386.md (*movtf_internal): Use
6436 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6437 in the insn constraint.
6438 (*movxf_internal): Ditto.
6439 (*movdf_internal): Ditto.
6440 (*movsf_internal): Ditto.
6442 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6444 PR tree-optimization/72772
6445 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6448 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6450 PR tree-optimization/72772
6451 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6453 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6454 parameter STOP and update calls. Move expand_simple_operations
6455 function call from here...
6456 (simplify_using_initial_conditions): ...to here. Delete parameter
6458 (tree_simplify_using_condition): Delete parameter STOP.
6459 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6460 simplify_using_initial_conditions.
6462 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6465 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6466 Use create_tmp_var_raw instead of create_tmp_var.
6468 2016-08-09 Richard Biener <rguenther@suse.de>
6470 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6471 Treat same SSA names related.
6473 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6475 PR tree-optimization/72824
6476 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6477 real_zerop is not negative.
6479 2016-08-09 Richard Biener <rguenther@suse.de>
6481 PR tree-optimization/71802
6482 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6483 all merge opportunities with the predecessor.
6485 2016-08-09 Richard Biener <rguenther@suse.de>
6488 * ipa-prop.c (ipa_modify_formal_parameters): Build
6489 parameter types with natural alignment also for the
6492 2016-08-08 Andi Kleen <ak@linux.intel.com>
6494 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6496 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6499 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6500 do-nothing langhook.
6501 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6502 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6503 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6504 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6506 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6509 * input.c: Ensure that HAVE_ICONV is defined.
6511 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6514 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6515 private vars for lastprivate and for linear iterator.
6518 * omp-simd-clone.c: Include varasm.h.
6519 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6520 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6521 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6522 update function name.
6524 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6526 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6527 (avr_diagnose_devicespecs_error): Remove.
6528 (avr_devicespecs_file): Remove composing absolute path for specfile
6529 and its verbose info. Remove conditions to check specs-file,
6531 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6533 PR rtl-optimization/72821
6534 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6535 just return false for them.
6537 2016-08-08 Alan Modra <amodra@gmail.com>
6540 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6541 toc refs created during reload. Update function comment.
6543 2016-08-08 Alan Modra <amodra@gmail.com>
6546 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6547 alternatives. Put loads first, then stores, and reg/reg moves
6548 within same class later. Delete attr length.
6550 2016-08-08 Alan Modra <amodra@gmail.com>
6553 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6554 (mem_operand_ds_form): New predicate.
6555 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6556 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6557 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6558 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6559 (extendsfdf2_fpr): Replace o constraint with wY.
6561 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6563 * tree-ssa-threadbackward.c: Include tree-inline.h
6564 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6565 size of copied block; for cold paths reduce duplication.
6566 (find_jump_threads_backwards): Remove redundant tests.
6567 (pass_thread_jumps::gate): Enable for -Os.
6569 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6572 * stor-layout.c (layout_decl): Fix up formatting.
6573 (relayout_decl): Allow DECL to be FIELD_DECL.
6575 2016-08-07 Alan Modra <amodra@gmail.com>
6577 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6579 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6581 * data-streamer-in.c (streamer_read_wide_int): New.
6582 (streamer_read_widest_int): Renamed function.
6583 * data-streamer-out.c (streamer_write_wide_int): New
6584 (streamer_write_widest_int): Renamed function.
6585 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6587 (input_cfg): Call renamed function.
6588 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6590 (output_cfg): Call renamed function.
6591 * data-streamer.h: Add declarations.
6593 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6595 * tree-ssa-ccp.c (extend_mask): New param sgn.
6596 Remove ORing with wi::mask.
6597 (get_default_value): Adjust call to extend_mask to pass sign.
6598 (evaluate_stmt): Likewise.
6600 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6602 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6605 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6607 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6608 transform if operand's type is pointer to function or method.
6610 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6612 PR tree-optimization/18046
6613 * tree-ssa-threadedge.c: Include cfganal.h.
6614 (simplify_control_statement_condition): If simplifying a
6615 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6616 with the dominating ASSERT_EXPR before handing it off to VRP.
6617 Mention that a CASE_LABEL_EXPR may be returned.
6618 (thread_around_empty_blocks): Adjust to handle
6619 simplify_control_statement_condition() returning a
6621 (thread_through_normal_block): Likewise.
6622 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6623 a switch statement by trying to determine which case label
6626 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6628 PR rtl-optimization/69847
6629 * lra-constraints.c (process_invariant_for_inheritance): Save
6630 pattern instead of src.
6631 (remove_inheritance_pseudos): Use the pattern. Add assert.
6633 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6635 * input.c (string_concat::string_concat): New constructor.
6636 (string_concat_db::string_concat_db): New constructor.
6637 (string_concat_db::record_string_concatenation): New method.
6638 (string_concat_db::get_string_concatenation): New method.
6639 (string_concat_db::get_key_loc): New method.
6640 (class auto_cpp_string_vec): New class.
6641 (get_substring_ranges_for_loc): New function.
6642 (get_source_range_for_substring): New function.
6643 (get_num_source_ranges_for_substring): New function.
6644 (class selftest::lexer_test_options): New class.
6645 (struct selftest::lexer_test): New struct.
6646 (class selftest::ebcdic_execution_charset): New class.
6647 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6648 (selftest::lexer_test::lexer_test): New constructor.
6649 (selftest::lexer_test::~lexer_test): New destructor.
6650 (selftest::lexer_test::get_token): New method.
6651 (selftest::assert_char_at_range): New function.
6652 (ASSERT_CHAR_AT_RANGE): New macro.
6653 (selftest::assert_num_substring_ranges): New function.
6654 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6655 (selftest::assert_has_no_substring_ranges): New function.
6656 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6657 (selftest::test_lexer_string_locations_simple): New function.
6658 (selftest::test_lexer_string_locations_ebcdic): New function.
6659 (selftest::test_lexer_string_locations_hex): New function.
6660 (selftest::test_lexer_string_locations_oct): New function.
6661 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6662 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6663 (selftest::test_lexer_string_locations_ucn4): New function.
6664 (selftest::test_lexer_string_locations_ucn8): New function.
6665 (selftest::uint32_from_big_endian): New function.
6666 (selftest::test_lexer_string_locations_wide_string): New function.
6667 (selftest::uint16_from_big_endian): New function.
6668 (selftest::test_lexer_string_locations_string16): New function.
6669 (selftest::test_lexer_string_locations_string32): New function.
6670 (selftest::test_lexer_string_locations_u8): New function.
6671 (selftest::test_lexer_string_locations_utf8_source): New function.
6672 (selftest::test_lexer_string_locations_concatenation_1): New
6674 (selftest::test_lexer_string_locations_concatenation_2): New
6676 (selftest::test_lexer_string_locations_concatenation_3): New
6678 (selftest::test_lexer_string_locations_macro): New function.
6679 (selftest::test_lexer_string_locations_stringified_macro_argument):
6681 (selftest::test_lexer_string_locations_non_string): New function.
6682 (selftest::test_lexer_string_locations_long_line): New function.
6683 (selftest::test_lexer_char_constants): New function.
6684 (selftest::input_c_tests): Call the new test functions once per
6685 case within the line_table test matrix.
6686 * input.h (struct string_concat): New struct.
6687 (struct location_hash): New struct.
6688 (class string_concat_db): New class.
6689 * substring-locations.h: New header.
6691 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6693 PR tree-optimization/72810
6694 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6695 the type of the case labels when truncating.
6697 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6700 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6701 (aarch64_fp16_ptr_type_node): Likewise.
6702 * config/aarch64/aarch64-simd-builtins.c
6703 (aarch64_fp16_ptr_type_node): Define.
6704 (aarch64_init_fp16_types): New, refactored out of...
6705 (aarch64_init_builtins): ...here, update to call
6706 aarch64_init_fp16_types.
6707 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6709 (aapcs_vfp_sub_candidate): Likewise.
6711 2016-08-05 Martin Liska <mliska@suse.cz>
6712 Joshua Cranmer <Pidgeot18@gmail.com>
6714 * gcov.c (line_t::has_block): New function.
6715 (enum loop_type): New enum.
6716 (handle_cycle): New function.
6717 (unblock): Likewise.
6718 (circuit): Likewise.
6719 (get_cycles_count): Likewise.
6720 (accumulate_line_counts): Use new loop detection algorithm.
6722 2016-08-05 Martin Liska <mliska@suse.cz>
6724 * gcov.c (output_intermediate_file): Rename
6725 function_info::line_next to next_file_fn.
6726 (process_file): Likewise.
6727 (read_graph_file): Likewise.
6728 (accumulate_line_counts): Likewise.
6729 (output_lines): Likewise.
6731 2016-08-05 Richard Biener <rguenther@suse.de>
6733 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6734 restriction on threading to a loop header.
6736 2016-08-05 Richard Biener <rguenther@suse.de>
6738 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6739 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6740 adjust loop info accordingly.
6742 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6744 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6745 before folding call to __builtin_constant_p with parameters to false.
6747 2016-08-05 Alan Modra <amodra@gmail.com>
6749 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6750 code accidentally committed 2016-05-02 providing class when given
6753 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6755 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6756 the case label ranges that partially overlap with OP's value
6759 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6763 Cast builtin function result to __mmask16 instead of __mmask8.
6764 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6765 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6766 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6768 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6770 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6771 (ASSERT_TRUE_AT): New macro.
6772 (ASSERT_FALSE): Reimplement in terms of...
6773 (ASSERT_FALSE_AT): New macro.
6774 (ASSERT_STREQ_AT): Fix typo in comment.
6776 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6778 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6779 labels are exhaustive, designate the label with the widest
6780 range to be the default label.
6782 2016-08-04 Andrew Pinski <apinski@cavium.com>
6784 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6785 (thunderx_tunings): Use thunderx_vector_cost instead of
6786 generic_vector_cost.
6788 2016-08-04 Martin Liska <mliska@suse.cz>
6790 * gcov.c (main): Fix GNU coding style.
6791 (output_intermediate_file): Likewise.
6792 (process_file): Likewise.
6793 (generate_results): Likewise.
6794 (release_structures): Likewise.
6795 (create_file_names): Likewise.
6796 (find_source): Likewise.
6797 (read_graph_file): Likewise.
6798 (find_exception_blocks): Likewise.
6799 (canonicalize_name): Likewise.
6800 (make_gcov_file_name): Likewise.
6801 (mangle_name): Likewise.
6802 (accumulate_line_counts): Likewise.
6803 (output_branch_count): Likewise.
6804 (read_line): Likewise.
6806 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6808 PR rtl-optimization/71779
6809 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6810 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6811 or if it was truncated.
6813 PR rtl-optimization/70903
6814 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6816 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6818 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6819 accessing SSA_NAME_PTR_INFO.
6821 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6824 * common/config/avr/avr-common.c (avr_option_optimization_table)
6825 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6827 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6830 * config/avr/avr.md: New pattern to work around do_store_flag
6831 generating shift instructions for bit extractions.
6833 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6835 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6837 (add_equivalence): Likewise.
6838 (get_value_range): Allocate value range with vrp_value_range_pool.
6839 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6840 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6842 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6844 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6845 the default for the rs6000 port.
6847 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6850 * calls.c (special_function_p): Remove special handling of
6851 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6852 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6853 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6855 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6858 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6859 Don't stop on regular insns.
6861 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6863 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6864 size to DImode boundary.
6865 (nvptx_propagate): Likewise.
6867 2016-08-03 Alan Modra <amodra@gmail.com>
6869 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6870 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6871 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6872 from -mefficient-unaligned-vector. Note that this affects fp too.
6874 2016-08-03 Alan Modra <amodra@gmail.com>
6876 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6879 2016-08-03 Alan Modra <amodra@gmail.com>
6881 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6882 to a reg. Localize vars.
6884 2016-08-03 Alan Modra <amodra@gmail.com>
6886 * config/rs6000/rs6000.opt: Remove negatives from help strings
6889 2016-08-03 Alan Modra <amodra@gmail.com>
6891 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6892 Delete duplicated code.
6894 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6897 * lra-spills.c (regno_in_use_p): New.
6898 (lra_final_code_change): Use it.
6900 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6902 PR rtl-optimization/69847
6903 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6905 (lra_rtx_hash): New.
6906 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6908 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6909 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6910 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6911 next insn is USE with the same reg as the current insn source.
6912 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6914 (lra_constraints_init): Call initiate_invariants.
6915 (lra_constraints_finish): Call finish_invariants.
6916 (struct invariant, invariant_t, invariant_ptr_t): New.
6917 (const_invariant_ptr_t, invariants, invariants_pool): New.
6918 (invariant_table, invariant_hash, invariant_eq_p): New.
6919 (insert_invariant, initiate_invariants, finish_invariants): New.
6920 (clear_invariants, invalid_invariant_regs): New.
6921 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6922 instead of restore_regno.
6923 (invariant_p, process_invariant_for_inheritance): New.
6924 (inherit_in_ebb): Implement invariant inheritance.
6925 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6926 (remove_inheritance_pseudos): Implement undoing invariant
6928 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6929 instead of restore_regno.
6930 * lra-assigns.c (regno_live_length): New.
6931 (reload_pseudo_compare_func): Use regno_live_length.
6932 (assign_by_spills): Use restore_rtx instead of restore_regno.
6933 (lra_assign): Ditto. Initiate regno_live_length.
6935 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6937 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6938 __builtin_aarch64_fmindf.
6940 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6942 PR tree-optimization/34114
6943 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6944 information for more control IVs.
6946 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6948 PR tree-optimization/34114
6949 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6950 PLUS_EXPR case. Handle SSA_NAME case.
6952 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6954 * config/aarch64/aarch64-simd-builtins.def
6955 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6956 (__builtin_aarch64_fmaxdf): Likewise.
6957 (__builtin_aarch64_smin_nandf): Likewise.
6958 (__builtin_aarch64_smax_nandf): Likewise.
6959 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6960 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6961 (<fmaxmin><mode>3): ...this.
6962 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6963 (vminnm_f64): Likewise.
6964 (vmin_f64): Likewise.
6965 (vmax_f64): Likewise.
6966 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6967 (FMAXMIN_UNS): ...this.
6968 (fmaxmin): Merged with
6969 (fmaxmin_op): ...this...
6970 (maxmin_uns_op): ...in to this.
6972 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6974 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6975 Add support for vec_extract on vector float, vector int, vector
6976 short, and vector char vector types.
6977 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6978 vector float, vector int, vector short, and vector char
6979 optimizations on 64-bit ISA 2.07 systems for both constant and
6980 variable element numbers.
6981 (rs6000_split_vec_extract_var): Likewise.
6982 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6983 Altivec registers on ISA 2.07 and above.
6984 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6985 which never was matched due to the split occuring before register
6986 allocation (and the code would not have worked on little endian
6987 systems if it did match). Allow extracts to go to the Altivec
6988 registers if ISA 2.07 (power8). Change from using "" around the
6989 C++ code to using {}'s.
6990 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6991 vec_extracts when the vector is in memory.
6992 (vsx_extract_v4sf_var): New insn to optimize vector float
6993 vec_extracts when the element number is variable on 64-bit ISA
6995 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6996 for 64-bit ISA 2.07 as well as ISA 3.0.
6997 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6998 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6999 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7000 optimize vector int, vector short, and vector char vec_extracts
7001 when the vector is in memory.
7002 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7003 optimize vector int, vector short, and vector char vec_extracts
7004 when the element number is variable.
7006 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7009 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7010 does not overlap with other symbol flags.
7012 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7014 * config/aarch64/aarch64.h (aarch64_frame):
7015 Remove padding0 and hardfp_offset. Add locals_offset,
7016 initial_adjust, callee_adjust, callee_offset and final_adjust.
7017 * config/aarch64/aarch64.c (aarch64_layout_frame):
7018 Remove unused padding0 and hardfp_offset initializations.
7019 Choose frame layout and set frame variables accordingly.
7020 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7021 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7022 (aarch64_pop_regs): Likewise.
7023 (aarch64_expand_prologue): Remove all decision code, just emit
7024 prolog according to frame variables.
7025 (aarch64_expand_epilogue): Remove all decision code, just emit
7026 epilog according to frame variables.
7027 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7029 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7032 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7033 fix_debug_reg_uses after changing source register mode to
7034 V1TImode if source register is undefined.
7036 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7038 PR tree-optimization/71818
7039 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7040 with non invariant evolutions
7042 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7045 * config/avr/avr.md (length) [branch]: Correct insn length
7046 attribute for forward branches.
7048 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7050 * doc/extend.texi (AVR Built-in Functions): Document
7052 * config/avr/builtins.def (NOPS): New.
7053 * config/avr/avr.c (avr_expand_nops): New static function.
7054 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7056 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7058 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7059 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7062 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7064 * config/aarch64/aarch64.c (vulcan_tunings): Update
7065 vulcan L1 cache_line_size.
7067 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7069 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7070 function that takes a vector memory address, a hard register, an
7071 element number and a temporary base register, and recreates an
7072 address that points to the appropriate element within the vector.
7073 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7074 (rs6000_split_vec_extract_var): Add support for the target of a
7075 vec_extract with variable element number being a scalar memory
7077 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7079 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7080 vsx_extract_<mode>_load insn with a new insn that optimizes
7081 storing either element to a memory location, using scratch
7082 registers to pick apart the vector and reconstruct the address.
7083 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7084 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7085 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7087 (vsx_extract_<mode>_var): Add support for extracting a variable
7088 element number from memory.
7090 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7092 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7093 when testing for compares against constants of the form 0xabab.
7095 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7097 PR tree-optimization/57558
7098 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7100 (vect_loop_versioning): Support versioning with niter assumptions.
7101 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7102 (vect_get_loop_niters): New parameter. Reimplement to support
7103 assumptions in loop niter info.
7104 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7105 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7106 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7107 Support loop versioning for niters.
7108 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7109 (vect_free_loop_info_assumptions): New function.
7110 (vectorize_loops): Free loop niter info for loops with flag
7111 LOOP_F_ASSUMPTIONS set if vectorization failed.
7112 * tree-vectorizer.h (struct _loop_vec_info): New field
7113 num_iters_assumptions.
7114 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7115 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7116 (LOOP_REQUIRES_VERSIONING): New macro.
7117 (vect_free_loop_info_assumptions): New decl.
7119 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7121 * cfgloop.h (struct loop): New field constraints.
7122 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7123 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7125 * cfgloop.c (alloc_loop): Initialize new field.
7126 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7127 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7128 Adjust niter analysis wrto loop constraints.
7129 * doc/loop.texi (@node Number of iterations): Add description for loop
7132 2016-07-29 Marek Polacek <polacek@redhat.com>
7135 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7136 (ix86_expand_round_builtin): Likewise.
7138 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7139 Georg-Johann Lay <avr@gjlay.de>
7141 PR rtl-optimization/71976
7142 * combine.c (get_last_value): Return 0 if the argument for which
7143 the function is called has a wider mode than the recorded value.
7145 2016-07-29 Marek Polacek <polacek@redhat.com>
7148 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7149 (altivec_expand_st_builtin): Likewise.
7151 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7153 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7154 introduced in r238381.
7156 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7159 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7160 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7162 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7164 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7166 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7167 Add support for vec_extract of vector double or vector long having
7168 a variable element number on 64-bit ISA 2.07 systems or newer.
7169 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7171 (rs6000_split_vec_extract_var): New function to split a
7172 vec_extract built-in function with variable element number.
7173 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7175 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7176 (UNSPEC_VSX_EXTRACT): Likewise.
7177 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7178 direct move instructions to be generated on 64-bit ISA 2.07
7179 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7181 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7182 arguments for vec_extract variable element.
7183 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7184 vec_extract with variable element on V2DFmode and V2DImode
7186 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7187 -mupper-regs-df requirement, since it isn't needed.
7188 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7189 do direct moves on 64-bit systems, which allows optimization of
7190 vec_extract on 64-bit ISA 2.07 systems and newer.
7192 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7193 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7195 * config/aarch64/aarch64.md
7196 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7198 (<optab>qihi2_aarch64): Likewise, and split into two.
7199 (extendqihi2_aarch64): New.
7200 (zero_extendqihi2_aarch64): New.
7201 * config/aarch64/iterators.md (ldrxt): Remove.
7202 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7205 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7207 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7209 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7211 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7212 (aarch64_push_reg): New function to push 1 or 2 registers.
7213 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7214 (aarch64_expand_prologue): Use aarch64_push_regs.
7215 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7217 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7219 PR tree-optimization/71734
7220 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7221 attribute instead of REF_LOOP and use it.
7222 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7223 set it for Loops having non-zero safelen attribute.
7224 (ref_indep_loop_p): Pass zero as initial value for safelen.
7226 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7230 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7231 call using chkp_gimple_call_builtin_p.
7232 (chkp_copy_bounds_for_assign): Likewise.
7234 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7236 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7237 * config/arm/arm-protos.h (struct tune_params): Likewise.
7238 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7239 (cortex_a9_sched_adjust_cost): Likewise.
7240 (fa726te_sched_adjust_cost): Likewise.
7241 (arm_adjust_cost): Likewise.
7242 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7243 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7244 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7245 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7246 * config/ia64/ia64.c: Likewise.
7247 * config/m68k/m68k.c: Likewise.
7248 * config/mep/mep.c (mep_adjust_cost): Likewise.
7249 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7251 * config/mips/mips.c (mips_adjust_cost): Likewise.
7252 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7254 * config/pa/pa.c (pa_adjust_cost): Likewise.
7255 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7256 (rs6000_debug_adjust_cost): Likewise.
7257 * config/sh/sh.c (sh_adjust_cost): Likewise.
7258 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7259 (hypersparc_adjust_cost): Likewise.
7260 (sparc_adjust_cost): Likewise.
7261 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7262 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7263 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7265 * config/visium/visium.c (visium_adjust_cost): Likewise.
7266 * doc/tm.texi: Regenerate.
7267 * haifa-sched.c (dep_cost_1): Adjust.
7268 * target.def: Merge adjust_cost and adjust_cost_2.
7270 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7272 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7274 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7276 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7277 (extract_mentioned_regs): Append to a vector instead of
7278 returning a rtx_expr_list.
7279 (st_expr_entry): Adjust.
7280 (free_st_expr_entry): Likewise.
7281 (store_ops_ok): Likewise.
7282 (store_killed_in_insn): Likewise.
7283 (find_moveable_store): Likewise.
7285 2016-07-28 Martin Liska <mliska@suse.cz>
7287 PR gcov-profile/68025
7288 * tree-profile.c (tree_profiling): Respect
7289 no_profile_instrument_function attribute.
7290 * doc/extend.texi: Document no_profile_instrument_function
7293 2016-07-28 Martin Liska <mliska@suse.cz>
7295 PR rtl-optimization/70944
7296 * combine.c (make_compound_operation):
7297 Do not allow make_compound_operation for vector mode
7299 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
7302 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
7303 before calling get_ops.
7305 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7307 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
7308 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
7309 (BITS_PER_UNIT_LOG): Remove.
7310 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
7311 * expr.c (expand_assignment): Likewise.
7312 * stor-layout.c (initialize_sizetypes): Likewise.
7314 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7316 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
7317 signature of rs6000_expand_vector_extract so that the element
7318 number is a RTX instead of a constant integer.
7319 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
7321 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
7322 (altivec_expand_vec_ext_builtin): Likewise.
7323 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
7324 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
7325 MFVSRLD instruction.
7327 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7329 * input.c (get_pure_location): Move here from tree.c.
7330 (make_location): Likewise. Add header comment.
7331 (selftest::test_accessing_ordinary_linemaps): Verify
7332 pure_location_p, make_location, get_location_from_adhoc_loc and
7334 * input.h (get_pure_location): Move declaration here from tree.h.
7335 (get_finish): Likewise for inline function.
7336 (make_location): Likewise for declaration.
7337 * tree.c (get_pure_location): Move to input.c.
7338 (make_location): Likewise.
7339 * tree.h (get_pure_location): Move declaration to tree.h.
7340 (get_finish): Likewise for inline function.
7341 (make_location): Likewise for declaration.
7343 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7346 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
7348 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7350 * system.h (STATIC_ASSERT): Use static_assert if building
7353 2016-07-27 Richard Biener <rguenther@suse.de>
7355 PR tree-optimization/72517
7356 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7357 Revert change to not compute read-read dependences.
7359 2016-07-27 Richard Biener <rguenther@suse.de>
7361 * predict.c (set_even_probabilities): Make nedges unsigned.
7363 2016-07-27 Martin Liska <mliska@suse.cz>
7365 * predict.c (set_even_probabilities): Handle unlikely edges.
7366 (combine_predictions_for_bb): Likewise.
7368 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7371 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
7372 __float128 support when we don't have hardware support, so that
7373 the IEEE built-in functions like isgreater, first call __unordkf3
7374 to make sure neither operand is a NaN, and if both operands are
7375 ordered, do the normal comparison.
7377 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7379 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
7381 (extract_code_and_val_from_cond_with_ops): Verify that name is
7382 either cond_op0 or cond_op1.
7384 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7386 PR tree-optimization/18046
7387 * genmodes.c (emit_mode_size_inline): Emit an assert that
7388 verifies that mode is a valid array index.
7389 (emit_mode_nuinits_inline): Likewise.
7390 (emit_mode_inner_inline): Likewise.
7391 (emit_mode_unit_size_inline): Likewise.
7392 (emit_mode_unit_precision_inline): Likewise.
7393 * tree-vrp.c: Include params.h.
7394 (find_switch_asserts): Register edge assertions for the default
7395 label which correspond to the anti-ranges of each case label.
7396 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
7397 * doc/invoke.texi: Document it.
7399 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7401 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
7402 and unnecessary call to gimple_bb.
7404 2016-07-26 Richard Biener <rguenther@suse.de>
7406 PR rtl-optimization/71984
7407 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
7410 2016-07-26 Richard Biener <rguenther@suse.de>
7413 * expmed.c (extract_bit_field_1): Constrain the vector mode
7414 with element size matching the extraction mode size when
7415 choosing a better vector mode to do the extraction from.
7417 2016-07-26 Richard Biener <rguenther@suse.de>
7418 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7421 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
7424 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7426 * tree-ssa-structalias.c (struct scc_info): Change types of
7427 members to auto_sbitmap and auto_vec.
7428 (scc_info::scc_info): New constructor.
7429 (scc_info::~scc_info): New destructor.
7430 (init_scc_info): Remove.
7431 (free_scc_info): Remove.
7432 (find_indirect_cycles): Adjust.
7433 (perform_var_substitution): Likewise.
7434 (free_var_substitution_info): Likewise.
7436 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7438 * tree-outof-ssa.c (struct elim_graph): Change type of members
7439 to auto_vec and auto_sbitmap.
7440 (elim_graph::elim_graph): New constructor.
7441 (delete_elim_graph): Remove.
7442 (expand_phi_nodes): Adjust.
7444 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7446 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7447 (new_elim_graph): Adjust.
7448 (clear_elim_graph): Likewise.
7449 (delete_elim_graph): Likewise.
7450 (elim_graph_size): Likewise.
7451 (elim_graph_add_node): Likewise.
7452 (elim_graph_add_edge): Likewise.
7453 (elim_graph_remove_succ_edge): Likewise.
7454 (eliminate_name): Likewise.
7455 (eliminate_build): Likewise.
7456 (elim_forward): Likewise.
7457 (elim_unvisited_predecessor): Likewise.
7458 (elim_backward): Likewise.
7459 (elim_create): Likewise.
7460 (eliminate_phi): Likewise.
7461 (expand_phi_nodes): Likewise.
7463 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7465 * bt-load.c (compute_out): Use auto_sbitmap class.
7466 (link_btr_uses): Likewise.
7467 * cfganal.c (mark_dfs_back_edges): Likewise.
7468 (post_order_compute): Likewise.
7469 (inverted_post_order_compute): Likewise.
7470 (pre_and_rev_post_order_compute_fn): Likewise.
7471 (single_pred_before_succ_order): Likewise.
7472 * cfgexpand.c (pass_expand::execute): Likewise.
7473 * cfgloop.c (verify_loop_structure): Likewise.
7474 * cfgloopmanip.c (fix_bb_placements): Likewise.
7475 (remove_path): Likewise.
7476 (update_dominators_in_loop): Likewise.
7477 * cfgrtl.c (break_superblocks): Likewise.
7478 * ddg.c (check_sccs): Likewise.
7479 (create_ddg_all_sccs): Likewise.
7480 * df-core.c (df_worklist_dataflow): Likewise.
7481 * dse.c (dse_step3): Likewise.
7482 * except.c (eh_region_outermost): Likewise.
7483 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7484 * gcse.c (prune_expressions): Likewise.
7485 (prune_insertions_deletions): Likewise.
7486 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7487 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7488 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7489 * lcm.c (compute_earliest): Likewise.
7490 (compute_farthest): Likewise.
7491 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7492 (unroll_loop_runtime_iterations): Likewise.
7493 (unroll_loop_stupid): Likewise.
7494 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7495 * lra-lives.c: Likewise.
7496 * lra.c (lra): Likewise.
7497 * modulo-sched.c (schedule_reg_moves): Likewise.
7498 (optimize_sc): Likewise.
7499 (get_sched_window): Likewise.
7500 (sms_schedule_by_order): Likewise.
7501 (check_nodes_order): Likewise.
7502 (order_nodes_of_sccs): Likewise.
7503 (order_nodes_in_scc): Likewise.
7504 * recog.c (split_all_insns): Likewise.
7505 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7506 * reload1.c (reload): Likewise.
7507 * sched-rgn.c (haifa_find_rgns): Likewise.
7508 (split_edges): Likewise.
7509 (compute_trg_info): Likewise.
7510 * sel-sched.c (init_seqno): Likewise.
7511 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7512 * tree-into-ssa.c (update_ssa): Likewise.
7513 * tree-ssa-live.c (live_worklist): Likewise.
7514 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7515 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7517 (try_peel_loop): Likewise.
7518 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7520 * tree-ssa-pre.c (compute_antic): Likewise.
7521 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7522 * tree-stdarg.c (reachable_at_most_once): Likewise.
7523 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7524 * var-tracking.c (vt_find_locations): Likewise.
7526 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7528 * sbitmap.h (auto_sbitmap): New class.
7530 2016-07-26 Alan Modra <amodra@gmail.com>
7533 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7536 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7538 * input.c (selftest::temp_source_file::temp_source_file): Fix
7539 missing "%s" in fprintf.
7541 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7544 * cselib.c (cselib_process_insn): Invalidate argument slots for
7547 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7549 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7550 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7551 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7553 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7555 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7556 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7557 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7559 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7561 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7562 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7564 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7565 (add<mode>3): Likewise.
7566 (sub<mode>3): Likewise.
7567 (mul<mode>3): Likewise.
7568 (div<mode>3): Likewise.
7569 (*div<mode>3): Likewise.
7570 (<fmaxmin><mode>3): Extend to HF.
7571 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7572 (fabd<mode>3): Likewise.
7573 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7574 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7575 (aarch64_fmulx<mode>): Likewise.
7576 (aarch64_fac<optab><mode>): Likewise.
7577 (aarch64_frecps<mode>): Likewise.
7578 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7579 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7580 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7581 (VSDQ_HSDI): Support HI.
7582 (fcvt_target, FCVT_TARGET): Likewise.
7583 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7584 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7585 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7586 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7587 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7588 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7589 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7592 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7594 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7595 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7596 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7597 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7599 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7600 (aarch64_cm<optab><mode>): Likewise.
7601 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7602 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7603 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7604 (sqrt<mode>2): Likewise.
7605 (*sqrt<mode>2): Likewise.
7606 (abs<mode>2): Likewise.
7607 (<optab><mode>hf2): New pattern for HF mode.
7608 (<optab>hihf2): Likewise.
7609 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7610 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7611 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7613 * config/aarch64/arm_fp16.h: New file.
7614 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7615 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7616 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7617 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7618 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7619 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7620 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7621 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7622 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7623 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7624 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7625 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7628 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7630 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7631 reduc_smin_scal_): Use VDQIF_F16.
7632 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7633 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7635 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7636 * config/aarch64/iterators.md (VDQIF_F16): New.
7637 (vp): Support HF modes.
7638 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7639 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7641 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7643 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7644 "*aarch64_mulx_elt_from_dup<mode>".
7645 (*aarch64_mul3_elt<mode>): Update schedule type.
7646 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7647 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7648 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7649 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7650 (f, fp): Support HF modes.
7651 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7652 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7653 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7654 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7655 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7656 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7658 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7660 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7661 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7663 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7666 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7668 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7669 * config/aarch64/aarch64-simd.md
7670 (aarch64_rsqrts<mode>): Extend to HF modes.
7671 (fabd<mode>3): Likewise.
7672 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7673 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7674 (aarch64_<maxmin_uns>p<mode>): Likewise.
7675 (<su><maxmin><mode>3): Likewise.
7676 (<maxmin_uns><mode>3): Likewise.
7677 (<fmaxmin><mode>3): Likewise.
7678 (aarch64_faddp<mode>): Likewise.
7679 (aarch64_fmulx<mode>): Likewise.
7680 (aarch64_frecps<mode>): Likewise.
7681 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7682 (add<mode>3): Extend to HF modes.
7683 (sub<mode>3): Likewise.
7684 (mul<mode>3): Likewise.
7685 (div<mode>3): Likewise.
7686 (*div<mode>3): Likewise.
7687 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7689 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7690 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7691 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7692 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7693 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7694 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7695 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7696 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7697 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7698 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7699 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7700 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7701 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7702 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7704 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7706 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7707 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7708 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7709 (neg<mode>2): Likewise.
7710 (abs<mode>2): Likewise.
7711 (<frint_pattern><mode>2): Likewise.
7712 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7713 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7714 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7715 (ftrunc<VDQF:mode>2): Likewise.
7716 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7717 (sqrt<mode>2): Likewise.
7718 (*sqrt<mode>2): Likewise.
7719 (aarch64_frecpe<mode>): Likewise.
7720 (aarch64_cm<optab><mode>): Likewise.
7721 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7723 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7724 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7726 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7727 (vdupq_n_f16): Likewise.
7728 (vld1_dup_f16): Use vdup_n_f16.
7729 (vld1q_dup_f16): Use vdupq_n_f16.
7730 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7731 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7732 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7733 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7734 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7735 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7736 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7737 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7738 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7739 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7740 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7741 vsqrt_f16, vsqrtq_f16): New.
7743 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7745 * config/aarch64/aarch64-simd.md
7746 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7747 (aarch64_ext<mode>): Likewise.
7748 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7749 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7750 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7752 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7754 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7755 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7756 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7757 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7758 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7759 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7760 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7762 (vmov_n_f16): Reimplement using vdup_n_f16.
7763 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7765 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7767 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7768 "frame_related_p". Generate CFA annotation when it's necessary.
7769 (aarch64_expand_prologue): Use aarch64_add_constant.
7770 (aarch64_expand_epilogue): Likewise.
7771 (aarch64_output_mi_thunk): Pass "false" when calling
7772 aarch64_add_constant.
7774 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7776 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7779 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7781 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7782 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7783 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7784 (aarch64_build_constant): Delete.
7786 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7789 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7791 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7792 flag_toplevel_reorder.
7794 2016-07-25 Richard Biener <rguenther@suse.de>
7796 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7797 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7798 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7799 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7800 (streamer_get_builtin_tree): Likewise.
7801 (streamer_write_builtin): Likewise.
7802 * lto-streamer.h (LTO_builtin_decl): Remove.
7803 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7804 (lto_input_scc): Remove LTO_builtin_decl handling.
7805 (lto_input_tree_1): Liekwise.
7806 * lto-streamer-out.c (lto_output_tree_1): Remove special
7807 handling of builtins.
7808 (DFS::DFS): Likewise.
7809 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7810 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7812 (streamer_write_builtin): Remove.
7814 2016-07-25 Martin Liska <mliska@suse.cz>
7816 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7817 if flag_auto_profile is set to true.
7819 2016-07-25 Martin Liska <mliska@suse.cz>
7821 PR gcov-profile/71868
7822 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7823 have a function with multiple latches, count them all.
7825 2016-07-25 Martin Liska <mliska@suse.cz>
7827 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7829 2016-07-25 Martin Liska <mliska@suse.cz>
7831 PR tree-optimization/71987
7832 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7833 just for SSA_NAMEs. Fix GNU coding style.
7835 2016-07-25 Martin Liska <mliska@suse.cz>
7837 PR gcov-profile/64874
7838 * gcov-io.h: Update command about file format.
7839 * gcov-iov.c (main): Adapt the numbering scheme.
7841 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7844 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7845 whose result is used in PHI.
7846 (final_range_test_p): Likewise.
7847 (maybe_optimize_range_tests): Likewise.
7849 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7851 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7852 Reformat two multi-line strings.
7854 2016-07-22 Martin Sebor <msebor@redhat.com>
7856 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7858 2016-07-22 Martin Sebor <msebor@redhat.com>
7861 * doc/extend.texi (Compound Literals): Correct and clarify.
7862 (Cast to Union): Same.
7864 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7866 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7867 comments to explain why certain error messages make mention of
7868 undocumented options.
7869 (rs6000_invalid_builtin): Change error messages to replace mention
7870 of undocumented options with mention of the -mcpu=power9 option
7871 that enables those undocumented options.
7872 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7873 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7874 definition of this macro to correct an existing error.
7875 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7876 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7877 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7878 descriptions of built-in functions so that they depend on
7879 -mcpu=power9 instead of on the corresponding undocumented flags.
7880 * doc/invoke.texi (Option Summary): Remove all mention of newly
7882 (IBM RS/6000 and PowerPC Options): Likewise.
7883 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7884 mention of newly undocumented flags.
7886 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7888 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7889 when target_clones attribute is set.
7891 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7893 * common.opt (funsafe-loop-optimizations): Mark ignore.
7894 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7895 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7897 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7898 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7900 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7902 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7904 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7906 (number_of_iterations_exit): Warn missed loop optimization for
7907 possible infinite loops.
7909 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7912 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7913 when to emit a ".machine" pseudo-op.
7915 2016-07-22 Martin Liska <mliska@suse.cz>
7917 PR gcov-profile/69028
7918 PR gcov-profile/62047
7919 * coverage.c (coverage_compute_lineno_checksum): Do not
7920 calculate checksum for fns w/o xloc.file.
7921 (coverage_compute_profile_id): Likewise.
7923 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7925 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7926 (avr_secondary_reload): ...and implementation.
7927 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7928 * config/avr/avr.md (reload_in<mode>): Remove insns.
7929 (adjust_len) [lpm]: Remove insn attribute value.
7930 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7932 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7935 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7937 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7938 * calls.c (special_function_p): Remove the special handling of the
7939 "__builtin_" prefix.
7941 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7944 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7945 if STMT may be an alloca call.
7946 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7947 builtin alloca call.
7948 * calls.h (gimple_maybe_alloca_call_p): New function.
7949 * tree-inline.c (inline_forbidden_p_stmt): Use
7950 gimple_maybe_alloca_call_p here.
7952 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7954 * spellcheck-tree.c (best_macro_match::best_macro_match):
7955 Explictly specify the template arguments when invoking the base
7956 class constructor, to help older C++ compilers.
7958 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7961 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7962 before builtin_decl_implicit.
7964 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7966 * optabs.c (emit_condiitonal_move): Short circuit for identical
7969 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7971 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7972 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7973 (noce_conversion_profitable_p): New.
7974 (noce_try_store_flag_constants): Use it.
7975 (noce_try_addcc): Likewise.
7976 (noce_try_store_flag_mask): Likewise.
7977 (noce_try_cmove): Likewise.
7978 (noce_try_cmove_arith): Likewise.
7979 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7981 (noce_convert_multiple_sets): Move cost model to here, from...
7982 (bb_ok_for_noce_convert_multiple_sets) ...here.
7983 (noce_process_if_block): Update calls for above changes.
7984 (noce_find_if_block): Record new noce_if_info parameters.
7986 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7988 * target.def (max_noce_ifcvt_seq_cost): New.
7989 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7990 * doc/tm.texi: Regenerate.
7991 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7992 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7993 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7994 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7995 * doc/invoke.texi: Document new params.
7997 2016-07-21 Richard Biener <rguenther@suse.de>
7999 PR tree-optimization/71947
8000 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8001 ranges have useful limit_vr information.
8003 2016-07-21 Richard Biener <rguenther@suse.de>
8005 * function-tests.c (build_trivial_generic_function): Set
8006 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8007 * omp-low.c (create_omp_child_function): Likewise.
8008 (grid_expand_target_grid_body): Likewise.
8009 * cgraphunit.c (init_lowered_empty_function): Likewise.
8010 (cgraph_node::expand_thunk): Likewise.
8011 * tree-parloops.c (create_loop_fn): Likewise.
8012 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8014 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8016 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8019 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8021 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8022 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8023 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8024 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8025 values for insn attribute.
8026 * config/avr/avr.c (avr_out_insert_notbit): New function.
8027 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8028 ADJUST_LEN_INSV_NOTBIT_0/_7.
8029 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8031 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8033 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8034 (chrec_convert_1, chrec_convert): Ditto.
8035 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8036 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8037 * tree-vrp.c (adjust_range_with_scev): Ditto.
8038 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8039 (scev_var_range_cant_overflow): New function.
8040 (scev_probably_wraps_p): New parameter. Call above function.
8041 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8043 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8045 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8046 by removing computation of may_be_zero.
8048 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8050 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8052 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8054 Improving concepts performance and diagnostics.
8055 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8056 for constraint satisfaction and subsumption.
8057 * timevar.h (auto_timevar): New constructor that matches the push/pop
8058 pattern of usage in pt.c.
8060 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8062 * hwint.h (HOST_WIDE_INT_0): New define.
8063 (HOST_WIDE_INT_0U): Ditto.
8064 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8065 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8066 * simplify-rtx.c: Ditto.
8067 * tree-object-size.c: Ditto.
8069 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8071 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8074 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8076 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8077 * combine.c: Use HOST_WIDE_INT_M1U instead of
8078 ~(unsigned HOST_WIDE_INT) 0.
8079 * double-int.h: Ditto.
8081 * dwarf2asm.c:Ditto.
8083 * genmodes.c: Ditto.
8085 * read-rtl.c: Ditto.
8086 * tree-ssa-loop-ivopts.c: Ditto.
8087 * tree-ssa-loop-prefetch.c: Ditto.
8088 * tree-vect-generic.c: Ditto.
8089 * tree-vect-patterns.c: Ditto.
8092 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8094 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8095 constant addresses outside [0,0xc0] into a register.
8096 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8097 cases where the base address register is unused after.
8098 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8099 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8100 (avr_out_store_psi_reg_disp_tiny): Same.
8102 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8104 Implement attribute progmem on reduced Tiny cores by adding
8105 flash offset 0x4000 to respective symbols.
8108 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8109 documentation how it works on reduced Tiny cores.
8110 (AVR Named Address Spaces): No support for reduced Tiny.
8111 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8112 (avr_address_tiny_pm_p): New static function.
8113 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8114 if the address is in progmem.
8115 (avr_assemble_integer): Same.
8116 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8117 for symbol_ref in progmem.
8118 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8119 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8120 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8122 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8124 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8125 * configure: Regenerate.
8126 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8127 (USE_THIN_ARCHIVES): New variable.
8128 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8129 this archive as a thin archive.
8131 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8133 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8134 same location as last time, don't skip if we have fix-it hints.
8135 Clarify the skipping logic by converting it from one "if" clause
8136 to repeated "if" clauses.
8137 * spellcheck-tree.c: Include "cpplib.h".
8138 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8139 (best_macro_match::best_macro_match): New constructor.
8140 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8141 Move here from c/c-decl.c.
8142 (class best_macro_match): Move here from c/c-decl.c, converting
8143 from a typedef to a subclass, gaining a ctor.
8145 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8147 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8148 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8150 (avr_addr_space_diagnose_usage): ...and implementation.
8151 (avr_addr_space_supported_p): New function.
8152 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8153 report bad address space usage if that space is supported.
8154 (avr_insert_attributes): Same. No more complain about unsupported
8156 * config/avr/avr-c.c (tm_p.h): Include it.
8157 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8158 macro if avr_addr_space_supported_p.
8160 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8162 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8163 flag_toplevel_reorder.
8165 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8167 * gcc-rich-location.c
8168 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8170 * gcc-rich-location.h
8171 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8173 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8175 * target.def (addr_space): Add new diagnose_usage to hook vector.
8176 * targhooks.c (default_addr_space_diagnose_usage): Add default
8177 implementation and...
8178 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8179 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8180 is some address space, call targetm.addr_space.diagnose_usage.
8181 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8182 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8183 * doc/tm.texi: Regenerate.
8185 2016-07-20 Martin Liska <mliska@suse.cz>
8188 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8189 Properly handly PHI stmts.
8191 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8193 PR tree-optimization/71503
8194 PR tree-optimization/71683
8195 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8198 2016-07-20 Martin Liska <mliska@suse.cz>
8200 * doc/invoke.texi (-fipa-ra): Document when the option is
8201 disabled. Fix a typo.
8203 2016-07-20 Martin Liska <mliska@suse.cz>
8205 * Makefile.in: Include fibonacci_heap.c
8206 * fibonacci_heap.c: New file.
8207 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8208 (fibonacci_heap::union_with): Fix deletion of the second heap.
8209 * selftest-run-tests.c (selftest::run_tests): Incorporate
8210 fibonacci heap tests.
8211 * selftest.h: Declare fibonacci_heap_c_tests.
8213 2016-07-20 Martin Liska <mliska@suse.cz>
8215 * selftest-run-tests.c (selftest::run_tests): New function.
8216 * selftest.h (sreal_c_tests): Declare.
8217 * sreal.c (sreal_verify_basics): New function.
8218 (verify_aritmetics): Likewise.
8219 (sreal_verify_arithmetics): Likewise.
8220 (verify_shifting): Likewise.
8221 (sreal_verify_shifting): Likewise.
8222 (void sreal_c_tests): Likewise.
8224 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8226 PR rtl-optimization/71916
8227 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8228 bb which have a single succ fake edge.
8230 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8233 * dwarf2out.c (gen_subprogram_die): Only call
8234 gen_unspecified_parameters_die while dumping early dwarf.
8236 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8239 * gimple-fold.c (fold_builtin_memory_op): Use
8240 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8242 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8244 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8245 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8246 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8247 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8251 * double-int.c: Ditto.
8253 * dwarf2out.c: Ditto.
8256 * fold-const.c: Ditto.
8257 * function.c: Ditto.
8259 * genmodes.c: Ditto.
8263 * loop-doloop.c: Ditto.
8264 * loop-invariant.c: Ditto.
8271 * simplify-rtx.c: Ditto.
8272 * stor-layout.c: Ditto.
8274 * tree-ssa-loop-ivopts.c: Ditto.
8275 * tree-vect-generic.c: Ditto.
8276 * tree-vect-patterns.c: Ditto.
8281 * wide-int-print.cc: Ditto.
8282 * wide-int.cc: Ditto.
8283 * wide-int.h: Ditto.
8285 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8287 * selftest.c (selftest::assert_streq): Handle NULL values of
8288 val_actual and val_expected.
8290 2016-07-19 Martin Jambor <mjambor@suse.cz>
8293 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8294 rather than cgraph_create_node to get a call graph node.
8296 2016-07-19 Richard Biener <rguenther@suse.de>
8298 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
8299 handle all tcc_constant bases and valueize SSA names.
8300 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
8303 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8305 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
8306 the flags of the exit block and bb2, not just the entry block.
8308 2016-07-19 Richard Biener <rguenther@suse.de>
8310 PR tree-optimization/71901
8311 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
8312 align member, group stuff with the bitfield.
8313 (vn_ref_op_align_unit): New inline.
8314 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
8315 record element alignment and operand 3 unchanged.
8316 (ao_ref_init_from_vn_reference): Adjust.
8317 (valueize_refs_1): Likewise.
8318 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8320 2016-07-19 Richard Biener <rguenther@suse.de>
8322 PR tree-optimization/71908
8323 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
8324 symbolic constants in a more reliable way.
8326 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
8328 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
8330 (vect_update_inits_of_drs): Likewise.
8331 (vect_create_cond_for_alias_checks): Likewise.
8332 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
8334 2016-07-19 Richard Biener <rguenther@suse.de>
8337 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
8338 with an abstract origin that is not an inlined function outer
8339 scope add a self-reference as abstract origin.
8340 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
8342 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8345 * config/rs6000/rs6000.c (rs6000_function_value): Fix
8346 unintentional System V.4 structure return breakage for structures
8347 with a single floating point element.
8349 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8351 PR tree-optimization/71734
8352 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
8353 contains REF, use it to check safelen, assume that safelen value
8354 must be greater 1, fix style.
8355 (ref_indep_loop_p_2): Add REF_LOOP argument.
8356 (ref_indep_loop_p): Pass LOOP as additional argument to
8359 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
8361 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
8362 allocation in the prologue.
8363 * explow.c (get_dynamic_stack_base): New function to return an address
8364 expression for the dynamic stack base.
8365 (get_dynamic_stack_size): New function to do the required dynamic stack
8366 space size calculations.
8367 (allocate_dynamic_stack_space): Use new functions.
8368 (align_dynamic_address): Move some code from
8369 allocate_dynamic_stack_space to new function.
8370 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
8372 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8374 * config/s390/s390.c (s390_encode_section_info): Always set
8375 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
8378 2016-07-18 Richard Biener <rguenther@suse.de>
8380 PR tree-optimization/71893
8381 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
8382 for sizetype cast added by array_ref_element_size.
8383 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8385 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
8387 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
8388 register parameters. Remove code to initialize argument pointer
8389 on TARGET_64BIT. Optimize call to _mcount when it can be reached
8390 using a pc-relative branch. Cleanup conditional code.
8391 * config/pa/pa.md (call_mcount): New expander.
8392 (call_mcount_nonpic): New insn.
8393 (call_mcount_pic): New insn and split.
8394 (call_mcount_pic_post_reload): New insn.
8395 (call_mcount_64bit): New insn and split.
8396 (call_mcount_64bit_post_reload): New insn.
8398 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
8400 * config/avr/predicates.md (const_m255_to_m1_operand): New.
8401 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
8402 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
8403 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8404 (*usum_widenqihi3, *udiff_widenqihi3)
8405 (*addhi3_zero_extend.const): New combiner insns.
8406 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
8407 just 1 bit is affected.
8408 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
8409 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
8411 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
8413 * omp-low.c (lower_omp_target): Mark data clauses with
8414 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
8415 zero-length subarrays.
8417 2016-07-15 Richard Biener <rguenther@suse.de>
8419 PR tree-optimization/71881
8420 * tree-loop-distribution.c (destroy_loop): Remove blocks in
8421 reverse DOM order to make debug temp generation happy.
8423 2016-07-15 Richard Biener <rguenther@suse.de>
8425 PR tree-optimization/71887
8426 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
8427 verify it is not zero for division / modulo handling.
8428 (value_replacement): Adjust.
8430 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
8431 Julian Brown <julian@codesourcery.com>
8433 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8434 * config/aarch64/aarch64-cost-tables.h
8435 (vulcan_extra_costs): New variable.
8436 * config/aarch64/aarch64.c
8437 (vulcan_addrcost_table): Likewise.
8438 (vulcan_regmove_cost): Likewise.
8439 (vulcan_vector_cost): Likewise.
8440 (vulcan_branch_cost): Likewise.
8441 (vulcan_tunings): Likewise.
8443 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8445 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8446 (output_in_order): Loop over undefined variables too. Output them
8447 via assemble_undefined_decl. Skip variables that correspond to hard
8448 registers or have value-exprs.
8449 * varpool.c (symbol_table::output_variables): Handle undefined
8450 variables together with defined ones.
8452 2016-07-15 Richard Biener <rguenther@suse.de>
8454 * tree-ssa-pre.c (get_representative_for): Make sure to return
8455 the value number of SSA names.
8456 (phi_translate_1): get_representative_for cannot return NULL.
8457 (do_pre_regular_insertion): Remove redundant call to
8458 fully_constant_expression.
8459 (do_pre_partial_partial_insertion): Likewise.
8461 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8463 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8464 (derive_simple_iv_with_niters): New function.
8465 (simple_iv): Rewrite using simple_iv_with_niters.
8466 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8467 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8469 (number_of_iterations_exit): Rewrite using above function.
8470 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8473 2016-07-15 Richard Biener <rguenther@suse.de>
8475 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8478 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8480 PR tree-optimization/71872
8481 * tree-data-ref.c (get_references_in_stmt): Ignore references
8482 with is_gimple_constant get_base_address.
8484 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8486 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8487 (TARGET_HAVE_LDACQD): New macro.
8488 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8489 than TARGET_HAVE_LDACQ.
8490 (arm_load_acquire_exclusivedi): Likewise.
8491 (arm_store_release_exclusivedi): Likewise.
8493 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8495 PR rtl-optimization/71878
8496 * lra-constraints.c (match_reload): Pass information about other
8497 output operands. Create new unique register value if matching input
8498 operand shares same register value as output operand being considered.
8499 (curr_insn_transform): Record output operands already processed.
8501 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8504 PR tree-optimization/70923
8505 * tree-vect-patterns.c: Include mult-synthesis.h.
8506 (target_supports_mult_synth_alg): New function.
8507 (synth_lshift_by_additions): Likewise.
8508 (apply_binop_and_append_stmt): Likewise.
8509 (vect_synth_mult_by_constant): Likewise.
8510 (target_has_vecop_for_code): Likewise.
8511 (vect_recog_mult_pattern): Use above functions to synthesize vector
8512 multiplication by integer constants.
8514 2016-07-14 Alan Modra <amodra@gmail.com>
8516 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8517 gpr alternatives. Correct '*' placement on Y,r alternative.
8518 Add '*' on operand 1 of r,r alternative.
8520 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8522 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8523 * expmed.h: ... Here.
8525 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8527 * gimple.h (stmt_can_terminate_bb_p): New function.
8528 * tree-cfg.c (need_fake_edge_p): Rename to ...
8529 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8530 throw external; handle const and pure calls.
8531 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8533 2016-07-14 Richard Biener <rguenther@suse.de>
8535 PR tree-optimization/71866
8536 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8537 (do_hoist_insertion): Avoid endless recursion when we
8538 didn't insert anything because we managed to simplify
8539 things down to a constant or SSA name.
8540 (fully_constant_expression): Re-write in terms of ...
8541 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8542 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8543 vn_nary_build_or_lookup_1.
8544 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8545 (vn_nary_build_or_lookup): ... this which now wraps it.
8547 2016-07-14 Alan Modra <amodra@gmail.com>
8550 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8551 with p9_vector override before power9-dform override.
8553 2016-07-13 Andi Kleen <ak@linux.intel.com>
8555 * value-prof.c (gimple_value_profile_transformations): Don't run
8556 when auto_profile is on.
8558 2016-07-13 Andi Kleen <ak@linux.intel.com>
8560 * auto-profile.c (update_inlined_ind_target,
8561 afdo_indirect_call): Print information to dump file.
8563 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8565 * genrecog.c (special_predicate_operand_p): New function.
8566 (predicate_name): Move function.
8567 (validate_pattern): Don't warn about missing mode for all
8568 define_special_predicate predicates.
8570 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8572 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8573 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8574 resolve alias checks which are known at compilation time.
8575 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8576 alias checks are resolved. Move dump info for too many runtime
8577 alias checks to here...
8578 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8580 2016-07-13 Richard Biener <rguenther@suse.de>
8582 PR tree-optimization/24574
8583 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8584 position and add shift, rotate, divison and modulo support
8586 (value_replacement): Pass in argument position to absorbing_element_p.
8588 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8591 * ipa-inline-transform.c (inline_call): Support
8592 instrumented thunks.
8594 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8596 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8597 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8599 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8600 Baseline. Make initial alternative TARGET_32BIT only.
8601 (udivsi3): Likewise.
8602 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8603 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8606 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8608 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8609 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8610 availability with TARGET_HAVE_MOVT.
8611 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8612 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8613 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8615 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8616 extra instruction if MOVW is available. Use a cost variable
8617 incremented by COSTS_N_INSNS (1) when the condition match rather than
8618 returning an arithmetic expression based on COSTS_N_INSNS. Make
8619 constant with bottom half word zero cost 2 instruction if MOVW is
8621 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8622 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8623 target is ARMv8-M Baseline.
8624 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8625 (arm_movtas_ze): Likewise.
8626 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8627 alternative for constants satisfying j constraint.
8628 (thumb1_movsi_insn): Likewise.
8629 (movsi splitter for K alternative): Tighten condition to not trigger
8630 if movt is available and j constraint is satisfied.
8631 (Pe immediate splitter): Likewise.
8632 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8633 constant fitting in an halfword to use MOVW.
8634 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8637 2016-07-13 Richard Biener <rguenther@suse.de>
8640 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8641 gimplifying the LHS. Make sure to gimplify a returning twice
8642 call LHS without using SSA names.
8644 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8646 * tree-data-ref.c (find_data_references_in_stmt): Remove
8647 unnecessary call to vec::release.
8648 (graphite_find_data_references_in_stmt): Likewise.
8649 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8650 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8652 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8654 * cfgexpand.c (expand_used_vars): Make the type of a local
8656 * genmatch.c (lower_for): Likewise.
8657 * haifa-sched.c (haifa_sched_init): Likewise.
8658 (add_to_speculative_block): Likewise.
8659 (create_check_block_twin): Likewise.
8660 * predict.c (handle_missing_profiles): Likewise.
8661 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8662 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8663 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8665 (maybe_lower_iteration_bound): Likewise.
8666 * tree-ssa-sccvn.c (DFS): Likewise.
8667 * tree-stdarg.c (reachable_at_most_once): Likewise.
8668 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8669 (vectorizable_store): Likewise.
8671 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8673 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8674 (sccvn_dom_walker): make cond_stack an auto_vec.
8676 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8678 * ree.c (struct ext_state): Make type of members auto_vec.
8679 (find_and_remove_re): Adjust.
8681 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8683 * cfgexpand.c (struct stack_vars_data): Make type of fields
8685 (expand_used_vars): Adjust.
8687 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8689 * ipa.c (record_cdtor_fn): Adjust.
8690 (build_cdtor_fns): Likewise.
8691 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8694 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8696 * genextract.c (struct accum_extract): Add constructor and make
8700 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8702 * tree.c (struct free_lang_data_d): Add constructor and change
8703 types of members to ones that automatically manage resources.
8704 (fld_worklist_push): Adjust.
8705 (find_decls_types): Likewise.
8706 (find_decls_types_in_eh_region): Likewise.
8707 (free_lang_data_in_cgraph): Stop manually creating and
8708 destroying members of free_lang_data_d.
8710 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8712 PR rtl-optimization/68961
8713 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8714 peephole variant. Use sse_reg_operand predicates.
8716 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8718 * config/i386/predicates.md (x86_64_immediate_operand)
8719 <case CONST_INT>: Remove unneeded truncation to DImode.
8720 <case CONST>: Ditto.
8721 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8723 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8726 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8727 The xxperm and xxpermr instructions require that the 2nd input
8728 operand overlap with the output operand, and not the 1st.
8729 (altivec_vperm_v8hiv16qi): Likewise.
8730 (altivec_vperm_<mode>_uns_internal): Likewise.
8731 (altivec_vpermr_<mode>_internal): Likewise.
8732 (vperm_v8hiv4si): Likewise.
8733 (vperm_v16qiv8hi): Likewise.
8735 2016-07-12 Nathan Sidwell <nathan@acm.org>
8737 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8738 when -mno-pic-data-is-text-relative is in effect, by default.
8739 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8740 behavior and clarify.
8742 2016-07-12 Martin Liska <mliska@suse.cz>
8744 * params.def: Add avg-loop niter.
8745 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8746 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8747 * doc/invoke.texi: Document the new parameter.
8749 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8752 * expr.c (store_constructor): Mask sign-extended bits when widening
8753 sub-word constructor element at the start of a word.
8755 2016-07-12 Martin Liska <mliska@suse.cz>
8757 * Makefile.in: Append rule for params-options.h.
8758 * params-options.h: New file.
8760 2016-07-12 Martin Liska <mliska@suse.cz>
8762 * ira-build.c (mark_loops_for_removal): Properly iterate
8765 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8766 Richard Biener <rguenther@suse.de>
8768 PR tree-optimization/23286
8769 PR tree-optimization/70159
8770 * doc/invoke.texi: Document -fcode-hoisting.
8771 * common.opt (fcode-hoisting): New flag.
8772 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8773 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8774 (do_regular_insertion): Rename to ...
8775 (do_pre_regular_insertion): ... this and amend general comments
8776 on insertion strathegy.
8777 (do_partial_partial_insertion): Rename to ...
8778 (do_pre_partial_partial_insertion): ... this.
8779 (do_hoist_insertion): New function.
8780 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8781 and call do_hoist_insertion properly.
8783 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8784 (pass_pre::execute): Register hoist_insert stats.
8786 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8789 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8790 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8791 is different from mode's bitsize. Small cleanup.
8793 2016-07-12 Richard Biener <rguenther@suse.de>
8795 PR rtl-optimization/68961
8796 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8797 to simplify to a non-constant.
8799 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8802 * omp-low.c (expand_omp_target): Gimplify device.
8804 PR tree-optimization/71823
8805 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8806 to get vec_oprnds2 from op2.
8808 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8810 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8811 Hoist common subexpressions.
8812 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8814 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8817 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8818 prevent generation of 'stxsiwx' on pre Power8 hardware.
8820 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8822 * input.c: Include cpplib.h.
8823 (selftest::temp_source_file): New class.
8824 (selftest::temp_source_file::temp_source_file): New ctor.
8825 (selftest::temp_source_file::~temp_source_file): New dtor.
8826 (selftest::should_have_column_data_p): New function.
8827 (selftest::test_should_have_column_data_p): New function.
8828 (selftest::temp_line_table): New class.
8829 (selftest::temp_line_table::temp_line_table): New ctor.
8830 (selftest::temp_line_table::~temp_line_table): New dtor.
8831 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8832 it to create a temp_line_table.
8833 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8834 locations that are known to have column data.
8835 (selftest::line_table_case): New struct.
8836 (selftest::test_reading_source_line): Move tempfile handling
8837 to class temp_source_file.
8838 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8839 (selftest::assert_token_loc_eq): New function.
8840 (ASSERT_TOKEN_LOC_EQ): New macro.
8841 (selftest::test_lexer): New function.
8842 (selftest::boundary_locations): New array.
8843 (selftest::input_c_tests): Call test_should_have_column_data_p.
8844 Loop over a test matrix of interesting values of location and
8845 default_range_bits, calling test_lexer on each case in the matrix.
8846 Move call to test_accessing_ordinary_linemaps into the matrix.
8847 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8848 (ASSERT_EQ_AT): New macro.
8850 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8853 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8854 Don't convert TImode in debug insn.
8856 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8858 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8859 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8860 (tree_type_common::lang_flag_7): New.
8861 (tree_type_common::spare): Reduce size.
8862 * tree.h (TYPE_ALIGN_OK): Remove.
8863 (TYPE_LANG_FLAG_7): New.
8864 (get_inner_reference): Adjust header.
8865 * print-tree.c (print_node): Adjust.
8866 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8867 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8868 calls to get_inner_reference.
8869 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8870 handling of TYPE_ALIGN_OK.
8871 * builtins.c (get_object_alignment_2): Adjust call to
8872 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8873 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8875 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8876 * cfgexpand.c (expand_debug_expr): Likewise.
8877 * dbxout.c (dbxout_expand_expr): Likewise.
8878 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8879 loc_list_from_tree, fortran_common): Likewise.
8880 * fold-const.c (optimize_bit_field_compare,
8881 decode_field_reference, fold_unary_loc, fold_comparison,
8882 split_address_to_core_and_offset): Likewise.
8883 * gimple-laddress.c (execute): Likewise.
8884 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8885 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8886 * hsa-gen.c (gen_hsa_addr): Likewise.
8887 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8888 * tsan.c (instrument_expr): Likewise.
8889 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8890 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8891 * tree-affine.c (tree_to_aff_combination,
8892 get_inner_reference_aff): Adjust calls to get_inner_reference.
8893 * tree-data-ref.c (split_constant_offset_1,
8894 dr_analyze_innermost): Likewise.
8895 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8896 * tree-sra.c (ipa_sra_check_caller): Likewise.
8897 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8898 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8899 bswap_replace): Likewise.
8900 * tree-vect-data-refs.c (vect_check_gather,
8901 vect_analyze_data_refs): Likewise.
8902 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8903 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8906 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8908 * Makefile.in (selftest-valgrind): New phony target.
8909 * function-tests.c (selftest::build_cfg): Delete pass instances
8910 created by the test.
8911 (selftest::convert_to_ssa): Likewise.
8912 (selftest::test_expansion_to_rtl): Likewise.
8913 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8915 (selftest::test_diamond): Likewise.
8917 2016-07-11 Richard Biener <rguenther@suse.de>
8919 PR tree-optimization/71816
8920 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8921 than replacing all of its operands.
8923 2016-07-11 Alan Modra <amodra@gmail.com>
8925 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8926 (ctr<mode>): Add unspec.
8927 (ctr<mode>_internal*): Likewise.
8929 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8931 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8932 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8934 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8936 PR rtl-optimization/71621
8937 * lra-constraints.c (process_alt_operands): Check combination of
8940 2016-07-08 Jason Merrill <jason@redhat.com>
8941 Richard Biener <rguenther@suse.de>
8943 P0145: Refining Expression Order for C++.
8944 * gimplify.c (initial_rhs_predicate_for): New.
8945 (gimplfy_modify_expr): Gimplify RHS before LHS.
8947 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8950 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8951 Allow standard error handling to take over when a wrong number
8952 of arguments is presented to __builtin_vec_ld () or
8953 __builtin_vec_st ().
8955 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8957 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8962 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8963 __builtin_aarch64_fmaxv2sf.
8964 (vmaxnmq_f32): Likewise.
8965 (vmaxnmq_f64): Likewise.
8966 (vminnm_f32): Likewise.
8967 (vminnmq_f32): Likewise.
8968 (vminnmq_f64): Likewise.
8970 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8973 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8974 enable -mfloat128-hardware by default.
8975 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8976 that IEEE 128-bit hardware support needs.
8977 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8978 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8979 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8980 floating point requires.
8981 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8982 -mfloat128 and -mfloat128-hardware changes.
8984 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8986 PR tree-optimization/71667
8987 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8989 2016-07-08 Martin Liska <mliska@suse.cz>
8992 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8993 folding produces SAVE_EXPRs, thus return false for the type.
8995 2016-07-07 Martin Liska <mliska@suse.cz>
8997 * file-find.c (remove_prefix): New function.
8998 * file-find.h (remove_prefix): Declare the function.
8999 * gcc-ar.c (main): Skip a folder of the wrapper if
9000 a wrapped binary would point to the same file.
9002 2016-07-07 Jan Hubicka <jh@suse.cz>
9004 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9005 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9006 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9008 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9011 * ipa-inline-analysis.c (compute_inline_parameters): Set
9012 local.can_change_signature to false for intrumentation
9015 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9017 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9018 with TARGET_HAVE_MOVT.
9019 (TARGET_HAVE_MOVT): Define.
9020 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9021 availability with TARGET_HAVE_MOVT.
9022 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9024 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9026 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9027 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9028 * config/arm/constraints.md (define_constraint "j"): Use
9029 TARGET_HAVE_MOVT to check MOVT availability.
9031 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9033 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9035 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9037 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9038 (armv8-m.main): Likewise.
9039 (armv8-m.main+dsp): Likewise.
9040 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9041 (FL_FOR_ARCH8M_MAIN): Likewise.
9042 * config/arm/arm-tables.opt: Regenerate.
9043 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9044 armv8-m.main+dsp to BE8_LINK_SPEC.
9045 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9046 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9047 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9048 Baseline and Mainline.
9049 (arm_option_override_internal): Also disable arm_restrict_it when
9050 !arm_arch_notm. Update comment for -munaligned-access to also cover
9052 (arm_file_start): Increase buffer size for printing architecture name.
9053 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9054 and armv8-m.main+dsp.
9055 (mno-unaligned-access): Clarify that this is disabled by default for
9056 ARMv8-M Baseline architectures as well.
9058 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9060 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9061 decide whether to prevent some libgcc routines being included for some
9062 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9063 link between this condition and the one in
9064 libgcc/config/arm/lib1func.S.
9066 2016-07-07 Richard Biener <rguenther@suse.de>
9068 * tree-ssa-pre.c: Include alias.h.
9069 (compute_avail): If we have multiple VN_REFERENCEs with the
9070 same hashtable entry adjust that to make it a valid replacement
9071 for all of them with respect to alignment and aliasing
9072 when doing insertion.
9073 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9074 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9076 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9080 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9081 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9084 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9086 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9087 (adjust_mems): Adjust.
9088 (adjust_insn): Likewise.
9089 (prepare_call_arguments): Likewise.
9091 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9093 * gcse.c (struct ls_expr): Make stores field a vector.
9094 (ldst_entry): Adjust.
9095 (free_ldst_entry): Likewise.
9096 (print_ldst_list): Likewise.
9097 (compute_ld_motion_mems): Likewise.
9098 (update_ld_motion_stores): Likewise.
9100 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9102 * gcse.c (struct ls_expr): Remove loads field.
9103 (ldst_entry): Adjust.
9104 (free_ldst_entry): Likewise.
9105 (print_ldst_list): Likewise.
9106 (compute_ld_motion_mems): Likewise.
9108 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9110 * store-motion.c (struct st_expr): Make antic_stores a vector.
9111 (st_expr_entry): Adjust.
9112 (free_st_expr_entry): Likewise.
9113 (print_store_motion_mems): Likewise.
9114 (find_moveable_store): Likewise.
9115 (compute_store_table): Likewise.
9116 (remove_reachable_equiv_notes): Likewise.
9117 (replace_store_insn): Likewise.
9118 (build_store_vectors): Likewise.
9120 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9122 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9123 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9125 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9127 PR tree-optimization/71518
9128 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9129 misalign also for outer loops with negative step.
9131 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9133 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9134 (cortex_a53_shift): Add mov_shift.
9135 (cortex_a53_shift_reg): Add new reservation for register shifts.
9136 (cortex_a53_alu): Remove bfm.
9137 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9138 (cortex_a53_alu_extr): Add new reservation for EXTR.
9139 (bypasses): Improve bypass modelling.
9141 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9144 * config/avr/avr.c (avr_asm_select_section): Strip off
9145 SECTION_DECLARED from flags when calling get_section.
9147 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9149 * tree-vectorizer.h (vect_memory_access_type): Add
9150 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9151 * tree-vect-stmts.c (compare_step_with_zero): New function.
9152 (perm_mask_for_reverse): Move further up file.
9153 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9155 (get_negative_load_store_type): New function.
9156 (get_load_store_type): Call it. Add an ncopies argument.
9157 (vectorizable_mask_load_store): Update call accordingly and
9158 remove tests for negative steps.
9159 (vectorizable_store, vectorizable_load): Likewise. Handle new
9160 memory_access_types.
9162 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9164 * tree-vectorizer.h (vect_memory_access_type): New enum.
9165 (_stmt_vec_info): Add a memory_access_type field.
9166 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9167 (vect_model_store_cost): Take an access type instead of a boolean.
9168 (vect_model_load_cost): Likewise.
9169 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9170 vect_model_store_cost and vect_model_load_cost.
9171 * tree-vect-stmts.c (vec_load_store_type): New enum.
9172 (vect_model_store_cost): Take an access type instead of a
9173 store_lanes_p boolean. Simplify tests.
9174 (vect_model_load_cost): Likewise, but for load_lanes_p.
9175 (get_group_load_store_type, get_load_store_type): New functions.
9176 (vectorizable_store): Use get_load_store_type. Record the access
9177 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9178 (vectorizable_load): Likewise.
9179 (vectorizable_mask_load_store): Likewise. Replace is_store
9180 variable with vls_type.
9182 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9184 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9185 single_element_p parameter.
9186 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9187 Check the PR65518 case here rather than in vectorizable_load.
9188 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9189 * tree-vect-stmts.c (vectorizable_load): Likewise.
9191 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9193 * tree-vectorizer.h (gather_scatter_info): New structure.
9194 (vect_check_gather_scatter): Return a bool rather than a decl.
9195 Replace return-by-pointer arguments with a single
9196 gather_scatter_info *.
9197 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9198 (vect_analyze_data_refs): Update call accordingly.
9199 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9200 (vectorizable_mask_load_store): Likewise. Also record the
9201 offset dt and vectype in the gather_scatter_info.
9202 (vectorizable_store): Likewise.
9203 (vectorizable_load): Likewise.
9205 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9207 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9208 strided groups, use the cost of N scalar accesses instead
9209 of ncopies vector accesses.
9210 (vect_model_load_cost): Likewise.
9212 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9214 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9215 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9216 variable to indicate when once-per-group costs are being used.
9217 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9219 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9221 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9222 peeling-for-gaps condition.
9224 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9226 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9227 element to register if it doesn't match general_operand.
9229 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9230 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9232 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9234 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9235 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9236 (SIGNBIT): New mode iterator.
9237 (Fsignbit): New mode attribute.
9238 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9239 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9240 when direct moves are available.
9241 (signbit<mode>2_dm): New define_insn_and_split).
9242 (signbit<mode>2_dm2): New define_insn.
9244 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9246 PR rtl-optimization/71594
9247 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9248 into subregs of appropriate mode before trying to emit a conditional
9251 2016-07-05 Jan Hubicka <jh@suse.cz>
9253 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9254 (simple_iv): Use it.
9256 2016-07-05 Jan Hubicka <jh@suse.cz>
9258 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9260 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9262 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9265 2016-07-05 Jan Hubicka <jh@suse.cz>
9267 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9270 2016-07-05 Richard Biener <rguenther@suse.de>
9272 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9273 Handle empty else block.
9274 (is_feasible_trace): Likewise.
9275 (split_paths): Likewise.
9277 2016-07-05 Richard Biener <rguenther@suse.de>
9279 * tree-loop-distribution.c (distribute_loop): Fix issue with
9280 the cost model loop.
9282 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9284 * config/arm/neon-testgen.ml: Delete.
9285 * config/arm/neon.ml: Delete.
9287 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9290 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9291 directly using TREE_PURPOSE.
9293 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9295 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9296 * config/aarch64/aarch64_neon.h: Likewise.
9297 * config/aarch64/arm_neon.h: Likewise.
9298 * config/aarch64/atomics.md: Likewise.
9299 * config/aarch64/aarch64-simd-builtins.def: Likewise.
9300 * doc/invoke.texi: Likewise.
9302 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9304 * config/s390/s390.md: Add "z13" cpu_facility.
9305 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
9306 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
9307 condition" type instructions.
9309 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9310 Jeff Law <law@redhat.com>
9312 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
9313 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
9315 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
9317 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
9318 permutation for TARGET_AVX512F.
9319 (ix86_expand_vec_one_operand_perm_avx512): New function.
9320 (expand_vec_perm_1): Invoke introduced function.
9321 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9322 it may be not valid after vectorization.
9324 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9327 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
9328 typo in comment. Only force to memory if it is a weak
9331 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
9332 Jiong Wang <jiong.wang@arm.com>
9334 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
9335 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
9336 (AARCH64_FL_F16): New.
9337 (AARCH64_FL_FOR_ARCH8_2): New.
9338 (AARCH64_ISA_8_2): New.
9339 (AARCH64_ISA_F16): New.
9340 (TARGET_FP_F16INST): New.
9341 (TARGET_SIMD_F16INST): New.
9342 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
9343 ("fp"): Disabling "fp" also disables "fp16".
9344 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
9345 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
9346 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
9347 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
9349 2016-07-04 Jan Beulich <jbeulich@suse.com>
9351 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
9353 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9356 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
9357 the insns, use an insn form that does not adjust the offset on
9358 little endian systems.
9360 2016-07-01 Jan Beulich <jbeulich@suse.com>
9362 * varasm.c (get_variable_section): Validate initializer in
9363 named .bss-like sections.
9365 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9367 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
9368 Exchange the order of the second and third operands in the vpermr
9369 instruction tmeplate.
9371 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
9374 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
9375 Disallow TDmode values.
9377 2016-07-01 Alan Modra <amodra@gmail.com>
9379 PR rtl-optimization/71709
9380 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
9381 being set, not referenced.
9383 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
9385 PR tree-optimization/70729
9386 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
9387 of loop since it can be not valid after transformation.
9389 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9391 * config/arm/arm.c (thumb_reload_in_hi): Delete.
9392 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
9394 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
9396 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
9399 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9402 * config/rs6000/constraints.md (wY constraint): New constraint to
9403 match the requirements for the LXSD and STXSD instructions.
9404 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
9405 predicate to match the requirements for the LXSD and STXSD
9407 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
9408 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
9409 to make sure that the bottom 2 bits of offset are 0, the address
9410 form is offsettable, and no updating is done in the address mode.
9411 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
9412 (movdi_internal32): Likewise
9413 (movdi_internal64): Likewise.
9415 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9417 PR tree-optimization/71707
9418 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
9419 strinfo even for ADDR_EXPR ptr.
9421 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9423 * config/rs6000/altivec.md (darn_32): Change the condition to
9424 TARGET_P9_MISC instead of TARGET_MODULO.
9425 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
9426 condition expression.
9427 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
9428 condition expression.
9429 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
9430 (DFP_TEST): New code iterator.
9431 (dfptstsfi_<code>_mode>): New define_expand.
9432 (*dfp_sgnfcnc_<mode>): New define_insn.
9433 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9434 definition next to BU_P9_MISC_1 definition and change the MASK
9435 value to RS6000_BTM_P9_MISC.
9436 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9437 (BU_P9_64BIT_MISC_0): Likewise.
9438 (BU_P9_DFP_MISC_0): New macro definition.
9439 (BU_P9_DFP_MISC_1): New macro definition.
9440 (BU_P9_DFP_MISC_2): New macro definition.
9441 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9442 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9443 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9444 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9445 (TSTSFI_LT_TD): Likewise.
9446 (TSTSFI_EQ_DD): Likewise.
9447 (TSTSFI_EQ_TD): Likewise.
9448 (TSTSFI_GT_DD): Likewise.
9449 (TSTSFI_GT_TD): Likewise.
9450 (TSTSFI_OV_DD): Likewise.
9451 (TSTSFI_OV_TD): Likewise.
9452 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9453 (TSTSFI_LT_DD): Likewise.
9454 (TSTSFI_LT_TD): Likewise.
9455 (TSTSFI_EQ): Likewise.
9456 (TSTSFI_EQ_DD): Likewise.
9457 (TSTSFI_EQ_TD): Likewise.
9458 (TSTSFI_GT): Likewise.
9459 (TSTSFI_GT_DD): Likewise.
9460 (TSTSFI_GT_TD): Likewise.
9461 (TSTSFI_OV): Likewise.
9462 (TSTSFI_OV_DD): Likewise.
9463 (TSTSFI_OV_TD): Likewise.
9464 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9465 overloaded test significance functions.
9466 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9467 OPTION_MASK_P9_MISC into the representation of this mask.
9468 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9470 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9471 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9473 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9474 argument is a 6-bit unsigned literal value if the icode argument
9475 represents a DFP test significance built-in call.
9476 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9477 flag used independently and in combination with the
9478 RS6000_BTM_64BIT flag.
9479 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9480 (rs6000_builtin_mask_names): Add entry for power9-misc
9481 command-line option.
9482 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9483 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9484 RS6000_BTM_P9_MISC macros.
9485 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9486 option and change the description of the -mpower9-vector option to
9487 enable only vector instructions, removing its erroneously claimed
9488 support for scalar instructions.
9489 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9490 the ISA 3.0 digital floating point test significance built-in
9493 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9495 * config/aarch64/aarch64.c (cortexa35_tunings):
9496 Enable AES fusion. Use cortexa57_branch_cost.
9497 (cortexa53_tunings): Use cortexa57_branch_cost.
9498 (cortexa72_tunings): Use cortexa57_branch_cost.
9499 Use AUTOPREFETCHER_WEAK.
9500 (cortexa73_tunings): Use cortexa57_branch_cost.
9502 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9503 James Greenhalgh <james.greenhalgh@arm.com>
9505 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9506 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9507 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9508 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9509 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9510 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9511 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9512 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9513 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9514 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9515 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9516 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9517 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9520 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9521 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9523 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9525 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9527 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9530 * gcc.c (driver::build_option_suggestions): Pass "option" to
9531 add_misspelling_candidates.
9532 * opts-common.c (add_misspelling_candidates): Add "option" param;
9533 use it to avoid adding negated forms for options marked with
9535 * opts.h (add_misspelling_candidates): Add "option" param.
9537 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9540 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9541 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9542 first when permuting bitwise operation with rotate. Cast
9543 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9545 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9547 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9548 for misspelled param names.
9549 * params.c: Include spellcheck.h.
9550 (find_param_fuzzy): New function.
9551 * params.h (find_param_fuzzy): New prototype.
9552 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9553 * spellcheck.h (struct edit_distance_traits<const char *>):
9556 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9558 * config/rs6000/predicates.md (const_0_to_7_operand): New
9559 predicate, recognize 0..7.
9560 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9561 support for doing extracts from V16QImode, V8HImode, V4SImode
9563 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9564 vector extract support.
9565 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9566 for ISA 3.0 vector extract.
9567 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9568 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9569 extracts of a constant element number from small integer vectors
9570 on 64-bit ISA 3.0 systems.
9571 (vsx_extract_<mode>_di): Likewise.
9572 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9573 say when we can do ISA 3.0 vector extracts.
9574 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9575 registers, using the stxsiwx instruction.
9577 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9579 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9580 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9581 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9582 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9583 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9584 * config/arm/arm.c (arm_qdf24xx_tune): New.
9586 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9588 * config/aarch64/aarch64.c (cortexa53_tunings):
9589 Increase loop alignment to 8. Set function alignment to 16.
9590 (cortexa35_tunings): Likewise.
9591 (cortexa57_tunings): Increase loop alignment to 8.
9592 (cortexa72_tunings): Likewise.
9593 (cortexa73_tunings): Likewise.
9595 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9597 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9598 for arm_fp16_ok and arm_fp16_hw.
9599 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9600 arm_fp16_alternative.
9602 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9604 PR tree-optimization/71655
9605 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9606 types when swapping operands.
9608 2016-06-29 Martin Liska <mliska@suse.cz>
9611 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9612 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9613 of build_optimization_node.
9615 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9617 PR tree-optimization/70729
9618 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9619 independent in loops having positive safelen value.
9620 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9621 it may be not valid after vectorization.
9623 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9625 PR tree-optimization/71625
9626 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9627 is sorted by ascending list->offset. If PTR is non-NULL and there is
9628 previous strinfo, call get_stridx_plus_constant.
9629 (get_stridx): Pass exp as second argument to get_addr_stridx.
9630 (addr_stridxptr): Add missing list = list->next, so that there can be
9631 more than one entries in the list. Bump limit from 16 to 32. Ensure
9632 the list is sorted by ascending list->offset.
9633 (get_stridx_plus_constant): Adjust so that it can be also called with
9634 ADDR_EXPR instead of SSA_NAME as PTR.
9635 (handle_char_store): Pass NULL_TREE as second argument to
9638 2016-06-29 Richard Biener <rguenther@suse.de>
9640 PR rtl-optimization/68961
9641 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9643 2016-06-29 Richard Biener <rguenther@suse.de>
9646 * alias.c (component_uses_parent_alias_set_from): Handle
9647 type punning through union accesses by using the union alias set.
9648 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9650 2016-07-29 Richard Biener <rguenther@suse.de>
9652 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9653 precision not matching mode precision.
9655 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9657 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9658 pa_output_arg_descriptor.
9659 (call_val_symref_64bit_post_reload): Likewise.
9660 (call_val_powf_64bit_post_reload): Likewise.
9661 (sibcall_internal_symref_64bit): Likewise.
9662 (sibcall_value_internal_symref_64bit): Likewise.
9664 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9667 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9668 a constant, force its SUBREG_REG into memory or register instead
9671 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9674 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9675 * doc/invoke.texi (AVR Options): Document it.
9677 2016-06-28 Walter Lee <walt@tilera.com>
9679 * config/tilegx/linux.h: Do not include arch/icache.h
9680 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9681 * config/tilepro/linux.h: Do not include arch/icache.h
9682 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9684 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9686 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9687 for big-endian BIT_FIELD_REF.
9689 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9691 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9692 ('size' attribute): Add '128'.
9694 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9695 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9696 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9697 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9698 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9699 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9700 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9701 *trunc<mode>df2_odd): Set size attribute to '128'.
9702 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9703 * config/rs6000/power6.md (power6-fp): Include dfp type.
9704 * config/rs6000/power7.md (power7-fp): Likewise.
9705 * config/rs6000/power8.md (power8-fp): Likewise.
9706 * config/rs6000/power9.md: New file.
9707 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9708 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9709 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9711 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9712 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9713 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9714 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9715 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9716 dfp_dscri_<mode>): Change type attribute to dfp.
9717 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9718 attribute to vecsimple.
9719 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9720 and prefetch streams.
9721 (rs6000_option_override_internal): Remove temporary code setting
9722 tuning to power8. Don't set rs6000_sched_groups for power9.
9723 (last_scheduled_insn): Change to rtx_insn *.
9724 (divide_cnt, vec_load_pendulum): New variables.
9725 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9726 (rs6000_issue_rate): Set issue rate for Power9.
9727 (is_power9_pairable_vec_type): New.
9728 (power9_sched_reorder2): New.
9729 (rs6000_sched_reorder2): Call new function for Power9 specific
9731 (insn_must_be_first_in_group): Remove Power9.
9732 (insn_must_be_last_in_group): Likewise.
9733 (force_new_group): Likewise.
9734 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9735 Initialize divide_cnt/vec_load_pendulum.
9736 (_rs6000_sched_context, rs6000_init_sched_context,
9737 rs6000_set_sched_context): Handle context save/restore of new
9740 2016-06-28 Richard Biener <rguenther@suse.de>
9742 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9743 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9744 COMPONENT_REF operand.
9745 (nonoverlapping_component_refs_p): Likewise.
9746 * stor-layout.c (start_bitfield_representative): Mark
9747 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9749 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9751 * Makefile.in: Don't cat ../stage_current if it does not exist.
9753 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9754 last argument is a bit-field.
9756 PR rtl-optimization/71673
9757 * internal-fn.c (expand_arith_overflow_result_store): Use
9758 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9759 expand_simple_binop.
9762 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9763 expand_ifn_atomic_compare_exchange): New functions.
9764 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9765 * tree.h (build_call_expr_internal_loc): Rename to ...
9766 (build_call_expr_internal_loc_array): ... this. Fix up type of
9768 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9769 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9770 ATOMIC_COMPARE_EXCHANGE result.
9771 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9772 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9773 fold_builtin_atomic_compare_exchange): New prototypes.
9774 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9775 fold_builtin_atomic_compare_exchange): New functions..
9776 * tree-ssa.c (execute_update_addresses_taken): If
9777 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9778 of call when finding addressable vars, and if such var becomes
9779 non-addressable, call fold_builtin_atomic_compare_exchange.
9781 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9784 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9785 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9787 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9789 * config/rs6000/rs6000.md ('type' attribute): Add
9790 veclogical,veccmpfx,vecexts,vecmove insn types.
9791 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9792 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9793 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9794 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9795 *nabs<mode>2_hw): Change type to vecmove.
9796 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9797 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9798 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9799 *ieee_128bit_vsx_abs<mode>2_internal,
9800 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9801 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9802 *ieee128_mtvsrd_32bit): Change type to veclogical.
9803 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9804 *movdi_internal32, *movdi_internal64): Update insn types.
9805 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9806 vsx_extract_<mode>): Change type to veclogical.
9807 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9808 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9809 *vsx_sign_extend_si_v2di): Change type to vecexts.
9810 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9812 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9813 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9814 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9815 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9816 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9817 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9818 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9819 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9820 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9821 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9822 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9823 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9824 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9825 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9826 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9827 (ppc7450-vecsimple): Add veclogical, vecmove.
9828 (ppc7450-veccmp): Add veccmpfx.
9829 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9831 (ppc8540_vector_compare): Add veccmpfx.
9832 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9833 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9834 (cell-vecsimple): Add veclogical, vecmove.
9835 (cell-veccmp): Add veccmpfx.
9836 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9837 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9839 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9840 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9841 (power4-vecsimple): Add veclogical, vecmove.
9842 (power4-veccmp): Add veccmpfx.
9843 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9844 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9845 (power6-vecsimple): Add veclogical, vecmove.
9846 (power6-veccmp): Add veccmpfx.
9847 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9848 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9849 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9850 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9851 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9852 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9853 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9855 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9857 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9860 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9861 OPTION_MASK_P9_DFORM_VECTOR.
9862 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9863 disable -mpower9-dform-vector when using reload.
9864 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9865 New 'strict' argument. Update all callers. Add strict addressing
9867 (rs6000_legitimate_offset_address_p): Remove call to
9868 virtual_stack_registers_memory_p.
9869 (rs6000_legitimize_reload_address): Add quad address support.
9870 (rs6000_legitimate_address_p): Move call to quad_address_p above
9871 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9872 to account for new strict usage.
9873 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9874 for new strict usage.
9875 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9877 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9884 * config/i386/i386.c (ix86_spill_class): Disable condition to
9885 always return NO_REGS.
9887 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9889 * predict.c: Include gimple-pretty-print.h
9890 (predicted_by_loop_heuristics_p): Check also
9891 PRED_LOOP_EXIT_WITH_RECURSION
9892 (predict_loops): Find self recursive calls and use special purpose
9893 predictors for them; dump log about decisions.
9894 (pass_profile::execute): Dump info about #of iterations.
9895 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9896 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9898 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9900 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9901 output_asm_insn calls and shorten long lines. Output .CALL
9902 argument descriptor using pa_output_arg_descriptor. Add various
9903 inline $$dyncall and other optimizations.
9904 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9906 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9908 PR tree-optimization/71643
9909 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9912 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9913 leak a bitmap if dep_bb is NULL.
9915 PR tree-optimization/71631
9916 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9917 to rewrite_expr_tree even if negate_result, move new_lhs var
9918 declaration and initialization earlier, for powi_result set afterwards
9919 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9920 if new_lhs != lhs, and don't shadow gsi var.
9922 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9924 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9925 Add in_loop parameter.
9926 (predict_loops): Add loop guard heuristics.
9927 * predict.def (PRED_LOOP_GUARD): New heuristics.
9929 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9931 * predict.c: Include ipa-utils.h
9932 (tree_bb_level_prediction): Predict recursive calls.
9933 (tree_estimate_probability_bb): Skip inexpensive calls for call
9935 * predict.def (PRED_RECURSIVE_CALL): New.
9937 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9939 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9940 (BU_FLOAT128_1): Likewise.
9942 (COPYSIGNQ): Likewise.
9943 (RS6000_BUILTIN_NANQ): Likewise.
9944 (RS6000_BUILTIN_NANSQ): Likewise.
9945 (RS6000_BUILTIN_INFQ): Likewise.
9946 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9947 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9948 (TARGET_FOLD_BUILTIN): New #define.
9949 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9950 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9951 (rs6000_fold_builtin): New target hook implementation, handling
9952 folding of 128-bit NaNs and infinities.
9953 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9954 entries are filled in to avoid problems during bootstrap
9955 self-test; define builtins for 128-bit NaNs and infinities.
9956 (rs6000_opt_mask): Add entry for float128.
9957 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9958 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9959 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9960 (const_str_type_node): New #define.
9961 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9962 to a define_expand that dispatches to either copysign<mode>3_soft
9963 or copysign<mode>3_hard.
9964 (copysign<mode>3_hard): Rename from copysign<mode>3.
9965 (copysign<mode>3_soft): New define_insn.
9966 * doc/extend.texi: Document new builtins.
9968 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9970 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9971 PRIu64 instead of lu.
9973 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9976 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9979 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9981 PR tree-optimization/71647
9982 * omp-low.c (lower_rec_input_clauses): Convert
9983 omp_clause_aligned_alignment (c) to size_type_node for the
9984 last argument of __builtin_assume_aligned.
9986 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9988 * configure.ac (calling ___tls_get_addr via GOT): New
9989 assembler/linker check.
9990 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9991 assembler and linker supports calling ___tls_get_addr via GOT.
9992 Otherise, defined to 0.
9993 * config.in: Regenerated.
9994 * configure: Likewise.
9995 * config/i386/constraints.md (Yb): New constraint.
9996 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9997 (REG_CLASS_NAMES): Likewise.
9998 (REG_CLASS_CONTENTS): Likewise.
9999 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10000 the b constraint with the Yb constraint. Call ___tls_get_addr
10001 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10003 (*tls_local_dynamic_base_32_gnu): Likewise.
10004 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10005 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10006 (*tls_local_dynamic_base_64_<mode>): Likewise.
10008 2016-06-24 Martin Liska <mliska@suse.cz>
10010 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10011 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10013 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10014 argument to true if the expected number of iterations is
10017 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10019 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10020 assemble for 32bit target.
10021 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10022 and $ld_ix86_gld_32_opt to link for 32bit target.
10023 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10024 * configure: Regenerate.
10026 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10028 * config/arm/arm.c (int_log2): Delete definition and prototype.
10029 (shift_op): Use exact_log2 instead of int_log2.
10030 (vfp3_const_double_for_fract_bits): Likewise.
10032 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10034 * internal-fn.c (expand_arith_set_overflow): New function.
10035 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10037 (expand_arith_overflow_result_store): Likewise. Handle precision
10038 smaller than mode precision.
10039 * tree-vrp.c (extract_range_basic): For imag part, handle
10040 properly signed 1-bit precision result.
10041 * doc/extend.texi (__builtin_add_overflow): Document that last
10042 argument can't be pointer to enumerated or boolean type.
10043 (__builtin_add_overflow_p): Document that last argument can't
10044 have enumerated or boolean type.
10046 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10047 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10049 * config/rs6000/predicates.md (splat_input_operand): Rework.
10050 Don't allow constants, since the insns that use this predicate
10051 don't support constants. Constants are handled by other insns
10052 that are created via combine. During and after register
10053 allocation, only allow indexed or indirect addresses, and not
10054 general addresses. Only allow modes supported by the hardware.
10055 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10056 comment. Move check for using VSPLTIS<x> to a common location,
10057 instead of doing it in two different places.
10059 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10061 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10062 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10063 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10064 signature_CENTAUR_ebx.
10066 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10070 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10071 (as_ix86_gas_32_opt): This.
10072 (ld_ix86_tls_ldm_opt): Renamed to ...
10073 (ld_ix86_gld_32_opt): This.
10074 (R_386_TLS_LDM reloc): Updated.
10075 (R_386_GOT32X reloc): New assembler/linker check.
10076 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10077 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10079 * config.in: Regenerated.
10080 * configure: Likewise.
10081 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10082 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10083 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10084 if ix86_force_load_from_GOT_p returns true.
10085 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10086 ix86_force_load_from_GOT_p returns true.
10087 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10088 the external function address via the GOT slot.
10089 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10090 HAVE_AS_IX86_GOT32X before returning false.
10091 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10092 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10094 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10096 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10098 2016-06-23 Andi Kleen <ak@linux.intel.com>
10100 * Makefile.in: Regenerate.
10101 * doc/install.texi: Document autoprofiledbootstrap.
10103 2016-06-23 Andi Kleen <ak@linux.intel.com>
10105 * config/i386/gcc-auto-profile: New file.
10107 2016-06-23 Martin Liska <mliska@suse.cz>
10109 PR middle-end/71619
10110 * predict.c (predict_loops): Revert the hunk that was removed
10113 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10115 * config.gcc: Add support for arm*-*-phoenix* targets.
10116 * config/arm/t-phoenix: New.
10117 * config/phoenix.h: New.
10119 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10120 H.J. Lu <hongjiu.lu@intel.com>
10123 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10124 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10125 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10126 ix86_force_load_from_GOT_p returns true.
10127 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10128 ix86_force_load_from_GOT_p returns true.
10129 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10130 ix86_force_load_from_GOT_p returns true.
10131 (ix86_expand_move): Load the external function address via the
10132 GOT slot if ix86_force_load_from_GOT_p returns true.
10133 * config/i386/predicates.md (x86_64_immediate_operand): Return
10134 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10135 (x86_64_zext_immediate_operand): Ditto.
10137 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10139 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10141 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10144 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10145 * diagnostic.c (pedwarn_at_rich_loc): New function.
10146 * spellcheck.h (best_match::best_match): Add a
10147 "best_distance_so_far" optional parameter.
10148 (best_match::set_best_so_far): New method.
10149 (best_match::get_best_distance): New accessor.
10150 (best_match::get_best_candidate_length): New accessor.
10152 2016-06-22 Nick Clifton <nickc@redhat.com>
10154 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10155 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10156 modes are accepted as well.
10157 (ucompare_loc_descriptor): Likewise.
10158 (minmax_loc_descriptor): Likewise.
10159 (clz_loc_descriptor): Likewise.
10160 (popcount_loc_descriptor): Likewise.
10161 (bswap_loc_descriptor): Likewise.
10162 (rotate_loc_descriptor): Likewise.
10163 (mem_loc_descriptor): Likewise.
10164 (loc_descriptor): Likewise.
10166 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10168 * common.opt (fdiagnostics-parseable-fixits): New option.
10169 * diagnostic.c: Include "selftest.h".
10170 (print_escaped_string): New function.
10171 (print_parseable_fixits): New function.
10172 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10173 (selftest::assert_print_escaped_string): New function.
10174 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10175 (selftest::test_print_escaped_string): New function.
10176 (selftest::test_print_parseable_fixits_none): New function.
10177 (selftest::test_print_parseable_fixits_insert): New function.
10178 (selftest::test_print_parseable_fixits_remove): New function.
10179 (selftest::test_print_parseable_fixits_replace): New function.
10180 (selftest::diagnostic_c_tests): New function.
10181 * diagnostic.h (struct diagnostic_context): Add field
10182 "parseable_fixits_p".
10183 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10184 -fdiagnostics-parseable-fixits.
10185 (-fdiagnostics-parseable-fixits): New option.
10186 * opts.c (common_handle_option): Handle
10187 -fdiagnostics-parseable-fixits.
10188 * selftest-run-tests.c (selftest::run_tests): Call
10189 selftest::diagnostic_c_tests.
10190 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10192 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10194 PR tree-optimization/71488
10195 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10196 comparison of boolean vectors.
10197 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10198 of boolean vectors using bitwise operations.
10200 2016-06-22 Andreas Schwab <schwab@suse.de>
10202 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10203 Remove declaration.
10205 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10207 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10209 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10211 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10214 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10216 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10217 * config/arm/arm-cores.def (cortex-a73): New entry.
10218 (cortex-a73.cortex-a35): Likewise.
10219 (cortex-a73.cortex-a53): Likewise.
10220 * config/arm/arm-tables.opt: Regenerate.
10221 * config/arm/arm-tune.md: Likewise.
10222 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10223 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10224 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10225 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10226 * doc/invoke.texi (ARM Options): Document cortex-a73,
10227 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10229 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10231 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10232 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10233 (cortex-a73.cortex-a35): Likewise.
10234 (cortex-a73.cortex-a53): Likewise.
10235 * config/aarch64/aarch64-tune.md: Regenerate.
10236 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10237 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10240 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10242 * configure.ac (gcc_cv_as_compress_debug): Remove
10243 --compress-debug-sections as extra as switch.
10244 Handle gas --compress-debug-sections=type.
10245 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10246 Handle gld --compress-debug-sections=type.
10247 * configure: Regenerate.
10249 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10251 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10253 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10255 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10256 (do_rewrite): likewise.
10258 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10260 * common/config/mep/mep-common.c: Remove.
10261 * config.gcc: Remove mep-* support.
10262 * config/mep/constraints.md: Remove.
10263 * config/mep/default.h: Remove.
10264 * config/mep/intrinsics.h: Remove.
10265 * config/mep/intrinsics.md: Remove.
10266 * config/mep/ivc2-template.h: Remove.
10267 * config/mep/mep-c5.cpu: Remove.
10268 * config/mep/mep-core.cpu: Remove.
10269 * config/mep/mep-default.cpu: Remove.
10270 * config/mep/mep-ext-cop.cpu: Remove.
10271 * config/mep/mep-intrin.h: Remove.
10272 * config/mep/mep-ivc2.cpu: Remove.
10273 * config/mep/mep-pragma.c: Remove.
10274 * config/mep/mep-protos.h: Remove.
10275 * config/mep/mep.c: Remove.
10276 * config/mep/mep.cpu: Remove.
10277 * config/mep/mep.h: Remove.
10278 * config/mep/mep.md: Remove.
10279 * config/mep/mep.opt: Remove.
10280 * config/mep/predicates.md: Remove.
10281 * config/mep/t-mep: Remove.
10282 * doc/install.texi: Remove mep-* documentation.
10283 * doc/md.texi: Likewise.
10285 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10287 * config.gcc: Remove support for avr-rtems.
10288 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10289 * config/avr/rtems.h: Remove.
10290 * config/avr/t-rtems: Remove.
10292 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10294 * config.gcc: Remove m32r-rtems support.
10295 * config/m32r/rtems.h: Remove.
10297 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10299 * config.gcc: Remove h8300-rtems support.
10300 * config/h8300/rtems.h: Remove.
10301 * config/h8300/t-rtems: Remove.
10303 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10305 * config.gcc: Remove support for knetbsd.
10306 * configure.ac: Likewise.
10307 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
10308 * config/knetbsd-gnu.h: Remove.
10309 * configure: Regenerate.
10311 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10313 * config.gcc: Remove support for openbsd 2 and 3.
10314 * config/openbsd-oldgas.h: Remove.
10316 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10318 * config.gcc: Remove interix support.
10319 * config/i386/i386-interix.h: Remove.
10320 * config/i386/interix.opt: Remove.
10321 * config/i386/t-interix: Remove.
10322 * configure: Regenerate.
10323 * configure.ac: Remove interix support.
10324 * doc/install.texi: Remove interix documentation.
10326 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
10328 * config/rs6000/rs6000.h: Add conditional preprocessing directives
10329 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
10332 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10334 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
10335 they are both PLACEHOLDER_EXPRs.
10337 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10339 * stor-layout.c (layout_type): Move setting complex MODE to
10340 layout_type, instead of setting it ahead of time by the caller.
10341 * tree.c (build_complex_type): Likewise.
10343 2016-06-21 Martin Liska <mliska@suse.cz>
10345 * predict.c (force_edge_cold): Replace imposisble with
10348 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10350 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
10351 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
10353 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10355 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
10357 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
10358 Ilya Enkovich <ilya.enkovich@intel.com>
10361 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10362 New member function to convert V1TImode register to SUBREG
10363 TImode in debug insn.
10364 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
10365 after changing register mode to V1TImode.
10367 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
10369 * config/aarch64/aarch64-cores.def (vulcan): New core.
10370 * config/aarch64/aarch64-tune.md: Regenerate.
10371 * doc/invoke.texi: Document vulcan as an available option.
10373 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10375 * cse.c (canon_asm_operands): New function extracted from...
10376 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
10377 either standalone or member of a PARALLEL.
10379 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10382 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
10383 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
10384 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
10386 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10389 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
10390 constant addresses if can_create_pseudo_p.
10392 2016-06-21 Jakub Jelinek <jakub@redhat.com>
10394 PR tree-optimization/71588
10395 * tree-ssa-strlen.c (valid_builtin_call): New function.
10396 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
10399 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10401 PR middle-end/71581
10402 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
10403 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
10404 for conversion of scalar user var to complex type and use the
10405 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10408 PR rtl-optimization/71591
10409 * toplev.c (toplev::run_self_tests): If no_backend, complain and
10410 don't run any tests.
10412 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
10415 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
10416 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
10417 space for PIC with non-v32 and the common non-PIC "jump".
10419 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10422 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
10423 returned values and add UN*/LTGT/*ORDERED cases with values matching
10424 D operand modifier on vcmp for AVX.
10426 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10428 * config/aarch64/aarch64.opt
10429 (mpc-relative-literal-loads): Rename internal option name.
10430 * config/aarch64/aarch64.c
10431 (aarch64_nopcrelative_literal_loads): Rename to
10432 aarch64_pcrelative_literal_loads.
10433 (aarch64_expand_mov_immediate): Likewise.
10434 (aarch64_secondary_reload): Likewise.
10435 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10436 (aarch64_override_options_after_change_1): Rename and simplify logic.
10437 (aarch64_classify_symbol): Merge large model checks into switch,
10438 remove pc-relative load check.
10440 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10442 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10443 costs relative to the cost of a register move.
10445 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10447 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10448 (vcvt_n_f64_u64): Likewise.
10449 (vcvt_n_s64_f64): Likewise.
10450 (vcvt_n_u64_f64): Likewise.
10451 (vcvt_f64_s64): Likewise.
10452 (vrecpe_f64): Likewise.
10453 (vcvt_f64_u64): Likewise.
10454 (vrecps_f64): Likewise.
10456 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10458 * config/aarch64/aarch64.md
10459 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10461 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10463 * config/aarch64/aarch64-builtins.c
10464 (aarch64_types_binop_uss_qualifiers): Delete.
10465 (TYPES_BINOP_USS): Likewise.
10466 (aarch64_types_binop_sus_qualifiers): Likewise.
10467 (TYPES_BINOP_SUS): Likewise.
10468 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10469 (TYPES_FCVTIMM_SUS): Likewise.
10470 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10472 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10473 (fcvtzs): Use SHIFTIMM rather than BINOP.
10474 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10476 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10478 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10479 costs relative to the cost of a register move.
10481 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10483 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10484 Allow scalar/single vector modes to be tieable.
10486 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10488 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10490 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10492 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10494 * tree.h (TYPE_ALIGN): Likewise.
10496 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10499 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10501 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10503 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10504 literal" build warnings.
10505 (avr_print_operand_address): Dito.
10507 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10510 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10511 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10513 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10515 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10517 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10520 * reload1.c (reload): Pass 0 to finish_spills when called because
10521 update_eliminables_and_spill returns true and remove did_spill.
10522 (finish_spills): Adjust comment and document GLOBAL parameter.
10524 2016-06-17 DJ Delorie <dj@redhat.com>
10527 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10528 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10529 (umulqihi3_virt): Likewise.
10530 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10531 (umulqihi3_real): Likewise.
10533 2016-06-17 Martin Liska <mliska@suse.cz>
10535 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10537 2016-06-17 Martin Liska <mliska@suse.cz>
10539 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10541 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10543 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10545 (vaddq_f32): Likewise.
10546 (vmul_f32): Likewise.
10547 (vmulq_f32): Likewise.
10548 (vsub_f32): Likewise.
10549 (vsubq_f32): Likewise.
10551 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10553 PR tree-optimization/71347
10554 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10555 cost for all uses in group.
10557 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10559 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10560 insert gimple seq if it's not empty.
10562 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10564 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10566 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10567 rather than OFFSET.
10568 (comp_dr_with_seg_len_pair): Ditto.
10569 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10570 struct dr_with_seg_len_pair against DR_OFFSET.
10571 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10572 DR_OFFSET directly.
10574 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10576 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10578 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10580 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10581 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10582 (pa_output_millicode_call): Likewise.
10583 (pa_output_call): Likewise.
10584 (pa_output_indirect_call): Likewise.
10585 (pa_asm_output_mi_thunk): Likewise.
10587 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10589 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10591 2016-06-16 Martin Liska <mliska@suse.cz>
10593 * predict.c (combine_predictions_for_insn): When we find a first
10594 match predictor, we should consider just predictors with
10595 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10596 DS theory predictor.
10597 (combine_predictions_for_bb): Likewise.
10599 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10601 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10602 with base of reference to struct.
10604 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10606 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10608 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10611 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10612 progmem_swtable_section.
10613 (progmem_swtable_section): Remove.
10614 (avr_asm_function_rodata_section): Remove.
10615 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10616 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10618 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10620 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10621 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10622 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10623 signature_CENTAUR_ebx.
10624 * config/i386/i386.c (ix86_option_override_internal): Add
10625 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10626 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10627 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10629 2016-06-16 Martin Liska <mliska@suse.cz>
10631 * predict.def: Add fortran loop preheader predictor.
10632 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10633 fold IFN_BUILTIN_EXPECT with a known constant argument.
10635 2016-06-16 Martin Liska <mliska@suse.cz>
10637 * predict.def: Add 'Fortran' to display text of all
10638 PRED_FORTRAN_* predictors.
10640 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10643 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10644 [IA64_BUILTIN_NANSQ]: Ditto.
10645 (ia64_fold_builtin): New function.
10646 (TARGET_FOLD_BUILTIN): New define.
10647 (ia64_init_builtins) Declare const_string_type node.
10648 Add __builtin_nanq and __builtin_nansq builtin functions.
10649 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10651 2016-06-16 Nick Clifton <nickc@redhat.com>
10653 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10654 MSP430_HWMULT_ prefix to enum values.
10655 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10656 * config/msp430/msp430.c: Update use of enum values.
10657 * config/msp430/msp430.md: Likewise.
10658 * config/msp430/msp430.opt: Likewise.
10660 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10662 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10663 of comparsions in the last iteration.
10665 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10666 Joern Rennecke <joern.rennecke@embecosm.com>
10668 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10670 (arc_needs_pcl_p): Add GOTOFFPC.
10671 (arc_legitimate_pic_addr_p): Likewise.
10672 (arc_output_pic_addr_const): Likewise.
10673 (arc_legitimize_pic_address): Generate a pc-relative address using
10675 (arc_output_libcall): Use @pcl syntax.
10676 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10677 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10678 (*movsi_insn): Use @pcl syntax.
10679 (doloop_begin_i): Likewise.
10681 2016-06-16 Martin Liska <mliska@suse.cz>
10683 * predict.def: Define a new predictor.
10685 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10687 * config/arc/arc.opt (mtp-regno): Update text.
10689 2016-06-16 Renlin Li <renlin.li@arm.com>
10691 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10693 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10696 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10697 (setcc + and peephole2): Likewise.
10699 PR rtl-optimization/71532
10700 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10703 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10705 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10706 DImode constants with XXSPLTIB in vector registers.
10707 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10708 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10709 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10710 extraction of the element at the top of the register as a scalar
10712 (vsx_extract_<mode>_internal1): Likewise.
10713 (vsx_extract_<mode>_internal2): Likewise.
10714 * config/rs6000/constraints.md (wi constraint): Remove a comment
10715 about DImode not being allowed in Altivec registers.
10716 (wB constraint): New constraint for constants that can be
10717 generated in Altivec registers with VSPLTISW/VUPKHSW.
10718 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10720 (xxspltib_constant_nosplit): Likewise.
10721 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10722 support for -mupper-regs-di to enable DImode to go into Altivec
10724 (POWERPC_MASKS): Likewise.
10725 (power7 cpu): Likewise.
10726 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10727 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10728 for DImode being allowed in Altivec registers. Update wi/wj
10729 constraints. Set scalar_in_vmx_p flag.
10730 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10731 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10732 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10733 (rs6000_opt_masks): Add -mupper-regs-di.
10734 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10735 direct move to use wi and not wj.
10736 (lfiwzx): Likewise.
10737 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10739 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10740 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10741 any VSX register, instead of just Altivec registers, to allow
10742 either operand to be an Altivec register or both.
10743 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10744 (movdi_internal32): Add support for -mupper-regs-di. Add support
10745 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10746 the alternatives and attributes to be lined up to be easier to
10748 (movdi_internal64): Likewise.
10749 (64-bit DImode splitters): Change predicates to only split loading
10750 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10751 load constants in ISA 3.0 or ISA 2.07 respectively.
10752 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10753 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10754 mention -mcpu=power9 sets these options.
10755 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10758 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10761 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10762 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10763 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10764 by default to warn misspelled interrupt/ signal handler.
10765 * doc/invoke.texi (AVR Options): Document it. Update description
10766 for -nodevicelib option.
10768 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10770 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10771 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10772 (aarch64_<sur>shll2_n<mode>): Likewise.
10774 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10776 PR middle-end/71529
10777 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10778 DECL_CONTEXT for copied arguments.
10780 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10782 PR tree-optimization/71483
10783 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10786 2016-06-15 Martin Liska <mliska@suse.cz>
10788 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10789 instead of predict_edge w/o a probability.
10791 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10793 PR tree-optimization/71439
10794 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10797 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10799 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10800 register subregs in SET_SRC.
10802 2016-06-15 Richard Biener <rguenther@suse.de>
10804 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10805 store restrictions.
10807 2016-06-15 Richard Biener <rguenther@suse.de>
10809 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10810 not consider dependences between accesses that belong to the
10812 (vect_analyze_data_ref_dependences): Do not analyze read-read
10813 or self-dependences.
10815 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10817 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10819 (find_closest_identifier): Reimplement in terms of
10820 best_match<tree,tree>.
10821 * spellcheck-tree.h: New file.
10822 * spellcheck.c (struct edit_distance_traits<const char *>): New
10824 (find_closest_string): Reimplement in terms of
10825 best_match<const char *, const char *>.
10826 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10827 overload to spellcheck-tree.h.
10828 (find_closest_identifier): Likewise.
10829 (struct edit_distance_traits<T>): New template.
10830 (class best_match): New class.
10832 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10834 * selftest-run-tests.c (selftest::run_tests): Call
10835 selftest::spellcheck_tree_c_tests.
10836 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10837 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10838 (selftest::test_find_closest_identifier): New function.
10839 (selftest::spellcheck_tree_c_tests): New function.
10840 * spellcheck.c (selftest::test_find_closest_string): Verify that
10841 the order of the vec does not affect the results for this case.
10842 (selftest::test_data): New array.
10843 (selftest::test_metric_conditions): New function.
10844 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10845 Call selftest::test_metric_conditions.
10847 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10849 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10850 (BU_P9_MISC_1): Likewise.
10851 (BU_P9_64BIT_MISC_0): Likewise.
10852 (BU_P9_MISC_0): Likewise.
10854 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10856 * gcc-rich-location.c
10857 (gcc_rich_location::add_fixit_misspelled_id): New method.
10858 * gcc-rich-location.h
10859 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10861 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10863 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10864 FreeBSD 11 and above.
10866 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10868 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10870 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10872 * expmed.h: Close parenthesis in "at your option" in copyright
10874 * lower-subreg.h: Likewise.
10876 2016-06-14 Richard Biener <rguenther@suse.de>
10878 PR middle-end/71526
10879 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10882 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10884 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10886 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10887 mask+shift version.
10888 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10890 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10891 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10893 2016-06-14 Richard Biener <rguenther@suse.de>
10895 PR tree-optimization/71522
10896 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10897 copying into float copying.
10899 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10901 PR tree-optimization/71520
10902 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10903 (replace_block_by): Move user labels from bb1 to bb2.
10905 2016-06-14 Richard Biener <rguenther@suse.de>
10907 PR middle-end/71310
10909 * expr.h (get_bit_range): Declare.
10910 * expr.c (get_bit_range): Export.
10911 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10912 word_mode again to constrain the bitfield access.
10914 2016-06-14 Richard Biener <rguenther@suse.de>
10916 PR tree-optimization/71521
10917 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10918 division int_const_binop against zero divisor.
10920 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10922 * config/i386/i386.md (signbittf2): New expander.
10923 * config/i386/sse.md (ptesttf2): New insn pattern.
10925 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10928 * input.c (selftest::test_reading_source_line): Avoid reading from
10929 __FILE__ by creating a tempfile with known content and reading
10932 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10934 * pretty-print.c (assert_pp_format_colored): Skip the test if
10936 (test_pp_format): Remove comment about GCC_COLORS.
10938 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10940 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10941 * pretty-print.c (assert_pp_format_va): Add location param and use
10942 it with ASSERT_STREQ_AT.
10943 (assert_pp_format): Add location param and pass it to
10944 assert_pp_format_va.
10945 (assert_pp_format_colored): Likewise.
10946 (ASSERT_PP_FORMAT_1): New.
10947 (ASSERT_PP_FORMAT_2): New.
10948 (ASSERT_PP_FORMAT_3): New.
10949 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10950 explicitly, or implicitly via the above macros.
10951 * selftest.c (selftest::pass): Use a selftest::location rather
10952 than file and line.
10953 (selftest::fail): Likewise. Print the function name.
10954 (selftest::fail_formatted): Likewise.
10955 (selftest::assert_streq): Use a selftest::location rather than
10957 * selftest.h (selftest::location): New struct.
10958 (SELFTEST_LOCATION): New macro.
10959 (selftest::pass): Accept a const location & rather than file
10961 (selftest::fail): Likewise.
10962 (selftest::fail_formatted): Likewise.
10963 (selftest::assert_streq): Likewise.
10964 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10965 (ASSERT_FALSE): Likewise.
10966 (ASSERT_EQ): Likewise.
10967 (ASSERT_NE): Likewise.
10968 (ASSERT_STREQ): Likewise.
10969 (ASSERT_PRED1): Likewise.
10970 (ASSERT_STREQ_AT): New macro.
10972 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10974 * selftest.c (selftest::fail_formatted): New function.
10975 (selftest::assert_streq): New function.
10976 * selftest.h (selftests::fail_formatted): New decl.
10977 (selftest::assert_streq): New decl.
10978 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10980 2016-06-13 Jeff Law <law@redhat.com>
10982 PR tree-optimization/71403
10983 * tree-ssa-threadbackward.c
10984 (convert_and_register_jump_thread_path): No longer accept reference
10985 to path. Do not pop items off the path anymore.
10986 (fsm_find_control_statement_thread_paths): Do not allow threading
10987 to a deeper loop nest. Pop the last item off the path here rather
10988 than in convert_and_register_jump_thread_path.
10990 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10991 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10993 [AArch64] Emit division using the Newton series
10995 * config/aarch64/aarch64-protos.h
10996 (cpu_approx_modes): Add new member "division".
10997 (aarch64_emit_approx_div): Declare new function.
10998 * config/aarch64/aarch64.c
10999 (generic_approx_modes): New member "division".
11000 (exynosm1_approx_modes): Likewise.
11001 (xgene1_approx_modes): Likewise.
11002 (aarch64_emit_approx_div): Define new function.
11003 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11004 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11005 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11006 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11008 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11009 Wilco Dijkstra <wilco.dijkstra@arm.com>
11011 [AArch64] Emit square root using the Newton series
11013 * config/aarch64/aarch64-protos.h
11014 (aarch64_emit_approx_rsqrt): Replace with new function
11015 "aarch64_emit_approx_sqrt".
11016 (cpu_approx_modes): New member "sqrt".
11017 * config/aarch64/aarch64.c
11018 (generic_approx_modes): New member "sqrt".
11019 (exynosm1_approx_modes): Likewise.
11020 (xgene1_approx_modes): Likewise.
11021 (aarch64_emit_approx_rsqrt): Replace with new function
11022 "aarch64_emit_approx_sqrt".
11023 (aarch64_override_options_after_change_1): Handle new option.
11024 * config/aarch64/aarch64-simd.md
11025 (rsqrt<mode>2): Use new function instead.
11026 (sqrt<mode>2): New expansion and insn definitions.
11027 * config/aarch64/aarch64.md: Likewise.
11028 * config/aarch64/aarch64.opt
11029 (mlow-precision-sqrt): Add new option description.
11030 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11032 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11034 [AArch64] Add more choices for the reciprocal square root approximation
11036 Allow a target to prefer such operation depending on the operation mode.
11038 * config/aarch64/aarch64-protos.h
11039 (AARCH64_APPROX_MODE): New macro.
11040 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11041 (cpu_approx_modes): New structure.
11042 (tune_params): New member "approx_modes".
11043 * config/aarch64/aarch64-tuning-flags.def
11044 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11045 * config/aarch64/aarch64.c
11046 (generic_approx_modes): New core "cpu_approx_modes" structure.
11047 (exynosm1_approx_modes): Likewise.
11048 (xgene1_approx_modes): Likewise.
11049 (generic_tunings): New member "approx_modes".
11050 (cortexa35_tunings): Likewise.
11051 (cortexa53_tunings): Likewise.
11052 (cortexa57_tunings): Likewise.
11053 (cortexa72_tunings): Likewise.
11054 (exynosm1_tunings): Likewise.
11055 (thunderx_tunings): Likewise.
11056 (xgene1_tunings): Likewise.
11057 (use_rsqrt_p): New argument for the mode and use new member from
11059 (aarch64_builtin_reciprocal): Devise mode from builtin.
11060 (aarch64_optab_supported_p): New argument for the mode.
11061 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11063 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11065 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11066 RS6000_BTM_MODULO flag into the set of flags that are considered
11067 to be part of the common configuration.
11069 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11071 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11072 difference unsigned.
11073 (vec_absdb): New macro for vector absolute difference unsigned
11075 (vec_absdh): New macro for vector absolute difference unsigned
11077 (vec_absdw): New macro for vector absolute difference unsigned word.
11078 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11079 (vadu<mode>3): New insn.
11080 (*p9_vadu<mode>3): New insn.
11081 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11083 (vaduh): New built-in definition.
11084 (vaduw): New built-in definition.
11085 (vadu): New overloaded built-in definition.
11086 (vadub): New overloaded built-in definition.
11087 (vaduh): New overloaded built-in definition.
11088 (vaduw): New overloaded built-in definition.
11089 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11090 overloaded vector absolute difference unsigned functions.
11091 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11092 the ISA 3.0 vector absolute difference unsigned built-in functions.
11094 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11096 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11097 update shared_lookup_references only once after changing operands.
11099 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11101 PR middle-end/71373
11102 * tree-nested.c (convert_nonlocal_omp_clauses)
11103 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11105 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11106 * tree.def (CASE_LABEL_EXPR): Likewise.
11108 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11111 * input.c (test_builtins): Fix an assertion.
11113 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11115 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11116 (paritysi2): Ditto.
11118 (isinf<mode>2): Ditto.
11120 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11122 * ggc-tests.c (test_finalization): Only test need_finalization_p
11123 for GCC_VERSION >= 4003.
11125 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11127 * config/s390/vecintrin.h: Fix file description in comment.
11129 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11131 * config/s390/s390-builtin-types.def: Change builtin type naming
11132 scheme to match builtin-types.def.
11134 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11136 * fold-const.c (optimize_minmax_comparison): Remove.
11137 (fold_comparison): Remove call to the above.
11138 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11139 New transformations.
11141 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11143 PR tree-optimization/71416
11144 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11147 2016-06-13 Martin Liska <mliska@suse.cz>
11149 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11150 (combine_predictions_for_insn): Likewise.
11151 (prune_predictions_for_bb): Likewise.
11152 (combine_predictions_for_bb): Likewise.
11154 2016-06-13 Richard Biener <rguenther@suse.de>
11156 PR tree-optimization/71505
11157 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11158 assert match comment.
11160 2016-06-13 Marek Polacek <polacek@redhat.com>
11162 PR middle-end/71476
11163 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11164 gimplify_switch_expr.
11165 (warn_switch_unreachable_r): New function.
11167 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11170 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11173 2016-06-13 Richard Biener <rguenther@suse.de>
11175 PR middle-end/64516
11176 * fold-const.c (fold_unary_loc): Preserve alignment when
11177 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11179 2016-06-13 Martin Liska <mliska@suse.cz>
11182 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11183 w/ -fsanitize=bounds.
11185 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/i386.c (ix86_init_builtins): Calculate
11188 FLOAT128_FTYPE_CONST_STRING function type only once.
11189 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11190 built-in functions are available for x86-32 and x86-64 targets.
11192 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11195 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11196 New primitive type.
11197 (FLOAT128_FTYPE_CONST_STRING): New function type.
11198 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11199 [IX86_BUILTIN_NANSQ]: Ditto.
11200 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11201 (ix86_init_builtin_types): Declare const_string_type_node.
11202 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11204 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11205 * doc/extend.texi (x86 Built-in Functions): Document
11206 __builtin_nanq and __builtin_nansq.
11208 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11211 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11212 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11213 length for pop patterns.
11214 (arm_attr_length_push_multi): Update comments.
11215 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11217 (*pop_multiple_with_writeback_and_return): Likewise.
11218 (*pop_multiple_with_return): Likewise.
11220 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11222 PR middle-end/71310
11223 * fold-const.c (optimize_bit_field_compare): Don't try to use
11224 word_mode unconditionally for reading the bit field, look at
11225 DECL_BIT_FIELD_REPRESENTATIVE instead.
11227 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11229 PR middle-end/71478
11230 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11231 vector integer type.
11233 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11235 PR middle-end/71494
11236 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11237 without LABEL_DECL, set *handled_ops_p to false instead of true.
11239 2016-06-10 Martin Sebor <msebor@redhat.com>
11242 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11243 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11244 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11246 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11247 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11248 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11249 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11250 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11251 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11252 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11253 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11255 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11257 * config/arm/arm.h (pool_vector_label,
11258 return_used_this_function): Remove.
11260 2016-06-10 Jeff Law <law@redhat.com>
11262 PR tree-optimization/71335
11263 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11264 zero length paths here.
11265 (convert_and_register_jump_thread_path): Remove hacks related to
11266 duplicated blocks in the jump thread path.
11267 (fsm_find_control_statement_thread_paths): Avoid putting the same
11268 block on the thread path twice, but ensure the thread path is
11269 unchanged from the caller's point of view.
11271 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11273 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11274 * predict.def (PRED_LOOP_BRANCH): Remove.
11276 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11278 * Makefile.in (OBJS): Add ggc-tests.o.
11279 (GTFILES): Add ggc-tests.c.
11280 * ggc-tests.c: New file.
11281 * selftest-run-tests.c (selftest::run_tests): Call
11282 selftest::ggc_tests_c_tests.
11283 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11285 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11287 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11289 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11292 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11293 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11295 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11297 * profile.c: Include cfgloop.h.
11298 (branch_prob): Compute estimated number of iterations.
11299 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
11300 recompute estimate number of iterations from profile.
11302 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11304 PR inline-asm/68843
11305 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
11306 must be grouped on top of stack. Don't force early clobber
11307 on ordinary reg outputs.
11309 2016-06-10 Richard Biener <rguenther@suse.de>
11311 * targhooks.c (default_builtin_vectorization_cost): Adjust
11312 vec_construct cost.
11314 2016-06-10 Richard Biener <rguenther@suse.de>
11316 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
11317 to fold the RHS to a constant if possible.
11319 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
11321 PR middle-end/71373
11322 * tree-nested.c (convert_nonlocal_omp_clauses)
11323 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
11324 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
11325 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
11327 * gimplify.c (gimplify_adjust_omp_clauses): Discard
11329 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
11331 * omp-low.c (scan_sharing_clauses): Don't expect
11332 OMP_CLAUSE__CACHE_.
11334 2016-06-10 Alan Hayward <alan.hayward@arm.com>
11336 PR tree-optimization/71407
11337 PR tree-optimization/71416
11338 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
11339 BIT_FIELD_REF type.
11341 2016-06-10 Richard Biener <rguenther@suse.de>
11343 PR middle-end/71477
11344 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
11346 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
11348 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
11350 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
11351 Jiong Wang <jiong.wang@arm.com>
11353 PR rtl-optimization/70751
11354 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
11355 spilled into memory.
11357 2016-06-09 Jonathan Yong <10walls@gmail.com>
11360 2015-09-21 Jonathan Yong <10walls@gmail.com>
11362 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
11363 sysroot/usr/lib/32api for additional win32 libraries,
11364 fixes failing Cygwin bootstrapping.
11366 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11368 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
11371 2016-06-09 David Malcolm <dmalcolm@redhat.com>
11374 * pretty-print.c (pp_indent): Specify that %p is printed in a
11375 host-dependent manner.
11376 (test_pp_format): Remove the test for %p.
11378 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
11380 * config/mips/mips.c (mips_output_jump): Fix formatting.
11382 2016-06-09 Richard Biener <rguenther@suse.de>
11384 PR tree-optimization/71462
11385 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
11388 2016-06-09 Martin Liska <mliska@suse.cz>
11390 * predict.c (dump_prediction): Add new argument.
11391 (enum predictor_reason): New enum.
11392 (struct predictor_hash): New struct.
11393 (predictor_hash::hash): New function.
11394 (predictor_hash::equal): Likewise.
11395 (not_removed_prediction_p): New function.
11396 (prune_predictions_for_bb): Likewise.
11397 (combine_predictions_for_bb): Prune predictions.
11399 2016-06-09 Martin Liska <mliska@suse.cz>
11401 * predict.c (filter_predictions): New function.
11402 (remove_predictions_associated_with_edge): Use the filter
11404 (equal_edge_p): New function.
11406 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
11408 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
11409 Correct usage of @samp vs @option, add @samp where appropriate.
11410 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
11411 Add armv6s-m and document it, as it is no official ARM name.
11413 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11415 * ifcvt.c (struct noce_if_info): Add transform_name field.
11416 (noce_try_move): Set if_info->transform_name to the function name.
11417 (noce_try_ifelse_collapse): Likewise.
11418 (noce_try_store_flag): Likewise.
11419 (noce_try_inverse_constants): Likewise.
11420 (noce_try_store_flag_constants): Likewise.
11421 (noce_try_addcc): Likewise.
11422 (noce_try_store_flag_mask): Likewise.
11423 (noce_try_cmove): Likewise.
11424 (noce_try_cmove_arith): Likewise.
11425 (noce_try_minmax): Likewise.
11426 (noce_try_abs): Likewise.
11427 (noce_try_sign_mask): Likewise.
11428 (noce_try_bitop): Likewise.
11429 (noce_convert_multiple_sets): Likewise.
11430 (noce_process_if_block): Print if_info->transform_name to
11431 dump_file if transformation succeeded.
11433 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11435 * config/arm/cortex-a57.md (cortex_a57_alu):
11438 2016-06-08 Martin Sebor <msebor@redhat.com>
11439 Jakub Jelinek <jakub@redhat.com>
11443 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11444 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11445 * builtins.c: Include gimple-fold.h.
11446 (fold_builtin_arith_overflow): Handle
11447 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11448 (fold_builtin_3): Likewise.
11449 * doc/extend.texi (Integer Overflow Builtins): Document
11450 __builtin_{add,sub,mul}_overflow_p.
11452 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11454 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11455 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11457 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11459 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11460 Rewrite, looking one level down for records and arrays.
11462 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11464 * pretty-print.c: Include "selftest.h".
11465 (pp_format): Fix comment.
11466 (identifier_to_locale): Likewise.
11467 (selftest::test_basic_printing): New function.
11468 (selftest::assert_pp_format): New function.
11469 (selftest::test_pp_format): New function.
11470 (selftest::pretty_print_c_tests): New function.
11471 * selftest-run-tests.c (selftest::run_tests): Call
11472 selftest::pretty_print_c_tests.
11473 * selftest.h (pretty_print_c_tests): New declaration.
11475 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11477 * invoke.texi (max-loop-headers-insns): Document.
11478 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11479 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11480 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11482 2016-06-08 Richard Biener <rguenther@suse.de>
11484 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11485 on strided SLP loads and fall back to scalar loads in case
11486 we can't chunk them.
11488 2016-06-08 Richard Biener <rguenther@suse.de>
11490 PR tree-optimization/71452
11491 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11492 type used for the SSA rewrite has enough precision to cover
11493 the dynamic type of the location.
11495 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11496 Richard Biener <rguenther@suse.de>
11499 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11500 the same as DECL_P (base0) for indirect_base0. Use equality_code
11501 in one further place.
11503 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11505 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11506 to one word if the field is known to overlap other words.
11507 (extract_bit_field_1): Likewise.
11508 (store_split_bit_field): Remove compensating code.
11509 (extract_split_bit_field): Likewise.
11511 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11515 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11517 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11519 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11521 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11522 (arch64_addpv4sf): Delete.
11523 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11524 "gen_aarch64_addpv4sf".
11525 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11527 (vpadds_f32): Likewise.
11528 (vpaddq_f32): Likewise.
11529 (vpaddq_f64): Likewise.
11531 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11533 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11535 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11536 to VALLF. Rename to "fabd<mode>3".
11537 "*fabd_scalar<mode>3): Delete.
11538 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11540 (vabdd_f64): Likewise.
11541 (vabd_f32): Likewise.
11542 (vabd_f64): Likewise.
11543 (vabdq_f32): Likewise.
11544 (vabdq_f64): Likewise.
11546 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11548 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11550 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11551 "aarch64_rsqrts<mode>".
11552 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11553 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11555 (vrsqrtsd_f64): Likewise.
11556 (vrsqrts_f32): Likewise.
11557 (vrsqrts_f64): Likewise.
11558 (vrsqrtsq_f32): Likewise.
11559 (vrsqrtsq_f64): Likewise.
11561 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11563 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11565 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11566 "aarch64_rsqrte<mode>".
11567 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11568 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11570 (vrsqrted_f64): Likewise.
11571 (vrsqrte_f32): Likewise.
11572 (vrsqrte_f64): Likewise.
11573 (vrsqrteq_f32): Likewise.
11574 (vrsqrteq_f64): Likewise.
11576 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11578 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11580 (fcvtzs): Likewise.
11581 (fcvtzu): Likewise.
11582 * config/aarch64/aarch64-simd.md
11583 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11584 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11585 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11587 (vcvt_n_f32_u32): Likewise.
11588 (vcvt_n_s32_f32): Likewise.
11589 (vcvt_n_u32_f32): Likewise.
11590 (vcvtq_n_f32_s32): Likewise.
11591 (vcvtq_n_f32_u32): Likewise.
11592 (vcvtq_n_f64_s64): Likewise.
11593 (vcvtq_n_f64_u64): Likewise.
11594 (vcvtq_n_s32_f32): Likewise.
11595 (vcvtq_n_s64_f64): Likewise.
11596 (vcvtq_n_u32_f32): Likewise.
11597 (vcvtq_n_u64_f64): Likewise.
11598 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11599 (VSDQ_SDI): Likewise.
11600 (fcvt_target): Support V4DI, V4SI and V2SI.
11601 (FCVT_TARGET): Likewise.
11603 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11605 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11606 (TYPES_BINOP_SUS): Likewise.
11607 (aarch64_simd_builtin_data): Update include file name.
11608 (aarch64_builtins): Likewise.
11609 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11610 for conversion between scalar float-point and fixed-point.
11612 (fcvtzs): Likewise.
11613 (fcvtzu): Likewise.
11614 * config/aarch64/aarch64.md
11615 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11616 pattern for conversion between scalar float to fixed-pointer.
11617 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11618 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11619 (UNSPEC_FCVTZU): Likewise.
11620 (UNSPEC_SCVTF): Likewise.
11621 (UNSPEC_UCVTF): Likewise.
11622 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11624 (vcvtd_n_f64_u64): Likewise.
11625 (vcvtd_n_s64_f64): Likewise.
11626 (vcvtd_n_u64_f64): Likewise.
11627 (vcvtd_n_f32_s32): Likewise.
11628 (vcvts_n_f32_u32): Likewise.
11629 (vcvtd_n_s32_f32): Likewise.
11630 (vcvts_n_u32_f32): Likewise.
11631 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11633 (FCVT_TARGET): Likewise.
11634 (FCVT_FIXED2F): New iterator.
11635 (FCVT_F2FIXED): Likewise.
11636 (fcvt_fixed_insn): New define_int_attr.
11638 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11640 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11641 some statements was removed.
11643 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11645 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11646 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11647 (vect_can_advance_ivs_p): likewise.
11648 (vect_update_ivs_after_vectorizer): likewise.
11649 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11650 (vect_analyze_scalar_cycles_1): likewise.
11651 (vect_analyze_loop_operations): likewise.
11652 (report_vect_op): likewise.
11653 (vect_is_slp_reduction): likewise.
11654 (vect_is_simple_reduction): likewise.
11655 (get_initial_def_for_induction): likewise.
11656 (vect_transform_loop): likewise.
11657 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11658 (vect_recog_sad_pattern): likewise.
11659 (vect_recog_widen_sum_pattern): likewise.
11660 (vect_recog_widening_pattern): likewise.
11661 (vect_recog_divmod_pattern): likewise.
11662 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11663 (vect_analyze_slp_instance): likewise.
11664 (vect_transform_slp_perm_load): likewise.
11665 (vect_schedule_slp_instance): likewise.
11667 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11669 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11670 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11671 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11672 (PRED_LOOP_BRANCH): Document predictor as broken.
11673 (PRED_LOOP_EXIT): Change hitrate 91->92.
11674 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11675 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11676 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11677 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11678 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11679 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11680 (PRED_CALL): Chane hitrate 71->67.
11681 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11682 (PRED_GOTO): Document as unused right now.
11683 (PRED_CONST_RETURN): Change hitrate 67->69
11684 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11685 (PRED_NULL_RETURN): Change hitrate 91->90.
11686 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11687 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11688 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11690 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11692 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11693 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11694 special case Altivec builtin.
11695 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11696 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11697 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11698 code for ALTIVEC_BUILTIN_VEC_MUL.
11699 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11700 for __builtin_vec_mul.
11702 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11704 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11707 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11709 * spellcheck.c (selftest::test_find_closest_string): New function.
11710 (spellcheck_c_tests): Call the above.
11712 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11714 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11716 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11718 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11719 Yv=Yv,C alternatives.
11721 2016-06-07 Richard Biener <rguenther@suse.de>
11724 * common.opt (ffast-math): Make Optimization.
11726 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11727 Prachi Godbole <prachi.godbole@imgtec.com>
11729 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11730 `fabs' and `fneg' type attributes.
11731 (p5600_fpu_fabs): Add `fmove' to the comment.
11733 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11735 * gimple.c: Include builtins.h
11736 (gimple_inexpensive_call_p): New function.
11737 * gimple.h (gimple_inexpensive_call_p): Declare.
11738 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11739 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11742 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11744 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11745 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11746 warning_at_rich_loc, warning_n, pedwarn, permerror,
11747 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11748 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11751 2016-06-07 Richard Biener <rguenther@suse.de>
11753 PR tree-optimization/71428
11754 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11755 BIT_FIELD_REF op vs. load.
11757 2016-06-07 Richard Biener <rguenther@suse.de>
11759 PR middle-end/71423
11760 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11763 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11765 * config/pa/pa.md (call): Generate indirect long calls to non-local
11766 functions on TARGET_64BIT.
11767 (call_value): Likewise.
11769 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11771 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11772 pattern and subsequent splitters.
11773 (call_val_reg_64bit_post_reload): Likewise.
11775 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11777 PR middle-end/71408
11778 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11779 propagate_op_to_single_use.
11781 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11783 PR middle-end/71281
11784 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11786 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11788 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11789 (enum x86_dirflag_state): New enum.
11790 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11791 (machine_function): Remove needs_cld.
11792 (ix86_current_function_needs_cld): Remove.
11793 * config/i386/i386.c (ix86_set_func_type): Set
11794 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11795 (ix86_expand_prologue): Do not emit CLD here.
11796 (ix86_dirflag_mode_needed): New function.
11797 (ix86_dirflag_mode_entry): Ditto.
11798 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11799 (ix86_mode_after): Ditto.
11800 (ix86_mode_entry): Ditto.
11801 (ix86_mode_exit): Ditto.
11802 (ix86_emit_mode_set): Ditto.
11803 * config/i386/i386.md (strmov_singleop): Set
11804 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11805 Do not set ix86_current_function_needs_cld.
11807 (strset_singleop): Ditto.
11809 (cmpstrnqi_nz_1): Ditto.
11810 (cmpstrnqi_1): Ditto.
11811 (strlenqi_1): Ditto.
11813 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11815 PR tree-optimization/71259
11816 * tree-vect-slp.c (vect_get_constant_vectors): For
11817 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11818 one for constant op, and use COND_EXPR for non-constant.
11820 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11822 * Makefile.in (OBJS): Add function-tests.o,
11823 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11824 selftest-run-tests.o.
11825 (OBJS-libcommon): Add selftest.o.
11826 (OBJS-libcommon-target): Add selftest.o.
11827 (all.internal): Add "selftest".
11828 (all.cross): Likewise.
11829 (selftest): New phony target.
11830 (s-selftest): New target.
11831 (selftest-gdb): New phony target.
11832 (COLLECT2_OBJS): Add selftest.o.
11833 * bitmap.c: Include "selftest.h".
11834 (selftest::test_gc_alloc): New function.
11835 (selftest::test_set_range): New function.
11836 (selftest::test_clear_bit_in_middle): New function.
11837 (selftest::test_copying): New function.
11838 (selftest::test_bitmap_single_bit_set_p): New function.
11839 (selftest::bitmap_c_tests): New function.
11840 * common.opt (fself-test): New.
11841 * diagnostic-show-locus.c: Include "selftest.h".
11842 (make_range): New function.
11843 (test_range_contains_point_for_single_point): New function.
11844 (test_range_contains_point_for_single_line): New function.
11845 (test_range_contains_point_for_multiple_lines): New function.
11846 (assert_eq): New function.
11847 (test_get_line_width_without_trailing_whitespace): New function.
11848 (selftest::diagnostic_show_locus_c_tests): New function.
11849 * et-forest.c: Include "selftest.h".
11850 (selftest::test_single_node): New function.
11851 (selftest::test_simple_tree): New function.
11852 (selftest::test_disconnected_nodes): New function.
11853 (selftest::et_forest_c_tests): New function.
11854 * fold-const.c: Include "selftest.h".
11855 (selftest::assert_binop_folds_to_const): New function.
11856 (selftest::assert_binop_folds_to_nonlvalue): New function.
11857 (selftest::test_arithmetic_folding): New function.
11858 (selftest::fold_const_c_tests): New function.
11859 * function-tests.c: New file.
11860 * gimple.c: Include "selftest.h".
11861 Include "gimple-pretty-print.h".
11862 (selftest::verify_gimple_pp): New function.
11863 (selftest::test_assign_single): New function.
11864 (selftest::test_assign_binop): New function.
11865 (selftest::test_nop_stmt): New function.
11866 (selftest::test_return_stmt): New function.
11867 (selftest::test_return_without_value): New function.
11868 (selftest::gimple_c_tests): New function.
11869 * hash-map-tests.c: New file.
11870 * hash-set-tests.c: New file.
11871 * input.c: Include "selftest.h".
11872 (selftest::assert_loceq): New function.
11873 (selftest::test_accessing_ordinary_linemaps): New function.
11874 (selftest::test_unknown_location): New function.
11875 (selftest::test_builtins): New function.
11876 (selftest::test_reading_source_line): New function.
11877 (selftest::input_c_tests): New function.
11878 * rtl-tests.c: New file.
11879 * selftest-run-tests.c: New file.
11880 * selftest.c: New file.
11881 * selftest.h: New file.
11882 * spellcheck.c: Include "selftest.h".
11883 (selftest::levenshtein_distance_unit_test_oneway): New function,
11884 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11885 (selftest::levenshtein_distance_unit_test): Likewise.
11886 (selftest::spellcheck_c_tests): Likewise.
11887 * toplev.c: Include selftest.h.
11888 (toplev::run_self_tests): New.
11889 (toplev::main): Handle -fself-test.
11890 * toplev.h (toplev::run_self_tests): New.
11891 * tree.c: Include "selftest.h".
11892 (selftest::test_integer_constants): New function.
11893 (selftest::test_identifiers): New function.
11894 (selftest::test_labels): New function.
11895 (selftest::tree_c_tests): New function.
11896 * tree-cfg.c: Include "selftest.h".
11897 (selftest::push_fndecl): New function.
11898 (selftest::test_linear_chain): New function.
11899 (selftest::test_diamond): New function.
11900 (selftest::test_fully_connected): New function.
11901 (selftest::tree_cfg_c_tests): New function.
11902 * vec.c: Include "selftest.h".
11903 (selftest::safe_push_range): New function.
11904 (selftest::test_quick_push): New function.
11905 (selftest::test_safe_push): New function.
11906 (selftest::test_truncate): New function.
11907 (selftest::test_safe_grow_cleared): New function.
11908 (selftest::test_pop): New function.
11909 (selftest::test_safe_insert): New function.
11910 (selftest::test_ordered_remove): New function.
11911 (selftest::test_unordered_remove): New function.
11912 (selftest::test_block_remove): New function.
11913 (selftest::reverse_cmp): New function.
11914 (selftest::test_qsort): New function.
11915 (selftest::vec_c_tests): New function.c.
11916 * wide-int.cc: Include selftest.h and wide-int-print.h.
11917 (selftest::from_int <wide_int>): New function.
11918 (selftest::from_int <offset_int>): New function.
11919 (selftest::from_int <widest_int>): New function.
11920 (selftest::assert_deceq): New function.
11921 (selftest::assert_hexeq): New function.
11922 (selftest::test_printing <VALUE_TYPE>): New function template.
11923 (selftest::test_ops <VALUE_TYPE>): New function template.
11924 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11925 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11927 (selftest::wide_int_cc_tests): New function.
11929 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11931 PR middle-end/37780
11932 * ifcvt.c (noce_try_ifelse_collapse): New function.
11934 (noce_process_if_block): Call noce_try_ifelse_collapse.
11935 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11936 (simplify_ternary_operation): Use the above to simplify
11937 conditional CLZ/CTZ expressions.
11939 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11941 PR middle-end/37780
11942 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11943 define_insn_and_split.
11945 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11947 PR middle-end/37780
11948 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11950 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11953 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11954 Implicitly clobber memory for basic asm with non-empty assembler
11955 string. Use targetm.md_asm_adjust also here.
11956 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11957 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11958 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11959 non-empty assembler string.
11960 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11961 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11962 (decode_asm_operands): Handle basic asm in PARALLEL block.
11963 (extract_insn): Handle basic asm in PARALLEL block.
11964 * doc/extend.texi: Mention new behavior of basic asm.
11965 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11966 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11967 branch_needs_nop_p): Use asm_noperands.
11969 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11971 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11972 Include the M7 SPARC DFA scheduler.
11973 New attribute v3pipe.
11974 Annotate insns with v3pipe where appropriate.
11975 Define cpu_feature vis4.
11976 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11977 Add (V8QI "8") to vbits.
11978 Add insns {add,sub}v8qi3
11979 Add insns ss{add,sub}v8qi3
11980 Add insns us{add,sub}{v8qi,v4hi}3
11981 Add insns {min,max}{v8qi,v4hi,v2si}3
11982 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11983 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11984 * config/sparc/niagara4.md: Add a comment explaining the
11985 discrepancy between the documented latenty numbers and the
11987 * config/sparc/niagara7.md: New file.
11988 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11989 supports SPARC5 and VIS 4.0 instructions.
11990 * configure: Regenerate.
11991 * config.in: Likewise.
11992 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11993 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11994 TARGET_CPU_niagara7.
11995 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11996 (CPP_CPU_SPEC): Handle niagara7.
11997 (ASM_CPU_SPEC): Likewise.
11998 * config/sparc/sparc-opts.h (processor_type): Add
11999 PROCESSOR_NIAGARA7.
12000 (mvis4): New option.
12001 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12002 (AS_NIAGARA7_FLAG): Define.
12003 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12004 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12005 (CPP_CPU_SPEC): Handle niagara7.
12006 (ASM_CPU_SPEC): Likewise.
12007 * config/sparc/sparc.c (niagara7_costs): Define.
12008 (sparc_option_override): Handle niagara7 and adjust cache-related
12009 parameters with better values for niagara cpus. Also support VIS4.
12010 (sparc32_initialize_trampoline): Likewise.
12011 (sparc_use_sched_lookahead): Likewise.
12012 (sparc_issue_rate): Likewise.
12013 (sparc_register_move_cost): Likewise.
12014 (dump_target_flag_bits): Support VIS4.
12015 (sparc_vis_init_builtins): Likewise.
12016 (sparc_builtins): Likewise.
12017 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12019 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12021 * config/sparc/sparc.opt (sparc_processor_type): New value
12023 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12025 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12027 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12030 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12032 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12034 2016-06-06 Richard Biener <rguenther@suse.de>
12036 PR tree-optimization/71398
12037 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12040 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12042 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12043 ft32_expand_prolog, ft32_expand_epilogue):
12044 Handle pretend_args.
12045 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12046 * config/ft32/ft32.md: Add pretend_returner.
12048 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12051 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12052 Copy op1 RTX to avoid invalid sharing.
12053 (ix86_expand_vector_move_misalign): Ditto.
12055 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12057 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12060 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12062 * predict.c (predicted_by_loop_heuristics_p): New function.
12063 (predict_iv_comparison): Use it.
12064 (predict_loops): Walk from innermost loops; do not predict edges
12065 leaving multiple loops multiple times; implement
12066 PRED_LOOP_ITERATIONS_MAX heuristics.
12067 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12069 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12071 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12072 only edges out of BB are EH edges.
12074 2016-06-04 Martin Sebor <msebor@redhat.com>
12075 Marcin Baczyński <marbacz@gmail.com>
12078 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12079 a void expression in a void function.
12081 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12083 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12084 aux; dump reasons of decisions.
12085 (should_duplicate_loop_header_p): Likewise.
12086 (do_while_loop_p): Likewise.
12087 (ch_base::copy_headers): Dump asi num insns duplicated.
12089 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12091 PR tree-optimization/71405
12092 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12093 incompatible type, build a new clobber with the right type instead
12094 of building a VIEW_CONVERT_EXPR around it.
12096 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12098 PR tree-optimization/52171
12099 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12100 by_pieces_ninsns instead of move_by_pieces_ninsns.
12102 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12104 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12105 for reg+reg addressing mode.
12107 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12109 * rs6000-c.c (c/c-tree.h): Add #include.
12110 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12111 in C++ when found in the base position of vec_ld or vec_st.
12113 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12115 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12116 use of profile unless profile status is PROFILE_READ.
12117 * profile.c (compute_branch_probabilities): Set profile status
12118 only after reporting predictor hitrates.
12120 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12124 * common.opt (ffp-int-builtin-inexact): New option.
12125 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12126 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12127 (ceil@var{m}2): Document dependence on this option.
12128 * ipa-inline-transform.c (inline_call): Handle
12129 flag_fp_int_builtin_inexact.
12130 * ipa-inline.c (can_inline_edge_p): Likewise.
12131 * config/i386/i386.md (rintxf2): Do not test
12132 flag_unsafe_math_optimizations.
12133 (rint<mode>2_frndint): New define_insn.
12134 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12135 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12136 for 387 instead of extending and truncating.
12137 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12138 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12139 Change to frndint<mode>2_<rounding>.
12140 (frndintxf2_<rounding>_i387): Likewise. Change to
12141 frndint<mode>2_<rounding>_i387.
12142 (<rounding_insn>xf2): Likewise.
12143 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12144 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12145 x87. Test TARGET_ROUND || !flag_trapping_math ||
12146 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12147 SSE. Use ROUND_NO_EXC in constant operand of
12148 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12149 for 387 instead of extending and truncating.
12151 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12152 Julia Koval <julia.koval@intel.com>
12164 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12165 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12166 all registers, except for function return registers if there are
12167 no caller-saved registers.
12168 (ix86_set_func_type): New function.
12169 (ix86_set_current_function): Call ix86_set_func_type to set
12170 no_caller_saved_registers and func_type. Call reinit_regs if
12171 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12172 nor x87 instructions in interrupt handler nor function with
12173 no_caller_saved_registers attribute.
12174 (ix86_function_ok_for_sibcall): Return false if there are no
12175 caller-saved registers.
12176 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12178 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12179 (ix86_function_arg): Return special arguments in interrupt handler.
12180 (ix86_promote_function_mode): Promote pointer to word_mode only
12181 for normal functions.
12182 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12184 (ix86_epilogue_uses): New function.
12185 (ix86_hard_regno_scratch_ok): Likewise.
12186 (ix86_save_reg): Preserve all registers in interrupt handler
12187 after reload. Preserve all registers, except for function return
12188 registers, if there are no caller-saved registers after reload.
12189 (find_drap_reg): Always use callee-saved register if there are
12190 no caller-saved registers.
12191 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12192 for interrupt handler.
12193 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12194 Emit cld instruction if stringops are used in interrupt handler
12195 or interrupt handler isn't a leaf function.
12196 (ix86_expand_epilogue): Generate interrupt return for interrupt
12197 handler and pop the 'ERROR_CODE' off the stack before interrupt
12198 return in exception handler.
12199 (ix86_expand_call): Disallow calling interrupt handler directly.
12200 If there are no caller-saved registers, mark all registers that
12201 are clobbered by the call which returns as clobbered.
12202 (ix86_handle_no_caller_saved_registers_attribute): New function.
12203 (ix86_handle_interrupt_attribute): Likewise.
12204 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12206 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12207 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12208 accumulation in interrupt function if stack may be realigned to
12210 (EPILOGUE_USES): New.
12211 (function_type): New enum.
12212 (machine_function): Add func_type and no_caller_saved_registers.
12213 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12214 (interrupt_return): New pattern.
12215 * doc/extend.texi: Document x86 interrupt and
12216 no_caller_saved_registers attributes.
12218 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12220 PR tree-optimization/52171
12221 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12222 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12223 Look for constant strings. Move some code to emit_block_cmp_hints
12225 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12226 * defaults.h (COMPARE_MAX_PIECES): New macro.
12227 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12228 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12229 (clear_by_pieces_1): Don't declare. Move definition before use.
12230 (can_do_by_pieces): New static function.
12231 (can_move_by_pieces): Use it. Return bool.
12232 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12233 OP. All callers changed. Handle COMPARE_BY_PIECES.
12234 (class pieces_addr); New.
12235 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12236 pieces_addr::adjust, pieces_addr::increment_address,
12237 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12239 (class op_by_pieces_d): New.
12240 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12242 (class move_by_pieces_d, class compare_by_pieces_d,
12243 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12244 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12245 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12246 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12247 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12248 compare_by_pieces_d::finish_mode): New member functions.
12249 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12251 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12252 (emit_block_cmp_hints): New function.
12253 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12254 use the newly defined classes.
12255 * expr.h (by_pieces_constfn): New typedef.
12256 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12257 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12258 (move_by_pieces_ninsns): Don't declare.
12259 (can_move_by_pieces): Change return value to bool.
12260 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12261 (compare_by_pieces_branch_ratio): New hook.
12262 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12263 (by_pieces_ninsns): Declare.
12264 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12266 (default_compare_by_pieces_branch_ratio): New function.
12267 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12268 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12269 * doc/tm.texi: Regenerate.
12270 * tree-ssa-strlen.c: Include "builtins.h".
12271 (handle_builtin_memcmp): New static function.
12272 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12273 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12275 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12277 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12278 relevant stmts which are simple and invariant.
12279 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12280 instead of simple and invariant
12282 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12284 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12285 (vectorizable_reduction): Check for new relevant state.
12286 (vectorizable_live_operation): vectorize live stmts using
12287 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12288 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12289 (vect_stmt_relevant_p): Check for stmts which are only used live.
12290 (process_use): Use of a stmt does not inherit it's live value.
12291 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12292 (vect_analyze_stmt): Check for new relevant state.
12293 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12294 outside the loop, but not inside it.
12296 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12298 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
12299 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
12300 (vect_get_vec_def_for_operand): Split out code.
12302 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
12304 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
12306 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12308 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
12310 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12312 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
12314 2016-06-03 Jakub Jelinek <jakub@redhat.com>
12316 PR middle-end/71387
12317 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
12318 to noreturn e->callee->decl that has void return type and void
12319 arguments, adjust gimple_call_fntype and remove lhs even if it had
12320 previously addressable type.
12322 2016-06-02 Jeff Law <law@redhat.com>
12324 PR tree-optimization/71328
12325 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
12326 error when checking for a jump back onto the copied path.
12328 2016-06-02 David Malcolm <dmalcolm@redhat.com>
12330 * config/microblaze/microblaze.c (get_branch_target): Add return
12331 NULL_RTX for the non-CALL_P case.
12332 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
12333 (insert_wic): Remove unused local "j".
12335 2016-06-02 Martin Liska <mliska@suse.cz>
12337 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
12339 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
12340 Julia Koval <julia.koval@intel.com>
12342 * function.c (assign_parm_setup_stack): Force source into a
12343 register if needed.
12344 * target.def (function_incoming_arg): Update documentation to
12345 allow arbitrary address computation based on hard register.
12346 * doc/tm.texi: Regenerated.
12348 2016-06-02 Martin Liska <mliska@suse.cz>
12350 * predict.c (combine_predictions_for_bb): Fix first match in
12351 cases where a first predictor contains more than one occurence
12352 in list of predictors. Take the best value in such case.
12354 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12356 PR rtl-optimization/71295
12357 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
12358 offset would go over the size of the inner mode reject it.
12360 2016-06-02 Jakub Jelinek <jakub@redhat.com>
12362 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
12363 x=x,x and v=v,m instead of x=x,m.
12365 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
12366 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
12367 alternative to v=rm,C.
12369 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
12370 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
12371 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
12372 instead of vex for the last two above mentioned alternatives.
12374 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12377 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
12379 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
12381 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
12383 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12385 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
12386 from int to unsigned.
12388 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12390 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
12391 alternatives, eliminating preferred register class. Add support
12392 for the MTVSRDD instruction in ISA 3.0.
12393 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12394 reg_or_indexed_operand.
12395 (vsx_splat_v4sf_internal): Likewise.
12397 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12400 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
12401 for loading up all 0's or all 1's.
12403 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
12405 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
12407 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
12409 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
12411 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
12412 * gcc.c (set_source_date_epoch_envvar): New function, sets
12413 the SOURCE_DATE_EPOCH environment variable to the current time.
12415 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12417 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
12418 the factor for live Phi nodes.
12420 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12422 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
12423 * tree-parloops.c (parallelize_loops): likewise.
12424 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
12425 tree_unswitch_outer_loop): likewise.
12427 2016-06-01 Jakub Jelinek <jakub@redhat.com>
12429 PR middle-end/71371
12430 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
12431 around creation of the temporary.
12433 2016-06-01 Richard Biener <rguenther@suse.de>
12435 PR tree-optimization/71366
12436 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12437 (unloop_loops): Move removing edges here ...
12438 (try_unroll_loop_completely): ... from here.
12439 (try_peel_loop): ... and here.
12440 (tree_unroll_loops_completely_1): Track parent loops via
12441 bitmap of header BBs.
12442 (tree_unroll_loops_completely): Adjust for that.
12444 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12446 * config/rs6000/altivec.h (vec_slv): New macro.
12447 (vec_srv): New macro.
12448 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12449 (UNSPEC_VSRV): New value.
12452 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12453 (vsrv): New builtin definition.
12454 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12455 define argument types for new builtin.
12456 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12458 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12461 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12462 Jocelyn Mayer <l_indien@magic.fr>
12465 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12466 detect processor family for signature_CENTAUR_ebx.
12467 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12468 signature_CENTAUR_ebx.
12469 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12470 <default>: Pass x86-64 for has_longmode.
12472 2016-06-01 Nathan Sidwell <nathan@acm.org>
12474 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12477 2016-06-01 Richard Biener <rguenther@suse.de>
12479 PR tree-optimization/71261
12480 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12481 of stmts successfully put in the bool pattern. Remove
12482 single-use restriction.
12483 (adjust_bool_pattern_cast): Add cast at the use site via the
12484 pattern def sequence.
12485 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12486 of patterned defs. Use the pattern def seqence instead of
12487 multiple independent patterns.
12488 (sort_after_uid): New qsort compare function.
12489 (adjust_bool_stmts): New function to process stmts in the bool
12490 pattern in IL order.
12491 (vect_recog_bool_pattern): Adjust.
12492 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12493 (ifcvt_walk_pattern_tree): Likewise.
12494 (stmt_is_root_of_bool_pattern): Likewise.
12495 (ifcvt_repair_bool_pattern): Likewise.
12496 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12498 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12500 * loop-unroll.c (decide_unroll_constant_iterations,
12501 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12502 likely upper bounds.
12503 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12505 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12507 * tree-core.h (enum omp_clause_code): Remove
12508 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12510 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12512 * config/arm/sync.md (arm_store_exclusive<mode>):
12513 Use 'H' output modifier on operands[2] rather than creating a new
12514 entry in out-of-bounds memory of the operands array.
12515 (arm_store_release_exclusivedi): Likewise.
12517 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12519 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12520 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12521 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12522 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12524 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12526 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12527 into account live statements for mask producers.
12529 2016-06-01 Richard Biener <rguenther@suse.de>
12531 PR tree-optimization/71311
12532 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12533 restrict to non-INTEGER_CST @0.
12535 2016-06-01 Richard Biener <rguenther@suse.de>
12537 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12538 (relational patterns): Use :c to avoid pattern duplications.
12540 2016-06-01 Richard Biener <rguenther@suse.de>
12542 * genmatch.c (comparison_code_p): New predicate.
12543 (swap_tree_comparison): New function.
12544 (commutate): Add for_vec parameter to append new for entries.
12545 Support commutating relational operators by swapping it alongside
12547 (lower_commutative): Adjust.
12548 (dt_simplify::gen): Do not pass artificial operators to gen
12550 (decision_tree::gen): Do not add artificial operators as parameters.
12551 (parser::parse_expr): Verify operator commutativity when :c is
12552 applied. Allow :C to override this.
12553 * match.pd: Adjust patterns to use :C instead of :c where required.
12555 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12557 PR tree-optimization/71077
12558 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12559 the combining step, use boolean_false_node and boolean_true_node
12560 as the designated false/true return values.
12562 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12564 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12565 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12566 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12569 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12571 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12572 of flags impliying the register renaming.
12573 * toplev.c (process_options): Do not imply flag_rename_registers with
12576 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12578 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12579 default implementation.
12581 2016-05-31 Nathan Sidwell <nathan@acm.org>
12583 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12585 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12587 * config/sh/constraints.md (b): Remove constraint.
12588 * config/sh/predicates.md (arith_reg_operand): Remove
12590 * config/sh/sh-modes.def (PDI): Remove.
12591 * config/sh/sh.c (sh_target_reg_class,
12592 sh_optimize_target_register_callee_saved): Remove functions.
12593 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12594 (sh_expand_epilogue): Update comment.
12595 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12596 sh_secondary_reload): Remove TARGET_REGS related code.
12597 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12598 TARGET_REGISTER_P): Remove macros.
12599 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12600 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12601 TR1_REG, TR2_REG): Remove constants.
12602 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12604 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12606 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12607 define_expand patterns.
12608 (adddi3_compact): Rename to adddi3.
12609 (subdi3_compact): Rename to subdi3.
12610 (*negdi2): Rename to negdi2.
12611 (*abs<mode>2): Rename to abs<mode>2.
12613 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12615 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12616 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12617 (atomic_sub_fetchsi): ... this new pattern.
12618 (mvtc): Add CC_REG clobber.
12620 2016-05-31 Marek Polacek <polacek@redhat.com>
12622 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12624 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12626 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12627 aarch64_fusion_enabled_p to check for fusion capabilities.
12629 2016-05-31 Richard Biener <rguenther@suse.de>
12631 PR tree-optimization/71352
12632 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12633 minus one and a negate.
12635 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12637 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12638 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12640 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12641 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12642 Remove use of aarch64_simd_attr_length_move, set length attribute
12644 (*aarch64_be_movoi): Likewise.
12645 (*aarch64_be_movci): Likewise.
12646 (*aarch64_be_movxi): Likewise.
12648 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12650 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12651 It no longer does that.
12652 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12654 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12656 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12657 attribute __unused__.
12659 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12661 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12662 * config/arm/arm.c (arm_arch_thumb1): Define.
12663 (arm_option_override): Initialize arm_arch_thumb1.
12664 * config/arm/arm.h (arm_arch_thumb1): Declare.
12665 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12666 support Thumb-1 ISA.
12668 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12671 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12672 `Yv' for scalar operand.
12674 2016-05-31 Tom de Vries <tom@codesourcery.com>
12676 PR tree-optimization/69068
12677 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12678 phis with more than two args.
12680 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12682 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12683 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12686 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12688 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12690 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12692 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12693 cpu_32, cpu_64, tune_32 and tune_64.
12694 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12696 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12698 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12700 2016-05-30 Andi Kleen <ak@linux.intel.com>
12702 * auto-profile.c (read_profile): Replace asserts with errors
12703 when file does not exist.
12704 * gcov-io.c (gcov_read_words): Dito.
12706 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12708 * tree-cfg.c (print_loop): Print likely upper bounds.
12710 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12712 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12713 * opts.c (default_options): Enable peel loops at -O3.
12714 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12715 (try_peel_loop): Do not re-peel already peeled loops;
12716 use likely upper bounds; fix profile updating.
12717 (pass_complete_unroll::execute): Initialize peeled_loops.
12719 2016-05-30 Martin Liska <mliska@suse.cz>
12721 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12722 computed costs by frequency of BB they belong to.
12723 (get_scaled_computation_cost_at): New function.
12725 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12726 Marc Glisse <marc.glisse@inria.fr>
12728 PR tree-optimization/71289
12729 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12731 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12733 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12735 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12737 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12738 for peeled copies; avoid underflow when updating estimates; correctly
12739 scale loop profile.
12741 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12743 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12744 r236875. Corrected oe3 to oe2 as obvious.
12746 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12748 PR middle-end/71269
12749 PR middle-end/71252
12750 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12751 that inserted stmt will not dominate stmts that defines its operand.
12752 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12753 (rewrite_expr_tree_parallel): Likewise.
12755 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12757 PR middle-end/71252
12758 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12759 all fields including stmt_to_insert are swapped.
12761 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12763 * predict.h (force_edge_cold): Declare.
12764 * predict.c (force_edge_cold): New function.
12765 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12767 (canonicalize_loop_induction_variables): Fix formating.
12769 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12771 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12772 (visium_expand_copysign): Use gen_int_mode directly.
12773 (visium_compute_frame_size): Minor tweaks.
12775 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12777 * tree-vect-loop.c (vect_analyze_loop_2): Use
12778 likely_max_stmt_executions_int.
12780 2016-05-30 Tom de Vries <tom@codesourcery.com>
12782 PR tree-optimization/69067
12783 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12785 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12788 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12789 New peepholes to remove unneeded fild/fistp pairs.
12790 (define_peephole2 atomic_loaddi_fpu): Ditto.
12792 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12794 * predict.c (maybe_hot_frequency_p): Avoid division.
12796 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12798 * doc/install.texi: Use https for shop.fsf.org.
12800 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12802 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12803 likely_max_stmt_executions_int.
12805 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12807 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12808 likely_max_stmt_executions_int.
12810 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12812 * profile.c (compute_branch_probabilities): Do not report hitrates
12814 (branch_prob): Report hitrates here.
12815 * predict.c (gimple_predict_edge): Do not assert profile status;
12816 fix formatting issues.
12818 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12820 * predict.c (edge_predicted_by_p): New function.
12821 (predict_paths_for_bb): Do not put multiple predictions of the same type
12824 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12826 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12829 2016-05-28 Alan Modra <amodra@gmail.com>
12831 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12833 2016-05-28 Alan Modra <amodra@gmail.com>
12835 PR rtl-optimization/71275
12836 * ira.c (ira): Free dominance info.
12838 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12840 * doc/sourcebuild.texi: New address for upstream Go repository.
12842 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12844 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12845 (TARGET_ARM_V7M): Likewise.
12847 2016-05-26 Jeff Law <law@redhat.com>
12849 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12850 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12851 * passes.def: Add jump threading passes before DOM/VRP.
12852 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12853 argument to a basic block from an edge. Remove tests which are
12855 (pass_data_thread_jumps, class pass_thread_jumps): New.
12856 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12857 (make_pass_thread_jumps): Likewise.
12858 * tree-pass.h (make_pass_thread_jumps): Declare.
12860 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12862 * config/visium/visium-protos.h (split_double_move): Rename into...
12863 (visium_split_double_move): ...this.
12864 (visium_split_double_add): Declare.
12865 * config/visium/visium.c (split_double_move): Rename into...
12866 (visium_split_double_move): ...this.
12867 (visium_split_double_add): New function.
12868 (visium_expand_copysign): Renumber operands for consistency.
12869 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12870 (DFmode move splitter): Likewise.
12871 (*addi3_insn): Split by means of visium_split_double_add.
12872 (*adddi3_insn_flags): Delete.
12873 (*plus_plus_sltu<subst_arith>): New insn.
12874 (*subdi3_insn): Split by means of visium_split_double_add.
12875 (subdi3_insn_flags): Delete.
12876 (*minus_minus_sltu<subst_arith>): New insn.
12877 (*negdi2_insn): Split by means of visium_split_double_add.
12878 (*negdi2_insn_flags): Delete.
12880 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12882 * configure.ac: Treat a --with-headers option without argument
12883 the same as the default (i.e. consult sys-include directory).
12884 * configure: Regenerate.
12886 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12888 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12889 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12891 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12892 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12894 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12897 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12898 tree-stdarg analysis results.
12899 (aarch64_setup_incoming_varargs): Likewise.
12901 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12903 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12904 va_list_gpr_counter_field and va_list_fpr_counter_field.
12906 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12909 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12910 * config/aarch64/aarch64.c
12911 (aarch64_cannot_change_mode_class): Remove function.
12912 * config/aarch64/aarch64-protos.h
12913 (aarch64_cannot_change_mode_class): Remove.
12915 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12917 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12918 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12919 get_likely_max_loop_iterations_int): New.
12920 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12921 any_likely_upper_bound.
12922 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12924 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12925 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12927 (unroll_loop_constant_iterations): Likewise.
12928 (unroll_loop_runtime_iterations): Likewise.
12929 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12930 * lto-streamer-out.c (output_cfg): Likewise.
12931 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12933 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12934 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12935 (likely_max_loop_iterations): New.
12936 (likely_max_loop_iterations_int): New.
12937 (likely_max_stmt_executions): New.
12938 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12939 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12940 likely_max_stmt_executions): Declare.
12942 2016-05-27 Marek Polacek <polacek@redhat.com>
12944 PR middle-end/71308
12945 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12947 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12949 * config/s390/s390.md (2x risbg splitters): Use
12950 reg_overlap_mentioned_p instead of rtx_equal_p.
12952 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12954 * combine.c (make_compound_operation): Take known zero bits into
12955 account when checking for possible zero_extend.
12957 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12959 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12960 Use const_int_operand for operand 2 predicate. Simplify expand code
12963 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12965 PR middle-end/71279
12966 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12969 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12971 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12972 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12973 that returns CC_SESWPmode and CC_ZESWPmode.
12974 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12976 (aarch64_rtx_costs): Likewise.
12978 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12980 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12981 for ISA 3.0 min/max support.
12982 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12983 conditional move support.
12984 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12985 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12987 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12988 conditional moves where the comparison type is different from move
12990 (fp_minmax): New code iterator for smin/smax.
12991 (minmax): New code attributes for min/max.
12992 (SMINMAX): Likewise.
12993 (smax<mode>3): Combine min, max insns into one insn using the
12994 fp_minmax code iterator. Add support for ISA 3.0 min/max
12995 instructions that don't need -ffast-math.
12996 (s<minmax><mode>3): Likewise.
12997 (smax<mode>3_vsx): Likewise.
12998 (smin<mode>3): Likewise.
12999 (s<minmax><mode>3_vsx): Likewise.
13000 (smin<mode>3_vsx): Likewise.
13001 (pre-VSX min/max splitters): Likewise.
13002 (s<minmax><mode>3_fpr): Likewise.
13003 (movsfcc): Rewrite floating point conditional moves to combine
13004 SFmode/DFmode into a single insn.
13005 (mov<mode>cc): Likewise.
13006 (movdfcc): Likewise.
13007 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13008 SFDF2 iterators to handle all combinations.
13009 (fseldfsf4): Likewise.
13010 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13011 (fseldfdf4): Likewise.
13012 (fselsfdf4): Likewise.
13013 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13014 comparison instructions that set a 0/-1 mask, and use it for
13015 floating point conditional move via XXSEL.
13016 (fpmask<mode>): Likewise.
13017 (xxsel<mode>): Likewise.
13018 * config/rs6000/predicates.md (min_max_operator): Delete, no
13020 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13021 instructions that generate a 0/-1 mask for use with XXSEL.
13022 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13023 say whether floating point min/max is available, either through
13024 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13025 (TARGET_MINMAX_DF): Likewise.
13027 2016-05-27 Alan Modra <amodra@gmail.com>
13029 PR rtl-optimization/71275
13030 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13031 for update_equiv_regs and combine_and_move_insns.
13033 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13035 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13036 if_then_else or cond RTXes to calculate attribute value.
13037 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13038 <attr "length_immediate>: Ditto.
13039 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13040 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13041 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13042 <attr "type">: Ditto.
13043 <attr "prefix_data16">: Ditto.
13044 <attr "prefix_extra">: Ditto.
13045 <attr "length_immediate">: Ditto.
13046 <attr "prefix">: Ditto.
13047 (vec_set<mode>_0) <attr "isa">: Ditto.
13048 <attr "prefix_extra">: Ditto.
13049 <attr "length_immediate">: Ditto.
13050 <attr "prefix">: Ditto.
13051 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13052 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13053 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13054 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13055 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13056 <attr "length_immediate">: Ditto.
13057 <attr "prefix">: Ditto.
13058 (sse2_movsd) <attr "length_immediate">: Ditto.
13059 <attr "prefix">: Ditto.
13060 (vec_concatv2df) <attr "isa">: Ditto.
13061 <attr "prefix">: Ditto.
13062 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13063 (*vec_extractv2di_1) <attr "isa">: Ditto.
13064 <attr "type">: Ditto.
13065 <attr "length_immediate">: Ditto.
13066 <attr "prefix_rex">: Ditto.
13067 <attr "prefix_extra">: Ditto.
13068 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13069 <attr "prefix_extra">: Ditto.
13070 <attr "length_immediate">: Ditto.
13071 (vec_concatv2di) <attr "isa">: Ditto.
13072 <attr "prefix_extra">: Ditto.
13073 <attr "length_immediate">: Ditto.
13074 <attr "prefix">: Ditto.
13076 2016-05-26 Martin Liska <mliska@suse.cz>
13078 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13080 (operator+): Likewise.
13081 (operator-): Likewise.
13082 (comp_cost::operator+=): Likewise.
13083 (comp_cost::operator-=): Likewise.
13084 (comp_cost::operator/=): Likewise.
13085 (comp_cost::operator*=): Likewise.
13086 (operator<): Likewise.
13087 (operator==): Likewise.
13088 (operator<=): Likewise.
13089 (new_cost): Remove.
13090 (infinite_cost_p): Likewise.
13091 (add_costs): Likewise.
13092 (sub_costs): Likewise.
13093 (compare_costs): Likewise.
13094 (set_group_iv_cost): Use the newly introduced functions.
13095 (get_address_cost): Likewise.
13096 (get_shiftadd_cost): Likewise.
13097 (force_expr_to_var_cost): Likewise.
13098 (split_address_cost): Likewise.
13099 (ptr_difference_cost): Likewise.
13100 (difference_cost): Likewise.
13101 (get_computation_cost_at): Likewise.
13102 (determine_group_iv_cost_generic): Likewise.
13103 (determine_group_iv_cost_address): Likewise.
13104 (determine_group_iv_cost_cond): Likewise.
13105 (autoinc_possible_for_pair): Likewise.
13106 (determine_group_iv_costs): Likewise.
13107 (cheaper_cost_pair): Likewise.
13108 (iv_ca_recount_cost): Likewise.
13109 (iv_ca_set_no_cp): Likewise.
13110 (iv_ca_set_cp): Likewise.
13111 (iv_ca_cost): Likewise.
13112 (iv_ca_new): Likewise.
13113 (iv_ca_dump): Likewise.
13114 (iv_ca_narrow): Likewise.
13115 (iv_ca_prune): Likewise.
13116 (iv_ca_replace): Likewise.
13117 (try_add_cand_for): Likewise.
13118 (try_improve_iv_set): Likewise.
13119 (find_optimal_iv_set): Likewise.
13121 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13123 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13124 that internal functions will clobber all caller-saved registers.
13126 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13128 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13129 Return a better case_values_threshold when optimizing.
13131 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13133 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13134 Add ? to integer variant.
13135 (aarch64_combinez_be): Likewise.
13137 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13139 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13140 instead of x constraint.
13141 (vcvtps2ph256<mask_name>): Likewise.
13143 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13144 alternative. Formatting fix.
13146 * config/i386/sse.md
13147 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13149 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13150 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13151 maybe_evex prefix instead of vex.
13152 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13153 EXT_REX_SSE_REG_P (op0) case in the splitter.
13155 2016-05-25 Jeff Law <law@redhat.com>
13157 PR tree-optimization/71272
13158 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13159 Update comments. Add test for empty path.
13161 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13163 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13164 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13165 special case builtin.
13166 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13167 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13168 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13169 for __builtin_vec_cmpne.
13171 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13173 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13174 redundant test and bail out if the type of the new operand is not
13175 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13177 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13179 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13180 (x_ix86_target_flags_explicit): Remove.
13181 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13182 x_ix86_target_flags_explicit.
13183 (ix86_function_specific_restore): Ditto.
13185 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13186 H.J. Lu <hongjiu.lu@intel.com>
13189 * common/config/i386/i386-common.c
13190 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13191 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13192 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13193 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13194 (-mgeneral-regs-only): Add new option.
13195 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13196 x87 instructions if only general registers are allowed.
13197 (ix86_target_string): Add ix86_flags argument. Handle additional
13198 flags options through ix86_flags argument. Update all callers.
13199 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13201 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13203 PR rtl-optimization/66940
13204 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13205 decrementing desired_val will not overflow before performing these
13208 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13210 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13211 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13212 * config/i386/i386.c (enum ix86_builtins): Add
13213 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13214 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13215 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13216 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13217 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13218 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13219 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13220 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13221 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13222 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13223 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13224 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13225 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13226 __builtin_ia32_cvtps2dq512_mask.
13227 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13228 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13229 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13230 * config/i386/sse.md
13231 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13233 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13234 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13236 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13237 (avx512f_vec_pack_sfix_v8df): New define_expand.
13238 (avx512f_roundpd512): Rename to ...
13239 (avx512f_round<castmode>512): ... this. Change iterator.
13240 (avx512f_roundps512_sfix): New define_expand.
13241 (round<mode>2_sfix): Change iterator.
13243 2016-05-25 Nick Clifton <nickc@redhat.com>
13245 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13246 static interrupt handler is detected.
13247 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13248 default linker script.
13249 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13250 the low part of a symbolic pointer.
13252 2016-05-25 Richard Biener <rguenther@suse.de>
13254 PR tree-optimization/71261
13255 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13256 interesting stmt instead of immediate uses when looking
13257 for the use operand to replace.
13259 2016-05-25 Martin Liska <mliska@suse.cz>
13261 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13263 2016-05-25 Richard Biener <rguenther@suse.de>
13265 PR tree-optimization/71264
13266 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13269 2016-05-25 Martin Liska <mliska@suse.cz>
13271 PR tree-optimization/71239
13272 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13273 if DECL_SIZE is NULL.
13275 2016-05-25 Richard Biener <rguenther@suse.de>
13277 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13278 * tree-if-conv.c (pass_data_if_conversion): Use it.
13280 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13282 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13283 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13284 * varpool.c (varpool_node::get_availability): Likewise.
13286 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13288 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13289 VNEGW/VNEGD instructions.
13290 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13291 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13292 support for ISA 3.0 VNEGW/VNEGD instructions.
13294 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13296 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13297 pointers inside OACC_DATA regions.
13298 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
13299 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
13300 (gimplify_adjust_omp_clauses): Fix typo in comment.
13302 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13304 * config/rs6000/altivec.md (VParity): New mode iterator for vector
13305 parity built-in functions.
13306 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
13308 (p9v_parity<mode>2): Likewise.
13309 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
13311 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
13312 (parity<mode>2): ISA 3.0 expander for vector parity.
13313 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
13315 (BU_P9_64BIT_MISC_0): Likewise.
13316 (BU_P9_MISC_0): Likewise.
13317 (BU_P9V_AV_1): Likewise.
13318 (BU_P9V_AV_2): Likewise.
13319 (BU_P9V_AV_3): Likewise.
13320 (BU_P9V_AV_P): Likewise.
13321 (BU_P9V_VSX_1): Likewise.
13322 (BU_P9V_OVERLOAD_1): Likewise.
13323 (BU_P9V_OVERLOAD_2): Likewise.
13324 (BU_P9V_OVERLOAD_3): Likewise.
13325 (VCTZB): Add vector count trailing zeros support.
13329 (VPRTYBD): Add vector parity support.
13330 (VPRTYBQ): Likewise.
13331 (VPRTYBW): Likewise.
13332 (VCTZ): Add overloaded vector count trailing zeros support.
13333 (VPRTYB): Add overloaded vector parity support.
13334 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13335 overloaded vector count trailing zeros and parity instructions.
13336 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
13337 vector parity support.
13338 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
13339 trailing zeros support.
13340 (vec_cntlz): Likewise.
13341 (vec_vctzb): Likewise.
13342 (vec_vctzd): Likewise.
13343 (vec_vctzh): Likewise.
13344 (vec_vctzw): Likewise.
13345 (vec_vprtyb): Add ISA 3.0 vector parity support.
13346 (vec_vprtybd): Likewise.
13347 (vec_vprtybw): Likewise.
13348 (vec_vprtybq): Likewise.
13349 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13350 the ISA 3.0 vector count trailing zeros and vector parity built-in
13353 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13355 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
13356 when there is stmt_to_insert.
13358 2016-05-24 Martin Sebor <msebor@redhat.com>
13361 * tree.h (complete_or_array_type_p): New inline function.
13363 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13365 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
13366 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
13367 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
13369 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13370 Limit 1st alternative to noavx isa, split 2nd alternative into one
13371 noavx and one avx alternative, use *x and Bm in the former and
13372 x and m in the latter.
13374 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13375 of sse4 for the first alternative, drop %v from the template
13376 and d operand modifier. Split second alternative into one sse4_noavx
13377 and one avx alternative, use *x instead of *v in the former and v
13378 instead of *v in the latter.
13379 (*sse4_1_extractps): Use noavx isa instead of * for the first
13380 alternative, drop %v from the template. Split second alternative into
13381 one noavx and one avx alternative, use *x instead of *v in the
13382 former and v instead of *v in the latter.
13383 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
13384 with noavx and the last one with avx.
13385 (sse4_1_phminposuw): Guard first alternative with noavx isa,
13386 split the second one into one noavx and one avx alternative,
13387 use *x and Bm in the former and x and m in the latter one.
13388 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
13391 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
13392 first two alternatives to noavx, use *x instead of *v in the second
13393 one, add avx alternative without *.
13394 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
13395 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
13396 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
13398 2016-05-24 Jeff Law <law@redhat.com>
13400 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
13401 New function, extracted from...
13402 (fsm_find_control_statement_thread_paths): Here. Use the new function.
13403 Allow simple copies and constant initializations in the SSA chain.
13405 2016-05-24 Marek Polacek <polacek@redhat.com>
13408 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
13411 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13414 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
13415 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
13416 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
13417 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
13418 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
13420 2016-05-24 Richard Biener <rguenther@suse.de>
13422 PR tree-optimization/71240
13423 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
13426 2016-05-24 Richard Biener <rguenther@suse.de>
13428 PR tree-optimization/71230
13429 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
13431 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13433 * tree-vectorizer.h (vectorizable_comparison): Delete.
13434 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13435 PURE_SLP_STMT check.
13436 * tree-vect-stmts.c (vectorizable_call): Likewise.
13437 (vectorizable_simd_clone_call): Likewise.
13438 (vectorizable_conversion): Likewise.
13439 (vectorizable_assignment): Likewise.
13440 (vectorizable_shift): Likewise.
13441 (vectorizable_operation): Likewise.
13442 (vectorizable_load): Likewise.
13443 (vectorizable_condition): Likewise.
13444 (vectorizable_store): Likewise. Assert that we don't have
13446 (vectorizable_comparison): Make static. Remove redundant
13447 PURE_SLP_STMT check.
13448 (vect_transform_stmt): Assert that we always have an slp_node
13451 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13453 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13454 operands[2] against 1 with comparison against CONST1_RTX.
13455 (<shift>di3_neon): Likewise.
13456 * config/arm/predicates.md (const0_operand): Replace with comparison
13457 against CONST0_RTX.
13459 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13461 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13462 operands[2] against 1 with comparison against CONST1_RTX.
13463 (ashrdi3): Likewise.
13464 (lshrdi3): Likewise.
13465 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13467 (ashrsi3): Likewise.
13468 (lshrsi3): Likewise.
13469 (rotrsi3): Likewise.
13470 (define_split above *compareqi_eq0): Likewise.
13471 (define_split above "prologue"): Likewise.
13472 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13473 * config/arm/predicates.md (shift_operator): Likewise.
13474 (shift_nomul_operator): Likewise.
13475 (sat_shift_operator): Likewise.
13476 (thumb1_cmp_operand): Likewise.
13477 (const_neon_scalar_shift_amount_operand): Replace manual range
13478 check with IN_RANGE.
13479 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13480 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13482 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13484 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13485 with HOST_WIDE_INT_1.
13487 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13488 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13489 (arm_canonicalize_comparison): Likewise.
13490 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13492 (thumb1_size_rtx_costs): Likewise.
13493 (vfp_const_double_index): Replace cast of 1 to unsigned
13494 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13495 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13497 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13498 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13499 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13500 HOST_WIDE_INT with HOST_WIDE_INT_1.
13502 2016-05-24 Marek Polacek <polacek@redhat.com>
13504 * tree-cfg.h (should_remove_lhs_p): New predicate.
13505 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13506 * gimplify.c (gimplify_modify_expr): Likewise.
13507 * tree-cfg.c (verify_gimple_call): Likewise.
13508 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13509 * gimple-fold.c: Include "tree-cfg.h".
13510 (gimple_fold_call): Use should_remove_lhs_p.
13512 2016-05-24 Richard Biener <rguenther@suse.de>
13514 PR tree-optimization/71253
13515 * cfganal.h (control_dependences): Make robust against edge
13517 (control_dependences::control_dependences): Remove edge_list argument.
13518 (control_dependences::get_edge): Remove.
13519 (control_dependences::get_edge_src): Add.
13520 (control_dependences::get_edge_dest): Likewise.
13521 (control_dependences::m_el): Make a vector of edge src/dest index.
13522 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13523 (control_dependences::control_dependences): Likewise.
13524 (control_dependences::~control_dependence): Likewise.
13525 (control_dependences::get_edge): Remove.
13526 (control_dependences::get_edge_src): Add.
13527 (control_dependences::get_edge_dest): Likewise.
13528 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13530 (perform_tree_ssa_dce): Adjust.
13531 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13533 (pass_loop_distribution::execute): Adjust. Do loop destroying
13534 conditional on changed.
13536 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13539 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13540 return. Reindent transformation comment and mention the ARM state
13543 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13545 PR middle-end/71252
13546 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13547 after build_and_add_sum creates new use stmt.
13549 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13551 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13552 load_lanes/grouped_load classification comes first. Don't check
13553 whether the vectorization factor is a multiple of the group size
13556 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13558 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13559 GROUP_GAP for single-element interleaving.
13560 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13563 2016-05-24 Richard Biener <rguenther@suse.de>
13565 PR middle-end/70434
13567 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13568 bases which are accessed with non-invariant indices.
13569 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13570 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13572 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13574 PR middle-end/71170
13575 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13576 (add_to_ops_vec): Add stmt_to_insert.
13577 (add_repeat_to_ops_vec): Init stmt_to_insert.
13578 (insert_stmt_before_use): New.
13579 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13581 (get_ops): Init stmt_to_insert.
13582 (maybe_optimize_range_tests): Likewise.
13583 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13584 (rewrite_expr_tree_parallel): Likewise.
13585 (reassociate_bb): Likewise.
13587 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13590 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13591 ISA 3.0 xxperm fusion alternative.
13592 (altivec_vperm_v8hiv16qi): Likewise.
13593 (altivec_vperm_<mode>_uns_internal): Likewise.
13594 (vperm_v8hiv4si): Likewise.
13595 (vperm_v16qiv8hi): Likewise.
13597 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13598 Kelvin Nilsen <kelvin@gcc.gnu.org>
13600 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13601 vpermr/xxpermr on ISA 3.0.
13602 (altivec_expand_vec_perm_le): Likewise.
13603 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13604 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13607 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13609 * config/i386/i386.h (IS_STACK_MODE): Enable for
13610 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13611 SSE_FLOAT_MODE_P macros.
13612 * config/i386/i386.c (ix86_preferred_reload_class): Use
13613 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13614 Cleanup regclass processing for CONST_DOUBLE_P.
13615 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13616 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13617 with IS_STACK_MODE macro.
13618 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13620 (*movdf_internal): Use IS_STACK_MODE macro.
13621 (*movsf_internal): Ditto.
13623 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13625 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13626 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13628 2016-05-23 Jeff Law <law@redhat.com>
13630 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13632 (fsm_find_control_statement_thread_paths): Call it.
13634 2016-05-23 Martin Jambor <mjambor@suse.cz>
13637 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13638 from_global_constant if t is not NULL.
13640 2016-05-23 Marek Polacek <polacek@redhat.com>
13643 * common.opt (Wswitch-unreachable): New option.
13644 * doc/invoke.texi: Document -Wswitch-unreachable.
13645 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13648 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13650 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13651 TMR_INDEX is non-NULL.
13653 2016-05-23 Richard Biener <rguenther@suse.de>
13655 PR tree-optimization/71230
13656 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13657 (try_special_add_to_ops): ... here. Always test for single-use.
13659 2016-05-23 Martin Jambor <mjambor@suse.cz>
13661 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13662 default block if a PHI node in the original one would be resized.
13664 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13666 PR tree-optimization/58135
13667 * tree-vect-slp.c: When group size is not multiple
13668 of vector size, allow splitting of store group at
13671 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13673 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13675 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13677 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13678 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13679 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13682 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13683 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13684 v constraint instead of x and vinserti32x4 insn.
13686 * config/i386/sse.md (i128vldq): New mode iterator.
13687 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13688 avx512dq and avx512vl alternatives.
13690 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13691 constraint, use maybe_evex prefix instead of vex.
13692 (vec_dupv4sf): Use v constraint instead of x for output
13693 operand except for noavx alternative, use Yv constraint
13694 instead of x for input. Use maybe_evex prefix instead of vex.
13695 (*vec_dupv4si): Likewise.
13696 (*vec_dupv2di): Likewise.
13698 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13700 PR middle-end/40921
13701 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13702 (linearize_expr_tree): Call try_special_add_to_ops.
13703 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13705 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13707 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13708 to computed stack_usage.
13710 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13713 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13714 operand is subreg (symbol_ref) then move the symbol ref to register.
13716 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13718 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13720 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13722 PR middle-end/71179
13723 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13726 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13728 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13729 ranges by calling get_single_symbol and tidy up. Look more closely
13730 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13732 2016-05-20 Jeff Law <law@redhat.com>
13734 * bitmap.c (bitmap_find_bit): Remove useless test.
13736 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13738 * function.c (thread_prologue_and_epilogue_insns): Commit the
13739 insertion of the epilogue.
13741 2016-05-20 Martin Jambor <mjambor@suse.cz>
13743 PR tree-optimization/70884
13744 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13745 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13746 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13747 of constant pool data as a reason for scalarization.
13749 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13751 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13752 for naked functions.
13753 (thumb1_expand_prologue): Likewise.
13755 2016-05-20 Nathan Sidwell <nathan@acm.org>
13757 * config/nvptx/nptx.c (nvptx_option_override): Only set
13758 flag_toplevel_reorder, if not explicitly specified. Set
13759 flag_no_common, unless explicitly specified.
13761 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13763 * calls.c (can_implement_as_sibling_call_p): Mark param
13764 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13766 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13768 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13769 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13770 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13772 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13773 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13774 and CASE_CONST_ANY.
13776 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13778 * config/nvptx/nvptx.md (sincossf3): New pattern.
13780 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13782 * calls.c (maybe_complain_about_tail_call): New function.
13783 (initialize_argument_information): Call
13784 maybe_complain_about_tail_call when clearing *may_tailcall.
13785 (can_implement_as_sibling_call_p): Call
13786 maybe_complain_about_tail_call when returning false.
13787 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13788 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13789 if tail-call optimization fails.
13790 * cfgexpand.c (expand_call_stmt): Initialize
13791 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13792 * gimple-pretty-print.c (dump_gimple_call): Dump
13793 gimple_call_must_tail_p.
13794 * gimple.c (gimple_build_call_from_tree): Call
13795 gimple_call_set_must_tail with the value of
13796 CALL_EXPR_MUST_TAIL_CALL.
13797 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13798 (gimple_call_set_must_tail): New function.
13799 (gimple_call_must_tail_p): New function.
13800 * print-tree.c (print_node): Update printing of TREE_STATIC
13801 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13802 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13803 trailing comment listing applicable flags.
13804 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13806 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13808 * calls.c (expand_call): Move "Rest of purposes for tail call
13809 optimizations to fail" to...
13810 (can_implement_as_sibling_call_p): ...this new function, and
13811 split into multiple "if" statements.
13813 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13815 * cfgloop.h (expected_loop_iterations_unbounded,
13816 expected_loop_iterations): Unconstify.
13817 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13818 profile with known upper bound; return 3 when profile is absent.
13819 (expected_loop_iterations): Update.
13821 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13823 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13824 and get_max_loop_iterations_int.
13826 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13828 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13829 realistic upper bounds here.
13831 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13834 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13835 calls if the LHS is variable length or has addressable type.
13836 If targets[0]->decl is a noreturn call with void return type and
13837 zero arguments, adjust fntype and remove lhs in that case.
13839 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13841 PR tree-optimization/71079
13842 PR tree-optimization/71206
13843 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13845 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13847 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13848 (get_vec_alignment_for_array_decl): Likewise.
13849 (get_vec_alignment_for_record_decl): Likewise.
13850 (increase_alignment::execute): Move code to find alignment to
13851 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13852 (type_align_map): New hash_map.
13854 2016-05-20 Richard Guenther <rguenther@suse.de>
13856 PR tree-optimization/29756
13857 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13858 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13859 * fold-const.c (operand_equal_p): Likewise.
13860 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13861 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13862 * tree-inline.c (estimate_operator_cost): Likewise.
13863 * tree-pretty-print.c (dump_generic_node): Likewise.
13864 * tree-ssa-operands.c (get_expr_operands): Likewise.
13865 * cfgexpand.c (expand_debug_expr): Likewise.
13866 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13867 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13868 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13869 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13870 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13871 (execute_update_addresses_taken): Do it.
13873 2016-05-20 Richard Biener <rguenther@suse.de>
13875 PR tree-optimization/71185
13876 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13877 register operations.
13879 2016-05-20 Richard Biener <rguenther@suse.de>
13881 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13882 gimple_seq_add_seq_without_update.
13883 (release_bb_predicate): Assert we have no operands to free.
13884 (if_convertible_loop_p_1): Calculate post dominators later.
13885 Do not free BB predicates here.
13886 (combine_blocks): Do not recompute BB predicates.
13887 (version_loop_for_if_conversion): Save BB predicates around
13890 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13892 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13893 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13894 code. Ignore sibcalls on EDGE_IGNORE edges.
13895 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13896 on edges for sibcalls that run without prologue. The rest of the
13897 function is combined from...
13898 (fix_fake_fallthrough_edge): ... this, and ...
13899 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13900 function argument, make it a local variable.
13902 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13904 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13905 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13906 for 32-bit mode and SEH for 64-bit.
13907 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13908 TARGET_64BIT_DEFAULT.
13910 2016-05-19 Ryan Burn <contact@rnburn.com>
13912 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13913 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13915 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13917 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13918 force pending loads from memory.
13920 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13922 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13923 (UNSPEC_DARN_32): New unspec constant.
13924 (UNSPEC_DARN_RAW): New unspec constant.
13925 (darn_32): New instruction.
13926 (darn_raw): New instruction.
13927 (darn): New instruction.
13928 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13929 support and documentation for this macro.
13930 (BU_P9_MISC_1): New macro definition.
13931 (BU_P9_64BIT_MISC_0): New macro definition.
13932 (BU_P9_MISC_0): New macro definition.
13933 (darn_32): New builtin definition.
13934 (darn_raw): New builtin definition.
13935 (darn): New builtin definition.
13936 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13937 RS6000_BUILTIN_0 directives to surround each occurrence of
13938 #include "rs6000-builtin.def".
13939 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13940 RS6000_BTM_64BIT flags to the returned mask, depending on
13942 (def_builtin): Correct an error in the assignments made to the
13943 debugging variable attr_string.
13944 (rs6000_expand_builtin): Add support for no-operand built-in
13946 (builtin_function_type): Remove fatal_error assertion that is no
13948 (rs6000_common_init_builtins): Add support for no-operand built-in
13950 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13952 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13954 (RS6000_BTM_64BIT): New macro definition.
13955 * doc/extend.texi: Document __builtin_darn (void),
13956 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13959 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13961 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13962 max_loop_iterations_int.
13964 2016-05-19 Marek Polacek <polacek@redhat.com>
13966 PR tree-optimization/71031
13967 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13968 condition and adjust the code a bit.
13970 2016-05-19 Martin Liska <mliska@suse.cz>
13972 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13973 auto_vec instead of vec.
13975 2016-05-19 Martin Liska <mliska@suse.cz>
13977 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13979 2016-05-19 Martin Liska <mliska@suse.cz>
13981 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13983 2016-05-19 Martin Liska <mliska@suse.cz>
13985 * ipa-pure-const.c (set_function_state): Remove an existing
13987 (remove_node_data): Do not free it as it's released
13988 in set_function_state.
13990 2016-05-19 Martin Liska <mliska@suse.cz>
13992 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13995 2016-05-19 Martin Liska <mliska@suse.cz>
13997 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13999 2016-05-19 Martin Liska <mliska@suse.cz>
14001 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14002 an auto_vec instead of re-creating it.
14004 2016-05-19 Martin Liska <mliska@suse.cz>
14006 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14007 auto_vec instead of vec.
14009 2016-05-19 Martin Liska <mliska@suse.cz>
14011 * lto-section-in.c (lto_get_section_data): Call
14012 lto_check_version with additional argument.
14013 * lto-streamer.c (lto_check_version): Add new argument.
14014 * lto-streamer.h (lto_check_version): Likewise.
14016 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14018 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14019 Don't add cost of inner memory when handling sign-extended loads.
14021 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14023 PR rtl-optimization/71148
14024 * cse.c (cse_main): Free dominance info.
14025 (rest_of_handle_cse): Don't free dominance info.
14026 (rest_of_handle_cse2): Likewise.
14027 (rest_of_handle_cse_after_global_opts): Likewise.
14029 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14032 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14033 NULL_TREE early if NEON is not available. Remove now redundant check
14034 in ARM_CHECK_BUILTIN_MODE.
14036 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14039 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14040 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14041 * doc/cpp.texi: Document new macros.
14043 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14045 PR tree-optimization/69848
14046 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14047 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14049 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14051 * function.c (thread_prologue_and_epilogue_insn): Move the
14052 "goto epilogue_done" one block later.
14054 2016-05-19 Richard Biener <rguenther@suse.de>
14056 PR tree-optimization/70729
14057 * passes.def: Move LIM pass before PRE. Remove no longer
14058 required copyprop and move first DCE out of the loop pipeline.
14060 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14063 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14064 (OBJS-libcommon-target): ...here.
14065 * opts-common.c: Include spellcheck.h.
14066 (cmdline_handle_error): Build a vec of valid options and use it
14067 to suggest provide hints for misspelled arguments.
14069 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14072 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14073 lhs if it has TREE_ADDRESSABLE type.
14075 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14078 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14079 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14081 2016-05-18 Martin Jambor <mjambor@suse.cz>
14084 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14085 input for NOP_EXPR pass-through functions.
14086 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14087 aggregate global constant VAR_DECLs in constant jump functions.
14089 2016-05-18 Martin Jambor <mjambor@suse.cz>
14092 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14093 from TREE_READONLY parameters.
14095 2016-05-18 Martin Jambor <mjambor@suse.cz>
14098 * cgraph.h (cgraph_indirect_call_info): New field
14099 guaranteed_unmodified.
14100 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14101 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14103 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14104 pass the parameter value to ipa_find_agg_cst_for_param.
14105 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14106 guaranteed_unmodified, store AA results there instead of bailing out
14108 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14109 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14110 (find_constructor_constant_at_offset): New function.
14111 (ipa_find_agg_cst_from_init): Likewise.
14112 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14113 static initializers of contants, report back through a new paameter
14114 from_global_constant if that was the case.
14115 (try_make_edge_direct_simple_call): Also pass parameter value to
14116 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14118 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14119 (ipa_read_indirect_edge_info): Likewise.
14120 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14121 (ipa_load_from_parm_agg): Likewise.
14123 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14125 PR rtl-optimization/71150
14126 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14129 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14132 * config/rs6000/constraints.md (wE constraint): New constraint
14133 for a vector constant that can be loaded with XXSPLTIB.
14134 (wM constraint): New constraint for a vector constant of a 1's.
14135 (wS constraint): New constraint for a vector constant that can be
14136 loaded with XXSPLTIB and a vector sign extend instruction.
14137 * config/rs6000/predicates.md (xxspltib_constant_split): New
14138 predicates for wE/wS constraints.
14139 (xxspltib_constant_nosplit): Likewise.
14140 (easy_vector_constant): Add support for constants that can be
14141 loaded via XXSPLTIB.
14142 (all_ones_constant): New predicate for vector constant with all
14144 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14145 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14146 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14147 instruction and possibly with a sign extension.
14148 (output_vec_const_move): Add support for XXSPLTIB. If we are
14149 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14150 instead of XXLXOR/XXLORC.
14151 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14153 (rs6000_legitimize_reload_address): Likewise.
14154 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14156 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14157 combine VSX_M and VSX_M2 into one iterator.
14158 (VSX_M2): Likewise.
14159 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14160 (VSINT_842): Likewise.
14161 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14162 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14163 XXSPLTIB instruction.
14164 (xxspltib_<mode>_nosplit): Likewise.
14165 (xxspltib_<mode>_split): New insn to load up constants with
14166 XXSPLTIB and a sign extend instruction.
14167 (vsx_mov<mode>): Replace single move that handled all vector types
14168 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14169 moves (when -mvsx-timode is in effect) into the main vector
14170 moves. Eliminate separate moves for <VSr> <VSa>, where the
14171 preferred register class (<VSr>) is listed first, and the
14172 secondary register class (<VSa>) is listed second with a '?' to
14173 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14174 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14175 that if the register was involved in a slow operation, the
14176 clear/set operation does not wait for the slow operation to
14177 finish. Adjust the length attributes for 32-bit mode. Use
14178 rs6000_output_move_128bit and drop the use of the string
14179 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14180 spacing so that the alternatives and attributes don't generate
14181 long lines, and put things in columns, so that it is easier to
14182 match up the operands and attributes with the insn alternatives.
14183 (vsx_mov<mode>_64bit): Likewise.
14184 (vsx_mov<mode>_32bit): Likewise.
14185 (vsx_movti_64bit): Fold movti into normal vector moves.
14186 (vsx_movti_32bit): Likewise.
14187 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14188 splat instructions.
14189 (vsx_splat_v4si_internal): Likewise.
14190 (vsx_splat_v4sf_internal): Likewise.
14191 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14192 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14193 extend vector elements.
14194 (vsx_sign_extend_hi_<mode>): Likewise.
14195 (vsx_sign_extend_si_v2di): Likewise.
14196 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14198 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14199 constraints. Add trailing period to wL documentation.
14201 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14203 PR middle-end/71020
14204 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14205 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14206 * tree-call-cdce.c: Include tree-dfa.h.
14207 (can_guard_call_p): New function, extracted from...
14208 (can_use_internal_fn): ...here.
14209 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14211 (shrink_wrap_one_built_in_call): Likewise.
14212 (use_internal_fn): Likewise.
14213 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14214 and return void. Call replace_abnormal_ssa_names.
14215 (pass_call_cdce::execute): Check can_guard_call_p during the
14216 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14217 will always change something.
14219 2016-05-18 Martin Jambor <mjambor@suse.cz>
14222 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14223 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14225 2016-05-18 Martin Jambor <mjambor@suse.cz>
14228 * ipa-inline.h (condition): New field size.
14229 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14230 for comaprison and store it into the new condition.
14231 (evaluate_conditions_for_known_args): Use condition size to check
14232 access sizes for all but CHANGED conditions.
14233 (unmodified_parm_1): New parameter size_p, store access size into it.
14234 (unmodified_parm): Likewise.
14235 (unmodified_parm_or_parm_agg_item): Likewise.
14236 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14237 (set_cond_stmt_execution_predicate): Extract access sizes and store
14238 them to conditions.
14239 (set_switch_stmt_execution_predicate): Likewise.
14240 (will_be_nonconstant_expr_predicate): Likewise.
14241 (will_be_nonconstant_predicate): Likewise.
14242 (inline_read_section): Stream condition size.
14243 (inline_write_summary): Likewise.
14245 2016-05-18 Richard Biener <rguenther@suse.de>
14247 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14248 condition cost to PHI cost instead of total_cost.
14250 2016-05-18 Martin Liska <mliska@suse.cz>
14253 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14256 2016-05-18 Richard Biener <rguenther@suse.de>
14258 * lto-streamer.h (LTO_major_version): Bump to 6.
14260 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14262 * function.c (make_split_prologue_seq, make_prologue_seq,
14263 make_epilogue_seq): New functions, factored out from...
14264 (thread_prologue_and_epilogue_insns): Here.
14266 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14268 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14269 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14270 of before. Add a comment.
14272 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14274 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14275 expression pointer, not pointer to the pointer.
14277 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14279 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14280 (avx2_pbroadcast<mode>): Add another alternative with v instead
14281 of x constraints in it, using <pbroadcast_evex_isa> isa.
14282 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14284 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14285 constraint x instead of v in second alternative, add avx512bw
14288 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14289 constraint x instead of v in second alternative, add avx512bw
14292 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14293 constraint x instead of v in second alternative, add avx512bw
14296 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14297 avx512bw alternative.
14299 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14301 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
14302 array to 128 chars.
14303 (define_insn "*andnottf3"): Ditto.
14304 (define_insn "*<code><mode>3"/any_logic): Ditto.
14305 (define_insn "*<code>tf3"/any_logic): Ditto.
14306 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
14307 operand to block AVX-512VL insn variant emit when it is not enabled.
14309 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14311 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14312 constraint fot SF mode.
14314 2016-05-18 Petr Murzin <petr.murzin@intel.com>
14315 Kirill Yukhin <kirill.yukhin@intel.com>
14317 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
14319 (define_insn "rsqrt14<mode>"): Ditto.
14320 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
14321 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
14322 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
14323 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
14324 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
14326 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14327 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
14328 * config/i386/i386.c (ix86_print_operand): Expand check for size
14329 override codes for Intel syntax.
14331 2016-05-18 Richard Biener <rguenther@suse.de>
14333 PR tree-optimization/71168
14334 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
14335 initialization earlier.
14337 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
14339 * config/aarch64/aarch64-simd.md
14340 (aarch64_reduc_plus_internal<mode>): Rename to...
14341 (reduc_plus_scal): ...This, and remove previous implementation.
14343 2016-05-18 Richard Biener <rguenther@suse.de>
14345 * passes.def: Put late dse and cd_dce in canonical order.
14347 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
14349 * ipa-inline-transform.c (preserve_function_body_p): Look for
14350 first non-thunk clone.
14351 (save_function_body): Save into first non-thunk.
14352 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
14354 (lto_output_node): Inline thunks don't need body in every
14356 * lto-streamer-in.c: Do not fixup thunk clones.
14357 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
14359 * tree-inline.c (copy_bb): Be prepared for target node to be new after
14362 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14364 PR middle-end/63586
14365 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
14366 (reassociate_bb): Call transform_add_to_multiply.
14368 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14370 * config/aarch64/aarch64.c (all_extensions): Removed unused
14373 2016-05-17 Nathan Sidwell <nathan@acm.org>
14375 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
14376 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
14378 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
14380 PR tree-optimization/54579
14381 PR middle-end/55299
14382 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
14384 2016-05-17 Marek Polacek <polacek@redhat.com>
14387 * tree-inline.c (expand_call_inline): Call
14388 maybe_remove_unused_call_args.
14390 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
14392 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
14393 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
14394 * doc/md.texi (fmin@var{m}3): Likewise.
14396 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14398 * match.pd (X & C): New transformation.
14400 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14402 * match.pd (~X & Y): New transformation.
14404 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14406 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
14407 information for new SSA_NAME.
14408 (simplify_conversion_using_ranges): Get range through get_range_info
14409 instead of get_value_range.
14411 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14413 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
14414 Remove inline assembly.
14415 (vmvn_s16): Likewise.
14416 (vmvn_s32): Likewise.
14417 (vmvn_u8): Likewise.
14418 (vmvn_u16): Likewise.
14419 (vmvn_u32): Likewise.
14420 (vmvnq_s8): Likewise.
14421 (vmvnq_s16): Likewise.
14422 (vmvnq_s32): Likewise.
14423 (vmvnq_u8): Likewise.
14424 (vmvnq_u16): Likewise.
14425 (vmvnq_u32): Likewise.
14426 (vmvn_p8): Likewise.
14427 (vmvnq_p16): Likewise.
14429 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14431 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14433 (vmul_n_s16): Likewise.
14434 (vmul_n_s32): Likewise.
14435 (vmul_n_u16): Likewise.
14436 (vmul_n_u32): Likewise.
14437 (vmulq_n_f32): Likewise.
14438 (vmulq_n_f64): Likewise.
14439 (vmulq_n_s16): Likewise.
14440 (vmulq_n_s32): Likewise.
14441 (vmulq_n_u16): Likewise.
14442 (vmulq_n_u32): Likewise.
14444 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14446 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14447 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14449 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14451 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14452 to *aarch64_fma4_elt_from_dup<mode>.
14453 (*aarch64_fnma4_elt_to_128df): Rename to
14454 *aarch64_fnma4_elt_from_dup<mode>.
14455 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14456 (vfms_n_f32): Likewise.
14457 (vfms_n_f64): Likewise.
14458 (vfmsq_n_f32): Likewise.
14459 (vfmsq_n_f64): Likewise.
14461 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14463 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14465 2016-05-17 Richard Biener <rguenther@suse.de>
14467 PR tree-optimization/71132
14468 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14469 Only add control dependences for blocks in the loop.
14470 (build_rdg): Adjust.
14471 (generate_code_for_partition): Return whether loop should
14472 be destroyed and delay that.
14473 (distribute_loop): Likewise.
14474 (pass_loop_distribution::execute): Record loops to be destroyed
14475 and perform delayed destroying of loops.
14477 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14480 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14482 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14484 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14486 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14489 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14490 insertion point for instructions generated by validize_mem.
14492 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14494 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14497 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14499 * config/aarch64/aarch64.c
14500 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14501 rather than a macro.
14503 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14505 * doc/invoke.texi (AArch64 Options): Various updates.
14507 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14509 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14510 into instrumentation thunks.
14511 * cif-code.def (CIF_CHKP): New.
14513 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14515 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14517 2016-05-16 Martin Jambor <mjambor@suse.cz>
14519 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14520 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14522 2016-05-16 Marek Polacek <polacek@redhat.com>
14524 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14527 2016-05-16 Martin Jambor <mjambor@suse.cz>
14530 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14531 the outlined kernel function.
14533 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14535 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14536 (ISA_HAS_DLSA): Ditto.
14538 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14540 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14542 2016-05-16 Nathan Sidwell <nathan@acm.org>
14544 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14545 (nvptx_name_replacement): Restore. Add comment.
14546 (write_fn_proto, write_fn_proto_from_insn,
14547 nvptx_output_call_insn): Restore
14548 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14550 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14552 * config/aarch64/aarch64.md
14553 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14554 (add<mode>3_compareC_imm): Likewise.
14555 (<optab>si3_uxtw): Split into register and immediate variants.
14556 (andsi3_compare0_uxtw): Likewise.
14557 (and<mode>3_compare0): Likewise.
14558 (and<mode>3nr_compare0): Likewise.
14559 (stack_protect_test_<mode>): Don't use %x for memory operands.
14561 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14563 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14565 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14567 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14568 Split integer shifts into shift_reg and bfm.
14569 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14570 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14571 (ror<mode>3_insn): Likewise.
14572 (<optab>si3_insn_uxtw): Likewise.
14573 (<optab><mode>3_insn): Change to rotate_imm.
14574 (extr<mode>5_insn_alt): Likewise.
14575 (extrsi5_insn_uxtw): Likewise.
14576 (extrsi5_insn_uxtw_alt): Likewise.
14578 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14580 * doc/tm.texi: Regenerate.
14581 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14582 (TARGET_INVALID_RETURN_TYPE): Remove.
14583 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14584 TARGET_INVALID_RETURN_TYPE.
14585 * target.def (invalid_parameter_type): Remove.
14586 (invalid_return_type): Remove.
14588 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14590 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14591 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14593 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14595 (preserve_function_body_p): No need to preserve function body
14596 * cif-codes.def (CIF_THUNK): Remove.
14597 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14599 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14601 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14603 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14605 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14608 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14610 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14611 (inline_small_functions): Do not look for function symbol when
14614 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14616 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14619 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14620 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14621 Jiong Wang <jiong.wang@arm.com>
14623 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14624 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14625 Define __ARM_FP16_ARGS when appropriate.
14626 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14628 (arm_invalid_return_type): Likewise.
14629 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14630 (TARGET_INVALID_RETURN_TYPE): Remove.
14631 (aapcs_vfp_sub_candidate): Allow HFmode.
14632 (aapcs_vfp_allocate): Add comment. Support HFmode.
14633 (aapcs_vfp_allocate_return_reg): Likewise.
14634 (struct aapcs_cp_arg_layout): Slightly reword comments for
14635 is_return_candidate and allocate_return_reg.
14636 (output_mov_vfp): Update assert.
14637 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14639 (arm_invalid_parameter_type): Remove.
14640 (amr_invalid_return_type): Remove.
14641 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14642 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14643 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14645 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14647 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14648 * config/aarch64/arch64-protos.h
14649 (aarch64_legitimize_reload_address): Remove.
14650 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14653 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14655 * configure.ac: Add ACX_NONCANONICAL_HOST.
14656 * configure: Regenerate.
14657 * Makefile.in: Set host_noncanonical.
14659 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14662 * config/i386/i386.md (*movtf_internal): Before register allocation,
14663 do not allow FP constants for CM_MEDIUM memory model, allow only
14664 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14665 (*movxf_internal): Ditto.
14666 (*movdf_internal): Ditto.
14667 (*movsf_internal): Ditto.
14669 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14671 PR rtl-optimization/67483
14672 * combine.c (make_compound_operation): Don't call extract_left_shift
14673 with negative shift amounts.
14675 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14678 * fold-const.c (fold_checksum_tree): Allow modification
14679 of TYPE_ALIAS_SET during folding.
14681 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14682 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14683 (ix86_split_to_parts): Likewise. Fix up formatting.
14685 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14687 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14688 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14691 2016-05-13 Nathan Sidwell <nathan@acm.org>
14693 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14694 (nvptx_name_replacement): Delete.
14695 (write_fn_proto, write_fn_proto_from_insn,
14696 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14697 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14698 * langhooks.c (add_builtin_funcction_common): Call
14699 targetm.mangle_decl_assembler_name.
14701 * config/nvptx/nvptx.c (write_fn_proto): Handle
14702 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14704 2016-05-13 Martin Liska <mliska@suse.cz>
14706 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14707 and PRIu64 in printf format.
14709 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14711 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14714 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14716 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14717 Change --param max-completely-peeled-times to
14718 --param max-completely-peel-times in dump file printing.
14720 2016-05-13 Richard Biener <rguenther@suse.de>
14722 PR tree-optimization/42587
14723 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14724 (find_bswap_or_nop_1): Likewise.
14725 (bswap_replace): Likewise.
14727 2016-05-13 Martin Liska <mliska@suse.cz>
14729 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14730 Initialize a variable with default value.
14732 2016-05-13 Martin Liska <mliska@suse.cz>
14734 * doc/invoke.texi: Enhance explanation of error recovery
14737 2016-05-13 Martin Liska <mliska@suse.cz>
14739 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14740 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14741 (iv_inv_expr_ent *).
14742 (struct iv_inv_expr_ent): Comment struct fields.
14743 (sort_iv_inv_expr_ent): New function.
14744 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14745 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14746 a hash_map between iv_inv_expr_ent and number of usages.
14747 (niter_for_exit): Fix coding style.
14748 (tree_ssa_iv_optimize_init): Use renamed variable.
14749 (determine_base_object): Fix coding style.
14750 (alloc_iv): Likewise.
14751 (find_interesting_uses_outside): Likewise.
14752 (add_candidate_1): Likewise.
14753 (add_standard_iv_candidates): Likewise.
14754 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14755 (prepare_decl_rtl): Fix coding style.
14756 (get_address_cost): Likewise.
14757 (get_shiftadd_cost): Likewise.
14758 (force_expr_to_var_cost): Likewise.
14759 (compare_aff_trees): Likewise.
14760 (get_expr_id): Restructure the function.
14761 (get_loop_invariant_expr_id): Renamed to
14762 get_loop_invariant_expr.
14763 (get_computation_cost_at): Replace usage of inv_expr_id with
14765 (get_computation_cost): Likewise.
14766 (determine_group_iv_cost_generic): Likewise.
14767 (determine_group_iv_cost_address): Likewise.
14768 (iv_period): Fix coding style.
14769 (iv_elimination_compare_lt): Likewise.
14770 (may_eliminate_iv): Likewise.
14771 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14773 (determine_group_iv_costs): Dump invariant expressions.
14774 (iv_ca_recount_cost): Use the newly added hash_map.
14775 (iv_ca_set_remove_invariants): Fix coding style.
14776 (iv_ca_set_add_invariants): Fix coding style.
14777 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14779 (iv_ca_set_cp): Likewise.
14780 (iv_ca_new): Initialize the newly added hash_map and remove
14781 initialization of fields.
14782 (iv_ca_free): Delete the hash_map.
14783 (iv_ca_dump): Dump invariant expressions.
14784 (iv_ca_extend): Fix coding style.
14785 (try_add_cand_for): Likewise.
14786 (create_new_ivs): Dump information about # of avg iterations and
14787 # of used invariant expressions.
14788 (rewrite_use_compare): Fix coding style.
14789 (free_loop_data): Set default value for max_inv_expr_id.
14791 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14793 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14794 returned value cse_cfg_altered computation.
14795 (rest_of_handle_cse2): Likewise.
14796 (rest_of_handle_cse_after_global_opts): Likewise.
14798 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14801 * config/arm/arm.c (arm32_output_mi_thunk): New.
14802 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14803 to split Thumb1 vs TARGET_32BIT functionality.
14804 (arm_thumb1_mi_thunk): New.
14806 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14808 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14811 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14814 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14816 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14818 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14819 (expand_builtin_trap): Emit a regular call.
14820 (set_builtin_user_assembler_name): Remove obsolete cases.
14821 * dse.c (scan_insn): Adjust.
14822 * except.c: Include calls.h.
14823 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14824 emit a regular call to setjmp.
14825 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14826 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14827 (emit_block_move_via_libcall): Delete.
14828 (block_move_fn): Delete.
14829 (init_block_move_fn): Likewise.
14830 (emit_block_move_libcall_fn): Likewise.
14831 (emit_block_op_via_libcall): New function.
14832 (set_storage_via_libcall): Tidy up and use memset builtin.
14833 (block_clear_fn): Delete.
14834 (init_block_clear_fn): Likewise.
14835 (clear_storage_libcall_fn): Likewise.
14836 (expand_assignment): Call emit_block_move_via_libcall.
14837 Do not include gt-expr.h.
14838 * expr.h (emit_block_op_via_libcall): Declare.
14839 (emit_block_copy_via_libcall): New inline function.
14840 (emit_block_move_via_libcall): Likewise.
14841 (emit_block_comp_via_libcall): Likewise.
14842 (block_clear_fn): Delete.
14843 (init_block_move_fn): Likewise.
14844 (init_block_clear_fn): Likewise.
14845 (emit_block_move_via_libcall): Likewise.
14846 (set_storage_via_libcall): Add default parameter value.
14847 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14848 (abort_libfunc): Delete.
14849 (memcpy_libfunc): Likewise.
14850 (memmove_libfunc): Likewise.
14851 (memcmp_libfunc): Likewise.
14852 (memset_libfunc): Likewise.
14853 (setbits_libfunc): Likewise.
14854 (setjmp_libfunc): Likewise.
14855 (longjmp_libfunc): Likewise.
14856 (profile_function_entry_libfunc): Likewise.
14857 (profile_function_exit_libfunc): Likewise.
14858 (gcov_flush_libfunc): Likewise.
14859 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14860 and DECL_VISIBILITY on the declaration.
14861 (init_optabs): Do not initialize obsolete libfuncs.
14862 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14863 * tree-core.h (ECF_RET1): Define.
14864 (ECF_TM_PURE): Adjust.
14865 (ECF_TM_BUILTIN): Likewise.
14866 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14867 (build_common_builtin_nodes): Initialize abort builtin.
14868 Add ECF_RET1 on memcpy, memmove and memset builtins.
14869 Pass final flags for alloca and alloca_with_align builtins.
14870 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14872 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14873 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14874 set_storage_via_libcall and call emit_block_copy_via_libcall.
14876 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14878 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14879 DImode before it is passed to ix86_output_call_operand.
14880 (*call_value_got_x32): Ditto for operand 1.
14882 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14884 PR rtl-optimization/70904
14885 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14886 reload for wide mode.
14888 2016-05-12 Marek Polacek <polacek@redhat.com>
14891 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14892 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14893 * langhooks.h (incomplete_type_error): Likewise.
14894 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14895 parameter, pass it down to incomplete_type_error.
14896 * tree.h (size_in_bytes): New inline overload.
14897 (size_in_bytes_loc): Renamed from size_in_bytes.
14899 2016-05-12 Richard Biener <rguenther@suse.de>
14901 PR tree-optimization/71059
14902 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14903 nary before looking up or entering the expression into the VN
14905 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14906 Make sure to re-use NARYs without result as inserted by
14909 2016-05-12 Richard Biener <rguenther@suse.de>
14911 PR tree-optimization/71062
14912 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14914 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14915 vars_contains_restrict if the var is a restrict tag.
14916 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14917 do not disambiguate pointers against it.
14918 (dump_points_to_solution): Re-structure and adjust for new
14919 vars_contains_restrict flag.
14920 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14922 2016-05-12 Martin Liska <mliska@suse.cz>
14924 * doc/invoke.texi: Explain connection between
14925 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14927 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14929 PR tree-optimization/71006
14930 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14931 consider COND_EXPR as a mask producer.
14933 2016-05-12 Marek Polacek <polacek@redhat.com>
14936 * opts.c (common_handle_option): Detect missing argument for --help^.
14938 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14941 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14942 when popping the PC and within an interrupt handler routine.
14943 Add missing tab to output of "ldmfd".
14944 (output_return_instruction): Output LDMFD with SP update rather
14945 than POP when returning from interrupt handler.
14947 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14949 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14950 TARGET_64BIT && TARGET_AVX512DQ.
14951 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14952 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14953 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14954 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14955 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14956 (*vec_extractv4si_zext): Add avx512dq alternative.
14957 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14958 use v instead of x constraint in other alternatives where possible.
14960 * config/i386/sse.md (sse2_loadld): Use v instead of x
14961 constraint in alternatives 0,1,4.
14963 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14964 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14965 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14968 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14969 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14970 is not emitted unless TARGET_AVX512BW.
14971 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14972 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14973 for the result operand.
14975 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14976 constraint instead of x in avx alternatives. Use maybe_evex instead
14979 * config/i386/constraints.md (Yv): New constraint.
14980 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14981 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14982 * config/i386/i386.md (avx512fvecmode): New mode attr.
14983 (*pushtf): Use v constraint instead of x.
14984 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14985 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14986 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14987 (*absnegtf2_sse): Likewise.
14988 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14989 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14990 avx512f alternatives.
14991 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14993 2016-05-12 Richard Biener <rguenther@suse.de>
14995 PR tree-optimization/71060
14996 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14997 require exact match of DR_BASE_OBJECT but only matching address and
15000 2016-05-12 Richard Biener <rguenther@suse.de>
15002 PR tree-optimization/70986
15003 * cfganal.c: Include cfgloop.h.
15004 (dfs_find_deadend): Prefer to take edges exiting loops.
15006 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15008 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15009 compile and run time.
15011 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15014 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15016 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15018 * config/i386/i386.c (legitimize_pic_address): Use
15019 copy_to_suggested_reg instead of gen_movsi.
15021 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15023 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15024 the code into quad_address_p and call it to share code with
15025 vsx_quad_dform_memory_operand.
15026 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15028 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15029 bit instead of being a separate word. Split -mpower9-dform into
15030 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15031 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15032 for the register class supporting 128-bit quad word memory offsets.
15033 (mode_supports_vsx_dform_quad): Helper function to return if the
15034 register class uses quad word memory offsets.
15035 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15036 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15037 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15038 instructions are enabled, set up the appropriate addr_masks for
15040 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15041 -mpower9-dform-scalar, instead of -mpower9-dform.
15042 (rs6000_option_override_internal): Split -mpower9-dform into two
15043 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15044 -mpower9-dform switch sets or clears both. If we are not using
15045 the LRA register allocator, do not enable -mpower9-dform-vector by
15046 default. If we are using LRA, enable -mpower9-dform-vector and
15047 -mvsx-timode if it is appropriate. Issue a warning if either
15048 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15050 (quad_address_offset_p): New helper function to return if the
15051 offset is legal for quad word memory instructions.
15052 (quad_address_p): New function to determin if GPR or vector
15053 register quad word memory addresses are legal.
15054 (mem_operand_gpr): Validate quad word address offsets.
15055 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15056 d-form (register + offset) instructions.
15057 (offsettable_ok_by_alignment): Likewise.
15058 (rs6000_legitimate_offset_address_p): Likewise.
15059 (legitimate_lo_sum_address_p): Likewise.
15060 (rs6000_legitimize_address): Likewise.
15061 (rs6000_legitimize_reload_address): Add more debug statements for
15063 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15064 d-form instructions.
15065 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15066 d-form instructions. Distinguish different cases in debug
15067 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15068 d-form instructions.
15069 (rs6000_preferred_reload_class): Likewise.
15070 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15071 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15072 of the ISA 2.06 indexed memory instructions.
15073 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15074 use them to save/restore the saved vector registers instead of
15075 using Altivec instructions.
15076 (rs6000_emit_epilogue): Likewise.
15077 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15078 (rs6000_opt_masks): Split -mpower9-dform into
15079 -mpower9-dform-scalar and -mpower9-dform-vector.
15080 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15082 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15083 ISA 3.0 vector indexed memory instructions, and fold the code into
15084 the normal mov<mode> patterns.
15085 (p9_vecstore_<mode>): Likewise.
15086 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15088 (vsx_movti_64bit): Likewise.
15089 (vsx_movti_32bit): Likewise.
15090 * config/rs6000/constraints.md (wO constraint): New constraint for
15091 ISA 3.0 vector d-form support.
15092 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15093 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15094 include -mpower9-dform-vector until we switch over to LRA.
15095 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15096 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15097 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15098 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15099 for -mpower9-dform and -mlra.
15100 * doc/md.texi (wO constraint): Document wO constraint.
15102 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15104 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15105 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15106 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15107 Move handling of non-insn arguments inline into the sole user:
15108 (output_trans_func): ...here.
15109 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15110 in emitted function prototype.
15111 (output_internal_insn_latency_func): Ditto. Simplify.
15112 (output_internal_maximal_insn_latency_func): Ditto. Delete
15113 always-unused argument.
15114 (output_insn_latency_func): Ditto.
15115 (output_maximal_insn_latency_func): Ditto.
15117 2016-05-11 Richard Biener <rguenther@suse.de>
15119 PR tree-optimization/71055
15120 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15121 sth with precision not equal to access size verify we don't chop
15124 2016-05-11 Richard Biener <rguenther@suse.de>
15127 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15128 (dwarf2out_finish): Move retry_incomplete_types call ...
15129 (dwarf2out_early_finish): ... here.
15131 2016-05-11 Richard Biener <rguenther@suse.de>
15133 PR middle-end/71002
15134 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15135 if the langhook insists on it.
15136 * fold-const.c (make_bit_field_ref): Add arg for the original
15137 reference and preserve its alias-set.
15138 (decode_field_reference): Take exp by reference and adjust it
15139 to the original memory reference.
15140 (optimize_bit_field_compare): Adjust callers.
15141 (fold_truth_andor_1): Likewise.
15142 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15144 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15146 PR middle-end/70807
15147 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15148 * cfgrtl.c (delete_insn_and_edges): Likewise.
15149 * config/i386/i386.c (convert_scalars_to_vector): Remove
15151 * cse.c (cse_insn): Compute cse_cfg_altered.
15152 (delete_trivially_dead_insns): Likewise.
15153 (cse_cc_succs): Likewise.
15154 (rest_of_handle_cse): Free dominance info if required.
15155 (rest_of_handle_cse2): Likewise.
15156 (rest_of_handle_cse_after_global_opts): Likewise.
15158 2016-05-11 Alan Modra <amodra@gmail.com>
15160 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15161 abi_v4_pass_in_fpr): New functions.
15162 (rs6000_function_arg_boundary): Exclude complex IBM long double
15163 from 64-bit alignment when ABI_V4.
15164 (rs6000_function_arg, rs6000_function_arg_advance_1,
15165 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15167 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15169 PR rtl-optimization/71028
15170 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15171 jump with just a return in the fallthrough block if the branch
15172 block contains just a return as well.
15174 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15176 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15177 * match.pd ((X & Y) ^ Y): ... this.
15178 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15179 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15181 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15183 * read-md.c (require_char_ws): New function.
15184 (read_string): Simplify using require_char_ws.
15185 (handle_constants): Likewise.
15186 (handle_enum): Likewise.
15187 (handle_file): Likewise.
15188 * read-md.h (require_char_ws): New declaration.
15189 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15190 (read_mapping): Likewise.
15191 (read_rtx_code): Likewise.
15192 (read_nested_rtx): Likewise.
15194 2016-05-10 James Norris <jnorris@codesourcery.com>
15196 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15197 if offloading is enabled and -fopenacc or -fopenmp is specified.
15198 (CRTOFFLOADEND): Likewise.
15199 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15200 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15202 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15204 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15205 gotoff_operand code paths. Use copy_to_suggested_regs and
15206 expand_simple_binop where appropriate. Cleanup.
15208 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15211 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15213 (dimode_scalar_chain::vector_const_cost): New.
15214 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15215 (dimode_scalar_chain::convert_op): Likewise.
15216 (dimode_scalar_chain::convert_insn): Likewise.
15218 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15220 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15221 unary operation, not a binary one.
15223 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15225 PR middle-end/70877
15226 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15227 calls with type casted fndecl.
15229 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15231 PR tree-optimization/70786
15232 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15233 * calls.c (initialize_argument_information): Bind bounds
15234 with corresponding args passed by reference.
15236 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15239 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15240 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15241 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15244 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15247 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15248 code for a zero scale factor.
15249 (vsx_xvcvdpuxds_scale): Likewise.
15251 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15253 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15254 if show_ruler_p was set on the context.
15255 (layout::show_ruler): New method.
15256 * diagnostic.h (struct diagnostic_context): Add field
15259 2016-05-10 Richard Biener <rguenther@suse.de>
15261 PR tree-optimization/71039
15262 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15263 (chk_uses): New function.
15264 (propagate_with_phi): Verify we can safely replicate the lhs of an
15265 aggregate assignment on all incoming edges.
15267 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15269 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15271 (rx_atomic_sequence): New class.
15272 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15273 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15275 (rx_atomic_sequence::rx_atomic_sequence,
15276 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15277 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15278 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15279 CTRLREG_INTB): New constants.
15280 (FETCHOP): New code iterator.
15281 (fethcop_name, fetchop_name2): New iterator code attributes.
15282 (QIHI): New mode iterator.
15283 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15284 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15285 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15287 2016-05-10 Martin Liska <mliska@suse.cz>
15289 * tree-inline.c (remap_dependence_clique): Do not remap
15290 debugging statements.
15292 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15294 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15295 ("*fixuns_truncdfdi2_z13")
15296 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15297 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
15298 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
15300 2016-05-10 Richard Biener <rguenther@suse.de>
15302 PR tree-optimization/70497
15303 PR tree-optimization/28367
15304 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
15306 (visit_reference_op_load): ... here.
15307 (vn_reference_lookup_3): Use it to handle subreg-like accesses
15308 with simplified BIT_FIELD_REFs.
15309 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
15310 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
15313 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15315 * dwarf2out.c (add_abstract_origin_attribute): Adjust
15316 documentation comment. For BLOCK nodes, add a
15317 DW_AT_abstract_origin attribute that points to the DIE generated
15318 for the origin BLOCK.
15319 (gen_lexical_block_die): Call add_abstract_origin_attribute for
15320 blocks from inlined functions.
15322 2016-05-10 Alan Modra <amodra@gmail.com>
15325 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
15326 regrename modifying insns saving lr before __morestack call.
15327 * config/rs6000/rs6000.md (split_stack_return): Similarly for
15328 insns restoring lr after __morestack call.
15330 2016-05-09 Jakub Jelinek <jakub@redhat.com>
15332 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
15333 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
15335 * config/i386/sse.md (vec_interleave_high<mode>,
15336 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
15337 <avx512>_vpermt2var<mode>3_maskz): Likewise.
15339 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15341 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
15342 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
15343 parallel reassociation for power8 and forward.
15345 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
15347 * config/i386/i386.md (absneg splitters with general regs): Use
15348 general_reg_operand predicate.
15349 (btsq peephole2): Use x86_64_immediate_operand to check if new
15350 value is suitable for immediate operand. Generate emitted insn
15351 using RTL expressions.
15352 (btcq peephole2): Ditto.
15353 (btrq peephole2): Ditto. Generate correct immediate operand
15356 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15358 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
15361 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15363 * tree-affine.c (wide_int_constant_multiple_p): Add missing
15364 pointer dereference.
15366 2016-05-09 Richard Biener <rguenther@suse.de>
15368 PR tree-optimization/70985
15369 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
15370 op0 isn't a gimple register.
15372 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
15374 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
15375 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
15376 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
15377 (i6400_fpu_mult): New cpu units.
15378 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
15379 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
15380 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
15381 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
15382 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
15383 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
15384 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
15385 (i6400_msa_long_float4, i6400_msa_long_float5)
15386 (i6400_msa_long_float8, i6400_msa_fdiv_df)
15387 (i6400_msa_fdiv_sf): New reservations.
15388 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
15389 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
15390 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
15391 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
15392 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
15393 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
15394 (msa_short_cmp, msa_short_float2, msa_short_logic3)
15395 (msa_short_store4, msa_long_load, msa_short_store)
15396 (msa_long_logic, msa_long_float2, msa_long_float4)
15397 (msa_long_float5, msa_long_float8, msa_long_mult)
15398 (msa_long_fdiv, msa_long_div): New reservations.
15400 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
15401 Sameera Deshpande <sameera.deshpande@imgtec.com>
15402 Matthew Fortune <matthew.fortune@imgtec.com>
15403 Graham Stott <graham.stott@imgtec.com>
15404 Chao-ying Fu <chao-ying.fu@imgtec.com>
15406 * config.gcc: Add MSA header file for mips*-*-* target.
15407 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
15408 (Ubv8i, Urv8): New constraints.
15409 * config/mips/mips-ftypes.def: Add function types for MSA
15411 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
15412 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
15413 * config/mips/mips-msa.md: New file.
15414 * config/mips/mips-protos.h
15415 (mips_split_128bit_const_insns): New prototype.
15416 (mips_msa_idiv_insns): Likewise.
15417 (mips_split_128bit_move): Likewise.
15418 (mips_split_128bit_move_p): Likewise.
15419 (mips_split_msa_copy_d): Likewise.
15420 (mips_split_msa_insert_d): Likewise.
15421 (mips_split_msa_fill_d): Likewise.
15422 (mips_expand_msa_branch): Likewise.
15423 (mips_const_vector_same_val_p): Likewise.
15424 (mips_const_vector_same_bytes_p): Likewise.
15425 (mips_const_vector_same_int_p): Likewise.
15426 (mips_const_vector_shuffle_set_p): Likewise.
15427 (mips_const_vector_bitimm_set_p): Likewise.
15428 (mips_const_vector_bitimm_clr_p): Likewise.
15429 (mips_msa_vec_parallel_const_half): Likewise.
15430 (mips_msa_output_division): Likewise.
15431 (mips_ldst_scaled_shift): Likewise.
15432 (mips_expand_vec_cond_expr): Likewise.
15433 * config/mips/mips.c (enum mips_builtin_type): Add
15434 MIPS_BUILTIN_MSA_TEST_BRANCH.
15435 (mips_gen_const_int_vector_shuffle): New prototype.
15436 (mips_const_vector_bitimm_set_p): New function.
15437 (mips_const_vector_bitimm_clr_p): Likewise.
15438 (mips_const_vector_same_val_p): Likewise.
15439 (mips_const_vector_same_bytes_p): Likewise.
15440 (mips_const_vector_same_int_p): Likewise.
15441 (mips_const_vector_shuffle_set_p): Likewise.
15442 (mips_symbol_insns): Forbid loading symbols via immediate for
15444 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15446 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15448 (mips_lx_address_p): Add support load indexed address for MSA.
15449 (mips_address_insns): Add calculation of instructions needed for
15450 stores and loads for MSA.
15451 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15452 CONST_VECTOR for MSA and let it fall through.
15453 (mips_ldst_scaled_shift): New function.
15454 (mips_subword_at_byte): Likewise.
15455 (mips_msa_idiv_insns): Likewise.
15456 (mips_legitimize_move): Validate MSA moves.
15457 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15458 calculation of costs for MSA division.
15459 (mips_split_move_p): Check if MSA moves need splitting.
15460 (mips_split_move): Split MSA moves if necessary.
15461 (mips_split_128bit_move_p): New function.
15462 (mips_split_128bit_move): Likewise.
15463 (mips_split_msa_copy_d): Likewise.
15464 (mips_split_msa_insert_d): Likewise.
15465 (mips_split_msa_fill_d): Likewise.
15466 (mips_output_move): Handle MSA moves.
15467 (mips_expand_msa_branch): New function.
15468 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15469 Reinstate 'y' modifier.
15470 (mips_file_start): Add MSA .gnu_attribute.
15471 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15473 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15474 (mips_class_max_nregs): Add register size for MSA supported mode.
15475 (mips_cannot_change_mode_class): Allow conversion between MSA
15476 vector modes and TImode.
15477 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15479 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15480 (mips_preferred_simd_mode): Add preffered modes for MSA.
15481 (mips_vector_mode_supported_p): Add MSA supported modes.
15482 (mips_autovectorize_vector_sizes): New function.
15483 (mips_msa_output_division): Likewise.
15484 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15485 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15486 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15487 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15488 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15489 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15490 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15491 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15492 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15493 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15494 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15495 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15496 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15497 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15498 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15499 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15500 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15501 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15502 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15503 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15504 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15505 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15506 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15507 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15508 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15509 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15510 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15511 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15512 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15513 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15514 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15515 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15516 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15517 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15518 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15519 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15520 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15521 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15522 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15523 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15524 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15525 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15526 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15527 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15528 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15529 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15530 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15531 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15532 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15533 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15534 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15535 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15536 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15537 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15538 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15539 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15540 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15541 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15542 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15543 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15544 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15545 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15546 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15547 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15548 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15549 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15550 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15551 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15552 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15553 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15554 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15555 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15556 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15557 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15558 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15559 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15560 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15561 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15562 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15563 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15564 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15565 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15566 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15567 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15568 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15569 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15570 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15571 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15572 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15573 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15574 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15575 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15576 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15577 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15578 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15579 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15580 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15581 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15582 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15583 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15584 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15585 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15586 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15587 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15588 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15589 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15590 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15591 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15592 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15593 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15594 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15595 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15596 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15597 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15598 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15599 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15600 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15601 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15602 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15603 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15604 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15605 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15606 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15607 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15608 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15609 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15610 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15611 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15612 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15613 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15614 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15615 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15616 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15617 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15618 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15619 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15620 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15621 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15622 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15623 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15624 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15625 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15626 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15627 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15628 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15629 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15630 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15631 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15632 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15633 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15634 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15636 (mips_get_builtin_decl_index): New array.
15637 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15638 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15639 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15640 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15641 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15643 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15645 (mips_expand_builtin_insn): Prepare operands for
15646 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15647 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15648 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15649 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15650 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15651 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15652 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15653 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15654 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15655 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15656 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15657 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15658 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15659 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15660 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15661 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15662 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15663 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15664 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15665 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15666 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15667 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15668 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15669 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15670 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15671 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15672 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15673 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15674 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15675 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15676 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15677 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15678 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15679 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15680 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15681 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15682 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15683 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15684 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15685 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15686 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15687 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15688 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15689 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15690 These are set implicitly and an error is reported if overridden.
15691 (mips_expand_builtin_msa_test_branch): New function.
15692 (mips_expand_msa_shuffle): Likewise.
15693 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15694 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15695 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15696 (mips_expand_vec_unpack): Add support for MSA.
15697 (mips_expand_vector_init): Likewise.
15698 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15699 instead of const0_rtx.
15700 (mips_msa_vec_parallel_const_half): New function.
15701 (mips_gen_const_int_vector): Likewise.
15702 (mips_gen_const_int_vector_shuffle): Likewise.
15703 (mips_expand_msa_cmp): Likewise.
15704 (mips_expand_vec_cond_expr): Likewise.
15705 * config/mips/mips.h
15706 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15707 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15709 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15710 (ISA_HAS_MSA): New macro.
15711 (UNITS_PER_MSA_REG): Likewise.
15712 (BITS_PER_MSA_REG): Likewise.
15713 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15714 (MSA_REG_FIRST): New macro.
15715 (MSA_REG_LAST): Likewise.
15716 (MSA_REG_NUM): Likewise.
15717 (MSA_REG_P): Likewise.
15718 (MSA_REG_RTX_P): Likewise.
15719 (MSA_SUPPORTED_MODE_P): Likewise.
15720 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15721 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15722 * config/mips/mips.md: Include mips-msa.md.
15723 (alu_type): Add simd_add.
15724 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15725 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15726 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15727 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15728 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15729 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15730 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15731 simd_move, simd_load, simd_store. Choose "multi" for moves
15733 (qword_mode): New attribute.
15734 (insn_count): Add instruction count for quad moves.
15735 Increase the count for MIPS SIMD division.
15736 (UNITMODE): Add UNITMODEs for vector types.
15737 (addsub): New code iterator.
15738 * config/mips/mips.opt (mmsa): New option.
15739 * config/mips/msa.h: New file.
15740 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15742 * config/mips/mti-linux.h: Likewise.
15743 * config/mips/predicates.md
15744 (const_msa_branch_operand): New constraint.
15745 (const_uimm3_operand): Likewise.
15746 (const_uimm4_operand): Likewise.
15747 (const_uimm5_operand): Likewise.
15748 (const_uimm8_operand): Likewise.
15749 (const_imm5_operand): Likewise.
15750 (aq10b_operand): Likewise.
15751 (aq10h_operand): Likewise.
15752 (aq10w_operand): Likewise.
15753 (aq10d_operand): Likewise.
15754 (const_m1_operand): Likewise.
15755 (reg_or_m1_operand): Likewise.
15756 (const_exp_2_operand): Likewise.
15757 (const_exp_4_operand): Likewise.
15758 (const_exp_8_operand): Likewise.
15759 (const_exp_16_operand): Likewise.
15760 (const_vector_same_val_operand): Likewise.
15761 (const_vector_same_simm5_operand): Likewise.
15762 (const_vector_same_uimm5_operand): Likewise.
15763 (const_vector_same_uimm6_operand): Likewise.
15764 (const_vector_same_uimm8_operand): Likewise.
15765 (par_const_vector_shf_set_operand): Likewise.
15766 (reg_or_vector_same_val_operand): Likewise.
15767 (reg_or_vector_same_simm5_operand): Likewise.
15768 (reg_or_vector_same_uimm6_operand): Likewise.
15769 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15771 * doc/invoke.texi (-mmsa): Document new option.
15773 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15775 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15776 * configure: Regenerate.
15777 * config.in: Regenerate.
15778 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15779 on -fvtable-verify.
15780 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15781 (ENDFILE_VTV_SPEC): Define.
15783 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15785 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15786 registers in all interrupt handlers if necessary.
15787 (rl78_option_override): Add warning.
15788 (MUST_SAVE_MDUC_REGISTERS): New macro.
15789 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15790 * config/rl78/rl78.c (check_mduc_usage): New function.
15791 (mduc_regs): New structure to hold MDUC register data.
15792 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15793 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15794 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15795 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15796 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15797 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15799 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15801 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15802 (tree-ssa-loop-niter.h): Ditto.
15803 (idx_within_array_bound, ref_within_array_bound): New functions.
15804 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15805 Factor out check on writable base object to ...
15806 (base_object_writable): ... here.
15808 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15810 * config/arm/arm.md (probe_stack): Add modes to set source
15813 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15815 * regrename.c (base_reg_class_for_rename): New static function.
15816 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15818 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15820 * cgraph.c (thunk_adjust): Export.
15821 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15822 * cgraphunit.c (thunk_adjust): Export.
15823 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15825 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15827 * tree-inline.c (expand_call_inline): Expand thunks inline.
15829 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15832 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15833 (*sse2_vd_cvtss2sd): Ditto.
15834 * config/i386/i386.md
15835 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15836 Generate *sse2_vd_cvtsd2ss pattern.
15837 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15838 Generate *sse2_vd_cvtss2sd pattern.
15840 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15842 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15843 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15846 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15848 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15849 * config/sh/sh.c: Define and declare variables on first use throughout
15851 (current_function_interrupt): Change to bool type.
15852 (frame_insn): Rename to emit_frame_insn and update users.
15853 (push_regs): Use bool for 'interrupt_handler' argument.
15854 (save_schedule_s): Remove.
15855 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15856 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15857 targetm.asm_out.unaligned_op.di.
15858 (gen_far_branch): Remove redundant forward declaration.
15859 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15860 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15861 (sh_set_return_address, sh_function_ok_for_sibcall,
15862 scavenge_reg): Update comments.
15863 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15864 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15865 (sh_attr_renesas_p): Remove unnecessary parentheses.
15866 (branch_dest): Simplify.
15867 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15868 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15869 (CUMULATIVE_ARGS): Change macro to typedef.
15870 (current_function_interrupt): Change to bool type.
15871 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15872 Surround with __cplusplus ifdef.
15873 (sh_compare_op0, sh_compare_op1): Remove.
15874 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15876 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15878 * config/arm/arm.md: (arch): Add neon.
15879 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15880 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15881 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15882 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15883 attributes for alt renumbering. Mark alt 3 as non-predicable.
15884 (thumb2_movdf_vfp): Likewise.
15886 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15888 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15889 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15890 (*andqi_1): Add preferred_for_speed attribute to disparage
15891 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15892 (*<code>qi_1): Ditto.
15893 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15894 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15895 (*ashlqi3_1): Ditto.
15896 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15897 Add preferred_for_size attribute to disparage alternative 0 and
15898 preferred_for_speed attribute to disparage alternative 1 for
15899 TARGET_PARTIAL_REG_STALL targets.
15901 2016-05-07 Tom de Vries <tom@codesourcery.com>
15903 PR tree-optimization/70956
15904 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15907 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15909 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15910 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15911 * config/sh/sh.md (branch_zero): Remove define_attr.
15912 (define_delay): Disable delay slot if branch distance is one insn.
15914 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15916 * config/i386/i386.md (LEAMODE): New mode attribute.
15917 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15918 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15919 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15920 operand 2 predicate.
15921 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15922 (*lea<mode>_general_3): Ditto.
15923 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15925 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15927 * genmddump.c (main): Convert argv from char ** to const char **.
15929 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15931 * coretypes.h (OVERRIDE): New macro.
15932 (FINAL): New macro.
15934 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15936 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15937 allow coalescing if the types are compatible.
15939 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15941 * pass_manager.h (pass_manager::register_pass_name): New method.
15942 (pass_manager::get_pass_by_name): New method.
15943 (pass_manager::create_pass_tab): New method.
15944 (pass_manager::m_name_to_pass_map): New field.
15945 * passes.c (name_to_pass_map): Delete global in favor of field
15946 "m_name_to_pass_map" of pass_manager.
15947 (register_pass_name): Rename from a function to...
15948 (pass_manager::register_pass_name): ...this method, updating
15949 for renaming of global "name_to_pass_map" to field
15950 "m_name_to_pass_map".
15951 (create_pass_tab): Rename from a function to...
15952 (pass_manager::create_pass_tab): ...this method, updating
15953 for renaming of global "name_to_pass_map" to field.
15954 (get_pass_by_name): Rename from a function to...
15955 (pass_manager::get_pass_by_name): ...this method.
15956 (enable_disable_pass): Convert use of get_pass_by_name to
15957 a method call, locating the pass_manager singleton.
15959 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15961 * genattr-common.c (main): Convert argv from char ** to const char **.
15962 * genattr.c (main): Likewise.
15963 * genattrtab.c (main): Likewise.
15964 * genautomata.c (initiate_automaton_gen): Likewise.
15966 * gencodes.c (main): Likewise.
15967 * genconditions.c (main): Likewise.
15968 * genconfig.c (main): Likewise.
15969 * genconstants.c (main): Likewise.
15970 * genemit.c (main): Likewise.
15971 * genenums.c (main): Likewise.
15972 * genextract.c (main): Likewise.
15973 * genflags.c (main): Likewise.
15974 * genmddeps.c (main): Likewise.
15975 * genopinit.c (main): Likewise.
15976 * genoutput.c (main): Likewise.
15977 * genpeep.c (main): Likewise.
15978 * genpreds.c (main): Likewise.
15979 * genrecog.c (main): Likewise.
15980 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15981 (init_rtx_reader_args): Likewise.
15982 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15983 (init_rtx_reader_args): Likewise.
15984 * gentarget-def.c (main): Likewise.
15985 * read-md.c (read_md_files): Likewise.
15986 * read-md.h (read_md_files): Likewise.
15988 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15990 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15991 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15992 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15993 Remove unused predicate.
15994 (register_and_not_fp_reg_operand): Ditto.
15996 2016-05-06 Martin Liska <mliska@suse.cz>
15998 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15999 instead of vec as the vector is local to the function.
16001 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16003 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16004 avx512bw alternative.
16006 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16007 before the ashr<mode>3 pattern.
16009 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16010 v instead of x in vex or maybe_vex alternatives, use
16011 maybe_evex instead of vex in prefix.
16013 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16014 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16015 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16016 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16019 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16020 v instead of x in vex or maybe_vex alternatives, use
16021 maybe_evex instead of vex in prefix.
16023 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16024 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16025 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16026 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16027 alternatives, use maybe_evex instead of vex in prefix.
16029 * config/i386/sse.md (vec_interleave_lowv4sf,
16030 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16031 v instead of x in vex or maybe_vex alternatives, use
16032 maybe_evex instead of vex in prefix.
16034 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16035 v instead of x in vex or maybe_vex alternatives, use
16036 maybe_evex instead of vex in prefix.
16038 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16039 v constraint instead of x.
16041 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16043 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16044 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16047 2016-05-06 Richard Biener <rguenther@suse.de>
16049 PR tree-optimization/70948
16050 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16051 Properly clobber all fields of va_list for __builtin_va_start.
16053 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16056 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16057 loop latch destination.
16059 2016-05-06 Martin Liska <mliska@suse.cz>
16061 * tree-ssa-uninit.c: Apply manual changes
16062 to the GNU coding style.
16063 (prune_uninit_phi_opnds): Rename from
16064 prune_uninit_phi_opnds_in_unrealizable_paths.
16066 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16068 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16069 mspace): Remove deprecated options.
16070 * doc/invoke.texi (SH options): Remove -mspace.
16072 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16074 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16076 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16078 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16079 corresponding combine split pattern.
16081 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16084 * config/sh/predicates.md (long_displacement_mem_operand): New.
16085 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16086 Add movi20, movi20s alternatives. Adjust length attribute for
16088 (movsi_ie): Allow for any FPU. Adjust length attribute for
16090 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16091 attribute for alternatives.
16092 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16093 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16094 length attribute for alternatives.
16096 2016-05-06 Richard Biener <rguenther@suse.de>
16098 PR tree-optimization/70960
16099 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16101 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16104 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16105 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16107 2016-05-06 Marek Polacek <polacek@redhat.com>
16110 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16112 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16115 * config/sh/sh.md (*rotcr): Add another variant.
16117 2016-05-06 Richard Biener <rguenther@suse.de>
16119 PR middle-end/70931
16120 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16122 2016-05-06 Richard Biener <rguenther@suse.de>
16124 PR middle-end/70941
16125 * fold-const.c (split_tree): Always convert to the original type
16128 2016-05-06 Richard Biener <rguenther@suse.de>
16130 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16131 (fwprop_addr): Likewise.
16133 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16136 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16138 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16139 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16140 the splitter condition.
16141 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16142 the splitter condition.
16143 (FP float_extend load splitter): Ditto.
16145 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16147 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16148 to REGNO in all peephole2 patterns.
16149 (post-reload splitters): Change true_regnum to REGNO in
16150 post-reload splitters.
16151 (zero_extend splitters): Use general_reg_operand and
16152 nonimmediate_gr_operand predicates.
16154 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16156 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16157 v constraint instead of x.
16159 2016-05-05 Alan Modra <amodra@gmail.com>
16162 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16163 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16164 TARGET_NO_FP_IN_TOC for -mrelocatable.
16165 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16166 TARGET_RELOCATABLE test.
16167 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16168 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16169 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16170 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16171 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16172 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16173 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16174 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16175 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16176 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16178 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16179 (rs6000_stack_info): Likewise.
16180 (rs6000_elf_asm_out_constructor): Likewise.
16181 (rs6000_elf_asm_out_destructor): Likewise.
16182 (rs6000_elf_declare_function_name): Likewise.
16183 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16184 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16187 2016-05-05 Alan Modra <amodra@gmail.com>
16189 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16191 2016-05-05 Alan Modra <amodra@gmail.com>
16193 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16194 out-of-line gpr restore for one or two regs if that would add
16197 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16200 * config/i386/i386.md
16201 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16202 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16203 as operand 0 predicate.
16204 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16206 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16207 Ditto. Emit the pattern using RTX.
16209 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16210 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16211 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16212 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16214 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16215 sse_reg_operand as operand 0 predicate.
16217 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16218 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16219 instead of gen_rtx_REG.
16220 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16223 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16225 * function.c (emit_use_return_register_into_block): Delete.
16226 (gen_return_pattern): Delete.
16227 (emit_return_into_block): Delete.
16228 (active_insn_between): Delete.
16229 (convert_jumps_to_returns): Delete.
16230 (emit_return_for_exit): Delete.
16231 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16232 simple_return for shrink-wrapped blocks.
16233 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16234 end of blocks that need one.
16235 (get_unconverted_simple_return): Delete.
16236 (convert_to_simple_return): Delete.
16237 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16238 (convert_to_simple_return): Ditto.
16240 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16242 * cfgcleanup.c (bb_is_just_return): New function.
16243 (try_optimize_cfg): Simplify jumps to return, branches to return,
16244 and branches around return.
16246 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16248 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16249 branch to a return.
16251 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16255 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16256 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16257 assert flags & OEP_HASH_CHECK, instead of asserting it
16258 never happens. Handle TARGET_EXPR.
16259 * fold-const.c (operand_equal_p): For hash verification,
16260 or in OEP_HASH_CHECK into flags.
16262 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16264 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16266 (compute_samebase_partition_bases): Fix typo.
16268 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16270 * config/i386/sse.md (vec_interleave_highv8sf,
16271 vec_interleave_lowv8sf, vec_interleave_highv4df,
16272 vec_interleave_lowv4df): Remove constraints from expanders.
16274 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16276 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16278 * tree-inline.c (expand_call_inline): Fix path dealing with
16279 making lhs of call statement undefined.
16281 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16283 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16284 Check availability on NODE, too.
16285 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16286 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16287 (varpool_node::call_for_symbol_and_aliase): Likewise.
16288 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16289 (propagate_pure_const): Propagate across interposable functions, too.
16290 (skip_function_for_local_pure_const): Do not skip interposable bodies
16292 (pass_local_pure_const::execute): Update.
16294 2016-05-04 Marek Polacek <polacek@redhat.com>
16296 * doc/invoke.texi: Document -Wdangling-else.
16298 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16300 * config.gcc: Error out when conflicting multilib is detected. Do not
16301 loop over multilibs since no combination is legal.
16303 2016-05-04 Alan Modra <amodra@gmail.com>
16305 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
16306 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
16307 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16310 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
16312 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
16313 Clean up p5600 comments.
16315 2016-05-04 Richard Biener <rguenther@suse.de>
16317 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
16318 constructor simplifications.
16319 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
16321 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
16323 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
16324 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
16325 result.set_rtx is null instead of aborting.
16326 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
16328 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
16329 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
16330 *mov<mode>_store_postinc): New patterns.
16332 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
16334 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
16335 as commutative. Check both conversions are NOP.
16336 ((A & B) OP (C & B)): Remove.
16338 2016-05-04 Alan Modra <amodra@gmail.com>
16340 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
16342 2016-05-04 Alan Modra <amodra@gmail.com>
16345 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
16346 when cr2,3,4 are all fixed regs.
16348 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
16350 PR rtl-optimization/57193
16351 * opts.c (default_options_table): Revert OPT_frename_registers change.
16352 * doc/invoke.texi (-frename-registers, -O2): Likewise.
16354 2016-05-03 Martin Sebor <msebor@redhat.com>
16357 * builtins.c (fold_builtin_FILE): New function.
16358 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
16359 (fold_builtin_0): Call them.
16360 * gimplify.c (gimplify_call_expr): Remove the handling of
16361 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
16364 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
16365 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
16369 * doc/extend.texi (Function Names as Strings): Update __func__,
16370 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
16373 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16374 Richard Biener <rguenther@suse.de>
16376 PR tree-optimization/70916
16377 * tree-if-conv.c: Include cfganal.h.
16378 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
16379 and remove_fake_exit_edges around the optimization pass.
16381 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
16383 * cgraph.c (symbol_table::create_edge): Set inline_failed.
16384 (cgraph_edge::make_direct): Likewise.
16385 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
16386 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
16387 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
16388 (CIF_THUNK): New code.
16389 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
16390 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
16391 (compute_inline_parameters): Set inline_failed for thunks.
16392 (inline_analyze_function): Cleanup.
16393 * ipa-inline.c (can_inline_edge_p): Do not deal with
16394 call_stmt_cannot_inline_p.
16395 (can_early_inline_edge_p): Likewise.
16396 (early_inliner): Initialize inline_failed.
16397 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
16399 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
16401 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
16402 from nonimm_ssenomem_operand.
16403 (nonimm_ssenomem_operand): New predicate.
16404 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
16405 as operand 0 predicate.
16406 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
16407 Disable unsupported alternatives using "enabled" attribute.
16408 Use register_ssemem_operand as operand 0 predicate.
16409 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
16411 2016-05-03 Marek Polacek <polacek@redhat.com>
16414 * input.c (expansion_point_location): New function.
16415 * input.h (expansion_point_location): Declare.
16417 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
16419 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
16420 occurence with frame_offset_ ones.
16422 2016-05-03 Alan Modra <amodra@gmail.com>
16424 PR rtl-optimization/70890
16425 * ira.c (combine_and_move_insns): When moving def_insn, remove
16426 equivs on use_insn.
16428 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
16430 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
16431 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16432 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16433 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16435 2016-05-03 Alan Modra <amodra@gmail.com>
16437 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16438 for SAVE_MULTIPLE/STORE_MULTIPLE.
16440 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16442 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16443 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16445 2016-05-03 Richard Biener <rguenther@suse.de>
16447 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16449 (gimplify_arg): Likewise.
16450 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16451 re-writing the result to a decl if required.
16452 (internal_get_tmp_var): Add allow_ssa parameter
16453 and override into_ssa with it.
16454 (get_formal_tmp_var): Adjust.
16455 (get_initialized_tmp_var): Add allow_ssa parameter.
16456 (gimplify_arg): Add allow_ssa parameter and avoid generating
16457 SSA names for the result false.
16458 (gimplify_call_expr): If the call may return twice do not
16459 gimplify parameters into SSA.
16460 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16461 (gimplify_modify_expr): Adjust assert. For noreturn calls
16462 with a SSA name LHS adjust its def.
16463 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16464 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16465 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16466 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16467 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16468 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16469 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16470 (optimize_target_teams): Do not allow SSA names for clause operands.
16471 (gimplify_expr): Likewise for where we mark the result addressable.
16472 * passes.def (pass_init_datastructures): Remove.
16473 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16474 (rewrite_stmt): Likewise.
16475 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16476 (replace_locals_op): Replace SSA names.
16477 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16478 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16479 * cgraph.c (release_function_body): Free CFG annotations only
16480 when we have a CFG. Simplify.
16481 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16482 force_gimple_operand instead of get_initialized_tmp_var.
16483 * tree-pass.h (make_pass_init_datastructures): Remove.
16484 * tree-ssa.c (execute_init_datastructures): Remove.
16485 (pass_data_init_datastructures): Likewise.
16486 (class pass_init_datastructures): Likewise.
16487 (make_pass_init_datastructures): Likewise.
16488 * omp-low.c (create_omp_child_function): Init SSA data structures.
16489 (grid_expand_target_grid_body): Likewise.
16490 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16491 name before adding it to names_to_release.
16492 (remove_bb): Always release SSA defs.
16493 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16494 before dereferencing it.
16495 * cgraphunit.c (init_lowered_empty_function): Always
16496 int SSA data structures.
16497 * tree-ssanames.c (release_defs): Remove assert that we are in
16499 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16501 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16502 Uros Bizjak <ubizjak@gmail.com>
16504 PR rtl-optimization/70467
16505 * config/i386/predicates.md (x86_64_hilo_int_operand,
16506 x86_64_hilo_general_operand): New predicates.
16507 * config/i386/constraints.md (Wd): New constraint.
16508 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16509 (general_hilo_operand): New mode attr.
16510 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16511 instead of <general_operand>.
16512 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16513 x86_64_hilo_general_operand instead of <general_operand>.
16515 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16517 PR tree-optimization/70916
16518 * tree-if-conv.c (constant_or_ssa_name): Removed.
16519 (fold_build_cond_expr): Use is_gimple_val instead of
16520 constant_or_ssa_name.
16522 PR tree-optimization/70916
16523 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16524 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16527 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16528 (optimize_atomic_bit_test_and): New function.
16529 (pass_fold_builtins::execute): Use it.
16530 * optabs.def (atomic_bit_test_and_set_optab,
16531 atomic_bit_test_and_complement_optab,
16532 atomic_bit_test_and_reset_optab): New optabs.
16533 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16534 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16535 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16536 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16537 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16538 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16539 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16540 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16541 atomic_bit_test_and_complement@var{mode},
16542 atomic_bit_test_and_reset@var{mode}): Document.
16543 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16544 atomic_bit_test_and_complement<mode>,
16545 atomic_bit_test_and_reset<mode>): New expanders.
16546 (atomic_bit_test_and_set<mode>_1,
16547 atomic_bit_test_and_complement<mode>_1,
16548 atomic_bit_test_and_reset<mode>_1): New insns.
16550 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16552 PR rtl-optimization/70687
16553 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16554 instead of unsigned HOST_WIDE_INT.
16556 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16558 PR rtl-optimization/44281
16559 * hard-reg-set.h (struct target_hard_regs): New field
16560 x_fixed_nonglobal_reg_set.
16561 (fixed_nonglobal_reg_set): New macro.
16562 * reginfo.c (init_reg_sets_1): Initialize it.
16563 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16565 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16567 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16569 PR tree-optimization/56541
16570 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16571 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16572 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16573 (any_complicated_phi): new static variable.
16574 (aggressive_if_conv): delete.
16575 (if_convertible_phi_p): support phis with more than two arguments.
16576 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16577 critical pred edges.
16578 (ifcvt_split_critical_edges): support phis with more than two
16579 arguments by checking new parameter. only split critical edges
16581 (tree_if_conversion): handle simd pragma marked loop using new
16582 local variable aggressive_if_conv. check any_complicated_phi.
16584 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16586 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16589 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16591 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16594 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16596 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16597 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16598 define_insn_and_split.
16599 (mulsi3_i): New define_insn_and_split.
16600 (mulsi3_call): Convert to define_insn.
16601 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16602 Remove constraints.
16604 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16606 * machmode.h (mode_complex): Add support to give the complex mode
16608 (GET_MODE_COMPLEX_MODE): Likewise.
16609 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16610 stored by build_complex_type and gfc_build_complex_type instead of
16611 trying to figure out the appropriate mode based on the size. Raise
16612 an assertion error, if the type was not set.
16613 * genmodes.c (struct mode_data): Add field for the complex type of
16615 (blank_mode): Likewise.
16616 (make_complex_modes): Remember the complex mode created in the
16618 (emit_mode_complex): Write out the mode_complex array to map a
16619 type mode to the complex version.
16620 (emit_insn_modes_c): Likewise.
16621 * tree.c (build_complex_type): Set the complex type to use before
16622 calling layout_type.
16623 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16624 support for __float128 complex datatypes.
16625 (rs6000_hard_regno_mode_ok): Likewise.
16626 (rs6000_setup_reg_addr_masks): Likewise.
16627 (rs6000_complex_function_value): Likewise.
16628 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16629 __float128 and __ibm128 complex.
16630 (FLOAT128_IBM_P): Likewise.
16631 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16632 * doc/extend.texi (Additional Floating Types): Document that
16633 -mfloat128 must be used to enable __float128. Document complex
16634 __float128 and __ibm128 support.
16636 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16639 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16640 char/short arguments promoted to int because of promote_prototypes.
16642 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16644 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16645 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16646 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16647 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16648 alternatives using "enabled" attribute. Use register_ssemem_operand
16649 as operand 1 predicate.
16650 (*cmpi<unord>xf_i387): Split XFmode pattern from
16651 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16652 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16653 *absneg<mode>2_i387. Disable unsupported alternatives using
16654 "enabled" attribute.
16655 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16657 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16659 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16661 (oacc_loop_process): Check mask for loop termination.
16663 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16665 * cif-code.def (CIF_THUNK): Add.
16666 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16669 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16671 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16672 (dump_inline_summary): Dump it.
16673 (fp_expression_p): New predicate.
16674 (estimate_function_body_sizes): Use it.
16675 (inline_merge_summary): Merge fp_expressions.
16676 (inline_read_section): Read fp_expressions.
16677 (inline_write_summary): Write fp_expressions.
16678 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16679 codegen boundary if either caller or callee is !fp_expressions.
16680 * ipa-inline.h (inline_summary): Add fp_expressions.
16681 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16682 to fp_expressions be sure the fp generation flags are updated.
16684 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16686 PR rtl-optimization/70467
16687 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16689 PR rtl-optimization/70467
16690 * ipa-pure-const.c (check_call): Handle internal calls even in
16691 ipa mode like in local mode.
16693 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16695 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16697 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16699 * match.pd (X u< X, X u> X): New transformations.
16701 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16703 * flag-types.h (enum warn_strict_overflow_code): Move ...
16704 * coretypes.h: ... here.
16705 * fold-const.h (fold_overflow_warning): Declare.
16706 * fold-const.c (fold_overflow_warning): Make non-static.
16707 (fold_comparison): Move the transformation of X +- C1 CMP C2
16708 into X CMP C2 -+ C1 ...
16709 * match.pd: ... here.
16710 * gimple-fold.c (fold_stmt_1): Protect with
16711 fold_defer_overflow_warnings.
16713 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16715 * omp-low.c (struct oacc_loop): Add 'inner' field.
16716 (new_oacc_loop_raw): Initialize it to zero.
16717 (oacc_loop_fixed_partitions): Initialize it.
16718 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16719 available partitioning.
16721 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16723 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16725 (umulsidi3): Likewise.
16726 (indirect_jump): Fix jump instruction assembly patterns.
16728 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16731 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16732 (nvptx_function_value): Assert non-NULL cfun.
16734 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16736 PR rtl-optimization/70886
16737 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16739 * cselib.h (rtx_equal_for_cselib_1): Declare.
16740 (rtx_equal_for_cselib_p: New inline function.
16741 * cselib.c (rtx_equal_for_cselib_p): Delete.
16742 (rtx_equal_for_cselib_1): Make public.
16744 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16746 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16747 (register_mixssei387nonimm_operand): Remove predicate.
16748 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16749 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16750 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16751 for TARGET_MIX_SSE_I387 alternatives.
16752 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16753 Disable unsupported alternatives using "enabled" attribute. Use
16754 nonimm_ssenomem_operand as operand 1 predicate. Also check
16755 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16757 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16759 * tree.c (cst_and_fits_in_hwi): Simplify.
16761 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16763 * tree.h (wi::to_wide): New function.
16764 * expr.c (expand_expr_real_1): Use wi::to_wide.
16765 * fold-const.c (int_const_binop_1): Likewise.
16766 (extract_muldiv_1): Likewise.
16768 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16770 * wide-int.h: Update offset_int and widest_int documentation.
16771 (WI_SIGNED_SHIFT_RESULT): New macro.
16772 (wi::binary_shift): Define signed_shift_result_type for
16773 shifts on offset_int- and widest_int-like types.
16774 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16775 * tree.h (int_bit_position): Use shift operators instead of wi::
16777 * alias.c (adjust_offset_for_component_ref): Likewise.
16778 * expr.c (get_inner_reference): Likewise.
16779 * fold-const.c (fold_comparison): Likewise.
16780 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16781 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16782 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16783 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16784 (stmt_kills_ref_p): Likewise.
16785 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16786 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16787 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16788 (ao_ref_init_from_vn_reference): Likewise.
16790 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16792 * wide-int.h: Update offset_int and widest_int documentation.
16793 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16794 (wi::binary_traits): Allow ordered comparisons between offset_int and
16795 offset_int, between widest_int and widest_int, and between either
16796 of these types and basic C types.
16797 (operator <, <=, >, >=): Define for the same combinations.
16798 * tree.h (tree_int_cst_lt): Use comparison operators instead
16799 of wi:: comparisons.
16800 (tree_int_cst_le): Likewise.
16801 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16802 (fold_nonarray_ctor_reference): Likewise.
16803 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16804 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16805 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16806 * tree-sra.c (completely_scalarize): Likewise.
16807 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16808 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16809 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16810 (check_for_binary_op_overflow): Likewise.
16811 (search_for_addr_array): Likewise.
16812 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16814 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16816 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16817 (arc_save_restore): Likewise.
16818 (arc_dwarf_register_span): Likewise.
16819 (arc_output_pic_addr_const): Initialize suffix variable.
16821 2016-05-02 Martin Liska <mliska@suse.cz>
16823 * symbol-summary.h (function_summary::function_summary):
16824 Remove checking assert for all cgraph nodes.
16825 (function_summary::get): Check summary_uid.
16826 (symtab_insertion): Check summary_uid.
16828 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16830 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16831 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16832 bmaskn instruction.
16833 (arc_dwarf_register_span): Remove enum keyword.
16834 (compact_memory_operand_p): New function.
16835 * config/arc/arc.h (reg_class): Add code density register classes.
16836 (REG_CLASS_NAMES): Likewise.
16837 (REG_CLASS_CONTENTS): Likewise.
16838 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16839 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16840 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16841 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16842 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16844 (h, Rcd, Rsd, Rzd): New register constraints.
16845 (T): Use compact_memory_operand_p function.
16846 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16848 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16850 * config/sh/sh.md (*negnegt, *movtt): Remove.
16852 2016-05-02 Marek Polacek <polacek@redhat.com>
16853 Tom de Vries <tom@codesourcery.com>
16855 PR tree-optimization/70700
16856 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16857 bigger than FIRST_REF_NODE.
16859 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16862 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16864 (prepare_cbranch_operands): Don't use scratch register. Assume that
16865 function is used when pseudos can be created.
16866 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16867 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16868 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16869 define_expand. Allow it only when pseudos can be created.
16870 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16872 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16874 * config/i386/constraints.md (BC): Only allow -1 operands.
16875 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16876 Add "enabled" attribute. Update XI mode attribute calculation.
16877 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16878 (*movoi_internal_avx): Update XI mode attribute calculation.
16879 (*movti_internal): Ditto.
16881 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16883 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16884 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16886 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16888 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16889 statement on instruction code. Remove trailing spaces.
16890 (altivec_expand_stv_builtin): Likewise.
16892 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16894 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16895 (TARGET_FPU_DOUBLE): Simplify.
16896 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16897 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16898 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16899 with 'TARGET_FPU_DOUBLE'.
16900 * config/sh/sh.md: Likewise.
16902 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16904 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16905 SH_DIV_STR_FOR_SIZE): Remove.
16906 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16907 SH_DIV_STR_FOR_SIZE): Remove.
16909 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16911 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16912 logical_reg_operand): Delete.
16913 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16914 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16915 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16916 match_operand and match_test.
16917 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16918 variables on their first use. Return bool values.
16919 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16920 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16921 arith_reg_operand for input operand. Remove empty constraints.
16923 (*xorsi3_compact): Rename to xorsi3.
16924 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16925 (*zero_extend<mode>si2_disp_mem): Update comment.
16928 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16930 * config/sh/t-sh: Remove SH5 support.
16931 * config.gcc: Likewise.
16932 * configure: Likewise.
16934 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16936 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16938 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16940 * config/sh/sh.c (register_sh_passes, sh_option_override,
16941 sh_print_operand, prepare_move_operands,
16942 sh_can_follow_jump): Remove TARGET_SH1 checks.
16943 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16944 PROMOTE_MODE): Likewise.
16945 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16948 2016-04-30 Alan Modra <amodra@gmail.com>
16950 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16951 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16952 Check for user regs later to avoid unnecessary looping over regs.
16953 Merge user reg check with non-saved reg check. Don't force
16954 inline VR restore when static chain used.
16955 (rs6000_frame_related): Omit eh_frame info for user regs when
16957 (fixed_regs_p): Delete.
16959 2016-04-30 Alan Modra <amodra@gmail.com>
16961 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16962 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16965 2016-04-30 Alan Modra <amodra@gmail.com>
16968 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16969 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16972 2016-04-30 Alan Modra <amodra@gmail.com>
16974 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16975 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16976 flag_pic test for Darwin.
16978 2016-04-30 Alan Modra <amodra@gmail.com>
16980 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16981 throw_calls_crossed.
16982 (REG_FREQ_CALLS_CROSSED): Delete.
16983 (REG_N_THROWING_CALLS_CROSSED): Delete.
16984 * regstat.c (regstat_bb_compute_ri): Don't calculate
16985 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16986 (dump_reg_info): Don't print call cross frequency.
16987 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16988 and REG_N_THROWING_CALLS_CROSSED.
16990 2016-04-30 Alan Modra <amodra@gmail.com>
16992 * regs.h (struct reg_info_t): Delete live_length.
16993 (REG_LIVE_LENGTH): Delete macro.
16994 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16995 local_live, local_processed and local_live_last_luid params.
16996 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16998 (regstat_compute_ri): Adjust for above. Don't set
17000 (dump_reg_info): Don't print live length.
17001 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17002 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17003 Localize loop_depth var.
17005 2016-04-30 Alan Modra <amodra@gmail.com>
17007 * ira.c (enum valid_equiv): New.
17008 (validate_equiv_mem): Return enum.
17009 (update_equiv_mem): Create replacement in more cases.
17010 (add_store_equivs): Update validate_equiv_mem call.
17012 2016-04-30 Alan Modra <amodra@gmail.com>
17014 * ira.c (combine_and_move_insns): Rather than scanning insns,
17015 use DF infrastucture to find use and def insns.
17017 2016-04-30 Alan Modra <amodra@gmail.com>
17019 ira.c (combine_and_move_insns): Move invariant conditions..
17020 (ira.c): ..to here. Call combine_and_move_insns before
17021 add_store_equivs. Call grow_reg_equivs later. Allocate
17022 req_equiv later using max_reg_num() rather than global max_regno.
17023 (contains_replace_regs): Delete.
17024 (add_store_equivs): Remove contains_replace_regs test.
17026 2016-04-30 Alan Modra <amodra@gmail.com>
17028 * ira.c (struct equiv_mem_data): New.
17029 (equiv_mem, equiv_mem_modified): Delete static vars.
17030 (validate_equiv_mem_from_store): Use "data" param to communicate..
17031 (validate_equiv_mem): ..from here.
17033 2016-04-30 Alan Modra <amodra@gmail.com>
17035 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17037 (update_reg_equivs): ..here. Move allocation and freeing of
17038 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17039 end_alias_analysis to..
17042 2016-04-30 Alan Modra <amodra@gmail.com>
17044 * ira.c (pdx_subregs): Delete.
17045 (struct equivalence): Add pdx_subregs field.
17046 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17047 pdx_subregs access.
17048 (update_equiv_regs): Don't create or free pdx_subregs. Update
17049 pdx_subregs access.
17051 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17053 * config/rs6000/altivec.h: Change definitions of vec_xl and
17055 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17056 (LD_ELEMREV_V2DI): New.
17057 (LD_ELEMREV_V4SF): New.
17058 (LD_ELEMREV_V4SI): New.
17059 (LD_ELEMREV_V8HI): New.
17060 (LD_ELEMREV_V16QI): New.
17061 (ST_ELEMREV_V2DF): New.
17062 (ST_ELEMREV_V2DI): New.
17063 (ST_ELEMREV_V4SF): New.
17064 (ST_ELEMREV_V4SI): New.
17065 (ST_ELEMREV_V8HI): New.
17066 (ST_ELEMREV_V16QI): New.
17069 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17070 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17071 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17072 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17073 (altivec_expand_builtin): Add handling for
17074 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17075 (rs6000_invalid_builtin): Add error-checking for
17076 RS6000_BTM_P9_VECTOR.
17077 (altivec_init_builtins): Define builtins used to implement vec_xl
17079 (rs6000_builtin_mask_names): Define power9-vector.
17080 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17081 (RS6000_BTM_P9_VECTOR): Define.
17082 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17083 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17084 (vsx_ld_elemrev_v2df): Likewise.
17085 (vsx_ld_elemrev_v4sf): Likewise.
17086 (vsx_ld_elemrev_v4si): Likewise.
17087 (vsx_ld_elemrev_v8hi): Likewise.
17088 (vsx_ld_elemrev_v16qi): Likewise.
17089 (vsx_st_elemrev_v2df): Likewise.
17090 (vsx_st_elemrev_v2di): Likewise.
17091 (vsx_st_elemrev_v4sf): Likewise.
17092 (vsx_st_elemrev_v4si): Likewise.
17093 (vsx_st_elemrev_v8hi): Likewise.
17094 (vsx_st_elemrev_v16qi): Likewise.
17095 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17098 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17100 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17102 (simplify_control_stmt_condition_1): ... here. Recurse into
17103 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17105 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17108 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17109 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17110 define_insn_and_split to define_insn.
17111 (zero_extendqi<mode>2_dot2): Same.
17112 (extendqi<mode>2_dot): Same.
17113 (extendqi<mode>2_dot2): Same.
17115 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17117 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17118 (probe_stack): New expander.
17119 (probe_stack_<mode>): New insn pattern.
17121 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17123 * config/i386/i386.md
17124 (operations with memory inputs setting flags peephole2):
17125 Remove uneeded REG_P checks. Cleanup pattern generation.
17127 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17129 * tree-vect-loop.c (vect_transform_loop): Fix
17130 nb_iterations_upper_bound computation for vectorized loop.
17132 2016-04-29 Marek Polacek <polacek@redhat.com>
17133 Jakub Jelinek <jakub@redhat.com>
17136 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17137 TARGET_EXPR_SLOT as a base.
17139 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17141 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17142 with 'rCm2' constraints to limit possible immediate size.
17143 (*load_zeroextendqisi_update): Likewise.
17144 (*load_signextendqisi_update): Likewise.
17145 (*loadhi_update): Likewise.
17146 (*load_zeroextendhisi_update): Likewise.
17147 (*load_signextendhisi_update): Likewise.
17148 (*loadsi_update): Likewise.
17149 (*loadsf_update): Likewise.
17151 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17153 * config/i386/predicates.md (constm1_operand): Fix comparison.
17155 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17157 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17159 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17161 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17162 remaining SH5 related settings.
17163 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17164 shmedia_prepare_call_address): Delete.
17165 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17166 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17167 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17168 UNSUPPORTED_SH2A): Remove m5 checks.
17169 (sh_divide_strategy_e): Remove SH5 division strategies.
17170 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17171 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17173 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17175 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17177 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17179 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17180 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17181 Change lder to ldr.
17182 * config/s390/vector.md ("mov<mode>"): Likewise.
17184 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17186 * config/s390/constraints.md ("U", "W"): Invoke
17187 s390_mem_constraint with "ZR" and "ZT".
17188 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17189 addresses when using LRA. Accept also short displacements for S
17190 and T constraints. Do not check for long displacement target for
17191 S and T constraints.
17192 (s390_mem_constraint): Remove handling of U and W constraints.
17193 * config/s390/s390.md (various patterns): Remove the short
17194 displacement constraints (Q and R) if a long displacement
17195 constraint is present. Add longdisp as required CPU capability.
17196 * config/s390/vector.md: Likewise.
17197 * config/s390/vx-builtins.md: Likewise.
17199 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17202 * reload1.c (reload): Call finish_spills before
17203 restarting reload loop. Skip select_reload_regs
17204 if update_eliminables_and_spill returns true.
17206 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17208 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17209 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17210 (umulhisi3_imm): Update predicates and constraint letters.
17211 (umulhisi3_reg): Declare instruction as commutative.
17212 * config/arc/constraints.md (J12, J16): New constraints.
17213 * config/arc/predicates.md (short_unsigned_const_operand): New
17215 (arc_short_operand): Likewise.
17216 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17218 2016-04-29 Richard Biener <rguenther@suse.de>
17220 PR tree-optimization/13962
17221 PR tree-optimization/65686
17222 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17223 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17224 using PTA to compare pointers.
17225 * match.pd: Add pattern for pointer equality compare simplification
17226 using ptrs_compare_unequal.
17228 2016-04-29 Richard Biener <rguenther@suse.de>
17230 * stor-layout.c (layout_type): Do not build a pointer-to-element
17233 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17235 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17236 Use SWI mode iterator. Use general_reg_operand predicate.
17237 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17238 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17241 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17243 PR middle-end/70843
17244 * fold-const.c (operand_equal_p): Don't verify hash value equality
17246 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17249 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17252 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17253 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17254 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17255 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17256 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17258 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17260 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17261 to info. Don't initialize separate fields to 0. Clean up
17264 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17266 * config/i386/i386.md (peephole2s for operations with memory inputs):
17267 Use SWI mode iterator.
17268 (peephole2s for operations with memory outputs): Ditto.
17269 Do not check for stack checking probe.
17271 (probe_stack): Remove expander.
17273 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17274 Andrew Burgess <andrew.burgess@embecosm.com>
17276 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17277 operands as 32-bits.
17279 2016-04-28 Jason Merrill <jason@redhat.com>
17281 * gdbinit.in: Skip line-map.h.
17283 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17284 Andrew Burgess <andrew.burgess@embecosm.com>
17286 * config/arc/arc.c (arc_conditional_register_usage): Take
17287 TARGET_RRQ_CLASS into account.
17288 (arc_print_operand): Support printing 'p' and 's' operands.
17289 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17291 (TARGET_RRQ_CLASS): Define.
17292 (IS_POWEROF2_OR_0_P): Define.
17293 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17295 (*tst_movb): New define_insn.
17296 (*tst): Avoid recognition if it could prevent '*tst_movb'
17297 combination; replace c/CnL with c/Chs alternative.
17298 (*tst_bitfield_tst): New define_insn.
17299 (*tst_bitfield_asr): New define_insn.
17300 (*tst_bitfield): New define_insn.
17301 (andsi3_i): Add Rrq variant.
17302 (extzv): New define_expand.
17303 (insv): New define_expand.
17304 (*insv_i): New define_insn.
17305 (*movb): New define_insn.
17306 (*movb_signed): New define_insn.
17307 (*movb_high): New define_insn.
17308 (*movb_high_signed): New define_insn.
17309 (*movb_high_signed + 1): New define_split pattern.
17310 (*mrgb): New define_insn.
17311 (*mrgb + 1): New define_peephole2 pattern.
17312 (*mrgb + 2): New define_peephole2 pattern.
17313 * config/arc/arc.opt (mbitops): New option for nps400, uses
17314 TARGET_NPS_BITOPS_DEFAULT.
17315 * config/arc/constraints.md (q): Make register class conditional.
17316 (Rrq): New register constraint.
17317 (Chs): New constraint.
17318 (Clo): New constraint.
17319 (Chi): New constraint.
17320 (Cbf): New constraint.
17321 (Cbn): New constraint.
17322 (C18): New constraint.
17323 (Cbi): New constraint.
17325 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17327 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
17329 (bitmap_intersection_of_preds): Ditto.
17330 (bitmap_union_of_succs): Ditto.
17331 (bitmap_union_of_preds): Ditto.
17332 * sbitmap.c (do_popcount): Delete.
17333 (BITMAP_DEBUGGING): Delete.
17334 (sbitmap_verify_popcount): Delete.
17335 (sbitmap_alloc): Don't initialize the popcount field.
17336 (sbitmap_alloc_with_popcount): Delete.
17337 (sbitmap_resize): Don't resize the popcount array.
17338 (sbitmap_vector_alloc): Don't initialize the popcount field.
17339 (bitmap_copy): Don't copy the popcount array.
17340 (bitmap_clear): Don't clear the popcount array.
17341 (bitmap_clear): Delete the popcount array handling.
17342 (bitmap_ior_and_compl): Delete the popcount assert.
17343 (bitmap_not): Ditto.
17344 (bitmap_and_compl): Ditto.
17345 (bitmap_and): Delete the popcount array handling.
17346 (bitmap_xor): Ditto.
17347 (bitmap_ior): Ditto.
17348 (bitmap_or_and): Delete the popcount assert.
17349 (bitmap_and_or): Ditto.
17350 (popcount_table): Delete.
17351 (sbitmap_elt_popcount): Delete.
17352 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
17353 (bitmap_set_bit): Delete the popcount assert.
17354 (bitmap_clear_bit): Ditto.
17355 (sbitmap_free): Don't free the popcount array.
17356 (sbitmap_alloc_with_popcount): Delete declaration.
17357 (sbitmap_popcount): Ditto.
17359 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17360 Andrew Burgess <andrew.burgess@embecosm.com>
17362 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
17363 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
17364 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
17365 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
17366 * config/arc/arc.opt (mcmem): New option.
17367 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
17368 supply length for r/m alternative.
17369 (*extendqisi2_ac): Likewise.
17370 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
17372 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
17373 (movhi_insn): Likewise.
17374 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
17375 (*zero_extendqihi2_i): Add r/Ucm alternative.
17376 (*zero_extendqisi2_ac): Likewise.
17377 (*zero_extendhisi2_i): Likewise.
17378 * config/arc/constraints.md (Uex): New memory constraint.
17379 (Ucm): New define_constraint.
17380 * config/arc/predicates.md (long_immediate_loadstore_operand):
17381 Return 0 for MEM with cmem_address address.
17382 (cmem_address_0): New predicates.
17383 (cmem_address_1): Likewise.
17384 (cmem_address_2): Likewise.
17385 (cmem_address): Likewise.
17387 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17389 * config/rs6000/rs6000.c (machine_function): Rename
17390 insn_chain_scanned_p to spe_insn_chain_scanned_p.
17391 (rs6000_stack_info): Adjust.
17393 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17394 Andrew Burgess <andrew.burgess@embecosm.com>
17396 * config/arc/constraints.md (Usd): Convert to define_constraint.
17400 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17403 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
17404 Add new peephole2 where the first insn is *mov<mode>_or instead of
17405 *mov<mode>_internal.
17407 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
17409 * tracer.c (bb_seen): Make static.
17411 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
17413 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
17414 support, setup defaults.
17415 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
17416 * config/arc/arc.c (arc_init): Add NPS400 support.
17417 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
17418 (TARGET_ARC700): NPS400 is also an ARC700.
17419 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
17421 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17424 * config/nds32/nds32.md (casesi): Don't access the operands array
17427 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17429 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
17430 (or $-1,reg peephole2): Ditto.
17431 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17433 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17435 * doc/extend.texi (Common Function Attributes) [optimize]:
17436 Discourage use of the optimize attribute.
17438 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17440 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17441 special case builtin.
17442 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17443 ALTIVEC_BUILTIN_VEC_ADDE.
17444 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17445 support for ALTIVEC_BUILTIN_VEC_ADDE.
17446 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17447 for __builtin_vec_adde.
17449 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17451 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17452 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17454 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17457 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17458 attributes): Document cilkplus_runtime.
17460 2016-04-28 Martin Jambor <mjambor@suse.cz>
17462 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17463 this function. Call verify_expr on MEM_REFs and bases of other
17464 handled_components.
17466 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17468 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17469 for WORD_REGISTER_OPERATIONS to runtime check.
17471 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17473 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17475 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17477 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17478 big-endian compilation.
17479 * config/arc/arc.md (addf3): Likewise.
17480 (subdf3): Likewise.
17481 (muldf3): Likewise.
17483 2016-04-28 Richard Biener <rguenther@suse.de>
17485 PR tree-optimization/70840
17486 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17487 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17488 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17489 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17491 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17493 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17494 and explain why in a comment.
17496 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17498 * config/arc/arc.md (cpu_facility): Add fpx variant.
17499 (subdf3): Prohibit use reverse sub when assist operations option
17501 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17502 instructions only when FPX is enabled.
17503 * testsuite/gcc.target/arc/trsub.c: New test.
17505 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17507 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17508 mult_operator when calculating "type" attribute.
17509 (*fop_<mode>_1_i387): Ditto.
17510 (*fop_xf_1_i387): Ditto.
17511 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17512 Use std::swap to swap operands. Use RTL expressions to generate
17515 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17516 Joern Rennecke <joern.rennecke@embecosm.com>
17518 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17520 (emit_pic_move): Remove.
17521 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17522 * config/arc/arc.c (emit_pic_move): Removed.
17523 (TARGET_HAVE_TLS): Define.
17524 (arc_conditional_register_usage): Test for arc_tp_regno.
17525 (arc_print_operand, arc_print_operand_address): Handle TLS
17527 (arc_needs_pcl_p): New function.
17528 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17529 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17530 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17531 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17532 (arc_legitimize_tls_address): Likewise.
17533 (DTPOFF_ZERO_SYM): Define.
17534 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17535 (arc_output_pic_addr_const): Print TLS unspecs.
17536 (prepare_pic_move): New function, replaces emit_pic_move.
17537 (arc_legitimate_constant_p): Handle TLS unspecs.
17538 (arc_legitimate_address_p): Likewise.
17539 (arc_rewrite_small_data_p): Use assert for TLS constants.
17540 (prepare_move_operands): Use prepare_pic_move.
17541 (arc_legitimize_address): Legitimize tls addresses.
17542 (arc_epilogue_uses): Check for arc_tp_regno.
17543 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17544 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17546 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17548 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17549 %(arc_tls_extra_start_spec).
17550 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17551 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17553 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17554 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17555 (UNSPEC_TLS_OFF): Add.
17557 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17558 (get_thread_pointersi): New patterns.
17559 * config/arc/arc.opt (mtp-regno): New option.
17560 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17561 (move_dest_operand): Likewise.
17562 * configure: Regenerate.
17563 * configure.ac: Add arc*-*-* case to test for tls.
17564 * doc/invoke.texi (ARC options): Document mtp-regno.
17566 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17568 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17569 the new ARC HS SIMD instructions.
17570 (arc_preferred_simd_mode): New function.
17571 (arc_autovectorize_vector_sizes): Likewise.
17572 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17573 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17574 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17575 (arc_init_builtins): Add new SIMD builtin types.
17576 (arc_split_move): Handle 64 bit vector moves.
17577 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17578 (TARGET_PLUS_QMACW): Define.
17579 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17580 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17581 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17582 (VSUBADD4H): New builtins.
17583 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17584 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17586 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17587 Matthias Klose <doko@debian.org>
17589 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17591 2016-04-28 Richard Biener <rguenther@suse.de>
17593 PR middle-end/70777
17594 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17597 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17599 * common/config/sh/sh-common.c: Remove SH5 support.
17600 * config/sh/constraints.md: Likewise.
17601 * config/sh/config/sh/elf.h: Likewise.
17602 * config/sh/linux.h: Likewise.
17603 * config/sh/netbsd-elf.h: Likewise.
17604 * config/sh/predicates.md: Likewise.
17605 * config/sh/sh-c.c: Likewise.
17606 * config/sh/sh-protos.h: Likewise.
17607 * config/sh/sh.c: Likewise.
17608 * config/sh/sh.h: Likewise.
17609 * config/sh/sh.md: Likewise.
17610 * config/sh/sh.opt: Likewise.
17611 * config/sh/sync.md: Likewise.
17612 * config/sh/sh64.h: Delete.
17613 * config/sh/shmedia.h: Likewise.
17614 * config/sh/shmedia.md: Likewise.
17615 * config/sh/sshmedia.h: Likewise.
17616 * config/sh/t-netbsd-sh5-64: Likewise.
17617 * config/sh/t-sh64: Likewise.
17618 * config/sh/ushmedia.h: Likewise.
17620 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17622 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17623 general_reg_operand instead of register_operand predicate.
17625 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17627 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17629 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17631 * match.pd (A - B > A, A + B < A): New transformations.
17633 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17635 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17636 which defaults to true. Emit an outer pair of parentheses only if
17637 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17638 don't emit parentheses for the right-hand operand.
17640 2016-04-27 Jeff Law <law@redhat.com>
17642 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17644 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17646 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17647 (altivec_lvx_<mode>_internal): Document.
17648 (altivec_lvx_<mode>_2op): New define_insn.
17649 (altivec_lvx_<mode>_1op): Likewise.
17650 (altivec_lvx_<mode>_2op_si): Likewise.
17651 (altivec_lvx_<mode>_1op_si): Likewise.
17652 (altivec_stvx_<mode>): Remove.
17653 (altivec_stvx_<mode>_internal): Document.
17654 (altivec_stvx_<mode>_2op): New define_insn.
17655 (altivec_stvx_<mode>_1op): Likewise.
17656 (altivec_stvx_<mode>_2op_si): Likewise.
17657 (altivec_stvx_<mode>_1op_si): Likewise.
17658 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17659 Expand vec_ld and vec_st during parsing.
17660 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17662 (altivec_expand_stvx_be): Likewise.
17663 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17664 address-masking behavior in RTL.
17665 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17666 address-masking behavior in RTL.
17667 (altivec_expand_builtin): Change builtin code arguments for calls
17668 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17669 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17670 presence of lvx/stvx patterns.
17671 (alignment_with_canonical_addr): New function.
17672 (alignment_mask): Likewise.
17673 (find_alignment_op): Likewise.
17674 (recombine_lvx_pattern): Likewise.
17675 (recombine_stvx_pattern): Likewise.
17676 (recombine_lvx_stvx_patterns): Likewise.
17677 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17678 stvx patterns from expand.
17679 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17681 (vector_altivec_store_<mode>): Likewise.
17683 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17685 * config/aarch64/aarch64.md
17686 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17687 remove the "fp" attributes.
17688 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17689 add the "simd" attributes.
17690 (*movdf_aarch64): Likewise.
17691 (*movtf_aarch64): Remove the "fp" attributes.
17692 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17693 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17695 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17697 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17698 rtx to rtx_code_label *.
17699 * rtl.h (maybe_set_first_label_num): Likewise.
17701 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17703 * df-core.c (df_add_problem): Make the problem param be const.
17704 (df_remove_problem): Make local "problem" be const.
17705 * df-problems.c (problem_RD): Make const.
17706 (problem_LR): Likewise.
17707 (problem_LIVE): Likewise.
17708 (problem_MIR): Likewise.
17709 (problem_CHAIN): Likewise.
17710 (problem_WORD_LR): Likewise.
17711 (problem_NOTE): Likewise.
17712 (problem_MD): Likewise.
17713 * df-scan.c (problem_SCAN): Likewise.
17714 * df.h (struct df_problem): Make field "dependent_problem" be
17716 (struct dataflow): Likewise for field "problem".
17717 (df_add_problem): Make param const.
17719 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17721 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17722 inter-unit moves to/from vector registers are enabled. Do not disable
17725 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17727 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17728 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17730 (enum df_problem_id): ...this new enum.
17731 (struct df_problem): Convert field "id" from "int" to
17732 enum df_problem_id.
17734 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17736 * rtl.def: Update comment for "things in the instruction chain" to
17737 reflect the removal of the leading "i" field for INSN_UID in
17738 r210360. Fix bogus apostrophe.
17740 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17742 * config/i386/i386.md
17743 (lea arith with mem operand + setcc peephole2): Set operator mode.
17745 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17748 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17749 (dimode_scalar_to_vector_candidate_p): This.
17750 (timode_scalar_to_vector_candidate_p): New function.
17751 (scalar_to_vector_candidate_p): Likewise.
17752 (timode_check_non_convertible_regs): Likewise.
17753 (timode_remove_non_convertible_regs): Likewise.
17754 (remove_non_convertible_regs): Likewise.
17755 (remove_non_convertible_regs): Renamed to ...
17756 (dimode_remove_non_convertible_regs): This.
17757 (scalar_chain::~scalar_chain): Make it virtual.
17758 (scalar_chain::compute_convert_gain): Make it pure virtual.
17759 (scalar_chain::mark_dual_mode_def): Likewise.
17760 (scalar_chain::convert_insn): Likewise.
17761 (scalar_chain::convert_registers): Likewise.
17762 (scalar_chain::add_to_queue): Make it protected.
17763 (scalar_chain::emit_conversion_insns): Likewise.
17764 (scalar_chain::replace_with_subreg): Likewise.
17765 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17766 (scalar_chain::convert_op): Likewise.
17767 (scalar_chain::convert_reg): Likewise.
17768 (scalar_chain::make_vector_copies): Likewise.
17769 (scalar_chain::convert_registers): New pure virtual function.
17770 (class dimode_scalar_chain): New class.
17771 (class timode_scalar_chain): Likewise.
17772 (scalar_chain::mark_dual_mode_def): Renamed to ...
17773 (dimode_scalar_chain::mark_dual_mode_def): This.
17774 (timode_scalar_chain::mark_dual_mode_def): New function.
17775 (timode_scalar_chain::convert_insn): Likewise.
17776 (dimode_scalar_chain::convert_registers): Likewise.
17777 (scalar_chain::compute_convert_gain): Renamed to ...
17778 (dimode_scalar_chain::compute_convert_gain): This.
17779 (scalar_chain::replace_with_subreg): Renamed to ...
17780 (dimode_scalar_chain::replace_with_subreg): This.
17781 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17782 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17783 (scalar_chain::make_vector_copies): Renamed to ...
17784 (dimode_scalar_chain::make_vector_copies): This.
17785 (scalar_chain::convert_reg): Renamed to ...
17786 (dimode_scalar_chain::convert_reg ): This.
17787 (scalar_chain::convert_op): Renamed to ...
17788 (dimode_scalar_chain::convert_op): This.
17789 (scalar_chain::convert_insn): Renamed to ...
17790 (dimode_scalar_chain::convert_insn): This.
17791 (scalar_chain::convert): Call convert_registers.
17792 (convert_scalars_to_vector): Change to scalar_chain pointer to
17793 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17794 in 32-bit mode. Delete scalar_chain pointer. Call
17795 free_dominance_info in 64-bit mode.
17796 (pass_stv::gate): Remove TARGET_64BIT check.
17797 (ix86_option_override): Put the 64-bit STV pass before the CSE
17800 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17802 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17803 dw_loc_frame_offset field.
17804 * dwarf2out.c (new_loc_descr): Likewise.
17805 (resolve_args_picking_1): Turn the VISITED hash set into a
17806 FRAME_OFFSET hash map. Use it to associate a frame offset to
17807 visited nodes. Remove uses of the CHECKING_P macro.
17808 (resolve_args_picking): Update call to resolve_args_picking_1.
17810 2016-04-27 Martin Liska <mliska@suse.cz>
17812 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17813 (free_loop_data): Release vuses of groups.
17815 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17817 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17818 instead of redundant use_id and boolean have_use_for.
17819 (struct iv_use): Change sub_id into group_id. Remove field next.
17820 Move fields: related_cands, n_map_members, cost_map and selected
17822 (struct iv_group): ... here. New structure.
17823 (struct iv_common_cand): Use structure declaration directly.
17824 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17825 (MAX_CONSIDERED_USES): Rename macro to ...
17826 (MAX_CONSIDERED_GROUPS): ... here.
17827 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17828 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17829 (dump_uses): Rename to ...
17830 (dump_groups): ... here. Update all uses.
17831 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17832 (find_induction_variables): Refactor format of dump information.
17833 (record_sub_use): Delete.
17834 (record_use): Update all uses.
17835 (record_group): New function.
17836 (record_group_use, find_interesting_uses_op): Call above functions.
17838 (find_interesting_uses_cond): Ditto.
17839 (group_compare_offset): New function.
17840 (split_all_small_groups): Rename to ...
17841 (split_small_address_groups_p): ... here. Update all uses.
17842 (split_address_groups): Update all uses.
17843 (find_interesting_uses): Refactor format of dump information.
17844 (add_candidate_1): Update all uses. Remove redundant check on iv,
17846 (add_candidate, record_common_cand): Remove redundant assert.
17847 (add_iv_candidate_for_biv): Update use.
17848 (add_iv_candidate_derived_from_uses): Update all uses.
17849 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17850 (alloc_use_cost_map): Ditto.
17851 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17852 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17853 (determine_use_iv_cost_generic): Ditto.
17854 (determine_group_iv_cost_generic): Ditto.
17855 (determine_use_iv_cost_address): Ditto.
17856 (determine_group_iv_cost_address): Ditto.
17857 (determine_use_iv_cost_condition): Ditto.
17858 (determine_group_iv_cost_cond): Ditto.
17859 (determine_use_iv_cost): Ditto.
17860 (determine_group_iv_cost): Ditto.
17861 (set_autoinc_for_original_candidates): Update all uses.
17862 (find_iv_candidates): Update all uses. Refactor dump information.
17863 (determine_use_iv_costs): Ditto.
17864 (determine_iv_costs): Ditto.
17865 (iv_ca_cand_for_use): Rename to ...
17866 (iv_ca_cand_for_group): ... here. Update all uses.
17867 (iv_ca_add_use, iv_ca_add_group): Ditto.
17868 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17869 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17870 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17871 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17872 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17873 (create_new_iv, adjust_iv_update_pos): Ditto.
17874 (rewrite_use_address): Delete.
17875 (rewrite_use_address_1): Rename to ...
17876 (rewrite_use_address): ... here.
17877 (rewrite_use_compare): Update all uses.
17878 (rewrite_use): Delete.
17879 (rewrite_uses): Rename to ...
17880 (rewrite_groups): ... here. Update all uses.
17881 (remove_unused_ivs, free_loop_data): Update all uses.
17882 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17884 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17886 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17887 for WORD_REGISTER_OPERATIONS to runtime check.
17889 2016-04-27 Richard Biener <rguenther@suse.de>
17892 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17893 aggregate_value_p to determine if a function result is
17894 returned by reference.
17895 (ipa_pta_execute): Functions having their address taken are
17896 not automatically nonlocal.
17898 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17901 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17902 * fold-const.c (operand_equal_p): If flag_checking and
17903 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17904 and if it returns non-zero, assert iterative_hash_expr on both
17907 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17909 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17911 2016-04-27 Nick Clifton <nickc@redhat.com>
17913 PR middle-end/49889
17914 * varasm.c (merge_weak): Generate an error if an attempt is made
17915 to convert a non-weak static function into a weak, public function.
17917 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17919 * params.def (MAX_PARTITION_SIZE): New param.
17920 * doc/invoke.texi: Document lto-max-partition.
17922 2016-04-27 Richard Biener <rguenther@suse.de>
17925 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17926 function cummulating used_from_other_partition, externally_visible
17927 and force_output from aliases.
17928 (refered_from_nonlocal_var): Likewise.
17929 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17930 node flags properly.
17932 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17934 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17935 (-Wmemset-elt-size): New item.
17937 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17940 * stor-layout.h (internal_reference_types): Delete.
17941 * stor-layout.c (reference_types_internal): Likewise.
17942 (internal_reference_types): Likewise.
17943 (layout_type) <REFERENCE_TYPE>: Adjust.
17945 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17948 * tree.h (inchash::add_expr): Add FLAGS argument.
17949 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17950 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17951 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17952 Formatting fix. Adjust recursive calls. For tcc_comparison,
17953 if swap_tree_comparison (code) is smaller than code, hash that
17954 and arguments in the other order. Hash CONVERT_EXPR the same
17955 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17956 of ADDR_EXPR of decl as the decl itself. Add or remove
17957 OEP_ADDRESS_OF from recursive flags as needed. For
17958 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17959 operands commutatively and only the third one normally.
17960 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17962 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17964 * config/rtems.h (LIB_SPEC): Add -latomic.
17966 2016-04-27 Joel Sherrill <joel@rtems.org>
17968 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17969 xilink.ld and flags not relevant to RTEMS.
17971 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17973 * toplev.c (backend_init_target): Avoid calling init_reload when using
17976 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17978 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17979 for loops rather than one for the whole function.
17981 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17983 * match.pd (X + CST CMP X): New transformation.
17985 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17987 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17988 * fold-const.c (fold_binary_loc): Remove 2 transformations
17989 superseded by match.pd.
17990 * match.pd (x+x -> x*2): Generalize to integers.
17992 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17994 * config/i386/i386.md (operation on memory peephole): Duplicate an
17995 existing peephole and adapt it to match lea rather than an operation
17998 PR rtl-optimization/57193
17999 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18001 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18003 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18005 * tree-if-conv.c (any_pred_load_store): New static variable.
18006 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18007 any_pred_load_store instead of and_mask_load_store.
18008 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18009 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18010 (combine_blocks, tree_if_conversion): Ditto.
18012 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18014 PR tree-optimization/70771
18015 PR tree-optimization/70775
18016 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18017 virtual PHI nodes. Delete parameter.
18018 (if_convertible_loop_p_1): Delete argument to above function.
18019 (predicate_all_scalar_phis): Delete code handling single-argument
18021 (tree_if_conversion): Mark and update virtual SSA.
18023 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18026 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18027 (x86_elf_aligned_common): Rename to ...
18028 (x86_elf_aligned_decl_common): ... this.
18029 Add decl arg. Switch to .lbss for largecomm object. Use
18030 LARGECOMM_SECTION_ASM_OP.
18031 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18033 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18034 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18036 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18037 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18039 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18042 * config/i386/i386.c (SECTION_LARGE): Define.
18043 (x86_64_elf_select_section): Set it for large data/bss sections.
18044 Only clear SECTION_WRITE for .lrodata.
18045 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18047 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18048 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18049 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18051 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18052 * doc/tm.texi: Regenerate.
18054 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18057 * configure.ac (--enable-checking): Document extra flag, for
18058 non-release builds default to --enable-checking=yes,extra.
18059 If misc checking and extra checking, define CHECKING_P to 2 instead
18061 * common.opt (fchecking=): Add.
18062 * doc/invoke.texi (-fchecking=): Document.
18063 * doc/install.texi: Document --enable-checking changes.
18064 * configure: Regenerated.
18065 * config.in: Regenerated.
18067 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18069 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18070 attribute instead of which_alternative.
18071 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18072 Use EXT_REX_SSE_REG_P where appropriate.
18074 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18076 * config/i386/predicates.md (const0_operand): Do not match
18077 const_wide_int code.
18078 (const1_operand): Ditto.
18080 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18082 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18083 for SSE constm1 operands and TARGET_AVX512VL.
18084 (*movti_internal): Ditto.
18085 (*mov<mode>_or): Use constm1_operand predicate.
18086 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18087 for SSE vector_all_ones operands and TARGET_AVX512VL.
18088 * config/i386/predicates.md (constm1_operand): New predicate.
18089 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18090 emission of constant -1 load.
18092 2016-04-25 Jason Merrill <jason@redhat.com>
18094 * gdbinit.in: Skip is-a.h.
18096 * attribs.c (register_scoped_attributes): Fix logic.
18097 * attribs.h: Declare register_scoped_attributes.
18099 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18101 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18102 stxvd2x and stxvw4x built-in functions.
18104 2016-04-25 DJ Delorie <dj@redhat.com>
18106 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18107 (ashrhi3): Likewise.
18108 (lshrhi3): Likewise.
18110 2016-04-25 Richard Biener <rguenther@suse.de>
18112 PR tree-optimization/70780
18113 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18114 wasn't visited yet.
18115 (compute_antic): Mark blocks with abnormal preds as visited as
18116 they have a final empty antic-in solution already.
18118 2016-04-25 Michael Collison <michael.collison@linaro.org>
18120 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18122 2016-04-25 Michael Collison <michael.collison@linaro.org>
18124 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18125 mode is VQI to improve mixed mode vectorization.
18126 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18127 define_insn to match low half of signed vaddw.
18128 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18129 define_insn to match high half of signed vaddw.
18130 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18131 define_insn to match low half of unsigned vaddw.
18132 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18133 define_insn to match high half of unsigned vaddw.
18134 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18135 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18136 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18138 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18139 * config/arm/predicates.md (vect_par_constant_high): Support
18140 big endian and simplify by calling
18141 arm_simd_check_vect_par_cnst_half
18142 (vect_par_constant_low): Likewise.
18144 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18146 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18147 predicate for operand 2.
18149 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18150 H.J. Lu <hongjiu.lu@intel.com>
18152 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18153 machine_mode argument.
18154 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18155 constm1_rtx operands. For VOIDmode constants, get mode from
18156 pred_mode. Check mode size if the mode is supported by ABI.
18157 (standard_sse_constant_opcode): Do not use standard_constant_p.
18158 Strictly check ABI support for all-ones operands.
18159 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18160 immediates. Update calls to standard_sse_constant_p.
18161 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18162 (ix86_rtx_costs): Ditto.
18163 * config/i386/i386.md (*movxi_internal_avx512f): Use
18164 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18165 Use (v,BC) alternative instead of (v,C). Use register_operand
18166 checks instead of MEM_P.
18167 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18168 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18169 isa attribute. Use register_operand checks instead of MEM_P.
18170 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18171 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18172 alternative and corresponding sse2 isa attribute.
18173 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18174 to standard_sse_constant_p.
18175 (FP constant splitters): Ditto.
18176 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18178 * config/i386/predicates.md (constm1_operand): Remove.
18179 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18180 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18181 vector_all_ones_operand instead of constm1_operand.
18183 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18185 * print-rtl.c (print_rtx_insn_vec): New function.
18186 * print-rtl.h: New prototype.
18187 * store-motion.c (struct st_expr): Make avail_stores a vector.
18188 (st_expr_entry): Adjust.
18189 (free_st_expr_entry): Likewise.
18190 (print_store_motion_mems): Likewise.
18191 (find_moveable_store): Likewise.
18192 (compute_store_table): Likewise.
18193 (delete_store): Likewise.
18194 (build_store_vectors): Likewise.
18196 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18198 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18200 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18202 * vec.h (vec_safe_contains): New function.
18203 (vec::contains): Likewise.
18204 (vec::begin): Likewise.
18205 (vec::end): Likewise.
18207 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18210 * cfgexpand.c (expand_stack_vars): Fix typo.
18212 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18214 * system.h (list, map, set, vector): Include conditionally.
18215 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18216 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18217 * ipa-icf.c (INCLUDE_LIST): Define.
18218 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18219 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18220 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18221 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18222 * cp/logic.cc (INCLUDE_LIST): Define.
18223 * fortran/trans-common.c (INCLUDE_MAP): Define.
18225 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18227 * auto-profile.c: Remove <string.h> include.
18228 * ipa-icf-gimple.c: Remove <list> include.
18229 * diagnostic.c: Remove <new> include.
18230 * genmatch.c: Likewise.
18231 * pretty-print.c: Likewise.
18232 * toplev.c: Likewise
18233 * c/c-objc-common.c: Likewise.
18234 * cp/error.c: Likewise.
18235 * fortran/error.c: Likewise.
18237 2016-04-22 Richard Biener <rguenther@suse.de>
18239 * lto-streamer-in.c (input_ssa_names): Do not allocate
18240 GIMPLE_NOP for all SSA names.
18241 * lto-streamer-out.c (output_ssa_names): Do not output
18242 SSA names that should have been released.
18244 2016-04-22 Richard Biener <rguenther@suse.de>
18246 PR tree-optimization/70740
18247 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18250 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18253 * config/i386/predicates.md (call_insn_operand): Replace
18254 sibcall_memory_operand with memory_operand.
18256 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18258 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18259 has_single_use() tests.
18260 (register_edge_assert_for_1): Likewise.
18261 (find_assert_locations_1): Check the liveness bitmap instead of
18262 checking has_single_use().
18264 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18267 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18268 Extract AVX-512BW constraint from AVX.
18270 2016-04-21 Richard Biener <rguenther@suse.de>
18272 PR tree-optimization/70725
18273 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18274 for phi_convertible_by_degenerating_args.
18275 (predicate_all_scalar_phis): Handle single-argument PHIs.
18277 2016-04-21 Richard Biener <rguenther@suse.de>
18279 PR middle-end/70747
18280 * fold-const.c (fold_comparison): Return properly typed
18283 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18285 PR tree-optimization/70715
18286 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18287 after expanding BASE using expand_simple_operations.
18289 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18291 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18292 New transformations.
18294 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18296 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
18298 2016-04-20 Jan Hubicka <jh@suse.cz>
18300 * ipa-inline.c (can_inline_edge_p): Pass caller info to
18301 ultiimate_alias_target.
18302 (update_callee_keys): Likewise.
18303 (lookup_recursive_calls): Likewise.
18304 (speculation_useful_p): Likewise.
18306 2016-04-20 Jan Hubicka <jh@suse.cz>
18309 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
18310 (set_nothrow_flag_1): ... this; handle interposition correctly;
18311 recurse on aliases and thunks.
18312 (cgraph_node::set_nothrow_flag): New.
18313 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
18314 functions compiled with non-call exceptions that binds to current
18316 (propagate_nothrow): Be safe WRT interposition.
18317 * cgraph.h (set_nothrow_flag): Update prototype.
18319 2016-04-18 Jan Hubicka <jh@suse.cz>
18321 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18322 max_loop_iterations_int.
18323 (tree_unswitch_outer_loop): Likewise.
18325 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18327 PR tree-optimization/69489
18328 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
18329 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
18330 Revise dump message.
18331 (if_convertible_bb_p): Remove check on edge count of basic block's
18334 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18336 PR tree-optimization/56625
18337 PR tree-optimization/69489
18338 * tree-data-ref.h (DR_INNERMOST): New macro.
18339 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
18340 hashing struct innermost_loop_behavior.
18341 (ref_DR_map): Remove.
18342 (innermost_DR_map): New map.
18343 (baseref_DR_map): Revise comment.
18344 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
18345 to innermost_DR_map accroding to its innermost loop behavior.
18346 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
18347 to its innermost loop behavior.
18348 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
18349 Add initialization for innermost_DR_map. Record memory reference
18350 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
18351 have innermost loop behavior.
18352 (if_convertible_loop_p): Remove release for ref_DR_map. Release
18355 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
18357 * config/i386/i386.md (*lea<mode>_general_1): Rename from
18358 *lea_general_1. Use explicit SWI12 mode interator.
18359 (*lea<mode>_general_2): Rename from *lea_general_2.
18360 Use explicit SWI12 mode interator.
18361 (*lea<mode>_general_3): Rename from *lea_general_3.
18362 Use explicit SWI12 mode interator.
18363 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
18364 Use explicit SWI12 mode interator.
18365 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
18366 Use explicit SWI48 mode interator.
18368 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18370 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18371 Short-cut unaligned load and store cases. Handle all integer
18373 (ix86_expand_vector_move_misalign): Short-cut unaligned load
18374 and store cases. Call ix86_avx256_split_vector_move_misalign
18375 directly without checking mode class.
18377 2016-04-20 Andrew Pinski <apinski@cavium.com>
18378 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18381 * config/aarch64/aarch64.md (sibcall): Force call
18382 address to be DImode for ILP32.
18383 (sibcall_value): Likewise.
18385 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18387 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
18389 2016-04-20 Richard Biener <rguenther@suse.de>
18391 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
18392 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
18393 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
18394 (maybe_push_res_to_seq): Adjust.
18395 * gimple-fold.c (maybe_build_generic_op): Likewise.
18397 2016-04-20 Marek Polacek <polacek@redhat.com>
18399 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
18402 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
18404 * config/i386/sse.md (vec_unpacks_lo_hi): Always
18405 use kmovw to support AVX512F target.
18407 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18409 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
18411 2016-04-20 Marek Polacek <polacek@redhat.com>
18413 PR tree-optimization/70725
18414 * tree-if-conv.c (is_false_predicate): New function.
18415 (predicate_mem_writes): Use it.
18417 2016-04-20 Richard Biener <rguenther@suse.de>
18419 PR tree-optimization/70726
18420 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
18421 shift amounts from a pattern stmt operand.
18423 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18426 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
18427 stack_restore_from_fpr pattern when restoring r15.
18428 (s390_optimize_prologue): Strip away the memory barrier in the
18429 parallel when trying to get rid of restore insns.
18430 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
18431 definition for loading the stack pointer from an FPR. Compared to
18432 the normal move insn this pattern includes a full memory barrier.
18434 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18436 PR middle-end/70680
18437 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18438 implicitly linear or lastprivate iterator on the outer context.
18440 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18442 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18444 * config/i386/i386.md (ssememalign): Removed.
18445 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18447 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18450 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18451 const short * to __builtin_ia32_loaddquhi512_mask.
18452 (_mm512_maskz_loadu_epi16): Likewise.
18453 (_mm512_mask_storeu_epi16): Pass short * to
18454 __builtin_ia32_storedquhi512_mask.
18455 (_mm512_mask_loadu_epi8): Pass const char * to
18456 __builtin_ia32_loaddquqi512_mask.
18457 (_mm512_maskz_loadu_epi8): Likewise.
18458 (_mm512_mask_storeu_epi8): Pass char * to
18459 __builtin_ia32_storedquqi512_mask.
18460 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18461 const double * to __builtin_ia32_loadupd512_mask.
18462 (_mm512_mask_loadu_pd): Likewise.
18463 (_mm512_maskz_loadu_pd): Likewise.
18464 (_mm512_storeu_pd): Pass double * to
18465 __builtin_ia32_storeupd512_mask.
18466 (_mm512_mask_storeu_pd): Likewise.
18467 (_mm512_loadu_ps): Pass const float * to
18468 __builtin_ia32_loadups512_mask.
18469 (_mm512_mask_loadu_ps): Likewise.
18470 (_mm512_maskz_loadu_ps): Likewise.
18471 (_mm512_storeu_ps): Pass float * to
18472 __builtin_ia32_storeups512_mask.
18473 (_mm512_mask_storeu_ps): Likewise.
18474 (_mm512_mask_loadu_epi64): Pass const long long * to
18475 __builtin_ia32_loaddqudi512_mask.
18476 (_mm512_maskz_loadu_epi64): Likewise.
18477 (_mm512_mask_storeu_epi64): Pass long long *
18478 to __builtin_ia32_storedqudi512_mask.
18479 (_mm512_loadu_si512): Pass const int * to
18480 __builtin_ia32_loaddqusi512_mask.
18481 (_mm512_mask_loadu_epi32): Likewise.
18482 (_mm512_maskz_loadu_epi32): Likewise.
18483 (_mm512_storeu_si512): Pass int * to
18484 __builtin_ia32_storedqusi512_mask.
18485 (_mm512_mask_storeu_epi32): Likewise.
18486 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18487 char * to __builtin_ia32_storedquqi256_mask.
18488 (_mm_mask_storeu_epi8): Likewise.
18489 (_mm256_mask_loadu_epi16): Pass const short * to
18490 __builtin_ia32_loaddquhi256_mask.
18491 (_mm256_maskz_loadu_epi16): Likewise.
18492 (_mm_mask_loadu_epi16): Pass const short * to
18493 __builtin_ia32_loaddquhi128_mask.
18494 (_mm_maskz_loadu_epi16): Likewise.
18495 (_mm256_mask_loadu_epi8): Pass const char * to
18496 __builtin_ia32_loaddquqi256_mask.
18497 (_mm256_maskz_loadu_epi8): Likewise.
18498 (_mm_mask_loadu_epi8): Pass const char * to
18499 __builtin_ia32_loaddquqi128_mask.
18500 (_mm_maskz_loadu_epi8): Likewise.
18501 (_mm256_mask_storeu_epi16): Pass short * to.
18502 __builtin_ia32_storedquhi256_mask.
18503 (_mm_mask_storeu_epi16): Pass short * to.
18504 __builtin_ia32_storedquhi128_mask.
18505 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18506 const double * to __builtin_ia32_loadupd256_mask.
18507 (_mm256_maskz_loadu_pd): Likewise.
18508 (_mm_mask_loadu_pd): Pass onst double * to
18509 __builtin_ia32_loadupd128_mask.
18510 (_mm_maskz_loadu_pd): Likewise.
18511 (_mm256_mask_storeu_pd): Pass double * to
18512 __builtin_ia32_storeupd256_mask.
18513 (_mm_mask_storeu_pd): Pass double * to
18514 __builtin_ia32_storeupd128_mask.
18515 (_mm256_mask_loadu_ps): Pass const float * to
18516 __builtin_ia32_loadups256_mask.
18517 (_mm256_maskz_loadu_ps): Likewise.
18518 (_mm_mask_loadu_ps): Pass const float * to
18519 __builtin_ia32_loadups128_mask.
18520 (_mm_maskz_loadu_ps): Likewise.
18521 (_mm256_mask_storeu_ps): Pass float * to
18522 __builtin_ia32_storeups256_mask.
18523 (_mm_mask_storeu_ps): ass float * to
18524 __builtin_ia32_storeups128_mask.
18525 (_mm256_mask_loadu_epi64): Pass const long long * to
18526 __builtin_ia32_loaddqudi256_mask.
18527 (_mm256_maskz_loadu_epi64): Likewise.
18528 (_mm_mask_loadu_epi64): Pass const long long * to
18529 __builtin_ia32_loaddqudi128_mask.
18530 (_mm_maskz_loadu_epi64): Likewise.
18531 (_mm256_mask_storeu_epi64): Pass long long * to
18532 __builtin_ia32_storedqudi256_mask.
18533 (_mm_mask_storeu_epi64): Pass long long * to
18534 __builtin_ia32_storedqudi128_mask.
18535 (_mm256_mask_loadu_epi32): Pass const int * to
18536 __builtin_ia32_loaddqusi256_mask.
18537 (_mm256_maskz_loadu_epi32): Likewise.
18538 (_mm_mask_loadu_epi32): Pass const int * to
18539 __builtin_ia32_loaddqusi128_mask.
18540 (_mm_maskz_loadu_epi32): Likewise.
18541 (_mm256_mask_storeu_epi32): Pass int * to
18542 __builtin_ia32_storedqusi256_mask.
18543 (_mm_mask_storeu_epi32): Pass int * to
18544 __builtin_ia32_storedqusi128_mask.
18545 * config/i386/i386-builtin-types.def (PCSHORT): New.
18546 (PINT64): Likewise.
18547 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18548 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18549 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18550 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18551 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18552 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18553 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18554 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18555 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18556 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18557 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18558 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18559 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18560 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18561 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18562 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18563 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18564 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18565 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18566 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18567 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18568 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18569 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18570 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18571 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18572 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18573 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18574 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18575 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18576 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18577 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18578 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18579 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18580 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18581 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18582 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18583 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18584 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18585 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18586 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18587 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18588 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18589 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18590 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18591 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18592 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18593 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18594 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18595 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18597 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18598 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18600 (ix86_expand_vector_move_misalign): Likewise.
18601 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18602 to scalar function prototype for unaligned load/store builtins.
18603 (ix86_expand_special_args_builtin): Updated.
18604 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18605 (UNSPEC_STOREU): Likewise.
18606 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18607 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18608 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18609 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18610 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18611 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18612 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18613 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18614 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18615 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18616 (<avx512>_storedqu<mode>_mask): Likewise.
18617 (*sse4_2_pcmpestr_unaligned): Likewise.
18618 (*sse4_2_pcmpistr_unaligned): Likewise.
18619 (*mov<mode>_internal): Renamed to ...
18620 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18621 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18622 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18623 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18625 2016-04-19 Richard Biener <rguenther@suse.de>
18627 PR tree-optimization/70171
18628 * tree-ssa-phiprop.c: Include stor-layout.h.
18629 (phiprop_insert_phi): Handle the aggregate copy case.
18630 (propagate_with_phi): Likewise.
18632 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18634 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18635 instead of simplify_gen_subreg (... , 0).
18636 (ix86_delegitimize_address): Ditto.
18637 (ix86_split_divmod): Ditto.
18638 (ix86_split_copysign_const): Ditto.
18639 (ix86_split_copysign_var): Ditto.
18640 (ix86_expand_args_builtin): Ditto.
18641 (ix86_expand_round_builtin): Ditto.
18642 (ix86_expand_special_args_builtin): Ditto.
18643 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18644 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18645 (udivmodqi4): Ditto.
18646 (absneg splitters): Ditto.
18647 (*jcc_bt<mode>_1): Ditto.
18649 2016-04-19 Richard Biener <rguenther@suse.de>
18651 PR tree-optimization/70724
18652 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18653 restoring out from ...
18654 (free_scc_vn): ... here.
18655 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18656 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18658 (pass_fre::execute): Restore SSA info.
18660 2016-04-19 Richard Biener <rguenther@suse.de>
18662 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18663 * gimple-walk.c (walk_gimple_op): Initialize it.
18664 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18665 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18666 remapping SSA names of defs.
18667 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18670 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18672 PR middle-end/70689
18673 * lra-constraints.c (equiv_substition_p): New.
18674 (process_alt_operands): Use it.
18675 (swap_operands): Swap it.
18676 (curr_insn_transform): Update it.
18678 2016-04-18 Michael Matz <matz@suse.de>
18680 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18681 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18682 * tree-core.h (tree_type_common.align): Use bit-field.
18683 (tree_type_common.spare): New.
18684 (tree_decl_common.off_align): Make smaller.
18685 (tree_decl_common.align): Use bit-field.
18687 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18688 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18689 (scan_sharing_clauses): Ditto.
18690 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18691 (omp_finish_file): Ditto.
18692 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18693 (layout_decl): Ditto.
18694 (relayout_decl): Ditto.
18695 (finalize_record_size): Use SET_TYPE_ALIGN.
18696 (finalize_type_size): Ditto.
18697 (finish_builtin_struct): Ditto.
18698 (layout_type): Ditto.
18699 (initialize_sizetypes): Ditto.
18700 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18701 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18702 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18703 (get_chain_field): Ditto.
18704 (get_trampoline_type): Ditto.
18705 (get_nl_goto_field): Ditto.
18706 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18708 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18709 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18710 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18711 (build_qualified_type): Use SET_TYPE_ALIGN.
18712 (build_aligned_type, build_range_type_1): Ditto.
18713 (build_atomic_base): Ditto.
18714 (build_common_tree_nodes): Ditto.
18715 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18716 (expand_one_stack_var_at): Ditto.
18717 * coverage.c (build_var): Use SET_DECL_ALIGN.
18718 * except.c (init_eh): Ditto.
18719 * function.c (assign_parm_setup_block): Ditto.
18720 * symtab.c (increase_alignment_1): Ditto.
18721 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18722 * tree-vect-stmts.c (ensure_base_align): Ditto.
18723 * varasm.c (align_variable): Ditto.
18724 (assemble_variable): Ditto.
18725 (build_constant_desc): Ditto.
18726 (output_constant_def_contents): Ditto.
18728 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18729 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18730 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18731 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18732 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18734 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18737 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18738 replace %vmovsd with "%vmovq".
18739 (vec_concatv2df): Likewise.
18741 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18743 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18744 (*vec_extractv2si_0): Ditto.
18745 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18746 (zero_extended_scalar_load_operand splitters): Ditto.
18747 (vec_extract splitters): Ditto.
18748 (*vec_extractv4si_0_zext): Ditto.
18749 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18750 and lowpart_subreg.
18751 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18752 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18753 (*sse4_1_extractps): Use lowpart_subreg.
18754 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18756 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18758 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18760 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18761 Mention Solaris 11 packaging changes.
18762 Update gas and gld requirements.
18763 Remove reference to pre-Solaris 10 bug.
18764 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18766 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18769 2016-04-17 Jan Hubicka <jh@suse.cz>
18771 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18772 max_loop_iterations_int.
18774 2016-04-18 Richard Biener <rguenther@suse.de>
18776 PR tree-optimization/43434
18777 * tree-ssa-structalias.c (struct vls_data): New.
18778 (visit_loadstore): Handle all pointer-based accesses.
18779 (compute_dependence_clique): Compute a bitmap of restrict tags
18780 assigned bases and pass it to visit_loadstore.
18782 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18785 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18786 armv8.1-a and armv8.1-a+crc.
18788 2016-04-18 Richard Biener <rguenther@suse.de>
18790 PR tree-optimization/70701
18791 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18792 references after translating through a memcpy.
18794 2016-04-18 Richard Biener <rguenther@suse.de>
18796 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18797 (compute_antic): ... here. For partial antic use regular
18798 postorder and scrap iteration.
18799 (compute_partial_antic_aux): Remove unused return value.
18800 (init_pre): Do not allocate postorder.
18801 (fini_pre): Do not free postorder.
18803 2016-04-18 Richard Biener <rguenther@suse.de>
18805 PR middle-end/37870
18806 * expmed.c (extract_bit_field_1): Remove broken case
18807 using a wider MODE_INT mode.
18809 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18811 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18812 unless compiling with at least GCC-4.8.
18814 2016-04-17 Jan Hubicka <jh@suse.cz>
18817 * graphite.c (graphite_finalize): Update call to
18818 tree_estimate_probability.
18819 * predict.h (tree_estimate_probability): Update prototype.
18821 2016-04-17 Jan Hubicka <jh@suse.cz>
18823 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18824 (tree_estimate_probability): Likewise.
18825 (pass_profile::execute): Update.
18826 (report_predictor_hitrates): New function.
18827 * profile.c (compute_branch_probabilities): Use it.
18828 * predict.h (report_predictor_hitrates): Declare.
18830 2016-04-17 Jan Hubicka <jh@suse.cz>
18833 * cgraph.h (cgraph_node::set_const_flag,
18834 cgraph_node::set_pure_flag): Update prototype to return bool;
18836 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18837 of interposable symbol are interposable, too.
18838 (cgraph_set_const_flag_1): Rename to ...
18839 (set_const_flag_1): ... this one; change to self recursive function
18840 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18841 clearnig the flag in all variants and also virtual thunks of const
18842 functions are pure; track if any change was done.
18843 (cgraph_node::set_const_flag): Update.
18844 (struct set_pure_flag_info): New struct.
18845 (cgraph_set_pure_flag_1): Rename to ...
18846 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18847 rather than pointer encoded flags; track if any changes was done;
18848 handle correctly clearning flag and setting flag of aliases already
18850 (cgraph_node::set_pure_flag): Update.
18851 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18853 2016-04-17 Tom de Vries <tom@codesourcery.com>
18856 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18857 backslash in label.
18859 2016-04-17 Tom de Vries <tom@codesourcery.com>
18861 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18862 '{}<> ' as escape-for-record.
18864 2016-04-17 Tom de Vries <tom@codesourcery.com>
18866 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18869 2016-04-17 Tom de Vries <tom@codesourcery.com>
18872 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18873 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18874 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18875 * passes.c (finish_optimization_passes): Only call
18876 finish_graph_dump_file if dfi->graph_dump_initialized.
18877 (execute_function_dump, pass_init_dump_file): Use
18878 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18880 2016-04-17 Tom de Vries <tom@codesourcery.com>
18882 PR tree-optimization/70256
18883 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18884 (debug_varmap): New function.
18886 2016-04-17 Tom de Vries <tom@codesourcery.com>
18889 * passes.c (pass_manager::register_pass): Propagate pflags.
18891 2016-04-17 Tom de Vries <tom@codesourcery.com>
18894 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18895 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18896 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18897 check if it's equal to p_start.
18898 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18900 2016-04-15 Jan Hubicka <jh@suse.cz>
18903 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18904 function does not bind to current def.
18905 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18906 handle conservatively calls to functions that does not need to bind
18908 (check_call): Update call of worse_state.
18909 (ignore_edge_for_nothrow): Update.
18910 (ignore_edge_for_pure_const): Likewise.
18911 (propagate_pure_const): Update calls to worse_state.
18912 (skip_function_for_local_pure_const): Reformat comments.
18914 2016-04-15 Jan Hubicka <jh@suse.cz>
18917 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18918 (cgraph_node::function_symbol): Likewise.
18919 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18920 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18921 (symtab_node::ultimate_alias_target): Add REF parameter.
18922 (symtab_node::binds_to_current_def_p): Declare.
18923 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18924 (cgraph_node::function_symbol): Likewise.
18925 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18926 (cgraph_node::get_availability): Likewise.
18927 (cgraph_edge::binds_to_current_def_p): New inline function.
18928 (varpool_node::get_availability): Add REF parameter.
18929 (varpool_node::ultimate_alias_target): Likewise.
18930 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18931 (symtab_node::binds_to_current_def_p): Likewise.
18932 * varpool.c (varpool_node::get_availability): Likewise.
18934 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18937 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18938 Fix mode size check.
18940 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18942 * BASE-VER: Set to 7.0.0.
18944 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18946 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18948 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18950 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18951 architecture revisions.
18953 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18955 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18956 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18957 * config/i386/i386.md (stack decrement to push peepholes): Guard
18958 with !x86_using_red_zone ().
18960 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18963 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18964 to dump_generic_node.
18965 (NIY): Pass also flags to do_niy.
18967 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18969 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18970 (simd_clone_vector_of_formal_parm_types)
18971 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18972 (simd_clone_mangle, simd_clone_create)
18973 (simd_clone_adjust_return_type, create_tmp_simd_array)
18974 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18975 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18976 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18977 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18978 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18979 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18980 * omp-simd-clone.c: ... this new file.
18981 (simd_clone_vector_of_formal_parm_types): Make it static.
18982 * Makefile.in (OBJS): Add omp-simd-clone.o.
18984 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18987 * config/i386/sse.md: Use proper memory operand modifiers.
18990 2016-04-15 Richard Biener <rguenther@suse.de>
18991 Alan Modra <amodra@gmail.com>
18993 PR tree-optimization/70130
18994 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18995 when alignment stays not the same and no not use the realign
18998 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19001 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19002 direct move handlers for KFmode. Change TFmode handlers test from
19003 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19005 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19008 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19009 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19010 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19011 * tree-ssa-live.c (remove_unused_scope_block_p): When
19012 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19013 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19014 block_ultimate_origin is FUNCTION_DECL.
19015 (remove_unused_locals): If current_function_decl is
19016 polymorphic_ctor_dtor_p, pass initial true to
19017 remove_unused_scope_block_p' is_ctor_dtor_block.
19019 2016-04-14 Martin Sebor <msebor@redhat.com>
19024 * doc/extend.texi (Variable Length): Revert.
19026 2016-04-14 Marek Polacek <polacek@redhat.com>
19027 Jan Hubicka <hubicka@ucw.cz>
19030 * tree.c (verify_type): Disable the canonical type of main variant
19033 2016-04-14 Jason Merrill <jason@redhat.com>
19035 * cfgexpand.c, expr.c: Revert previous change.
19037 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19039 PR middle-end/70643
19040 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19041 when building a mem ref for the incoming reduction variable.
19043 2016-04-14 Richard Biener <rguenther@suse.de>
19045 PR tree-optimization/70614
19046 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19047 loop if the evolution dropped to chrec_dont_know.
19048 (interpret_condition_phi): Likewise.
19050 2016-04-14 Richard Biener <rguenther@suse.de>
19052 PR tree-optimization/70623
19053 * tree-ssa-pre.c (changed_blocks): Make global ...
19054 (compute_antic): ... local here. Move and fix worklist
19055 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19056 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19057 worklist handling, dump when ANTIC_IN changed.
19058 (compute_partial_antic_aux): Remove worklist handling.
19059 (init_pre): Do not compute post dominators. Add a comment about
19060 the CFG order chosen.
19061 (fini_pre): Do not free post dominators.
19063 2016-04-13 Martin Sebor <msebor@redhat.com>
19068 * doc/extend.texi (Variable Length): Document C++ specifics.
19070 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19073 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19074 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19075 eh edges have been purged.
19078 * tree-sra.c (create_access_replacement,
19079 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19081 * tree-pretty-print.c (dump_fancy_name): New function.
19082 (dump_decl_name, dump_generic_node): Use it.
19084 2016-04-13 Jason Merrill <jason@redhat.com>
19086 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19087 * expr.c (expand_expr_real_1): Likewise.
19089 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19091 * config/i386/i386.md (kunpckhi): Swap operands.
19092 (kunpcksi): Likewise.
19093 (kunpckdi): Likewise.
19094 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19095 (vec_pack_trunc_<mode>): Likewise.
19097 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19100 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19102 PR middle-end/70633
19103 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19104 gimplification turns some element into non-constant.
19107 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19108 * explow.c (convert_memory_address_addr_space_1): No longer static,
19109 add NO_EMIT argument and don't call convert_modes if true, pass
19110 it down recursively, remove break after return.
19111 (convert_memory_address_addr_space): Adjust caller.
19112 * simplify-rtx.c (simplify_unary_operation_1): Call
19113 convert_memory_address_addr_space_1 instead of convert_memory_address,
19114 if it returns NULL, don't simplify.
19116 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19119 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19121 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19123 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19124 Bump the upper SIMDLEN limits, so that if the return type or
19125 characteristic type if the return type is void can be passed in
19126 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19129 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19132 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19133 Do not use "=" constraint on an input constraint.
19134 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19135 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19136 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19137 generates (neg (abs ...)) instead of (abs ...).
19139 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19141 PR rtl-optimization/70596
19142 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19143 just invalidate LRA data and reset them. Adjust dump wording.
19145 2016-04-12 Martin Liska <mliska@suse.cz>
19148 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19150 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19152 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19153 max_loop_iterations_int.
19154 (tree_unswitch_outer_loop): Likewise.
19155 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19156 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19158 2016-04-12 Tom de Vries <tom@codesourcery.com>
19160 PR tree-optimization/68756
19161 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19162 instead of new_name.
19164 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19166 PR tree-optimization/70602
19167 * tree-sra.c (generate_subtree_copies): Don't write anything into
19168 constant pool decls.
19170 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19171 regardless whether there are depend clauses or not.
19173 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19176 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19177 target attribute and pragma from changing the -mfloat128
19178 and -mfloat128-hardware options.
19180 * doc/extend.texi (Additional Floating Types): Document PowerPC
19181 __float128 restrictions.
19183 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19186 * config/aarch64/driver-aarch64.c
19187 (aarch64_get_extension_string_for_isa_flags): New.
19188 (arch_extension): Rename to...
19189 (aarch64_arch_extension): ...This.
19190 (ext_to_feat_string): Rename to...
19191 (aarch64_extensions): ...This.
19192 (aarch64_core_data): Keep track of architecture extension flags.
19193 (cpu_data): Rename to...
19194 (aarch64_cpu_data): ...This.
19195 (aarch64_arch_driver_info): Keep track of architecture extension
19197 (get_arch_name_from_id): Rename to...
19198 (get_arch_from_id): ...This, change return type.
19199 (host_detect_local_cpu): Update and reformat for renames, handle
19200 extensions through common infrastructure.
19202 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19205 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19206 track of a canonical flag name.
19207 (all_extensions): Likewise.
19208 (arch_to_arch_name): Also track extension flags enabled by the arch.
19209 (all_architectures): Likewise.
19210 (aarch64_parse_extension): Move to here.
19211 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19213 (aarch64_rewrite_selected_cpu): Update for above change.
19214 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19215 are handled, such that the single explicit value enabled by an
19216 extension is kept seperate from the implicit values it also enables.
19217 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19219 (aarch64_parse_extension): New.
19220 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19221 here to config/aarch64/aarch64-protos.h.
19222 (aarch64_parse_extension): Move from here to
19223 common/config/aarch64/aarch64-common.c.
19224 (aarch64_option_print): Update.
19225 (aarch64_declare_function_name): Likewise.
19226 (aarch64_start_file): Likewise.
19227 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19228 the canonical flag for extensions.
19229 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19232 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19234 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19237 2016-04-09 Tom de Vries <tom@codesourcery.com>
19239 PR tree-optimization/68953
19240 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19241 first to last subscript.
19243 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19245 PR tree-optimization/70586
19246 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19249 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19253 PR tree-optimization/70373
19254 PR middle-end/70533
19255 PR middle-end/70534
19256 PR middle-end/70535
19257 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19258 clauses for acc parallel reductions as necessary. Error on those
19260 * omp-low.c (scan_sharing_clauses): Don't install variables which
19261 are used in acc parallel reductions.
19262 (lower_rec_input_clauses): Remove dead code.
19263 (lower_oacc_reductions): Add support for reference reductions.
19264 (lower_reduction_clauses): Remove dead code.
19265 (lower_omp_target): Don't remap variables appearing in acc parallel
19267 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19269 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19271 PR middle-end/70593
19272 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19273 with multiple SSA_NAME defs, force the outputs other than first
19274 to be live before calling live_track_process_def on each output.
19276 PR rtl-optimization/70574
19277 * fwprop.c (forward_propagate_and_simplify): Don't add
19278 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19279 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19280 paradoxical subregs within *loc.
19282 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19284 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19285 -ftree-parallelize-loops={0,1}.
19286 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19287 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19288 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19289 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19290 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19292 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19295 * asan.c (instrument_derefs): If we get unknown location, extract it
19296 with EXPR_LOCATION.
19297 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
19299 2016-04-08 Tom de Vries <tom@codesourcery.com>
19301 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
19302 implicit firstprivate clause.
19304 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19307 * config/arm/thumb2.md (tst + branch-> lsls + branch
19308 peephole below *orsi_not_shiftsi_si): Require that condition
19309 register is dead after the peephole.
19310 (second peephole after the above): Likewise.
19312 2016-04-08 Alan Modra <amodra@gmail.com>
19315 * builtins.c (fold_builtin_classify): For IBM extended precision,
19316 look at just the high-order double to test for NaN.
19317 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
19318 test just the high double for Inf but both doubles for subnormal
19321 2016-04-07 Jakub Jelinek <jakub@redhat.com>
19323 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
19324 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
19325 node->simdclone->mask_mode != VOIDmode masks.
19326 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
19327 earlier, use it instead of node->simdclone.
19328 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19329 Set clonei->mask_mode.
19331 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19334 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
19335 Pass it through to cp_parser_already_scoped_statement.
19336 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
19337 it through to cp_parser_statement.
19338 (cp_parser_statement): Pass IF_P through to
19339 cp_parser_iteration_statement.
19340 (cp_parser_pragma): Adjust call to
19341 cp_parser_iteration_statement.
19343 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19346 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
19347 resolve a future -Wparentheses warning.
19348 * omp-low.c (scan_sharing_clauses): Likewise.
19349 * tree-parloops.c (eliminate_local_variables): Likewise.
19351 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
19353 PR rtl-optimization/70398
19354 * lra-constraints.c (process_address_1): Check zero scale and code
19355 for reloading with zero scale.
19357 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
19359 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
19360 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
19362 2016-04-06 Jakub Jelinek <jakub@redhat.com>
19364 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19365 Add support for AVX512F clones, include them by default for
19366 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
19367 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
19370 PR middle-end/70550
19371 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
19372 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
19373 firstprivate clauses.
19374 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
19375 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
19376 (lower_omp_target): Set TREE_NO_WARNING for
19377 non-addressable possibly uninitialized vars which are copied into
19378 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
19380 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
19382 * config/pa/predicates.md (integer_store_memory_operand): Accept
19383 REG+D operands with a large offset when reload_in_progress is true.
19384 (floating_point_store_memory_operand): Likewise.
19386 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19389 * match.pd (nested int casts): Limit to GIMPLE.
19391 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
19394 * ipa-devirt.c (maybe_record_node): Fix comment; use
19395 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
19397 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19399 PR rtl-optimization/70542
19400 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
19401 if there are any uses other than insn or debug insns.
19403 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
19404 Jakub Jelinek <jakub@redhat.com>
19406 PR tree-optimization/70509
19407 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
19408 Shift HOST_WIDE_INT_1U instead of 1.
19410 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
19412 PR tree-optimization/70509
19413 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
19414 of the vector base type for index.
19416 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
19419 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
19421 2016-04-05 Richard Biener <rguenther@suse.de>
19423 PR tree-optimization/70526
19424 * tree-sra.c (build_ref_for_offset): Use prev_base to
19425 extract the alias pointer type.
19427 2016-04-05 Richard Biener <rguenther@suse.de>
19429 * dse.c (struct store_info): Remove alias_set member.
19430 (struct read_info_type): Likewise.
19431 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19432 spill_deleted, clear_alias_set_lookup): Remove.
19433 (get_group_info): Remove dead base == NULL_RTX case.
19434 (dse_step0): Remove initialization of removed variables.
19435 (delete_dead_store_insn): Reomve alias set dumping.
19436 (free_read_records): Remove alias_set handling.
19437 (canon_address): Remove alias_set_out parameter.
19438 (record_store): Remove spill_alias_set, it's always zero.
19439 (check_mem_read_rtx): Likewise.
19440 (dse_step2): Rename from ...
19441 (dse_step2_nospill): ... this. Adjust.
19442 (scan_stores): Rename from ...
19443 (scan_stores_nospill): ... this.
19444 (scan_reads): Rename from ...
19445 (scan_reads_nospill): ... this.
19446 (scan_stores_spill, scan_reads_spill): Remove.
19447 (dse_step3_scan): Remove for_spills argument which is always false.
19448 (dse_step3): Likewise.
19449 (dse_step5): Rename from ...
19450 (dse_step5_nospill): ... this. Remove alias_set handling.
19451 (rest_of_handle_dse): Adjust.
19453 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19456 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19457 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19458 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19459 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19461 2016-04-05 Richard Biener <rguenther@suse.de>
19463 PR middle-end/70499
19464 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19465 non-register type temporaries into SSA.
19467 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19470 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19471 calls when sanitizing.
19472 (possible_polymorphic_call_target_p): Fix formatting.
19474 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19475 Jakub Jelinek <jakub@redhat.com>
19477 PR middle-end/70457
19478 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19479 to ensure a call statement is compatible with a built-in's
19481 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19484 2016-04-04 Richard Biener <rguenther@suse.de>
19486 PR rtl-optimization/70484
19487 * rtl.h (canon_output_dependence): Declare.
19488 * alias.c (canon_output_dependence): New function.
19489 * dse.c (record_store): Use canon_output_dependence rather
19490 than canon_true_dependence.
19492 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19495 * cgraph.h (symtab_node::copy_visibility_from): New function.
19496 * symtab.c (symtab_node::copy_visibility_from): New function.
19497 * ipa-visibility.c (optimize_weakref): New function.
19498 (function_and_variable_visibility): Use it.
19500 2016-04-04 Martin Liska <mliska@suse.cz>
19503 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19504 value that is really in range handled by SBR instruction.
19505 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19506 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19507 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19509 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19513 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19514 set, but not for SP_REG operands.
19516 2016-04-02 Martin Sebor <msebor@redhat.com>
19519 * fold-const.c (maybe_nonzero_address): New function.
19520 (fold_comparison): Call it. Fold equality and relational
19521 expressions involving null pointers.
19522 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19524 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19526 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19527 the "Y" constraint (scalar FP 0.0 immediate).
19529 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19530 Add the "const_double" to the list of operand constraints.
19532 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19534 PR rtl-optimization/70467
19535 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19536 If low word of the last operand is 0, just emit addition/subtraction
19539 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19542 * config/s390/s390.c (s390_expand_insv): Check for everything
19543 constant instead of just VOIDmode stuff.
19545 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19548 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19550 2016-04-01 Nathan Sidwell <nathan@acm.org>
19552 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19554 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19556 PR rtl-optimization/70461
19557 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19560 2016-03-31 Martin Liska <mliska@suse.cz>
19563 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19564 a tree value or an immediate integer value to a buffer
19565 that is eventually copied to a BRIG section.
19566 (emit_immediate_operand): Call the function here.
19567 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19568 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19569 of class' fields that are removed.
19570 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19571 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19572 m_brig_repr_size fields.
19574 2016-03-31 Martin Liska <mliska@suse.cz>
19577 * hsa-gen.c (hsa_function_representation::update_dominance): New
19579 (convert_addr_to_flat_segment): Likewise.
19580 (gen_hsa_memory_set): New alignment argument.
19581 (gen_hsa_ctor_assignment): Likewise.
19582 (gen_hsa_insns_for_single_assignment): Provide alignment
19583 to gen_hsa_ctor_assignment.
19584 (gen_hsa_insns_for_direct_call): Add new argument.
19585 (expand_lhs_of_string_op): New function.
19586 (expand_string_operation_builtin): Likewise.
19587 (expand_memory_copy): New function.
19588 (expand_memory_set): New function.
19589 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19590 (convert_switch_statements): Change signature.
19591 (generate_hsa): Use a return value of the function.
19592 (pass_gen_hsail::execute): Do not call
19593 convert_switch_statements here.
19594 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19595 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19596 (hsa_function_representation::update_dominance): New function.
19598 2016-03-31 Martin Liska <mliska@suse.cz>
19601 * hsa-brig.c (emit_directive_variable): Emit alignment
19602 according to hsa_symbol::m_align.
19603 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19604 (dump_hsa_symbol): Dump alignment of HSA symbols.
19605 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19606 (gen_hsa_addr_with_align): New function.
19607 (hsa_bitmemref_alignment): Use newly added function.
19608 (gen_hsa_insns_for_load): Likewise.
19609 (gen_hsa_insns_for_store): Likewise.
19610 (gen_hsa_memory_copy): New argument added.
19611 (gen_hsa_insns_for_single_assignment): Respect
19612 alignment for assignments processed via gen_hsa_memory_copy.
19613 (gen_hsa_insns_for_direct_call): Likewise.
19614 (gen_hsa_insns_for_return): Likewise.
19615 (gen_function_def_parameters): Set default alignment.
19616 * hsa.c (hsa_object_alignment): New function.
19617 (hsa_byte_alignment): Pasted function.
19618 * hsa.h (hsa_symbol::m_align): New field.
19620 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19622 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19623 scratch field for goto case.
19625 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19627 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19629 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19632 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19633 (scalar_chain::convert_insn): Call convert_op for reg
19634 moves to handle undefined registers.
19636 2016-03-31 Nathan Sidwell <nathan@acm.org>
19639 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19640 Assert we don't want to move backwards.
19642 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19645 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19647 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19649 PR rtl-optimization/70460
19650 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19651 with operand from REG_LABEL_OPERAND, instead substitute
19652 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19653 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19655 2016-03-31 Martin Liska <mliska@suse.cz>
19657 * passes.c (execute_one_pass): Do not call
19658 todo_after for a discarded function.
19660 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19662 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19663 (no_cost, infinite_cost): Initialize the new field.
19664 (get_computation_cost_at): Record setup cost.
19665 (determine_use_iv_cost_address): Skip cost computation for sub
19666 uses if we can estimate it without losing accuracy.
19668 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19670 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19672 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19673 max_loop_iterations_int.
19674 (tree_unswitch_outer_loop): Likewise.
19675 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19676 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19678 2016-03-30 Richard Biener <rguenther@suse.de>
19680 PR middle-end/70450
19681 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19683 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19686 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19687 in gen_blendm expander.
19689 2016-03-30 Nick Clifton <nickc@redhat.com>
19692 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19693 case where we are already provided with an SImode SUBREG.
19695 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19698 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19699 conflict between DRAP register and __builtin_eh_return.
19701 2016-03-30 Michael Matz <matz@suse.de>
19702 Richard Biener <rguenther@suse.de>
19705 * ipa-polymorphic-call.c (struct type_change_info): Change
19706 speculative to an unsigned allowing to limit the work we do.
19707 (csftc_abort_walking_p): New inline function..
19708 (check_stmt_for_type_change): Limit the number of may-defs
19709 skipped for speculative devirtualization to
19710 max-speculative-devirt-maydefs.
19711 * params.def (max-speculative-devirt-maydefs): New param.
19712 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19714 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19717 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19720 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19722 PR tree-optimization/59124
19723 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19724 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19726 2016-03-29 Jeff Law <law@redhat.com>
19728 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19730 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19732 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19735 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19737 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19738 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19739 gcrt0.o if linking dynamically.
19741 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19744 * ipa-devirt.c (methods_equal_p): New function.
19745 (compare_virtual_tables): Use it.
19746 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19747 * cgraphclones.c (clone_function_name_1): Use
19748 symbol_table::symbol_suffix_separator.
19749 * coverage.c (build_var): Likewise.
19750 * symtab.c (symbol_table::symbol_suffix_separator): New.
19752 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19754 PR rtl-optimization/70429
19755 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19756 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19757 mode != result_mode.
19760 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19762 PR tree-optimization/70405
19763 * ssa-iterators.h (num_imm_uses): Add missing braces.
19765 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19767 PR rtl-optimization/68695
19768 * ira-color.c (allocno_copy_cost_saving): New.
19769 (improve_allocation): Use it.
19771 2016-03-29 Richard Henderson <rth@redhat.com>
19773 PR middle-end/70355
19774 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19776 2016-03-29 Richard Biener <rguenther@suse.de>
19778 PR middle-end/70424
19779 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19780 use alignment returned by get_pointer_alignment_1 if it is
19781 bigger than BITS_PER_UNIT.
19782 * builtins.c (get_pointer_alignment_1): Do not return true
19783 for alignment extracted from SSA info.
19785 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19787 * config/ft32/ft32.opt (mnodiv): New.
19788 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19789 * doc/invoke.texi (FT32 Options -mnodiv): New.
19791 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19794 * config/i386/i386.md (define_split, andn): Fix modes.
19796 2016-03-26 Richard Biener <rguenther@suse.de>
19797 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19800 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19802 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19803 as 2nd argument to cl_optimization_restore().
19805 2016-03-25 Richard Henderson <rth@redhat.com>
19808 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19809 * config/aarch64/aarch64-protos.h: Declare it.
19810 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19812 2016-03-25 Alan Modra <amodra@gmail.com>
19815 * config/rs6000/constraints.md (j): Simplify.
19816 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19818 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19819 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19820 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19821 in all constraint alternatives.
19822 (movtd_64bit_nodm): Delete "j" constraint alternative.
19824 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19826 * tree-ssa-propagate.c: Enhance docs for
19827 SSA_PROP_NOT_INTERESTING.
19829 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19831 * doc/extend.texi: Fix typo in documentation to pure attribute.
19833 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19836 * config/pa/pa.md (bswapdi2): Use a scratch register.
19838 2016-03-24 Richard Henderson <rth@redhat.com>
19840 PR middle-end/69845
19841 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19844 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19846 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19847 using ix86_expand_binary_operator instead of gen_andsi3.
19849 2016-03-24 Richard Biener <rguenther@suse.de>
19851 PR tree-optimization/70396
19852 * tree-vect-stmts.c (vectorizable_comparison): Use
19853 get_vectype_for_scalar_type.
19855 2016-03-24 Richard Biener <rguenther@suse.de>
19857 PR middle-end/70370
19858 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19859 with register bases.
19861 2016-03-24 Richard Biener <rguenther@suse.de>
19863 PR tree-optimization/70372
19864 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19865 build_all_ones_cst to also handle vector types correctly.
19867 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19870 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19873 2016-03-23 Marek Polacek <polacek@redhat.com>
19876 * doc/invoke.texi: Document -Wignored-attributes.
19878 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19880 PR tree-optimization/69042
19881 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19882 parameter from 30 to 40.
19884 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19886 PR tree-optimization/69042
19887 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19888 for use with constant offset stripped in base.
19890 2016-03-23 Richard Biener <rguenther@suse.de>
19892 PR middle-end/70251
19893 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19894 mode compatibility check.
19895 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19897 2016-03-23 Jeff Law <law@redhat.com>
19899 PR tree-optimization/64058
19900 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19902 (struct ssa_conflicts): Move up earlier in the file.
19903 (conflicts_, var_map_): New static variables.
19904 (initialize_conflict_count): New function to initialize the
19905 CONFLICT_COUNT field for each conflict pair.
19906 (compare_pairs): Lazily initialize the conflict count and use it
19907 as the first tie-breaker.
19908 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19909 and wipe conflicts_ and map_ around the call to qsort. Remove
19910 special case for 2 coalesce pairs.
19911 * bitmap.c (bitmap_count_unique_bits): New function.
19912 (bitmap_count_bits_in_word): New function, extracted from
19914 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19915 * bitmap.h (bitmap_count_unique_bits): Declare it.
19917 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19920 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19921 transparent alias chain for decl assembler name.
19922 * config/sol2.c (solaris_assemble_visibility): Likewise.
19924 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19926 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19928 (v10_fdivs): Likewise.
19929 (v10_fdivd): Likewise.
19931 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19934 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19935 to not call fclose twice on file.
19937 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19939 PR tree-optimization/70354
19940 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19941 oprnd0 is wider than oprnd1 and there is a cast from the wider
19942 type to oprnd1, mask it with the mask of the narrower type.
19945 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19946 Optimize TARGET_STV splitters, if high or low word of last argument
19949 2016-03-22 Jeff Law <law@redhat.com>
19952 tree-ssa-threadbackward.c
19953 (fsm_find_control_statement_thread_paths): Correctly distinguish
19954 between old style jump threads vs FSM jump threads.
19956 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19959 * config/i386/i386.c (scalar_chain::convert_op): Support
19960 uninitialized register usage case.
19962 2016-03-22 Richard Biener <rguenther@suse.de>
19964 PR middle-end/70251
19965 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19967 (capture::gen_transform): ... to change behavior when substituting
19968 a condition into cond or not-cond expr context.
19969 (dt_simplify::gen_1): Adjust.
19970 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19971 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19972 last change and instead change to
19973 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19974 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19976 2016-03-22 Anthony Green <green@moxielogic.com>
19978 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19979 issue for moxiebox targets.
19980 (CC1PLUS_SPEC): Ditto.
19982 2016-03-22 Richard Biener <rguenther@suse.de>
19984 PR middle-end/70333
19985 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19988 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19990 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19992 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19995 * config/i386/i386.c (def_builtin): Handle
19996 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19998 (const struct builtin_description bdesc_special_args[]):
19999 Remove duplicate ISA bits.
20001 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20004 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20005 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20006 in a way that works also for AVX512BW.
20009 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20010 instead of source if operands[1] is xmm16 and above and
20011 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20012 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20015 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20016 on assign if (*from_p) is a comparison, set it to
20017 TREE_NO_WARNING (*from_p).
20019 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20021 PR middle-end/70326
20022 * lra.c (restore_scratches): Ignore deleted insns.
20024 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20025 Jakub Jelinek <jakub@redhat.com>
20027 PR tree-optimization/70317
20028 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20031 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20034 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20035 of ix86_expand_move.
20037 (movti): Use general_operand for operand 1 predicate.
20039 2016-03-21 Martin Liska <mliska@suse.cz>
20041 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20043 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20045 2016-03-21 Martin Liska <mliska@suse.cz>
20048 * ipa-icf.c (sem_function::parse): Skip static
20049 constructors and destructors.
20051 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20054 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20055 function-like macro, peek following token(s) if it is followed
20056 by CPP_OPEN_PAREN token with optional padding in between, and
20057 if not, don't treat it like a macro.
20059 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20060 Alexander Monakov <amonakov@ispras.ru>
20062 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20063 for the stabs debug format.
20065 2016-03-21 Richard Biener <rguenther@suse.de>
20067 PR tree-optimization/70310
20068 * tree-vect-generic.c (expand_vector_condition): Fold the built
20071 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20074 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20075 Block third alternative for AVX-512VL target,
20077 2016-03-21 Martin Liska <mliska@suse.cz>
20080 * hsa-brig.c (emit_function_directives): Mark unemitted
20081 global variables for emission.
20082 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20083 (get_symbol_for_decl): Likewise.
20084 * hsa.h (struct hsa_symbol): New flag.
20086 2016-03-21 Richard Biener <rguenther@suse.de>
20088 PR tree-optimization/70288
20089 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20090 we do not estimate unsimplified all-constant conditionals or
20091 switches as optimized away.
20093 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20095 PR rtl-optimization/69102
20096 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20097 when we have a readonly dependency context.
20099 2016-03-18 Jeff Law <law@redhat.com>
20101 PR rtl-optimization/70263
20102 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20103 (update_equiv_regs): When trying to move a store to after the insn
20104 that sets the source of the store, make sure the store occurs after
20105 the insn that sets the source of the store. When successful note
20106 the REG_EQUIV note created in the dump file.
20108 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20109 Bernd Schmidt <bschmidt@redhat.com>
20111 * doc/extend.texi: Document more potential problems with basic asms.
20113 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20115 PR rtl-optimization/70278
20116 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20119 2016-03-18 Jason Merrill <jason@redhat.com>
20121 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20123 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20125 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20126 values to 128b regs.
20128 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20130 PR tree-optimization/70252
20131 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20132 boolean vector has a proper number of elements.
20133 (supportable_narrowing_operation): Likewise.
20135 2016-03-18 Tom de Vries <tom@codesourcery.com>
20138 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20140 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20142 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20143 instead of replace_rtx for DEBUG_INSNs.
20145 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20147 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20148 load type reservations.
20150 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20153 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20154 define_constraint for "Q" and "T" constraints.
20156 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20158 Tweak the pipeline model for Exynos M1
20160 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20163 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20166 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20167 where one or both locations aren't within a line_map.
20169 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20172 * opts.c (finish_options): Don't set flag_pie to the default if
20173 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20176 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20178 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20179 true as ALL_REGS argument to replace_rtx.
20181 2016-03-17 Richard Biener <rguenther@suse.de>
20184 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20187 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20190 * rtl.h (replace_rtx): Add ALL_REGS argument.
20191 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20192 equality and assert mode is the same, instead of just rtx pointer
20194 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20195 true as ALL_REGS argument to replace_rtx.
20197 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20199 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20200 for boolean vector with vector mode only.
20201 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20203 2016-03-17 Nick Clifton <nickc@redhat.com>
20206 * config/rx/rx.c (rx_print_integer): Print negative constants in
20209 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20212 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20214 2016-03-16 Richard Henderson <rth@redhat.com>
20215 Richard Biener <rguenth@suse.de>
20217 PR middle-end/70240
20218 PR middle-end/68215
20220 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20221 first operand as is_gimple_condexpr.
20223 PR middle-end/70240
20224 PR middle-end/68215
20226 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20227 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20228 Do not gimplify the result.
20229 (do_unop): Adjust call to tree_vec_extract.
20230 (do_binop): Likewise.
20231 (do_compare): Likewise.
20232 (do_plus_minus): Likewise.
20233 (do_negate): Likewise.
20234 (expand_vector_condition): Likewise.
20235 (do_cond): Likewise.
20237 2016-03-16 Richard Henderson <rth@redhat.com>
20240 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20241 (aarch64_classify_address): Use it.
20242 (aarch64_legitimize_address): Force all subexpressions of PLUS
20243 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20245 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20246 Richard Biener <rguenth@suse.de>
20249 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20250 return to even if only REGNO is equal, and assert
20253 2016-03-11 Jeff Law <law@redhat.com>
20255 PR rtl-optimization/70224
20256 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20258 2016-03-16 Richard Henderson <rth@redhat.com>
20260 PR middle-end/70199
20261 * function.h (struct function): Add has_forced_label_in_static.
20262 * gimplify.c (force_labels_r): Set it.
20263 * lto-streamer-in.c (input_struct_function_base): Read it.
20264 * lto-streamer-out.c (output_struct_function_base): Write it.
20265 * tree-inline.c (has_label_address_in_static_1): Remove.
20266 (copy_forbidden): Remove fndecl parameter; test
20267 has_forced_label_in_static.
20268 (inline_forbidden_p): Update call to copy_forbidden.
20269 (tree_versionable_function_p): Likewise.
20270 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20271 (chkp_versioning): Likewise.
20272 * tree-inline.h (copy_forbidden): Update decl.
20274 2016-03-16 Marek Polacek <polacek@redhat.com>
20277 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20278 function being thunked if the result type doesn't have fixed size.
20279 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20280 doesn't have fixed size.
20282 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20284 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20285 reporting malformed loop nest.
20287 2016-03-16 Tom de Vries <tom@codesourcery.com>
20290 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20291 nodes.length () == 1 test to before first nodes[0] access.
20293 2016-03-16 Tom de Vries <tom@codesourcery.com>
20295 PR tree-optimization/68715
20296 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20297 single_pred_p test.
20299 2016-03-16 Tom de Vries <tom@codesourcery.com>
20301 PR tree-optimization/68809
20302 * graphite-scop-detection.c (same_close_phi_node): Test if result types
20305 2016-03-16 Carlos O'Donell <carlos@redhat.com>
20306 Sandra Loosemore <sandra@codesourcery.com>
20308 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
20309 on leaf attribute. Mention ELF interposition problems.
20311 2016-03-16 Alan Modra <amodra@gmail.com>
20313 PR rtl-optimization/69195
20314 PR rtl-optimization/47992
20315 * ira.c (indirect_jump_optimize): Ignore artificial defs.
20318 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
20321 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
20323 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20325 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
20327 2016-03-15 Jakub Jelinek <jakub@redhat.com>
20329 PR rtl-optimization/70222
20330 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
20331 optimization if mode is different from result_mode, queue up masking
20332 of the result in outer_op. Formatting fix.
20334 PR middle-end/70239
20335 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
20338 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20340 PR rtl-optimization/69032
20341 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
20342 looping backwards over basic block insns.
20344 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20347 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
20348 to non-speculative when propagating trap bits.
20350 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20352 PR rtl-optimization/63384
20353 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
20354 DEBUG_INSN_P insns.
20356 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20359 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
20360 factored out from ...
20361 (sched_analyze_insn): ... here.
20362 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
20363 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
20364 get_implicit_reg_pending_clobbers in it.
20365 (setup_id_reg_sets): Use setup_id_implicit_regs.
20366 (deps_init_id): Ditto.
20368 2016-03-15 Tom de Vries <tom@codesourcery.com>
20371 * cgraph.c (cgraph_node::get_body): Save, reset and restore
20373 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
20374 execute_function_dump.
20375 (execute_one_pass): Don't dump function if it will be dumped after ipa
20378 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
20380 * genrecog.c (match_pattern_2): If pred is NULL don't call
20381 safe_predicate_mode on it.
20383 2016-03-14 Jakub Jelinek <jakub@redhat.com>
20385 PR middle-end/70219
20386 * lra-constraints.c (delete_move_and_clobber): Change assertion
20387 to also allow dregno == 0.
20389 2016-03-14 Richard Henderson <rth@redhat.com>
20392 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
20393 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
20394 (reassociate_bb): Use optimize_vec_cond_expr; avoid
20395 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
20398 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
20401 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
20403 (lra_create_live_ranges_1): initialize hard register biggest_mode to
20405 * lra-constraints.c (split_reg): For hard regs, try to find the
20406 biggest single-register mode used in the function.
20408 2016-03-14 Richard Biener <rguenther@suse.de>
20410 PR tree-optimization/56365
20411 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
20412 constants to compare against.
20414 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
20417 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
20418 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
20419 (define_split for the GPR case): Use int_reg_operand instead of
20420 gpc_reg_operand for the output.
20422 2016-03-14 Tom de Vries <tom@codesourcery.com>
20424 PR tree-optimization/70045
20425 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
20426 create_empty_if_region_on_edge argument.
20428 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
20430 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
20431 (STACK_CHECK_PROTECT): Likewise.
20432 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20433 (STACK_CHECK_PROTECT): Likewise.
20434 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20435 (STACK_CHECK_PROTECT): Likewise.
20436 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20437 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20438 (STACK_CHECK_PROTECT): Likewise.
20440 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20442 PR rtl-optimization/69307
20443 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20444 registers in modes that span more than one register.
20446 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20449 * lra-constraints.c (delete_move_and_clobber): New.
20450 (remove_inheritance_pseudos): Use it.
20452 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20455 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20456 the libcall is LCT_THROW.
20457 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20458 for the checking routine.
20460 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20463 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20464 optimization if we have direct move.
20465 (roundu32<mode>2_fprs): Likewise.
20467 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20470 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20472 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20473 Arguments swapped. All callers changed. Take reg_renumber into
20474 account, and Calculate and compare register ranges for hard regs.
20476 2016-03-11 Jeff Law <law@redhat.com>
20478 PR tree-optimization/70190
20479 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20480 Handle cases where we can not extract the taken edge, even though we
20481 found a constant value.
20483 PR tree-optimization/64058
20484 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20485 (num_coalesce_pairs): Move up earlier in file.
20486 (find_coalesce_pair): Initialize the INDEX field for each pair
20488 (compare_pairs): No longer sort on the elements in each pair.
20489 Instead break ties with the index of the coalesce pair.
20491 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20494 * config/aarch64/aarch64-protos.h
20495 (aarch64_save_restore_target_globals): New prototype.
20496 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20497 Call the above when popping pragma.
20498 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20500 (aarch64_set_current_function): Rewrite using the above.
20502 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20504 PR tree-optimization/70177
20505 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20506 (extract_ops_from_tree): ... this. In the 2 argument
20507 overload remove _1 suffix.
20508 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20509 (extract_ops_from_tree): ... this.
20510 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20512 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20513 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20514 extract_ops_from_tree instead of 2 operand one.
20516 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20518 PR tree-optimization/70013
20519 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20520 for constant-pool entries.
20522 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20524 PR rtl-optimization/70174
20525 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20526 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20528 PR tree-optimization/70169
20529 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20530 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20533 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20534 Jakub Jelinek <jakub@redhat.com>
20537 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20538 of uninitialized values.
20540 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20542 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20544 ("*trunctddd2"): New pattern definition.
20545 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20548 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20550 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20551 definitions for BFP and DFP rounding modes.
20552 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20553 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20554 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20555 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20558 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20560 * config/s390/constraints.md: Adjust comment.
20561 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20562 s390_decompose_addrstyle_without_index.
20563 * config/s390/predicates.md (shift_count_or_setmem_operand):
20564 Rename to setmem_operand.
20565 * config/s390/s390-protos.h
20566 (s390_decompose_shift_count): Rename to
20567 s390_decompose_addrstyle_without_index.
20568 * config/s390/s390.c (s390_decompose_shift_count)
20569 (s390_mem_constraint, print_shift_count_operand)
20570 (print_operand_address, print_operand): Rename
20571 s390_decompose_shift_count to
20572 s390_decompose_addrstyle_without_index and rename
20573 print_shift_count_operand to print_addrstyle_operand troughout the
20575 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20576 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20577 Rename shift_count_or_setmem_operand to setmem_operand.
20578 * config/s390/vx-builtins.md ("vec_insert<mode>")
20579 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20582 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20585 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20586 Handle overlapping retval and newval.
20588 2016-03-10 Nick Clifton <nickc@redhat.com>
20591 * config/aarch64/aarch64.c
20592 (aarch64_override_options_after_change_1): When forcing
20593 flag_omit_frame_pointer to be true, use a special value that can
20594 be detected if this function is called again, thus preventing
20595 flag_omit_leaf_frame_pointer from being forced to be false.
20597 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20599 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20600 Set x_flag_omit_leaf_frame_pointer when handling
20601 -momit-leaf-frame-pointer.
20603 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20606 * cgraph.c (cgraph_node::dump): Dump split_part and
20607 indirect_call_target.
20608 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20609 * ipa.c (has_addr_references_p): Cleanup.
20610 (is_indirect_call_target_p): New.
20611 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20612 called indirectly as local.
20613 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20615 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20618 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20619 on cxa_pure_virtual.
20621 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20624 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20626 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20629 * tree.c (need_assembler_name_p): Only record main variant type names.
20631 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20634 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20635 Always define to 0 or 1.
20636 (TARGET_FIX_ERR_A53_843419): New macro.
20637 * config/aarch64/aarch64-elf-raw.h
20638 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20639 * config/aarch64/aarch64-linux.h: Likewise.
20640 * config/aarch64/aarch64.c
20641 (aarch64_override_options_after_change_1): Do not default
20642 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20644 (aarch64_attributes): Handle fix-cortex-a53-843419.
20645 (aarch64_can_inline_p): Likewise.
20646 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20648 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20649 Jakub Jelinek <jakub@redhat.com>
20651 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20652 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20653 DECL_COMMONS if flag_unconstrained_commons is set.
20654 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20655 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20656 (funconstrained-commons): Document.
20658 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20660 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20661 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20663 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20665 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20666 has a proper number of elements.
20668 2016-03-10 Alan Modra <amodra@gmail.com>
20670 PR rtl-optimization/69195
20671 PR rtl-optimization/47992
20672 * ira.c (recorded_label_ref): Delete.
20673 (update_equiv_regs): Return void.
20674 (indirect_jump_optimize): New function.
20675 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20676 before regstat_compute_ri. Don't rebuild_jump_labels here.
20677 Delete update_regstat.
20679 2016-03-10 Richard Biener <rguenther@suse.de>
20681 PR tree-optimization/70128
20682 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20683 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20685 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20687 PR tree-optimization/70152
20688 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20689 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20692 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20693 instead of gen_sse2_loadlpd.
20694 * config/i386/sse.md (*vec_concatv2df): Rename to...
20695 (vec_concatv2df): ... this.
20697 PR tree-optimization/70127
20698 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20700 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20704 * diagnostic-show-locus.c (compatible_locations_p): New function.
20705 (layout::layout): Sanitize ranges using compatible_locations_p.
20707 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20711 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20712 location_range param with three const expanded_locations * and a
20714 (layout::layout): Replace call to
20715 rich_location::lazily_expand_location with get_expanded_location.
20716 Extract the range and perform location expansion here, passing
20717 the results to the layout_range ctor.
20718 * diagnostic.c (source_range::debug): Delete.
20719 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20720 of rich_location::get_expanded_location.
20721 * gcc-rich-location.c (get_range_for_expr): Delete.
20722 (gcc_rich_location::add_expr): Reimplement to avoid the
20723 rich_location::add_range overload that took a location_range,
20724 passing a location_t instead.
20726 2016-03-09 Richard Biener <rguenther@suse.de>
20727 Jakub Jelinek <jakub@redhat.com>
20729 PR tree-optimization/70138
20730 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20731 Also skip vect_double_reduction_def.
20733 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20736 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20737 if the operand is "m".
20739 2016-03-09 Nathan Sidwell <nathan@acm.org>
20741 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20743 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20745 * config/i386/i386.c (processor_target_table): Fix cost table
20746 intialization order for znver1.
20748 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20750 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20751 - becuase -> because.
20752 * ipa-reference.c (ignore_module_statics): Likewise.
20753 * cgraph.c (cgraph_node::get_body): Likewise.
20754 * ipa-inline.c (early_inliner): Likewise.
20755 * ipa-devirt.c (types_same_for_odr): Likewise.
20756 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20757 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20759 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20761 * tree-ssa-math-opts.c: Fix typo in comment.
20763 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20766 * config/i386/i386.c (scalar_chain::make_vector_copies,
20767 scalar_chain::convert_reg): Call end_sequence in between
20768 get_insns and emit_conversion_insns rather than after both
20771 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20774 * config/i386/i386.h (machine_function): Add
20775 pc_thunk_call_expanded flag.
20776 (ix86_pc_thunk_call_expanded): New define.
20777 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20778 (*set_got): Rename insn pattern from set_got.
20779 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20780 * config/i386/i386.c (ix86_compute_frame_layout): Use
20781 ix86_pc_thunk_call_expanded to prevent red-zone.
20783 2016-03-07 Martin Jambor <mjambor@suse.cz>
20785 * hsa.h (hsa_get_ctor_statements): Declare.
20786 (hsa_get_dtor_statements): Likewise.
20787 (hsa_get_kernel_dispatch_type): Likewise.
20788 * hsa.c (hsa_get_ctor_statements): New function.
20789 (hsa_get_dtor_statements): Likewise.
20790 (hsa_get_kernel_dispatch_type): Likewise.
20791 * hsa-brig.c (hsa_cdtor_statements): Removed.
20792 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20793 hsa_get_dtor_statements.
20794 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20795 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20797 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20799 * config/arm/arm-cores.def (cortex-r8): New.
20800 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20801 * config/arm/arm-tune.md: Likewise.
20802 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20804 2016-03-07 Martin Sebor <msebor@redhat.com>
20806 PR rtl-optimization/19705
20807 * doc/invoke.texi (Options That Control Optimization): Clarify
20808 -fno-branch-count-reg.
20810 2016-02-26 Richard Biener <rguenther@suse.de>
20811 Jeff Law <law@redhat.com>
20813 PR tree-optimization/69740
20814 * cfghooks.c (remove_edge): Request loop fixups if we delete
20815 an edge that might turn an irreducible loop into a natural
20817 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20818 Move after definition of loops_state_clear.
20820 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20822 PR rtl-optimization/69052
20823 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20826 2016-03-07 Tom de Vries <tom@codesourcery.com>
20828 PR tree-optimization/70116
20829 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20830 is_tm_ending stmts and ubsan/asan internal functions.
20831 (find_duplicate): Use it. Don't test is_tm_ending here.
20833 2016-03-07 Richard Biener <rguenther@suse.de>
20835 PR tree-optimization/70115
20836 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20837 (propagate_constants_for_unrolling): Use replace_uses_by.
20839 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20841 PR middle-end/69916
20842 * omp-low.c (struct oacc_loop): Add ifns.
20843 (new_oacc_loop_raw): Initialize it.
20844 (finish_oacc_loop): Clear mask & flags if no ifns.
20845 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20846 (oacc_loop_xform_loop): Add ifns arg & adjust.
20847 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20849 2016-03-07 Richard Henderson <rth@redhat.com>
20852 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20853 (insert_value_copy_on_edge): Likewise.
20855 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20857 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20859 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20862 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20864 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20866 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20868 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20870 Fix sseimul type attribute.
20871 * config/i386/znver1.md
20872 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20873 znver1_sseimul_avx256_load) : Fix the type attribute.
20874 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20875 pipe usage and latency.
20877 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20880 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20881 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20884 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20887 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20889 PR rtl-optimization/69941
20890 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20891 the reg share its mode.
20893 2016-03-04 Jeff Law <law@redhat.com>
20895 PR tree-optimization/69196
20896 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20897 If the both SSA_NAMEs are anonymous, then consider them unassociated
20898 and include the PHI in the statement count.
20900 2016-03-05 Tom de Vries <tom@codesourcery.com>
20902 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20903 construct in oacc routine. Check for oacc region in oacc routine.
20905 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20908 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20909 2016-02-22 changes, instead don't recurse if RECUR is already true.
20910 Don't change *dynamic_check if RECUR. Adjust recursive caller
20911 to pass true to the new argument.
20912 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20915 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20916 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20918 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20920 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20922 PR rtl-optimization/57676
20923 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20924 with flag_checking.
20926 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20928 * tree-vect-patterns.c (search_type_for_mask): Handle
20929 comparison of booleans.
20931 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20933 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20937 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20938 all other ops that have dw_val_class_die_ref operands,
20939 and DW_OP_GNU_entry_value.
20941 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20943 PR rtl-optimization/69904
20944 * config/arm/arm.c (arm_cannot_copy_insn_p):
20945 Return true for load-exclusive instructions.
20947 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20950 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20951 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20952 the pattern no matter if it is used just by non-pattern, pattern
20954 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20955 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20956 oprnd1 def_stmt is in pattern, don't look through it.
20958 2016-03-03 Marek Polacek <polacek@redhat.com>
20960 PR middle-end/70050
20961 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20963 2016-03-03 Martin Liska <mliska@suse.cz>
20965 PR tree-optimization/70043
20966 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20967 previous statement if we see a debug statement.
20969 2016-03-03 Richard Biener <rguenther@suse.de>
20971 PR tree-optimization/55936
20972 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20973 parameter and guard unsafe equivalence use.
20974 (vrp_evaluate_conditional_warnv_with_ops): Always use
20975 safe equivalences but not via the quadratic compare_names
20978 2016-03-03 Michael Collison <michael.collison@linaro.org>
20981 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20982 for operand 1 to s_register_operand. Change predicate for operand
20983 2 to arm_not_immediate_operand.
20985 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20987 * doc/tm.texi: Regenerated.
20989 2016-03-02 Richard Henderson <rth@redhat.com>
20992 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20993 simplification when all args are positive non-fixed registers.
20995 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20997 * target.def (lra_p): Specify that new ports should use LRA.
20999 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21002 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21003 gimplify_type_sizes the type they refer to.
21004 (omp_notice_variable): Handle reference vars to VLAs.
21005 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21006 reference to VLA decls in the second pass instead of first pass.
21008 2016-03-02 Tom de Vries <tom@codesourcery.com>
21010 PR tree-optimization/68659
21011 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21012 new_expr == NULL_TREE.
21013 (get_new_name): Handle ADDR_EXPR.
21015 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21017 PR rtl-optimization/69052
21018 * loop-invariant.c (canonicalize_address): New function.
21019 (inv_can_prop_to_addr_use): Check validity of address expression
21020 which is canonicalized by above function.
21022 2016-03-02 Alan Modra <amodra@gmail.com>
21025 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21028 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21031 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21032 (*movhi_internal): Put mask moves from and to memory separately
21033 from moves from/to GPRs.
21035 2016-03-02 Richard Biener <rguenther@suse.de>
21037 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21038 GENERIC expressions in GIMPLE.
21040 2016-03-02 Richard Biener <rguenther@suse.de>
21042 * config/i386/i386.c (type_natural_mode): Fix typo.
21044 2016-03-02 Nick Clifton <nickc@redhat.com>
21046 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21048 2016-03-02 Richard Biener <rguenther@suse.de>
21049 Uros Bizjak <ubizjak@gmail.com>
21052 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21054 2016-03-02 Richard Biener <rguenther@suse.de>
21056 PR middle-end/67278
21057 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21059 2016-03-02 Marek Polacek <polacek@redhat.com>
21062 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21063 "is promoted to" warning.
21065 2016-03-01 DJ Delorie <dj@redhat.com>
21067 * config.gcc: Deprecate mep-*.
21069 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21071 PR middle-end/70025
21072 * lra-constraints.c (regno_val_use_in): New.
21073 (match_reload): Use it instead of regno_use_in.
21075 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21077 PR rtl-optimization/70007
21078 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21079 references present in REG_EQUAL notes attached to non-SET patterns.
21081 2016-03-01 Jeff Law <law@redhat.com>
21083 PR tree-optimization/69196
21084 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21085 Appropriately clamp the number of statements to copy when the
21086 thread path does not traverse a loop backedge.
21088 PR tree-optimization/69196
21089 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21090 Do count some PHIs in the thread path against the insn count. Decrease
21091 final statement count by one as the control statement in the last
21092 block will get removed. Remove special cased code for handling PHIs
21095 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21098 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21099 asm dialect alternatives to explicit GOTPCREL calls.
21101 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21104 * ira.c (do_reload): Issue warning for generic stack checking here...
21105 * reload1.c (reload): ...instead of here and streamline it.
21107 2016-03-01 Nick Clifton <nickc@redhat.com>
21109 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21111 2016-03-01 Richard Biener <rguenther@suse.de>
21113 PR tree-optimization/69983
21114 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21115 types and fall back to operand_equal_p.
21117 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21120 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21122 * config/s390/constraints.md ("jm8"): New constraint.
21123 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21125 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21127 ("*setmem_long<setmem_and>"): New pattern.
21128 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21130 ("*setmem_long_31z<setmem_and>"): New pattern.
21131 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21132 New substitution rules with the required attributes.
21135 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21138 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21140 * gensupport.c (process_substs_on_one_elem): Split loop to
21141 complete mark_operands_used_in_match_dup on all expressions in the
21143 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21144 and remove function.
21146 2016-03-01 Richard Biener <rguenther@suse.de>
21148 PR middle-end/70022
21149 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21150 vector BIT_FIELD_REF extract.
21152 2016-03-01 Richard Biener <rguenther@suse.de>
21154 PR tree-optimization/69994
21155 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21157 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21159 PR tree-optimization/69956
21160 * tree-vect-stmts.c (supportable_widening_operation): Support
21161 multi-step conversion of boolean vectors.
21162 (supportable_narrowing_operation): Likewise.
21164 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21166 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21169 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21171 * config/s390/subst.md (DSI_VI): New mode iterator.
21172 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21173 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21174 the insn definition.
21175 ("*vec_set<mode>"): Change predicate and add alternative to
21176 support only either register or const_int operands as element
21178 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21180 ("vec_extract<mode>"): New expander.
21181 ("*vec_extract<mode>"): New insn definition supporting reg and
21182 const_int element selectors.
21183 ("*vec_extract<mode>_plus"): New insn definition supporting
21184 reg+const_int element selectors.
21185 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21186 following expander+insn definition.
21187 ("<vec_shifts_name><mode>3"): New expander.
21188 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21190 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21192 * config/s390/s390.md ("*tabort_1"): Change predicate to
21193 nonmemory_operand. Add a second alternative to cover
21194 register as well as const int operands.
21195 ("*tabort_1_plus"): New pattern definition.
21197 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21199 * config/s390/s390.md ("*ashrdi3_cc_31")
21200 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21201 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21202 Merge insn definitions into ...
21203 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21204 New pattern definition.
21205 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21206 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21207 ("*ashr<mode>3_and"): Merge insn definitions into ...
21208 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21209 New pattern definition.
21210 * config/s390/subst.md ("addr_style_op_cc_subst")
21211 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21212 substitutions patterns plus attributes.
21213 Add ashiftrt to SUBST iterator.
21215 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21217 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21218 op2 to nonmemory_operand.
21219 ("*<shift>di3_31", "*<shift>di3_31_and"):
21220 Merge into single pattern definition ...
21221 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21222 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21223 pattern definition ...
21224 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21225 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21228 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21230 * config/s390/predicates.md (const_int_6bitset_operand): New
21232 * config/s390/s390.md: Include subst.md.
21233 ("rotl<mode>3"): New expander.
21234 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21236 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21237 * config/s390/subst.md: New file.
21239 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21241 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21242 Remove RRR type. It doesn't really exist.
21243 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21245 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21246 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21247 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21248 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21249 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21250 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21251 `enabled' attribute.
21253 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21255 * gensupport.c (process_substs_on_one_elem): Split loop to
21256 complete mark_operands_used_in_match_dup on all expressions in the
21258 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21259 and remove function.
21261 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21264 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21265 (CEIL_NWORDS): ...this. Use CEIL macro.
21266 (compute_fp_layout): Adjust to above renaming.
21267 (function_arg_union_value): Likewise.
21268 (sparc_arg_partial_bytes): Likewise.
21269 (sparc_function_arg_advance): Likewise.
21271 2016-02-29 Jeff Law <law@redhat.com>
21273 PR tree-optimization/70005
21274 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21275 where an object with a boolean range is compared against a value
21278 PR tree-optimization/69999
21279 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21280 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21283 2016-02-29 Richard Biener <rguenther@suse.de>
21285 PR tree-optimization/69994
21286 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21287 (get_unary_op): Look through nop conversions.
21288 (ops_equal_values_p): New function, look for equality diregarding
21290 (eliminate_plus_minus_pair): Use ops_equal_values_p
21291 (repropagate_negates): Do not use get_unary_op here.
21293 2016-02-29 Martin Liska <mliska@suse.cz>
21295 * system.h: Poison ENABLE_CHECKING macro.
21297 2016-02-29 Martin Liska <mliska@suse.cz>
21299 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
21300 is presented in dump flags.
21301 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21302 (hsa_regalloc): Likewise.
21304 2016-02-19 Richard Biener <rguenther@suse.de>
21306 PR tree-optimization/69980
21307 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
21308 permutation of those we need to keep.
21310 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21313 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
21314 (NWORDS_UP): ...this
21315 (init_cumulative_args): Minor tweaks.
21316 (sparc_promote_function_mode): Likewise.
21317 (scan_record_type): Delete.
21318 (traverse_record_type): New function template.
21319 (classify_data_t): New structure type.
21320 (classify_registers): New inline function.
21321 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
21322 exhausted. Instantiate traverse_record_type on classify_registers and
21323 deal with the case of a structure passed in slot #15 with no FP field
21325 (assign_data_t): New structure type.
21326 (compute_int_layout): New static function.
21327 (compute_fp_layout): Likewise.
21328 (count_registers): New inline function.
21329 (assign_int_registers): New static function.
21330 (assign_fp_registers): Likewise.
21331 (assign_registers): New inline function.
21332 (function_arg_record_value_1): Delete.
21333 (function_arg_record_value_2): Likewise.
21334 (function_arg_record_value_3): Likewise.
21335 (function_arg_record_value): Adjust to above changes. Instantiate
21336 traverse_record_type on count_registers to first count the number of
21337 registers to be used and then on assign_registers to assign them.
21338 (function_arg_union_value): Adjust to above renaming.
21339 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
21340 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
21341 case of a structure passed in slot #15
21342 (sparc_function_arg_advance): Likewise.
21343 (function_arg_padding): Minor tweak.
21345 2016-02-29 Richard Biener <rguenther@suse.de>
21347 PR tree-optimization/69720
21348 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
21349 the adjustment_def path for possibly vectorized defs.
21350 (vect_create_epilog_for_reduction): Handle vectorized initial
21353 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
21355 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
21357 2016-02-27 Jeff Law <law@redhat.com>
21360 2016-02-26 Richard Biener <rguenther@suse.de>
21361 Jeff Law <law@redhat.com>
21363 PR tree-optimization/69740
21364 * cfghooks.c (remove_edge): Request loop fixups if we delete
21365 an edge that might turn an irreducible loop into a natural
21368 2016-02-27 Jakub Jelinek <jakub@redhat.com>
21370 PR rtl-optimization/69896
21371 * tree-vect-generic.c (get_compute_type): Avoid single element
21374 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
21376 Rename the AArch64 tuning option and related functions to enable the
21377 Newton series for the reciprocal square root to reflect its
21378 approximative characteristic.
21380 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
21381 function to "aarch64_emit_approx_rsqrt".
21382 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
21383 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
21384 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
21385 (xgene1_tunings): Likewise.
21386 (use_rsqrt_p): Likewise.
21387 (aarch64_emit_swrsqrt): Use new function name.
21388 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
21389 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
21390 text explaining this option.
21391 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
21393 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21396 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
21397 complain about -mallow-movmisalign without -mvsx if
21398 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
21400 2016-02-26 Joel Sherrill <joel@rtems.org>
21402 * config.gcc: Add x86_64-*-rtems*.
21403 * config/i386/rtems-64.h: New file.
21405 2016-02-26 Joel Sherrill <joel@rtems.org>
21407 * config.gcc: Add aarch64-*-rtems*.
21408 * config/aarch64/rtems.h: New file.
21410 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
21413 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
21414 shift amount using %h. Add comment.
21416 2016-02-26 Richard Biener <rguenther@suse.de>
21417 Jeff Law <law@redhat.com>
21419 PR tree-optimization/69740
21420 * cfghooks.c (remove_edge): Request loop fixups if we delete
21421 an edge that might turn an irreducible loop into a natural
21424 2016-02-26 Martin Jambor <mjambor@suse.cz>
21426 PR middle-end/69920
21427 * tree-sra.c (sra_modify_assign): Do not remove loads of
21428 uninitialized aggregates to SSA_NAMEs.
21430 2016-02-26 Richard Henderson <rth@redhat.com>
21433 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21434 pseudo in case the target rtx matches the source of the left
21437 2016-02-26 Martin Jambor <mjambor@suse.cz>
21440 * hsa.h (hsa_type_packed_p): Declare.
21441 * hsa.c (hsa_type_packed_p): New function.
21442 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21444 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21445 * hsa-brig.c (emit_basic_insn): Likewise.
21447 2016-02-26 Martin Jambor <mjambor@suse.cz>
21450 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21452 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21454 2016-02-26 Martin Jambor <mjambor@suse.cz>
21456 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21457 hsa_op_with_type operands.
21458 (hsa_unsigned_type_for_type): Declare.
21459 * hsa.c (hsa_unsigned_type_for_type): New function.
21460 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21461 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21462 the finalizer. Do not emit extra move.
21464 2016-02-26 Martin Jambor <mjambor@suse.cz>
21466 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21467 atomic operations in private segment.
21469 2016-02-26 Martin Jambor <mjambor@suse.cz>
21471 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21472 statements to wi->info. Also disallow omp simd constructs.
21473 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21474 for not gridifying. Dump special string for omp_for.
21476 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21479 * config/aarch64/aarch64.c (aarch64_set_current_function):
21480 Save/restore target globals when switching to
21481 target_option_default_node.
21483 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21486 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21487 Return 0 if !SHIFT_COUNT_TRUNCATED.
21489 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21490 Eric Botcazou <ebotcazou@adacore.com>
21492 PR rtl-optimization/69891
21493 * dse.c (scan_insn): If we can't figure out memset arguments
21494 or they are non-constant, call clear_rhs_from_active_local_stores.
21496 2016-02-26 Martin Liska <mliska@suse.cz>
21498 * doc/extend.texi: Mention clog10, clog10f an clog10l
21499 in Builtins section.
21501 2016-02-26 Martin Liska <mliska@suse.cz>
21503 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21505 (resolve_args_picking_1): Likewise.
21506 * dwarf2out.h (struct GTY): Likewise.
21508 2016-02-26 Martin Liska <mliska@suse.cz>
21510 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21511 with flag_checking.
21512 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21514 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21515 Martin Liska <mliska@suse.cz>
21517 * doc/install.texi: Mention --enable-valgrind-annotations.
21519 2016-02-26 Richard Biener <rguenther@suse.de>
21521 PR tree-optimization/69551
21522 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21523 looking through aliases adjust DECL_PT_UID to refer to the
21524 ultimate alias target.
21526 2016-02-25 Martin Liska <mliska@suse.cz>
21528 PR middle-end/69919
21529 * alloc-pool.c (after_memory_report): New variable.
21530 * alloc-pool.h (base_pool_allocator ::release): Do not use
21531 the infrastructure if after_memory_report.
21532 * toplev.c (toplev::main): Mark after memory report.
21534 2016-02-25 Richard Biener <rguenther@suse.de>
21536 PR tree-optimization/48795
21537 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21539 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21542 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21543 offloading is enabled and -fopenacc or -fopenmp is specified.
21544 (CRTOFFLOADEND): Likewise.
21545 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21546 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21547 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21548 (offload_objects_file_name): New static var.
21549 (tool_cleanup): Remove offload_objects_file_name file.
21550 (find_offloadbeginend): Replace with ...
21551 (find_crtoffloadtable): ... this.
21552 (run_gcc): Remove offload_argc and offload_argv.
21553 Get offload_objects_file_name from -foffload-objects=... option.
21554 Read names of object files with offload from this file, pass them to
21555 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21556 don't pass offloadbegin and offloadend to the linker. Don't pass
21557 offload non-LTO files to the linker, because now they're not claimed.
21559 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21562 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21563 on builtin_unreachable.
21565 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21567 PR rtl-optimization/69896
21568 * regcprop.c: Include cfgrtl.h.
21569 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21570 than remembered mode, either delete it (if noop_move_p), or
21571 treat like copy_p but not noop_p instruction.
21573 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21576 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21577 - allow NULL decl for Fortran DW_TAG_common_block variables.
21579 2016-02-24 Jason Merrill <jason@redhat.com>
21581 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21583 2016-02-24 Richard Biener <rguenther@suse.de>
21584 Jakub Jelinek <jakub@redhat.com>
21586 PR middle-end/69760
21587 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21588 conditionally executed ops to well-defined overflow behavior.
21590 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21592 PR middle-end/69915
21593 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21596 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21598 PR rtl-optimization/69886
21599 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21600 argument. Use it when checking validity of set instructions.
21601 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21602 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21604 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21605 * store-motion.c (find_moveable_store): Update
21606 can_assign_to_reg_without_clobbers_p callsite.
21608 2016-02-24 Richard Biener <rguenther@suse.de>
21610 PR middle-end/68963
21611 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21613 (record_nonwrapping_iv): Do not fall back to the low/high bound
21614 for non-constant IV bases if the stmt is not always executed.
21616 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21618 * config/arm/arm-cores.def (cortex-a32): New entry.
21619 * config/arm/arm-tables.opt: Regenerate.
21620 * config/arm/arm-tune.md: Regenerate.
21621 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21622 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21623 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21624 for -mcpu and -mtune.
21626 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21629 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21630 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21631 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21632 (atomic_loaddi_1): Delete.
21633 (atomic_loaddi): Rewrite expander using the above changes.
21635 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21638 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21641 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21642 Richard Biener <rguenth@suse.de>
21644 PR middle-end/69909
21645 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21646 set_mem_attributes if tem is SSA_NAME which got expanded
21649 2016-02-24 Richard Biener <rguenther@suse.de>
21651 PR tree-optimization/69907
21652 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21653 end of permutations for BB vectorization.
21655 2016-02-24 Christian Bruel <christian.bruel@st.com>
21657 * config/arm/arm-c.c (arm_option_override): Initialize
21658 target_option_current_node.
21659 * config/arm/arm.c (arm_pragma_target_parse): Replace
21660 build_target_option_node call by target_option_current_node.
21661 Set target_option_current_node.
21664 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21667 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21668 define_insn_and_split to define_insn.
21669 (zero_extendqi<mode>2_dot2): Same.
21670 (extendqi<mode>2_dot): Same.
21671 (extendqi<mode>2_dot2): Same.
21673 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21675 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21676 and add bypass for AES{D,E} and AESMC pairs.
21677 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21680 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21682 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21683 series for reciprocal square root in Exynos M1.
21685 2016-02-23 Martin Sebor <msebor@redhat.com>
21688 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21689 __builtin_alloca_with_align.
21691 2016-02-23 Richard Henderson <rth@redhat.com>
21693 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21694 (ix86_register_pragmas): Remove __seg_tls.
21695 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21696 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21697 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21698 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21699 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21700 * doc/extend.texi (__seg_tls): Remove item.
21702 2016-02-23 Richard Biener <rguenther@suse.de>
21704 * alloc-pool.h (struct allocation_object): Make id member
21705 conditional on CHECKING_P again.
21706 (get_instance): Adjust.
21707 (base_pool_allocator): Likewise.
21709 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21711 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21712 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21714 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21716 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21718 2016-02-23 Richard Biener <rguenther@suse.de>
21720 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21721 * bitmap.h (struct bitmap_usage): Likewise.
21722 (bitmap_move): Declare.
21723 * bitmap.c (register_overhead): Take size_t argument.
21724 (bitmap_move): New function.
21725 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21726 to properly account overhead.
21727 * tree.c (free_node): Use tree_size.
21729 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21732 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21733 when inverting comparison.
21736 * common.opt (Wunreachable-code): Add Warning flag.
21738 2016-02-23 Mark Wielaard <mjw@redhat.com>
21739 Jakub Jelinek <jakub@redhat.com>
21742 * cgraphunit.c (check_global_declaration): Check main_input_filename
21743 and DECL_SOURCE_FILE are not NULL.
21745 2016-02-23 Martin Jambor <mjambor@suse.cz>
21747 PR tree-optimization/69666
21748 * tree-sra.c (sra_modify_assign): Do not attempt to create
21749 default_def replacements for unscalarizable regions.
21751 2016-02-20 Mark Wielaard <mjw@redhat.com>
21754 * cgraphunit.c (check_global_declaration): Check level of
21755 warn_unused_const_variable and main_input_filename.
21756 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21757 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21758 (-Wunused-const-variable): Explain levels 1 and 2.
21760 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21763 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21764 identical arguments. Formatting and spelling fixes.
21767 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21772 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21773 and m68k-devices.def.
21774 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21775 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21777 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21779 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21780 and HImode registers.
21782 2016-02-22 Richard Biener <rguenther@suse.de>
21784 PR tree-optimization/69882
21785 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21786 preserve permutations present because of gaps.
21787 (vect_supported_load_permutation_p): Always continue checking
21788 permutations after vect_attempt_slp_rearrange_stmts.
21790 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21792 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21793 min_profitable_estimate, rather than min_profitable_iters.
21795 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21798 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21799 SImode for last match_operand.
21801 2016-02-22 Martin Liska <mliska@suse.cz>
21803 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21804 return bitsize - 1 as the return value.
21806 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21810 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21811 Handle negative shift counts.
21812 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21813 force_reg on the shift constant.
21814 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21815 (lshrsi3_d): Handle negative shift counts.
21817 2016-02-22 Richard Biener <rguenther@suse.de>
21818 Tom de Vries <tom@codesourcery.com>
21820 * graph.c: Include dumpfile.h.
21821 (print_graph_cfg): Split into three overloads.
21822 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21824 2016-02-22 Tom de Vries <tom@codesourcery.com>
21826 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21829 2016-02-22 Richard Biener <rguenther@suse.de>
21832 * ipa-inline-transform.c (inline_call): When not updating
21833 overall summaries adjust self size by the growth estimate.
21834 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21835 hash-set, do not update overall summaries here. Renamed from ...
21836 (inline_to_all_callers): ... this which is now wrapping the
21837 above and performing delayed overall summary update.
21838 (early_inline_small_functions): Delay updating of the overall
21841 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21843 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21846 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21849 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21850 :%* in %:gt() argument.
21851 (greater_than_spec_func): Adjust for expecting only numbers,
21852 if there are more than two numbers, compare the last two.
21854 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21856 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21857 -Wnarrowing with -std.
21859 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21862 * expr.c (store_field): Don't use bit-field path if exp is
21863 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21864 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21865 and the assignment can be performed by bitwise copy. Formatting
21868 PR middle-end/69838
21869 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21870 call copy_reg_eh_region_note_forward on before and/or after sequences
21871 and remove note from insn if it no longer can throw.
21874 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21875 if TARGET_AVX512BW.
21877 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21879 * config/s390/vector.md: Add missing commutative operand markers
21880 to the patterns which qualify for one.
21881 * config/s390/vx-builtins.md: Likewise.
21883 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21885 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21886 types to mode iterators.
21887 (vec_double): ... and mode attribute.
21888 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21890 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21892 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21893 Change the predicate of op2 from nonimmediate to general and let
21894 reload fix it if necessary.
21896 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21898 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21900 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21902 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21905 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21907 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21908 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21909 * config/s390/s390.md ("movstr<P:mode>"): Call
21910 s390_expand_vec_movstr.
21912 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21914 * config/s390/s390.md: Add missing output modifier for operand 1
21915 to print it as address properly.
21917 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21919 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21920 * config/s390/2964.md: New file.
21921 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21922 of insn grouping attributes depending on the CPU level.
21923 (s390_get_unit_mask): New function.
21924 (s390_sched_score): Remove the OOO from the scheduling macros.
21925 Add loop to calculate a score for the instruction mix.
21926 (s390_sched_reorder): Likewise plus improve debug output.
21927 (s390_sched_variable_issue): Rename macros as above. Calculate
21928 the unit distances after actually scheduling an insn. Improve
21930 (s390_sched_init): Clear last_scheduled_unit_distance array.
21931 * config/s390/s390.md: Include 2964.md.
21933 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21936 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21937 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21938 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21939 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21940 *avx512f_<code>v8div16qi2_mask_1): New insns.
21942 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21945 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21948 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21949 earlyclobber from target. Use wF constraint for fused memory
21951 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21953 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21954 Martin Liska <mliska@suse.cz>
21957 * cfgexpand.c (asan_sanitize_stack_p): New function.
21958 (partition_stack_vars): Use the function.
21959 (expand_stack_vars): Likewise.
21960 (defer_stack_allocation): Likewise.
21961 (expand_used_vars): Likewise.
21963 2016-02-18 Richard Biener <rguenther@suse.de>
21965 PR middle-end/69553
21966 * fold-const.c (operand_equal_p): Properly compare offsets for
21967 IMAGPART_EXPR and ARRAY_REF.
21969 2016-02-18 Nick Clifton <nickc@redhat.com>
21973 * config/arm/arm.c (arm_option_override_internal): Disable
21974 interworking if the target does not support thumb instructions.
21975 (arm_reload_in_hi): Handle the case where a register to register
21976 move needs reloading because there is no simple pattern to handle
21978 (arm_reload_out_hi): Likewise.
21980 2016-02-18 Richard Biener <rguenther@suse.de>
21982 PR middle-end/69854
21983 * match.pd: Don't use fold_binary or fold_unary for folding
21986 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21989 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21990 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21991 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21992 warn on gimple_no_warning_p statements.
21994 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21996 * doc/extend.texi (C++ Attributes): Correct description of
21997 warn_unused type attribute.
21999 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22001 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22002 correct instruction.
22004 2016-02-17 Richard Biener <rguenther@suse.de>
22006 PR rtl-optimization/69609
22007 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22008 (find_traces_1_round): When ending a trace update cached priority
22010 (bb_to_key): Use cached priority when available.
22011 (copy_bb): Initialize cached priority.
22012 (reorder_basic_blocks_software_trace_cache): Likewise.
22014 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22017 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22019 (aarch64_comparison_operator): Break overly long line into two.
22020 (aarch64_comparison_operation): Likewise.
22021 * config/aarch64/aarch64.md (cstorecc4): Use
22022 aarch64_comparison_operator_mode instead of
22023 aarch64_comparison_operator.
22024 (cstore<mode>4): Likewise.
22025 (aarch64_cstore<mode>): Likewise.
22026 (*cstoresi_insn_uxtw): Likewise.
22027 (cstore<mode>_neg): Likewise.
22028 (*cstoresi_neg_uxtw): Likewise.
22030 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22033 * config/arm/predicates.md (arm_comparison_operator_mode):
22035 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22036 instead of arm_comparison_operator.
22037 (*mov_negscc): Likewise.
22038 (*mov_notscc): Likewise.
22039 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22040 (*thumb2_mov_negscc): Likewise.
22041 (*thumb2_mov_negscc_strict_it): Likewise.
22042 (*thumb2_mov_notscc): Likewise.
22043 (*thumb2_mov_notscc_strict_it): Likewise.
22045 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22047 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22048 Add missing return.
22050 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22052 * config/visium/visium.c (machine_libfunc_index): New enum.
22053 (machine_libfuncs): New structure.
22054 (visium_libfuncs): New static variable.
22055 (TARGET_INIT_LIBFUNCS): Define to...
22056 (visium_init_libfuncs): ...this. New function.
22057 (expand_block_move_4): Use the appropriate libfunc.
22058 (expand_block_move_2): Likewise.
22059 (expand_block_move_1): Likewise.
22060 (expand_block_set_4): Likewise.
22061 (expand_block_set_2): Likewise.
22062 (expand_block_set_1): Likewise.
22063 (visium_trampoline_init): Likewise.
22065 2016-02-17 Nick Clifton <nickc@redhat.com>
22067 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22068 TI's devices.csv file as of March 2016.
22070 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22073 * opts-global.c (handle_common_deferred_options): Introduce and
22074 initialize two global variables to remember command-line options
22075 specifying a stack-limiting register.
22076 * opts.h: Add extern declarations of the two new global variables.
22077 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22078 variable based on the values of the two new global variables.
22080 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22083 * common.opt (Wnonnull-compare): New warning.
22084 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22085 of arguments against NULL.
22086 (-Wnonnull-compare): Document.
22087 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22088 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22089 * passes.def (pass_warn_nonnull_compare): Add.
22090 * gimple-ssa-nonnull-compare.c: New file.
22092 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22094 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22095 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22097 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22099 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22100 reciprocal sqrt for -mlow-precision-recip-sqrt.
22102 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22103 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22105 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22106 always use lane loads to construct non-constant vectors.
22108 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22110 * config/aarch64/aarch64.md
22111 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22112 constraints for operand 3.
22113 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22115 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22116 Richard Biener <rguenther@suse.de>
22118 PR tree-optimization/69820
22119 * tree-vect-patterns.c (type_conversion_p): Return false if
22120 *orig_type is unsigned single precision or boolean.
22121 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22124 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22126 PR rtl-optimization/69764
22127 PR rtl-optimization/69771
22128 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22129 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22131 2016-02-16 Richard Biener <rguenther@suse.de>
22133 PR tree-optimization/69776
22134 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22136 (indirect_refs_may_alias_p): Likewise.
22137 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22138 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22139 according to tbaa_p.
22140 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22141 (optimize_stmt): For redundant store discovery do not allow tbaa.
22143 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22145 PR tree-optimization/69714
22146 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22147 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22149 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22151 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22152 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22153 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22154 * config/arc/arc.c (arc_init): Check FPU options.
22155 (get_arc_condition_code): Handle new CC_FPU* modes.
22156 (arc_select_cc_mode): Likewise.
22157 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22158 register pair only. Allow access for ARCv2 accumulator.
22159 (gen_compare_reg): Whenever we have FPU support use FPU compare
22161 (arc_reorg): Don't generate brcc insns when FPU compare
22162 instructions are involved.
22163 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22164 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22165 floating point emulation.
22166 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22167 (REVERSE_CONDITION): Add new CC_FPU* modes.
22168 (TARGET_FP_SP_BASE): Define.
22169 (TARGET_FP_DP_BASE): Likewise.
22170 (TARGET_FP_SP_FUSED): Likewise.
22171 (TARGET_FP_DP_FUSED): Likewise.
22172 (TARGET_FP_SP_CONV): Likewise.
22173 (TARGET_FP_DP_CONV): Likewise.
22174 (TARGET_FP_SP_SQRT): Likewise.
22175 (TARGET_FP_DP_SQRT): Likewise.
22176 (TARGET_FP_DP_AX): Likewise.
22177 * config/arc/arc.md (ARCV2_ACC): New constant.
22178 (type): New fpu type attribute.
22179 (SDF): Conditional iterator.
22180 (cstore<mode>, cbranch<mode>): Change expand condition.
22181 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22182 handles FPU/FPX cases as well.
22183 * config/arc/arc.opt (mfpu): New option.
22184 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22186 (adddf3, muldf3, subdf3): Removed.
22187 * config/arc/predicates.md (proper_comparison_operator): Recognize
22189 * config/arc/fpu.md: New file.
22190 * doc/invoke.texi (ARC Options): Document mfpu option.
22192 2016-02-16 Richard Biener <rguenther@suse.de>
22194 PR rtl-optimization/69291
22195 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22196 noce_operand_ok check.
22198 2016-02-16 Tom de Vries <tom@codesourcery.com>
22201 * omp-low.c (simd_clone_create): Remove call to
22202 symtab->call_cgraph_insertion_hooks.
22204 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22206 PR tree-optimization/69802
22207 * tree-ssa-reassoc.c (update_range_test): If op is
22208 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22209 op == 1 test of precision 1 integral op, otherwise handle
22210 that case as op itself. Fix up formatting.
22211 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22214 2016-02-16 Richard Biener <rguenther@suse.de>
22216 PR tree-optimization/69586
22217 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22218 types for conversion sources.
22220 2016-02-16 Richard Biener <rguenther@suse.de>
22222 PR middle-end/69801
22223 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22224 mask OEP_ADDRESS_OF.
22226 2016-02-16 Alan Modra <amodra@gmail.com>
22229 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22230 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22231 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22233 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22234 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22235 (p8_fmrgow_<mode>): Likewise.
22236 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22238 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22239 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22240 to use movdi_internal64. Remove op0_di.
22241 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22243 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22245 Add support for the FCCMP insn types
22247 * config/aarch64/aarch64.md (fccmp): Change insn type.
22248 (fccmpe): Likewise.
22249 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22250 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22251 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22252 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22253 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22254 * config/arm/types.md (fccmps): Add new insn type.
22255 (fccmpd): Likewise.
22257 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22259 * alias.c (get_alias_set): Fix a typo in comment.
22261 2016-02-15 Richard Biener <rguenther@suse.de>
22263 PR tree-optimization/69595
22264 * match.pd: Complete range test simplification to true.
22266 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22268 PR rtl-optimization/69648
22269 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22270 pic_offset_table_rtx.
22272 PR rtl-optimization/69752
22273 * ira.c (update_equiv_regs): When looking for more than a single SET,
22274 also take other side effects into account.
22276 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22278 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22279 for z900+ CPUs in 31-bit mode.
22281 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22283 * common/config/s390/s390-common.c (s390_supports_split_stack):
22285 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22286 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22287 * config/s390/s390.c (struct machine_function): New field
22288 split_stack_varargs_pointer.
22289 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22290 in s390_emit_prologue.
22291 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22293 (morestack_ref): New global.
22294 (SPLIT_STACK_AVAILABLE): New macro.
22295 (s390_expand_split_stack_prologue): New function.
22296 (s390_live_on_entry): New function.
22297 (s390_va_start): Use split-stack vararg pointer if appropriate.
22298 (s390_asm_file_end): Emit the split-stack note sections.
22299 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
22300 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
22301 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22302 (UNSPECV_SPLIT_STACK_DATA): New unspec.
22303 (split_stack_prologue): New expand.
22304 (split_stack_space_check): New expand.
22305 (split_stack_data): New insn.
22306 (split_stack_call): New expand.
22307 (split_stack_call_*): New insn.
22308 (split_stack_cond_call): New expand.
22309 (split_stack_cond_call_*): New insn.
22311 2016-02-15 Richard Biener <rguenther@suse.de>
22313 PR tree-optimization/69783
22314 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22315 Add trivially correct cases.
22317 2016-02-15 Tom de Vries <tom@codesourcery.com>
22320 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
22322 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
22324 2016-02-15 Richard Biener <rguenther@suse.de>
22326 PR tree-optimization/69776
22327 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22328 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
22329 indicate whether we can use TBAA to disambiguate against stores.
22330 Use alias-set zero if not.
22331 (visit_reference_op_store): Do not use TBAA when looking up
22333 * tree-ssa-pre.c (compute_avail): Use TBAA here.
22334 (eliminate_dom_walker::before_dom_children): But not when looking
22335 up redundant stores.
22337 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
22339 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
22341 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22343 * config/i386/znver1.md
22344 (znver1_pop, znver1_pop_mem,
22345 znver1_load_imov_double_store,
22346 znver1_load_imov_direct_store,
22347 znver1_load_imov_direct_load,
22348 znver1_load_imov_double_load): Add new.
22349 (znver1_insn, znver1_insn_load): Add icmov type.
22350 (znver1_sseavx_fma,
22351 znver1_sseavx_fma_load,
22353 znver1_avx256_fma_load): Fix pipe usage.
22355 2016-02-14 Alan Modra <amodra@gmail.com>
22358 * reload.c (find_reloads_address_1): For pre/post-inc/dec
22359 with an invalid hard reg, reload just the reg not the entire
22360 pre/post-inc/dec address expression.
22362 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22365 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
22366 fixed R1_REG scratch reg.
22367 (sibcall_value_pcrel_fdpic): Likewise.
22369 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22373 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
22375 2016-02-12 Walter Lee <walt@tilera.com>
22377 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
22378 * config/tilegx/t-tilegx: Likewise.
22380 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22383 * diagnostic-show-locus.c (struct line_span): New struct.
22384 (layout::get_first_line): Delete.
22385 (layout::get_last_line): Delete.
22386 (layout::get_num_line_spans): New member function.
22387 (layout::get_line_span): Likewise.
22388 (layout::print_heading_for_line_span_index_p): Likewise.
22389 (layout::get_expanded_location): Likewise.
22390 (layout::calculate_line_spans): Likewise.
22391 (layout::m_first_line): Delete.
22392 (layout::m_last_line): Delete.
22393 (layout::m_line_spans): New field.
22394 (layout::layout): Update comment. Replace m_first_line and
22395 m_last_line with m_line_spans, replacing their initialization
22396 with a call to calculate_line_spans.
22397 (diagnostic_show_locus): When printing source lines and
22398 annotations, rather than looping over a single span
22399 of lines, instead loop over each line_span within
22400 the layout, with an inner loop over the lines within them.
22401 Call the context's start_span callback when changing line spans.
22402 * diagnostic.c (diagnostic_initialize): Initialize start_span.
22403 (diagnostic_build_prefix): Break out the building of the location
22404 part of the string into...
22405 (diagnostic_get_location_text): ...this new function, rewriting
22406 it from nested ternary expressions to a sequence of "if"
22408 (default_diagnostic_start_span_fn): New function.
22409 * diagnostic.h (diagnostic_start_span_fn): New typedef.
22410 (diagnostic_context::start_span): New field.
22411 (default_diagnostic_start_span_fn): New prototype.
22413 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22416 * gcc.c (driver::finalize): Fix cleanup of "specs".
22418 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22422 * gcc.c (driver::driver): Initialize m_option_suggestions.
22423 (driver::~driver): Clean up m_option_suggestions.
22424 (suggest_option): Convert to...
22425 (driver::suggest_option): ...this, and split out into
22426 driver::build_option_suggestions and find_closest_string.
22427 (driver::build_option_suggestions): New function, from
22428 first half of suggest_option. Special-case
22429 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
22430 the sanitizer_opts array. For options of enum types, add the
22431 various enum values to the candidate strings.
22432 (driver::handle_unrecognized_options): Remove "const".
22433 * gcc.h (driver::handle_unrecognized_options): Likewise.
22434 (driver::build_option_suggestions): New decl.
22435 (driver::suggest_option): New decl.
22436 (driver::m_option_suggestions): New field.
22437 * opts-common.c (add_misspelling_candidates): New function.
22438 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22439 and make non-static.
22440 * opts.h (sanitizer_opts): New array decl.
22441 (add_misspelling_candidates): New function decl.
22442 * spellcheck.c (find_closest_string): New function.
22443 * spellcheck.h (find_closest_string): New function decl.
22445 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22447 PR rtl-optimization/69764
22448 PR rtl-optimization/69771
22449 * optabs.c (expand_binop_directly): For shift_optab_p, force
22450 convert_modes with VOIDmode if xop1 has VOIDmode.
22452 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22455 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22456 to correctly determine instrumentation thunks.
22458 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22461 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22462 type by reference, force lhs on the call.
22465 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22466 Compute retval and retbnd early in all cases if split_part_return_p
22467 and return_bb is not EXIT. Remove all clobber stmts and reset
22468 all debug stmts that refer to SSA_NAMEs defined in split part,
22469 except if it is retval, in that case replace the old retval with the
22470 lhs of the call to the split part.
22472 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22475 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22477 PR middle-end/66726
22478 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22479 whose result is used in PHI.
22480 (maybe_optimize_range_tests): Likewise.
22481 (final_range_test_p): Likweise.
22483 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22485 PR middle-end/66726
22486 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22487 whose result is used in PHI.
22488 (maybe_optimize_range_tests): Likewise.
22489 (final_range_test_p): Likweise.
22491 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22493 * cgraph.c: Spelling fixes - behaviour -> behavior and
22494 neighbour -> neighbor.
22495 * target.def: Likewise.
22496 * sel-sched.c: Likewise.
22497 * config/mips/mips.c: Likewise.
22498 * config/arc/arc.md: Likewise.
22499 * config/arm/cortex-a57.md: Likewise.
22500 * config/arm/arm.c: Likewise.
22501 * config/arm/neon.md: Likewise.
22502 * config/arm/arm-c.c: Likewise.
22503 * config/vms/vms-c.c: Likewise.
22504 * config/s390/s390.c: Likewise.
22505 * config/i386/znver1.md: Likewise.
22506 * config/i386/i386.c: Likewise.
22507 * config/ia64/hpux-unix2003.h: Likewise.
22508 * config/msp430/msp430.md: Likewise.
22509 * config/rx/rx.c: Likewise.
22510 * config/rx/rx.md: Likewise.
22511 * config/aarch64/aarch64-simd.md: Likewise.
22512 * config/aarch64/aarch64.c: Likewise.
22513 * config/nvptx/nvptx.c: Likewise.
22514 * config/bfin/bfin.c: Likewise.
22515 * config/cris/cris.opt: Likewise.
22516 * config/rs6000/rs6000.c: Likewise.
22517 * target.h: Likewise.
22518 * spellcheck.c: Likewise.
22519 * ira-build.c: Likewise.
22520 * tree-inline.c: Likewise.
22521 * builtins.c: Likewise.
22522 * lra-constraints.c: Likewise.
22523 * explow.c: Likewise.
22524 * hwint.h: Likewise.
22525 * targhooks.c: Likewise.
22526 * tree-vect-data-refs.c: Likewise.
22527 * expr.c: Likewise.
22528 * doc/tm.texi: Likewise.
22529 * doc/extend.texi: Likewise.
22530 * doc/install.texi: Likewise.
22531 * doc/md.texi: Likewise.
22532 * tree-ssa-tail-merge.c: Likewise.
22533 * sched-int.h: Likewise.
22534 * match.pd: Likewise.
22535 * sched-ebb.c: Likewise.
22536 * target.def (omit_struct_return_reg): Likewise.
22537 * gimple-ssa-isolate-paths.c: Likewise.
22538 (find_implicit_erroneous_behaviour): Renamed to...
22539 (find_implicit_erroneous_behavior): ... this.
22540 (find_explicit_erroneous_behaviour): Renamed to...
22541 (find_explicit_erroneous_behavior): ... this.
22542 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22544 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22546 PR rtl-optimization/64682
22547 PR rtl-optimization/69567
22548 PR rtl-optimization/69737
22549 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22550 in I2 as well, just lose it.
22552 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22554 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22556 (aarch64_last_printed_tune_string): Likewise.
22557 (aarch64_declare_function_name): Only output .arch assembler
22558 directive if it will be different from the previously output
22559 directive. Same for .tune comment but only if -dA is set.
22560 (aarch64_start_file): New function.
22561 (TARGET_ASM_FILE_START): Define.
22563 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22566 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22568 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22571 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22572 -Wmaybe-uninitialized warning.
22574 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22577 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22579 2016-02-11 Richard Biener <rguenther@suse.de>
22581 PR rtl-optimization/69291
22582 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22583 subexpressions affected by changing the result.
22585 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22588 * lra-constraints.c (curr_insn_transform): Find in/out operands
22589 for secondary memory moves. Update dups.
22591 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22593 PR tree-optimization/69652
22594 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22595 to nested loop, did source re-formatting, skip debug statements,
22596 add check on statement with volatile operand, remove dead scalar
22599 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22600 Patrick Palka <ppalka@gcc.gnu.org>
22604 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22605 calls if the return type is TREE_ADDRESSABLE.
22606 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22607 * ipa-split.c (split_function): Fix doubled "we" in comment.
22608 Use void return type for the split part even if
22609 !split_point->split_part_set_retval.
22611 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22613 PR tree-optimization/68021
22614 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22615 when computing the value of biv cand by itself.
22617 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22619 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22620 (cortexa57_tunings): Likewise.
22621 (cortexa72_tunings): Likewise.
22622 (arch_macro_fusion_pair_p): Add support for AES fusion.
22623 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22624 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22625 Allow virtual registers before reload so early scheduling works.
22626 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22627 correct latency and pipeline.
22628 (cortex_a57_crypto_complex): Likewise.
22629 (cortex_a57_crypto_xor): Likewise.
22630 (define_bypass): Add AES bypass.
22632 2016-02-10 Richard Biener <rguenther@suse.de>
22634 PR tree-optimization/69726
22635 * passes.def: Add DCE pass before late uninit.
22636 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22637 really fixup if-conversions job.
22639 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22641 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22642 (arm_cortex_a57_tune): Likewise.
22643 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22644 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22646 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22648 * timevar.def (TV_PHASE_DBGINFO): Delete.
22649 (TV_PHASE_CHECK_DBGINFO): Likewise.
22650 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22652 2016-02-10 Richard Biener <rguenther@suse.de>
22654 PR tree-optimization/69719
22655 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22656 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22658 2016-02-09 Andrew Pinski <apinski@cavium.com>
22661 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22662 get_vcond_mask_icode returns false.
22664 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22667 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22668 an ADDIS that adds a pointer to a large constant that sets the
22669 upper16 bits with a load operation.
22671 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22674 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22676 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22678 (vzipq_s16): Likewise.
22679 (vzipq_s32): Likewise.
22680 (vzipq_f32): Likewise.
22681 (vzipq_u8): Likewise.
22682 (vzipq_u16): Likewise.
22683 (vzipq_u32): Likewise.
22684 (vzipq_p8): Likewise.
22685 (vzipq_p16): Likewise.
22687 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22690 * config/arm/arm.c (neon_endian_lane_map): New function.
22691 (neon_vector_pair_endian_lane_map): New function.
22692 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22693 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22695 (vuzpq_s16): Likewise.
22696 (vuzpq_s32): Likewise.
22697 (vuzpq_f32): Likewise.
22698 (vuzpq_u8): Likewise.
22699 (vuzpq_u16): Likewise.
22700 (vuzpq_u32): Likewise.
22701 (vuzpq_p8): Likewise.
22702 (vuzpq_p16): Likewise.
22704 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22707 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22710 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22712 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22713 truncate const_int operand 1 to QImode.
22715 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22717 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22718 corresponding to an abnormal edge.
22720 2016-02-09 Tom de Vries <tom@codesourcery.com>
22722 PR tree-optimization/69599
22723 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22725 (find_func_aliases_for_builtin_call, find_func_clobbers)
22726 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22729 2016-02-09 Richard Biener <rguenther@suse.de>
22731 PR tree-optimization/69715
22732 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22733 LHS on calls as non-rewritable.
22735 2016-02-09 Tom de Vries <tom@codesourcery.com>
22738 * lto-wrapper.c (append_diag_options): New function.
22739 (compile_offload_image): Call append_diag_options.
22741 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22744 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22745 Minor copy-edit to fix verb tenses.
22747 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22749 PR tree-optimization/69209
22750 * ipa-split.c (split_function): If split part is not
22751 returning retval, retval has gimple type but is not
22752 gimple value, force it into a SSA_NAME first.
22754 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22756 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22759 2016-02-08 Jason Merrill <jason@redhat.com>
22762 * convert.c (convert_to_integer_1): Check dofold on truncation
22764 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22765 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22766 Rename from *_nofold.
22767 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22768 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22770 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22773 * tree.c (build_common_tree_nodes): Remove short_double argument.
22774 All callers changed.
22775 * tree.h (build_common_tree_nodes): Adjust declaration.
22776 * doc/invoke.texi (-fshort-double): Remove documentation.
22777 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22778 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22779 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22780 (append_linker_options): Don't handle OPT_fshort_double.
22782 PR rtl-optimization/68730
22783 * lra-remat.c (insn_to_cand_activation): New static variable.
22784 (lra_remat): Allocate and free it.
22785 (create_cand): New arg activation. Initialize a field in
22786 insn_to_cand_activation if it is nonnull.
22787 (create_cands): Pass the activation insn to create_cand when making
22788 a candidate involving an output reload. Reorganize code a little.
22789 (do_remat): Keep track of active status of candidates in a separate
22792 2016-02-08 Richard Biener <rguenther@suse.de>
22794 PR tree-optimization/69719
22795 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22796 Properly use absolute of the difference of the two offsets to
22797 compare or adjust the segment length.
22799 2016-02-08 Richard Biener <rguenther@suse.de>
22800 Jeff Law <law@redhat.com>
22803 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22804 types for anonymous SSA names.
22806 2016-02-08 Richard Biener <rguenther@suse.de>
22808 PR rtl-optimization/69274
22809 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22811 2016-02-08 Jeff Law <law@redhat.com>
22813 PR tree-optimization/65917
22814 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22815 equivalences from if (x == y) style conditionals.
22816 (loop_depth_of_name): Remove.
22817 (record_equality): Remove loop depth check.
22818 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22819 (const_and_copies::record_const_or_copy_raw): New member function.
22820 * tree-ssa-scopedtables.c
22821 (const_and_copies::record_const_or_copy_raw): New, factored out of
22822 (const_and_copies::record_const_or_copy): Call new member function.
22824 2016-02-05 Jeff Law <law@redhat.com>
22826 PR tree-optimization/68541
22827 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22828 (count_stmts_in_block): New function.
22829 (poor_ifcvt_candidate_code): Likewise.
22830 (is_feasible_trace): Add some heuristics to determine when path
22831 splitting is profitable.
22832 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22833 is a diamond with a single exit.
22835 2016-02-05 Martin Sebor <msebor@redhat.com>
22838 * doc/invoke.texi: Update -Wplacement-new to take an optional
22841 2016-02-06 Richard Henderson <rth@redhat.com>
22844 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22845 out of non-standard address spaces.
22847 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22849 PR rtl-optimization/69691
22850 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22852 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22854 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22855 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22856 (*ieee128_mfvsrd_64bit): Likewise.
22857 (*ieee128_mfvsrd_32bit): Likewise.
22859 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22863 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22865 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22866 instrumented_version.
22868 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22870 * doc/invoke.texi (Optimize Options): In table of --param options
22871 rename second occurrence of tracer-min-branch-ratio to
22872 tracer-min-branch-probability, rename
22873 tracer-min-branch-ratio-feedback to
22874 tracer-min-branch-probability-feedback and clarify description,
22875 rename sched-spec-state-edge-prob-cutoff to
22876 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22877 to selsched-insns-to-rename, rename lto-minpartition to
22878 lto-min-partition, delete reorder-blocks-duplicate and
22879 reorder-blocks-duplicate-feedback.
22881 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22883 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22886 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22888 * doc/extend.texi: S/390: Correct some typos.
22890 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22892 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22894 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22897 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22898 (s390_register_info_gprtofpr): Use new macros above.
22899 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22901 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22902 its name. Adjust restore and save gpr ranges.
22903 (s390_register_info_set_ranges): New function.
22904 (s390_register_info): Use new macros above. Call
22905 s390_register_info_set_ranges.
22906 (s390_optimize_register_info): Likewise.
22907 (s390_hard_regno_rename_ok): Use new macros.
22908 (s390_hard_regno_scratch_ok): Likewise.
22909 (s390_emit_epilogue): Likewise.
22910 (s390_can_use_return_insn): Likewise.
22911 (s390_optimize_prologue): Likewise.
22912 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22914 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22917 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22919 (ix86_option_override_internal): Disable TARGET_STV even for
22920 -m{incoming,preferred}-stack-boundary=3.
22922 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22924 * config.gcc: Mark deprecated rtems targets as obsolete.
22926 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22928 PR rtl-optimization/64682
22929 PR rtl-optimization/69567
22930 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22931 before I2 only if the register is both used and set in I2.
22933 2016-02-04 DJ Delorie <dj@redhat.com>
22935 * config/msp430/msp430.c (msp430_start_function): Add function type.
22937 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22940 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22942 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22944 PR rtl-optimization/69577
22946 2015-10-29 Richard Henderson <rth@redhat.com>
22950 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22951 sse check to the exact conditions of PR 67609.
22953 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22956 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22957 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22958 not allowed into the traditional Altivec registers.
22959 (movtd_64bit_nodm): Likewise.
22960 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22962 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22964 * config/aarch64/cortex-a57-fma-steering.c
22965 (aarch64_register_fma_steering): Remove "static" from arguments
22968 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22971 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22972 twice when complex.
22974 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22976 * doc/invoke.texi: Delete -mno-fma4.
22978 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22980 PR rtl-optimization/69577
22981 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22982 (find_subregs_of_mode): Update accordingly. Iterate over partial
22985 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22987 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22988 * config/arm/arm.c (neon_reinterpret): Remove.
22989 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22990 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22991 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22992 vreinterpretti): Remove.
22993 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22994 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22995 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22996 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22997 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22998 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22999 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23000 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23001 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23002 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23003 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23004 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23005 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23006 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23007 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23008 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23009 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23010 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23011 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23012 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23013 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23014 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23015 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23016 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23017 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23018 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23019 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23020 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23021 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23022 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23023 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23024 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23025 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23026 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23027 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23028 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23029 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23030 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23031 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23032 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23033 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23034 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23035 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23036 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23037 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23038 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23039 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23040 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23041 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23042 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23043 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23044 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23045 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23046 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23047 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23048 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23049 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23050 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23051 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23052 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23053 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23054 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23055 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23056 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23057 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23058 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23059 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23060 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23061 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23062 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23063 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23064 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23065 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23066 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23067 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23068 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23069 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23070 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23071 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23072 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23073 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23074 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23075 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23076 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23077 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23078 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23079 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23080 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23081 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23082 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23083 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23084 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23085 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23086 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23087 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23088 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23089 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23090 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23091 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23092 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23093 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23094 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23095 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23097 2016-02-04 Martin Liska <mliska@suse.cz>
23100 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23101 that are gimple_store_p.
23102 (maybe_instrument_call): Likewise.
23104 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23106 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23107 register scaling out of memory reference and comment why.
23109 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23113 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23114 folding the source of a SET.
23116 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23120 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23121 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23123 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23127 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23130 2016-02-04 Christian Bruel <christian.bruel@st.com>
23132 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23133 * config/arm/arm.c (arm_set_current_function): Likewise.
23135 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23136 Ilya Enkovich <enkovich.gnu@gmail.com>
23137 H.J. Lu <hongjiu.lu@intel.com>
23140 * config/i386/i386.c (convert_scalars_to_vector): Remove
23141 stack alignment fixes.
23142 (ix86_option_override_internal): Disable TARGET_STV if stack
23143 might not be aligned enough.
23144 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23146 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23148 * config/i386/x86-tune.def: Disable default prefetching
23151 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23152 Vladimir Makarov <vmakarov@redhat.com>
23155 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23156 in validating fused toc addresses.
23158 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23161 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23162 range->m_caret fields if range->m_show_caret_p is false.
23165 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23166 Force oldval into register if it does not satisfy reg_or_short_operand
23167 predicate. Fix up formatting.
23169 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23170 Alexandre Oliva <aoliva@redhat.com>
23173 * lra-constraints.c (simplify_operand_subreg): Check additionally
23174 address validity after potential reloading.
23175 (process_address_1): Check insns validity. In case of failure do
23178 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23181 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23184 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23186 * wide-int.cc (canonize_uhwi): New function.
23187 (wi::divmod_internal): Use it.
23189 2016-02-02 James Norris <jnorris@codesourcery.com>
23191 * gimplify.c (omp_notice_variable): Add usage check.
23193 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23195 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23196 like LE, GE, LT, GT when emitting relational operator.
23198 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23200 * ira-costs.c (find_costs_and_classes): Add extra argument.
23201 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23202 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23203 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23204 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23205 Add best_class parameter, and return it if not ALL_REGS.
23206 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23208 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23209 Update target hook.
23211 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23213 * config/aarch64/aarch64.c
23214 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23215 (aarch64_ira_change_pseudo_allocno_class): New function.
23217 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23220 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23222 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23224 * config/avr/avr.c (avr_option_override): Set
23225 PARAM_ALLOW_STORE_DATA_RACES to 1.
23227 2016-02-02 Richard Biener <rguenther@suse.de>
23229 PR tree-optimization/69595
23230 * match.pd: Add range test simplifications to true/false.
23232 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23234 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23235 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23238 2016-02-02 Richard Biener <rguenther@suse.de>
23240 PR tree-optimization/69606
23241 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23242 info on the result before moving a stmt.
23244 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23246 PR middle-end/68542
23247 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23248 branch with vector comparison.
23249 * config/i386/sse.md (VI48_AVX): New mode iterator.
23250 (define_expand "cbranch<mode>4): Add support for conditional branch
23251 with vector comparison.
23252 * tree-vect-loop.c (optimize_mask_stores): New function.
23253 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23254 has_mask_store field of vect_info.
23255 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23256 vectorized loops having masked stores after vec_info destroy.
23257 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23258 correspondent macros.
23259 (optimize_mask_stores): Add prototype.
23261 2016-02-02 Alan Modra <amodra@gmail.com>
23264 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23267 2016-02-02 Alan Modra <amodra@gmail.com>
23270 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23271 whenever toc_label_name used.
23272 (rs6000_file_start): Don't set up toc section here,
23273 (rs6000_output_function_epilogue): do so here instead,
23274 (rs6000_xcoff_file_start): and here.
23275 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23276 (load_toc_aix_di): Likewise.
23278 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23280 PR rtl-optimization/69592
23281 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23282 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23283 (num_sign_bit_copies_binary_arith_p): New inline function.
23284 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23286 2016-02-01 Jeff Law <law@redhat.com>
23288 PR tree-optimization/69580
23289 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23290 * tree-ssa-threadbackward.c
23291 (fsm_find_control_statement_thread_paths): Do not try to walk
23292 through large PHI nodes.
23294 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23296 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23297 when count is incremented above limit, don't analyze further
23300 * omp-low.c (oacc_parse_default_dims): Avoid
23301 -Wsign-compare warning, make sure value fits into int
23302 rather than just unsigned int.
23304 2016-02-01 Bin Cheng <bin.cheng@arm.com>
23306 PR tree-optimization/67921
23307 * fold-const.c (split_tree): New parameters. Convert pointer
23308 type variable part to proper type before negating.
23309 (fold_binary_loc): Pass new arguments to split_tree.
23311 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
23313 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
23314 (nvptx_goacc_validate_dims): Extend to handle global defaults.
23315 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
23316 * doc/tm.texti: Rebuilt.
23317 * doc/invoke.texi (fopenacc-dim): Document.
23318 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
23319 (append_compiler_options): Likewise.
23320 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
23321 (oacc_parse_default_dims): New.
23322 (oacc_validate_dims): Add USED arg. Select non-unity default when
23324 (oacc_loop_fixed_partitions): Return mask of used partitions.
23325 (oacc_loop_auto_partitions): Emit dump info.
23326 (oacc_loop_partition): Return mask of used partitions.
23327 (execute_oacc_device_lower): Parse default dimension arg. Adjust
23328 loop partitioning and validation calls.
23330 2016-02-01 Richard Biener <rguenther@suse.de>
23332 PR middle-end/69556
23333 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
23335 2016-02-01 Richard Biener <rguenther@suse.de>
23337 PR tree-optimization/69574
23338 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
23339 of asserting return chrec_dont_know.
23341 2016-02-01 Martin Liska <mliska@suse.cz>
23343 * mem-stats-traits.h: Add copyright header.
23344 * mem-stats.h: Likewise.
23346 2016-02-01 Richard Biener <rguenther@suse.de>
23348 PR tree-optimization/69579
23349 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
23350 Do not propagate through abnormal PHI results.
23352 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
23354 * postreload.c (reload_cse_simplify): Remove dead code.
23356 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23358 PR rtl-optimization/69570
23359 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
23360 if there is more than one set, not if there is a single set.
23362 2016-02-01 Richard Henderson <rth@redhat.com>
23365 * combine.c (make_compound_operation): When looking through a
23366 subreg, make sure to re-extend to the width of the outer mode.
23368 2016-01-30 Jakub Jelinek <jakub@redhat.com>
23370 PR tree-optimization/69546
23371 * wide-int.cc (wi::divmod_internal): For unsigned division
23372 where both operands fit into uhwi, if o1 is 1 and o0 has
23373 msb set, if divident_prec is larger than bits per hwi,
23374 clear another quotient word and return 2 instead of 1.
23375 Similarly for remainder with msb in HWI set, if dividend_prec
23376 is larger than bits per hwi.
23378 2016-01-29 Martin Jambor <mjambor@suse.cz>
23380 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
23381 Use short lowercase names.
23382 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
23383 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
23384 acq_rel one. Protect warning agains segfaults if
23385 get_memory_order_name returns NULL.
23386 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
23387 with release semantics. Do not warn if get_memory_order already did.
23388 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
23389 semantics. Fix check for relaxed or acquire semantics. Do not warn
23390 if get_memory_order already did.
23392 2016-01-29 Sebastian Pop <s.pop@samsung.com>
23394 * doc/install.texi: Document that isl-0.16 is supported.
23396 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
23399 * config/i386/constraints.md (Bm): Describe as special memory
23401 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
23402 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23403 * genpreds.c (struct constraint_data): Add is_special_memory.
23404 (have_special_memory_constraints, special_memory_start): New
23406 (special_memory_end): Ditto.
23407 (add_constraint): Add new arg is_special_memory. Add code to
23408 process its true value. Update have_special_memory_constraints.
23409 (process_define_constraint): Pass the new arg.
23410 (process_define_register_constraint): Ditto.
23411 (choose_enum_order): Process special memory.
23412 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
23413 function insn_extra_special_memory_constraint.
23414 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23415 * gensupport.c (process_rtx): Process
23416 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23417 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
23418 * ira-lives.c (single_reg_class): Use
23419 insn_extra_special_memory_constraint.
23420 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
23421 * lra-constraints.c (process_alt_operands): Ditto.
23422 (curr_insn_transform): Use insn_extra_special_memory_constraint.
23423 * recog.c (asm_operand_ok, preprocess_constraints): Process
23425 * reload.c (find_reloads): Ditto.
23426 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
23427 * stmt.c (parse_input_constraint): Use
23428 insn_extra_special_memory_constraint.
23430 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23433 * lra-splill.c (lra_final_code_change): Revert r229087 by
23434 removing all sub-registers.
23436 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23439 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23441 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23444 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23445 SSE1, copy target into the temporary reg first before recursing
23448 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23450 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23453 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23455 * ginclude/stdarg.h: Test __cplusplus instead of
23456 __GXX_EXPERIMENTAL_CXX0X__.
23458 2016-01-29 Richard Biener <rguenther@suse.de>
23460 PR tree-optimization/69547
23461 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23462 Do not mark clobbers necessary.
23463 (mark_all_reaching_defs_necessary_1): Likewise.
23465 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23467 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23468 declaration name with %qs and print it in both error messages.
23469 Also fix indentation.
23471 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23474 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23475 trailing blank line from error message.
23477 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23480 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23483 2016-01-29 Richard Biener <rguenther@suse.de>
23485 PR middle-end/69537
23486 * match.pd: Allow all integral types when simplifying a
23487 widening or sign-changing conversion.
23489 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23491 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23492 back to setting codegen_error to fail codegen.
23494 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23497 * config/i386/constraints.md (C): Only accept constant zero operand.
23498 (BC): New constraint.
23499 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23500 instead of C constraint.
23501 * doc/md.texi (Machine Constraints): Update description
23504 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23507 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23509 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23511 PR middle-end/69542
23512 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23515 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23517 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23518 branches if using guessed profile.
23520 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23522 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23524 2016-01-28 Richard Henderson <rth@redhat.com>
23527 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23528 * config/aarch64/aarch64-protos.h: Update.
23529 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23530 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23531 (aarch64_get_condition_code_1): Handle CC_Cmode.
23532 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23533 (*add<mode>3_compareC_cconly_imm): New.
23534 (*add<mode>3_compareC_cconly): New.
23535 (*add<mode>3_compareC_imm): New.
23536 (add<mode>3_compareC): New.
23537 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23538 to be first. Use aarch64_carry_operation.
23539 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23540 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23541 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23542 (subti3): Use subdi3_compare1.
23543 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23544 (sub<mode>3_compare1): New.
23545 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23546 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23547 (*subsi3_carryin_uxtw): Likewise.
23548 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23549 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23550 * config/aarch64/iterators.md (DWI): New.
23551 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23552 (aarch64_borrow_operation): New.
23554 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23556 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23557 message when isl does not return a valid schedule.
23559 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23561 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23562 Remove comments from class declarations: they are already in the code
23565 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23567 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23569 (ternary_op_to_tree): Same.
23570 (unary_op_to_tree): Same.
23571 (nary_op_to_tree): Same.
23572 (gcc_expression_from_isl_expr_op): Same.
23573 (gcc_expression_from_isl_expression): Same.
23574 (graphite_create_new_loop): Same.
23575 (graphite_create_new_loop_guard): Same.
23576 (build_iv_mapping): Same.
23577 (graphite_create_new_guard): Same.
23578 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23579 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23581 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23583 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23584 instead of setting codegen_error to fail codegen.
23586 2016-01-28 Jason Merrill <jason@redhat.com>
23588 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23590 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23592 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23593 Remove CONST_INT_P check in CCMP cost calculation.
23595 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23597 * config/aarch64/aarch64.c (generic_vector_cost):
23598 Set vec_permute_cost.
23599 (cortexa57_vector_cost): Likewise.
23600 (exynosm1_vector_cost): Likewise.
23601 (xgene1_vector_cost): Likewise.
23602 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23603 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23604 Add vec_permute_cost entry.
23606 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23608 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23610 (add<mode>3_compare0): Likewise.
23611 (addsi3_compare0_uxtw): Likewise.
23612 (add<mode>3nr_compare0): Likewise.
23613 (compare_neg<mode>): Likewise.
23614 (<optab><mode>3): Likewise.
23616 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23618 * tree-vect-stmts.c (vectorizable_comparison): Add
23619 NULL check for vectype.
23621 2016-01-28 Richard Biener <rguenther@suse.de>
23623 PR tree-optimization/69466
23624 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23625 Account for PHIs we couldn't duplicate.
23627 2016-01-28 Martin Liska <mliska@suse.cz>
23630 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23631 instead of ENABLE_VALGRIND_CHECKING.
23633 2016-01-27 Richard Henderson <rth@redhat.com>
23636 * lra-remat.c (subreg_regs): New.
23637 (dump_candidates_and_remat_bb_data): Dump it.
23638 (operand_to_remat): Reject if operand in subreg_regs.
23639 (set_bb_regs): Collect subreg_regs.
23640 (lra_remat): Init and free subreg_regs. Compute
23641 calculate_local_reg_remat_bb_data before create_cands.
23643 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23646 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23647 change stack_alignment_needed for __tls_get_addr call.
23649 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23651 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23653 2016-01-27 Jeff Law <law@redhat.com>
23655 PR tree-optimization/68398
23656 PR tree-optimization/69196
23657 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23658 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23659 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23660 Only count PHIs in the last block in the path. The others will
23661 const/copy propagate away. Add heuristic to allow more irreducible
23662 subloops to be created when it is likely profitable to do so.
23664 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23665 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23666 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23668 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23671 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23672 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23673 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23674 * tree-streamer-in.c: Include asan.h.
23675 (streamer_get_builtin_tree): For builtins in sanitizer
23676 range call initialize_sanitizer_builtins and retry.
23678 2016-01-27 Ian Lance Taylor <iant@google.com>
23680 * common.opt (fkeep-gc-roots-live): New undocumented option.
23681 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23682 -fkeep-gc-roots-live, skip pointers.
23683 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23686 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23689 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23690 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23692 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23695 * configure.ac: NetBSD provides SSP in its C library.
23696 * configure: Updated.
23698 2016-01-27 Richard Biener <rguenther@suse.de>
23700 PR tree-optimization/69166
23701 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23702 reduction code for commutativity / associativity.
23704 2016-01-27 Martin Jambor <mjambor@suse.cz>
23706 PR tree-optimization/69355
23707 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23708 total_scalarization fails.
23710 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23712 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23715 2016-01-27 Christian Bruel <christian.bruel@st.com>
23718 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23719 Move arm_reset_previous_fndecl and set_target_option_current_node in
23720 the conditional part. Call save_restore_target_globals.
23721 * config/arm/arm.c (arm_set_current_function):
23722 Refactor to better support #pragma target and attribute mix.
23723 Call save_restore_target_globals.
23724 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23726 2016-01-27 Martin Liska <mliska@suse.cz>
23728 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23729 reference for an HSA kernel and its host function.
23731 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23733 PR tree-optimization/69399
23734 * wide-int.h (wi::lrshift): For larger precisions, only
23735 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23737 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23739 * config/arc/predicates.md (proper_comparison_operator): Reject
23740 constant-constant comparison.
23742 2016-01-26 Tom de Vries <tom@codesourcery.com>
23744 PR tree-optimization/69110
23745 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23746 DR_NUM_DIMENSIONS == 0.
23748 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23749 Sebastian Pop <s.pop@samsung.com>
23751 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23752 isl_ast_op_cond and isl_ast_op_select.
23753 (gcc_expression_from_isl_expr_op): Same.
23755 2016-01-26 Jason Merrill <jason@redhat.com>
23758 * tree.c (recompute_constructor_flags): Split out from
23760 (verify_constructor_flags): New.
23761 * tree.h: Declare them.
23763 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23765 PR rtl-optimization/69217
23766 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23767 are no TYPE_FIELDS set for the record type.
23769 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23772 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23773 toc_label_name unconditionally.
23774 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23775 SYMBOL_REF string. Use toc_label_name instead of constructing
23777 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23778 constructing LCTOC1.
23780 2016-01-26 Martin Sebor <msebor@redhat.com>
23783 * doc/extend.texi (Common Type Attributes): Move text that talks about
23784 attribute packed from attribute aligned to the section discussing
23785 the former attribute for clarity.
23787 2016-01-26 Richard Henderson <rth@redhat.com>
23789 PR middle-end/60908
23790 * trans-mem.c (tm_region_init): Mark entry block as visited.
23792 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23795 * diagnostic-show-locus.c (layout::print_source_line): Replace
23796 call to pp_newline with call to layout::print_newline.
23797 (layout::print_annotation_line): Likewise.
23798 (layout::move_to_column): Likewise.
23799 (layout::print_any_fixits): After printing any fixits, print a
23800 trailing newline, if necessary.
23801 (layout::print_newline): New method, resetting any colorization
23803 (diagnostic_show_locus): Move the pp_newline to before the
23804 early bailout. Remove dummy block enclosing the layout instance.
23805 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23806 of pp_newline_and_flush with pp_flush.
23807 (diagnostic_append_note): Delete use of pp_newline.
23808 (diagnostic_append_note_at_rich_loc): Delete.
23809 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23810 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23811 when newline characters are added to the buffer.
23813 2016-01-26 Michael Matz <matz@suse.de>
23815 * configure.ac (ac_cv_std_swap_in_utility): New test.
23816 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23817 * configure: Regenerate.
23818 * config.in: Regenerate.
23820 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23822 * config/arc/arc.md (cstoresi4): Force operand into register.
23823 (arcset<code>): Fix predicate.
23824 (arcsetltu): Likewise.
23825 (arcsetgeu): Likewise.
23826 (arcsethi): Likewise.
23827 (arcsetls): Likewise.
23829 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23831 PR tree-optimization/69483
23832 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23833 if base has error_mark_node type.
23835 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23838 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23839 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23841 (vget_lane_f16): Handle big-endian.
23842 (vgetq_lane_f16): Likewise.
23843 (vset_lane_f16): Likewise.
23844 (vsetq_lane_f16): Likewise.
23845 * config/arm/iterators.md (VQXMOV): Add V8HF.
23846 (VDQ): Add V4HF and V8HF.
23847 (V_reg): Handle V4HF and V8HF.
23848 (Is_float_mode): Likewise.
23849 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23850 neon_vdup_nv8hf): New patterns.
23851 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23852 Use VD_LANE iterator.
23853 (neon_vld1_dup<mode>): Use VQ2 iterator.
23855 2016-01-26 Nathan Sidwell <nathan@acm.org>
23857 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23858 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23859 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23860 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23861 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23862 (oacc_validate_dims): Add LEVEL arg, don't return level.
23863 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23864 oacc_validate_dims.
23865 (execute_oacc_device_lower): Adjust, add more dump output.
23866 * tree-ssa-loop.c (gate_oacc_kernels): Use
23867 oacc_fn_attrib_kernels_p.
23868 * tree-parloops.c (create_parallel_loop): Adjust
23869 set_oacc_fn_attrib call.
23871 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23874 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23875 (append_compiler_options): Handle -fcilkplus.
23876 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23878 2016-01-26 Nick Clifton <nickc@redhat.com>
23881 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23882 been marked as DECL_ONE_ONLY but we do not the means to make it
23883 so, then do not allow it to bind locally.
23885 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23888 * opts.h (parse_sanitizer_options): New prototype.
23889 * opts.c (sanitizer_opts): New array.
23890 (parse_sanitizer_options): New function.
23891 (common_handle_option): Use parse_sanitizer_options.
23893 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23896 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23897 alignment adjustment to ...
23898 (ix86_update_stack_boundary): Here. Don't over-align stack for
23900 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23901 if __tls_get_addr is called.
23903 2016-01-26 Christian Bruel <christian.bruel@st.com>
23905 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23907 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23909 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23911 2016-01-26 Richard Biener <rguenther@suse.de>
23913 PR middle-end/69467
23914 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23916 2016-01-26 Richard Biener <rguenther@suse.de>
23918 PR tree-optimization/69452
23919 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23920 (move_computations_dom_walker::before_dom_children): Rename
23922 (move_computations_worker): This.
23923 (move_computations): Perform an RPO rather than a DOM walk.
23925 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23928 * combine.c (combine_instructions): For REG_EQUAL note with
23929 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23930 to the underlying register.
23931 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23932 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23934 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23937 * config/aarch64/aarch64-builtins.c
23938 (aarch64_init_simd_builtin_types): Do not set structural
23939 equality to __Poly{8,16,64,128}_t types.
23941 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23943 PR tree-optimization/69400
23944 * wide-int.cc (wi_pack): Take the precision as argument and
23945 perform canonicalization here rather than in the callers.
23946 Use the main loop to handle all full-width HWIs. Add a
23947 zero HWI if in_len isn't a full result.
23948 (wi::divmod_internal): Update accordingly.
23949 (wi::mul_internal): Likewise. Simplify.
23951 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23952 Sebastian Pop <s.pop@samsung.com>
23954 * graphite-poly.c (apply_poly_transforms): Simplify.
23955 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23956 (print_isl_map): Same.
23957 (print_isl_union_map): Same.
23958 (print_isl_schedule): New.
23959 (debug_isl_schedule): New.
23960 * graphite-dependences.c (scop_get_reads): Do not call
23961 isl_union_map_add_map that is undocumented isl functionality.
23962 (scop_get_must_writes): Same.
23963 (scop_get_may_writes): Same.
23964 (scop_get_original_schedule): Remove.
23965 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23966 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23967 (compute_deps): Remove.
23968 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23969 (debug_schedule_ast): New.
23970 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23971 set_separate_option.
23972 (graphite_regenerate_ast_isl): Add dump.
23973 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23974 from scop->transformed_schedule.
23975 (graphite_regenerate_ast_isl): Add more dump.
23976 * graphite-optimize-isl.c (optimize_isl): Set
23977 scop->transformed_schedule. Check whether schedules are equal.
23978 (apply_poly_transforms): Move here.
23979 * graphite-poly.c (apply_poly_transforms): ... from here.
23980 (free_poly_bb): Static.
23981 (free_scop): Static.
23982 (pbb_number_of_iterations_at_time): Remove.
23983 (print_isl_ast): New.
23984 (debug_isl_ast): New.
23985 (debug_scop_pbb): New.
23986 * graphite-scop-detection.c (print_edge): Move.
23987 (print_sese): Move.
23988 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23989 (build_scop_scattering): Remove.
23990 (create_pw_aff_from_tree): Assert instead of bailing out.
23991 (add_condition_to_pbb): Remove unused code, do not fail.
23992 (add_conditions_to_domain): Same.
23993 (add_conditions_to_constraints): Remove.
23994 (build_scop_context): New.
23995 (add_iter_domain_dimension): New.
23996 (build_iteration_domains): Initialize pbb->iterators.
23997 Call add_conditions_to_domain.
24000 (index_outermost_in_loop): New.
24001 (index_pbb_in_loop): New.
24002 (outermost_pbb_in): New.
24003 (add_in_sequence): New.
24004 (add_outer_projection): New.
24005 (outer_projection_mupa): New.
24006 (add_loop_schedule): New.
24007 (build_schedule_pbb): New.
24008 (build_schedule_loop): New.
24009 (embed_in_surrounding_loops): New.
24010 (build_schedule_loop_nest): New.
24011 (build_original_schedule): New.
24012 (build_poly_scop): Call build_original_schedule.
24013 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24014 (free_poly_dr): Remove.
24015 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24016 (free_poly_bb): Remove.
24017 (debug_loop_vec): Remove.
24018 (print_isl_ast): Declare.
24019 (debug_isl_ast): Declare.
24020 (scop_do_interchange): Remove.
24021 (scop_do_strip_mine): Remove.
24022 (scop_do_block): Remove.
24023 (flatten_all_loops): Remove.
24024 (optimize_isl): Remove.
24025 (pbb_number_of_iterations_at_time): Remove.
24026 (debug_scop_pbb): Declare.
24027 (print_schedule_ast): Declare.
24028 (debug_schedule_ast): Declare.
24029 (struct scop): Remove schedule. Add original_schedule,
24030 transformed_schedule.
24031 (free_gimple_poly_bb): Remove.
24032 (print_generated_program): Remove.
24033 (debug_generated_program): Remove.
24034 (unify_scattering_dimensions): Remove.
24035 * sese.c (print_edge): ... here.
24036 (print_sese): ... here.
24037 (debug_edge): ... here.
24038 (debug_sese): ... here.
24039 * sese.h (print_edge): Declare.
24040 (print_sese): Declare.
24041 (dump_edge): Declare.
24042 (dump_sese): Declare.
24044 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24045 Sebastian Pop <s.pop@samsung.com>
24047 * Makefile.in: Set ISLVER in site.exp.
24049 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24051 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24052 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24053 through DECL_VALUE_EXPR for expansion.
24055 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24057 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24058 the frame info after reload completed.
24060 2016-01-25 Jeff Law <law@redhat.com>
24062 PR tree-optimization/69196
24063 PR tree-optimization/68398
24064 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24065 tree-ssa-threadupdate.c.
24066 (determine_bb_domination_status): Prototype
24067 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24068 (determine_bb_domination_status): No longer static.
24069 (valid_jump_thread_path): Remove code to detect characteristics
24070 of the jump thread path not associated with correctness.
24071 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24072 Correct test for thread path length. Count PHIs for real operands as
24073 statements that need to be copied. Do not count ASSERT_EXPRs.
24074 Look at all the blocks in the thread path. Compute and selectively
24075 filter thread paths based on threading through the latch, threading
24076 a multiway branch or crossing a multiway branch.
24078 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24080 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24081 decl with __attribute__ ((unused)) annotation.
24083 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24086 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24087 of operands is compatible with a statement vectype.
24089 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24091 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24092 improve wording for mixed storage order support.
24094 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24096 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24097 (vcvt_u64_f64): Likewise.
24098 (vcvta_s64_f64): Likewise.
24099 (vcvta_u64_f64): Likewise.
24100 (vcvtm_s64_f64): Likewise.
24101 (vcvtm_u64_f64): Likewise.
24102 (vcvtn_s64_f64): Likewise.
24103 (vcvtn_u64_f64): Likewise.
24104 (vcvtp_s64_f64): Likewise.
24105 (vcvtp_u64_f64): Likewise.
24107 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24109 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24110 (arc_init): Check validity mll64 option.
24111 (arc_save_restore): Use double load/store instruction.
24112 (arc_expand_movmem): Likewise.
24113 (arc_split_move): Don't split if we have double load/store
24114 instructions. Returns a boolean.
24115 (arc_process_double_reg_moves): Change function to return boolean
24116 instead of a sequence of instructions.
24117 (arc_dwarf_register_span): New function.
24118 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24119 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24120 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24121 (*movdf_insn): Likewise.
24122 * config/arc/arc.opt (mll64): New option.
24123 * config/arc/predicates.md (even_register_operand): New predicate.
24124 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24126 2016-01-25 Richard Biener <rguenther@suse.de>
24129 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24130 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24132 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24134 2016-01-25 Richard Biener <rguenther@suse.de>
24136 PR tree-optimization/69376
24137 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24139 (VN_INFO_ANTI_RANGE_P): New inline.
24140 (VN_INFO_RANGE_TYPE): Likewise.
24141 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24142 SSA_NAME_ANTI_RANGE_P.
24143 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24144 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24145 Properly query VN_INFO_RANGE_TYPE.
24147 2016-01-25 Nick Clifton <nickc@redhat.com>
24150 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24152 2016-01-23 Tom de Vries <tom@codesourcery.com>
24154 PR tree-optimization/69426
24155 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24158 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24160 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24161 "the the" with "the" in the comments.
24162 * ipa-devirt.c (build_type_inheritance_graph,
24163 update_type_inheritance_graph): Likewise.
24164 * tree.c (build_function_type_list_1): Likewise.
24165 * cfgloopmanip.c (scale_loop_profile): Likewise.
24166 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24167 * gimple-ssa-split-paths.c
24168 (find_block_to_duplicate_for_splitting_paths): Likewise.
24169 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24170 * expr.c (convert_move): Likewise.
24171 * var-tracking.c (vt_stack_adjustments): Likewise.
24172 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24173 * tree-vrp.c (test_for_singularity): Likewise.
24175 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24176 directly instead of building a temporary tree.
24179 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24180 remove <algorithm> include.
24182 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24185 * config/i386/i386.c: Include dojump.h.
24186 (expand_small_movmem_or_setmem,
24187 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24189 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24190 if dynamic_check != -1.
24192 2016-01-21 Jeff Law <law@redhat.com>
24194 PR middle-end/69347
24195 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24196 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24197 into dominated_by_p.
24198 (cprop_into_successor_phis): Avoid unnecessary tests.
24200 2016-01-22 Richard Henderson <rth@redhat.com>
24203 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24204 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24206 2016-01-22 Michael Matz <matz@suse.de>
24208 * system.h (string, algorithm): Include only conditionally.
24209 (new): Include always under C++.
24210 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24211 * final.c (toplevel): Ditto.
24212 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24213 * genconditions.c (write_header): Make gencondmd.c define
24215 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24217 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24218 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24220 2016-01-22 Christian Bruel <christian.bruel@st.com>
24223 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24225 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24228 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24229 define_insn_and_split. Ensure operands[1] and operands[0] do not
24230 get assigned the same register.
24232 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24234 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24236 2016-01-22 Christian Bruel <christian.bruel@st.com>
24238 * config/arm/arm-c.c (arm_pragma_target_parse):
24239 Remove warn_builtin_macro_redefined overwrite.
24241 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24243 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24244 flag_non_call_exceptions compatibility.
24246 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24249 * dwarf2out.c (add_child_die_after): New function.
24250 (dwarf_qual_info_t): New type.
24251 (dwarf_qual_info): New variable.
24252 (qualified_die_p): New function.
24253 (modified_type_die): For -fdebug-types-section, ensure
24254 canonical order of qualifiers. Put qualified DIEs adjacent
24255 to the corresponding non-qualified type DIE and search there
24256 for existing qualified DIEs.
24258 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24260 * doc/extend.texi (scalar_storage_order type attribute): Document
24261 restriction on type punning and aliasing, and remove future tense.
24263 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24266 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24269 2016-01-21 Jeff Law <law@redhat.com>
24271 PR middle-end/69347
24272 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24273 useless call to record_temporary_equivalences.
24274 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24275 allocate 10 slots in the bb_path vector and let it grow as needed.
24276 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24279 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24281 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24283 * configure: Regenerate.
24285 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24287 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24288 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24290 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24292 PR middle-end/66178
24293 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24294 drop EXPAND_INITIALIZER.
24295 * rtl.h (contains_symbolic_reference_p): Declare.
24296 * rtlanal.c (contains_symbolic_reference_p): New function.
24297 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
24298 a subtraction into a NOT if symbolic constants are involved.
24300 2016-01-21 Anton Blanchard <anton@samba.org>
24301 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24304 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
24306 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
24309 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24311 * config/microblaze/microblaze.c
24312 (get_branch_target): New.
24313 (insert_wic_for_ilb_runout): New.
24315 (microblaze_machine_dependent_reorg): New.
24316 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
24317 * config/microblaze/microblaze.md
24318 (UNSPEC_IPREFETCH): Define.
24319 (iprefetch): New pattern
24320 * config/microblaze/microblaze.opt
24321 (mxl-prefetch): New flag.
24323 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24325 * config/microblaze/microblaze.h
24326 (FIXED_REGISTERS): Update in macro.
24327 (CALL_USED_REGISTERS): Update in macro.
24329 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
24331 PR rtl-optimization/68920
24332 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
24335 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
24337 PR rtl-optimization/68990
24338 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
24339 pseudo instead of inheritance ones.
24341 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24342 Nick Clifton <nickc@redhat.com>
24346 * config/mips/mips.c (mips_compute_frame_info): Initialise
24347 args_size and hard_frame_pointer_offset fields of the frame
24348 structure before calling mips_global_pointer.
24350 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24352 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
24354 * configure: Regenerate.
24356 2016-01-21 Richard Biener <rguenther@suse.de>
24358 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
24360 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24362 * config/s390/s390.c (s390_asm_declare_function_size): Add code
24363 to actually emit the .size directive.
24365 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
24366 Jakub Jelinek <jakub@redhat.com>
24370 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
24371 args array size by one to avoid buffer overflow.
24373 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24375 * config/s390/s390.md (pool_section_start): Use switch_to_section
24376 to select proper read-only data section instead of hardcoding
24378 (pool_section_end): Use switch_to_section to match the above.
24380 2016-01-21 Richard Biener <rguenther@suse.de>
24382 PR tree-optimization/69378
24383 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
24384 (set_ssa_val_to): Use it for dominance checks taking into
24385 account not executable edges.
24387 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24390 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
24391 for bitsize instead of GET_MODE_PRECISION (mode).
24393 2016-01-20 Martin Sebor <msebor@redhat.com>
24396 * extend.texi (__sync Builtins): Clarify the semantics of
24397 __sync_fetch_and_OP built-ins on pointers.
24398 (__atomic Builtins): Same.
24400 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24401 Sebastian Pop <s.pop@samsung.com>
24403 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
24404 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
24405 (is_valid_rename): Same.
24406 (translate_isl_ast_to_gimple::get_rename): Same.
24407 (translate_isl_ast_to_gimple::rename_all_uses): Same.
24408 (translate_isl_ast_to_gimple::rename_uses): Same.
24409 (get_new_name): Check for close_phi nodes.
24410 (copy_loop_phi_args): Use phi_node_kind.
24411 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
24412 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
24414 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24415 Sebastian Pop <s.pop@samsung.com>
24417 Revert commit r229783.
24418 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
24419 Remove use of parameter_rename_map.
24420 (copy_def): Remove.
24421 (copy_internal_parameters): Remove.
24422 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
24423 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
24424 (free_sese_info): Do not free parameter_rename_map.
24425 (set_rename): Do not use parameter_rename_map.
24426 (rename_uses): Update call to set_rename.
24427 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
24428 * sese.h (parameter_rename_map_t): Remove.
24429 (struct sese_info_t): Remove field parameter_rename_map.
24431 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24432 Sebastian Pop <s.pop@samsung.com>
24434 * graphite-isl-ast-to-gimple.c: Fix comment.
24435 * graphite-scop-detection.c (defined_in_loop_p): New.
24436 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24437 names defined in loop.
24439 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24440 Sebastian Pop <s.pop@samsung.com>
24442 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24443 Discard unstructured if-then-else regions.
24445 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24446 Sebastian Pop <s.pop@samsung.com>
24448 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24449 (cleanup_loop_iter_dom): Remove.
24450 (build_loop_iteration_domains): Remove.
24451 (build_scop_context): Remove.
24452 (build_scop_iteration_domain): Remove.
24453 (add_loop_constraints): New.
24454 (build_iteration_domains): New.
24455 (build_poly_scop): Call build_iteration_domains.
24457 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24458 Sebastian Pop <s.pop@samsung.com>
24460 * graphite-scop-detection.c
24461 (scop_detection::harmful_loop_in_region): Free dom and loops.
24462 (scop_detection::loop_body_is_valid_scop): Free bbs.
24464 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24465 Sebastian Pop <s.pop@samsung.com>
24467 * graphite-scop-detection.c (record_loop_in_sese): New.
24468 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24469 (build_scops): Remove call to build_sese_loop_nests.
24470 * sese.c (sese_record_loop): Remove.
24471 (build_sese_loop_nests): Remove.
24472 (new_sese_info): Remove region->loops.
24473 (free_sese_info): Same.
24474 * sese.h (sese_contains_loop): Same.
24475 (build_sese_loop_nests): Remove.
24476 (sese_contains_loop): Remove.
24478 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24479 Sebastian Pop <s.pop@samsung.com>
24481 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24482 loop_is_valid_in_scop.
24483 (scop_detection::harmful_stmt_in_region): Renamed
24484 harmful_loop_in_region.
24485 Call loop_is_valid_in_scop.
24487 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24488 Sebastian Pop <s.pop@samsung.com>
24490 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24493 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24494 Sebastian Pop <s.pop@samsung.com>
24496 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24497 * graphite.h (struct poly_bb): Remove field is_reduction.
24498 (PBB_IS_REDUCTION): Remove.
24500 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24501 Sebastian Pop <s.pop@samsung.com>
24503 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24504 (add_pdr_constraints): Same.
24505 (scop_get_reads): Same.
24506 (scop_get_must_writes): Same.
24507 (scop_get_may_writes): Same.
24508 (scop_get_original_schedule): Same.
24509 (extend_schedule): Same.
24510 (apply_schedule_on_deps): Same.
24511 (carries_deps): Same.
24512 (compute_deps): Same.
24513 (scop_get_dependences): Same.
24514 * graphite-isl-ast-to-gimple.c
24515 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24516 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24517 (get_schedule_for_band_list): Same.
24518 (get_schedule_map): Same.
24519 (apply_schedule_map_to_scop): Same.
24520 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24521 (build_loop_iteration_domains): Same.
24522 (add_condition_to_pbb): Same.
24523 (add_param_constraints): Same.
24524 (pdr_add_memory_accesses): Same.
24525 (pdr_add_data_dimensions): Same.
24527 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24529 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24532 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24534 * common.opt (feliminate-dwarf2-dups): Replace references to
24535 "DWARF 2" with just "DWARF".
24536 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24537 * doc/extend.texi: Likewise.
24538 * doc/cpp.texi: Likewise.
24539 * doc/invoke.texi: Likewise.
24540 (Option Summary): Add -gdwarf to list of Debugging Options.
24541 (Debugging Options): Document -gdwarf.
24542 * doc/contrib.texi: Spell "DWARF" like that.
24544 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24546 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24547 warning. Fix up formatting.
24549 PR middle-end/67653
24550 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24551 attempt to mark memory input operand addressable and
24552 call prepare_gimple_addressable in that case. Don't adjust
24553 input_location for diagnostics, use error_at instead.
24555 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24557 * config/rs6000/ppc-auxv.h: New file.
24558 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24559 (cpu_is): Likewise.
24560 (cpu_supports): Likewise.
24561 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24562 (cpu_is_info): New variable.
24563 (cpu_supports_info): Likewise.
24564 (tcb_verification_symbol): Likewise.
24565 (cpu_builtin_p): Likewise.
24566 (cpu_expand_builtin): New function.
24567 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24568 (rs6000_init_builtins): Likewise.
24569 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24570 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24571 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24572 * configure: Regenerate.
24573 * config.in: Likewise.
24574 * doc/extend.texi (PowerPC Built-in Functions): Document
24575 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24577 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24580 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24582 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24585 2016-01-20 Richard Henderson <rth@redhat.com>
24591 * tree.c (tm_define_builtin): New.
24592 (find_tm_vector_type): New.
24593 (build_tm_vector_builtins): New.
24594 (build_common_builtin_nodes): Call it.
24596 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24598 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24599 (arm_fp_ok): Likewise.
24600 (arm_fp): Likewise.
24601 (arm_crypto): Likewise.
24603 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24604 Richard Biener <rguenther@suse.de>
24606 PR tree-optimization/69328
24607 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24608 vectors have same number of elements.
24609 (vectorizable_condition): Fix masked version recognition.
24611 2016-01-20 Richard Biener <rguenther@suse.de>
24613 PR tree-optimization/69345
24614 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24615 (VN_INFO_PTR_INFO): Likewise.
24616 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24617 info when it is equal between non-dominating SSA names.
24618 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24619 Make sure to look at original SSA infos.
24621 2016-01-20 Jeff Law <law@redhat.com>
24624 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24626 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24627 (pc_or_label_operand): New predicate.
24628 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24629 tests for small integers that are 2^n - 1.
24631 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24633 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24635 2016-01-19 Jeff Law <law@redhat.com>
24637 PR middle-end/69347
24638 * tree-ssa-threadbackwards.c
24639 (fsm_find_control_statement_thread_paths): Do not try to lookup
24640 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24642 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24644 * doc/lto.texi: Remove text that says only Gold has linker plugin
24647 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24649 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24650 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24651 the DIE accordingly.
24652 (modified_type_die): Add REVERSE parameter and pass it recursively,
24653 as well as to base_type_die. Adjust presence check accordingly.
24654 (base_type_for_mode): Adjust call to modified_type_die.
24655 (add_type_attribute): Add REVERSE parameter and pass it to
24657 (generic_parameter_die): Adjust call to add_type_attribute.
24658 (add_scalar_info): Likewise.
24659 (add_subscript_info): Likewise.
24660 (gen_array_type_die): Likewise.
24661 (gen_descr_array_type_die): Likewise.
24662 (gen_entry_point_die): Likewise.
24663 (gen_enumeration_type_die): Likewise.
24664 (gen_formal_parameter_die): Likewise.
24665 (gen_subprogram_die): Likewise.
24666 (gen_variable_die ): Likewise.
24667 (gen_const_die): Likewise.
24668 (gen_field_die): Likewise.
24669 (gen_pointer_type_die): Likewise.
24670 (gen_reference_type_die): Likewise.
24671 (gen_ptr_to_mbr_type_die): Likewise.
24672 (gen_inheritance_die): Likewise.
24673 (gen_subroutine_type_die): Likewise.
24674 (gen_typedef_die): Likewise.
24675 (force_type_die): Adjust call to modified_type_die.
24677 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24679 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24680 flow throughout the file. Fix broken link to Objective-C 2.0
24682 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24685 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24687 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24689 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24692 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24693 (maybe_record_node): Record cxa_pure_virtual as the only possible
24694 target if there are not ohter candidates.
24695 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24697 2016-01-19 Richard Biener <rguenther@suse.de>
24699 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24700 (get_memory_order): Likewise.
24702 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24704 * tree-vect-stmts.c (vectorizable_store): Check
24707 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24710 * gcc.c (driver::decode_argv): Add call to
24711 init_opts_obstack before init_options_struct.
24712 * opts.c (init_opts_obstack): Remove idempotency.
24713 (init_options_struct): Replace call to init_opts_obstack
24714 with a gcc_assert to verify that it has already been called.
24715 * toplev.c (toplev::main): Add call to init_opts_obstack before
24716 calls to init_options_struct.
24717 (toplev::finalize): Move cleanup of opts_obstack next to
24718 cleanup of save_decoded_options, clearing the latter, and
24719 save_decoded_options_count.
24721 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24724 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24725 attribute to unconditional. Remove %? from output template.
24727 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24728 Jiong Wang <jiong.wang@arm.com>
24730 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24731 generated from different expand order.
24733 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24735 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24736 Add support for CCMP costing.
24738 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24740 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24741 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24742 (fccmpe<mode>): Likewise.
24743 (fcmp): Rename to fcmp and globalize pattern.
24745 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24746 (aarch64_gen_ccmp_next): Add FP support.
24748 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24750 * target.def (gen_ccmp_first): Update documentation.
24751 (gen_ccmp_next): Likewise.
24752 * doc/tm.texi (gen_ccmp_first): Update documentation.
24753 (gen_ccmp_next): Likewise.
24754 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24755 expand_ccmp_expr_1. Improve comments.
24756 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24757 (ccmp_ior<mode>): Remove pattern.
24758 (cmp<mode>): Remove expand.
24759 (cmp): Globalize pattern.
24760 (cstorecc4): Use cc_register.
24761 (mov<mode>cc): Remove ccmp_cc_register check.
24762 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24763 Simplify after removal of CC_DNE/* modes.
24764 (aarch64_ccmp_mode_to_code): Remove.
24765 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24766 In 'k' case use integer as condition.
24767 (aarch64_nzcv_codes): Remove inverted cases.
24768 (aarch64_code_to_ccmode): Remove.
24769 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24770 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24771 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24772 pattern. Return the comparison with CC register. Invert conditions
24773 when bitcode is OR.
24774 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24775 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24777 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24779 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24780 instrumented_version.
24782 2016-01-19 Richard Biener <rguenther@suse.de>
24784 PR tree-optimization/69336
24785 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24786 handled components with get_ref_base_and_extent.
24787 (equal_mem_array_ref_p): Adjust.
24789 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24792 * shrink-wrap.c: Include valtrack.h.
24793 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24794 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24795 in between insn and where it will be moved to. Call
24796 dead_debug_insert_temp.
24797 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24798 first and dead_debug_local_finish at the end.
24799 For uses and defs bitmap, handle all regs in between REGNO and
24800 END_REGNO, not just the first one.
24802 2016-01-19 Richard Biener <rguenther@suse.de>
24804 PR tree-optimization/69352
24805 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24806 (equal_mem_array_ref_p): Constrain size and max size properly.
24807 Compare the reverse flag.
24809 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24811 * ira.c (ira): Update regstat data if we deleted insns.
24813 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24815 PR rtl-optimization/68955
24816 PR rtl-optimization/64557
24817 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24818 here. Fix up formatting.
24819 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24821 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24824 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24825 assume that the node has body.
24826 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24829 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24831 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24834 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24836 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24837 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24839 2016-01-19 Martin Jambor <mjambor@suse.cz>
24840 Martin Liska <mliska@suse.cz>
24841 Michael Matz <matz@suse.de>
24843 * Makefile.in (OBJS): Add new source files.
24844 (GTFILES): Add hsa.c.
24845 * common.opt (disable_hsa): New variable.
24846 (-Whsa): New warning.
24847 * config.in (ENABLE_HSA): New.
24848 * configure.ac: Treat hsa differently from other accelerators.
24849 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24850 $enable_offloading.
24851 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24852 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24853 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24854 --with-hsa-kmt-lib.
24855 * doc/invoke.texi (-Whsa): Document.
24856 (hsa-gen-debug-stores): Likewise.
24857 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24858 to invoke offload compiler for hsa acclerator.
24859 * opts.c (common_handle_option): Determine whether HSA offloading
24860 should be performed.
24861 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24862 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24863 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24864 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24865 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24866 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24867 GF_OMP_FOR_KIND_GRID_LOOP.
24868 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24869 (pp_gimple_stmt_1): Likewise.
24870 * gimple-walk.c (walk_gimple_stmt): Likewise.
24871 * gimple.c (gimple_build_omp_grid_body): New function.
24872 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24873 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24874 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24875 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24876 GF_OMP_TEAMS_GRID_PHONY.
24877 (gimple_statement_omp_single_layout): Updated comments.
24878 (gimple_build_omp_grid_body): New function.
24879 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24880 (gimple_omp_for_grid_phony): New function.
24881 (gimple_omp_for_set_grid_phony): Likewise.
24882 (gimple_omp_parallel_grid_phony): Likewise.
24883 (gimple_omp_parallel_set_grid_phony): Likewise.
24884 (gimple_omp_teams_grid_phony): Likewise.
24885 (gimple_omp_teams_set_grid_phony): Likewise.
24886 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24887 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24888 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24889 (BUILT_IN_GOMP_TARGET): Updated type.
24890 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24891 (adjust_for_condition): New function.
24892 (get_omp_for_step_from_incr): Likewise.
24893 (extract_omp_for_data): Moved parts to adjust_for_condition and
24894 get_omp_for_step_from_incr.
24895 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24896 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24897 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24898 (scan_omp_parallel): Do not create child functions for phony
24900 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24901 (scan_omp_1_op): Checking assert we are not remapping to
24902 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24903 (parallel_needs_hsa_kernel_p): New function.
24904 (expand_parallel_call): Register apprpriate parallel child
24905 functions as HSA kernels.
24906 (grid_launch_attributes_trees): New type.
24907 (grid_attr_trees): New variable.
24908 (grid_create_kernel_launch_attr_types): New function.
24909 (grid_insert_store_range_dim): Likewise.
24910 (grid_get_kernel_launch_attributes): Likewise.
24911 (get_target_argument_identifier_1): Likewise.
24912 (get_target_argument_identifier): Likewise.
24913 (get_target_argument_value): Likewise.
24914 (push_target_argument_according_to_value): Likewise.
24915 (get_target_arguments): Likewise.
24916 (expand_omp_target): Call get_target_arguments instead of looking
24917 up for teams and thread limit.
24918 (grid_expand_omp_for_loop): New function.
24919 (grid_arg_decl_map): New type.
24920 (grid_remap_kernel_arg_accesses): New function.
24921 (grid_expand_target_kernel_body): New function.
24922 (expand_omp): Call it.
24923 (lower_omp_for): Do not emit phony constructs.
24924 (lower_omp_taskreg): Do not emit phony constructs but create for them
24925 a temporary variable receiver_decl.
24926 (lower_omp_taskreg): Do not emit phony constructs.
24927 (lower_omp_teams): Likewise.
24928 (lower_omp_grid_body): New function.
24929 (lower_omp_1): Call it.
24930 (grid_reg_assignment_to_local_var_p): New function.
24931 (grid_seq_only_contains_local_assignments): Likewise.
24932 (grid_find_single_omp_among_assignments_1): Likewise.
24933 (grid_find_single_omp_among_assignments): Likewise.
24934 (grid_find_ungridifiable_statement): Likewise.
24935 (grid_target_follows_gridifiable_pattern): Likewise.
24936 (grid_remap_prebody_decls): Likewise.
24937 (grid_copy_leading_local_assignments): Likewise.
24938 (grid_process_kernel_body_copy): Likewise.
24939 (grid_attempt_target_gridification): Likewise.
24940 (grid_gridify_all_targets_stmt): Likewise.
24941 (grid_gridify_all_targets): Likewise.
24942 (execute_lower_omp): Call grid_gridify_all_targets.
24943 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24944 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24945 (tree_omp_clause): Added union field dimension.
24946 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24947 * tree.c (omp_clause_num_ops): Added number of arguments of
24948 OMP_CLAUSE__GRIDDIM_.
24949 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24950 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24951 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24952 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24953 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24954 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24955 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24956 * tree-pass.h (make_pass_gen_hsail): Declare.
24957 (make_pass_ipa_hsa): Likewise.
24958 * ipa-hsa.c: New file.
24959 * lto-section-in.c (lto_section_name): Add hsa section name.
24960 * lto-streamer.h (lto_section_type): Add hsa section.
24961 * timevar.def (TV_IPA_HSA): New.
24962 * hsa-brig-format.h: New file.
24963 * hsa-brig.c: New file.
24964 * hsa-dump.c: Likewise.
24965 * hsa-gen.c: Likewise.
24968 * toplev.c (compile_file): Call hsa_output_brig.
24969 * hsa-regalloc.c: New file.
24971 2016-01-18 Jeff Law <law@redhat.com>
24973 PR tree-optimization/69320
24974 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24975 ranged object, do nothing if the RHS constant is not [0..1].
24976 (optimize_stmt): Comparing a boolean ranged object against a
24977 constant outside [0..1] results in a compile-time constant.
24979 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24982 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24984 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24985 (Option Summary): Update to reflect new section and moved options.
24986 (C++ Dialect Options): Move -fstats to new section.
24987 (Debugging Options): Move all dump, statistics, and other GCC
24988 developer options to new section. Rewrite section introduction
24989 and re-order remaining options to put the more basic ones first.
24990 (Optimization Options): Move -fira-verbose and -flto-report* to
24992 (Developer Options): New section incorporating moved options.
24993 * doc/cppopts.texi (-dM): Update cross-reference.
24995 2016-01-18 Richard Henderson <rth@redhat.com>
24998 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24999 operands to pseudo only if CSE is expected. Split long immediate
25000 operands only after reload, and for the stack pointer.
25001 (*add<GPI>3_pluslong): Remove.
25002 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25003 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25004 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25005 (*add<GPI>3 peepholes): New.
25006 (*add<GPI>3 splitters): New.
25007 * config/aarch64/constraints.md (Upl): New.
25008 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25010 2016-01-18 Richard Biener <rguenther@suse.de>
25012 PR tree-optimization/69297
25013 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25015 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25017 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25019 PR middle-end/68542
25020 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25021 of mixind vector and scalar types.
25022 (fold_relational_const): Add handling of vector
25023 comparison with boolean result.
25024 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25025 comparison of vector operands with boolean result for EQ/NE only.
25026 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25027 (verify_gimple_cond): Likewise.
25028 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25031 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25033 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25036 2016-01-18 Richard Biener <rguenther@suse.de>
25038 PR middle-end/69308
25039 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25041 2016-01-18 Tom de Vries <tom@codesourcery.com>
25043 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25045 2016-01-18 Tom de Vries <tom@codesourcery.com>
25047 * omp-low.c (set_oacc_fn_attrib): Make extern.
25048 * omp-low.h (set_oacc_fn_attrib): Declare.
25049 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25050 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25051 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25052 Add and handle function parameter oacc_kernels_p.
25053 (find_reduc_addr, get_omp_data_i_param): New function.
25054 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25055 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25056 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25057 Calculate dominance info. Skip loops that are not in a kernels region
25058 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25059 (pass_parallelize_loops::execute): Call parallelize_loops with
25060 oacc_kernels_p argument.
25061 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25062 New member function.
25063 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25064 * passes.def: Add argument to pass_parallelize_loops instantation.
25066 2016-01-18 Tom de Vries <tom@codesourcery.com>
25068 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25069 pass_parallelize_loops to be run outside the loop pipeline.
25071 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25073 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25074 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25076 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25079 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25080 using get_ref_base_and_extent.
25081 (equal_mem_array_ref_p): New.
25082 (hashable_expr_equal_p): Add call to previous.
25084 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25087 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25088 (sra_initialize): Allocate disqualified_constants.
25089 (sra_deinitialize): Free disqualified_constants.
25090 (disqualify_candidate): Update disqualified_constants when appropriate.
25091 (create_access): Scan for constant-pool entries as we go along.
25092 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25093 (maybe_add_sra_candidate): Allow constant-pool entries.
25094 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25095 (initialize_constant_pool_replacements): New.
25096 (sra_modify_assign): Avoid mangling assignments created by previous,
25097 and don't generate writes into constant pool.
25098 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25100 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25102 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25103 andnot instruction.
25104 (scalar_chain::convert_op): Likewise.
25105 * config/i386/i386.md (*andndi3_doubleword): New.
25107 2016-01-18 Richard Biener <rguenther@suse.de>
25109 PR tree-optimization/69170
25110 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25111 building a vector from scalar results of a pattern stmt.
25113 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25115 * haifa-sched.c (autopref_multipass_init): Work around
25116 -Wmaybe-uninitialized warning.
25118 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25120 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25121 against the constant 0.
25123 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25125 PR tree-optimization/68799
25126 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25127 look up phi candidates in the statement-candidate map.
25128 (phi_add_costs): Likewise.
25129 (record_phi_increments): Likewise.
25130 (phi_incr_cost): Likewise.
25131 (ncd_with_phi): Likewise.
25132 (all_phi_incrs_profitable): Likewise.
25134 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25136 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25137 -Wmaybe-uninitialized warning.
25139 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25141 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25142 (Option Summary): Update to reflect new section and moved options.
25143 (C++ Dialect Options): Move -fvtable-verify and related options.
25144 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25145 and profiling-related options.
25146 (Optimization Options): Move profile generation options and
25147 -fstack-protector and related options.
25148 (Instrumentation Options): New section incorporating moved options.
25149 (Code Generation Options): Move -finstrument-functions and
25150 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25152 2016-01-16 Tom de Vries <tom@codesourcery.com>
25154 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25156 2016-01-16 Tom de Vries <tom@codesourcery.com>
25158 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25160 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25162 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25163 that checks whether the table is already empty. Rename the
25164 original implementation to...
25165 (hash_table::empty_slot): ...this new private function.
25167 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25169 PR diagnostic/68899
25170 * diagnostic-show-locus.c (layout::print_source_line): Move x
25171 offset of line until after call to
25172 get_line_width_without_trailing_whitespace.
25174 2016-01-15 Jeff Law <law@redhat.com>
25176 PR tree-optimization/69270
25177 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25178 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25179 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25180 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25181 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25182 ssa_name_has_boolean_range and constant_boolean_node.
25184 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25186 PR rtl-optimization/69030
25187 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25189 (spill_pseudos): Delete debug insn for dead pseudo.
25190 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25192 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25194 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25196 (TYPES_UNOPUS): Likewise.
25197 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25198 builtin type, from UNOP to UNOPUS.
25199 (lbtruncuv4sf): Likewise.
25200 (lbtruncuv2df): Likewise.
25201 (lrounduv2sf): Likewise.
25202 (lrounduv4sf): Likewise.
25203 (lrounduv2df): Likewise.
25204 (lroundusf): Likewise.
25205 (lroundusf): Likewise.
25206 (lceiluv2sf): Likewise.
25207 (lceiluv4sf): Likewise.
25208 (lceiluv2df): Likewise.
25209 (lceilusf): Likewise.
25210 (lceiludf): Likewise.
25211 (lflooruv2sf): Likewise.
25212 (lflooruv4sf): Likewise.
25213 (lflooruv2df): Likewise.
25214 (lfloorusf): Likewise.
25215 (lfloorudf): Likewise.
25216 (lfrintnuv2sf): Likewise.
25217 (lfrintnuv4sf): Likewise.
25218 (lfrintnuv2df): Likewise.
25219 (lfrintnusf): Likewise.
25220 (lfrintnudf): Likewise.
25221 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25223 (vcvtq_u32_f32): Likewise.
25224 (vcvtq_u64_f64): Likewise.
25225 (vcvta_u32_f32): Likewise.
25226 (vcvtaq_u32_f32): Likewise.
25227 (vcvtaq_u64_f64): Likewise.
25228 (vcvtm_u32_f32): Likewise.
25229 (vcvtmq_u32_f32): Likewise.
25230 (vcvtmq_u64_f64): Likewise.
25231 (vcvtn_u32_f32): Likwise.
25232 (vcvtnq_u32_f32): Likewise.
25233 (vcvtnq_u64_f64): Likewise.
25234 (vcvtp_u32_f32): Likewise.
25235 (vcvtpq_u32_f32): Likewise.
25236 (vcvtpq_u64_f64): Likewise.
25237 (vcvtmd_u64_f64): Likewise.
25238 (vcvtms_u32_f32): Likewise.
25239 (vcvtad_u64_f64): Likewise.
25240 (vcvtas_u32_f32): Likewise.
25241 (vcvtnd_u64_f64): Likewise.
25242 (vcvtns_u32_f32): Likewise.
25243 (vcvtpd_u64_f64): Likewise.
25244 (vcvtps_u32_f32): Likewise.
25246 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25248 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25249 CSEL of zero_extended registers.
25251 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25253 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25254 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25256 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25258 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25259 false when argument string is not found in the attributes table
25262 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25265 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25266 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25267 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25268 precision estimate.
25270 2016-01-15 Richard Biener <rguenther@suse.de>
25272 PR tree-optimization/66856
25273 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25274 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25275 (vect_create_new_slp_node): Increment stmt reference count.
25276 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25277 an SLP tree before swapping operands.
25278 (vect_build_slp_tree): Likewise.
25279 (destroy_bb_vec_info): Free stmt info after SLP instances.
25280 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25281 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25282 (STMT_VINFO_NUM_SLP_USES): New macro.
25284 2016-01-15 Richard Biener <rguenther@suse.de>
25287 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25288 (add_linkage_name): ... here.
25289 (gen_typedef_die): Use add_linkage_name_raw instead of
25290 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25293 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25295 * gimplify.c (oacc_default_clause): Decode reference and pointer
25296 types for both kernels and parallel regions.
25298 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
25300 PR middle-end/69246
25301 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
25303 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25305 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
25306 (convert_scalars_to_vector): Likewise.
25308 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
25310 * doc/extend.texi (Type Traits): Fix grammar.
25312 2016-01-15 Martin Jambor <mjambor@suse.cz>
25314 * tree-inline.c (remap_decl): Use existing dclarations if
25315 remapping a type and prevent_decl_creation_for_types.
25316 (replace_locals_stmt): Do an initial remapping of non-VLA typed
25317 decls first. Do real remapping with
25318 prevent_decl_creation_for_types set.
25319 * tree-inline.h (copy_body_data): New field
25320 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
25323 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25325 * config/s390/s390.opt (mmvcle): More verbose help text.
25327 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25329 * config/s390/s390.opt: Add period to -mzvector option text.
25331 2016-01-15 Richard Biener <rguenther@suse.de>
25333 PR tree-optimization/68961
25334 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
25335 of invariants in stores again.
25337 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
25339 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
25341 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25343 * config/i386/i386.c (ix86_expand_branch): Don't split
25344 DI mode xor instruction to SI mode.
25346 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25349 * ipa-icf.c (sem_function::merge): Virtual functions may become
25350 reachable even if they address is not taken and there are no
25353 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25355 * lto-streamer-out.c (subtract_estimated_size): New function.
25356 (get_symbol_initial_value): Use it.
25358 2016-01-15 Christian Bruel <christian.bruel@st.com>
25361 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
25362 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
25363 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
25364 use add_builtin_function_ext_scope instead of add_builtin_function.
25365 (neon_set_p, neon_crypto_set_p): Remove.
25366 (arm_init_builtins): Always call arm_init_neon_builtins and
25367 arm_init_crypto_builtins.
25368 (arm_expand_builtin): Check that builtins are allowed for the arch.
25369 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
25370 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
25371 arm_init_neon_builtins call.
25373 2016-01-15 Richard Biener <rguenther@suse.de>
25375 PR tree-optimization/69117
25376 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
25377 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
25378 of the leader conservatively.
25379 (free_scc_vn): Restore original SSA name infos.
25381 2016-01-14 Jeff Law <law@redhat.com>
25383 PR tree-optimization/69270
25384 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
25385 single bit of precision, verify it's also unsigned.
25386 (record_edge_info): Use constant_boolean_node rather than fold_convert
25387 to convert boolean_true/boolean_false to the right type.
25389 2016-01-14 Richard Henderson <rth@redhat.com>
25392 * loop-doloop.c (record_reg_sets): New.
25393 (doloop_optimize): Reject the transform if the sequence
25394 clobbers registers live at the end of the loop block.
25395 (doloop_optimize_loops): Enable df_live if needed.
25397 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25399 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
25400 * config/rs6000/rs6000.c: Likewise.
25401 * config/rs6000/rs6000.h: Likewise.
25402 * config/rs6000/rs6000.md: Likewise.
25403 * doc/extend.texi: Likewsie.
25405 2016-01-14 Jeff Law <law@redhat.com>
25407 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
25410 2016-01-14 Richard Henderson <rth@redhat.com>
25414 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
25415 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
25416 instead of builtin_decl_declared_p to test for declaration.
25418 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
25420 * doc/loop.texi (Loop Analysis and Representation): Document
25421 loop_depth function.
25423 2016-01-14 Tom de Vries <tom@codesourcery.com>
25425 PR tree-optimization/68773
25426 * omp-low.c (expand_omp_target): Don't set force_output.
25427 * varpool.c (varpool_node::get_create): Same.
25428 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
25429 offload_funcs with force_output.
25431 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25434 * lra-eliminations.c (move_plus_up): Don't change anything if either
25435 the outer or inner subreg mode is not MODE_INT.
25436 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25437 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25439 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25441 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25442 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25443 reduc_uplus_@var{m}): Remove.
25444 * expr.c (expand_expr_real_2): Remove expansion path for
25445 reduc_[us](min|max|plus) optabs.
25446 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25447 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25448 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25449 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25450 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25451 reduc_[us](min|max|plus) optabs.
25453 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25455 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25456 (reduc_plus_scal_v2sf): New.
25457 (reduc_smax_v2sf): Rename to...
25458 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25459 (reduc_smin_v2sf): Rename to...
25460 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25462 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25464 * alias.c (compare_base_symbol_refs): New function.
25465 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25468 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25470 PR middle-end/68146
25471 PR tree-optimization/69155
25472 * tree-complex.c: Include cfganal.h.
25473 (phis_to_revisit): New variable.
25474 (extract_component): Add phiarg_p argument. Assert that returned
25475 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25476 (update_phi_components): Partly rewrite to use loop over real/imag
25477 components instead of code duplication. If extract_component returns
25478 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25479 create_tmp_reg into the PHI node instead, and mention the phi triplet
25480 in phis_to_revisit.
25481 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25482 in phis_to_revisit at the end.
25484 2016-01-14 Richard Biener <rguenther@suse.de>
25486 PR tree-optimization/68060
25487 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25488 outer loop reduction is only used in the inner loop before
25489 detecting a double reduction.
25491 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25494 * combine.c (expand_field_assignment): Punt if compute_mode is
25495 unsupported scalar mode.
25497 2016-01-14 Richard Biener <rguenther@suse.de>
25499 PR tree-optimization/66856
25500 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25501 SLP node only if it built successfully.
25502 (vect_analyze_slp_instance): Adjust.
25504 2016-01-14 Jeff Law <law@redhat.com>
25506 PR tree-optimization/69270
25507 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25508 (record_edge_info): Use it. Convert boolean_{true,false}_node
25509 to the type of op0.
25511 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25514 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25515 use block_ultimate_origin
25516 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25518 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25520 * doc/invoke.texi (Submodel Options): Rename section to
25521 "Machine-Dependent Options" to better reflect its content.
25522 Rewrite introductory text to remove archaic CPU names.
25525 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25527 * doc/invoke.texi (Code Gen Options): Move section up in file,
25528 before target-specific options. Update menu and option summary
25529 to reflect the new section ordering.
25531 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25533 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25534 (C++ Dialect Options): Add cross-reference to -std option.
25535 * doc/standards.texi (C++ Language): Document C++14 support.
25537 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25539 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25540 for pack/unpack functions for __ibm128.
25541 (PACK_IF): Likewise.
25542 (UNPACK_IF): Likewise.
25544 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25545 support for __ibm128 pack/unpack functions.
25546 (rs6000_invalid_builtin): Likewise.
25547 (rs6000_init_builtins): Likewise.
25548 (rs6000_opt_masks): Likewise.
25550 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25551 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25553 (RS6000_BTM_COMMON): Likewise.
25555 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25556 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25557 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25558 128-bit floating point. Add support for the double values to be
25559 in Altivec registers for TF/IF packing and unpacking, but restrict
25560 TD packing sub-fields to be FPR registers. Don't allow overlapped
25561 register support for packing. Allow pack inputs to be memory
25562 locations. Don't build generator functions for unpack<mode>_dm
25563 and unpack<mode>_nodm.
25564 (unpack<mode>_dm): Likewise.
25565 (unpack<mode>_nodm): Likewise.
25566 (pack<mode>): Likewise.
25568 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25569 built-in functions to pack/unpack explicit __ibm128 values.
25570 (__builtin_unpack_ibm128): Likewise.
25572 * doc/extend.texi (PowerPC Built-in Functions): Document
25573 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25575 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25578 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25579 Add new arg loc and pass it down as context.
25580 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25581 to the location to use for the warning.
25582 (check_function_arguments): New arg loc. All callers changed. Pass
25583 it to check_function_nonnull.
25584 * c-common.h (check_function_arguments): Adjust declaration.
25586 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25588 PR tree-optimization/69156
25589 * gimple.c (validate_type): Removed.
25590 (gimple_builtin_call_types_compatible_p): Use
25591 useless_type_conversion_p instead of validate_type.
25592 * value-prof.c (gimple_stringop_fixed_value): Fold
25593 icall_size to correct type.
25595 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25597 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25600 2016-01-13 Richard Henderson <rth@redhat.com>
25603 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25604 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25605 (ix86_builtin_tm_store): Remove.
25606 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25607 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25608 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25609 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25610 * doc/tm.texi: Rebuild.
25612 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25613 (BUILT_IN_TM_MEMCPY_RTWN): New.
25614 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25615 fallback from vector to integer helpers.
25616 (build_tm_load): Handle vector types directly, instead of
25618 (build_tm_store): Likewise.
25619 (expand_assign_tm): Prepare for register types not handled by
25620 the above. Copy them to memory and use memcpy.
25621 * tree.c (tm_define_builtin): New.
25622 (find_tm_vector_type): New.
25623 (build_tm_vector_builtins): New.
25624 (build_common_builtin_nodes): Call it.
25626 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25628 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25629 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25631 2016-01-13 Tom de Vries <tom@codesourcery.com>
25633 PR tree-optimization/69169
25634 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25635 handled_struct_type param.
25636 (create_variable_info_for, intra_create_variable_infos): Call
25637 create_variable_info_for_1 with extra arg.
25639 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25641 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25642 and "armv8.1-a+crc" entries.
25644 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25647 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25648 Change first operand predicate from register_or_constm1_operand
25649 to register_operand.
25650 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25651 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25652 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25653 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25654 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25655 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25656 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25657 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25658 comparison with constm1_rtx from vec_prefetch_gen part.
25660 2016-01-13 Richard Biener <rguenther@suse.de>
25662 PR tree-optimization/69013
25663 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25664 Exchange assert for a test.
25666 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25669 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25671 2016-01-13 Richard Biener <rguenther@suse.de>
25673 PR tree-optimization/69242
25674 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25675 assert with a check.
25677 2016-01-13 Richard Biener <rguenther@suse.de>
25679 PR tree-optimization/69186
25680 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25681 Properly guard vect_update_misalignment_for_peel call.
25683 2016-01-12 Jeff Law <law@redhat.com>
25685 PR tree-optimization/pr67755
25686 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25687 "need_profile_correction".
25688 (thread_block_1): Initialize new field to false by default. If we
25689 have multiple thread paths through a common joiner to different
25690 final targets, then set new field to true.
25691 (compute_path_counts): Only do count adjustment when it's really
25694 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25696 * doc/invoke.texi (Spec Files): Move section down in file, past
25697 all command-line option descriptions.
25699 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25701 PR middle-end/54809
25702 * doc/gty.texi: Remove documentation of mark_hook.
25703 * gengtype.c (struct write_types_data): Remove code to support
25704 mark_hook attribute.
25705 (walk_type): Likewise.
25706 (write_func_for_structure): Likewise.
25708 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25710 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25711 Directory Options, and -specs= to Overall Options.
25712 (Overall Options): Adjust similarly. Reorder to group related
25713 options together. Make -specs= cross-reference the spec file details.
25714 (Directory Options): Adjust similarly.
25716 2016-01-12 Jeff Law <law@redhat.com>
25718 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25720 2016-01-12 Olivier Hainque <hainque@adacore.com>
25722 * gcc.c (spec_undefvar_allowed): New global.
25723 (process_command): Set to true when running for --version or --help,
25725 (getenv_spec_function): When the variable is not defined, use the
25726 variable name as the variable value if we're allowed not to issue
25729 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25731 PR tree-optimization/68911
25732 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25733 information computed for expression "init + nit * step".
25735 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25737 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25738 about name of GCC executable. Remove deleted node from menu.
25739 (Directory Options) <-B>: Remove cross-reference to deleted node.
25740 (Target Options): Delete section.
25742 2016-01-12 Christian Bruel <christian.bruel@st.com>
25745 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25746 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25748 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25751 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25752 aligned_mem is properly set for AVX512-VL floating point masked
25756 * ifcvt.c (cond_exec_process_if_block): When removing the last
25757 insn from then_bb, remove also any possible barriers that follow it.
25759 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25763 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25764 (PTRDIFF_TYPE): Likewise.
25765 (WCHAR_TYPE): Likewise.
25766 (WCHAR_TYPE_SIZE): Likewise.
25767 (STDINT_LONG32): Likewise.
25769 2016-01-12 Richard Biener <rguenther@suse.de>
25771 PR tree-optimization/69053
25772 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25773 convert initial value for cond reductions.
25775 2016-01-12 Richard Biener <rguenther@suse.de>
25777 PR tree-optimization/69007
25778 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25779 widen_sum after dot_prod and sad.
25781 2016-01-12 Richard Biener <rguenther@suse.de>
25783 PR tree-optimization/69168
25784 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25785 pattern stmt SLP type.
25786 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25787 end up unused so cope with that case.
25789 2016-01-12 Richard Biener <rguenther@suse.de>
25791 PR tree-optimization/69157
25792 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25793 stmts def type only during analyze phase.
25794 (vectorizable_call): Likewise.
25795 (vectorizable_simd_clone_call): Likewise.
25796 (vectorizable_conversion): Likewise.
25797 (vectorizable_assignment): Likewise.
25798 (vectorizable_shift): Likewise.
25799 (vectorizable_operation): Likewise.
25800 (vectorizable_store): Likewise.
25801 (vectorizable_load): Likewise.
25803 2016-01-12 Richard Biener <rguenther@suse.de>
25805 PR tree-optimization/69174
25806 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25808 (vectorizable_load): Properly compute the number of loads needed
25809 for permuted strided SLP loads and do not spuriously assign
25810 to SLP_TREE_VEC_STMTS.
25812 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25814 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25815 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25816 (MD_EXEC_PREFIX): Remove.
25817 (MD_STARTFILE_PREFIX) Removee.
25818 (FILE_NAME_ABSOLUTE_P): Remove.
25819 (CPP_SPEC): Do not read macros from sys/version.h.
25820 (LINK_COMMAND_SPEC): Remove.
25821 (LOCAL_INCLUDE_DIR): Remove.
25822 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25823 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25824 (POST_LINK_SPEC): Define to invoke stubify after linker
25825 (LIBSTDCXX): Remove define
25826 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25827 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25828 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25829 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25830 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25831 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25832 (i386_djgpp_asm_named_section): Add propotype of new procedure
25834 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25835 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25836 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25837 in config/i386/djgpp.h).
25838 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25839 STANDARD_STARTFILE_PREFIX_1.
25840 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25841 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25842 installation errors.
25843 (MAX_OFILE_ALIGNMENT): Define to 128.
25844 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25846 * config/i386/djgpp.c: New file. Add implementation of
25847 i386_djgpp_asm_named_section.
25849 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25851 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25852 Add rule for building djgpp.o.
25854 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25856 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25857 (rtx_is_swappable_p): Reductions are swappable.
25858 (insn_is_swappable_p): V2DF reductions are swappable.
25860 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25862 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25863 reloads for other unsupported memory operands.
25865 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25866 Jim Wilson <jim.wilson@linaro.org>
25869 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25870 copy_to_mode_reg instead of force_reg.
25872 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25875 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25876 TARGET_80387 is true.
25878 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25881 * lra-eliminations.c (move_plus_up): Only move plus up
25882 if subreg of the constant can be simplified into constant
25883 and use the simplified subreg of the constant instead of
25884 the original constant.
25886 * fold-const.c (fold_convertible_p): Don't return true
25887 for conversion of VECTOR_TYPE to same sized integral type.
25888 (fold_convert_loc): Fix up formatting. Fold conversion of
25889 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25890 instead of NOP_EXPR.
25892 PR tree-optimization/69214
25893 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25894 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25897 PR tree-optimization/69207
25898 * tree-vect-slp.c (vect_get_constant_vectors): For
25899 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25900 fold_convertible_p to vector_type's element type, and always
25901 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25903 2016-01-11 Richard Biener <rguenther@suse.de>
25905 PR tree-optimization/69173
25906 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25907 fixup the cycle if all stmts are in a pattern.
25909 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25911 PR middle-end/68999
25912 * alias.c (base_alias_check): Move check for addresses with
25913 alignment ANDs before the call for compare_base_decls.
25914 (memrefs_conflict_p): Return -1 for different decls
25915 that went through alignment adjustments.
25917 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25919 PR rtl-optimization/68796
25920 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25921 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25922 and QImode comparisons against zero with CC_NZmode.
25923 * config/aarch64/iterators.md (short_mask): New mode_attr.
25925 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25927 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25928 (<avx512>_store<mode>_mask): Likewise.
25930 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25931 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25933 PR rtl-optimization/68841
25934 * ifcvt.c (struct noce_if_info): Add orig_x field.
25935 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25936 Don't record conflicts on to_rename if it's present.
25937 Allow memory destinations in sets.
25938 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25939 blocks, passing orig_x to the checks.
25940 (noce_process_if_block): Set if_info->orig_x appropriately.
25942 2016-01-11 Tom de Vries <tom@codesourcery.com>
25944 PR tree-optimization/69069
25945 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25947 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25949 PR rtl-optimization/68920
25950 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25951 of conditional moves for RTL if-conversion to 1 for
25952 TARGET_ONE_IF_CONV_INSN.
25953 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25954 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25955 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25956 parameter to restirct number of conditional moves for
25958 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25959 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25962 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25965 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25966 onepart vars. Fix typo in comment. Fix reversed condition in
25968 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25971 * var-tracking.c (dump_onepart_variable_differences): New.
25972 (dataflow_set_different): If a detailed dump is requested,
25973 delay early returns and dump differences between onepart
25974 variables present before and after, and added variables.
25976 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25979 * expr.c (expand_expr_real_1): For boolean vector constants
25980 with a scalar mode use const_scalar_mask_from_tree.
25981 (const_scalar_mask_from_tree): New.
25982 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25983 assigned to a mask type to handle constants.
25985 2016-01-11 Martin Jambor <mjambor@suse.cz>
25988 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25989 useless parameters if we cannot change function signature.
25991 2016-01-11 Martin Jambor <mjambor@suse.cz>
25994 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25997 2016-01-11 Tom de Vries <tom@codesourcery.com>
25999 PR tree-optimization/69109
26000 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26003 2016-01-11 Tom de Vries <tom@codesourcery.com>
26005 PR tree-optimization/69108
26006 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26007 res is not used in a phi.
26009 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26012 * common.opt (frandom-seed): Fix parameter name.
26013 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26015 2016-01-11 Tom de Vries <tom@codesourcery.com>
26017 PR tree-optimization/69058
26018 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26021 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26023 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26024 (mcode-density): Likewise.
26026 2016-01-10 Tom de Vries <tom@codesourcery.com>
26028 PR tree-optimization/69062
26029 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26030 (parallelize_loops): Don't paralelize loop that has phi with address
26033 2016-01-10 Tom de Vries <tom@codesourcery.com>
26035 PR tree-optimization/69039
26036 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26039 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26041 PR middle-end/68743
26042 * match.pd: Require target has function_c99_misc before doing
26043 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26045 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26047 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26049 * configure: Regenerate.
26051 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26053 PR middle-end/50865
26054 PR tree-optimization/69097
26055 * fold-const.h (expr_not_equal_to): New prototype.
26056 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26057 (expr_not_equal_to): New function.
26058 * match.pd (X % -Y is the same as X % Y): Don't optimize
26059 unless X is known not to be equal to minimum or Y is known
26060 not to be equal to -1.
26061 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26062 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26063 (simplify_stmt_using_ranges): Adjust caller.
26064 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26065 substitute_and_fold.
26067 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26069 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26072 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26074 PR tree-optimization/69167
26075 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26076 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26078 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26080 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26081 Richard Biener <rguenther@suse.de>
26083 PR tree-optimization/68707
26084 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26085 instances that can be handled via vect_load_lanes.
26087 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26089 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26090 if we can't determine address equivalence.
26091 * alias.c (compare_base_decl): Update for changed return value of
26092 symtab_node::equal_address_to.
26094 2016-01-08 Jason Merrill <jason@redhat.com>
26098 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26099 * expr.c (store_field): Not here.
26100 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26101 call with TREE_ADDRESSABLE type.
26102 * tree-cfg.c (verify_gimple_call): Adjust.
26104 2016-01-08 Olivier Hainque <hainque@adacore.com>
26106 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26109 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26111 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26112 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26113 (reduc_smin_v2sf): Rename to...
26114 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26115 (reduc_splus_v2sf): Rename to...
26116 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26118 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26120 PR tree-optimization/69162
26121 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26122 valist argument in another argument.
26123 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26124 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26125 to determine the va_list type, build a MEM_REF instead of
26126 build_fold_indirect_ref.
26128 PR tree-optimization/69172
26129 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26132 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26134 PR tree-optimization/67781
26135 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26136 and cmpnop in two steps: first the ones not accessed in original
26137 gimple expression in a endian independent way and then the ones not
26138 accessed in the final result in an endian-specific way.
26140 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26142 PR tree-optimization/69083
26143 * tree-vect-slp.c (vect_get_constant_vectors): For
26144 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26145 element type. If op is fold_convertible_p to vector_type's element
26146 type, use NOP_EXPR instead of VCE.
26148 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26150 PR rtl-optimization/67778
26151 PR rtl-optimization/68634
26152 PR rtl-optimization/68909
26153 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26154 block from the stack until done with it. Remove a superfluous
26155 bitmap set. Remove a superfluous bitmap test.
26157 2016-01-07 Martin Sebor <msebor@redhat.com>
26160 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26161 constraint on the type of arguments.
26163 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26165 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26166 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26167 unaligned_access on the gcc_options set.
26168 * config/arm/arm.c (arm_option_override_internal): Use
26169 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26171 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26174 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26175 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26177 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26180 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26183 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26184 depending on frame_pointer_needed before remaining integer and SSE
26185 registers are saved.
26187 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26190 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26192 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26195 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26196 Use the "xBm" constraint.
26197 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26199 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26200 (sse_cvtsi2ssq<round_name>): Likewise.
26201 (sse_cvtss2si<round_name>): Likewise.
26202 (sse_cvtss2siq<round_name>): Likewise.
26203 (sse2_cvtsi2sdq<round_name>): Likewise.
26204 (sse2_cvtsd2si<round_name>): Likewise.
26205 (sse2_cvtsd2siq<round_name>): Likewise.
26206 * config/i386/subst.md (round_nimm_scalar_predicate): New
26209 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26211 PR middle-end/67639
26212 * varasm.c (make_decl_rtl): Mark invalid register vars as
26215 PR rtl-optimization/66206
26216 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26217 All callers changed.
26219 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26221 PR tree-optimization/69141
26222 * tree-ssa-pre.c: Include langhooks.h.
26223 (eliminate_dom_walker::before_dom_children): Use
26224 lang_hooks.decl_printable_name instead of
26225 cgraph_node::get ()->name ().
26227 PR middle-end/68960
26228 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26229 it and DECL_ALIGN too.
26231 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26233 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26235 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26238 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26239 depending on frame_pointer_needed before remaining integer and SSE
26240 registers are saved.
26242 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26244 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26245 mode iterator with VSX_M2.
26246 (*p9_vecstore_<mode>): Likewise.
26247 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26248 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26249 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26250 (define_split for VSX_LE128 stores): Likewise.
26251 (define_peephole2 for TImode LE swaps): Likewise.
26252 (define_split for VSX_LE128 post-reload stores): Likewise.
26254 2016-01-06 Marek Polacek <polacek@redhat.com>
26257 * convert.c (convert_to_integer_1): Adjust call to
26258 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26259 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26260 EXPR instead of ARG.
26261 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26263 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26266 * doc/extend.texi (RL78 Variable Attributes): New section.
26268 2016-01-05 Marek Polacek <polacek@redhat.com>
26271 * builtins.c (get_memmodel): Use expansion point location rather than
26272 the input location. Call warning_at rather than warning.
26273 (expand_builtin_atomic_compare_exchange): Likewise.
26274 (expand_builtin_atomic_load): Likewise.
26275 (expand_builtin_atomic_store): Likewise.
26276 (expand_builtin_atomic_clear): Likewise.
26278 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26281 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26282 Replace nonimmediate_operand with vector_operand.
26283 * config/i386/predicates.md (vector_operand): New predicate.
26284 (general_vector_operand): Replace nonimmediate_operand with
26286 * config/i386/sse.md: Replace nonimmediate_operand with
26287 vector_operand and m constraint with Bm constraint on SSE
26288 patterns with 16-byte memory operand.
26289 * config/i386/subst.md (round_nimm_predicate): Replace
26290 nonimmediate_operand with vector_operand.
26291 (round_saeonly_nimm_predicate): Likewise.
26292 (round_saeonly_nimm_scalar_predicate): New.
26294 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26297 * config/i386/constraints.md (Bm): New constraint.
26298 * config/i386/predicates.md (vector_memory_operand): New
26300 * config/i386/sse.md: Replace xm with xBm in plusminus and
26301 any_logic patterns.
26303 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26306 * doc/extend.texi (V850 Function Attributes): New section.
26307 (V850 Variable Attributes): New section.
26309 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26312 * doc/extend.texi (MicroBlaze Function Attributes): Document
26313 interrupt_handler and fast_interrupt attributes.
26315 2016-01-05 Sergei Trofimovich <siarheit@google.com>
26318 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
26319 for local symbolic operands.
26320 * config/ia64/predicates.md (local_symbolic_operand64): New
26323 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26325 PR rtl-optimization/68651
26326 * combine.c (combine_simplify_rtx): Canonicalize x + x into
26329 2016-01-05 Nathan Sidwell <nathan@acm.org>
26331 * alias.c (compare_base_decls): Use symtab_node::get.
26333 2016-01-05 Nick Clifton <nickc@redhat.com>
26336 * ira-costs.c (copy_cost): Initialise the t_icode field of the
26337 secondary_reload_info structure.
26340 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
26341 decls if weak support is available.
26343 2016-01-04 Martin Sebor <msebor@redhat.com>
26345 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
26347 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26349 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
26350 OPTION_MASK_P9_DFORM.
26352 * config/rs6000/constraints.md (wo constraint): New constraint for
26355 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
26357 (rs6000_init_hard_regno_mode_ok): Likewise.
26359 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
26362 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
26363 expanders not to have constraints. Add support for ISA 3.0 xxperm
26364 instruction. Add support for fusing xxlor with xxperm.
26365 (altivec_vperm_<mode>_internal): Likewise.
26366 (altivec_vperm_v8hiv16qi): Likewise.
26367 (altivec_vperm_<mode>v16q): Likewise.
26368 (altivec_vperm_<mode>_uns): Likewise.
26369 (vperm_v8hiv4si): Likewise.
26370 (vperm_v16qiv8hi): Likewise.
26372 * doc/md.texi (RS/6000 constraints): Document wo constraint.
26374 2016-01-04 Jakub Jelinek <jakub@redhat.com>
26376 Update copyright years.
26378 * gcc.c (process_command): Update copyright notice dates.
26379 * gcov-dump.c (print_version): Ditto.
26380 * gcov.c (print_version): Ditto.
26381 * gcov-tool.c (print_version): Ditto.
26382 * gengtype.c (create_file): Ditto.
26383 * doc/cpp.texi: Bump @copying's copyright year.
26384 * doc/cppinternals.texi: Ditto.
26385 * doc/gcc.texi: Ditto.
26386 * doc/gccint.texi: Ditto.
26387 * doc/gcov.texi: Ditto.
26388 * doc/install.texi: Ditto.
26389 * doc/invoke.texi: Ditto.
26391 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26393 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
26394 modes larger than TImode as TImode if NEON is not enabled.
26396 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26399 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
26400 mode for %f0-%f31 only if TARGET_FPU.
26402 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26405 * config/sparc/sparc.c (scan_record_type): Take into account subfields
26406 to compute the PACKED_P predicate.
26407 (function_arg_record_value): Minor tweaks.
26409 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26411 * doc/install.texi (--with-multilib-list): Describe the meaning of the
26412 option for arm*-*-* targets.
26414 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
26416 * doc/extend.texi (Common Function Attributes): Move docs for
26417 MSP430-specific attributes to....
26418 (MSP430 Function Attributes): ...here. Delete the redundant
26419 entries and copy-edit the remaining text.
26420 (MSP430 Variable Attributes): Use uniform format for index
26421 entries and add a cross-reference to the corresponding function
26424 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
26426 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
26428 (x86 Options): Likewise.
26430 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26434 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26435 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26436 to corresponding attribute.
26438 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26440 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26441 to correct alphabetization of table. Copy-edit and correct
26443 <stack_protect>: Likewise.
26444 <target_clones>: Likewise.
26446 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26447 Correct punctuation.
26448 (Code Gen Options) <-fno-plt>: Copy-edit.
26450 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26453 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26454 SI values. Explicitly convert SI to DI and vice-versa.
26456 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26458 PR tree-optimization/69070
26459 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26460 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26463 * ubsan.c (ubsan_instrument_float_cast): Call
26464 initialize_sanitizer_builtins.
26467 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26469 Copyright (C) 2016 Free Software Foundation, Inc.
26471 Copying and distribution of this file, with or without modification,
26472 are permitted in any medium without royalty provided the copyright
26473 notice and this notice are preserved.