| blob | b7c722c259e9a662016a5d008397919b66656831 |
1 2013-09-09 Richard Biener <rguenther@suse.de>
3 Backport from mainline
4 2013-08-29 Richard Biener <rguenther@suse.de>
6 PR tree-optimization/57685
7 * tree-vrp.c (register_edge_assert_for_1): Recurse only for
8 single-use operands to avoid exponential complexity.
10 2013-09-09 Richard Biener <rguenther@suse.de>
12 Backport from mainline
13 2013-08-30 Richard Biener <rguenther@suse.de>
15 PR tree-optimization/58223
16 * tree-loop-distribution.c (has_anti_dependence): Rename to ...
17 (has_anti_or_output_dependence): ... this and adjust to also
18 look for output dependences.
19 (mark_nodes_having_upstream_mem_writes): Adjust.
20 (rdg_flag_uses): Likewise.
22 2013-09-03 Richard Biener <rguenther@suse.de>
24 Backport from mainline
25 2013-08-29 Richard Biener <rguenther@suse.de>
27 PR tree-optimization/58246
28 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Properly
29 handle the dominance check inside a basic-block.
31 2013-09-03 Richard Biener <rguenther@suse.de>
33 Backport from mainline
34 2013-08-30 Richard Biener <rguenther@suse.de>
36 PR tree-optimization/58228
37 * tree-vect-data-refs.c (vect_analyze_data_ref_access): Do not
38 allow invariant loads in nested loop vectorization.
40 2013-09-03 Richard Biener <rguenther@suse.de>
42 Backport from mainline
43 2013-08-30 Richard Biener <rguenther@suse.de>
45 PR tree-optimization/58010
46 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
47 assert that we have a loop-closed PHI.
49 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
51 Backport from mainline
52 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
54 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
55 "cmp" RTX before signed_comparison_operator check to account
56 for "code" changes.
58 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
60 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
62 2013-08-30 Jakub Jelinek <jakub@redhat.com>
64 PR tree-optimization/58277
65 * tree-ssa-strlen.c (strlen_enter_block): If do_invalidate gave up
66 after seeing too many stmts with vdef in between dombb and current
67 bb, invalidate everything.
69 2013-08-29 Oleg Endo <olegendo@gcc.gnu.org>
71 Backport from mainline
72 2013-08-05 Oleg Endo <olegendo@gcc.gnu.org>
74 PR other/12081
75 * recog.h (rtx (*insn_gen_fn) (rtx, ...)): Replace typedef with new
76 class insn_gen_fn.
77 * expr.c (move_by_pieces_1, store_by_pieces_2): Replace argument
78 rtx (*) (rtx, ...) with insn_gen_fn.
79 * genoutput.c (output_insn_data): Cast gen_? function pointers to
80 insn_gen_fn::stored_funcptr. Add initializer braces.
82 Backport from mainline
83 2013-08-07 Oleg Endo <olegendo@gcc.gnu.org>
85 PR other/12081
86 * config/rs6000/rs6000.c (gen_2arg_fn_t): Remove typedef.
87 (rs6000_emit_swdiv_high_precision, rs6000_emit_swdiv_low_precision,
88 rs6000_emit_swrsqrt): Don't cast result of GEN_FCN to gen_2arg_fn_t.
90 2013-08-29 Jakub Jelinek <jakub@redhat.com>
92 Backported from mainline
93 2013-05-27 Richard Biener <rguenther@suse.de>
95 PR middle-end/57381
96 PR tree-optimization/57417
97 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Fix test
98 for unchanged base.
99 (set_ssa_val_to): Compare addresses using
100 get_addr_base_and_unit_offset.
102 PR tree-optimization/57396
103 * tree-affine.c (double_int_constant_multiple_p): Properly
104 return false for val == 0 and div != 0.
106 PR tree-optimization/57343
107 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Do not
108 use multiple_of_p if not TYPE_OVERFLOW_UNDEFINED.
109 (number_of_iterations_cond): Do not build the folded tree.
111 2013-08-28 Jakub Jelinek <jakub@redhat.com>
113 PR middle-end/58257
114 * omp-low.c (copy_var_decl): Copy over TREE_NO_WARNING flag.
116 2013-08-28 Richard Biener <rguenther@suse.de>
118 Backport from mainline
119 2013-06-24 Richard Biener <rguenther@suse.de>
121 PR middle-end/56977
122 * passes.c (init_optimization_passes): Move pass_fold_builtins
123 and pass_dce earlier with -Og.
125 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
127 Backport from mainline
128 2013-08-27 H.J. Lu <hongjiu.lu@intel.com>
130 * config/i386/driver-i386.c (host_detect_local_cpu): Update
131 Haswell processor detection.
133 Backport from mainline
134 2013-08-27 Christian Widmer <shadow@umbrox.de>
136 PR target/57927
137 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
138 of Ivy Bridge and Haswell processors. Assume core-avx2 for unknown
139 AVX2 capable processors.
141 2013-08-23 Jakub Jelinek <jakub@redhat.com>
143 PR target/58218
144 * config/i386/x86-64.h (TARGET_SECTION_TYPE_FLAGS): Define.
145 * config/i386/i386.c (x86_64_elf_section_type_flags): New function.
147 PR tree-optimization/58209
148 * tree-tailcall.c (find_tail_calls): Give up for pointer result types
149 if m or a is non-NULL.
151 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
153 PR target/56979
154 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
155 suggested mode for the assignment isn't compatible with the
156 registers required.
158 2013-08-20 Alan Modra <amodra@gmail.com>
160 PR target/57865
161 * config/rs6000/rs6000.c (rs6000_emit_prologue): Correct ool_adjust.
162 (rs6000_emit_epilogue): Likewise.
164 2013-08-19 Peter Bergner <bergner@vnet.ibm.com>
165 Jakub Jelinek <jakub@redhat.com>
167 Backport from mainline
168 * config/rs6000/dfp.md (*negtd2_fpr): Handle non-overlapping
169 destination and source operands.
171 2013-08-18 Jakub Jelinek <jakub@redhat.com>
173 PR tree-optimization/58006
174 * tree-parloops.c (take_address_of): Don't ICE if get_name
175 returns NULL.
176 (eliminate_local_variables_stmt): Remove clobber stmts.
178 2013-08-16 Jakub Jelinek <jakub@redhat.com>
180 PR tree-optimization/58164
181 * gimple.c (walk_stmt_load_store_addr_ops): For visit_addr
182 walk gimple_goto_dest of GIMPLE_GOTO.
184 PR tree-optimization/58165
185 * tree-call-cdce.c (shrink_wrap_one_built_in_call): If
186 bi_call must be the last stmt in a bb, don't split_block, instead
187 use fallthru edge from it and give up if there is none.
188 Release conds vector when returning early.
190 2013-08-15 David Given <dg@cowlark.com>
192 Backport from mainline
193 2013-04-26 Vladimir Makarov <vmakarov@redhat.com>
195 * lra-constraints.c (process_alt_operands): Use #if HAVE_ATTR_enable
196 instead of #ifdef.
198 2013-08-14 Jakub Jelinek <jakub@redhat.com>
200 PR tree-optimization/58145
201 * tree-sra.c (build_ref_for_offset): If prev_base has
202 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS, propagate it to MEM_REF.
204 2013-08-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
206 * config/s390/htmxlintrin.h: Add file missing from last commit.
207 * config/s390/htmintrin.h: Likewise.
208 * config/s390/s390intrin.h: Likewise.
210 2013-08-14 Uros Bizjak <ubizjak@gmail.com>
212 Backport from mainline
213 2013-08-13 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/sse.md (*sse2_maskmovdqu): Emit addr32 prefix
216 when Pmode != word_mode. Add length_address attribute.
217 (sse3_monitor_<mode>): Merge from sse3_monitor and
218 sse3_monitor64_<mode> insn patterns. Emit addr32 prefix when
219 Pmode != word_mode. Update insn length attribute.
220 * config/i386/i386.c (ix86_option_override_internal): Update
221 ix86_gen_monitor selection for merged sse3_monitor insn.
223 2013-08-14 Jakub Jelinek <jakub@redhat.com>
224 Alexandre Oliva <aoliva@redhat.com>
226 PR target/58067
227 * config/i386/i386.c (ix86_delegitimize_address): For CM_MEDIUM_PIC
228 and CM_LARGE_PIC ix86_cmodel fall thru into the -m32 code, handle
229 there also UNSPEC_PLTOFF.
231 2013-08-13 Jakub Jelinek <jakub@redhat.com>
233 PR sanitizer/56417
234 * asan.c (instrument_strlen_call): Fix typo in comment.
235 Use char * type even for the lhs of POINTER_PLUS_EXPR.
237 2013-08-13 Vladimir Makarov <vmakarov@redhat.com>
239 Backport from mainline
240 2013-06-06 Vladimir Makarov <vmakarov@redhat.com>
242 PR rtl-optimization/57459
243 * lra-constraints.c (update_ebb_live_info): Fix typo for operand
244 type when setting live regs.
246 2013-08-13 Marek Polacek <polacek@redhat.com>
247 Jakub Jelinek <jakub@redhat.com>
249 PR tree-optimization/57980
250 * tree-tailcall.c (process_assignment): Return false
251 when not dealing with integers or floats.
253 2013-08-12 Andrew Haley <aph@redhat.com>
255 Backport from mainline:
256 * 2013-07-11 Andreas Schwab <schwab@suse.de>
258 * config/aarch64/aarch64-linux.h (CPP_SPEC): Define.
260 2013-08-13 Uros Bizjak <ubizjak@gmail.com>
262 Backport from mainline
263 2013-08-12 Perez Read <netfirewall@gmail.com>
265 PR target/58132
266 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
267 operand 0 for intel asm alternative.
268 (*movabs<mode>_2): Ditto for operand 1.
270 2013-08-09 Zhenqiang Chen <zhenqiang.chen@linaro.org>
272 Backport from mainline:
273 2013-08-09 Zhenqiang Chen <zhenqiang.chen@linaro.org>
275 * config/arm/neon.md (vcond): Fix floating-point vector
276 comparisons against 0.
278 2013-08-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
280 Backport from mainline:
281 2013-08-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
283 * config/arm/neon.md (movmisalign<mode>): Disable when we
284 don't allow unaligned accesses.
285 (*movmisalign<mode>_neon_store): Likewise.
286 (*movmisalign<mode>_neon_load): Likewise.
287 (*movmisalign<mode>_neon_store): Likewise.
288 (*movmisalign<mode>_neon_load): Likewise.
290 2013-08-06 Martin Jambor <mjambor@suse.cz>
292 PR middle-end/58041
293 * gimple-ssa-strength-reduction.c (replace_ref): Make sure built
294 MEM_REF has proper alignment information.
296 2013-08-05 Richard Earnshaw <rearnsha@arm.com>
298 PR rtl-optimization/57708
299 * recog.c (peep2_find_free_register): Validate all regs in a
300 multi-reg mode.
302 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
304 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
305 the implied StoreLoad barrier for atomic operations if before.
307 2013-08-02 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
309 Backports from mainline:
310 2013-06-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
312 * config/s390/s390.c: Rename UNSPEC_CCU_TO_INT to
313 UNSPEC_STRCMPCC_TO_INT and UNSPEC_CCZ_TO_INT to UNSPEC_CC_TO_INT.
314 (struct machine_function): Add tbegin_p.
315 (s390_canonicalize_comparison): Fold CC mode compares to
316 conditional jump if possible.
317 (s390_emit_jump): Return the emitted jump.
318 (s390_branch_condition_mask, s390_branch_condition_mnemonic):
319 Handle CCRAWmode compares.
320 (s390_option_override): Default to -mhtm if available.
321 (s390_reg_clobbered_rtx): Handle floating point regs as well.
322 (s390_regs_ever_clobbered): Use s390_regs_ever_clobbered also for
323 FPRs instead of df_regs_ever_live_p.
324 (s390_optimize_nonescaping_tx): New function.
325 (s390_init_frame_layout): Extend clobbered_regs array to cover
326 FPRs as well.
327 (s390_emit_prologue): Call s390_optimize_nonescaping_tx.
328 (s390_expand_tbegin): New function.
329 (enum s390_builtin): New enum definition.
330 (code_for_builtin): New array definition.
331 (s390_init_builtins): New function.
332 (s390_expand_builtin): New function.
333 (TARGET_INIT_BUILTINS): Define.
334 (TARGET_EXPAND_BUILTIN): Define.
335 * common/config/s390/s390-common.c (processor_flags_table): Add PF_TX.
336 * config/s390/predicates.md (s390_comparison): Handle CCRAWmode.
337 (s390_alc_comparison): Likewise.
338 * config/s390/s390-modes.def: Add CCRAWmode.
339 * config/s390/s390.h (processor_flags): Add PF_TX.
340 (TARGET_CPU_HTM): Define macro.
341 (TARGET_HTM): Define macro.
342 (TARGET_CPU_CPP_BUILTINS): Define __HTM__ for htm.
343 * config/s390/s390.md: Rename UNSPEC_CCU_TO_INT to
344 UNSPEC_STRCMPCC_TO_INT and UNSPEC_CCZ_TO_INT to UNSPEC_CC_TO_INT.
345 (UNSPECV_TBEGIN, UNSPECV_TBEGINC, UNSPECV_TEND, UNSPECV_TABORT)
346 (UNSPECV_ETND, UNSPECV_NTSTG, UNSPECV_PPA): New unspecv enum
347 values.
348 (TBEGIN_MASK, TBEGINC_MASK): New constants.
349 ("*cc_to_int"): Move up.
350 ("*mov<mode>cc", "*cjump_64", "*cjump_31"): Accept integer
351 constants other than 0.
352 ("*ccraw_to_int"): New insn and splitter definition.
353 ("tbegin", "tbegin_nofloat", "tbegin_retry")
354 ("tbegin_retry_nofloat", "tbeginc", "tend", "tabort")
355 ("tx_assist"): New expander.
356 ("tbegin_1", "tbegin_nofloat_1", "*tbeginc_1", "*tend_1")
357 ("*tabort_1", "etnd", "ntstg", "*ppa"): New insn definition.
358 * config/s390/s390.opt: Add -mhtm option.
359 * config/s390/s390-protos.h (s390_emit_jump): Add return type.
360 * config/s390/htmxlintrin.h: New file.
361 * config/s390/htmintrin.h: New file.
362 * config/s390/s390intrin.h: New file.
363 * doc/extend.texi: Document htm builtins.
364 * config.gcc: Add the new header files to extra_headers.
366 2013-07-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
368 * config/s390/s390.c: (s390_expand_builtin): Allow -mhtm to be
369 enabled without -march=zEC12.
370 * config/s390/s390.h (TARGET_HTM): Do not require EC12 machine
371 flags to be set.
373 2013-08-01 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
375 Backport from mainline
376 2013-05-13 Ganesh Gopalasubramanian
377 <Ganesh.Gopalasubramanian@amd.com>
379 * config/i386/i386.c (processor_target_table): Modified default
380 alignment values for AMD BD and BT architectures.
382 2013-07-31 Sriraman Tallam <tmsriram@google.com>
384 * config/i386/i386.c (dispatch_function_versions): Fix array
385 indexing of function_version_info to match actual_versions.
387 2013-07-31 Sebastian Huber <sebastian.huber@embedded-brains.de>
389 * config.gcc (*-*-rtems*): Use __cxa_atexit by default.
390 * config/rs6000/rtems.h (TARGET_LIBGCC_SDATA_SECTION): Define.
392 2013-07-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
394 Backport from mainline
395 2013-03-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
397 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Define.
399 2013-07-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
401 * config/s390/linux-unwind.h: Use the proper dwarf to hard reg
402 mapping for FPRs when creating the fallback framestate.
404 2013-07-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
406 * config/s390/s390.md ("movcc"): Swap load and store instructions.
408 2013-07-25 Terry Guo <terry.guo@arm.com>
410 Backport from mainline:
411 2013-07-25 Terry Guo <terry.guo@arm.com>
413 * config/arm/arm.c (thumb1_size_rtx_costs): Assign proper cost for
414 shift_add/shift_sub0/shift_sub1 RTXs.
416 2013-07-22 Iain Sandoe <iain@codesourcery.com>
418 Backport from mainline:
419 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
421 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
422 it is not needed after split.
424 2013-07-20 Iain Sandoe <iain@codesourcery.com>
426 PR target/51784
427 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
428 second label for nonlocal goto receivers. Don't output pic base labels
429 unless we're producing PIC; mark that action unreachable().
430 (ix86_save_reg): If the function contains a nonlocal label, save the
431 PIC base reg.
432 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
433 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
434 (update_pic_label_number_if_needed): New.
435 (machopic_output_function_base_name): Adjust for nonlocal receiver
436 case.
437 (machopic_should_output_picbase_label): New.
438 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
439 (nonlocal_goto_receiver): New insn and split.
441 2013-07-19 Wei Mi <wmi@google.com>
443 Backport from mainline:
444 2013-07-18 Vladimir Makarov <vmakarov@redhat.com>
445 Wei Mi <wmi@google.com>
447 PR rtl-optimization/57878
448 * lra-assigns.c (assign_by_spills): Move non_reload_pseudos to the
449 top. Promote lra_assert to gcc_assert.
450 (reload_pseudo_compare_func): Check regs first for reload pseudos.
452 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
454 Backport from 2013-07-19 trunk r201051.
456 PR target/57516
457 * config/avr/avr-fixed.md (round<mode>3_const): Turn expander to insn.
458 * config/avr/avr.md (adjust_len): Add `round'.
459 * config/avr/avr-protos.h (avr_out_round): New prototype.
460 (avr_out_plus): Add `out_label' argument.
461 * config/avr/avr.c (avr_out_plus_1): Add `out_label' argument.
462 (avr_out_plus): Pass down `out_label' to avr_out_plus_1.
463 Handle the case where `insn' is just a pattern.
464 (avr_out_bitop): Handle the case where `insn' is just a pattern.
465 (avr_out_round): New function.
466 (avr_adjust_insn_length): Handle ADJUST_LEN_ROUND.
468 2013-07-19 Kirill Yukhin <kirill.yukhin@intel.com>
470 * config/i386/bmiintrin.h (_bextr_u32): New.
471 (_bextr_u64): Ditto.
472 (_blsi_u32): New.
473 (_blsi_u64): Ditto.
474 (_blsr_u32): Ditto.
475 (_blsr_u64): Ditto.
476 (_blsmsk_u32): Ditto.
477 (_blsmsk_u64): Ditto.
478 (_tzcnt_u32): Ditto.
479 (_tzcnt_u64): Ditto.
481 2013-07-17 James Greenhalgh <james.greenhalgh@arm.com>
483 Backport From mainline:
484 2013-07-03 James Greenhalgh <james.greenhalgh@arm.com>
486 * config/aarch64/aarch64-builtins.c
487 (aarch64_simd_expand_builtin): Handle AARCH64_SIMD_STORE1.
488 * config/aarch64/aarch64-simd-builtins.def (ld1): New.
489 (st1): Likewise.
490 * config/aarch64/aarch64-simd.md
491 (aarch64_ld1<VALL:mode>): New.
492 (aarch64_st1<VALL:mode>): Likewise.
493 * config/aarch64/arm_neon.h
494 (vld1<q>_<fpsu><8, 16, 32, 64>): Convert to RTL builtins.
496 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
498 Backport from 2013-07-11 trunk r200901.
500 PR target/57631
501 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
502 name seen by assembler/linker if available.
504 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
506 Backport from 2013-07-10 trunk r200872.
508 PR target/57844
509 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
510 of my_fp.
512 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
514 Backport from 2013-07-10 trunk r200870.
516 PR target/57506
517 * config/avr/avr-mcus.def (atmega16hva, atmega16hva2, atmega16hvb)
518 (atmega16m1, atmega16u4, atmega32a, atmega32c1, atmega32hvb)
519 (atmega32m1, atmega32u4, atmega32u6, atmega64c1, atmega64m1):
520 Remove duplicate devices.
521 * config/avr/gen-avr-mmcu-texi.c (print_mcus): Fail on duplicate MCUs.
522 * config/avr/t-multilib: Regenerate.
523 * config/avr/avr-tables.opt: Regenerate.
524 * doc/avr-mmcu.texi: Regenerate.
526 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
528 PR target/56987
529 * config/avr/avr.opt (Waddr-space-convert): Fix typo.
531 2013-07-09 Joseph Myers <joseph@codesourcery.com>
533 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
534 adjust register size for TDmode and TFmode for VSX registers.
536 2013-07-08 Kai Tietz <ktietz@redhat.com>
538 Backport from mainline
539 PR target/56892
540 * config/i386/i386.c (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Define as
541 hook_bool_const_tree_true.
543 2013-07-08 Uros Bizjak <ubizjak@gmail.com>
545 Backport from mainline
546 2013-07-07 Uros Bizjak <ubizjak@gmail.com>
548 * config/i386/driver-i386.c (host_detect_local_cpu): Do not check
549 signature_TM2_ebx, it interferes with signature_INTEL_ebx.
551 Backport from mainline
552 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
554 * config/i386/sse.md (sse_movlhps): Change alternative 3
555 of operand 2 to "m".
557 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
559 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
561 2013-07-08 Jakub Jelinek <jakub@redhat.com>
563 PR rtl-optimization/57829
564 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
565 mask bits outside of mode are just sign-extension from mode to HWI.
567 2013-07-03 Jakub Jelinek <jakub@redhat.com>
569 PR target/57777
570 * config/i386/predicates.md (vsib_address_operand): Disallow
571 SYMBOL_REF or LABEL_REF in parts.disp if TARGET_64BIT && flag_pic.
573 2013-06-30 Terry Guo <terry.guo@arm.com>
575 Backport from mainline
576 2013-03-27 Bin Cheng <bin.cheng@arm.com>
578 PR target/56102
579 * config/arm/arm.c (thumb1_rtx_costs, thumb1_size_rtx_costs): Fix
580 rtx costs for SET/ASHIFT/ASHIFTRT/LSHIFTRT/ROTATERT patterns with
581 mult-word mode.
583 2013-06-28 Jakub Jelinek <jakub@redhat.com>
585 PR target/57736
586 * config/i386/i386.c (ix86_expand_builtin): If target == NULL
587 and mode is VOIDmode, don't create a VOIDmode pseudo to copy result
588 into.
590 2013-06-27 Jakub Jelinek <jakub@redhat.com>
592 PR target/57623
593 * config/i386/i386.md (bmi_bextr_<mode>): Swap predicates and
594 constraints of operand 1 and 2.
596 PR target/57623
597 * config/i386/i386.md (bmi2_bzhi_<mode>3): Swap AND arguments
598 to match RTL canonicalization. Swap predicates and
599 constraints of operand 1 and 2.
601 * tree-vect-stmts.c (vectorizable_store): Move ptr_incr var
602 decl before the loop, initialize to NULL.
603 (vectorizable_load): Initialize ptr_incr to NULL.
605 2013-06-24 Martin Jambor <mjambor@suse.cz>
607 PR tree-optimization/57358
608 * ipa-prop.c (parm_ref_data_preserved_p): Always return true when
609 not optimizing.
611 2013-06-24 Alan Modra <amodra@gmail.com>
613 * config/rs6000/rs6000.c (vspltis_constant): Correct for little-endian.
614 (gen_easy_altivec_constant): Likewise.
615 * config/rs6000/predicates.md (easy_vector_constant_add_self,
616 easy_vector_constant_msb): Likewise.
618 2013-06-21 Uros Bizjak <ubizjak@gmail.com>
620 Backport from mainline
621 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
623 PR target/57655
624 * config/i386/i386.c (construct_container): Report error if
625 long double is used with disabled x87 float returns.
627 2013-06-20 Wei Mi <wmi@google.com>
629 Backport from mainline
630 2013-06-19 Wei Mi <wmi@google.com>
632 PR rtl-optimization/57518
633 * ira.c (set_paradoxical_subreg): Set pdx_subregs[regno]
634 if regno is used in paradoxical subreg.
635 (update_equiv_regs): Check pdx_subregs[regno] before
636 set a reg to be equivalent with a mem.
639 2013-06-20 David Edelsohn <dje.gcc@gmail.com>
641 Backport from mainline
642 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
644 PR driver/57652
645 * collect2.c (collect_atexit): New.
646 (collect_exit): Delete.
647 (main): Register collect_atexit with atexit.
648 (collect_wait): Change collect_exit to exit.
649 (do_wait): Same.
650 * collect2.h (collect_exit): Delete.
651 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
653 2013-06-19 Matthias Klose <doko@ubuntu.com>
655 PR driver/57651
656 * file-find.h (find_a_file): Add a mode parameter.
657 * file-find.c (find_a_file): Likewise.
658 * gcc-ar.c (main): Call find_a_file with R_OK for the plugin,
659 with X_OK for the executables.
660 * collect2.c (main): Call find_a_file with X_OK.
662 2013-06-19 Igor Zamyatin <igor.zamyatin@intel.com>
664 * doc/invoke.texi (core-avx2): Document.
665 (atom): Updated with MOVBE.
667 2013-06-19 Jakub Jelinek <jakub@redhat.com>
669 PR driver/57651
670 * gcc-ar.c (main): If not CROSS_DIRECTORY_STRUCTURE, look for
671 PERSONALITY in $PATH derived prefixes.
673 2013-06-19 Paolo Carlini <paolo.carlini@oracle.com>
675 PR c++/56544
676 * doc/cpp.texi [Standard Predefined Macros, __cplusplus]: Document
677 that now in C++ the value is correct per the C++ standards.
679 2013-06-19 Alan Modra <amodra@gmail.com>
681 Apply mainline patches
682 2013-06-13 Alan Modra <amodra@gmail.com>
683 * config/rs6000/rs6000.h (LONG_DOUBLE_LARGE_FIRST): Define.
684 * config/rs6000/rs6000.md (signbittf2): New insn.
685 (extenddftf2_internal): Use LONG_DOUBLE_LARGE_FIRST.
686 (abstf2_internal, cmptf_internal2): Likewise.
687 * config/rs6000/spe.md (spe_abstf2_cmp, spe_abstf2_tst): Likewise.
689 2013-06-11 Anton Blanchard <anton@samba.org>
690 * config/rs6000/rs6000.c (rs6000_adjust_atomic_subword): Calculate
691 correct shift value in little-endian mode.
693 2013-06-07 Alan Modra <amodra@gmail.com>
694 * config/rs6000/rs6000.c (setup_incoming_varargs): Round up
695 va_list_gpr_size.
697 2013-06-04 Alan Modra <amodra@gmail.com>
698 * config/rs6000/rs6000.c (output_toc): Correct little-endian float
699 constant output.
701 2013-05-10 Alan Modra <amodra@gmail.com>
702 * configure.ac (HAVE_AS_TLS): Swap powerpc64 and powerpc cases.
703 (HAVE_LD_LARGE_TOC): Don't mention AIX in help text.
704 * configure: Regenerate.
706 2013-05-09 Alan Modra <amodra@gmail.com>
707 * configure.ac (HAVE_AS_TLS): Enable tests for powerpcle and
708 powerpc64le.
709 * configure: Regenerate.
711 2013-05-07 Anton Blanchard <anton@samba.org>
712 * configure.ac (HAVE_LD_LARGE_TOC): Use right linker emulation
713 for powerpc64 little endian.
714 * configure: Regenerate.
716 2013-05-06 Alan Modra <amodra@gmail.com>
717 * config/rs6000/linux.h (DEFAULT_ASM_ENDIAN): Define.
718 (LINK_OS_LINUX_EMUL): Use ENDIAN_SELECT.
719 * config/rs6000/linux64.h (DEFAULT_ASM_ENDIAN): Define.
720 * config/rs6000/sysv4le.h (DEFAULT_ASM_ENDIAN): Define.
721 (LINK_TARGET_SPEC): Use ENDIAN_SELECT.
722 * config/rs6000/sysv4.h (DEFAULT_ASM_ENDIAN): Define as -mbig.
724 2013-05-06 Alan Modra <amodra@gmail.com>
725 * config/rs6000/sysv4.h (ENDIAN_SELECT): Define, extracted from
726 (ASM_SPEC): ..here. Emit DEFAULT_ASM_ENDIAN too.
727 (DEFAULT_ASM_ENDIAN): Define.
728 (CC1_SPEC, LINK_TARGET_SPEC): Use ENDIAN_SELECT.
729 * config/rs6000/linux64.h (ASM_SPEC32): Remove endian options.
730 Update -K PIC clause from sysv4.h.
731 (ASM_SPEC_COMMON): Use ENDIAN_SELECT.
732 (LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Likewise.
734 2013-05-06 Alan Modra <amodra@gmail.com>
735 * config/rs6000/rs6000.md (bswapdi 2nd splitter): Don't swap words
736 twice for little-endian.
737 (ashrdi3_no_power, ashrdi3): Support little-endian.
739 2013-04-25 Alan Modra <amodra@gmail.com>
740 * config.gcc: Support little-endian powerpc-linux targets.
741 * config/rs6000/linux.h (LINK_OS_LINUX_EMUL): Define.
742 (LINK_OS_LINUX_SPEC): Define.
743 * config/rs6000/linuxspe.h (TARGET_DEFAULT):
744 Preserve MASK_LITTLE_ENDIAN.
745 * config/rs6000/default64.h (TARGET_DEFAULT): Likewise.
746 * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Likewise.
747 * config/rs6000/linux64.h (OPTION_LITTLE_ENDIAN): Don't zero.
748 (LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Define.
749 (LINK_OS_LINUX_SPEC32, LINK_OS_LINUX_SPEC64): Use above.
750 * config/rs6000/rs6000.c (output_toc): Don't use .tc for TARGET_ELF.
751 Correct fp word order for little-endian. Don't shift toc entries
752 smaller than a word for little-endian.
753 * config/rs6000/rs6000.md (bswaphi2, bswapsi2 split): Comment.
754 (bswapdi2 splits): Correct low-part subreg for little-endian.
755 Remove wrong BYTES_BIG_ENDIAN tests, and rename vars to remove
756 low/high where such is correct only for be.
757 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Allow
758 little-endian for -mcall-aixdesc.
760 2013-06-12 Martin Jambor <mjambor@suse.cz>
762 * ipa-cp.c (ipa_get_indirect_edge_target_1): Check that param_index is
763 within bounds at the beginning of the function.
765 2013-06-12 Jakub Jelinek <jakub@redhat.com>
767 PR tree-optimization/57537
768 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): If
769 vect_handle_widen_op_by_const, convert oprnd1 to half_type1.
771 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
773 Backport from mainline
774 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
776 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
777 cmp_code to construct REG_EQUAL note.
779 2013-06-10 Oleg Endo <olegendo@gcc.gnu.org>
781 Backport from mainline
782 2013-05-20 Oleg Endo <olegendo@gcc.gnu.org>
784 PR target/56547
785 * config/sh/sh.md (fmasf4): Remove empty constraints strings.
786 (*fmasf4, *fmasf4_media): New insns.
788 2013-06-09 Jakub Jelinek <jakub@redhat.com>
790 PR target/57568
791 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
792 that operands[2] doesn't overlap with operands[0].
794 2013-06-07 Richard Sandiford <rsandifo@linux.vnet.ibm.com>
796 * recog.c (offsettable_address_addr_space_p): Fix calculation of
797 address mode. Move pointer mode initialization to the same place.
799 2013-06-07 Sofiane Naci <sofiane.naci@arm.com>
801 Backport from mainline
802 * config/aarch64/aarch64.md (*movdi_aarch64): Define "simd" attribute.
804 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
806 Backport from mainline
807 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
809 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
810 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
812 Backport from mainline
813 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
815 PR target/57379
816 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
817 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
818 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
820 2013-06-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
822 Backport from mainline.
823 2013-05-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
825 * config/rs6000/rs6000.h (MALLOC_ABI_ALIGNMENT): New #define.
827 2013-06-03 James Greenhalgh <james.greenhalgh@arm.com>
829 Backport from mainline.
830 2013-04-25 James Greenhalgh <james.greenhalgh@arm.com>
832 * config/aarch64/aarch64.c (aarch64_print_operand): Fix asm_fprintf
833 format specifier in 'X' case.
835 2013-05-31 Richard Henderson <rth@redhat.com>
837 PR target/56742
838 * config/i386/i386.c (ix86_seh_fixup_eh_fallthru): New.
839 (ix86_reorg): Call it.
841 2012-05-31 Jakub Jelinek <jakub@redhat.com>
843 * BASE-VER: Set to 4.8.2.
844 * DEV-PHASE: Set to prerelease.
846 2013-05-31 Release Manager
848 * GCC 4.8.1 released.
850 2013-05-24 Greta Yorsh <Greta.Yorsh@arm.com>
852 Backport from mainline
853 2013-05-02 Greta Yorsh <Greta.Yorsh@arm.com>
855 PR target/56732
856 * config/arm/arm.c (arm_expand_epilogue): Check really_return before
857 generating simple_return for naked functions.
859 2013-05-24 Alexander Ivchenko <alexander.ivchenko@intel.com>
861 PR tree-ssa/57385
862 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Check
863 that index is not negative.
865 2013-05-23 Martin Jambor <mjambor@suse.cz>
867 PR middle-end/57347
868 * tree.h (contains_bitfld_component_ref_p): Declare.
869 * tree-sra.c (contains_bitfld_comp_ref_p): Move...
870 * tree.c (contains_bitfld_component_ref_p): ...here. Adjust its caller.
871 * ipa-prop.c (determine_known_aggregate_parts): Check that LHS does
872 not access a bit-field. Assert all final offsets are byte-aligned.
874 2013-05-23 Richard Biener <rguenther@suse.de>
876 PR rtl-optimization/57341
877 * ira.c (validate_equiv_mem_from_store): Use anti_dependence
878 instead of true_dependence.
880 2013-05-23 Jakub Jelinek <jakub@redhat.com>
882 PR middle-end/57344
883 * expmed.c (store_split_bit_field): If op0 is a REG or
884 SUBREG of a REG, don't lower unit. Handle unit not being
885 always BITS_PER_WORD.
887 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
889 PR target/57356
890 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
891 for non-sse2 targets.
892 (*movti_internal): Simplify mode attribute calculation.
894 2013-05-22 Richard Biener <rguenther@suse.de>
896 Backport from mainline
897 2013-05-21 Richard Biener <rguenther@suse.de>
899 PR tree-optimization/57318
900 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Do not
901 estimate stmts with side-effects as likely eliminated.
903 2013-05-21 Richard Biener <rguenther@suse.de>
905 PR tree-optimization/57330
906 * cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Properly
907 preserve the call stmts fntype.
909 2013-05-21 Richard Biener <rguenther@suse.de>
911 PR tree-optimization/57303
912 * tree-ssa-sink.c (statement_sink_location): Properly handle
913 self-assignments.
915 2013-05-21 Magnus Granberg <baldrick@free.fr>
917 PR plugins/56754
918 * Makefile.in (PLUGIN_HEADERS): Add $(TARGET_H).
920 2013-05-21 Eric Botcazou <ebotcazou@adacore.com>
922 Backport from mainline
923 2013-05-14 Eric Botcazou <ebotcazou@adacore.com>
925 * config/sparc/sp64-elf.h (CPP_SUBTARGET_SPEC): Delete.
926 * config/sparc/openbsd64.h (CPP_SUBTARGET_SPEC): Likewise.
928 2013-05-17 Jakub Jelinek <jakub@redhat.com>
930 PR rtl-optimization/57281
931 PR rtl-optimization/57300
932 * config/i386/i386.md (extendsidi2_1 dead reg splitter): Remove.
933 (extendsidi2_1 peephole2s): Add instead 2 new peephole2s, that undo
934 what the other splitter did if the registers are dead.
936 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
938 Backport from mainline
939 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
941 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
942 cache parameters using detect_caches_amd also for CYRIX,
943 NSC and TM2 signatures.
945 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
946 Dzianis Kahanovich <mahatma@eu.by>
948 PR target/45359
949 PR target/46396
950 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
951 VIA/Centaur processors and determine their cache parameters
952 using detect_caches_amd.
954 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
956 * config/i386/i386.c (ix86_option_override_internal): Update
957 processor_alias_table for missing PTA_PRFCHW and PTA_FXSR flags. Add
958 PTA_POPCNT to corei7 entry. Do not enable SSE prefetch on
959 non-SSE 3dNow! targets. Enable TARGET_PRFCHW for TARGET_3DNOW targets.
960 * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW instead
961 of TARGET_3DNOW.
962 (*prefetch_3dnow): Enable for TARGET_PRFCHW only.
964 2013-05-17 Jakub Jelinek <jakub@redhat.com>
966 * gcc.c (SANITIZER_SPEC): Reject -fsanitize=address -fsanitize=thread
967 linking.
969 PR tree-optimization/57051
970 * fold-const.c (const_binop) <case VEC_LSHIFT_EXPR,
971 case VEC_RSHIFT_EXPR>: Fix BYTES_BIG_ENDIAN handling.
973 2013-05-16 Jakub Jelinek <jakub@redhat.com>
975 * omp-low.c (extract_omp_for_data): For collapsed loops,
976 if at least one of the loops is known at compile time to
977 iterate zero times, set count to 0.
978 (expand_omp_regimplify_p): New function.
979 (expand_omp_for_generic): For collapsed loops, if at least
980 one of the loops isn't known to iterate at least once,
981 add runtime check with setting count to 0.
982 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk):
983 For unsigned types if it isn't known at compile time that
984 the loop will iterate at least once, add runtime check to bypass
985 the whole loop if initial condition isn't true.
987 2013-05-14 Jakub Jelinek <jakub@redhat.com>
989 PR middle-end/57251
990 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Handle
991 the case when both op0 and op1 have VOIDmode.
993 2013-05-13 Jakub Jelinek <jakub@redhat.com>
995 PR tree-optimization/57230
996 * tree-ssa-strlen.c (handle_char_store): Add missing integer_zerop
997 check.
999 2013-05-12 Joern Rennecke <joern.rennecke@embecosm.com>
1001 * config/epiphany/epiphany.c (epiphany_init): Check size of
1002 NUM_MODES_FOR_MODE_SWITCHING.
1003 (epiphany_expand_prologue):
1004 Remove CONFIG_REGNUM initial value handling code.
1005 (epiphany_optimize_mode_switching): Handle EPIPHANY_MSW_ENTITY_CONFIG.
1006 (epiphany_mode_needed, epiphany_mode_entry_exit): Likewise.
1007 (emit_set_fp_mode, epiphany_mode_after): Likewise.
1008 (epiphany_mode_needed) <Handle EPIPHANY_MSW_ENTITY_AND>:
1009 Don't return 1 for FP_MODE_NONE.
1010 * config/epiphany/epiphany.h (NUM_MODES_FOR_MODE_SWITCHING):
1011 Add value for EPIPHANY_MSW_ENTITY_CONFIG.
1012 (EPIPHANY_MSW_ENTITY_CONFIG, EPIPHANY_MSW_ENTITY_NUM): Define.
1013 * config/epiphany/epiphany.md (save_config): New pattern.
1015 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
1017 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
1018 Add mthumb/march=armv7-a multilib.
1019 Add mthumb/march=armv7-r multilib.
1020 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
1022 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
1024 PR target/57237
1025 * config/v850/t-rtems: Add more multilibs.
1027 2013-05-10 Richard Biener <rguenther@suse.de>
1029 PR tree-optimization/57214
1030 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling): Do
1031 not propagate from SSA names that occur in abnormal PHI nodes.
1033 2013-05-10 Alan Modra <amodra@gmail.com>
1035 PR target/55033
1036 * varasm.c (default_elf_select_section): Move !DECL_P check..
1037 (get_named_section): ..to here before calling get_section_name.
1038 Adjust assertion.
1039 (default_section_type_flags): Add DECL_P check.
1040 * config/i386/winnt.c (i386_pe_section_type_flags): Likewise.
1041 * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags): Likewise.
1043 2013-05-09 Joern Rennecke <joern.rennecke@embecosm.com>
1045 * config/epiphany/epiphany.c (epiphany_expand_prologue):
1046 When using gen_stack_adjust_str with a register offset, add a
1047 REG_FRAME_RELATED_EXPR note.
1049 2013-05-09 Martin Jambor <mjambor@suse.cz>
1051 PR middle-end/56988
1052 * ipa-prop.h (ipa_agg_replacement_value): New flag by_ref.
1053 * ipa-cp.c (find_aggregate_values_for_callers_subset): Fill in the
1054 by_ref flag of ipa_agg_replacement_value structures.
1055 (known_aggs_to_agg_replacement_list): Likewise.
1056 * ipa-prop.c (write_agg_replacement_chain): Stream by_ref flag.
1057 (read_agg_replacement_chain): Likewise.
1058 (ipcp_transform_function): Also check that by_ref flags match.
1060 2013-05-08 Diego Novillo <dnovillo@google.com>
1062 PR bootstrap/54659
1064 Revert:
1066 2012-08-17 Diego Novillo <dnovillo@google.com>
1068 PR bootstrap/54281
1069 * configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
1070 * config.in: Regenerate.
1071 * configure: Regenerate.
1072 * intl.h: Always include libintl.h if HAVE_LIBINTL_H is
1073 set.
1075 2013-05-08 Paolo Carlini <paolo.carlini@oracle.com>
1077 PR tree-optimization/57200
1078 * tree-ssa-loop-niter.c (do_warn_aggressive_loop_optimizations):
1079 Only call inform if the preceding warning_at returns true.
1081 2013-05-07 Jakub Jelinek <jakub@redhat.com>
1083 PR tree-optimization/57149
1084 * tree-ssa-uninit.c (uninit_undefined_value_p): New inline.
1085 (can_skip_redundant_opnd, compute_uninit_opnds_pos,
1086 collect_phi_def_edges, execute_late_warn_uninitialized): Use
1087 uninit_undefined_value_p instead of ssa_undefined_value_p.
1089 PR debug/57184
1090 * expr.c (expand_expr_addr_expr_1): Handle COMPOUND_LITERAL_EXPR
1091 for modifier == EXPAND_INITIALIZER.
1093 2013-05-07 Richard Biener <rguenther@suse.de>
1095 Backport from mainline
1096 2013-05-06 Richard Biener <rguenther@suse.de>
1098 PR tree-optimization/57185
1099 * tree-parloops.c (add_field_for_reduction): Handle anonymous
1100 SSA names properly.
1102 2013-04-19 Richard Biener <rguenther@suse.de>
1104 PR tree-optimization/57000
1105 * tree-ssa-reassoc.c (pass_reassoc): Add TODO_update_ssa_only_virtuals.
1107 2013-05-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1109 Backport from trunk
1110 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1112 PR target/57150
1113 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
1114 to save TFmode registers and DImode to save TImode registers for
1115 caller save operations.
1116 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
1117 mark being partially clobbered since they only use the first
1118 double word.
1120 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
1121 and TDmode only use the upper 64-bits of each VSX register.
1123 2013-05-06 Oleg Endo <olegendo@gcc.gnu.org>
1125 PR target/57108
1126 * config/sh/sh.md (tstsi_t_zero_extract_eq): Use QIHISIDI mode iterator.
1128 2013-05-06 Uros Bizjak <ubizjak@gmail.com>
1130 Backport from mainline
1131 2013-05-06 Uros Bizjak <ubizjak@gmail.com>
1133 PR target/57106
1134 * config/i386/i386.c (add_parameter_dependencies): Add dependence
1135 between "first_arg" and "insn", not "last" and "insn".
1137 2013-05-03 Jakub Jelinek <jakub@redhat.com>
1139 PR rtl-optimization/57130
1140 * combine.c (make_compound_operation) <case SUBREG>: Pass
1141 SET instead of COMPARE as in_code to the recursive call
1142 if needed.
1144 Backported from mainline
1145 2013-04-26 Jakub Jelinek <jakub@redhat.com>
1147 PR tree-optimization/57051
1148 * fold-const.c (const_binop): Handle VEC_LSHIFT_EXPR
1149 and VEC_RSHIFT_EXPR if shift count is a multiple of element
1150 bitsize.
1152 2013-04-12 Marc Glisse <marc.glisse@inria.fr>
1154 * fold-const.c (fold_binary_loc): Call const_binop also for mixed
1155 vector-scalar operations.
1157 2013-05-03 Marek Polacek <polacek@redhat.com>
1159 Backport from mainline
1160 2013-04-25 Marek Polacek <polacek@redhat.com>
1162 PR tree-optimization/57066
1163 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
1165 2013-05-02 Vladimir Makarov <vmakarov@redhat.com>
1167 Backport from mainline
1168 2013-05-02 Vladimir Makarov <vmakarov@redhat.com>
1170 * lra-constraints.c (process_alt_operands): Add checking alt
1171 number to choose the best alternative.
1173 2013-05-01 Vladimir Makarov <vmakarov@redhat.com>
1175 PR target/57091
1176 * lra-constraints.c (best_small_class_operands_num): Remove.
1177 (process_alt_operands): Remove small_class_operands_num. Take
1178 small classes operands into losers and only if the operand is not
1179 matched. Modify debugging output.
1180 (curr_insn_transform): Remove best_small_class_operands_num.
1181 Print insn name.
1183 2013-05-02 Vladimir Makarov <vmakarov@redhat.com>
1185 Backport from mainline
1186 2013-04-29 Vladimir Makarov <vmakarov@redhat.com>
1188 PR target/57097
1189 * lra-constraints.c (process_alt_operands): Discourage a bit more
1190 using memory for pseudos. Print cost dump for alternatives.
1191 Modify cost values for conflicts with early clobbers.
1192 (curr_insn_transform): Spill pseudos reassigned to NO_REGS.
1194 2013-05-02 Vladimir Makarov <vmakarov@redhat.com>
1196 Backport from mainline
1197 2013-04-24 Vladimir Makarov <vmakarov@redhat.com>
1199 PR rtl-optimizations/57046
1200 * lra-constraints (split_reg): Set up lra_risky_transformations_p
1201 for multi-reg splits.
1203 2013-05-02 Vladimir Makarov <vmakarov@redhat.com>
1205 Backport from mainline
1206 2013-04-22 Vladimir Makarov <vmakarov@redhat.com>
1208 PR target/57018
1209 * lra-eliminations.c (mark_not_eliminable): Prevent elimination of
1210 a set sp if no stack realignment.
1212 2013-05-02 Vladimir Makarov <vmakarov@redhat.com>
1214 Backport from mainline
1215 2013-04-18 Vladimir Makarov <vmakarov@redhat.com>
1217 PR rtl-optimization/56999
1218 * lra-coalesce.c (coalescable_pseudo_p): Remove 2nd parameter and
1219 related code.
1220 (lra_coalesce): Remove split_origin_bitmap and related code.
1221 * lra.c (lra): Coalesce after undoing inheritance. Recreate live
1222 ranges if necessary.
1224 2013-05-02 Vladimir Makarov <vmakarov@redhat.com>
1226 Backport from mainline
1227 2013-04-19 Vladimir Makarov <vmakarov@redhat.com>
1229 PR rtl-optimization/56847
1230 * lra-constraints.c (process_alt_operands): Discourage alternative
1231 with non-matche doffsettable memory constraint fro memory with
1232 known offset.
1234 2013-05-02 Ian Bolton <ian.bolton@arm.com>
1236 Backport from mainline
1237 2013-03-28 Ian Bolton <ian.bolton@arm.com>
1239 * config/aarch64/aarch64.md (aarch64_can_eliminate): Keep frame
1240 record only when desired or required.
1242 2013-04-30 Jakub Jelinek <jakub@redhat.com>
1244 PR tree-optimization/57104
1245 * tsan.c (instrument_expr): Don't instrument accesses to
1246 DECL_HARD_REGISTER VAR_DECLs.
1248 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
1250 Backport from mainline
1251 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
1253 PR target/44578
1254 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
1255 alternative.
1256 (*zero_extendsidi2): Ditto.
1258 Backport from mainline
1259 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
1261 PR target/57098
1262 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
1264 2013-04-29 Richard Biener <rguenther@suse.de>
1266 PR middle-end/57103
1267 * tree-cfg.c (move_stmt_op): Fix condition under which to update
1268 TREE_BLOCK.
1269 (move_stmt_r): Remove redundant checking.
1271 2013-04-29 Christian Bruel <christian.bruel@st.com>
1273 PR target/57108
1274 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
1276 2013-04-29 Jakub Jelinek <jakub@redhat.com>
1278 PR tree-optimization/57083
1279 * tree-vrp.c (extract_range_from_binary_expr_1): For LSHIFT_EXPR with
1280 non-singleton shift count range, zero extend low_bound for uns case.
1282 2013-04-28 Eric Botcazou <ebotcazou@gcc.gnu.org>
1284 * stor-layout.c (finalize_size_functions): Allocate a structure and
1285 reset cfun before dumping the functions.
1287 2013-04-27 Jakub Jelinek <jakub@redhat.com>
1289 PR target/56866
1290 * config/i386/i386.c (ix86_expand_mul_widen_evenodd): Don't
1291 use xop_pmacsdqh if uns_p.
1292 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
1293 the immediate rotate count.
1295 2013-04-25 Jakub Jelinek <jakub@redhat.com>
1297 PR rtl-optimization/57003
1298 * regcprop.c (copyprop_hardreg_forward_1): If ksvd.ignore_set_reg,
1299 call note_stores with kill_clobbered_value callback again after
1300 killing regs_invalidated_by_call.
1302 2013-04-25 Ian Bolton <ian.bolton@arm.com>
1304 Backported from mainline.
1305 2013-03-22 Ian Bolton <ian.bolton@arm.com>
1307 * config/aarch64/aarch64.c (aarch64_print_operand): New
1308 format specifier for printing a constant in hex.
1309 * config/aarch64/aarch64.md (insv_imm<mode>): Use the X
1310 format specifier for printing second operand.
1312 2013-04-24 James Greenhalgh <james.greenhalgh@arm.com>
1314 Backported from mainline.
1315 2013-04-24 James Greenhalgh <james.greenhalgh@arm.com>
1317 * config/aarch64/arm_neon.h (vld1<q>_lane*): Fix constraints.
1318 (vld1<q>_dup_<sufp><8, 16, 32, 64>): Likewise.
1319 (vld1<q>_<sufp><8, 16, 32, 64>): Likewise.
1321 2013-04-24 Greta Yorsh <Greta.Yorsh@arm.com>
1323 Backported from mainline.
1324 PR target/56797
1325 * config/arm/arm.c (load_multiple_sequence): Require SP
1326 as base register for loads if SP is in the register list.
1328 2013-04-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1329 Steven Bosscher <steven@gcc.gnu.org>
1331 Backported from mainline.
1332 PR rtl-optimization/56605
1333 * loop-iv.c (implies_p): Handle equal RTXs and subregs.
1335 2013-04-22 Marek Polacek <polacek@redhat.com>
1337 Backported from mainline.
1338 2013-04-22 Marek Polacek <polacek@redhat.com>
1340 PR sanitizer/56990
1341 * tsan.c (instrument_expr): Don't instrument expression
1342 in case its size is zero.
1344 2013-04-22 Yufeng Zhang <yufeng.zhang@arm.com>
1346 Backported from mainline.
1347 2013-04-10 Yufeng Zhang <yufeng.zhang@arm.com>
1348 * config/aarch64/aarch64.c (aarch64_print_extension): New function.
1349 (aarch64_start_file): Use the new function.
1351 2013-04-18 Jakub Jelinek <jakub@redhat.com>
1353 PR tree-optimization/56984
1354 * tree-vrp.c (register_edge_assert_for_2): For (x >> M) < N
1355 and (x >> M) >= N don't register any assertion if N << M is the
1356 minimum value.
1358 2013-04-17 David Edelsohn <dje.gcc@gmail.com>
1360 PR target/56948
1361 * config/rs6000/vsx.md (vsx_mov<mode>): Add j->r alternative.
1363 2013-04-15 Jakub Jelinek <jakub@redhat.com>
1365 PR tree-optimization/56962
1366 * gimple-ssa-strength-reduction.c (record_increment): Only set
1367 initializer if gimple_assign_rhs_code is {,POINTER_}PLUS_EXPR and
1368 either rhs1 or rhs2 is equal to c->base_expr.
1370 2013-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1372 * emit-rtl.c (reset_all_used_flags): New function.
1373 (verify_rtl_sharing): Call reset_all_used_flags before and after
1374 performing the checks.
1376 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
1378 PR target/56890
1379 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
1380 (S_MODES): Set H_MODE bit.
1381 (SF_MODES): Set only S_MODE and SF_MODE bits.
1382 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
1383 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
1384 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
1385 <MODE_FLOAT>: Likewise.
1387 2013-04-12 Vladimir Makarov <vmakarov@redhat.com>
1389 PR target/56903
1390 * config/i386/i386.c (ix86_hard_regno_mode_ok): Add
1391 lra_in_progress for return.
1393 2013-04-12 Jakub Jelinek <jakub@redhat.com>
1395 PR tree-optimization/56918
1396 PR tree-optimization/56920
1397 * fold-const.c (int_const_binop_1): Use op1.mul_with_sign (op2, ...)
1398 instead of op1 - op2. Pass 2 * TYPE_PRECISION (type) as second
1399 argument to rshift method.
1401 2013-04-12 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1403 * ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as
1404 well.
1406 2013-04-11 Marek Polacek <polacek@redhat.com>
1408 PR tree-optimization/48184
1409 * params.def (PARAM_ALIGN_THRESHOLD): Increase the minimum
1410 value to 1.
1412 2013-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1414 Backported from mainline.
1415 2013-04-11 James Greenhalgh <james.greenhalgh@arm.com>
1417 * config/aarch64/aarch64-simd.md (aarch64_vcond_internal): Fix
1418 floating-point vector comparisons against 0.
1420 2013-04-11 Jakub Jelinek <jakub@redhat.com>
1422 PR tree-optimization/56899
1423 * fold-const.c (extract_muldiv_1): Apply distributive law
1424 only if TYPE_OVERFLOW_WRAPS (ctype).
1426 2013-04-10 David S. Miller <davem@davemloft.net>
1428 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
1429 or -mcpu=hypersparc.
1431 2013-04-10 Jakub Jelinek <jakub@redhat.com>
1433 Backported from mainline
1434 2013-04-09 Jakub Jelinek <jakub@redhat.com>
1436 PR middle-end/56883
1437 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
1438 expand_omp_for_static_chunk): Use simple_p = true in
1439 force_gimple_operand_gsi calls when assigning to addressable decls.
1441 2013-04-09 Marek Polacek <polacek@redhat.com>
1443 PR tree-optimization/48762
1444 * params.def (PARAM_MAX_CSE_INSNS): Increase the minimum
1445 value to 1.
1447 2013-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1449 * config/s390/s390.c (s390_expand_insv): Only accept insertions
1450 within mode size.
1452 2013-04-08 Marek Polacek <polacek@redhat.com>
1454 PR rtl-optimization/48182
1455 * params.def (PARAM_MIN_CROSSJUMP_INSNS): Increase the minimum
1456 value to 1.
1458 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1460 PR target/55487
1461 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
1462 nuses, make sure we have a label.
1464 2013-04-04 Ian Lance Taylor <iant@google.com>
1466 Backport from mainline:
1467 * doc/standards.texi (Standards): The Go frontend supports the Go
1468 1 language standard.
1470 2013-04-04 Marek Polacek <polacek@redhat.com>
1472 Backport from mainline:
1473 2013-04-04 Marek Polacek <polacek@redhat.com>
1475 PR tree-optimization/48186
1476 * predict.c (maybe_hot_frequency_p): Return false if
1477 HOT_BB_FREQUENCY_FRACTION is 0.
1478 (cgraph_maybe_hot_edge_p): Likewise.
1480 2013-04-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1482 Backport from mainline:
1483 2013-03-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1485 PR target/56720
1486 * config/arm/iterators.md (v_cmp_result): New mode attribute.
1487 * config/arm/neon.md (vcond<mode><mode>): Handle unordered cases.
1489 2013-04-04 Richard Biener <rguenther@suse.de>
1491 PR tree-optimization/56837
1492 * tree-loop-distribution.c (classify_partition): For non-zero
1493 values require that the value has the same precision as its
1494 mode to be useful as memset value.
1496 2013-04-03 Roland McGrath <mcgrathr@google.com>
1498 Backport from mainline:
1499 2013-03-26 Roland McGrath <mcgrathr@google.com>
1501 * config/arm/arm.c (arm_print_operand: case 'w'): Use fputs rather
1502 than fprintf with a non-constant, non-format string.
1504 2013-04-03 Marek Polacek <polacek@redhat.com>
1506 Backport from mainline:
1507 2013-04-03 Marek Polacek <polacek@redhat.com>
1509 PR sanitizer/55702
1510 * tsan.c (instrument_func_exit): Allow BUILT_IN_RETURN
1511 functions.
1513 2013-04-03 Richard Biener <rguenther@suse.de>
1515 PR tree-optimization/56817
1516 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1517 Split out ...
1518 (tree_unroll_loops_completely_1): ... new function to manually
1519 walk the loop tree, properly defering outer loops of unrolled
1520 loops to later iterations.
1522 2013-04-02 Jakub Jelinek <jakub@redhat.com>
1524 PR rtl-optimization/56745
1525 * ifcvt.c (cond_exec_find_if_block): Don't try to optimize
1526 if then_bb has no successors and else_bb is EXIT_BLOCK_PTR.
1528 2013-04-02 Wei Mi <wmi@google.com>
1530 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
1531 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
1532 *<rotate_insn><mode>3_mask in i386.md.
1534 2013-04-01 Wei Mi <wmi@google.com>
1536 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
1537 Truncate operand 2 using %b asm operand modifier.
1538 (*<shift_insn><mode>3_mask): Ditto.
1539 (*<rotate_insn><mode>3_mask): Ditto.
1541 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
1543 * config/i386/i386.md (*movsf_internal): Change type of
1544 alternatives 3,4 to imov.
1546 2013-03-29 Paolo Carlini <paolo.carlini@oracle.com>
1548 PR lto/56777
1549 * doc/invoke.texi ([-fwhole-program]): Fix typo.
1551 2013-03-29 Kirill Yukhin <kirill.yukhin@intel.com>
1553 * config/i386/avx2intrin.h (_mm256_broadcastsi128_si256):
1554 Fix declaration name.
1556 2013-03-28 Gerald Pfeifer <gerald@pfeifer.com>
1558 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
1559 * doc/extend.texi (Named Address Spaces): Ditto.
1560 (Variable Attributes): Ditto.
1562 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
1564 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
1565 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
1566 is not enabled.
1568 2013-03-27 Walter Lee <walt@tilera.com>
1570 Backport from mainline:
1571 2013-03-27 Walter Lee <walt@tilera.com>
1573 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
1574 double-decrement of next_scratch_regno.
1576 2013-03-27 Walter Lee <walt@tilera.com>
1578 Backport from mainline:
1579 2013-03-27 Walter Lee <walt@tilera.com>
1581 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
1582 input operands.
1583 (insn_v1mulus): Ditto.
1584 (insn_v2muls): Ditto.
1586 2013-03-27 Walter Lee <walt@tilera.com>
1588 Backport from mainline:
1589 2013-03-27 Walter Lee <walt@tilera.com>
1591 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
1592 extra tab.
1593 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
1595 2013-03-27 Walter Lee <walt@tilera.com>
1597 Backport from mainline:
1598 2013-03-27 Walter Lee <walt@tilera.com>
1600 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute for jr.
1601 (*sibcall_value): Ditto.
1603 2013-03-27 Walter Lee <walt@tilera.com>
1605 Backport from mainline:
1606 2013-03-27 Walter Lee <walt@tilera.com>
1608 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
1609 (insn_mnz_v8qi): ... this ...
1610 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
1611 vector equivalent.
1612 (insn_v<n>mnz): Replaced by ...
1613 (insn_v1mnz): ... this ...
1614 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
1615 equivalent.
1616 (insn_mz_<mode>): Replaced by ...
1617 (insn_mz_v8qi): ... this ...
1618 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
1619 vector equivalent.
1620 (insn_v<n>mz): Replaced by ...
1621 (insn_v1mz): ... this ...
1622 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
1623 equivalent.
1625 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
1627 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
1629 2013-03-26 Sebastian Huber <sebastian.huber@embedded-brains.de>
1631 * config/rtems.opt: Add -pthread option.
1633 2013-03-26 Sofiane Naci <sofiane.naci@arm.com>
1635 * config/aarch64/aarch64.c (aarch64_classify_address): Support
1636 PC-relative load in SI modes and above only.
1638 2013-03-26 Walter Lee <walt@tilera.com>
1640 Backport from mainline:
1641 2013-03-26 Walter Lee <walt@tilera.com>
1643 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
1644 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
1646 2013-03-26 Walter Lee <walt@tilera.com>
1648 Backport from mainline:
1649 2013-03-25 Walter Lee <walt@tilera.com>
1651 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
1652 TILEGX_INSN_SHUFFLEBYTES1.
1653 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
1654 shufflebytes1.
1655 (tilegx_builtins): Ditto.
1656 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
1658 2013-03-26 Walter Lee <walt@tilera.com>
1660 Backport from mainline:
1661 2013-03-25 Walter Lee <walt@tilera.com>
1663 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
1664 tests for constraint J, K, N, P.
1666 2013-03-26 Walter Lee <walt@tilera.com>
1668 Backport from mainline:
1669 2013-03-25 Walter Lee <walt@tilera.com>
1671 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
1672 Use indirect/pcrel encoding.
1673 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
1674 Ditto.
1676 2013-03-25 Richard Biener <rguenther@suse.de>
1678 PR middle-end/56694
1679 * tree-eh.c (lower_eh_must_not_throw): Strip BLOCKs from the
1680 must-not-throw stmt location.
1682 2012-03-22 Jakub Jelinek <jakub@redhat.com>
1684 * BASE-VER: Set to 4.8.1.
1685 * DEV-PHASE: Set to prerelease.
1687 2013-03-22 Release Manager
1689 * GCC 4.8.0 released.
1691 2013-03-21 Walter Lee <walt@tilera.com>
1693 * config/tilegx/sync.md (atomic_test_and_set): New pattern.
1695 2013-03-21 Mark Wielaard <mjw@redhat.com>
1697 * dwarf2out.c (size_of_aranges): Skip DECL_IGNORED_P functions.
1699 2013-03-20 Richard Biener <rguenther@suse.de>
1701 PR tree-optimization/56661
1702 * tree-ssa-sccvn.c (visit_use): Only value-number calls if
1703 the result does not have to be distinct.
1705 2013-03-20 Jakub Jelinek <jakub@redhat.com>
1707 PR tree-optimization/56635
1708 * tree-ssa-phiopt.c (cond_if_else_store_replacement_1): Give up
1709 if lhs of then_assign and else_assign don't have compatible types.
1711 2013-03-17 Jakub Jelinek <jakub@redhat.com>
1713 PR target/56640
1714 * config/arm/arm.h (REG_CLASS_NAMES): Add "SFP_REG" and "AFP_REG"
1715 class names. Remove trailing comma after "ALL_REGS".
1717 2013-03-16 Jakub Jelinek <jakub@redhat.com>
1719 * DEV-PHASE: Set to prerelease.
1721 2013-03-14 Andi Kleen <ak@linux.intel.com>
1723 PR target/56619
1724 * doc/extend.texi: Document __ATOMIC_HLE_ACQUIRE,
1725 __ATOMIC_HLE_RELEASE. Document __builtin_ia32 TSX intrincs.
1726 Document _x* TSX intrinsics.
1728 2013-03-14 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
1729 David Holsgrove <david.holsgrove@xilinx.com>
1731 * configure.ac: Add MicroBlaze TLS support detection.
1732 * configure: Regenerate.
1733 * config/microblaze/microblaze-protos.h
1734 (microblaze_cannot_force_const_mem, microblaze_tls_referenced_p,
1735 symbol_mentioned_p, label_mentioned_p): Add prototypes.
1736 * config/microblaze/microblaze.c (microblaze_address_type): Add
1737 ADDRESS_TLS and tls_reloc address types.
1738 (microblaze_address_info): Add tls_reloc.
1739 (TARGET_HAVE_TLS): Define.
1740 (get_tls_get_addr, microblaze_tls_symbol_p, microblaze_tls_operand_p_1,
1741 microblaze_tls_referenced_p, microblaze_cannot_force_const_mem,
1742 symbol_mentioned_p, label_mentioned_p, tls_mentioned_p,
1743 load_tls_operand, microblaze_call_tls_get_addr,
1744 microblaze_legitimize_tls_address): New functions.
1745 (microblaze_classify_unspec): Handle UNSPEC_TLS.
1746 (get_base_reg): Use microblaze_tls_symbol_p.
1747 (microblaze_classify_address): Handle TLS.
1748 (microblaze_legitimate_pic_operand): Use symbol_mentioned_p,
1749 label_mentioned_p and microblaze_tls_referenced_p.
1750 (microblaze_legitimize_address): Handle TLS.
1751 (microblaze_address_insns): Handle ADDRESS_TLS.
1752 (pic_address_needs_scratch): Handle TLS.
1753 (print_operand_address): Handle TLS.
1754 (microblaze_expand_prologue): Check TLS_NEEDS_GOT.
1755 (microblaze_expand_move): Handle TLS.
1756 (microblaze_legitimate_constant_p): Check
1757 microblaze_cannot_force_const_mem and microblaze_tls_symbol_p.
1758 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
1759 * config/microblaze/microblaze.h (TLS_NEEDS_GOT): Define
1760 (PIC_OFFSET_TABLE_REGNUM): Set.
1761 * config/microblaze/linux.h (TLS_NEEDS_GOT): Define.
1762 * config/microblaze/microblaze.md (UNSPEC_TLS): Define.
1763 (addsi3, movsi_internal2, movdf_internal): Update constraints
1764 * config/microblaze/predicates.md (arith_plus_operand): Define
1765 (move_operand): Redefine as move_src_operand, check
1766 microblaze_tls_referenced_p.
1768 2013-03-14 Ian Bolton <ian.bolton@arm.com>
1770 * config/aarch64/aarch64.md: (*and<mode>3nr_compare0): Use CC_NZ.
1771 (*and_<SHIFT:optab><mode>3nr_compare0): Likewise.
1773 2013-03-14 Ian Bolton <ian.bolton@arm.com>
1775 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return correct
1776 CC mode for AND.
1778 2013-03-14 Jakub Jelinek <jakub@redhat.com>
1780 PR tree-optimization/53265
1781 * common.opt (Waggressive-loop-optimizations): New option.
1782 * tree-ssa-loop-niter.c: Include tree-pass.h.
1783 (do_warn_aggressive_loop_optimizations): New function.
1784 (record_estimate): Call it. Don't add !is_exit bounds to loop->bounds
1785 if number_of_latch_executions returned constant.
1786 (estimate_numbers_of_iterations_loop): Call number_of_latch_executions
1787 early. If number_of_latch_executions returned constant, set
1788 nb_iterations_upper_bound back to it.
1789 * cfgloop.h (struct loop): Add warned_aggressive_loop_optimizations
1790 field.
1791 * Makefile.in (tree-ssa-loop-niter.o): Depend on $(TREE_PASS_H).
1792 * doc/invoke.texi (-Wno-aggressive-loop-optimizations): Document.
1794 * config/aarch64/t-aarch64-linux (MULTARCH_DIRNAME): Remove.
1795 (MULTILIB_OSDIRNAMES): Set.
1796 * genmultilib: If defaultosdirname doesn't start with :: , set
1797 defaultosdirname2 instead, clear it and emit two . multilib_raw
1798 entries instead of just one.
1800 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
1802 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1803 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
1804 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
1805 (SUBTARGET_OVERRIDE_OPTIONS): New.
1807 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
1809 PR target/49880
1810 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
1811 (musermode): Convert to Var(TARGET_USERMODE).
1812 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
1813 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
1814 * config/sh/sh.c (sh_option_override): Use
1815 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
1816 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
1817 condition.
1818 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
1819 TARGET_SH4.
1820 (udivsi3_i4_single, divsi3_i4_single): Use
1821 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
1823 2013-03-13 Dave Korn <dave.korn.cygwin@....>
1825 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): Make shared libgcc the
1826 default setting.
1828 2013-03-13 Richard Biener <rguenther@suse.de>
1830 PR tree-optimization/56608
1831 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
1832 calls when vectorizing basic-blocks.
1834 2013-03-13 Jakub Jelinek <jakub@redhat.com>
1836 PR plugins/45078
1837 * config.gcc: On arm, mips, sh and sparc add vxworks-dummy.h to
1838 tm_file.
1840 2013-03-12 Jakub Jelinek <jakub@redhat.com>
1842 * doc/invoke.texi (-Waddr-space-convert): Move into the table earlier.
1844 2013-03-11 Jan Hubicka <jh@suse.cz>
1846 PR lto/56557
1847 * lto-streamer-out.c (output_symbol_p): Skip references from
1848 constructors of external variables.
1850 2013-03-11 Jan Hubicka <jh@suse.cz>
1852 PR middle-end/56571
1853 * valtrack.c (cleanup_auto_inc_dec): Unshare clobbers originating
1854 from pseudos.
1855 * emit-rtl.c (verify_rtx_sharing): Likewise.
1856 (copy_insn_1): Likewise.
1857 * rtl.c (copy_rtx): Likewise.
1859 2013-03-11 Georg-Johann Lay <avr@gjlay.de>
1861 PR target/56591
1862 * config/avr/avr.c (avr_print_operand): Add space after '%c' in
1863 output_operand_lossage message.
1865 2013-03-11 Richard Earnshaw <rearnsha@arm.com>
1867 PR target/56470
1868 * arm.c (shift_op): Validate RTL pattern on the fly.
1869 (arm_print_operand, case 'S'): Don't use shift_operator to validate
1870 the RTL.
1872 2013-03-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1874 PR target/56347
1875 * config/pa/pa.md (call_value): Check for calls to powf and direct to
1876 new call patterns that clobber %fr12.
1877 (call_val_powf, call_val_powf_pic, call_val_powf_64bit): New insn,
1878 split and postreload patterns.
1879 * config/pa/pa.c (pa_conditional_register_usage): Revert marking
1880 registers %fr12 and %fr12R as call used.
1882 2013-03-09 Steven Bosscher <steven@gcc.gnu.org>
1884 * dse.c (delete_dead_store_insn): Respect TDF_DETAILS.
1885 (canon_address, record_store, replace_read, check_mem_read_rtx,
1886 scan_insn, dse_step1, dse_step2_init, dse_step2_spill,
1887 dse_step4, dse_step5_nospill, dse_step5_spill, dse_step6,
1888 rest_of_handle_dse): Likewise.
1890 2013-03-09 Richard Sandiford <rdsandiford@googlemail.com>
1892 PR middle-end/56524
1893 * tree.h (tree_optimization_option): Rename target_optabs to optabs.
1894 Add base_optabs.
1895 (TREE_OPTIMIZATION_OPTABS): Update after previous field change.
1896 (TREE_OPTIMIZATION_BASE_OPTABS): New macro.
1897 (save_optabs_if_changed): Replace with...
1898 (init_tree_optimization_optabs): ...this.
1899 * optabs.c (save_optabs_if_changed): Rename to...
1900 (init_tree_optimization_optabs): ...this. Take the optimization node
1901 as argument. Do nothing if the base optabs are already correct.
1902 Reuse the existing TREE_OPTIMIZATION_OPTABS memory if we need
1903 to recompute optabs.
1904 * function.h (function): Remove optabs field.
1905 * function.c (invoke_set_current_function_hook): Call
1906 init_tree_optimization_optabs. Use the result to initialize
1907 this_fn_optabs.
1909 2013-02-27 Aldy Hernandez <aldyh@redhat.com>
1911 * trans-mem.c (expand_transaction): Do not set PR_INSTRUMENTEDCODE
1912 if GTMA_HAS_NO_INSTRUMENTATION.
1913 (generate_tm_state): Keep GTMA_HAS_NO_INSTRUMENTATION bit.
1914 (ipa_tm_transform_transaction): Set GTMA_HAS_NO_INSTRUMENTATION.
1915 * gimple.h (GTMA_HAS_NO_INSTRUMENTATION): Define.
1916 * gimple-pretty-print.c (dump_gimple_transaction): Handle
1917 GTMA_HAS_NO_INSTRUMENTATION.
1919 2013-03-08 Jakub Jelinek <jakub@redhat.com>
1921 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Don't link against
1922 libasan_preinit.o.
1924 2013-03-08 Marek Polacek <polacek@redhat.com>
1925 Jakub Jelinek <jakub@redhat.com>
1927 PR tree-optimization/56478
1928 * predict.c (is_comparison_with_loop_invariant_p): Change the
1929 type of loop_step to tree.
1930 (predict_loops): Adjust.
1931 (predict_iv_comparison): Perform the computations on double_ints.
1933 2013-03-08 Richard Biener <rguenther@suse.de>
1935 PR tree-optimization/56570
1936 * tree-cfg.c (verify_expr_location_1): Verify locations for
1937 DECL_DEBUG_EXPR.
1938 * tree-sra.c (create_access_replacement): Strip locations
1939 from DECL_DEBUG_EXPRs.
1941 2013-03-08 Richard Biener <rguenther@suse.de>
1943 * tree-inline.c (expand_call_inline): Do not associate
1944 a BLOCK with the location in BLOCK_SOURCE_LOCATION.
1945 * tree-cfg.c (verify_location): Verify BLOCK_SOURCE_LOCATION.
1947 2013-03-08 Richard Biener <rguenther@suse.de>
1949 * tree-ssa-ter.c (is_replaceable_p): Do not TER across location
1950 or block changes with -Og. Fix for location / block encoding
1951 changes and PHI arguments with locations.
1953 2013-03-07 Steven Bosscher <steven@gcc.gnu.org>
1955 * bitmap.c (struct bitmap_descriptor_d): Use unsigned HOST_WIDEST_INT
1956 for all counters.
1957 (struct output_info): Likewise.
1958 (register_overhead): Remove bad gcc_assert.
1959 (bitmap_find_bit): If there is only a single bitmap element, do not
1960 count a miss as a search.
1961 (print_statistics): Update for counter type changes.
1962 (dump_bitmap_statistics): Likewise. Print headers such that they
1963 are properly lined up with the printed counters.
1965 2013-03-07 Jakub Jelinek <jakub@redhat.com>
1967 PR tree-optimization/56559
1968 * tree-ssa-reassoc.c (zero_one_operation): When looking at rhs2,
1969 check that it has only a single use.
1971 2013-03-07 Richard Biener <rguenther@suse.de>
1973 * doc/invoke.texi (fwhole-program): Discourage use in combination
1974 with -flto.
1976 2013-03-06 Jakub Jelinek <jakub@redhat.com>
1978 * config/arm/t-arm (TM_H, OPTIONS_H_EXTRA): Add arm-cores.def.
1980 PR tree-optimization/56539
1981 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
1982 instead of GSI_CONTINUE_LINKING as last argument to
1983 force_gimple_operand_gsi. Adjust function comment.
1985 * config/aarch64/t-aarch64 (TM_H, OPTIONS_H_EXTRA): Add
1986 aarch64-cores.def.
1988 PR middle-end/56548
1989 * expr.c (expand_cond_expr_using_cmove): When expanding cmove in
1990 promoted mode, convert the result back to the original mode.
1992 2013-03-06 Richard Biener <rguenther@suse.de>
1994 PR middle-end/56294
1995 * tree-into-ssa.c (insert_phi_nodes_for): Add dumping.
1996 (insert_updated_phi_nodes_compare_uids): New function.
1997 (update_ssa): Sort symbols_to_rename after UID before
1998 traversing it to insert PHI nodes.
2000 2013-03-06 Richard Biener <rguenther@suse.de>
2002 PR middle-end/50494
2003 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
2004 Do not adjust alignment of DECL_IN_CONSTANT_POOL decls.
2006 Revert
2007 2013-02-13 Richard Biener <rguenther@suse.de>
2009 PR lto/50494
2010 * varasm.c (output_constant_def_1): Get the decl representing
2011 the constant as argument.
2012 (output_constant_def): Wrap output_constant_def_1.
2013 (make_decl_rtl): Use output_constant_def_1 with the decl
2014 representing the constant.
2015 (build_constant_desc): Optionally re-use a decl already
2016 representing the constant.
2017 (tree_output_constant_def): Adjust.
2019 2013-03-06 Joey Ye <joey.ye@arm.com>
2021 PR lto/50293
2022 * gcc.c (convert_white_space): New function.
2023 (main): Handles white space in function name.
2025 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
2027 PR target/56529
2028 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
2029 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
2030 to SH_DIV_CALL_TABLE for TARGET_SH2.
2031 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
2032 list.
2033 * doc/invoke.texi (SH options): Document mdiv= call-div1, call-fp,
2034 call-table options.
2036 2013-03-05 Sterling Augustine <saugustine@google.com>
2037 Cary Coutant <ccoutant@google.com>
2039 PR debug/55364
2040 * dwarf2out.c (resolve_addr): Don't call
2041 remove_loc_list_addr_table_entries a second time for the same
2042 expression.
2044 2013-03-05 Jakub Jelinek <jakub@redhat.com>
2046 PR debug/56510
2047 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
2048 (avoid_complex_debug_insns): New function.
2049 (expand_debug_locations): Call it.
2051 PR rtl-optimization/56484
2052 * ifcvt.c (noce_process_if_block): If else_bb is NULL, avoid extending
2053 lifetimes of hard registers on small register class machines.
2055 2013-03-05 David Holsgrove <david.holsgrove@xilinx.com>
2057 * config/microblaze/microblaze-protos.h: Rename
2058 microblaze_is_interrupt_handler to microblaze_is_interrupt_variant.
2059 * config/microblaze/microblaze.c (microblaze_attribute_table): Add
2060 fast_interrupt.
2061 (microblaze_fast_interrupt_function_p): New function.
2062 (microblaze_is_interrupt_handler): Rename to
2063 microblaze_is_interrupt_variant and add fast_interrupt check.
2064 (microblaze_must_save_register): Use microblaze_is_interrupt_variant.
2065 (save_restore_insns): Likewise.
2066 (compute_frame_size): Likewise.
2067 (microblaze_function_prologue): Add FAST_INTERRUPT_NAME.
2068 (microblaze_globalize_label): Likewise.
2069 * config/microblaze/microblaze.h: Define FAST_INTERRUPT_NAME.
2070 * config/microblaze/microblaze.md: Use wrapper
2071 microblaze_is_interrupt_variant.
2073 2013-03-05 Kai Tietz <ktietz@redhat.com>
2075 * sdbout.c (sdbout_one_type): Switch to current function's section
2076 supporting cold/hot.
2078 2013-03-05 David Holsgrove <david.holsgrove@xilinx.com>
2080 * doc/invoke.texi (MicroBlaze): Add -mbig-endian, -mlittle-endian,
2081 -mxl-reorder.
2083 2013-03-05 Jakub Jelinek <jakub@redhat.com>
2085 PR middle-end/56461
2086 * ggc-common.c (gt_pch_save): For ENABLE_VALGRIND_CHECKING,
2087 if VALGRIND_GET_VBITS is defined, temporarily make object
2088 memory all defined, and restore previous valgrind addressability
2089 and definability afterwards. Free this_object at the end.
2091 PR middle-end/56461
2092 * lra.c (lra): Call lra_clear_live_ranges if live_p,
2093 right before calling lra_create_live_ranges, also call it
2094 when clearing live_p. Only call lra_clear_live_ranges
2095 at the end if live_p.
2097 PR middle-end/56461
2098 * sched-deps.c (delete_dep_node): Free DEP_REPLACE.
2100 2013-03-05 Richard Biener <rguenther@suse.de>
2102 PR tree-optimization/56521
2103 * tree-ssa-sccvn.c (set_value_id_for_result): Always initialize
2104 value-id.
2106 2013-03-05 Steven Bosscher <steven@gcc.gnu.org>
2108 PR c++/55135
2109 * except.h (remove_unreachable_eh_regions): New prototype.
2110 * except.c (remove_eh_handler_splicer): New function, split out
2111 of remove_eh_handler.
2112 (remove_eh_handler): Use remove_eh_handler_splicer. Add comment
2113 warning about running it on many EH regions one at a time.
2114 (remove_unreachable_eh_regions_worker): New function, walk the
2115 EH tree in depth-first order and remove non-marked regions.
2116 (remove_unreachable_eh_regions): New function.
2117 * tree-eh.c (mark_reachable_handlers): New function, split out
2118 from remove_unreachable_handlers.
2119 (remove_unreachable_handlers): Use mark_reachable_handlers and
2120 remove_unreachable_eh_regions.
2121 (remove_unreachable_handlers_no_lp): Use mark_reachable_handlers
2122 and remove_unreachable_eh_regions.
2124 2013-03-05 Richard Biener <rguenther@suse.de>
2126 PR middle-end/56525
2127 * loop-init.c (fix_loop_structure): Remove loops in two stages,
2128 not freeing them until the end.
2130 2013-03-05 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2132 * config/s390/s390.h: Define DWARF2_ASM_LINE_DEBUG_INFO.
2134 2013-03-05 Richard Biener <rguenther@suse.de>
2136 PR tree-optimization/56270
2137 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
2138 of loads after scheduling an SLP instance.
2140 2013-03-05 Jakub Jelinek <jakub@redhat.com>
2142 * Makefile.in (dg_target_exps): Add aarch64.exp, epiphany.exp and
2143 tic6x.exp.
2144 (check_gcc_parallelize): Run guality.exp as a separate job from
2145 vect.exp with unsorted.exp and $(dg_target_exps) separately from
2146 struct-layout-1.exp with stackalign.exp.
2148 * alias.c (init_alias_analysis): Clear reg_known_equiv_p bitmap.
2150 PR middle-end/56461
2151 * tree-vect-slp.c (vect_supported_load_permutation_p): Free
2152 load_index sbitmap even if some bit in it isn't set.
2154 PR middle-end/56461
2155 * tree-ssa-loop-niter.c (bb_queue): Remove typedef.
2156 (discover_iteration_bound_by_body_walk): Change queues to
2157 vec<vec<basic_block> > and queue to vec<basic_block>. Fix up
2158 spelling in comment. Call safe_push on queues[bound_index] directly.
2159 Release queues[queue_index] in every iteration unconditionally.
2160 Release bounds vector.
2162 PR middle-end/56461
2163 * tree-vect-stmts.c (free_stmt_vec_info_vec): Call
2164 free_stmt_vec_info on any left-over stmt_vec_info in the vector.
2165 * tree-vect-loop.c (vect_create_epilog_for_reduction): Release
2166 inner_phis vector.
2168 2013-03-05 Richard Biener <rguenther@suse.de>
2170 PR lto/56515
2171 * tree-inline.c (remap_blocks_to_null): New function.
2172 (expand_call_inline): When expanding a call stmt without
2173 an associated block inline remap all callee blocks to NULL.
2175 2013-03-05 Jakub Jelinek <jakub@redhat.com>
2177 PR rtl-optimization/56494
2178 * simplify-rtx.c (simplify_truncation): If C is narrower than A,
2179 optimize (truncate:A (subreg:B (truncate:C X) 0)) into
2180 (subreg:A (truncate:C X) 0) instead of (truncate:A X).
2182 PR middle-end/56461
2183 * sel-sched-ir.c (free_sched_pools): Release
2184 succs_info_pool.stack[succs_info_pool.max_top] vectors too
2185 if succs_info_pool.max_top isn't -1.
2187 PR bootstrap/56509
2188 * opts.c (opts_obstack, opts_concat): Moved to...
2189 * opts-common.c (opts_obstack, opts_concat): ... here.
2191 2013-03-04 Jakub Jelinek <jakub@redhat.com>
2193 PR middle-end/56461
2194 * diagnostic.c (diagnostic_append_note): Save and restore old prefix.
2196 2013-03-04 Martin Jambor <mjambor@suse.cz>
2198 * tree-dfa.c (get_or_create_ssa_default_def): Use parameter fn in
2199 all appropriate places.
2201 2013-01-04 Eric Botcazou <ebotcazou@adacore.com>
2203 PR tree-optimization/56424
2204 * ipa-split.c (split_function): Do not set the RSO flag if result is
2205 not by reference and its type is a register type.
2207 2013-03-04 David Holsgrove <david.holsgrove@xilinx.com>
2209 * config/microblaze/microblaze.c (microblaze_valid_pic_const): New.
2210 (microblaze_legitimate_pic_operand): Likewise.
2211 * config/microblaze/microblaze.h (LEGITIMATE_PIC_OPERAND_P): Call
2212 new function microblaze_legitimate_pic_operand.
2213 * config/microblaze/microblaze-protos.h
2214 (microblaze_legitimate_pic_operand): Declare.
2216 2013-03-04 Edgar E. Iglesias <edgar.iglesias@gmail.com>
2218 * config/microblaze/predicates.md (call_insn_simple_operand):
2219 New predicate for supported rtx code types.
2220 * config/microblaze/microblaze.md (call_internal1): Use
2221 call_insn_simple_operand predicate.
2223 2013-03-04 Jakub Jelinek <jakub@redhat.com>
2225 PR middle-end/56461
2226 * tree-loop-distribution.c (ldist_gen): Call partition_free after each
2227 partitions.ordered_remove.
2229 PR middle-end/56461
2230 * tree-vect-stmts.c (vectorizable_conversion): Don't call
2231 vec_oprnds0.create (1) for modifier == NONE.
2233 PR middle-end/56461
2234 * tree-vect-stmts.c (vectorizable_shift): Don't call create methods
2235 on vec_oprnds0 or vec_oprnds1 before loop, only call it on
2236 vec_oprnds1 right before pushing anything to it for
2237 scalar_shift_arg.
2239 PR middle-end/56461
2240 * tree-vect-loop.c (destroy_loop_vec_info): For !clean_stmts, just
2241 set nbbs to 0 instead of having separate code path.
2242 (vect_analyze_loop_form): Call destroy_loop_vec_info with true
2243 instead of false as last argument if returning NULL.
2245 2013-03-03 Sandra Loosemore <sandra@codesourcery.com>
2247 * target.def (TARGET_OPTION_VALID_ATTRIBUTE_P): Update comments;
2248 the attribute is now called "target" instead of "option".
2249 (TARGET_OPTION_PRAGMA_PARSE): Likewise, for the pragma.
2250 * doc/tm.texi.in (Target Attributes): Likewise document the correct
2251 attribute/pragma name for TARGET_OPTION_VALID_P and
2252 TARGET_OPTION_PRAGMA_PARSE. Also copy-edit and correct markup.
2253 * doc/tm.texi: Regenerated.
2255 2013-03-02 David Holsgrove <david.holsgrove@xilinx.com>
2257 * config/microblaze/microblaze.c:
2258 Check mcpu, pcmp requirement and set TARGET_REORDER to 0 if not met.
2259 * config/microblaze/microblaze.h: Add -mxl-reorder to
2260 DRIVER_SELF_SPECS.
2261 * config/microblaze/microblaze.md: New bswapsi2 and bswaphi2.
2262 instructions emitted if TARGET_REORDER.
2263 * config/microblaze/microblaze.opt: New option -mxl-reorder set to 1
2264 or 0 for -m/-mno case, but initialises as 2 to detect default use case
2265 separately.
2267 2013-03-01 Xinliang David Li <davidxl@google.com>
2269 * tree-ssa-uninit.c (compute_control_dep_chain): Limit post-dom
2270 walk length.
2272 2013-03-01 Jakub Jelinek <jakub@redhat.com>
2274 PR middle-end/56461
2275 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Release path
2276 vector even when returning true. Fix up function comment formatting.
2278 PR middle-end/56461
2279 * ira-build.c (ira_loop_nodes_count): New variable.
2280 (create_loop_tree_nodes): Initialize it.
2281 (finish_loop_tree_nodes): Use it instead of looking at current_loops.
2283 PR middle-end/56461
2284 * tree-vect-data-refs.c (vect_permute_store_chain): Avoid using copy
2285 method on dr_chain and result_chain.
2286 * tree-vect-stmts.c (vectorizable_store): Only call
2287 result_chain.create if j == 0.
2289 PR middle-end/56461
2290 * tree-vect-stmts.c (vect_create_vectorized_promotion_stmts): Call
2291 vec_oprnds0->release (); rather than vec_oprnds0->truncate (0)
2292 before overwriting it.
2294 2013-03-01 Tobias Burnus <burnus@net-b.de>
2296 * doc/extended.texi (C Extensions): Change order in @menu
2297 to match @node.
2298 (Other MIPS Built-in Functions): Move last MIPS entry before
2299 "picoChip Built-in Functions".
2300 (SH Built-in Functions): Move after RX Built-in Functions.
2301 * doc/gcc.texi (Introduction): Change order in @menu to match @node.
2302 * doc/md.texi (Constraints): Ditto.
2303 * gty.texi (Type Information): Ditto.
2304 (User-provided marking routines for template types): Make subsection.
2305 * doc/invoke.texi (AArch64 Options): Move before
2306 "Adapteva Epiphany Options".
2308 2013-02-28 Konstantin Serebryany <konstantin.s.serebryany@gmail.com>
2309 Jakub Jelinek <jakub@redhat.com>
2311 PR sanitizer/56454
2312 * asan.c (gate_asan): Lookup no_sanitize_address instead of
2313 no_address_safety_analysis attribute.
2314 * doc/extend.texi (no_address_safety_attribute): Rename to
2315 no_sanitize_address attribute, mention no_address_safety_analysis
2316 attribute as deprecated alias.
2318 2013-02-28 Jakub Jelinek <jakub@redhat.com>
2320 PR middle-end/56461
2321 * tree-vectorizer.h (vect_get_slp_defs): Change 3rd argument
2322 type to vec<vec<tree> > *.
2323 * tree-vect-slp.c (vect_get_slp_defs): Likewise. Change vec_defs
2324 to be vec<tree> instead of vec<tree> *, set vec_defs
2325 to vNULL and call vec_defs.create (number_of_vects), adjust other
2326 uses of vec_defs.
2327 * tree-vect-stmts.c (vect_get_vec_defs, vectorizable_call,
2328 vectorizable_condition): Adjust vect_get_slp_defs callers.
2330 2013-02-28 James Greenhalgh <james.greenhalgh@arm.com>
2332 * config/aarch64/aarch64.c
2333 (aarch64_float_const_representable): Remove unused variable.
2335 2013-02-28 James Greenhalgh <james.greenhalgh@arm.com>
2337 * config/aarch64/aarch64.c (aarch64_mangle_type): Make static.
2339 2013-02-28 James Greenhalgh <james.greenhalgh@arm.com>
2341 * config/aarch64/aarch64-builtins.c
2342 (aarch64_init_simd_builtins): Make static.
2344 2013-02-28 James Greenhalgh <james.greenhalgh@arm.com>
2346 * config/aarch64/aarch64.c
2347 (aarch64_simd_make_constant): Make static.
2349 2013-02-28 Martin Jambor <mjambor@suse.cz>
2351 * tree-sra.c (load_assign_lhs_subreplacements): Do not put replacements
2352 with no initialization to the RHS of debug statements.
2354 2013-02-28 Martin Jambor <mjambor@suse.cz>
2356 PR tree-optimization/56294
2357 * tree-sra.c (analyze_access_subtree): Create replacement declarations.
2358 Adjust dumping.
2359 (get_access_replacement): Do not call create_access_replacement.
2360 Assert a replacement exists.
2361 (get_repl_default_def_ssa_name): Create the replacement declaration
2362 itself.
2364 2013-02-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2366 * config/arm/arm.c (arm_output_mi_thunk): Call final_start_function and
2367 final_end_function.
2369 2013-02-28 Marek Polacek <polacek@redhat.com>
2371 PR rtl-optimization/56466
2372 * loop-unroll.c (unroll_and_peel_loops): Call fix_loop_structure
2373 if we're changing a loop.
2374 (peel_loops_completely): Likewise.
2376 2013-02-28 Paolo Carlini <paolo.carlini@oracle.com>
2378 PR c++/55813
2379 * doc/invoke.texi ([-Wctor-dtor-privacy]): Complete.
2381 2013-02-28 Georg-Johann Lay <avr@gjlay.de>
2383 PR target/56445
2384 * config/avr/avr.c (avr_init_builtins): Use 'n' instead of empty
2385 macro parameters with: FX_FTYPE_FX, FX_FTYPE_FX_INT, INT_FTYPE_FX,
2386 INTX_FTYPE_FX, FX_FTYPE_INTX.
2387 * config/avr/builtins.def: Adjust respective DEF_BUILTIN.
2389 2013-02-28 Georg-Johann Lay <avr@gjlay.de>
2391 * avr/avr-mcus.def (ata5272, ata5505, attiny1634, ata6285)
2392 (ata6286, atmega8a, atmega48pa, ata5790, ata5790n, ata5795)
2393 (atmega164pa, atmega165pa, atmega168pa, atmega16hva, atmega16hvb)
2394 (atmega16hvbrevb, atmega16m1, atmega16u4, atmega26hvg, atmega32a)
2395 (atmega32a, atmega3250pa, atmega3290pa, atmega32c1, atmega32m1)
2396 (atmega32u4, atmega32u6, atmega64a, atmega6490a, atmega6490p)
2397 (atmega64c1, atmega64m1, atmega64rfa2, atmega64rfr2, atmega32hvb)
2398 (atmega32hvbrevb, atmega16hva2, atmega48hvf, at90pwm161)
2399 (atmega128a, atmega1284, atmxt112sl, atmxt224, atmxt224e)
2400 (atmxt336s, atxmega16a4u, atxmega16c4, atxmega32a4u, atxmega32c4)
2401 (atxmega32e5, atxmega64a3u, atxmega64a4u, atxmega64b1, atxmega64b3)
2402 (atxmega64c3, atxmega64d4, atxmega128a3u, atxmega128b1)
2403 (atxmega128b3, atxmega128c3, atxmega128d4, atmxt540s, atmxt540sreva)
2404 (atxmega192a3u, atxmega192c3, atxmega256a3u, atxmega256c3)
2405 (atxmega384c3, atxmega384d3, atxmega128a4u): New AVR_MCU.
2406 (avrxmega6): Increase max flash segments from 5 to 6.
2407 * config/avr/t-multilib: Regenerate.
2408 * config/avr/avr-tables.opt: Regenerate.
2409 * doc/avr-mmcu.texi: Regenerate.
2411 2013-02-28 Georg-Johann Lay <avr@gjlay.de>
2413 * config/avr/avr.h (device_to_arch): Rename to device_to_ld.
2414 (avr_device_to_arch): Rename to avr_device_to_ld.
2415 (avr_device_to_as): New prototype.
2416 (EXTRA_SPEC_FUNCTIONS): Add device_to_as.
2417 (ASM_SPEC): Use device_to_as to get -mmcu= and -mno-skip-bug=.
2418 * config/avr/driver-avr.c (avr_device_to_as): New.
2419 (avr_device_to_arch): Rename to avr_device_to_ld.
2421 2013-02-27 Jakub Jelinek <jakub@redhat.com>
2423 PR middle-end/56461
2424 * tree-vect-data-refs.c (vect_permute_load_chain): Avoid using copy
2425 method on dr_chain and result_chain.
2427 PR middle-end/56461
2428 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Call
2429 pointer_set_destroy on not_executed_last_iteration.
2431 PR middle-end/56461
2432 * tree-vect-loop.c (vectorizable_reduction): Release vect_defs vector.
2434 PR middle-end/56461
2435 * ipa-pure-const.c (propagate): Use FOR_EACH_FUNCTION instead of
2436 FOR_EACH_DEFINED_FUNCTION when freeing state.
2438 PR middle-end/56461
2439 * df-scan.c (df_insn_delete): Use df_scan_free_mws_vec before
2440 pool_free.
2441 (df_insn_rescan_debug_internal): Use df_scan_free_mws_vec before
2442 overwriting it.
2444 PR middle-end/56461
2445 * ipa-cp.c (decide_whether_version_node): Call vec_free on
2446 known_aggs[i].items and release known_aggs vector.
2448 PR middle-end/56461
2449 * ipa-reference.c (propagate): Free node_info even for alias nodes.
2451 2013-02-27 Edgar E. Iglesias <edgar.iglesias@gmail.com>
2453 * config/microblaze/microblaze.c (microblaze_emit_compare):
2454 Use xor for EQ/NE comparisions.
2455 * config/microblaze/microblaze.md (cstoresf4): Add constraints
2456 (cbranchsf4): Adjust operator to comparison_operator.
2458 2013-02-27 Jakub Jelinek <jakub@redhat.com>
2460 PR middle-end/56461
2461 * tree-flow.h (edge_var_map_vector): Change into va_heap, vl_embed
2462 vector.
2463 * tree-ssa.c (redirect_edge_var_map_add): Use vec_safe_reserve and
2464 vec_safe_push, always update *slot.
2465 (redirect_edge_var_map_clear): Use vec_free.
2466 (redirect_edge_var_map_dup): Use vec_safe_copy and vec_safe_reserve.
2467 (free_var_map_entry): Use vec_free.
2468 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Use
2469 FOR_EACH_VEC_SAFE_ELT instead of FOR_EACH_VEC_ELT.
2471 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
2473 PR middle-end/45472
2474 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
2475 when the may_trap_p bit of the exprs being merged differs.
2476 Reorder tests for speculativeness in the logical and operator.
2478 2013-02-27 Jakub Jelinek <jakub@redhat.com>
2480 * incpath.c (add_standard_paths): Use reconcat instead of concat
2481 where appropriate and avoid leaking memory.
2483 * opts.h: Include obstack.h.
2484 (opts_concat): New prototype.
2485 (opts_obstack): New declaration.
2486 * opts.c (opts_concat): New function.
2487 (opts_obstack): New variable.
2488 (init_options_struct): Call gcc_init_obstack on opts_obstack.
2489 (finish_options): Use opts_concat instead of concat
2490 and XOBNEWVEC instead of XNEWVEC.
2491 * opts-common.c (generate_canonical_option, decode_cmdline_option,
2492 generate_option): Likewise.
2493 * Makefile.in (OPTS_H): Depend on $(OBSTACK_H).
2494 * lto-wrapper.c (main): Call gcc_init_obstack on opts_obstack.
2496 PR target/56455
2497 * stmt.c (expand_switch_as_decision_tree_p): If flag_pic
2498 and ASM_OUTPUT_ADDR_DIFF_ELT isn't defined, return true.
2500 2013-02-26 Jakub Jelinek <jakub@redhat.com>
2502 PR middle-end/56461
2503 * lra-spills.c (lra_spill): Free spill_hard_reg at the end.
2505 2013-02-26 Joern Rennecke <joern.rennecke@embecosm.com>
2507 * config/arm/arm.c (const_ok_for_dimode_op): Back out last change.
2508 (arm_block_move_unaligned_straight): Likewise.
2509 (arm_adjust_block_mem): Likewise.
2511 2013-02-26 Joern Rennecke <joern.rennecke@embecosm.com>
2513 PR target/48901
2514 * config/lm32/lm32.c (gen_int_relational): Remove unused variables
2515 temp, cond and label.
2516 * config/lm32/lm32.md (ashlsi3): Remove unused variable one.
2518 PR target/52500
2519 * config/c6x/c6x.c (dbx_register_map): Change to unsigned.
2520 * config/c6x/c6x.h (dbx_register_map): Update declaration.
2522 PR target/52501
2523 * config/cr16/cr16-protos.h: Move end of RTX_CODE guard below end
2524 of prologue/epilogue functions.
2526 PR target/52550
2527 * config/tilegx/tilegx.c (tilegx_expand_prologue):
2528 Remove unused variable cfa_offset.
2529 * config/tilepro/tilepro.c (tilepro_expand_prologue): Likewise.
2531 PR target/54639
2532 * config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset
2533 type promotion to unsigned.
2535 PR target/54640
2536 * config/arm/arm.c (const_ok_for_dimode_op): Make code consistent
2537 for HOST_WIDE_INT of 32 bit / same size as int.
2538 (arm_block_move_unaligned_straight): Likewise.
2539 (arm_adjust_block_mem): Likewise.
2541 PR target/54662
2542 * config/mep/t-mep (mep-pragma.o): Use ALL_COMPILERFLAGS instead of
2543 ALL_CFLAGS.
2545 2013-02-26 Marek Polacek <polacek@redhat.com>
2547 PR tree-optimization/56426
2548 * tree-ssa-loop.c (tree_ssa_loop_init): Always call
2549 scev_initialize.
2551 2013-02-26 Richard Biener <rguenther@suse.de>
2553 PR target/56444
2554 * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Remove
2555 unused variable loops.
2557 2013-02-26 Jakub Jelinek <jakub@redhat.com>
2559 PR tree-optimization/56448
2560 * fold-const.c (operand_equal_p) <case tcc_reference>: Don't look at
2561 TREE_SIDE_EFFECTS if flags contain OEP_CONSTANT_ADDRESS_OF.
2562 Clear OEP_CONSTANT_ADDRESS_OF from flags before recursing on second or
2563 later operands of the references, or even first operand for
2564 INDIRECT_REF, TARGET_MEM_REF or MEM_REF.
2566 PR tree-optimization/56443
2567 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
2568 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
2569 to type_for_mode langhook.
2571 2013-02-25 Matt Turner <mattst88@gmail.com>
2573 * doc/invoke.texi: Document r4700.
2575 2013-02-25 Richard Biener <rguenther@suse.de>
2577 PR tree-optimization/56175
2578 * tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate,
2579 split out from ...
2580 (simplify_bitwise_binary): ... here. Also guard the conversion
2581 of (type) X op CST to (type) (X op ((type-x) CST)) with it.
2583 2013-02-25 Catherine Moore <clm@codesourcery.com>
2585 Revert:
2586 2013-02-24 Catherine Moore <clm@codesourcery.com>
2587 Maciej W. Rozycki <macro@codesourcery.com>
2588 Tom de Vries <tom@codesourcery.com>
2589 Nathan Sidwell <nathan@codesourcery.com>
2590 Iain Sandoe <iain@codesourcery.com>
2591 Nathan Froyd <froydnj@codesourcery.com>
2592 Chao-ying Fu <fu@mips.com>
2594 * doc/extend.texi (micromips, nomicromips, nocompression):
2595 Document new function attributes.
2596 * doc/invoke.texi (minterlink-compressed, mmicromips,
2597 m14k, m14ke, m14kec): Document new options.
2598 (minterlink-mips16): Update documentation.
2599 * doc/md.texi (ZC, ZD): Document new constraints.
2600 * configure.ac (gcc_cv_as_micromips): Check if linker
2601 supports the .set micromips directive.
2602 * configure: Regenerate.
2603 * config.in: Regenerate.
2604 * config/mips/mips-tables.opt: Regenerate.
2605 * config/mips/micromips.md: New file.
2606 * constraints.md (ZC, AD): New constraints.
2607 * config/mips/predicates.md (movep_src_register): New predicate.
2608 (movep_src_operand): New predicate.
2609 (non_volatile_mem_operand): New predicate.
2610 * config/mips/mips.md (multimem): New type.
2611 (length): Differentiate between 17-bit and 18-bit branch offsets.
2612 (MOVEP1, MOVEP2): New mode iterator.
2613 (mov_<load>l): Use ZC constraint.
2614 (mov_<load>r): Likewise.
2615 (mov_<store>l): Likewise.
2616 (mov_<store>r): Likewise.
2617 (*branch_equality<mode>_inverted): Add microMIPS support.
2618 (*branch_equality<mode>): Likewise.
2619 (*jump_absolute): Likewise.
2620 (indirect_jump_<mode>): Likewise.
2621 (tablejump_<mode>): Likewise.
2622 (<optab>_internal): Likewise.
2623 (sibcall_internal): Likewise.
2624 (sibcall_value_internal): Likewise.
2625 (prefetch): Use constraint ZD.
2626 * config/mips/mips.opt (minterlink-compressed): New option.
2627 (minterlink-mips16): Now an alias for minterlink-compressed.
2628 (mmicromips): New option.
2629 * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
2630 (compare_and_swap_12): Likewise.
2631 (sync_add<mode>): Likewise.
2632 (sync_<optab>_12): Likewise.
2633 (sync_old_<optab>_12): Likewise.
2634 (sync_new_<optab>_12): Likewise.
2635 (sync_nand_12): Likewise.
2636 (sync_old_nand_12): Likewise.
2637 (sync_new_nand_12): Likewise.
2638 (sync_sub<mode>): Likewise.
2639 (sync_old_add<mode>): Likewise.
2640 (sync_old_sub<mode>): Likewise.
2641 (sync_new_add<mode>): Likewise.
2642 (sync_new_sub<mode>): Likewise.
2643 (sync_<optab><mode>): Likewise.
2644 (sync_old_<optab><mode>): Likewise.
2645 (sync_new_<optab><mode>): Likewise.
2646 (sync_nand<mode>): Likewise.
2647 (sync_old_nand<mode>): Likewise.
2648 (sync_new_nand<mode>): Likewise.
2649 (sync_lock_test_and_set<mode>): Likewise.
2650 (test_and_set_12): Likewise.
2651 (atomic_compare_and_swap<mode>): Likewise.
2652 (atomic_exchange<mode>_llsc): Likewise.
2653 (atomic_fetch_add<mode>_llsc): Likewise.
2654 * config/mips/mips-cpus.def (m14kc, m14k): New processors.
2655 * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
2656 (umips_save_restore_pattern_p): Likewise.
2657 (umips_load_store_pair_p): Likewise.
2658 (umips_output_load_store_pair): Likewise.
2659 (umips_movep_target_p): Likewise.
2660 (umips_12bit_offset_address_p): Likewise.
2661 * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
2662 (mips_base_mips16): Rename this...
2663 (mips_base_compression_flags): ...to this. Update all uses.
2664 (mips_attribute_table): Add micromips, nomicromips and nocompression.
2665 (mips_mips16_decl_p): Delete.
2666 (mips_nomips16_decl_p): Delete.
2667 (mips_get_compress_on_flags): New function.
2668 (mips_get_compress_off_flags): New function.
2669 (mips_get_compress_mode): New function.
2670 (mips_get_compress_on_name): New function.
2671 (mips_get_compress_off_name): New function.
2672 (mips_insert_attributes): Support multiple compression types.
2673 (mips_merge_decl_attributes): Likewise.
2674 (umips_12bit_offset_address_p): New function.
2675 (mips_start_function_definition): Emit .set micromips directive.
2676 (mips_call_may_need_jalx_p): New function.
2677 (mips_function_ok_for_sibcall): Add microMIPS support.
2678 (mips_print_operand_punctuation): Support short delay slots and
2679 compact jumps.
2680 (umips_swm_mask, umips_swm_encoding): New.
2681 (umips_build_save_restore): New function.
2682 (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
2683 (was_mips16_p): Remove.
2684 (old_compression_mode): New.
2685 (mips_set_compression_mode): New function.
2686 (mips_set_current_function): Add microMIPS support.
2687 (mips_option_override): Likewise.
2688 (umips_save_restore_pattern_p): New function.
2689 (umips_output_save_restore): New function.
2690 (umips_load_store_pair_p_1): New function.
2691 (umips_load_store_pair_p): New function.
2692 (umips_output_load_store_pair_1): New function.
2693 (umips_output_load_store_pair): New function.
2694 (umips_movep_target_p) New function.
2695 (mips_prepare_pch_save): Add microMIPS support.
2696 * config/mips/mips.h (TARGET_COMPRESSION): New.
2697 (TARGET_CPU_CPP_BUILTINS): Update macro
2698 to use new compression flags and to support microMIPS.
2699 (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
2700 (MIPS_ARCH_FLOAT_SPEC): Likewise.
2701 (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
2702 (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
2703 (ASM_SPEC): Support mmicromips and mno-micromips.
2704 (M16STORE_REG_P): New macro.
2705 (MIPS_CALL): Support TARGET_MICROMIPS.
2706 (MICROMIPS_J): New macro.
2707 (mips_base_mips16): Rename this...
2708 (mips_base_compression_flags): ...to this.
2709 (UMIPS_12BIT_OFFSET_P): New macro.
2710 * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
2711 (MULTILIB_DIRNAMES): Likewise.
2713 2013-02-25 Tom de Vries <tom@codesourcery.com>
2715 PR rtl-optimization/56131
2716 * insn-notes.def (INSN_NOTE_BASIC_BLOCK): Update comment.
2717 * cfgrtl.c (delete_insn): Don't reorder NOTE_INSN_DELETED_LABEL and
2718 NOTE_INSN_BASIC_BLOCK if BLOCK_FOR_INSN == NULL.
2720 2013-02-25 Tobias Burnus <burnus@net-b.de>
2722 * doc/invoke.texi (-fsanitize=): Move from optimization
2723 to debugging options.
2725 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
2727 * sched-deps.c (sched_analyze_insn): Fix typo in comment.
2729 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
2730 Alexander Monakov <amonakov@ispras.ru>
2732 PR middle-end/56077
2733 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
2734 flush pending lists also on non-jumps. Adjust comment.
2736 2013-02-24 Catherine Moore <clm@codesourcery.com>
2737 Maciej W. Rozycki <macro@codesourcery.com>
2738 Tom de Vries <tom@codesourcery.com>
2739 Nathan Sidwell <nathan@codesourcery.com>
2740 Iain Sandoe <iain@codesourcery.com>
2741 Nathan Froyd <froydnj@codesourcery.com>
2742 Chao-ying Fu <fu@mips.com>
2744 * doc/extend.texi (micromips, nomicromips, nocompression):
2745 Document new function attributes.
2746 * doc/invoke.texi (minterlink-compressed, mmicromips,
2747 m14k, m14ke, m14kec): Document new options.
2748 (minterlink-mips16): Update documentation.
2749 * doc/md.texi (ZC, ZD): Document new constraints.
2750 * configure.ac (gcc_cv_as_micromips): Check if linker
2751 supports the .set micromips directive.
2752 * configure: Regenerate.
2753 * config.in: Regenerate.
2754 * config/mips/mips-tables.opt: Regenerate.
2755 * config/mips/micromips.md: New file.
2756 * constraints.md (ZC, AD): New constraints.
2757 * config/mips/predicates.md (movep_src_register): New predicate.
2758 (movep_src_operand): New predicate.
2759 (non_volatile_mem_operand): New predicate.
2760 * config/mips/mips.md (multimem): New type.
2761 (length): Differentiate between 17-bit and 18-bit branch offsets.
2762 (MOVEP1, MOVEP2): New mode iterator.
2763 (mov_<load>l): Use ZC constraint.
2764 (mov_<load>r): Likewise.
2765 (mov_<store>l): Likewise.
2766 (mov_<store>r): Likewise.
2767 (*branch_equality<mode>_inverted): Add microMIPS support.
2768 (*branch_equality<mode>): Likewise.
2769 (*jump_absolute): Likewise.
2770 (indirect_jump_<mode>): Likewise.
2771 (tablejump_<mode>): Likewise.
2772 (<optab>_internal): Likewise.
2773 (sibcall_internal): Likewise.
2774 (sibcall_value_internal): Likewise.
2775 (prefetch): Use constraint ZD.
2776 * config/mips/mips.opt (minterlink-compressed): New option.
2777 (minterlink-mips16): Now an alias for minterlink-compressed.
2778 (mmicromips): New option.
2779 * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
2780 (compare_and_swap_12): Likewise.
2781 (sync_add<mode>): Likewise.
2782 (sync_<optab>_12): Likewise.
2783 (sync_old_<optab>_12): Likewise.
2784 (sync_new_<optab>_12): Likewise.
2785 (sync_nand_12): Likewise.
2786 (sync_old_nand_12): Likewise.
2787 (sync_new_nand_12): Likewise.
2788 (sync_sub<mode>): Likewise.
2789 (sync_old_add<mode>): Likewise.
2790 (sync_old_sub<mode>): Likewise.
2791 (sync_new_add<mode>): Likewise.
2792 (sync_new_sub<mode>): Likewise.
2793 (sync_<optab><mode>): Likewise.
2794 (sync_old_<optab><mode>): Likewise.
2795 (sync_new_<optab><mode>): Likewise.
2796 (sync_nand<mode>): Likewise.
2797 (sync_old_nand<mode>): Likewise.
2798 (sync_new_nand<mode>): Likewise.
2799 (sync_lock_test_and_set<mode>): Likewise.
2800 (test_and_set_12): Likewise.
2801 (atomic_compare_and_swap<mode>): Likewise.
2802 (atomic_exchange<mode>_llsc): Likewise.
2803 (atomic_fetch_add<mode>_llsc): Likewise.
2804 * config/mips/mips-cpus.def (m14kc, m14k): New processors.
2805 * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
2806 (umips_save_restore_pattern_p): Likewise.
2807 (umips_load_store_pair_p): Likewise.
2808 (umips_output_load_store_pair): Likewise.
2809 (umips_movep_target_p): Likewise.
2810 (umips_12bit_offset_address_p): Likewise.
2811 * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
2812 (mips_base_mips16): Rename this...
2813 (mips_base_compression_flags): ...to this. Update all uses.
2814 (mips_attribute_table): Add micromips, nomicromips and nocompression.
2815 (mips_mips16_decl_p): Delete.
2816 (mips_nomips16_decl_p): Delete.
2817 (mips_get_compress_on_flags): New function.
2818 (mips_get_compress_off_flags): New function.
2819 (mips_get_compress_mode): New function.
2820 (mips_get_compress_on_name): New function.
2821 (mips_get_compress_off_name): New function.
2822 (mips_insert_attributes): Support multiple compression types.
2823 (mips_merge_decl_attributes): Likewise.
2824 (umips_12bit_offset_address_p): New function.
2825 (mips_start_function_definition): Emit .set micromips directive.
2826 (mips_call_may_need_jalx_p): New function.
2827 (mips_function_ok_for_sibcall): Add microMIPS support.
2828 (mips_print_operand_punctuation): Support short delay slots and
2829 compact jumps.
2830 (umips_swm_mask, umips_swm_encoding): New.
2831 (umips_build_save_restore): New function.
2832 (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
2833 (was_mips16_p): Remove.
2834 (old_compression_mode): New.
2835 (mips_set_compression_mode): New function.
2836 (mips_set_current_function): Add microMIPS support.
2837 (mips_option_override): Likewise.
2838 (umips_save_restore_pattern_p): New function.
2839 (umips_output_save_restore): New function.
2840 (umips_load_store_pair_p_1): New function.
2841 (umips_load_store_pair_p): New function.
2842 (umips_output_load_store_pair_1): New function.
2843 (umips_output_load_store_pair): New function.
2844 (umips_movep_target_p) New function.
2845 (mips_prepare_pch_save): Add microMIPS support.
2846 * config/mips/mips.h (TARGET_COMPRESSION): New.
2847 (TARGET_CPU_CPP_BUILTINS): Update macro
2848 to use new compression flags and to support microMIPS.
2849 (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
2850 (MIPS_ARCH_FLOAT_SPEC): Likewise.
2851 (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
2852 (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
2853 (ASM_SPEC): Support mmicromips and mno-micromips.
2854 (M16STORE_REG_P): New macro.
2855 (MIPS_CALL): Support TARGET_MICROMIPS.
2856 (MICROMIPS_J): New macro.
2857 (mips_base_mips16): Rename this...
2858 (mips_base_compression_flags): ...to this.
2859 (UMIPS_12BIT_OFFSET_P): New macro.
2860 * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
2861 (MULTILIB_DIRNAMES): Likewise.
2863 2013-02-24 Jakub Jelinek <jakub@redhat.com>
2865 PR target/52555
2866 * target-globals.c (save_target_globals): For init_reg_sets and
2867 target_reinit remporarily set this_fn_optabs to this_target_optabs.
2869 2013-02-22 James Grennahlgh <james.greenhalgh@arm.com>
2871 * config/aarch64/aarch64-simd-builtins.def: Add copyright header.
2872 * config/aarch64/t-aarch64
2873 (aarch64-builtins.o): Depend on aarch64-simd-builtins.def.
2875 2013-02-22 Vladimir Makarov <vmakarov@redhat.com>
2877 PR inline-asm/56148
2878 * lra-constraints.c (process_alt_operands): Reload operand
2879 conflicting with earlier clobber only if no more other conflicting
2880 operands.
2882 2013-02-22 Jakub Jelinek <jakub@redhat.com>
2884 PR sanitizer/56393
2885 * config/gnu-user.h (LIBASAN_EARLY_SPEC): Link in libasan_preinit.o
2886 if not linking a shared library.
2888 2013-02-22 Seth LaForge <sethml@google.com>
2890 * config.gcc (arm*-*-eabi*): Treat arm*eb as big-endian.
2892 2013-02-22 Greta Yorsh <Greta.Yorsh@arm.com>
2894 * config/arm/arm.md (split for extendsidi): Update condition.
2895 (zero_extend<mode>di2,extend<mode>di2): Add an alternative.
2896 * config/arm/iterators.md (qhs_extenddi_cstr): Likewise.
2897 (qhs_zextenddi_cstr): Likewise.
2899 2013-02-21 Jakub Jelinek <jakub@redhat.com>
2901 PR middle-end/56420
2902 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Do subtraction in uhwi, to
2903 avoid signed wrapping.
2904 (expand_mult): Handle properly multiplication by
2905 ((dword_type) -1) << (BITS_PER_WORD - 1). Improve multiplication by
2906 ((dword_type) 1) << (BITS_PER_WORD - 1). Avoid undefined behavior
2907 in the compiler if coeff is HOST_WIDE_INT_MIN.
2908 (expand_divmod): Don't make ext_op1 static, change it's type to uhwi.
2909 Avoid undefined behavior in -INTVAL (op1).
2911 PR rtl-optimization/50339
2912 * lower-subreg.h (struct lower_subreg_choices): Add splitting_ashiftrt
2913 field.
2914 * lower-subreg.c (compute_splitting_shift): Handle ASHIFTRT.
2915 (compute_costs): Call compute_splitting_shift also for ASHIFTRT
2916 into splitting_ashiftrt field.
2917 (find_decomposable_shift_zext, resolve_shift_zext): Handle also
2918 ASHIFTRT.
2919 (dump_choices): Fix up printing LSHIFTRT choices, print ASHIFTRT
2920 choices.
2922 2013-02-20 Aldy Hernandez <aldyh@redhat.com>
2924 PR middle-end/56108
2925 * trans-mem.c (execute_tm_mark): Do not expand transactions that
2926 are sure to go irrevocable.
2928 2013-02-21 Hans-Peter Nilsson <hp@axis.com>
2930 * doc/rtl.texi (vec_concat, vec_duplicate): Mention that
2931 scalars are valid operands.
2933 2013-02-21 Martin Jambor <mjambor@suse.cz>
2935 PR tree-optimization/56310
2936 * ipa-cp.c (agg_replacements_to_vector): New parameter index, copy
2937 only matching indices and non-negative final offsets.
2938 (intersect_aggregates_with_edge): Pass src_idx to
2939 agg_replacements_to_vector. Pass src_idx insstead of index to
2940 intersect_with_agg_replacements.
2942 2013-02-21 Martin Jambor <mjambor@suse.cz>
2944 * ipa-cp.c (good_cloning_opportunity_p): Dump the real threshold
2945 instead of hard-wired defaults.
2947 2013-02-21 Maciej W. Rozycki <macro@codesourcery.com>
2949 * doc/invoke.texi (MIPS Options): Update documentation of the
2950 floating-point multiply-accumulate instruction restrictions.
2952 2013-02-21 Kostya Serebryany <kcc@google.com>
2954 * config/i386/i386.c (ix86_asan_shadow_offset): Use 0x7fff8000 as
2955 asan_shadow_offset on x86_64 linux.
2957 2013-02-21 Richard Biener <rguenther@suse.de>
2959 PR tree-optimization/56415
2960 Revert
2961 2013-02-11 Richard Biener <rguenther@suse.de>
2963 PR tree-optimization/56273
2964 * tree-vrp.c (simplify_cond_using_ranges): Disable for the
2965 first VRP run.
2967 2013-02-21 Jakub Jelinek <jakub@redhat.com>
2969 PR bootstrap/56258
2970 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
2971 instead of @itemx.
2973 PR inline-asm/56405
2974 * expr.c (expand_expr_real_1) <case TARGET_MEM_REF, MEM_REF>: Don't
2975 use movmisalign or extract_bit_field for EXPAND_MEMORY modifier.
2977 2013-02-20 Jan Hubicka <jh@suse.cz>
2979 PR tree-optimization/56265
2980 * ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph when
2981 target is referenced for first time.
2983 2013-02-20 Richard Biener <rguenther@suse.de>
2985 * tree-call-cdce.c (tree_call_cdce): Do not remove unused locals.
2986 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise.
2987 * tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
2988 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do
2989 not return anything.
2990 (rename_ssa_copies): Do not remove unused locals.
2991 * tree-ssa-ccp.c (do_ssa_ccp): Likewise.
2992 * tree-ssanames.c (pass_release_ssa_names): Remove unused locals first.
2993 * passes.c (execute_function_todo): Do not schedule unused locals
2994 removal if cleanup_tree_cfg did something.
2995 * tree-ssa-live.c (remove_unused_locals): Dump statistics
2996 about the number of removed locals.
2998 2013-02-20 Richard Biener <rguenther@suse.de>
3000 PR tree-optimization/56398
3001 * tree-vect-loop-manip.c (adjust_debug_stmts): Skip
3002 SSA default defs.
3004 2013-02-20 Martin Jambor <mjambor@suse.cz>
3006 PR tree-optimization/55334
3007 * ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
3008 restricted pointers to arrays.
3010 2013-02-20 Richard Biener <rguenther@suse.de>
3011 Jakub Jelinek <jakub@redhat.com>
3013 PR tree-optimization/56396
3014 * tree-ssa-ccp.c (n_const_val): New static variable.
3015 (get_value): Return NULL for SSA names we don't have a lattice
3016 entry for.
3017 (ccp_initialize): Initialize n_const_val.
3018 * tree-ssa-copy.c (n_copy_of): New static variable.
3019 (init_copy_prop): Initialize n_copy_of.
3020 (get_value): Return NULL_TREE for SSA names we don't have a
3021 lattice entry for.
3023 2013-02-20 Martin Jambor <mjambor@suse.cz>
3025 * ipa-cp.c (initialize_node_lattices): Fix dumping condition.
3027 2013-02-20 Richard Biener <rguenther@suse.de>
3029 * genpreds.c (write_lookup_constraint): Do not compare first
3030 letter of the constraint again.
3032 2013-02-20 Richard Biener <rguenther@suse.de>
3034 * tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits
3035 and ceil_log2.
3036 (get_use_iv_cost): Terminate hashtable walk when coming across
3037 an empty entry.
3039 2013-02-20 Igor Zamyatin <igor.zamyatin@intel.com>
3041 * config/i386/i386.c (initial_ix86_tune_features): Turn on fp
3042 reassociation for avx2 targets.
3044 2012-02-19 Edgar E. Iglesias <edgar.iglesias@gmail.com>
3046 * config/microblaze/microblaze.c: microblaze_has_clz = 0
3047 Add version check for v8.10.a to enable microblaze_has_clz
3048 * config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as combined
3049 version and TARGET_PATTERN_COMPARE check
3050 * config/microblaze/microblaze.md: New clzsi2 instruction
3052 2012-02-19 Edgar E. Iglesias <edgar.iglesias@gmail.com>
3054 * config/microblaze/microblaze.md (call_value_intern): Check symbol is
3055 function before branching.
3057 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
3059 * sel-sched-dump.c (dump_insn_rtx_flags): Explicitly set
3060 DUMP_INSN_RTX_UID.
3061 (dump_insn_rtx_1): Pass PATTERN (insn) to str_pattern_slim.
3063 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
3065 PR middle-end/55889
3066 * sel-sched.c: Include ira.h.
3067 (implicit_clobber_conflict_p): New function.
3068 (moveup_expr): Use it.
3069 * Makefile.in (sel-sched.o): Depend on ira.h.
3071 2013-02-19 Richard Biener <rguenther@suse.de>
3073 PR tree-optimization/56384
3074 * tree-ssa-sccvn.h (struct vn_phi_s): Add type member.
3075 (vn_hash_type): Split out from ...
3076 (vn_hash_constant_with_type): ... here.
3077 * tree-ssa-sccvn.c (vn_phi_compute_hash): Use vn_hash_type.
3078 (vn_phi_eq): Compare types from vn_phi_s structure.
3079 (vn_phi_lookup): Populate vn_phi_s type.
3080 (vn_phi_insert): Likewise.
3082 2013-02-19 Jakub Jelinek <jakub@redhat.com>
3084 PR tree-optimization/56350
3085 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
3086 if haven't found reduction or nested cycle operand, rather than
3087 asserting we must find it.
3089 PR tree-optimization/56381
3090 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
3091 to fold_build3.
3093 2013-02-18 Aldy Hernandez <aldyh@redhat.com>
3094 Jakub Jelinek <jakub@redhat.com>
3096 PR target/52555
3097 * genopinit.c (raw_optab_handler): Use this_fn_optabs.
3098 (swap_optab_enable): Same.
3099 (init_all_optabs): Use argument instead of global.
3100 * tree.h (struct tree_optimization_option): New field target_optabs.
3101 * expr.h (init_all_optabs): Add argument to prototype.
3102 (TREE_OPTIMIZATION_OPTABS): New.
3103 (save_optabs_if_changed): Protoize.
3104 * optabs.h: Declare this_fn_optabs.
3105 * optabs.c (save_optabs_if_changed): New.
3106 Declare this_fn_optabs.
3107 (init_optabs): Add argument to init_all_optabs() call.
3108 * function.c (invoke_set_current_function_hook): Handle per
3109 function optabs.
3110 * function.h (struct function): New field optabs.
3111 * config/mips/mips.c (mips_set_mips16_mode): Handle when
3112 optimization_current_node has changed.
3113 * target-globals.h (save_target_globals_default_opts): Protoize.
3114 * target-globals.c (save_target_globals_default_opts): New.
3116 2013-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3118 PR target/56347
3119 * config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark
3120 registers %fr12 and %fr12R as call used.
3122 PR target/56214
3123 * config/pa/predicates.md (base14_operand): Except for BLKmode, QImode
3124 and HImode, require all displacements to be an integer multiple of
3125 their mode size.
3126 * config/pa/pa.c (pa_legitimate_address_p): For REG+BASE addresses,
3127 only allow QImode and HImode when reload is in progress and strict is
3128 true. Likewise for symbolic addresses. Use base14_operand to check
3129 displacements in REG+BASE addresses.
3131 2013-02-18 Richard Biener <rguenther@suse.de>
3133 PR tree-optimization/56366
3134 * tree-vect-loop.c (get_initial_def_for_induction): Properly
3135 handle sign-conversion of outer-loop initial induction value.
3137 2013-02-18 Richard Biener <rguenther@suse.de>
3139 PR middle-end/56349
3140 * cfghooks.c (merge_blocks): If we merge a latch into another
3141 block adjust references to it.
3142 * cfgloop.c (flow_loops_find): Reset latch before recomputing it.
3143 (verify_loop_structure): Verify that a recorded latch is in fact
3144 a latch.
3146 2013-02-18 Richard Biener <rguenther@suse.de>
3148 PR tree-optimization/56321
3149 * tree-ssa-reassoc.c (propagate_op_to_single_use): Properly
3150 order SSA name release and virtual operand unlinking.
3152 2013-02-17 Edgar E. Iglesias <edgar.iglesias@gmail.com>
3154 * config/microblaze/microblaze.md (save_stack_block): Define.
3155 (restore_stack_block): Likewise.
3157 2013-02-16 Edgar E. Iglesias <edgar.iglesias@gmail.com>
3159 * config/microblaze/linux.h (TARGET_SUPPORTS_PIC): Define as 1.
3160 * config/microblaze/microblaze.h (TARGET_SUPPORTS_PIC): Define as 1.
3161 * config/microblaze/microblaze.c (microblaze_option_override):
3162 Bail out early for PIC modes when target does not support PIC.
3164 2013-02-16 Edgar E. Iglesias <edgar.iglesias@gmail.com>
3166 * config/microblaze/microblaze.c (microblaze_asm_trampoline_template):
3167 Replace with a microblaze version.
3168 (microblaze_trampoline_init): Adapt for microblaze.
3169 * config/microblaze/microblaze.h (TRAMPOLINE_SIZE): Adapt for
3170 microblaze.
3172 2013-02-16 Jakub Jelinek <jakub@redhat.com>
3173 Dodji Seketeli <dodji@redhat.com>
3175 PR asan/56330
3176 * asan.c (get_mem_refs_of_builtin_call): White space and style
3177 cleanup.
3178 (instrument_mem_region_access): Do not forget to always put
3179 instrumentation of the of 'base' and 'base + len' in a "if (len !=
3180 0) statement, even for cases where either 'base' or 'base + len'
3181 are not instrumented -- because they have been previously
3182 instrumented. Simplify the logic by putting all the statements
3183 instrument 'base + len' inside a sequence, and then insert that
3184 sequence right before the current insertion point. Then, to
3185 instrument 'base + len', just get an iterator on that statement.
3186 And do not forget to update the pointer to iterator the function
3187 received as argument.
3189 2013-02-15 Vladimir Makarov <vmakarov@redhat.com>
3191 PR rtl-optimization/56348
3192 * lra-assigns.c (reload_pseudo_compare_func): Prefer bigger pseudos.
3194 2013-02-15 Steven Bosscher <steven@gcc.gnu.org>
3196 * graph.c (start_graph_dump): Print dumpfile base as digraph label.
3197 (clean_graph_dump_file): Pass base to start_graph_dump.
3199 2013-02-14 Richard Henderson <rth@redhat.com>
3201 PR target/55941
3202 * lower-subreg.c (simple_move): Check dest mode instead of src mode.
3204 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
3206 * collect2-aix.h: Define F_LOADONLY.
3208 2013-02-14 Richard Biener <rguenther@suse.de>
3210 PR lto/50494
3211 * varasm.c (output_constant_def_1): Get the decl representing
3212 the constant as argument.
3213 (output_constant_def): Wrap output_constant_def_1.
3214 (make_decl_rtl): Use output_constant_def_1 with the decl
3215 representing the constant.
3216 (build_constant_desc): Optionally re-use a decl already
3217 representing the constant.
3218 (tree_output_constant_def): Adjust.
3220 2013-02-14 Dodji Seketeli <dodji@redhat.com>
3222 Fix an asan crash
3223 * asan.c (instrument_builtin_call): Really put the length of the
3224 second source argument into src1_len.
3226 2013-02-13 Jakub Jelinek <jakub@redhat.com>
3228 * asan.c (create_cond_insert_point): Add create_then_fallthru_edge
3229 argument. If it is false, don't create edge from then_bb to
3230 fallthru_bb.
3231 (insert_if_then_before_iter): Pass true to it.
3232 (build_check_stmt): Pass false to it.
3233 (transform_statements): Flush hash table only on extended basic
3234 block boundaries, rather than at the beginning of every bb.
3235 Don't flush hash table on nonfreeing_call_p calls.
3236 * tree-flow.h (nonfreeing_call_p): New prototype.
3237 * tree-ssa-phiopt.c (nonfreeing_call_p): No longer static.
3239 2013-02-13 David S. Miller <davem@davemloft.net>
3241 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
3243 2013-02-13 Vladimir Makarov <vmakarov@redhat.com>
3245 PR target/56184
3246 * ira.c (max_regno_before_ira): Move from ...
3247 (ira): ... here.
3248 (fix_reg_equiv_init): Use max_regno_before_ira instead of
3249 vec_safe_length.
3251 2013-02-13 Jakub Jelinek <jakub@redhat.com>
3253 * config/i386/i386.c (ix86_asan_shadow_offset): Revert last change.
3255 2013-02-13 Richard Biener <rguenther@suse.de>
3257 PR lto/56295
3258 * gimple-streamer-out.c (output_gimple_stmt): Undo wrapping
3259 globals in MEM_REFs.
3261 2013-02-13 Richard Biener <rguenther@suse.de>
3263 * loop-init.c (loop_optimizer_init): Clear loop state when
3264 re-initializing preserved loops.
3265 * loop-unswitch.c (unswitch_single_loop): Return whether
3266 we unswitched the loop. Do not verify loop state here.
3267 (unswitch_loops): When we unswitched a loop discover new
3268 loops.
3270 2013-02-13 Kostya Serebryany <kcc@google.com>
3272 * config/i386/i386.c: Use 0x7fff8000 as asan_shadow_offset on x86_64
3273 linux.
3274 * sanitizer.def: Rename __asan_init to __asan_init_v1.
3276 2013-02-12 Dodji Seketeli <dodji@redhat.com>
3278 Avoid instrumenting duplicated memory access in the same basic block
3279 * Makefile.in (asan.o): Add new dependency on hash-table.h
3280 * asan.c (struct asan_mem_ref, struct mem_ref_hasher): New types.
3281 (asan_mem_ref_init, asan_mem_ref_get_end, get_mem_ref_hash_table)
3282 (has_stmt_been_instrumented_p, empty_mem_ref_hash_table)
3283 (free_mem_ref_resources, has_mem_ref_been_instrumented)
3284 (has_stmt_been_instrumented_p, update_mem_ref_hash_table)
3285 (get_mem_ref_of_assignment): New functions.
3286 (get_mem_refs_of_builtin_call): Extract from
3287 instrument_builtin_call and tweak a little bit to make it fit with
3288 the new signature.
3289 (instrument_builtin_call): Use the new
3290 get_mem_refs_of_builtin_call. Use gimple_call_builtin_p instead
3291 of is_gimple_builtin_call.
3292 (instrument_derefs, instrument_mem_region_access): Insert the
3293 instrumented memory reference into the hash table.
3294 (maybe_instrument_assignment): Renamed instrument_assignment into
3295 this, and change it to advance the iterator when instrumentation
3296 actually happened and return true in that case. This makes it
3297 homogeneous with maybe_instrument_assignment, and thus give a
3298 chance to callers to be more 'regular'.
3299 (transform_statements): Clear the memory reference hash table
3300 whenever we enter a new BB, when we cross a function call, or when
3301 we are done transforming statements. Use
3302 maybe_instrument_assignment instead of instrumentation. No more
3303 need to special case maybe_instrument_assignment and advance the
3304 iterator after calling it; it's now handled just like
3305 maybe_instrument_call. Update comment.
3307 2013-02-13 Richard Biener <rguenther@suse.de>
3309 * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc):
3310 Fix loop discovery code.
3312 2013-02-12 Vladimir Makarov <vmakarov@redhat.com>
3314 PR inline-asm/56148
3315 * lra-constraints.c (process_alt_operands): Match early clobber
3316 operand with itself. Check conflicts with earlyclobber only if
3317 the operand is not reloaded. Prefer to reload conflicting operand
3318 if earlyclobber and matching operands are the same.
3320 2013-02-12 Richard Biener <rguenther@suse.de>
3322 PR lto/56297
3323 * lto-streamer-out.c (write_symbol): Do not output symbols
3324 for hard register variables.
3326 2013-02-12 Georg-Johann Lay <avr@gjlay.de>
3328 PR target/54222
3329 * config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders.
3330 (umulsidi3_insn, mulsidi3_insn): New insns.
3332 2013-02-12 Christophe Lyon <christophe.lyon@linaro.org>
3334 * config/arm/arm-protos.h (struct cpu_vec_costs): New struct type.
3335 (struct tune_params): Add vec_costs field.
3336 * config/arm/arm.c (arm_builtin_vectorization_cost)
3337 (arm_add_stmt_cost): New functions.
3338 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST)
3339 (TARGET_VECTORIZE_ADD_STMT_COST): Define.
3340 (arm_default_vec_cost): New struct of type cpu_vec_costs.
3341 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
3342 (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune)
3343 (arm_cortex_a15_tune, arm_cortex_a5_tune, arm_cortex_a9_tune)
3344 (arm_v6m_tune, arm_fa726te_tune): Define new vec_costs field.
3346 2013-02-12 Richard Biener <rguenther@suse.de>
3348 PR lto/56295
3349 * gimple-streamer-in.c (input_gimple_stmt): Strip MEM_REFs off
3350 decls again if possible.
3352 2013-02-12 Richard Biener <rguenther@suse.de>
3354 PR middle-end/56288
3355 * tree-ssa.c (verify_ssa_name): Fix check, move
3356 SSA_NAME_IN_FREE_LIST check up.
3358 2013-02-12 Jakub Jelinek <jakub@redhat.com>
3359 Steven Bosscher <steven@gcc.gnu.org>
3361 PR rtl-optimization/56151
3362 * optabs.c (add_equal_note): Don't return 0 if target is a MEM,
3363 equal to op0 or op1, and last_insn pattern is CODE operation
3364 with MEM dest and one of the operands matches that MEM.
3366 2013-02-11 Sriraman Tallam <tmsriramgoogle.com>
3368 * doc/extend.texi: Document Function Multiversioning and "default"
3369 parameter string to target attribute.
3370 * config/i386/i386.c (get_builtin_code_for_version): Return 0 if
3371 target attribute parameter is "default".
3372 (ix86_compare_version_priority): Remove checks for target attribute.
3373 (ix86_mangle_function_version_assembler_name): Change error to sorry.
3374 Remove check for target attribute equal to NULL. Add assert.
3375 (ix86_generate_version_dispatcher_body): Change error to sorry.
3377 2013-02-11 Iain Sandoe <iain@codesourcery.com>
3378 Jack Howarth <howarth@bromo.med.uc.edu>
3379 Patrick Marlier <patrick.marlier@gmail.com>
3381 PR libitm/55693
3382 * config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and
3383 define ENDFILE_SPEC as TM_DESTRUCTOR.
3384 * config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR.
3386 2013-02-11 Alexander Potapenko <glider@google.com>
3387 Jack Howarth <howarth@bromo.med.uc.edu>
3388 Jakub Jelinek <jakub@redhat.com>
3390 PR sanitizer/55617
3391 * config/darwin.c (cdtor_record): Rename ctor_record.
3392 (sort_cdtor_records): Rename sort_ctor_records.
3393 (finalize_dtors): New routine to sort destructors by
3394 priority before use in assemble_integer.
3395 (machopic_asm_out_destructor): Use finalize_dtors if needed.
3397 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
3399 PR rtl-optimization/56275
3400 * simplify-rtx.c (avoid_constant_pool_reference): Check that
3401 offset is non-negative and less than cmode size before
3402 calling simplify_subreg.
3404 2013-02-11 Richard Biener <rguenther@suse.de>
3406 PR tree-optimization/56264
3407 * cfgloop.h (fix_loop_structure): Adjust prototype.
3408 * loop-init.c (fix_loop_structure): Return the number of
3409 newly discovered loops.
3410 * tree-cfgcleanup.c (repair_loop_structures): When new loops
3411 are discovered, do a full loop-closed SSA rewrite.
3413 2013-02-11 Richard Biener <rguenther@suse.de>
3415 PR tree-optimization/56273
3416 * tree-vrp.c (simplify_cond_using_ranges): Disable for the
3417 first VRP run.
3418 (check_array_ref): Fix missing newline in dumps.
3419 (search_for_addr_array): Likewise.
3421 2013-02-09 David Edelsohn <dje.gcc@gmail.com>
3423 * config/rs6000/aix61.h (OS_MISSING_ALTIVEC): Undefine.
3425 2013-02-09 Jakub Jelinek <jakub@redhat.com>
3427 PR target/56256
3428 * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Define.
3430 2013-02-08 Vladimir Makarov <vmakarov@redhat.com>
3432 PR rtl-optimization/56246
3433 * lra-constraints.c (simplify_operand_subreg): Try to reuse
3434 reload pseudo.
3435 * lra.c (lra): Clear lra_optional_reload_pseudos only when all
3436 constraints are satisfied.
3438 2013-02-08 Jeff Law <law@redhat.com>
3440 PR debug/53948
3441 * emit-rtl.c (reg_is_parm_p): New function.
3442 * regs.h (reg_is_parm_p): New prototype.
3443 * ira-conflicts.c (ira_build_conflicts): Allow parameters in
3444 callee-clobbered registers.
3446 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
3448 PR target/56043
3449 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
3450 If there is no implicit builtin declaration, just return NULL.
3452 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
3454 * config/i386/sse.md (FMAMODEM): New mode iterator.
3455 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
3456 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
3458 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
3460 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
3461 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
3462 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
3464 2013-02-08 Edgar E. Iglesias <edgar.iglesias@gmail.com>
3466 * config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT.
3467 (microblaze*-*-elf): Likewise.
3468 * config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to
3469 LINK_SPEC.
3470 * config/microblaze/microblaze-c.c: Add builtin defines for
3471 _LITTLE_ENDIAN and _BIG_ENDIAN.
3472 * config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and
3473 add to TARGET_DEFAULT flags.
3474 Expand ASM_SPEC and LINK_SPEC.
3475 Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
3476 * config/microblaze/microblaze.md: Update extendsidi2 and
3477 movdi_internal instructions to use low-order / high-order reg
3478 print_operands.
3479 * config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian
3480 options and inversemask / mask of LITTLE_ENDIAN.
3481 * config/microblaze/t-microblaze: Expand multilib options to
3482 include mlittle-endian (le) and update exceptions patterns.
3484 2013-02-08 Jakub Jelinek <jakub@redhat.com>
3486 PR rtl-optimization/56195
3487 * lra-constraints.c (get_reload_reg): Don't reuse regs
3488 if they have smaller mode than requested, if they have
3489 wider mode than requested, try to return a SUBREG.
3491 PR tree-optimization/56250
3492 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
3493 if type is unsigned and code isn't MULT_EXPR.
3495 2013-02-08 Georg-Johann Lay <avr@gjlay.de>
3497 PR tree-optimization/56064
3498 * fixed-value.c (fixed_from_double_int): Sign/zero extend payload
3499 bits according to mode.
3500 * fixed-value.h (fixed_from_double_int)
3501 (const_fixed_from_double_int): Adjust comments.
3503 2013-02-08 Richard Biener <rguenther@suse.de>
3505 PR lto/56231
3506 * lto-streamer.h (struct data_in): Remove current_file, current_line
3507 and current_col members.
3508 * lto-streamer-out.c (lto_output_location): Stream changed bits
3509 en-block for efficiency.
3510 * lto-streamer-in.c (clear_line_info): Remove.
3511 (lto_input_location): Cache current file, line and column
3512 globally via local statics. Read changed bits en-block.
3513 (input_function): Do not call clear_line_info.
3514 (lto_read_body): Likewise.
3515 (lto_input_toplevel_asms): Likewise.
3517 2013-02-08 Michael Matz <matz@suse.de>
3519 PR tree-optimization/52448
3520 * tree-ssa-phiopt.c (struct name_to_bb): Add phase member.
3521 (nt_call_phase): New static.
3522 (add_or_mark_expr): Only mark accesses with newer phase than any
3523 call seen.
3524 (nonfreeing_call_p): New.
3525 (nt_init_block): Update nt_call_phase, mark blocks as visited.
3526 (nt_fini_block): Keep blocks marked as visited.
3527 (get_non_trapping): Initialize nt_call_phase, and reset aux pointer.
3529 2013-02-08 Richard Biener <rguenther@suse.de>
3531 * ira.c (ira): Free broken dominator information.
3533 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
3535 * config/i386/i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro.
3537 2013-02-08 Marek Polacek <polacek@redhat.com>
3539 * cfgloop.c (verify_loop_structure): Add more checking of headers.
3541 2013-02-08 Richard Biener <rguenther@suse.de>
3543 PR middle-end/56181
3544 * cfgloop.h (flow_loops_find): Adjust.
3545 (bb_loop_header_p): Declare.
3546 * cfgloop.c (bb_loop_header_p): New function split out from ...
3547 (flow_loops_find): ... here. Adjust function signature,
3548 support incremental loop structure update.
3549 (verify_loop_structure): Cleanup. Verify a loop is a loop.
3550 * cfgloopmanip.c (fix_loop_structure): Move ...
3551 * loop-init.c (fix_loop_structure): ... here.
3552 (apply_loop_flags): Split out from ...
3553 (loop_optimizer_init): ... here.
3554 (fix_loop_structure): Use apply_loop_flags. Use flow_loops_find
3555 in incremental mode, only remove dead loops here.
3557 2013-02-08 Georg-Johann Lay <avr@gjlay.de>
3559 PR target/54222
3560 * config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
3561 * config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
3562 (round<mode>3, round<mode>3_const): New expanders for fixed-mode.
3563 (*round<mode>3.libgcc): New insns for fixed-modes.
3564 * config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
3565 (ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
3566 (ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
3567 * config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
3568 implementations. Define to __builtin_avr_absFX,
3569 __builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
3570 (roundFX, countlsFX): Define to __builtin_avr_roundFX,
3571 __builtin_avr_countlsFX, respectively.
3572 * config/avr/avr-c.c (target.h): Include it.
3573 (enum avr_builtin_id): New enum.
3574 (avr_resolve_overloaded_builtin): New static function.
3575 (avr_register_target_pragmas): Use it to set
3576 targetm.resolve_overloaded_builtin.
3577 * config/avr/avr.c (avr_init_builtins): Supply myriads of local
3578 tree nodes used by DEF_BUILTIN.
3579 (avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
3580 (avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
3581 <AVR_BUILTIN_xxBITS>: Same.
3583 2013-02-08 Richard Biener <rguenther@suse.de>
3585 * cfgloop.c (verify_loop_structure): Properly handle
3586 a loop exiting to another loop header.
3587 * ira-int.h (ira_loops): Remove.
3588 * ira.c (ira_loops): Remove.
3589 (ira): Use loop_optimizer_init and loop_optimizer_finalize.
3590 (do_reload): Use loop_optimizer_finalize.
3591 * ira-build.c (create_loop_tree_nodes): Use get_loops and
3592 number_of_loops to access the loop tree.
3593 (more_one_region_p): Likewise.
3594 (finish_loop_tree_nodes): Likewise.
3595 (rebuild_regno_allocno_maps): Likewise.
3596 (mark_loops_for_removal): Likewise.
3597 (mark_all_loops_for_removal): Likewise.
3598 (remove_unnecessary_regions): Likewise.
3599 (ira_build): Likewise.
3600 * ira-emit.c (setup_entered_from_non_parent_p): Likewise.
3602 2013-02-08 Richard Biener <rguenther@suse.de>
3604 * Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.
3605 * ipa-pure-const.c (analyze_function): Avoid calling
3606 mark_irreducible_loops twice.
3607 * tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops for fixup.
3609 2013-02-07 David S. Miller <davem@davemloft.net>
3611 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
3612 on 'reg'.
3613 * var-tracking.c (vt_add_function_parameter): Test the presence of
3614 HAVE_window_save properly and do not remap argument registers when
3615 we have a leaf function.
3617 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
3619 PR bootstrap/56227
3620 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
3621 instead of "ll".
3622 * config/i386/i386.c (ix86_print_operand): Ditto.
3624 2013-02-07 Vladimir Makarov <vmakarov@redhat.com>
3626 * lra-constraints.c (process_alt_operands): Fix recently added comment.
3628 2013-02-07 Vladimir Makarov <vmakarov@redhat.com>
3630 PR rtl-optimization/56225
3631 * lra-constraints.c (process_alt_operands): Check that reload hard
3632 reg can hold value for strict_low_part.
3634 2013-02-07 Jakub Jelinek <jakub@redhat.com>
3636 PR debug/56154
3637 * dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
3638 dwarf2out_end_function.
3639 (in_first_function_p, maybe_at_text_label_p,
3640 first_loclabel_num_not_at_text_label): New variables.
3641 (dwarf2out_var_location): In the first function find out
3642 lowest loclabel_num N where .LVLN is known not to be equal to .Ltext0.
3643 (find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
3644 functions.
3646 2013-02-07 Eric Botcazou <ebotcazou@adacore.com>
3648 PR rtl-optimization/56178
3649 * cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
3650 SUBREG of a register. Tidy up related block of code.
3651 * fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
3652 note if the source is a register or a SUBREG of a register.
3654 2013-02-07 Jakub Jelinek <jakub@redhat.com>
3656 PR target/56228
3657 * config/rs6000/rs6000.md (ptrm): New mode attr.
3658 (call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
3659 call_value_indirect_aix<pttrsize>,
3660 call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
3661 m in constraints.
3663 2013-02-07 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3665 * collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable
3666 if -bnortl. Convert to strcmp and strncmp.
3668 2013-02-07 Alan Modra <amodra@gmail.com>
3670 PR target/54009
3671 * config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM
3672 addresses won't wrap when offsetting.
3673 (rs6000_secondary_reload): Provide secondary reloads needed for
3674 wrapping LO_SUM addresses.
3676 2013-02-06 Thomas Schwinge <thomas@codesourcery.com>
3678 * config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define
3679 MACH, just __MACH__.
3681 2013-02-06 Richard Biener <rguenther@suse.de>
3683 * tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP
3684 instead of calling fix_loop_structure.
3686 2013-02-06 Jakub Jelinek <jakub@redhat.com>
3688 PR middle-end/56217
3689 * omp-low.c (use_pointer_for_field): Return false if
3690 lower_send_shared_vars doesn't generate any copy-out code.
3692 2013-02-06 Tom de Vries <tom@codesourcery.com>
3694 PR rtl-optimization/56131
3695 * cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN
3696 to get the bb of a NOTE_INSN_BASIC_BLOCK. Handle the case that the bb
3697 of the label is NULL. Add comment.
3699 2013-02-05 Jakub Jelinek <jakub@redhat.com>
3701 * tree.h (struct tree_decl_with_vis): Remove thread_local field.
3703 PR sanitizer/55374
3704 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Define.
3705 (STATIC_LIBTSAN_LIBS): Likewise.
3706 * gcc.c (ADD_STATIC_LIBTSAN_LIBS, LIBTSAN_EARLY_SPEC): Define.
3707 (LIBTSAN_SPEC): Add ADD_STATIC_LIBTSAN_LIBS, if LIBTSAN_EARLY_SPEC
3708 is defined, don't add anything else beyond that.
3709 (SANITIZER_EARLY_SPEC, SANITIZER_SPEC): Define.
3710 (LINK_COMMAND_SPEC): Use them.
3712 PR tree-optimization/56205
3713 * tree-stdarg.c (check_all_va_list_escapes): Return true if
3714 there are any PHI nodes that set non-va_list_escape_vars SSA_NAME
3715 and some va_list_escape_vars SSA_NAME appears in some PHI argument.
3717 2013-02-05 Richard Biener <rguenther@suse.de>
3719 PR tree-optimization/53342
3720 PR tree-optimization/53185
3721 * tree-vectorizer.h (vect_check_strided_load): Remove.
3722 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do
3723 not disallow peeling for vectorized strided loads.
3724 (vect_check_strided_load): Make static and simplify.
3725 (vect_analyze_data_refs): Adjust.
3726 * tree-vect-stmts.c (vectorizable_load): Handle peeled loops
3727 correctly when vectorizing strided loads.
3729 2013-02-05 Richard Biener <rguenther@suse.de>
3731 * doc/install.texi: Refer to ISL, not PPL.
3733 2013-02-05 Jan Hubicka <jh@suse.cz>
3735 PR tree-optimization/55789
3736 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.
3738 2013-02-05 Jan Hubicka <jh@suse.cz>
3740 PR tree-optimization/55789
3741 * cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove
3742 the dead call anyway.
3744 2013-02-05 Eric Botcazou <ebotcazou@adacore.com>
3746 PR sanitizer/55374
3747 * config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard.
3749 2013-02-04 Alexander Potapenko <glider@google.com>
3750 Jack Howarth <howarth@bromo.med.uc.edu>
3751 Jakub Jelinek <jakub@redhat.com>
3753 PR sanitizer/55617
3754 * config/darwin.c (sort_ctor_records): Stabilized qsort
3755 on constructor priority by using original position.
3756 (finalize_ctors): New routine to sort constructors by
3757 priority before use in assemble_integer.
3758 (machopic_asm_out_constructor): Use finalize_ctors if needed.
3760 2013-02-04 Jakub Jelinek <jakub@redhat.com>
3762 PR libstdc++/54314
3763 * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
3764 about visibility on artificial decls.
3765 * config/sol2.c (solaris_assemble_visibility): Likewise.
3767 2013-02-04 Kai Tietz <ktietz@redhat.com>
3769 PR target/56186
3770 * config/i386/i386.c (function_value_ms_64): Add additional valtype
3771 argument and improve checking of return-argument types for 16-byte
3772 modes.
3773 (ix86_function_value_1): Add additional valtype argument on call
3774 of function_value_64.
3775 (return_in_memory_ms_64): Sync 16-byte sized mode handling with
3776 handling infunction_value_64 function.
3778 2013-02-04 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
3780 * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.
3782 2013-02-04 Richard Biener <rguenther@suse.de>
3784 PR tree-optimization/56188
3785 * tree-ssa-structalias.c (label_visit): Consider case with
3786 initially non-empty points-to set.
3787 (perform_var_substitution): Dump node mapping and clean up.
3789 2013-02-04 Richard Guenther <rguenther@suse.de>
3791 PR lto/56168
3792 * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
3793 node prevail as last resort.
3794 (lto_symtab_merge_decls): Remove guard on LTRANS here.
3795 (lto_symtab_prevailing_decl): Builtins are their own prevailing decl.
3797 2013-02-04 Richard Biener <rguenther@suse.de>
3799 PR tree-optimization/56113
3800 * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
3801 Merge into ...
3802 (equiv_class_lookup_or_add): ... this.
3803 (label_visit): Adjust and fix error in previous patch.
3804 (perform_var_substitution): Adjust.
3806 2013-02-03 Oleg Endo <olegendo@gcc.gnu.org>
3808 * config/sh/divtab.c: Fix formatting and comments throughout the file.
3809 * config/sh/sh4-300.md: Likewise.
3810 * config/sh/sh4a.md: Likewise.
3811 * config/sh/constraints.md: Likewise.
3812 * config/sh/sh.md: Likewise.
3813 * config/sh/netbsd-elf.h: Likewise.
3814 * config/sh/predicates.md: Likewise.
3815 * config/sh/sh-protos.h: Likewise.
3816 * config/sh/ushmedia.h: Likewise.
3817 * config/sh/linux.h: Likewise.
3818 * config/sh/sh.c: Likewise.
3819 * config/sh/superh.h: Likewise.
3820 * config/sh/elf.h: Likewise.
3821 * config/sh/sh4.md: Likewise.
3822 * config/sh/sh.h: Likewise.
3824 2013-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3826 * config/pa/constraints.md: Adjust unused letters. Change "T"
3827 constraint to match_test floating_point_store_memory_operand().
3828 * config/pa/predicates.md (reg_plus_base_memory_operand): New.
3829 (base14_operand): New.
3830 (floating_point_store_memory_operand): New.
3831 (integer_store_memory_operand): Revise to use base14_operand and
3832 reg_plus_base_memory_operand.
3833 (move_dest_operand): Allow symbolic_memory_operands.
3834 (symbolic_memory_operand): Check for LO_SOM.
3835 (symbolic_operand): Change default case to break.
3836 * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
3837 CONST_DOUBLE values to be reloaded by putting them into memory when
3838 the destination is a floating point register.
3839 (movdf): Remove code to handle CONST_DOUBLE.
3840 (movsf): Likewise.
3841 (reload_indf_r1): New.
3842 (reload_insf_r1): New.
3843 Consistently use "Q" and "T" constraints with integer and floating
3844 point move instructions, respectively.
3845 (movdi): Remove FAIL.
3846 Change predicate for source operand unamed DImode move from
3847 general_operand to move_src_operand.
3848 (umulsidi3): Change predicate for destination operand to
3849 register_operand.
3850 Likewise for similar unamed patterns.
3851 * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
3852 * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
3853 (hppa_legitimize_address): Simplify mask calculation.
3854 (pa_emit_move_sequence): Revised handling of secondary reloads from
3855 REG+D addresses for floating point loads and stores. Directly handle
3856 loading CONST0_RTX (mode) to a floating point register.
3857 (pa_secondary_reload): Handle reloading DF and SFmode constant values
3858 to floating point registers. Don't restrict secondary reloads to
3859 floating point registers to integer modes. Revise some comments and
3860 cleanup some code.
3861 (TARGET_LEGITIMATE_ADDRESS_P): Define.
3862 (pa_legitimate_address_p): New.
3863 (pa_legitimize_reload_address): New.
3864 * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
3865 (STRICT_REG_OK_FOR_BASE_P): New.
3866 (GO_IF_LEGITIMATE_ADDRESS): Delete. Update some related comments.
3867 (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.
3869 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
3870 Andrew Dixie <andrewd@gentrack.com>
3872 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
3873 flag set.
3875 2013-02-03 Richard Sandiford <rdsandiford@googlemail.com>
3877 * expmed.c (extract_bit_field_1): Pass the full width of the
3878 structure to get_best_reg_extraction_insn.
3880 2013-02-01 David Edelsohn <dje.gcc@gmail.com>
3882 PR target/54601
3883 * configure.ac (use_cxa_atexit): Add AIX.
3884 * configure: Regenerate.
3886 * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
3888 2013-02-01 Jakub Jelinek <jakub@redhat.com>
3890 PR debug/54793
3891 * final.c (need_profile_function): New variable.
3892 (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
3893 If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
3894 is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
3895 notes, targetm.asm_out.function_prologue doesn't emit anything,
3896 HAVE_prologue and profiler should be emitted before prologue,
3897 set need_profile_function instead of emitting it.
3898 (final_scan_insn): If need_profile_function, emit
3899 profile_function on the first NOTE_INSN_BASIC_BLOCK or
3900 NOTE_INSN_FUNCTION_BEG note.
3902 2013-02-01 Richard Henderson <rth@redhat.com>
3904 * config/rs6000/rs6000.md (smulditi3): New.
3905 (umulditi3): New.
3907 * config/alpha/alpha.md (umulditi3): New.
3909 2013-02-01 David Edelsohn <dje.gcc@gmail.com>
3911 * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
3912 (ASM_OUTPUT_ALIGNED_LOCAL): New.
3914 2013-02-01 Richard Biener <rguenther@suse.de>
3916 PR tree-optimization/56113
3917 * tree-ssa-structalias.c (label_visit): Reduce work for
3918 single-predecessor nodes.
3920 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
3922 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
3923 range isn't testing for zero.
3925 2013-01-31 Steven Bosscher <steven@gcc.gnu.org>
3927 PR middle-end/56113
3928 * fwprop.c (fwprop_init): Set up loops without CFG modifications.
3930 2013-01-31 Hiroyuki Ono <hiroyuki.ono.jc@renesas.com>
3931 Nick Clifton <nickc@redhat.com>
3933 * config/v850/constraints.md (Q): Define as a memory constraint.
3934 * config/v850/predicates.md (label_ref_operand): New predicate.
3935 (e3v5_shift_operand): New predicate.
3936 (ior_operator): New predicate.
3937 * config/v850/t-v850: Add e3v5 multilib.
3938 * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
3939 (v850_gen_movdi): Prototype.
3940 * config/v850/v850.c: Add support for e3v5 architecture.
3941 Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
3942 TARGET_V850E_UP.
3943 (construct_save_jarl): Add e3v5 long JARL support.
3944 (v850_adjust_insn_length): New function. Adjust length of call
3945 insns when using e3v5 instructions.
3946 (v850_gen_movdi): New function: Generate instructions to move a
3947 DImode value.
3948 * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
3949 (CPP_SPEC): Define __v850e3v5__ as appropriate.
3950 (TARGET_USE_FPU): Enable for e3v5.
3951 (CONST_OK_FOR_W): New macro.
3952 (ADJUST_INSN_LENGTH): Define.
3953 * config/v850/v850.md (UNSPEC_LOOP): Define.
3954 (attr cpu): Add v850e3v5.
3955 Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
3956 (movdi): New pattern.
3957 (movdi_internal): New pattern.
3958 (cbranchsf4): Conditionalize on TARGET_USE_FPU.
3959 (cbranchdf4): Conditionalize on TARGET_USE_FPU.
3960 (cstoresf4): Likewise.
3961 (cstoredf4): Likewise.
3962 (insv): New pattern.
3963 (rotlso3_a): New pattern.
3964 (rotlsi3_b): New pattern
3965 (rotlsi3_v850e3v5): New pattern.
3966 (doloop_begin): New pattern.
3967 (fix_loop_counter): New pattern.
3968 (doloop_end): New pattern.
3969 (branch_normal): Add e3v5 long branch support.
3970 (branch_invert): Likewise.
3971 (branch_z_normal): Likewise.
3972 (branch_z_invert): Likewise.
3973 (branch_nz_normal): Likewise.
3974 (branch_nz_invert): Likewise.
3975 (call_internal_short): Add e3v5 register-indirect JARL support.
3976 (call_internal_long): Likewise.
3977 (call_value_internal_short): Likewise.
3978 (call_value_internal_long): Likewise.
3979 * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
3980 (mloop): New option.
3981 * config.gcc: Add support for configuring v840e3v5 target.
3982 * doc/invoke.texi: Document new v850 specific command line options.
3984 2013-01-31 Paul Koning <ni1d@arrl.net>
3986 PR debug/55059
3987 PR debug/54508
3988 * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
3989 children if parent is a class.
3990 (prune_unused_types_prune): Don't add DW_AT_declaration.
3992 2013-01-31 Richard Biener <rguenther@suse.de>
3994 PR tree-optimization/56157
3995 * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
3996 match up operand with SLP child.
3998 2013-01-31 Jason Merrill <jason@redhat.com>
4000 PR debug/54410
4001 * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
4002 parameters the first time.
4003 (gen_scheduled_generic_parms_dies): Check completeness here.
4005 2013-01-31 Richard Biener <rguenther@suse.de>
4007 PR middle-end/53073
4008 * common.opt (faggressive-loop-optimizations): New flag,
4009 enabled by default.
4010 * doc/invoke.texi (faggressive-loop-optimizations): Document.
4011 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
4012 infer_loop_bounds_from_undefined by it.
4014 2013-01-31 Richard Biener <rguenther@suse.de>
4016 PR tree-optimization/56150
4017 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
4018 visit virtual operands.
4019 (find_uses_to_rename_bb): Likewise.
4021 2013-01-31 Richard Biener <rguenther@suse.de>
4023 PR tree-optimization/56150
4024 * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
4025 mixed store non-store stmts.
4027 2013-01-30 Jakub Jelinek <jakub@redhat.com>
4029 PR sanitizer/55374
4030 * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
4031 LIBASAN_EARLY_SPEC is defined.
4032 (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
4033 (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
4034 before %o.
4035 * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
4037 PR c++/55742
4038 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
4039 invalid args instead of ICEing on it.
4040 (ix86_valid_target_attribute_tree): Return error_mark_node if
4041 ix86_valid_target_attribute_inner_p failed.
4042 (ix86_valid_target_attribute_p): Return false only if
4043 ix86_valid_target_attribute_tree returned error_mark_node. Allow
4044 target("default") attribute.
4045 (sorted_attr_string): Change argument from const char * to tree,
4046 merge in all target attribute arguments rather than just one.
4047 Formatting fix. Use XNEWVEC instead of xmalloc and XDELETEVEC
4048 instead of free. Avoid using strcat.
4049 (ix86_mangle_function_version_assembler_name): Mangle
4050 target("default") as if no target attribute is present. Adjust
4051 sorted_attr_string caller. Avoid leaking memory. Use XNEWVEC
4052 instead of xmalloc and XDELETEVEC instead of free.
4053 (ix86_function_versions): Don't return true if one of the decls
4054 doesn't have target attribute. If they don't and one of the decls
4055 is DECL_FUNCTION_VERSIONED, report an error. Adjust
4056 sorted_attr_string caller. Use XDELETEVEC instead of free.
4057 (ix86_supports_function_versions): Remove.
4058 (make_name): Fix up formatting.
4059 (make_dispatcher_decl): Remove resolver_name and its initialization.
4060 Avoid leaking memory.
4061 (is_function_default_version): Return true if there is
4062 target("default") attribute rather than no target attribute at all.
4063 (make_resolver_func): Avoid leaking memory.
4064 (ix86_generate_version_dispatcher_body): Likewise.
4065 (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
4066 * target.def (supports_function_versions): Remove.
4067 * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
4068 * doc/tm.texi: Regenerated.
4070 2013-01-30 Vladimir Makarov <vmakarov@redhat.com>
4072 PR rtl-optimization/56144
4073 * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
4074 for values with side effects.
4076 2013-01-30 Richard Biener <rguenther@suse.de>
4078 * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
4079 (sparseset_pop): Likewise.
4080 * cfganal.c (compute_idf): Likewise. Increase work-stack size
4081 to be able to use quick_push in the worker loop.
4083 2013-01-30 Marek Polacek <polacek@redhat.com>
4085 * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
4087 2013-01-30 Richard Biener <rguenther@suse.de>
4089 PR lto/56147
4090 * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN check.
4092 2013-01-30 Georg-Johann Lay <avr@gjlay.de>
4094 PR tree-optimization/56064
4095 * fixed-value.c (fixed_from_double_int): New function.
4096 * fixed-value.h (fixed_from_double_int): New prototype.
4097 (const_fixed_from_double_int): New static inline function.
4098 * fold-const.c (native_interpret_fixed): New static function.
4099 (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
4100 (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
4101 (native_encode_fixed): New static function.
4102 (native_encode_expr) <FIXED_CST>: Use it.
4103 (native_interpret_int): Move double_int worker code to...
4104 * double-int.c (double_int::from_buffer): ...this new static method.
4105 * double-int.h (double_int::from_buffer): Prototype it.
4107 2013-01-30 Richard Biener <rguenther@suse.de>
4109 * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
4110 New pointer-map and obstack.
4111 (init_alias_vars): Allocate pointer-map and obstack.
4112 (delete_points_to_sets): Free them.
4113 (find_what_var_points_to): Cache result.
4114 (find_what_p_points_to): Adjust for changed interface of
4115 find_what_var_points_to.
4116 (compute_points_to_sets): Likewise.
4117 (ipa_pta_execute): Likewise.
4119 2013-01-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4121 * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
4122 * configure: Regenerate.
4123 * config.in: Regenerate.
4124 * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
4125 #nobits/#progbits if supported.
4127 2013-01-29 Oleg Endo <olegendo@gcc.gnu.org>
4129 PR target/56121
4130 * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
4131 bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
4132 bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
4134 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
4136 * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
4137 (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
4139 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
4141 * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
4142 * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
4144 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
4146 * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
4147 declaration.
4148 * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
4149 * config/arm/cortex-a7.md: New bypasses using
4150 arm_mac_accumulator_is_result.
4152 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
4154 * config/arm/cortex-a7.md (cortex_a7_neon_mul): New reservation.
4155 (cortex_a7_neon_mla): Likewise.
4156 (cortex_a7_fpfmad): New reservation.
4157 (cortex_a7_fpmacs): Use ffmas and update required units.
4158 (cortex_a7_fpmuld): Update required units and latency.
4159 (cortex_a7_fpmacd): Likewise.
4160 (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
4161 (cortex_a7_neon). Likewise.
4162 (bypass) Update participating units.
4164 2013-01-29 Greta Yorsh <Greta.Yorsh@arm.com>
4166 * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
4167 * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
4168 from fmac to ffma.
4169 * config/arm/vfp11.md (vfp_farith): Use ffmas.
4170 (vfp_fmul): Use ffmad.
4171 * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
4172 (cortex_r4_fmacd): Use ffmad.
4173 * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
4174 * config/arm/cortex-a9.md (cortex_a9_fmacs): Use ffmas.
4175 (cortex_a9_fmacd): Use ffmad.
4176 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
4177 (cortex_a8_vfp_macd): Use ffmad.
4178 * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
4179 (cortex_a5_fpmacd): Use ffmad.
4180 * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
4181 (cortex_a15_vfp_macd): Use ffmad.
4182 * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
4184 2013-01-29 Jason Merrill <jason@redhat.com>
4186 PR libstdc++/54314
4187 * varasm.c (default_assemble_visibility): Don't warn about
4188 visibility on artificial decls.
4190 2013-01-29 Richard Biener <rguenther@suse.de>
4192 PR tree-optimization/56113
4193 * tree-ssa-structalias.c (equiv_class_lookup): Also return
4194 the bitmap leader.
4195 (label_visit): Free duplicate bitmaps and record the leader instead.
4196 (perform_var_substitution): Adjust.
4198 2013-01-29 Richard Biener <rguenther@suse.de>
4200 PR tree-optimization/55270
4201 * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
4202 the CFG, schedule loops for fixup.
4204 2013-01-29 Nick Clifton <nickc@redhat.com>
4206 * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
4207 SP_REG.
4209 2013-01-28 Leif Ekblad <leif@rdos.net>
4211 * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
4212 * config/i386/i386.h (TARGET_RDOS): New macro.
4213 (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
4214 * config/i386/i386.c (ix86_option_override_internal): For 64bit
4215 TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
4216 * config/i386/i386.opt (mlarge-data-threshold): Initialize to
4217 DEFAULT_LARGE_SECTION_THRESHOLD.
4218 * config/i386/i386.md (R14_REG, R15_REG): New constants.
4219 * config/i386/rdos.h: New file.
4220 * config/i386/rdos64.h: New file.
4222 2013-01-28 Bernd Schmidt <bernds@codesourcery.com>
4224 PR other/54814
4225 * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
4226 TEST_HARD_REG_BIT.
4228 2013-01-28 Jakub Jelinek <jakub@redhat.com>
4230 PR rtl-optimization/56117
4231 * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
4232 call cselib_lookup_from_insn on the MEM before calling
4233 add_insn_mem_dependence.
4235 2013-01-28 Richard Biener <rguenther@suse.de>
4237 * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
4238 to a stmt that didn't have one.
4239 (copy_phis_for_bb): Likewise for PHI arguments.
4240 (copy_debug_stmt): Likewise for debug stmts.
4242 2013-01-28 Richard Biener <rguenther@suse.de>
4244 PR tree-optimization/56034
4245 * tree-loop-distribution.c (enum partition_kind): Add PKIND_REDUCTION.
4246 (partition_builtin_p): Adjust.
4247 (generate_code_for_partition): Handle PKIND_REDUCTION. Assert
4248 it is the last partition.
4249 (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
4250 up the vertex for the definition.
4251 (classify_partition): Classify whether a partition is a
4252 PKIND_REDUCTION, thus has uses outside of the loop.
4253 (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
4254 Merge all PKIND_REDUCTION partitions into the last partition.
4255 (tree_loop_distribution): Seed partitions from reductions as well.
4257 2013-01-28 Jakub Jelinek <jakub@redhat.com>
4259 PR tree-optimization/56125
4260 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
4261 pow(x,c) into sqrt(x) * powi(x, n/2) or
4262 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
4263 optimizing for size.
4264 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
4265 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
4266 integer.
4268 PR tree-optimization/56094
4269 * gimplify.c (force_gimple_operand_1): Temporarily set input_location
4270 to UNKNOWN_LOCATION while gimplifying expr.
4272 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
4274 PR target/56114
4275 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
4276 operand 0 in movabs insn template for -masm=intel asm alternative.
4277 (*movabs<mode>_2): Ditto for operand 1.
4279 2013-01-26 David Holsgrove <david.holsgrove@xilinx.com>
4281 PR target/54663
4282 * config.gcc (microblaze*-linux*): Add tmake_file to allow building
4283 of microblaze-c.o
4285 2013-01-26 Edgar E. Iglesias <edgar.iglesias@gmail.com>
4287 * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
4288 tm_file.
4290 2013-01-25 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4292 * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
4293 Undef to avoid warning.
4295 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4297 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
4298 * configure: Regenerate.
4300 2013-01-25 Jakub Jelinek <jakub@redhat.com>
4302 PR tree-optimization/56098
4303 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
4304 for stmts with volatile ops.
4305 (cond_store_replacement): Don't optimize if assign has volatile ops.
4306 (cond_if_else_store_replacement_1): Don't optimize if either
4307 then_assign or else_assign have volatile ops.
4308 (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
4309 volatile ops.
4311 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
4313 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
4315 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
4317 * doc/extend.texi (Example of asm with clobbered asm reg): Fix
4318 missing ':' in asm example.
4320 2013-01-25 Tejas Belagod <tejas.belagod@arm.com>
4322 * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
4323 entries into lane and laneq entries.
4324 * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
4325 Remove AdvSIMD scalar modes.
4326 (aarch64_sq<r>dmulh_laneq<mode>): New.
4327 (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
4328 modes.
4329 * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
4330 builtin implementations to relfect changes in RTL in aarch64-simd.md.
4331 * config/aarch64/iterators.md (VCOND): New.
4332 (VCONQ): New.
4334 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
4336 PR target/54222
4337 * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
4338 Add NULL LIBNAME argument to existing definitions.
4339 (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
4340 * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
4341 * config/avr/avr.c (DEF_BUILTIN): Same.
4342 (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
4343 (avr_expand_builtin): Expand to a vanilla call if a libgcc
4344 implementation is available (DECL_ASSEMBLER_NAME is set).
4345 (avr_fold_absfx): New static function.
4346 (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
4347 AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
4348 AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
4349 AVR_BUILTIN_ABSLLK.
4350 * config/avr/stdfix.h (abshr, absr, abslr, absllr)
4351 (abshk, absk, abslk, absllk): Provide as static inline functions.
4353 2013-01-25 Marek Polacek <polacek@redhat.com>
4355 PR tree-optimization/56035
4356 * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
4358 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
4360 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
4361 (*movtf_internal_rex64): Add (!o,C) alternative
4362 (*movxf_internal_rex64): Ditto.
4363 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
4365 2013-01-24 Shenghou Ma <minux.ma@gmail.com>
4367 * doc/invoke.texi: fix typo.
4368 * doc/objc.texi: fix typo.
4370 2013-01-24 Richard Sandiford <rdsandiford@googlemail.com>
4372 * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
4373 for the first two alternatives.
4375 2013-01-24 Diego Novillo <dnovillo@google.com>
4377 * Makefile.in (GGC): Remove. Replace all instances with ggc-page.o.
4378 (ggc-zone.o): Remove.
4379 * configure.ac: Remove option --with-gc.
4380 * configure: Re-generate.
4381 * doc/install.texi: Remove documentation for --with-gc.
4382 * gengtype.c (write_enum_defn): Remove. Update all users.
4383 (write_Types_process_field): Remove generation of gt_e_* argument.
4384 (output_type_enum): Remove. Update all users.
4385 (write_enum_defn): Remove. Update all users.
4386 (enum alloc_zone): Remove. Update all users.
4387 (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
4388 * ggc-common.c (ggc_splay_alloc): Remove first argument.
4389 Update all callers.
4390 (struct ptr_data): Remove field TYPE. Update all users.
4391 (gt_pch_note_object): Remove argument TYPE. Update all users.
4392 * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
4393 Update all users.
4394 * ggc-none.c (ggc_alloc_typed_stat): Remove.
4395 (struct alloc_zone): Remove.
4396 (ggc_internal_alloc_zone_stat): Remove.
4397 (ggc_internal_cleared_alloc_zone_stat): Remove.
4398 * ggc-page.c (ggc_alloc_typed_stat): Remove.
4399 (ggc_pch_count_object): Remove last argument. Update all users.
4400 (ggc_pch_alloc_object): Remove last argument. Update all users.
4401 (struct alloc_zone): Remove.
4402 * ggc-zone.c: Remove.
4403 * ggc.h (gt_pch_note_object): Remove last argument. Update all users.
4404 (struct alloc_zone): Remove.
4405 (ggc_alloc_typed_stat): Remove.
4406 (ggc_alloc_typed): Remove.
4407 (ggc_splay_alloc): Remove first argument.
4408 (rtl_zone): Remove. Update all users.
4409 (tree_zone): Remove. Update all users.
4410 (tree_id_zone): Remove. Update all users.
4411 (ggc_internal_zone_alloc_stat): Remove. Update all users.
4412 (ggc_internal_zone_cleared_alloc_stat): Remove. Update all users.
4413 (ggc_internal_zone_vec_alloc_stat): Remove. Update all users.
4414 * tree-ssanames.c: Remove references to zone allocator in comments.
4416 2013-01-24 Georg-Johann Lay <avr@gjlay.de>
4418 * config/avr/avr.c (avr_out_fract): Make register numbers that
4419 might be outside of source operand signed.
4421 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
4423 * config/i386/constraints.md (Yf): New constraint.
4424 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
4425 of f constraint to conditionaly disable x87 register preferences.
4426 (*movdf_internal): Ditto.
4427 (*movsf_internal): Ditto.
4429 2013-01-24 Steven Bosscher <steven@gcc.gnu.org>
4431 PR inline-asm/55934
4432 * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
4433 that have operands with impossible constraints.
4434 Add a FIXME for a speed-up opportunity.
4435 * lra-constraints.c (process_alt_operands): Verify that a class
4436 selected from constraints on asms is valid for the operand mode.
4437 (curr_insn_transform): Remove incorrect comment.
4439 2013-01-23 David Edelsohn <dje.gcc@gmail.com>
4441 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
4442 TOC operand is a valid symbol ref in the constant pool.
4444 2013-01-23 Edgar E. Iglesias <edgar.iglesias@gmail.com>
4446 * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
4448 2013-01-23 Georg-Johann Lay <avr@gjlay.de>
4450 PR target/54222
4451 * config/avr/stdfix.h: New file.
4452 * t-avr (stdfix-gcc.h): New rule to build it.
4453 (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
4455 2013-01-23 Kostya Serebryany <kcc@google.com>
4457 * config/darwin.h: remove dependency on
4458 CoreFoundation (asan on Mac OS).
4460 2013-01-23 Jakub Jelinek <jakub@redhat.com>
4462 PR target/49069
4463 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
4464 instead of cmpdi_operand for first comparison operand.
4465 Don't assert that comparison operands aren't both constants.
4467 2013-01-22 Jonathan Wakely <jwakely.gcc@gmail.com>
4469 * doc/install.texi (Downloading the Source): Update references to
4470 downloading separate components.
4472 2013-01-22 Jonathan Wakely <jwakely.gcc@gmail.com>
4474 * doc/extend.texi (__int128): Improve grammar.
4476 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
4478 PR target/56028
4479 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
4480 alternative to (o,r).
4481 (*movdi_internal_rex64): Remove (!o,n) alternative.
4482 (DImode immediate->memory splitter): Remove.
4483 (DImode immediate->memory peephole2): Remove.
4484 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
4485 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
4486 alternative to (!o,*r).
4487 (*movtf_internal_sse): New pattern.
4488 (*movxf_internal_rex64): New pattern.
4489 (*movxf_internal): Disable for TARGET_64BIT.
4490 (*movdf_internal_rex64): Remove (!o,F) alternative.
4492 2013-01-22 Jakub Jelinek <jakub@redhat.com>
4494 PR middle-end/56074
4495 * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
4496 isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
4497 * tree-vect-loop-manip.c (find_loop_location): Also ignore
4498 stmt locations where LOCATION_LOCUS of the stmt location is
4499 UNKNOWN_LOCATION or BUILTINS_LOCATION.
4501 PR target/55686
4502 * config/i386/i386.md (UNSPEC_STOS): New.
4503 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
4504 *strsetqi_1): Add UNSPEC_STOS.
4506 2013-01-22 Paolo Carlini <paolo.carlini@oracle.com>
4508 PR c++/56067
4509 * doc/invoke.texi: Remove left over -Wsynth example.
4511 2013-01-21 Jakub Jelinek <jakub@redhat.com>
4513 PR tree-optimization/56051
4514 * fold-const.c (fold_binary_loc): Don't fold
4515 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
4516 a narrowing conversion, or widening conversion from signed
4517 to unsigned.
4519 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
4521 PR rtl-optimization/56023
4522 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
4523 dependent on debug instruction.
4525 2013-01-21 Martin Jambor <mjambor@suse.cz>
4527 PR middle-end/56022
4528 * function.c (allocate_struct_function): Call
4529 invoke_set_current_function_hook earlier.
4531 2013-01-21 Jakub Jelinek <jakub@redhat.com>
4533 * reload1.c (init_reload): Only initialize reload_obstack
4534 during the first call.
4536 2013-01-21 Marek Polacek <polacek@redhat.com>
4538 * cfgloop.c (verify_loop_structure): Fix up grammar.
4540 2013-01-21 Yi-Hsiu Hsu <ahsu@marvell.com>
4542 * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
4543 pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
4545 2013-01-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4547 PR target/56058
4548 * config/arm/marvell-pj4.md: Update copyright year.
4549 Fix up use of alu to alu_reg and simple_alu_imm.
4551 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
4553 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
4555 2013-01-20 Vladimir Makarov <vmakarov@redhat.com>
4557 PR target/55433
4558 * lra-constraints.c (curr_insn_transform): Don't reuse original
4559 insn for secondary memory move when memory mode should be different.
4561 2013-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4563 * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
4564 atomic_storedi_1): New patterns.
4566 2013-01-20 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4568 btver2 pipeline descriptions.
4569 * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
4570 descriptions.
4571 * config/i386/i386.md (btver2_decode): New type attributes.
4572 * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
4573 type attributes.
4574 * config/i386/btver2.md: New file describing btver2 pipelines.
4576 2013-01-19 Andrew Pinski <apinski@cavium.com>
4578 PR tree-optimization/52631
4579 * tree-ssa-sccvn (visit_use): Before looking up the original
4580 statement, try looking up the simplified expression.
4582 2013-01-19 Anthony Green <green@moxielogic.com>
4584 * config/moxie/moxie.c (moxie_expand_prologue): Set
4585 current_function_static_stack_size.
4587 2013-01-18 Jakub Jelinek <jakub@redhat.com>
4589 PR tree-optimization/56029
4590 * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
4591 gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
4593 2013-01-18 Sharad Singhai <singhai@google.com>
4595 PR tree-optimization/55995
4596 * dumpfile.c (dump_loc): Print location only if available.
4597 * tree-vectorizer.c (increase_alignment): Intialize vect_location.
4599 2013-01-18 Vladimir Makarov <vmakarov@redhat.com>
4601 PR target/55433
4602 * lra-constraints.c (curr_insn_transform): Reuse original insn for
4603 secondary memory move.
4604 (inherit_reload_reg): Use rclass instead of cl for
4605 check_secondary_memory_needed_p.
4607 2013-01-18 Jakub Jelinek <jakub@redhat.com>
4609 PR middle-end/56015
4610 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
4611 the case where writing real complex part of target modifies op1.
4613 2013-01-18 James Greenhalgh <james.greenhalgh@arm.com>
4615 * config/aarch64/aarch64-simd.md
4616 (aarch64_vcond_internal<mode>): Handle unordered cases.
4617 * config/aarch64/iterators.md (v_cmp_result): New.
4619 2013-01-18 Yi-Hsiu Hsu <ahsu@marvell.com>
4620 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4622 * config/arm/marvell-pj4.md: New file.
4623 * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
4624 * config/arm/arm.md (generic_sched): Add marvell_pj4.
4625 (generic_vfp): Likewise.
4626 * config/arm/arm-cores.def: Add marvell-pj4.
4627 * config/arm/arm-tune.md: Regenerate.
4628 * config/arm/arm-tables.opt: Regenerate.
4629 * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
4630 * doc/invoke.texi: Document marvell-pj4.
4632 2013-01-18 Tejas Belagod <tejas.belagod@arm.com>
4634 * config/aarch64/arm_neon.h: Map scalar types to standard types.
4636 2013-01-18 Alexandre Oliva <aoliva@redhat.com>
4638 PR debug/54114
4639 PR debug/54402
4640 PR debug/49888
4641 * var-tracking.c (negative_power_of_two_p): New.
4642 (global_get_addr_cache, local_get_addr_cache): New.
4643 (get_addr_from_global_cache, get_addr_from_local_cache): New.
4644 (vt_canonicalize_addr): Rewrite using the above. Adjust the
4645 heading comment.
4646 (vt_stack_offset_p): Remove.
4647 (vt_canon_true_dep): Always canonicalize loc's address.
4648 (clobber_overlapping_mems): Make sure we have a MEM.
4649 (local_get_addr_clear_given_value): New.
4650 (val_reset): Clear local cached entries.
4651 (compute_bb_dataflow): Create and release the local cache.
4652 Disable duplicate MEMs clobbering.
4653 (emit_notes_in_bb): Clobber MEMs likewise.
4654 (vt_emit_notes): Create and release the local cache.
4655 (vt_initialize, vt_finalize): Create and release the global
4656 cache, respectively.
4657 * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
4659 2013-01-18 Alexandre Oliva <aoliva@redhat.com>
4661 PR libmudflap/53359
4662 * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
4663 not found in the symtab.
4665 2013-01-18 Alexandre Oliva <aoliva@redhat.com>
4667 PR debug/56006
4668 PR rtl-optimization/55547
4669 PR rtl-optimization/53827
4670 PR debug/53671
4671 PR debug/49888
4672 * alias.c (offset_overlap_p): New, factored out of...
4673 (memrefs_conflict_p): ... this. Use absolute sizes. Retain
4674 the conservative special case for symbolic constants. Don't
4675 adjust zero sizes on alignment.
4677 2013-01-18 Bernd Schmidt <bernds@codesourcery.com>
4679 PR rtl-optimization/52573
4680 * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
4681 REG_UNUSED for the same register.
4683 2013-01-17 Richard Biener <rguenther@suse.de>
4684 Marek Polacek <polacek@redhat.com>
4686 PR rtl-optimization/55833
4687 * loop-unswitch.c (unswitch_loops): Move loop verification...
4688 (unswitch_single_loop): ...here. Call mark_irreducible_loops.
4689 * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
4690 Set it to true when we're removing a loop from hierarchy tree in
4691 an irreducible region.
4692 (fix_bb_placements): Adjust caller.
4693 (fix_loop_placements): Likewise.
4695 2013-01-17 Georg-Johann Lay <avr@gjlay.de>
4697 * config/avr/builtins.def (DEF_BUILTIN): Factor out
4698 "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
4699 Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
4700 Remove ID. Adjust comments.
4701 * config/avr/avr-c.c (avr_builtin_name): Remove.
4702 (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
4703 * config/avr/avr.c (avr_tolower): New static function.
4704 (DEF_BUILTIN): Remove parameter ID. Prefix ICODE by 'CODE_FOR_'.
4705 Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
4706 (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
4707 default expansion.
4709 2013-01-17 Jan Hubicka <jh@suse.cz>
4711 PR tree-optimization/55273
4712 * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
4714 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
4716 PR target/55981
4717 * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
4718 store through atomic_store<mode>_1.
4719 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
4721 2013-01-17 Martin Jambor <mjambor@suse.cz>
4723 PR tree-optimizations/55264
4724 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
4725 for virtual methods.
4726 * ipa.c (symtab_remove_unreachable_nodes): Never return true for
4727 virtual methods before inlining is over.
4728 * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
4729 virtual functions.
4730 * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
4731 non-virtual.
4733 2013-01-16 Vladimir Makarov <vmakarov@redhat.com>
4735 PR rtl-optimization/56005
4736 * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
4737 pending reads for prefetch.
4739 2013-01-16 Ian Bolton <ian.bolton@arm.com>
4741 * config/aarch64/aarch64.md
4742 (*cstoresi_neg_uxtw): New pattern.
4743 (*cmovsi_insn_uxtw): New pattern.
4744 (*<optab>si3_uxtw): New pattern.
4745 (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
4746 (*<optab>si3_insn_uxtw): New pattern.
4747 (*bswapsi2_uxtw): New pattern.
4749 2013-01-16 Richard Biener <rguenther@suse.de>
4751 * tree-inline.c (tree_function_versioning): Remove set but
4752 never used variable.
4754 2013-01-16 Richard Biener <rguenther@suse.de>
4756 PR tree-optimization/55964
4757 * tree-flow.h (rename_variables_in_loop): Remove.
4758 (rename_variables_in_bb): Likewise.
4759 * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
4760 (copy_loop_before): Adjust and delete update-ssa status.
4761 * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
4762 (rename_variables_in_bb): Likewise. Properly walk over predecessors.
4763 (rename_variables_in_loop): Remove.
4764 (slpeel_update_phis_for_duplicate_loop): Likewise.
4765 (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
4766 use available cfg machinery instead of duplicating it.
4767 Update PHI nodes and perform poor-mans SSA update here.
4768 (slpeel_tree_peel_loop_to_edge): Adjust.
4770 2013-01-16 Richard Biener <rguenther@suse.de>
4772 PR tree-optimization/54767
4773 PR tree-optimization/53465
4774 * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
4775 (vrp_visit_phi_node): For PHI arguments coming via backedges
4776 drop all symbolical range information.
4777 (execute_vrp): Compute backedges.
4779 2013-01-16 Richard Biener <rguenther@suse.de>
4781 * doc/install.texi: Update CLooG and ISL requirements to
4782 0.18.0 and 0.11.1.
4784 2013-01-16 Christian Bruel <christian.bruel@st.com>
4786 PR target/55301
4787 * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
4788 (broken_move): Handle UNSPECV_SP_SWITCH_B.
4789 * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
4791 2013-01-16 DJ Delorie <dj@redhat.com>
4793 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
4794 (UNSPECV_SP_SWITCH_E): New.
4795 (sp_switch_1): Change to an unspec.
4796 (sp_switch_2): Change to an unspec. Don't use post-inc when we
4797 replace $r15.
4799 2013-01-16 Uros Bizjak <ubizjak@gmail.com>
4801 * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
4802 with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
4803 * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
4804 (expand_mem_thread_fence): Ditto.
4805 (expand_mem_signal_fence): Ditto.
4806 (expand_atomic_load): Ditto.
4807 (expand_atomic_store): Ditto.
4809 2013-01-16 Alexandre Oliva <aoliva@redhat.com>
4811 PR rtl-optimization/55547
4812 PR rtl-optimization/53827
4813 PR debug/53671
4814 PR debug/49888
4815 * alias.c (memrefs_conflict_p): Set sizes to negative after
4816 AND adjustments.
4818 2013-01-15 Jakub Jelinek <jakub@redhat.com>
4820 PR target/55940
4821 * function.c (thread_prologue_and_epilogue_insns): Always
4822 add crtl->drap_reg to set_up_by_prologue.set, even if
4823 stack_realign_drap is false.
4825 2013-01-15 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4827 * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
4828 and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
4829 *call): Fix indention.
4831 2013-01-15 Tom de Vries <tom@codesourcery.com>
4833 PR target/55876
4834 * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
4835 Update comment.
4837 2013-01-15 Vladimir Makarov <vmakarov@redhat.com>
4839 PR rtl-optimization/55153
4840 * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
4842 2013-01-15 Martin Jambor <mjambor@suse.cz>
4844 PR tree-optimization/55920
4845 * tree-sra.c (analyze_access_subtree): Do not mark non-removable
4846 accesses as grp_to_be_debug_replaced.
4848 2013-01-15 Jakub Jelinek <jakub@redhat.com>
4850 PR tree-optimization/55920
4851 * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
4852 there is non-useless type conversion needed from debug rhs to lhs,
4853 use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
4855 2013-01-15 Joseph Myers <joseph@codesourcery.com>
4856 Mikael Pettersson <mikpe@it.uu.se>
4858 PR target/43961
4859 * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
4860 Thumb.
4861 (ASM_OUTPUT_CASE_LABEL): Remove.
4862 (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
4863 * final.c (shorten_branches): Update alignment of labels before
4864 jump tables if CASE_VECTOR_SHORTEN_MODE.
4866 2013-01-15 Richard Biener <rguenther@suse.de>
4868 PR bootstrap/55961
4869 * system.h: Do not include gmp.h for building host tools.
4871 2013-01-15 Richard Biener <rguenther@suse.de>
4873 PR middle-end/55882
4874 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
4875 account for bitpos when computing alignment.
4877 2013-01-15 Vladimir Yakovlev <vladimir.b.yakovlev@intel.com>
4879 * config/i386/i386-c.c (ix86_target_macros_internal): New case.
4880 (ix86_target_macros_internal): Likewise.
4882 * config/i386/i386.c (m_CORE2I7): Removed.
4883 (m_CORE_HASWELL): New macro.
4884 (m_CORE_ALL): Likewise.
4885 (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
4886 (initial_ix86_arch_features): Likewise.
4887 (processor_target_table): Initializations for Core avx2.
4888 (cpu_names): New names "core-avx2".
4889 (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
4890 PROCESSOR_CORE_HASWELL.
4891 (ix86_issue_rate): New case.
4892 (ia32_multipass_dfa_lookahead): Likewise.
4893 (ix86_sched_init_global): Likewise.
4895 * config/i386/i386.h (TARGET_HASWELL): New macro.
4896 (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
4897 (processor_type): New PROCESSOR_HASWELL.
4899 2013-01-15 Jakub Jelinek <jakub@redhat.com>
4901 PR tree-optimization/55955
4902 * tree-vect-loop.c (vectorizable_reduction): Give up early on
4903 *SHIFT_EXPR and *ROTATE_EXPR codes.
4905 PR tree-optimization/48766
4906 * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
4907 -ftrapv disable -fwrapv.
4909 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
4911 PR target/55974
4912 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
4913 etc. to 1 and not to __flash.
4914 Use LL suffix for __INT24_MAX__ with -mint8.
4915 Use ULL suffix for __UINT24_MAX__ with -mint8.
4917 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
4919 * config/avr/avr-arch.h
4920 (struct base_arch_s): Use typedef avr_arch_t instead.
4921 (struct arch_info_s): Use typedef avr_arch_info_t instead.
4922 (struct mcu_type_s): Use typedef avr_mcu_t instead.
4923 * config/avr/avr.c: Same.
4924 * config/avr/avr-devices.c: Same.
4925 * config/avr/driver-avr.c: Same.
4926 * config/avr/gen-avr-mmcu-texi.c: Same.
4927 * config/avr/avr-mcus.def: Adjust comment.
4929 2013-01-14 Tejas Belagod <tejas.belagod@arm.com>
4931 * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
4932 * config/aarch64/iterators.md (VALLDI): New.
4934 2013-01-14 Uros Bizjak <ubizjak@gmail.com>
4935 Andi Kleen <ak@linux.intel.com>
4937 PR target/55948
4938 * config/i386/sync.md (atomic_store<mode>_1): New pattern.
4939 (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
4940 memmodel flag.
4942 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
4944 * config/avr/avr-stdint.h: Remove trailing blanks.
4945 * config/avr/avr-log.h: Same.
4946 * config/avr/avr-arch.h: Same.
4947 * config/avr/avr-devices.c: Same.
4948 * config/avr/avr-dimode.md: Same.
4949 * config/avr/predicates.md: Same.
4950 * config/avr/avr-c.c: Same. And fix typo.
4952 * config/avr/avr-protos.h: Same. And:
4953 (function_arg_regno_p): Rename to avr_function_arg_regno_p.
4954 (init_cumulative_args): Rename to avr_init_cumulative_args.
4955 (expand_prologue): Rename to avr_expand_prologue.
4956 (expand_epilogue): Rename to avr_expand_epilogue.
4957 (adjust_insn_length): Rename to avr_adjust_insn_length.
4958 (notice_update_cc): Rename to avr_notice_update_cc.
4959 (final_prescan_insn): Rename to avr_final_prescan_insn.
4960 * config/avr/avr.c: Same.
4961 * config/avr/avr.h: Same.
4962 * config/avr/avr.md: Remove trailing blanks.
4963 (prologue): Use avr_expand_prologue.
4964 (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
4966 2013-01-14 Richard Biener <rguenther@suse.de>
4968 * tree-cfg.c (verify_expr_location, verify_expr_location_1,
4969 verify_location, collect_subblocks): New functions.
4970 (verify_gimple_in_cfg): Verify that locations only reference
4971 BLOCKs in the functions BLOCK tree.
4973 2013-01-14 Richard Biener <rguenther@suse.de>
4975 * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
4976 PHI argument.
4977 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
4978 unshare reference.
4979 (insert_out_of_ssa_copy_on_edge): Likewise.
4980 (rewrite_close_phi_out_of_ssa): Likewise.
4981 * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
4982 debug expressions.
4983 * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
4984 propagated constants.
4985 * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
4986 can not be shared.
4988 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
4990 * config/avr/avr-modes.def: Add GPL copyright notice.
4992 2013-01-13 Uros Bizjak <ubizjak@gmail.com>
4994 * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
4995 MEMMODEL_MASK to determine memory model.
4996 (atomic_store<mode>): Ditto from operands[2].
4997 * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
4999 2013-01-13 Jakub Jelinek <jakub@redhat.com>
5001 PR fortran/55935
5002 * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
5003 (fold_gimple_assign): Don't call unshare_expr here.
5004 (fold_ctor_reference): Call unshare_expr.
5006 2013-01-13 Terry Guo <terry.guo@arm.com>
5008 * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
5009 * doc/fragments.texi: Document MULTILIB_REUSE.
5010 * gcc.c (multilib_reuse): New internal spec.
5011 (set_multilib_dir): Also search multilib from multilib_reuse.
5012 * genmultilib (tmpmultilib3): Refactor code.
5013 (tmpmultilib4): Ditto.
5014 (multilib_reuse): New multilib argument.
5016 2013-01-13 Richard Sandiford <rdsandiford@googlemail.com>
5018 * Makefile.in: Update copyright.
5020 2013-01-12 Tom de Vries <tom@codesourcery.com>
5022 PR middle-end/55890
5023 * calls.c (expand_call): Check if arg_nr is valid.
5025 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5027 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
5028 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
5029 documentation. Add missing '__' in front of
5030 __builtin_ia32_packssdw256.
5032 2013-01-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5034 PR target/55719
5035 * config/s390/s390.c (s390_preferred_reload_class): Do not return
5036 NO_REGS for larl operands.
5037 (s390_reload_larl_operand): Use s390_load_address instead of
5038 emit_move_insn.
5040 2013-01-11 Richard Biener <rguenther@suse.de>
5042 * tree-cfg.c (verify_node_sharing_1): Split out from ...
5043 (verify_node_sharing): ... here.
5044 (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
5046 2013-01-11 Eric Botcazou <ebotcazou@adacore.com>
5048 * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
5049 Substitute TREECHECKING.
5050 * configure: Regenerate.
5051 * Makefile.in (TREECHECKING): New.
5053 2013-01-11 Richard Guenther <rguenther@suse.de>
5055 PR tree-optimization/44061
5056 * tree-vrp.c (extract_range_basic): Compute zero as
5057 value-range for __builtin_constant_p of function parameters.
5059 2013-01-10 Richard Sandiford <rdsandiford@googlemail.com>
5061 Update copyright years.
5063 2013-01-10 Vladimir Makarov <vmakarov@redhat.com>
5065 PR rtl-optimization/55672
5066 * lra-eliminations.c (mark_not_eliminable): Permit addition with
5067 const to be eliminable.
5069 2013-01-10 David Edelsohn <dje.gcc@gmail.com>
5071 * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
5072 * configure: Regenerate.
5074 2013-01-10 Richard Biener <rguenther@suse.de>
5076 * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
5078 2013-01-10 Richard Biener <rguenther@suse.de>
5080 PR bootstrap/55792
5081 * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
5082 locations for virtual PHI arguments.
5083 (rewrite_update_phi_arguments): Likewise.
5085 2013-01-10 Joel Sherrill <joel.sherrill@OARcorp.com>
5087 * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
5088 on to assembler.
5090 2013-01-10 Jakub Jelinek <jakub@redhat.com>
5092 PR tree-optimization/55921
5093 * tree-complex.c (expand_complex_asm): New function.
5094 (expand_complex_operations_1): Call it for GIMPLE_ASM.
5096 2013-01-10 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5098 PR target/55718
5099 * config/s390/s390.c (s390_symref_operand_p)
5100 (s390_loadrelative_operand_p): Merge the two functions.
5101 (s390_check_qrst_address, print_operand_address): Add parameters
5102 to s390_loadrelative_operand_p invokation.
5103 (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
5104 (s390_reload_larl_operand, s390_secondary_reload): Use
5105 s390_loadrelative_operand_p instead of s390_symref_operand_p.
5106 (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
5108 2013-01-09 Mike Stump <mikestump@comcast.net>
5110 * dse.c (record_store): Remove unnecessary assert.
5112 2013-01-09 Jan Hubicka <jh@suse.cz>
5114 PR tree-optimization/55569
5115 * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
5116 * cfgloop.h (scale_loop_profile): Likewise.
5118 2013-01-09 Jan Hubicka <jh@suse.cz>
5120 PR lto/45375
5121 * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
5122 functions.
5123 * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
5125 2013-01-09 Richard Sandiford <rdsandiford@googlemail.com>
5127 PR middle-end/55114
5128 * expr.h (maybe_emit_group_store): Declare.
5129 * expr.c (maybe_emit_group_store): New function.
5130 * builtins.c (expand_builtin_int_roundingfn): Call it.
5131 (expand_builtin_int_roundingfn_2): Likewise.
5133 2013-01-09 Vladimir Makarov <vmakarov@redhat.com>
5135 PR rtl-optimization/55829
5136 * lra-constraints.c (match_reload): Add code for absent output.
5137 (curr_insn_transform): Add code for reloads of matched inputs
5138 without output.
5140 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
5142 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
5143 attribute of movddup insn to DF.
5144 (*vec_interleave_lowv2df): Ditto.
5145 (vec_dupv2df): Ditto.
5147 2013-01-09 Jan Hubicka <jh@suse.cz>
5149 PR tree-optimiation/55875
5150 * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
5151 EVERY_ITERATION parameter.
5152 (number_of_iterations_exit): Check if exit is executed every iteration.
5153 (idx_infer_loop_bounds): Similarly here.
5154 (n_of_executions_at_most): Simplify
5155 to only test for cases where statement is dominated by the
5156 particular bound; handle correctly the "postdominance" test.
5157 (scev_probably_wraps_p): Use max loop iterations info
5158 as a global bound first.
5160 2013-01-09 Nguyen Duy Dat <dat.nguyen.yn@rvc.renesas.com>
5161 Nick Clifton <nickc@redhat.com>
5163 * config/v850/v850.md (cbranchsf4): New pattern.
5164 (cstoresf4): New pattern.
5165 (cbranchdf4): New pattern.
5166 (cstoredf4): New pattern.
5167 (movsicc): Disallow floating point comparisons.
5168 (cmpsf_le_insn): Fix order of operators.
5169 (cmpsf_lt_insn): Likewise.
5170 (cmpsf_eq_insn): Likewise.
5171 (cmpdf_le_insn): Likewise.
5172 (cmpdf_lt_insn): Likewise.
5173 (cmpdf_eq_insn): Likewise.
5174 (cmpsf_ge_insn): Use LE comparison.
5175 (cmpdf_ge_insn): Likewise.
5176 (cmpsf_gt_insn): Use LT comparison.
5177 (cmpdf_gt_insn): Likewise.
5178 (cmpsf_ne_insn): Delete pattern.
5179 (cmpdf_ne_insn): Delete pattern.
5180 * config/v850/v850.c (v850_gen_float_compare): Use
5181 gen_cmpdf_eq_insn for NE comparison.
5182 (v850_float_z_comparison_operator)
5183 (v850_float_nz_comparison_operator): Move from here ...
5184 * config/v850/predicates.md: ... to here. Move GT and GE
5185 comparisons into v850_float_z_comparison_operator.
5186 * config/v850/v850-protos.h (v850_float_z_comparison_operator):
5187 Delete prototype.
5188 (v850_float_nz_comparison_operator): Likewise.
5190 2013-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5192 * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
5193 with calls to gen_insvsi/gen_insvdi.
5195 2013-01-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5197 * config/i386/i386.c (initial_ix86_tune_features): Set up
5198 X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
5200 2013-01-09 Steven Bosscher <steven@gcc.gnu.org>
5201 Jakub Jelinek <jakub@redhat.com>
5203 PR tree-optimization/48189
5204 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
5205 If nitercst is 0, don't predict the exit edge.
5207 2013-01-08 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
5209 * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
5210 in asm_fprintf with reg_names.
5211 (aarch64_print_operand_address): Likewise.
5212 (aarch64_return_addr): Likewise.
5213 * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
5215 2013-01-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5217 * config/pa/pa.h (VAL_U6_BITS_P): Define.
5218 (INT_U6_BITS): Likewise.
5219 * config/pa/predicates.md (uint6_operand): New predicate.
5220 (shift5_operand, shift6_operand): Likewise.
5221 * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
5222 arith32_operand.
5223 (lshrdi3): Use shift6_operand.
5224 (shrpsi4, shrpdi4): New insn patterns.
5225 (extzv): Delete expander.
5226 (extzvsi, extzvdi): New expanders. Use uint5_operand and uint6_operand
5227 predicates in unamed zero extract patterns. Tighten common constraint.
5228 (extv): Delete expander.
5229 (extvsi, extvdi): New expanders. Use uint5_operand and uint6_operand
5230 predicates in unamed sign extract patterns. Tighten common constraint.
5231 (insv): Delete expander.
5232 (insvsi, insvdi): New expanders. Use uint5_operand and uint6_operand
5233 predicates in unamed insert patterns. Tighten common constraint.
5234 Change uint32_operand predicate to uint6_operand predicate in unamed
5235 DImode pattern to insert constant values of type 1...1xxxx.
5237 2013-01-04 Jan Hubicka <jh@suse.cz>
5239 PR tree-optimization/55823
5240 * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
5241 issue.
5243 2013-01-08 Jakub Jelinek <jakub@redhat.com>
5244 Uros Bizjak <ubizjak@gmail.com>
5246 PR rtl-optimization/55845
5247 * df-problems.c (can_move_insns_across): Stop scanning at
5248 volatile_insn_p source instruction or give up if
5249 across_from .. across_to range contains any volatile_insn_p
5250 instructions.
5252 2013-01-08 Tejas Belagod <tejas.belagod@arm.com>
5254 * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
5255 * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
5256 Declare.
5257 * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
5258 aarch64_simd_make_constant, aarch64_expand_vector_init): New.
5260 2013-01-08 Jakub Jelinek <jakub@redhat.com>
5262 PR fortran/55341
5263 * asan.c (asan_clear_shadow): New function.
5264 (asan_emit_stack_protection): Use it.
5266 2013-01-08 Tejas Belagod <tejas.belagod@arm.com>
5268 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
5269 aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
5270 with tab instead of space.
5272 2013-01-08 Nick Clifton <nickc@redhat.com>
5274 * config/rl78/rl78.c (rl78_expand_prologue): Always select
5275 register bank 0 at the start of an interrupt handler.
5276 * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
5277 MDBH registers.
5279 2013-01-08 James Greenhalgh <james.greenhalgh@arm.com>
5281 * config/aarch64/aarch64-simd.md
5282 (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
5283 (aarch64_simd_bsl): Likewise.
5284 (aarch64_vcond_internal<mode>): Likewise.
5285 (vcond<mode><mode>): Likewise.
5286 (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
5287 * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
5289 2013-01-08 James Greenhalgh <james.greenhalgh@arm.com>
5291 * config/aarch64/aarch64-builtins.c
5292 (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
5294 2013-01-08 Martin Jambor <mjambor@suse.cz>
5296 PR debug/55579
5297 * tree-sra.c (analyze_access_subtree): Return true also after
5298 potentially creating a debug-only replacement.
5300 2013-01-08 Jakub Jelinek <jakub@redhat.com>
5302 PR middle-end/55890
5303 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
5305 PR tree-optimization/54120
5306 * tree-vrp.c (range_fits_type_p): Don't allow
5307 src_precision < precision from signed vr to unsigned_p
5308 if vr->min or vr->max is negative.
5309 (simplify_float_conversion_using_ranges): Test can_float_p
5310 against CODE_FOR_nothing.
5312 2013-01-08 Jakub Jelinek <jakub@redhat.com>
5313 Richard Biener <rguenther@suse.de>
5315 PR middle-end/55851
5316 * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
5317 types instead of just INTEGER_TYPE types.
5319 2013-01-07 Mark Kettenis <kettenis@openbsd.org>
5321 * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
5322 TF_SIZE): Define.
5324 2013-01-07 Steve Ellcey <sellcey@mips.com>
5326 PR target/42661
5327 * config/mips/mips.opt: Change mad to mmad to match documentation.
5329 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
5331 PR target/55897
5332 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
5333 .progmemx.data now.
5335 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
5337 PR target/55897
5338 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
5339 (avr_addrspace_t): Add .section_name field.
5340 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
5341 array size.
5342 (avr_addrspace): Same. Initialize .section_name. Remove last
5343 NULL entry. Put __memx into .progmemx.data.
5344 (progmem_section_prefix): Remove.
5345 (avr_asm_init_sections): No need to initialize progmem_section.
5346 (avr_asm_named_section): Use avr_addrspace[].section_name to get
5347 section name prefix.
5348 (avr_asm_select_section): Ditto. And use get_unnamed_section to
5349 retrieve the progmem section.
5350 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
5351 boundary to run over avr_addrspace[].
5352 (avr_register_target_pragmas): Ditto.
5354 2013-01-06 Jakub Jelinek <jakub@redhat.com>
5356 * varasm.c (output_constant_def_contents): For asan_protect_global
5357 protected strings, adjust DECL_ALIGN if needed, before testing for
5358 anchored symbols.
5359 (place_block_symbol): Adjust size for asan protected STRING_CSTs if
5360 TREE_CONSTANT_POOL_ADDRESS_P. Increase alignment for asan protected
5361 normal decls.
5362 (output_object_block): For asan protected decls, emit asan padding
5363 after their contents.
5364 * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
5365 (asan_finish_file): Test it here instead.
5367 2013-01-07 Nick Clifton <nickc@redhat.com>
5368 Matthias Klose <doko@debian.org>
5369 Doug Kwan <dougkwan@google.com>
5370 H.J. Lu <hongjiu.lu@intel.com>
5372 PR driver/55470
5373 * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
5375 * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
5377 * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
5379 * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
5381 * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
5383 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
5385 PR target/54461
5386 * doc/install.texi (Cross-Compiler-Specific Options): Document
5387 --with-avrlibc.
5389 2013-01-07 Tejas Belagod <tejas.belagod@arm.com>
5391 * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
5392 vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
5393 vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
5394 vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
5395 vqmovun_high_s64): Fix source operand number and update copyright.
5397 2013-01-07 Richard Biener <rguenther@suse.de>
5399 PR middle-end/55890
5400 * gimple.h (gimple_call_builtin_p): New overload.
5401 * gimple.c (validate_call): New function.
5402 (gimple_call_builtin_p): Likewise.
5403 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
5404 Use gimple_call_builtin_p.
5405 (find_func_clobbers): Likewise.
5406 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
5407 (strlen_optimize_stmt): Likewise.
5409 2013-01-07 James Greenhalgh <james.greenhalgh@arm.com>
5411 * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
5412 (vld1q_dup_*): Likewise.
5413 (vld1_*): Likewise.
5414 (vld1q_*): Likewise.
5415 (vld1_lane_*): Likewise.
5416 (vld1q_lane_*): Likewise.
5418 2013-01-07 Richard Biener <rguenther@suse.de>
5420 * lto-streamer.h (LTO_minor_version): Bump to 2.
5422 2013-01-07 James Greenhalgh <james.greenhalgh@arm.com>
5424 * config/aarch64/aarch64-protos.h
5425 (aarch64_const_double_zero_rtx_p): Rename to...
5426 (aarch64_float_const_zero_rtx_p): ...this.
5427 (aarch64_float_const_representable_p): New.
5428 (aarch64_output_simd_mov_immediate): Likewise.
5429 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
5430 move immediate case.
5431 * config/aarch64/aarch64.c
5432 (aarch64_const_double_zero_rtx_p): Rename to...
5433 (aarch64_float_const_zero_rtx_p): ...this.
5434 (aarch64_print_operand): Allow printing of new constants.
5435 (aarch64_valid_floating_const): New.
5436 (aarch64_legitimate_constant_p): Check for valid floating-point
5437 constants.
5438 (aarch64_simd_valid_immediate): Likewise.
5439 (aarch64_vect_float_const_representable_p): New.
5440 (aarch64_float_const_representable_p): Likewise.
5441 (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
5442 (aarch64_output_simd_mov_immediate): New.
5443 * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
5444 (*movdf_aarch64): Likewise.
5445 * config/aarch64/constraints.md (Ufc): New.
5446 (Y): call aarch64_float_const_zero_rtx.
5447 * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
5449 2013-01-07 Richard Biener <rguenther@suse.de>
5451 PR tree-optimization/55888
5452 PR tree-optimization/55862
5453 * tree-ssa-pre.c (phi_translate_1): Revert previous change.
5454 (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
5455 not if it is contained therein.
5457 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
5459 * config/avr/t-avr: Typo.
5461 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
5463 PR55243
5464 * config/avr/t-avr: Don't automatically rebuild
5465 $(srcdir)/config/avr/t-multilib
5466 $(srcdir)/config/avr/avr-tables.opt
5467 $(srcdir)/doc/avr-mmcu.texi
5468 (avr-mcus): New phony target to build them on request.
5469 (s-avr-mlib, s-avr-mmcu-texi): Remove.
5470 * avr/avr-mcus.def: Adjust comments.
5472 2013-01-07 Uros Bizjak <ubizjak@gmail.com>
5474 * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
5476 2013-01-06 Richard Sandiford <rdsandiford@googlemail.com>
5478 * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
5480 2013-01-06 Richard Sandiford <rdsandiford@googlemail.com>
5482 * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
5484 2013-01-05 David Edelsohn <dje.gcc@gmail.com>
5486 * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
5487 to generate profiling.
5488 * config/rs6000/aix64.h (LIB_SPEC): Same.
5490 2013-01-04 Andrew Pinski <apinski@cavium.com>
5492 * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
5493 New function.
5494 (TARGET_FIXED_CONDITION_CODE_REGS): Define.
5496 2013-01-04 Uros Bizjak <ubizjak@gmail.com>
5498 * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
5499 unconditionally.
5500 (ix86_expand_move): Ditto.
5501 (ix86_zero_extend_to_Pmode): Ditto.
5502 (ix86_expand_call): Ditto.
5503 (ix86_expand_special_args_builtin): Ditto.
5504 (ix86_expand_builtin): Ditto.
5506 2013-01-04 Richard Biener <rguenther@suse.de>
5508 PR tree-optimization/55862
5509 * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
5510 translating them through PHI nodes.
5512 2013-01-04 Martin Jambor <mjambor@suse.cz>
5514 PR tree-optimization/55755
5515 * tree-sra.c (sra_modify_assign): Do not check that an access has no
5516 children when trying to avoid producing a VIEW_CONVERT_EXPR.
5518 2013-01-04 Marek Polacek <polacek@redhat.com>
5520 PR middle-end/55859
5521 * opts.c (default_options_optimization): Clarify error message.
5523 2013-01-04 Richard Biener <rguenther@suse.de>
5525 PR middle-end/55863
5526 * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
5527 reassociation.
5529 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5531 PR target/53789
5532 * config/pa/pa.md (movsi): Revert previous change.
5533 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
5534 references.
5536 2013-01-03 Richard Henderson <rth@redhat.com>
5538 * config/i386/i386.c (ix86_expand_move): Always assign to op1
5539 after eliminating TLS symbols.
5541 2013-01-03 Marc Glisse <marc.glisse@inria.fr>
5543 PR bootstrap/50167
5544 * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
5545 * graphite-poly.c (debug_gmp_value): Likewise.
5547 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
5549 PR target/55712
5550 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
5551 selected code model, define __code_mode_small__, __code_model_medium__,
5552 __code_model_large__, __code_model_32__ or __code_model_kernel__.
5553 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
5554 xchg temporary register with %k. Declare temporary register as
5555 early clobbered.
5556 [__x86_64__]: For medium and large code models, preserve %rbx register.
5558 2013-01-03 Richard Biener <rguenther@suse.de>
5560 * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
5561 (dump_subscript): Adjust.
5562 (finalize_ddr_dependent): Do not dump redundant info.
5563 (analyze_siv_subscript): Adjust.
5564 (subscript_dependence_tester): Likewise.
5565 (compute_affine_dependence): Likewise.
5567 2013-01-03 Richard Biener <rguenther@suse.de>
5569 Revert
5570 2013-01-03 Richard Biener <rguenther@suse.de>
5572 PR tree-optimization/55857
5573 * tree-vect-stmts.c (vectorizable_load): Do not setup
5574 re-alignment for invariant loads.
5576 2013-01-02 Richard Biener <rguenther@suse.de>
5578 * tree-vect-stmts.c (vectorizable_load): When vectorizing an
5579 invariant load do not generate a vector load from the scalar location.
5581 2013-01-03 Richard Biener <rguenther@suse.de>
5583 * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
5584 for not vectorizing.
5585 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
5586 not build INDIRECT_REFs, call get_name once only.
5587 (vect_create_data_ref_ptr): Likewise. Dump base object kind
5588 based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
5590 2013-01-03 Richard Biener <rguenther@suse.de>
5592 PR tree-optimization/55857
5593 * tree-vect-stmts.c (vectorizable_load): Do not setup
5594 re-alignment for invariant loads.
5596 2013-01-03 Richard Biener <rguenther@suse.de>
5598 PR lto/55848
5599 * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
5600 prefer a built-in decl.
5602 2013-01-03 Jakub Jelinek <jakub@redhat.com>
5604 * gcc.c (process_command): Update copyright notice dates.
5605 * gcov.c (print_version): Likewise.
5606 * gcov-dump.c (print_version): Likewise.
5608 PR rtl-optimization/55838
5609 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
5610 iv0.step, iv1.step and step.
5612 2013-01-03 Jakub Jelinek <jakub@redhat.com>
5613 Marc Glisse <marc.glisse@inria.fr>
5615 PR tree-optimization/55832
5616 * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
5617 ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
5618 integer_{one,zero}_node.
5620 2013-01-03 Jakub Jelinek <jakub@redhat.com>
5622 PR debug/54402
5623 * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
5624 * var-tracking.c (reverse_op): Don't add reverse ops to
5625 VALUEs that have already
5626 PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
5628 2013-01-02 Gerald Pfeifer <gerald@pfeifer.com>
5630 * doc/contrib.texi: Note years as release manager for Mark Mitchell.
5632 2013-01-02 Teresa Johnson <tejohnson@google.com>
5634 * dumpfile.c (dump_loc): Print filename with location.
5635 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
5636 new location_t parameter to emit complete unroll message with
5637 new dump framework.
5638 (canonicalize_loop_induction_variables): Compute loops location
5639 and pass to try_unroll_loop_completely.
5640 * loop-unroll.c (report_unroll_peel): New function.
5641 (peel_loops_completely): Use new dump format with location
5642 for main dumpfile message, and invoke report_unroll_peel on success.
5643 (decide_unrolling_and_peeling): Ditto.
5644 (decide_peel_once_rolling): Remove old dumpfile message subsumed
5645 by report_unroll_peel.
5646 (decide_peel_completely): Ditto.
5647 (decide_unroll_constant_iterations): Ditto.
5648 (decide_unroll_runtime_iterations): Ditto.
5649 (decide_peel_simple): Ditto.
5650 (decide_unroll_stupid): Ditto.
5651 * cfgloop.c (get_loop_location): New function.
5652 * cfgloop.h (get_loop_location): Declare.
5654 2013-01-02 Sriraman Tallam <tmsriram@google.com>
5656 * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
5657 NULL.
5659 2013-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5661 PR middle-end/55198
5662 * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
5663 BLKmode objects when EXPAND_MEMORY is specified.
5665 2013-01-02 Sriraman Tallam <tmsriram@google.com>
5667 * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
5668 in loop predicate.
5669 (fold_builtin_cpu): Do not share cpu model decls across statements.
5671 2013-01-02 Jason Merrill <jason@redhat.com>
5673 PR c++/55804
5674 * tree.c (build_array_type_1): Revert earlier change.
5676 2013-01-02 Yufeng Zhang <yufeng.zhang@arm.com>
5678 * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
5679 "cortex-a57".
5680 * config/aarch64/aarch64-tune.md: Re-generate.
5682 2013-01-02 Richard Biener <rguenther@suse.de>
5684 * tree-vect-stmts.c (vectorizable_load): When vectorizing an
5685 invariant load do not generate a vector load from the scalar location.
5687 2013-01-02 Richard Biener <rguenther@suse.de>
5689 PR bootstrap/55784
5690 * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
5691 * configure: Regenerate.
5693 2013-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5695 * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
5696 (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
5697 (expand_builtin_int_roundingfn_2): Keep the original target around
5698 for the fallback case.
5700 2013-01-02 Richard Sandiford <rdsandiford@googlemail.com>
5702 * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
5703 to be clear for sign changes.
5705 2013-01-01 Jan Hubicka <jh@suse.cz>
5707 * ipa-inline-analysis.c: Fix formatting.
5709 2013-01-01 Jakub Jelinek <jakub@redhat.com>
5711 PR tree-optimization/55831
5712 * tree-vect-loop.c (get_initial_def_for_induction): Use
5713 gsi_after_labels instead of gsi_start_bb.
5714 \f
5715 Copyright (C) 2013 Free Software Foundation, Inc.
5717 Copying and distribution of this file, with or without modification,
5718 are permitted in any medium without royalty provided the copyright
5719 notice and this notice are preserved.