1 2013-11-10 Karlson2k <k2k@narod.ru>
2 Kai Tietz <ktietz@redhat.com>
6 * configure.ac: Adding for exported symbols check
7 and for rdynamic-check executable-extension.
8 * configure: Regenerated.
10 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/i386.md (push peepholer/splitter): Use Pmode
14 with stack_pointer_rtx.
16 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
20 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
22 Backport from mainline
23 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
26 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
27 Remove CCCmode handling.
28 <case LTU>: Return 'c' suffix for CCCmode.
29 <case GEU>: Return 'nc' suffix for CCCmode.
30 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
31 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
32 (*sub<mode>3_cc_overflow): Ditto.
33 (*subsi3_zext_cc_overflow): Ditto.
35 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
37 Backport from mainline
38 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
41 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
42 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
43 and SI_REG for 64bit SYSV ABI targets.
45 2013-10-25 Richard Henderson <rth@twiddle.net>
48 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
49 instead of create_convert_operand_to.
50 (maybe_emit_sync_lock_test_and_set): Likewise.
51 (expand_atomic_compare_and_swap): Likewise.
52 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
54 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
56 PR rtl-optimization/58831
57 * alias.c (init_alias_analysis): At the beginning of each iteration,
58 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
60 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
62 * recog.c (search_ofs): New static variable moved from...
63 (peep2_find_free_register): ...here.
64 (peephole2_optimize): Initialize it.
66 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
68 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
70 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
72 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
73 assignment statements.
75 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
77 * config/pa/pa.md: In "scc" insn patterns, change output template to
78 handle const0_rtx in reg_or_0_operand operands.
80 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
81 Paolo Carlini <paolo.carlini@oracle.com>
84 * doc/implement-cxx.texi: Fix references to the C++ standards.
86 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
89 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
92 2013-09-12 Terry Guo <terry.guo@arm.com>
94 Backport from mainline
95 2012-09-17 Richard Guenther <rguenther@suse.de>
98 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
99 FIXED_VALUE_TYPE instead of struct fixed_value.
101 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
104 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
105 support conditional execution.
106 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
108 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
110 Backport from mainline
111 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
113 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
114 "cmp" RTX before signed_comparison_operator check to account
117 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
119 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
121 2013-09-01 Iain Sandoe <iain@codesourcery.com>
124 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
126 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
127 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
128 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
130 * doc/tm.texi: Regenerate.
131 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
133 * config/darwin-c.c: Include target.h.
134 (darwin_objc_declare_unresolved_class_reference): New function.
135 (darwin_objc_declare_class_definition): New function.
136 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
137 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
139 2013-09-01 Iain Sandoe <iain@codesourcery.com>
141 Backport from mainline:
142 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
144 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
145 it is not needed after split.
147 2013-07-20 Iain Sandoe <iain@codesourcery.com>
150 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
151 second label for nonlocal goto receivers. Don't output pic base labels
152 unless we're producing PIC; mark that action unreachable().
153 (ix86_save_reg): If the function contains a nonlocal label, save the
155 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
156 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
157 (update_pic_label_number_if_needed): New.
158 (machopic_output_function_base_name): Adjust for nonlocal receiver
160 (machopic_should_output_picbase_label): New.
161 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
162 (nonlocal_goto_receiver): New insn and split.
164 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
166 Backport from mainline
167 2013-08-27 Christian Widmer <shadow@umbrox.de>
170 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
171 of Ivy Bridge processors.
173 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
176 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
177 suggested mode for the assignment isn't compatible with the
180 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
182 Backport from mainline
183 2013-08-12 Perez Read <netfirewall@gmail.com>
186 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
187 operand 0 for intel asm alternative.
188 (*movabs<mode>_2): Ditto for operand 1.
190 2013-08-13 Marek Polacek <polacek@redhat.com>
193 2013-0813 Marek Polacek <polacek@redhat.com>
194 Jakub Jelinek <jakub@redhat.com>
196 PR tree-optimization/57980
197 * tree-tailcall.c (process_assignment): Return false
198 when not dealing with integers or floats.
200 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
202 Backport from mainline
203 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
205 * collect2-aix.h: Define F_LOADONLY.
207 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
209 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
210 the implied StoreLoad barrier for atomic operations if before.
212 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
214 Backport from 2013-07-11 trunk r200901.
217 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
218 name seen by assembler/linker if available.
220 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
222 Backport from 2013-07-10 trunk r200872.
225 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
228 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
230 Backport from mainline
231 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
233 * config/i386/sse.md (sse_movlhps): Change alternative 3
236 2013-07-09 Joseph Myers <joseph@codesourcery.com>
238 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
239 adjust register size for TDmode and TFmode for VSX registers.
241 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
243 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
245 2013-07-08 Jakub Jelinek <jakub@redhat.com>
247 PR rtl-optimization/57829
248 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
249 mask bits outside of mode are just sign-extension from mode to HWI.
251 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
253 Backport from mainline
254 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
257 * config/i386/i386.c (construct_container): Report error if
258 long double is used with disabled x87 float returns.
260 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
262 Backport from mainline
263 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
266 * collect2.c (collect_atexit): New.
267 (collect_exit): Delete.
268 (main): Register collect_atexit with atexit.
269 (collect_wait): Change collect_exit to exit.
271 * collect2.h (collect_exit): Delete.
272 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
274 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
276 Backport from mainline
277 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
279 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
280 cmp_code to construct REG_EQUAL note.
282 Backport from mainline
283 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
285 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
286 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
288 Backport from mainline
289 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
292 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
293 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
294 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
296 2013-06-09 Jakub Jelinek <jakub@redhat.com>
299 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
300 that operands[2] doesn't overlap with operands[0].
302 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
305 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
306 for non-sse2 targets. Simplify mode attribute calculation.
308 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
310 Backport from mainline
311 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
314 cache parameters using detect_caches_amd also for CYRIX,
315 NSC and TM2 signatures.
317 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
318 Dzianis Kahanovich <mahatma@eu.by>
322 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
323 VIA/Centaur processors and determine their cache parameters
324 using detect_caches_amd.
326 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
328 * config/i386/i386.c (ix86_option_override_internal): Add
329 PTA_POPCNT to corei7 entry.
331 2013-05-14 Richard Biener <rguenther@suse.de>
333 PR gcov-profile/57269
334 Backport from mainline
335 2012-06-30 Nathan Sidwell <nathan@acm.org>
337 * coverage.c (coverage_init): Read counts file before writing
340 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
343 Backport from mainline
344 2013-01-22 Jakub Jelinek <jakub@redhat.com>
347 * config/i386/i386.md (UNSPEC_STOS): New.
348 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
349 *strsetqi_1): Add UNSPEC_STOS.
351 2013-05-10 Joey Ye <joey.ye@arm.com>
353 Backport from mainline
354 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
357 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
359 (thumb1_extendhisi2): Reduce Thumb pool range.
360 (arm_movdi): Likewise.
361 (thumb1_movdi_insn): Likewise.
362 (thumb1_movsi_insn): Likewise.
363 (pic_load_addr_unified): Likewise.
364 (pic_load_addr_32bit): Likewise.
365 (pic_load_addr_thumb1): Likewise.
366 (thumb1_movhf): Likewise.
367 (arm_movsf_soft_insn): Likewise.
368 (thumb1_movsf_soft_insn): Likewise.
369 (movdf_soft_insn): Likewise.
370 (thumb1_movdf_soft_insn): Likewise.
371 * config/arm/neon.md (*neon_mov<mode>): Likewise.
372 (*neon_mov<mode>): Likwise.
373 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
374 (*thumb2_movhi_insn): Likewise.
375 (*thumb2_extendqisi_v6): Likewise.
376 (*thumb2_zero_extendqisi_v6): Likewise.
377 (*thumb2_zero_extendqisi2_v6): Likewise.
378 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
379 (*movdi_vfp): Likewise.
380 (*movdi_vfp_cortexa8): Likewise.
381 (*thumb2_movsf_vfp): Likewise.
382 (*thumb2_movdf_vfp): Likewise.
384 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
386 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
387 Add mthumb/march=armv7-a multilib.
388 Add mthumb/march=armv7-r multilib.
389 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
391 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
394 * config/v850/t-rtems: Add more multilibs.
396 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
399 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
402 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
403 to save TFmode registers and DImode to save TImode registers for
404 caller save operations.
405 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
406 mark being partially clobbered since they only use the first
409 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
410 and TDmode only use the upper 64-bits of each VSX register.
412 2013-05-03 Marek Polacek <polacek@redhat.com>
414 Backport from mainline
415 2013-04-25 Marek Polacek <polacek@redhat.com>
417 PR tree-optimization/57066
418 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
420 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
422 Backport from mainline
423 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
426 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
428 (*zero_extendsidi2): Ditto.
430 Backport from mainline
431 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
434 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
436 2013-04-29 Christian Bruel <christian.bruel@st.com>
439 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
441 2013-04-27 Jakub Jelinek <jakub@redhat.com>
444 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
445 the immediate rotate count.
447 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
449 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
451 2013-04-19 Matthias Klose <doko@ubuntu.com>
455 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
457 Backport from mainline
458 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
459 Alexander Monakov <amonakov@ispras.ru>
462 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
463 flush pending lists also on non-jumps. Adjust comment.
466 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
468 * sched-deps.c (add_dependence_list_and_free): Simplify.
469 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
470 lists when add_dependence_list_and_free doesn't free them.
472 2013-04-19 Marek Polacek <polacek@redhat.com>
474 Backport from mainline
475 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
476 Jakub Jelinek <jakub@redhat.com>
478 PR tree-optimization/48189
479 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
480 If nitercst is 0, don't predict the exit edge.
482 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
484 Backport from mainline
485 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
486 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
488 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
491 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
493 * doc/tm.texi: Update.
494 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
495 * target.def (force_at_comp_dir): New hook.
496 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
497 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
499 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
502 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
503 (S_MODES): Set H_MODE bit.
504 (SF_MODES): Set only S_MODE and SF_MODE bits.
505 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
506 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
507 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
508 <MODE_FLOAT>: Likewise.
510 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
512 Backport from mainline:
513 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
516 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
517 nuses, make sure we have a label.
519 2013-04-11 Richard Biener <rguenther@suse.de>
521 * BASE-VER: Set to 4.7.4.
522 * DEV-PHASE: Set to prerelease.
524 2013-04-11 Release Manager
526 * GCC 4.7.3 released.
528 2013-04-10 David S. Miller <davem@davemloft.net>
530 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
533 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
537 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
539 Backport from mainline
540 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
541 Alexander Monakov <amonakov@ispras.ru>
544 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
545 flush pending lists also on non-jumps. Adjust comment.
547 2013-04-03 Richard Biener <rguenther@suse.de>
549 PR tree-optimization/56501
550 * tree-switch-conversion.c (check_process_case): Properly
551 handle !single_succ_p case.
553 2013-04-03 Jakub Jelinek <jakub@redhat.com>
555 Backported from mainline
556 2013-03-06 Jakub Jelinek <jakub@redhat.com>
558 PR tree-optimization/56539
559 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
560 instead of GSI_CONTINUE_LINKING as last argument to
561 force_gimple_operand_gsi. Adjust function comment.
563 2013-03-05 Jakub Jelinek <jakub@redhat.com>
566 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
567 (avoid_complex_debug_insns): New function.
568 (expand_debug_locations): Call it.
570 2013-04-02 Wei Mi <wmi@google.com>
572 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
573 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
574 *<rotate_insn><mode>3_mask in i386.md.
576 2013-04-02 Richard Biener <rguenther@suse.de>
579 Backport from mainline
580 2012-05-16 Richard Guenther <rguenther@suse.de>
582 * tree-inline.c (declare_return_variable): Properly handle
583 DECL_BY_REFERENCE return vars in SSA form.
585 2013-04-01 Wei Mi <wmi@google.com>
587 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
588 Truncate operand 2 using %b asm operand modifier.
589 (*<shift_insn><mode>3_mask): Ditto.
590 (*<rotate_insn><mode>3_mask): Ditto.
592 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
594 * config/i386/i386.md (*movsf_internal): Change type of
595 alternatives 3,4 to imov.
597 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
599 Backport from mainline
600 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
603 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
604 when the may_trap_p bit of the exprs being merged differs.
605 Reorder tests for speculativeness in the logical and operator.
607 Backport from mainline
608 2013-03-05 Jakub Jelinek <jakub@redhat.com>
611 * sel-sched-ir.c (free_sched_pools): Release
612 succs_info_pool.stack[succs_info_pool.max_top] vectors too
613 if succs_info_pool.max_top isn't -1.
615 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
617 Backport from mainline
618 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
621 * sel-sched.c: Include ira.h.
622 (implicit_clobber_conflict_p): New function.
623 (moveup_expr): Use it.
624 * Makefile.in (sel-sched.o): Depend on ira.h.
626 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
628 Backport from mainline
629 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
630 Alexander Monakov <amonakov@ispras.ru>
633 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
634 flush pending lists also on non-jumps. Adjust comment.
636 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
638 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
639 * doc/extend.texi (Named Address Spaces): Ditto.
640 (Variable Attributes): Ditto.
642 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
644 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
645 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
648 2013-03-27 Walter Lee <walt@tilera.com>
650 Backport from mainline:
651 2013-03-27 Walter Lee <walt@tilera.com>
653 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
654 double-decrement of next_scratch_regno.
656 2013-03-27 Walter Lee <walt@tilera.com>
658 Backport from mainline:
659 2013-03-27 Walter Lee <walt@tilera.com>
661 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
663 (insn_v1mulus): Ditto.
664 (insn_v2muls): Ditto.
666 2013-03-27 Walter Lee <walt@tilera.com>
668 Backport from mainline:
669 2013-03-27 Walter Lee <walt@tilera.com>
671 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
673 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
675 2013-03-27 Walter Lee <walt@tilera.com>
677 Backport from mainline:
678 2013-03-27 Walter Lee <walt@tilera.com>
680 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
682 (*sibcall_value): Ditto.
684 2013-03-27 Walter Lee <walt@tilera.com>
686 Backport from mainline:
687 2013-03-27 Walter Lee <walt@tilera.com>
689 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
690 (insn_mnz_v8qi): ... this ...
691 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
693 (insn_v<n>mnz): Replaced by ...
694 (insn_v1mnz): ... this ...
695 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
697 (insn_mz_<mode>): Replaced by ...
698 (insn_mz_v8qi): ... this ...
699 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
701 (insn_v<n>mz): Replaced by ...
702 (insn_v1mz): ... this ...
703 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
706 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
708 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
710 2013-03-26 Richard Biener <rguenther@suse.de>
712 Backport from mainline:
713 2013-03-13 Richard Biener <rguenther@suse.de>
715 PR tree-optimization/56608
716 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
717 calls when vectorizing basic-blocks.
719 2013-03-05 Richard Biener <rguenther@suse.de>
721 PR tree-optimization/56270
722 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
723 of loads after scheduling an SLP instance.
725 2013-03-26 Walter Lee <walt@tilera.com>
727 Backport from mainline:
728 2013-03-26 Walter Lee <walt@tilera.com>
730 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
731 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
733 2013-03-26 Walter Lee <walt@tilera.com>
735 Backport from mainline:
736 2013-03-25 Walter Lee <walt@tilera.com>
738 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
739 TILEGX_INSN_SHUFFLEBYTES1.
740 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
742 (tilegx_builtins): Ditto.
743 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
745 2013-03-26 Walter Lee <walt@tilera.com>
747 Backport from mainline:
748 2013-03-25 Walter Lee <walt@tilera.com>
750 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
751 tests for constraint J, K, N, P.
753 2013-03-26 Walter Lee <walt@tilera.com>
755 Backport from mainline:
756 2013-03-25 Walter Lee <walt@tilera.com>
758 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
759 Use indirect/pcrel encoding.
760 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
763 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
765 Backport from mainline:
766 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
767 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
770 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
771 (musermode): Convert to Var(TARGET_USERMODE).
772 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
773 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
774 * config/sh/sh.c (sh_option_override): Use
775 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
776 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
778 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
780 (udivsi3_i4_single, divsi3_i4_single): Use
781 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
782 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
783 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
784 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
785 (SUBTARGET_OVERRIDE_OPTIONS): New.
787 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
789 Backport from mainline:
790 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
792 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
793 to m2a-single instead of m2e.
795 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
798 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
801 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
804 * config/i386/i386.c (init_cumulative_args): Also set
805 cum->callee_return_avx256_p.
806 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
807 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
809 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
810 callee_return_avx256_p.
812 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
814 Backport from mainline:
815 2012-12-04 Ian Lance Taylor <iant@google.com>
817 * godump.c (find_dummy_types): Output a dummy type if we couldn't
818 output the real type.
820 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
823 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
824 (PLUS_EXPR): Likewise.
825 * doc/cppopts.texi (--help): Likewise.
826 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
827 (-fdump-rtl-cprop_hardreg): Likewise.
828 (-fdump-rtl-csa): Likewise.
829 (-fdump-rtl-dce): Likewise.
830 (-fdump-rtl-dbr): Likewise.
831 (-fdump-rtl-into_cfglayout): Likewise.
832 (-fdump-rtl-outof_cfglayout): Likewise.
834 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
837 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
838 (arm_print_operand, case 'S'): Don't use shift_operator to validate
841 2013-03-14 Seth LaForge <sethml@google.com>
844 Backport from mainline
845 2012-10-22 Julian Brown <julian@codesourcery.com>
847 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
848 VFP D registers in big-endian mode.
850 2013-03-08 Joey Ye <joey.ye@arm.com>
852 Backport from mainline
853 2013-03-06 Joey Ye <joey.ye@arm.com>
856 * gcc.c (convert_white_space): New function.
857 (main): Handles white space in function name.
859 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
861 Backport from mainline
862 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
865 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
866 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
867 to SH_DIV_CALL_TABLE for TARGET_SH2.
868 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
870 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
871 mdiv= call-div1, call-fp, call-table options.
873 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
875 * config.gcc (arm*-*-rtemself*): New.
876 (arm*-*-rtems*): Removed.
877 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
878 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
880 2013-03-01 Richard Biener <rguenther@suse.de>
882 Backport from mainline
883 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
885 PR tree-optimization/55481
886 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
887 back to general rewriting if we cannot leave an original biv
890 2013-03-01 Richard Biener <rguenther@suse.de>
892 Backport from mainline
893 2012-04-10 Richard Guenther <rguenther@suse.de>
896 * gimple-low.c (gimple_check_call_args): Properly account for
897 compatible aggregate types.
899 2013-02-26 Nick Clifton <nickc@redhat.com>
902 Import this patch from the mainline:
904 2012-08-17 Nick Clifton <nickc@redhat.com>
906 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
907 (branch_true): Likewise.
908 (branch_false): Likewise.
910 2013-02-26 Jakub Jelinek <jakub@redhat.com>
912 PR tree-optimization/56443
913 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
914 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
915 to type_for_mode langhook.
917 2013-02-21 Jakub Jelinek <jakub@redhat.com>
920 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
923 2013-02-19 Jakub Jelinek <jakub@redhat.com>
925 Backported from mainline
926 2013-02-19 Jakub Jelinek <jakub@redhat.com>
928 PR tree-optimization/56350
929 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
930 if haven't found reduction or nested cycle operand, rather than
931 asserting we must find it.
933 PR tree-optimization/56381
934 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
937 2013-02-08 Jakub Jelinek <jakub@redhat.com>
939 PR tree-optimization/56250
940 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
941 if type is unsigned and code isn't MULT_EXPR.
943 2013-02-06 Jakub Jelinek <jakub@redhat.com>
946 * omp-low.c (use_pointer_for_field): Return false if
947 lower_send_shared_vars doesn't generate any copy-out code.
949 2012-11-27 Jakub Jelinek <jakub@redhat.com>
951 PR tree-optimization/55110
952 * tree-vect-loop.c (vectorizable_reduction): Don't assert
953 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
955 2013-02-18 Richard Biener <rguenther@suse.de>
958 2013-02-04 Richard Biener <rguenther@suse.de>
960 Backport from mainline
961 2012-07-04 Richard Guenther <rguenther@suse.de>
963 PR tree-optimization/53844
964 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
965 the loop virtual PHI.
967 2013-02-13 David S. Miller <davem@davemloft.net>
969 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
971 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
973 Backport from mainline
974 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
976 PR rtl-optimization/56275
977 * simplify-rtx.c (avoid_constant_pool_reference): Check that
978 offset is non-negative and less than cmode size before
979 calling simplify_subreg.
981 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
983 Backport from mainline
984 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
986 * config/i386/sse.md (FMAMODEM): New mode iterator.
987 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
988 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
990 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
992 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
993 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
994 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
996 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
998 Backport from mainline
999 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1002 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1003 If there is no implicit builtin declaration, just return NULL.
1005 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1006 Michael Meissner <meissner@linux.vnet.ibm.com>
1008 Backport from mainline
1009 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1010 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1012 2013-02-07 David S. Miller <davem@davemloft.net>
1014 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1016 * var-tracking.c (vt_add_function_parameter): Test the presence of
1017 HAVE_window_save properly and do not remap argument registers when
1018 we have a leaf function.
1020 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1022 Backport from mainline
1023 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1026 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1028 * config/i386/i386.c (ix86_print_operand): Ditto.
1030 2013-02-07 Alan Modra <amodra@gmail.com>
1033 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1034 static chain, set REST_INLINE_FPRS too.
1036 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1038 Backport from mainline
1039 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1041 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1042 * configure: Regenerate.
1044 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1046 Backport from mainline
1047 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1048 Andrew Dixie <andrewd@gentrack.com>
1050 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1053 2013-02-05 Richard Biener <rguenther@suse.de>
1055 Backport from mainline
1056 2012-12-10 Richard Biener <rguenther@suse.de>
1058 PR tree-optimization/55107
1059 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1060 (bitmap_set_replace_value): Add gcc_unreachable.
1061 (do_regular_insertion): Re-write all_same handling. Insert
1062 an assignment instead of a PHI in this case.
1063 (execute_pre): Do not record constified events.
1065 2013-02-05 Richard Biener <rguenther@suse.de>
1067 PR tree-optimization/54767
1068 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1069 backedges drop all symbolical range information.
1070 (execute_vrp): Compute backedges.
1072 2013-02-04 Richard Biener <rguenther@suse.de>
1074 Backport from mainline
1075 2012-01-11 Richard Guenther <rguenther@suse.de>
1077 PR tree-optimization/44061
1078 * tree-vrp.c (extract_range_basic): Compute zero as
1079 value-range for __builtin_constant_p of function parameters.
1081 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1084 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1086 2013-02-04 Richard Biener <rguenther@suse.de>
1088 Backport from mainline
1089 2012-07-04 Richard Guenther <rguenther@suse.de>
1091 PR tree-optimization/53844
1092 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1093 the loop virtual PHI.
1095 2012-12-13 Richard Biener <rguenther@suse.de>
1098 * tree-streamer.c (record_common_node): Check that we are not
1099 recursively pre-loading nodes we want to skip. Handle
1100 char_type_node appearing as part of va_list_type_node.
1102 2013-02-04 Richard Biener <rguenther@suse.de>
1105 * gimple.h (gimple_call_builtin_class_p): New function.
1106 * gimple.c (validate_call): New function.
1107 (gimple_call_builtin_class_p): Likewise.
1108 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1109 Use gimple_call_builtin_class_p.
1110 (find_func_clobbers): Likewise.
1111 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1112 (strlen_optimize_stmt): Likewise.
1114 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1116 Backported from mainline
1117 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1119 PR tree-optimization/56125
1120 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1121 pow(x,c) into sqrt(x) * powi(x, n/2) or
1122 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1123 optimizing for size.
1124 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1125 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1128 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1130 PR tree-optimization/56098
1131 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1132 for stmts with volatile ops.
1133 (cond_store_replacement): Don't optimize if assign has volatile ops.
1134 (cond_if_else_store_replacement_1): Don't optimize if either
1135 then_assign or else_assign have volatile ops.
1137 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1140 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1141 instead of cmpdi_operand for first comparison operand.
1142 Don't assert that comparison operands aren't both constants.
1144 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1146 PR tree-optimization/56051
1147 * fold-const.c (fold_binary_loc): Don't fold
1148 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1149 a narrowing conversion, or widening conversion from signed
1152 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1155 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1156 the case where writing real complex part of target modifies
1159 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1162 * function.c (thread_prologue_and_epilogue_insns): Always
1163 add crtl->drap_reg to set_up_by_prologue.set, even if
1164 stack_realign_drap is false.
1166 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1168 PR tree-optimization/55921
1169 * tree-complex.c (expand_complex_asm): New function.
1170 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1172 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1174 PR rtl-optimization/55838
1175 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1176 iv0.step, iv1.step and step.
1178 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1181 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1182 * gimple-low.c: Include langhooks.c.
1183 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1184 by default call lang_hooks.block_may_fallthru.
1185 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1187 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1188 (LANG_HOOKS_INITIALIZER): Use it.
1190 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1193 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1194 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1195 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1196 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1197 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1199 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1201 PR tree-optimization/55236
1202 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1203 and signed ARG0_TYPE, force low and high to be non-NULL.
1205 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1207 PR rtl-optimization/54127
1208 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1209 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1210 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1211 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1212 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1214 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1216 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1217 range isn't testing for zero.
1219 2013-01-29 Richard Biener <rguenther@suse.de>
1221 PR tree-optimization/56113
1222 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1224 (label_visit): Free duplicate bitmaps and record the leader instead.
1225 (perform_var_substitution): Adjust.
1227 2013-01-28 Serowk <serowk@yandex.ru>
1230 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1231 Fix mode checks to allow for the passing of constants in the
1233 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1234 Add entries in the switch statement for builtin iwmmxt vector
1235 shift and rotate builtins.
1237 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1239 Backport from mainline
1240 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1243 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1244 operand 0 in movabs insn template for -masm=intel asm alternative.
1245 (*movabs<mode>_2): Ditto for operand 1.
1247 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1249 Backport from mainline
1250 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1254 alternative to (o,r).
1255 (*movdi_internal_rex64): Remove (!o,n) alternative.
1256 (DImode immediate->memory splitter): Remove.
1257 (DImode immediate->memory peephole2): Remove.
1258 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1259 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1260 alternative to (!o,*r).
1261 (*movtf_internal_sse): New pattern.
1262 (*movxf_internal_rex64): New pattern.
1263 (*movxf_internal): Disable for TARGET_64BIT.
1264 (*movdf_internal_rex64): Remove (!o,F) alternative.
1266 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1269 involving stack registers slightly.
1271 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/constraints.md (Yf): New constraint.
1274 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1275 of f constraint to conditionaly disable x87 register preferences.
1276 (*movdf_internal): Ditto.
1277 (*movsf_internal): Ditto.
1279 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1282 (*movtf_internal_rex64): Add (!o,C) alternative
1283 (*movxf_internal_rex64): Ditto.
1284 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1286 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1288 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1290 2013-01-24 Martin Jambor <mjambor@suse.cz>
1292 Backport from mainline
1293 2013-01-04 Martin Jambor <mjambor@suse.cz>
1295 PR tree-optimization/55755
1296 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1297 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1299 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1301 Backport from mainline
1302 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1306 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1308 PR rtl-optimization/56023
1309 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1310 dependent on debug instruction.
1312 2013-01-21 Martin Jambor <mjambor@suse.cz>
1314 Backport from mainline
1315 2013-01-17 Martin Jambor <mjambor@suse.cz>
1317 PR tree-optimizations/55264
1318 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1319 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1320 for virtual functions.
1321 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1322 for virtual methods.
1323 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1324 virtual methods before inlining is over.
1326 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1328 Backport from mainline
1329 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1332 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1333 store through atomic_store<mode>_1.
1334 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1336 2013-01-16 Richard Biener <rguenther@suse.de>
1339 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1340 account for bitpos when computing alignment.
1342 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1344 Backport from 2013-01-14 trunk r195169.
1347 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1348 etc. to 1 and not to __flash.
1349 Use LL suffix for __INT24_MAX__ with -mint8.
1350 Use ULL suffix for __UINT24_MAX__ with -mint8.
1352 2013-01-14 Matthias Klose <doko@ubuntu.com>
1354 * doc/invoke.texi: Document -print-multiarch.
1355 * doc/install.texi: Document --enable-multiarch.
1356 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1357 * configure.ac: Add --enable-multiarch option.
1358 Substitute with_cpu, with_float.
1359 * configure: Regenerate.
1360 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1361 enable_multiarch, with_cpu, with_float: New macros.
1362 if_multiarch: New macro, define in terms of enable_multiarch.
1363 * genmultilib: Add new argument for the multiarch name.
1364 * gcc.c (multiarch_dir): Define.
1365 (for_each_path): Search for multiarch suffixes.
1366 (driver_handle_option): Handle multiarch option.
1367 (do_spec_1): Pass -imultiarch if defined.
1368 (main): Print multiarch.
1369 (set_multilib_dir): Separate multilib and multiarch names
1370 from multilib_select.
1371 (print_multilib_info): Ignore multiarch names in multilib_select.
1372 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1373 * cppdefault.h (default_include): Document multiarch in multilib
1375 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1376 include directory for multiarch directories.
1377 * common.opt: New options --print-multiarch and -imultilib.
1379 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1380 Include i386/t-linux.
1381 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1382 Include i386/t-kfreebsd.
1383 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1384 * config/i386/t-linux64: Add multiarch names in
1385 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1386 * config/i386/t-gnu: New file.
1387 * config/i386/t-kfreebsd: Likewise.
1388 * config/i386/t-linux: Likewise.
1390 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1391 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1392 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1393 for 32bit non-biarch configurations.
1395 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1396 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1399 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1401 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1403 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1404 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1405 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1407 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1408 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1409 Include rs6000/t-linux for 32bit non-biarch configurations.
1411 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1413 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1415 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1416 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1418 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1419 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1421 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1423 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1424 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1425 (vect_estimate_min_profitable_iter): Adjust to above fix.
1426 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1428 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1430 Backport from mainline
1431 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1433 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1434 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1435 documentation. Add missing '__' in front of
1436 __builtin_ia32_packssdw256.
1438 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1440 Backport from mainline
1441 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1443 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1444 attribute of movddup insn to DF.
1445 (*vec_interleave_lowv2df): Ditto.
1446 (vec_dupv2df): Ditto.
1448 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1450 Backport from 2013-01-07 trunk r194991, r194992.
1453 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1456 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1457 (avr_addrspace_t): Add .section_name field.
1458 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1460 (avr_addrspace): Same. Initialize .section_name. Remove last
1461 NULL entry. Put __memx into .progmemx.data.
1462 (progmem_section_prefix): Remove.
1463 (avr_asm_init_sections): No need to initialize progmem_section.
1464 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1465 section name prefix.
1466 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1467 retrieve the progmem section.
1468 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1469 boundary to run over avr_addrspace[].
1470 (avr_register_target_pragmas): Ditto.
1472 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1474 Backport from 2013-01-07 trunk r194978.
1477 * doc/install.texi (Cross-Compiler-Specific Options): Document
1480 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1482 Backport from 2013-01-07 trunk r194968.
1485 * config/avr/t-avr: Don't automatically rebuild
1486 $(srcdir)/config/avr/t-multilib
1487 $(srcdir)/config/avr/avr-tables.opt
1488 (avr-mcus): New phony target to build them on request.
1489 (s-avr-mlib): Remove.
1490 * avr/avr-mcus.def: Adjust comments.
1492 2013-01-07 Terry Guo <terry.guo@arm.com>
1494 Backport from mainline
1495 2012-12-19 Terry Guo <terry.guo@arm.com>
1497 * config/arm/arm.c (thumb_find_work_register): Check argument
1498 register number based on current PCS.
1500 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1502 Backport from mainline
1503 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1507 selected code model, define __code_mode_small__, __code_model_medium__,
1508 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1509 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1510 xchg temporary register with %k. Declare temporary register as
1512 [__x86_64__]: For medium and large code models, preserve %rbx register.
1514 2013-01-03 Richard Henderson <rth@redhat.com>
1516 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1517 after eliminating TLS symbols.
1519 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1522 * config/pa/pa.md (movsi): Revert previous change.
1523 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1526 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1529 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1532 2013-01-02 Jason Merrill <jason@redhat.com>
1535 * tree.c (build_array_type_1): Revert earlier change.
1537 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1540 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1541 after reload starts.
1543 2012-12-21 Martin Jambor <mjambor@suse.cz>
1545 PR tree-optimization/55355
1546 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1547 bit_position is small enough to fit a single HOST_WIDE_INT.
1549 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1551 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1553 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1555 Backport from mainline
1556 2012-10-15 Matthias Klose <doko@ubuntu.com>
1558 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1559 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1561 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1562 Tomash Brechko <tomash.brechko@gmail.com>
1565 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1566 handling of before and after cases.
1567 * config/sparc/sync.md (atomic_store): Fix pasto.
1569 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1571 * optabs.c (expand_atomic_store): Elide redundant model test.
1573 2012-12-13 Richard Henderson <rth@redhat.com>
1576 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1578 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1581 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1582 (tldo_stb_sp64): Likewise.
1583 (tldo_sth_sp32): Likewise.
1584 (tldo_sth_sp64): Likewise.
1585 (tldo_stw_sp32): Likewise.
1586 (tldo_stw_sp64): Likewise.
1587 (tldo_stx_sp64): Likewise.
1589 2012-12-10 Kai Tietz <ktietz@redhat.com>
1592 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1594 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1596 Backport from mainline
1597 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1598 H.J. Lu <hongjiu.lu@intel.com>
1601 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1602 before using it as insn or call equivalent.
1604 2012-12-06 Jason Merrill <jason@redhat.com>
1607 * tree.c (build_array_type_1): Re-layout if we found it in the
1610 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1612 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1613 opaque cond in all call insns.
1615 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1617 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1618 area if the function allocates dynamic stack space.
1619 (ia64_initial_elimination_offset): Adjust offsets to above change.
1621 2012-12-03 Richard Biener <rguenther@suse.de>
1623 Backport from mainline
1624 2012-09-24 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/53663
1627 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1628 native encode/interpret translation on VN_WALKREWRITE.
1630 2012-12-03 Kai Tietz <ktietz@redhat.com>
1633 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1636 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1639 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1641 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1643 Backport from mainline:
1644 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1647 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1648 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1649 (in_nullified_branch_delay): Likewise.
1650 (in_call_delay): Likewise.
1651 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1652 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1653 the $$sh_func_adrs call as variable. Update type of sibcalls and
1654 $$sh_func_adrs call.
1655 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1656 length instead of adjustment. Handle negative and undefined call
1657 adjustments for insn_default_length. Remove adjustment for millicode
1658 insn with unfilled delay slot.
1659 (pa_output_millicode_call): Update for revised millicode length.
1660 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1662 2012-11-29 Kai Tietz <ktietz@redhat.com>
1665 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1666 use by XNEWVEC/XRESIZEVEC.
1668 * i386.c (get_scratch_register_on_entry): Handle
1669 thiscall-convention.
1670 (split_stack_prologue_scratch_regno): Likewise.
1671 (ix86_static_chain): Likewise.
1672 (x86_output_mi_thunk): Likewise.
1674 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1676 Backported from mainline
1677 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1678 Markus Trippelsdorf <markus@trippelsdorf.de>
1681 * lto-opts.c (lto_write_options): Also handle
1682 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1683 OPT_SPECIAL_program_name.
1686 * lto-wrapper.c (merge_and_complain): Handle
1687 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1688 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1690 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1692 PR rtl-optimization/55489
1693 * gcse.c (compute_transp): Precompute a canonical version
1694 of XEXP (x, 0), and pass it to canon_true_dependence.
1696 2012-11-27 Richard Biener <rguenther@suse.de>
1699 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1700 stmt with a NOP instead of removing it.
1702 2012-11-26 Richard Biener <rguenther@suse.de>
1704 Backport from mainline
1705 2012-10-19 Richard Biener <rguenther@suse.de>
1707 PR tree-optimization/54976
1708 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1709 Robustify against odd inner_mode inputs.
1711 2012-10-12 Richard Biener <rguenther@suse.de>
1713 PR tree-optimization/54894
1714 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1715 Handle over-aligned scalar types properly.
1717 2012-10-02 Richard Guenther <rguenther@suse.de>
1720 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1721 cleaning up the CFG.
1723 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1725 Backport from mainline
1726 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1728 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1729 explaining the register ordering preferences.
1731 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1732 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1733 constraints so that the traditional floating point loads, stores,
1734 and moves are done first, then the VSX loads, stores, and moves,
1735 and finally the GPR loads, stores, and moves so that reload
1736 chooses FPRs over GPRs, and uses the traditional load/store
1737 instructions which provide an offset.
1738 (movdf_hardfloat64): Likewise.
1740 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1742 Backported from mainline
1743 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1744 H.J. Lu <hongjiu.lu@intel.com>
1747 * config/i386/i386.c (legitimize_pic_address): Properly handle
1749 (ix86_print_operand_address): Set code to 'k' when forcing
1750 addr32 prefix. For x32, zero-extend negative displacement if
1753 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1755 * common.opt (fvar-tracking-uninit): Document.
1756 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1757 * config/darwin.c (darwin_override_options): Likewise.
1759 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1761 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1762 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1764 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1766 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1768 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1770 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1773 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1775 Backport from mainline
1776 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1778 * config/i386/i386.c (ix86_init_machine_status): Do not
1779 explicitly clear tls_descriptor_call_expanded_p again.
1781 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1783 * config/i386/sse.md
1784 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1785 as read and written by the instruction.
1787 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1790 (ix86_instantiate_decls): New function.
1791 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1792 stack slot instead of SLOT_VIRTUAL.
1793 <case IX86_BUILTIN_STMXCSR>: Ditto.
1794 (assign_386_stack_local): Do not assert when virtual slot is valid.
1795 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1796 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1797 (truncxf<mode>2): Ditto.
1798 (floatunssi<mode>2): Ditto.
1799 (isinf<mode>2): Ditto.
1800 * config/i386/sync.md (atomic_load<mode>): Ditto.
1801 (atomic_store<mode>): Ditto.
1803 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1806 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1807 the argument is itself a conditional expression.
1809 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1811 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1814 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1816 PR tree-optimization/54986
1817 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1818 conversions on entry but add them back on exit if needed.
1820 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1823 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1825 (print_reg): Use true_regnum rather than REGNO.
1826 (ix86_print_operand_address): Remove SUBREG handling.
1828 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1830 Backported from mainline
1831 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1834 * gimple.h (is_gimple_sizepos): New inline function.
1835 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1836 final assignment to expr variable.
1837 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1838 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1839 into a local temporary.
1841 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1843 PR tree-optimization/54877
1844 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1845 use make_ssa_name instead of copy_ssa_name.
1847 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1849 Backport from mainline
1850 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1852 PR tree-optimization/53708
1853 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1854 user-supplied alignment when used with an explicit section name.
1856 2012-11-02 Jeff Law <law@redhat.com>
1858 PR tree-optimization/54985
1859 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1860 from thread_across_edge.
1861 (thread_across_edge): Use it in all cases where we might thread
1864 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1866 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1867 special register pushes before frame probing and allocation.
1869 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1870 Joel Sherrill <joel.sherrill@oarcorp.com>
1872 * config/sparc/t-rtems: New (Custom multilibs).
1873 * config/sparc/t-rtems-64: New (Custom multilibs).
1874 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1875 (sparc-*-rtems*): Add sparc/t-rtems.
1877 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1879 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1881 (hash_rtx): Likewise.
1883 2012-10-29 Terry Guo <terry.guo@arm.com>
1885 Backport from mainline
1886 2012-10-11 Terry Guo <terry.guo@arm.com>
1888 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1890 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1893 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1895 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1896 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1898 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1900 * config/avr/t-rtems: Revert previous commit.
1902 2012-10-26 Terry Guo <terry.guo@arm.com>
1904 Backport from mainline
1905 2012-10-23 Terry Guo <terry.guo@arm.com>
1908 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1911 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1913 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1915 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1917 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1919 * config.gcc (microblaze*-*-rtems*): New target.
1920 * config/microblaze/rtems.h: New.
1921 * config/microblaze/t-rtems: New.
1923 2012-10-25 Richard Biener <rguenther@suse.de>
1925 PR tree-optimization/54902
1926 * tree-ssa-pre.c (fini_pre): Return TODO.
1927 (execute_pre): Adjust.
1928 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1929 blocks before computing dominators.
1931 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1933 Backport from mainline
1934 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1936 * config/i386/i386.c (memory_address_length): Assert that non-null
1937 base or index RTXes are registers. Do not check for REG RTXes.
1938 Determine addr32 prefix using SImode_address_operand or
1939 from original base and index RTXes. Simplify code.
1941 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1943 * config/i386/i386-protos.h (memory_address_length): Add new bool
1944 argument. Update all uses.
1945 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1946 add length of addr32 prefix based on mode of base or index register.
1947 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1948 addresses here. Update call to memory_address_length.
1949 (ix86_print_address_operand): Use SImode_address_operand predicate.
1950 * config/i386/predicates.md (SImode_address_operand): New.
1951 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1952 to calculate "mode" attribute. Use SImode_address_operand predicate
1953 instead of open-coding accepted RTX codes.
1955 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1957 Backport from 2012-10-22 trunk r192685.
1958 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1959 Note __AVR_<device>__ is not defined for cores.
1960 Don't point to --help=target.
1961 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1963 2012-10-19 Marek Polacek <polacek@redhat.com>
1965 Backported from mainline
1966 2012-10-19 Marek Polacek <polacek@redhat.com>
1969 * fold-const.c (fold_sign_changed_comparison): Punt if folding
1970 pointer/non-pointer comparison.
1972 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1974 Backported from mainline
1975 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
1978 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
1979 sure the mode is correct when falling through from above cases.
1981 2012-10-19 Alan Modra <amodra@gmail.com>
1983 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
1984 (HAVE_LD_LARGE_TOC): Likewise.
1985 * configure: Regenerate.
1987 2012-10-19 Alan Modra <amodra@gmail.com>
1989 * config/rs6000/predicates.md (splat_input_operand): Don't call
1990 input_operand for MEMs. Instead check for volatile and call
1991 memory_address_addr_space_p with modified mode.
1993 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1995 Backported from mainline
1996 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
1998 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2000 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2002 PR rtl-optimization/54870
2003 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2004 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2005 SSA_NAME pointer that points to a partition if there is at least
2006 one variable with it set in the partition.
2007 * dse.c (local_variable_can_escape): New predicate.
2008 (can_escape): Call it.
2009 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2010 mark the SSA_NAME pointer that points to a partition.
2012 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2014 Backport from mainline
2015 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2017 PR rtl-optimization/53701
2018 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2019 rocess not only expr's vinsns but all old vinsns from expr's
2022 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2024 Backport from mainline
2025 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2028 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2030 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2031 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2032 only if producer writes to the register given by regno.
2034 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2036 Backport from mainline
2037 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2039 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2040 (UNSPEC_LOADU): New.
2041 (UNSPEC_STOREU): Ditto.
2042 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2043 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2044 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2045 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2046 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2047 (<sse2>_storedqu<avxsizesuffix>): ... this.
2048 (*sse4_2_pcmpestr_unaligned): Update.
2049 (*sse4_2_pcmpistr_unaligned): Ditto.
2051 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2052 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2053 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2054 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2055 gen_sse2_load{dqu,upd} to load from unaligned memory and
2056 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2058 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2059 Use CODE_FOR_sse_loadups.
2060 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2061 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2062 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2063 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2064 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2065 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2066 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2067 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2068 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2069 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2070 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2072 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2074 Backport from trunk (r190222):
2076 PR tree-optimization/54146
2077 * ifcvt.c: Include pointer-set.h.
2078 (cond_move_process_if_block): Change type of then_regs and
2079 else_regs from alloca'd array to pointer_sets.
2080 (check_cond_move_block): Update for this change.
2081 (cond_move_convert_if_block): Likewise.
2082 * Makefile.in: Fix dependencies for ifcvt.o.
2084 2012-10-15 Richard Guenther <rguenther@suse.de>
2086 PR tree-optimization/54920
2087 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2088 allocate temporary storage for all NARY elements.
2090 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2093 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2095 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2097 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2098 default_use_cxa_atexit to yes.
2100 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2102 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2104 2012-10-05 Jan Hubicka <jh@suse.cz>
2105 Jakub Jelinek <jakub@redhat.com>
2107 PR tree-optimization/33763
2108 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2109 attribute for redefined extern inline functions.
2111 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2113 Backported from mainline
2114 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2116 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2117 in SSE and YMM state support check for -march=native.
2119 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2122 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2125 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2127 Backported from mainline
2128 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2131 * doc/invoke.texi: Document -mprefer-avx128.
2133 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2135 Backported from mainline
2136 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2139 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2140 (XSTATE_FP): Likewise.
2141 (XSTATE_SSE): Likewise.
2142 (XSTATE_YMM): Likewise.
2143 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2144 SSE and YMM states aren't supported.
2146 2012-10-01 Tom de Vries <tom@codesourcery.com>
2148 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2151 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2154 * config/s390/s390.c (s390_option_override): Add missing break.
2156 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2158 Backport from mainline
2159 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2161 * config.gcc: Replace 'host' with 'target' when configuring for
2162 powerpc64*-*-freebsd.
2164 2012-09-28 Meador Inge <meadori@codesourcery.com>
2166 Backport from mainline
2167 2012-09-27 Meador Inge <meadori@codesourcery.com>
2169 * gcc-ar.c (main): Handle the returning of the sub-process error
2172 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2174 Backport from 2012-09-28 trunk r191821.
2175 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2177 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2180 * simplify-rtx.c (simplify_binary_operation_1): Perform
2181 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2183 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2185 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2186 TYPE_NONALIASED_COMPONENT flag.
2187 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2188 TYPE_NONALIASED_COMPONENT flag.
2190 2012-09-21 Richard Guenther <rguenther@suse.de>
2193 Backport from mainline
2194 2012-04-19 Richard Guenther <rguenther@suse.de>
2196 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2199 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2202 * c-typeck.c (c_cast_expr): When casting to a type requiring
2203 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2206 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2209 * c-typeck.c (build_unary_op): Pass original argument of
2210 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2211 any C_MAYBE_CONST_EXPR, if it has integer operands.
2212 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2213 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2214 to c_objc_common_truthvalue_conversion, then remove any
2215 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2216 c_objc_common_truthvalue_conversion not
2217 c_common_truthvalue_conversion.
2218 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2219 call note_integer_operands for arguments with integer operands
2220 that are not integer constants.
2222 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2224 Backported from mainline
2225 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2227 PR tree-optimization/54563
2228 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2229 gimple_purge_dead_eh_edges if last call has been changed.
2231 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2234 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2235 instead of (match_dup 0) as second argument to vec_merge.
2236 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2237 Remove third alternative.
2238 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2239 operand 2 instead of operand 1, but put it as first argument
2241 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2242 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2245 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2247 * BASE-VER: Set to 4.7.3.
2248 * DEV-PHASE: Set to prerelease.
2250 2012-09-20 Release Manager
2252 * GCC 4.7.2 released.
2254 2012-09-15 Andi Kleen <ak@linux.intel.com>
2256 Backport from mainline
2257 2012-09-07 Andi Kleen <ak@linux.intel.com>
2259 * gcc/lto-streamer.h (res_pair): Add.
2260 (lto_file_decl_data): Replace resolutions with respairs.
2262 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2263 Initialize respairs.
2264 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2266 2012-09-14 Walter Lee <walt@tilera.com>
2268 Backport from mainline.
2269 2012-09-14 Walter Lee <walt@tilera.com>
2271 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2272 option for TILEPro and TILE-Gx.
2274 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2276 * config/i386/i386.h (x86_prefetchw): New global variable.
2277 (TARGET_PREFETCHW): New macro.
2278 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2279 (processor_alias_table): Add PTA_PREFETCHW to
2280 bdver1, bdver2 and btver1.
2281 (ix86_option_override_internal): Set x86_prefetchw for
2282 PTA_PREFETCHW targets.
2283 * config/i386/i386.md (prefetch): Expand to prefetchw
2284 for TARGET_PREFETCHW.
2285 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2287 Backport from mainline
2288 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2290 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2291 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2293 (*prefetch_sse): ... this.
2294 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2296 (*prefetch_3dnow): ... this.
2298 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2301 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2302 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2304 2012-09-12 Teresa Johnson <tejohnson@google.com>
2306 Backport from mainline.
2307 2012-09-12 Teresa Johnson <tejohnson@google.com>
2309 PR gcov-profile/54487
2310 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2311 test using F_SETLKW with fcntl.
2312 * configure, config.in: Regenerate.
2314 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2316 Backport from mainline
2317 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2319 * config/i386/i386.md : Comments on fma4 instruction selection
2320 reflect requirement on register pressure based cost model.
2322 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2323 flag is set-reset as informed by the cpuid flag.
2325 * config/i386/i386.c (processor_alias_table): fma4
2326 flag is enabled for bdver2.
2328 2012-09-12 Christian Bruel <christian.bruel@st.com>
2330 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2332 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2334 * config.gcc: Obsolete picochip-*.
2336 2012-09-11 Richard Guenther <rguenther@suse.de>
2339 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2340 on flag_toplevel_reorder.
2342 2012-09-10 Richard Henderson <rth@redhat.com>
2344 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2347 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2349 Backport from 2012-09-10 mainline r191132.
2352 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2354 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2357 * tree-sra.c (disqualify_base_of_expr): Check for possible
2358 NULL_TREE returned by get_base_address()
2360 2012-09-07 Richard Guenther <rguenther@suse.de>
2362 Backport from mainline
2363 2012-06-26 Jan Hubicka <jh@suse.cz>
2366 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2369 2012-09-07 Richard Guenther <rguenther@suse.de>
2371 Backport from mainline
2372 2012-07-13 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/53922
2375 * tree-vrp.c (value_inside_range): Change prototype to take
2376 min/max instead of value-range.
2377 (range_includes_zero_p): Likewise. Return the result from
2379 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2380 return value from range_includes_zero_p.
2381 (extract_range_from_unary_expr_1): Likewise.
2382 (compare_range_with_value): Likewise.
2383 (vrp_meet_1): Likewise.
2385 2012-09-07 Richard Guenther <rguenther@suse.de>
2388 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2389 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2390 arguments separately.
2392 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2394 Backported from mainline
2395 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2397 PR rtl-optimization/54455
2398 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2399 bb ends up with asm goto referencing bb's label.
2401 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2403 Backport from mainline.
2404 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2405 Richard Earnshaw <richard.earnshaw@arm.com>
2408 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2409 element size. Use elem_type from the formal parameter. New parameter
2411 (neon_expand_args): Adjust call to neon_dereference_pointer.
2413 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2416 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2418 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2420 Backport from mainline
2421 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2423 * config/i386/i386.md (isa): Add fma and fma4.
2424 (enabled): Handle fma and fma4.
2425 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2426 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2427 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2428 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2429 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2430 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2432 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2434 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2435 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2436 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2438 2012-09-06 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/54498
2441 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2442 abort when reaching an already visited region.
2443 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2444 (get_continuation_for_phi_1): Likewise.
2445 (walk_non_aliased_vuses): When we translated the reference,
2446 abort when we re-visit a region.
2447 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2449 2012-09-06 Andrew Pinski <apinski@cavium.com>
2452 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2454 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2457 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2458 build_int_cst with size_type_node instead of size_int.
2460 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2462 Backport from 2012-09-05 mainline r190697.
2465 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2466 configured --with-avrlibc.
2467 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2469 * config/avr/avrlibc.h: New file.
2470 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2471 configured --with-avrlibc.
2472 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2474 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2476 Backport from 2012-09-04 mainline r190919
2479 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2480 of size less than 4 bytes by using macro ARM_NUM_INTS.
2481 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2483 2012-09-04 Richard Henderson <rth@redhat.com>
2485 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2487 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2489 Backport from 2012-09-04 mainline r190920
2492 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2494 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2496 Backport from 2012-09-04 mainline r190914
2499 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2501 (avr_allocate_stack_slots_for_args): ...this new static function.
2503 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2505 Backported from mainline
2506 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2509 * doc/invoke.texi: Add -da and remove -dm.
2511 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2513 Backported from mainline
2514 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2517 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2518 operands[1] is CONST_INT_P, convert it to QImode before printing.
2520 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2523 * c-convert.c (convert): Don't call fold_convert_loc if
2524 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2525 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2526 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2528 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2531 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2532 if init is a CONSTRUCTOR.
2534 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2536 PR rtl-optimization/54369
2537 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2538 calling dbr_schedule.
2539 * config/sparc/sparc.c (sparc_reorg): Likewise.
2541 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2543 Backport from mainline
2544 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2546 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2547 case for Atom processor.
2549 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2551 Backport from mainline
2552 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2555 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2556 true for TARGET_64BIT or !flag_pic.
2557 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2558 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2559 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2560 Add insn constraint. Conditionally emit xchg asm insns.
2561 (atomic_compare_and_swap<mode>): Update calls. Check only
2562 cmpxchg8b_pic_memory_operand in memory address fixup.
2564 (CASHMODE): Rename from DCASHMODE.
2565 (doublemodesuffix): Update modes.
2566 (regprefix): New mode attribute.
2568 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2569 <UNSPECV_CMPXCHG>: New constant.
2570 (atomic_compare_and_swap<mode>_1): Rename from
2571 atomic_compare_and_swap_single<mode>. Update calls and
2572 unspec_volatile constants.
2573 (atomic_compare_and_swap<mode>_doubleword): Rename from
2574 atomic_compare_and_swap_double<mode>. Update calls and
2575 unspec_volatile constants.
2577 2012-08-28 Walter Lee <walt@tilera.com>
2579 Backport from mainline
2580 2012-08-28 Walter Lee <walt@tilera.com>
2582 * confg/tilegx/tilegx.md: Fix code style.
2583 (*zero_extendsidi_truncdisi): Fix typo.
2584 * config/tilegx/tilegx.c: Fix code style.
2585 (tilegx_function_profiler): Fix typo.
2587 2012-08-27 Walter Lee <walt@tilera.com>
2589 Backport from mainline
2590 2012-08-27 Walter Lee <walt@tilera.com>
2592 * doc/md.texi (TILE-Gx): Fix typo.
2594 2012-08-27 Walter Lee <walt@tilera.com>
2596 Backport from mainline
2597 2012-08-27 Walter Lee <walt@tilera.com>
2599 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2600 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2602 2012-08-27 Walter Lee <walt@tilera.com>
2604 Backport from mainline
2605 2012-08-27 Walter Lee <walt@tilera.com>
2607 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2608 (insn_bfins): Delete.
2610 2012-08-27 Walter Lee <walt@tilera.com>
2612 Backport from mainline
2613 2012-08-27 Walter Lee <walt@tilera.com>
2615 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2616 atomic_exchange_bare<mode>,
2617 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2618 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2619 * config/tilegx/tilegx.md (type): Add X1_remove.
2620 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2621 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2622 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2625 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2627 PR rtl-optimization/54088
2628 * jump.c (delete_related_insns): Robustify latest change.
2630 2012-08-21 Richard Guenther <rguenther@suse.de>
2632 Backport from mainline
2633 2012-08-16 Richard Guenther <rguenther@suse.de>
2636 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2638 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2639 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2640 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2641 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2642 (tree_ssa_lim_finalize): Free all mem_refs.
2643 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2644 scc when bailing out.
2645 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2646 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2647 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2648 FOR_EACH_LOOP_BREAK.
2650 2012-08-17 Richard Guenther <rguenther@suse.de>
2652 * tree-sra.c (modify_function): Free redirect_callers vector.
2653 * ipa-split.c (split_function): Free args_to_pass vector.
2654 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2656 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2657 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2658 (vect_analyze_slp_instance): Free everything.
2659 (destroy_bb_vec_info): Free the SLP instances.
2661 2012-08-17 Richard Guenther <rguenther@suse.de>
2663 * params.def (integer-share-limit): Decrease from 256 to 251,
2666 2012-08-21 Richard Guenther <rguenther@suse.de>
2668 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2669 the affine expansion cache.
2671 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2673 Backported from trunk
2674 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2677 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2679 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2681 Backport from mainline.
2682 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2685 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2686 mark as predicable. Adjust asm template.
2687 (vec_setv2di_internal): Likewise.
2688 (vec_extract<mode> VD, VQ): Likewise.
2689 (vec_extractv2di): Likewise.
2690 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2691 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2692 (neon_vdup_n<mode> VX, V32): Likewise.
2693 (neon_vdup_nv2di): Likewise.
2695 2012-08-17 Walter Lee <walt@tilera.com>
2697 Backport from mainline
2698 2012-08-17 Walter Lee <walt@tilera.com>
2700 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2701 (FEEDBACK_ENTER): Define.
2702 (FEEDBACK_REENTER): Define.
2703 (FEEDBACK_ENTRY): Define.
2704 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2705 (FEEDBACK_ENTER): Define.
2706 (FEEDBACK_REENTER): Define.
2707 (FEEDBACK_ENTRY): Define.
2709 2012-08-16 Walter Lee <walt@tilera.com>
2711 Backport from mainline
2712 2012-08-16 Walter Lee <walt@tilera.com>
2714 * config.gcc (tilegx-*-linux*): Add feedback.h.
2715 (tilepro-*-linux*): Likewise.
2716 * config/tilegx/feedback.h: New file.
2717 * config/tilepro/feedback.h: New file.
2719 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2721 Backport from mainline r189840 and r187586:
2722 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2724 * config/i386/i386.md (stack_protect_set): Disable the pattern
2725 for Android since Android libc (bionic) does not provide random
2726 value for stack protection guard at gs:0x14. Guard value
2727 will be provided from external symbol (default implementation).
2728 (stack_protect_set_<mode>): Likewise.
2729 (stack_protect_test): Likewise.
2730 (stack_protect_test_<mode>): Likewise.
2731 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2732 not have Bionic by default
2733 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2734 Macro OPTION_BIONIC is defined in this file and provides Bionic
2735 accessibility status
2737 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2739 * configure.ac: Stack protector enabling for Android targets.
2740 * configure: Regenerate.
2742 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2744 Backported from trunk
2745 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2747 PR rtl-optimization/53942
2748 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2749 directly from likely spilled non-fixed hard registers, move them
2752 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2754 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2755 (xop_phaddubq): Ditto.
2757 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2759 Backport from mainline
2760 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2761 Richard Earnshaw <rearnsha@arm.com>
2763 * target.def (vector_alignment): New target hook.
2764 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2765 * doc/tm.texi: Regenerate.
2766 * targhooks.c (default_vector_alignment): New function.
2767 * targhooks.h (default_vector_alignment): Add prototype.
2768 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2769 * config/arm/arm.c (arm_vector_alignment): New function.
2770 (TARGET_VECTOR_ALIGNMENT): Define.
2772 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2773 vector type alignment instead of size.
2774 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2775 element type size directly instead of computing it from alignment.
2776 Fix variable naming and comment.
2778 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2780 Backport from mainline
2781 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2783 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2784 (alpha_pad_function_end): ... this. Also insert NOP between
2785 sibling call and GP load.
2786 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2788 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2790 Backport from mainline
2791 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2792 H.J. Lu <hongjiu.lu@intel.com>
2794 PR rtl-optimization/54157
2795 * combine.c (gen_lowpart_for_combine): Don't return identity
2796 for CONST or symbolic reference.
2798 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2800 Backport from mainline
2801 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2803 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2804 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2805 split_cost argument signed.
2806 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2807 (ix86_avoid_lea_for_addr): Ditto.
2809 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2811 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2812 the address has less than two components.
2814 2012-08-02 Steve Ellcey <sellcey@mips.com>
2816 Backport from mainline
2817 2012-07-19 Steve Ellcey <sellcey@mips.com>
2819 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2822 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2824 Backport from mainline
2825 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2828 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2829 negative constant address for TARGET_X32 ...
2830 (ix86_decompose_address): ... here. Reject constant addresses
2831 that don't satisfy x86_64_immediate_operand predicate.
2833 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2836 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2837 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2838 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2839 addresses. Prevent zero extensions of CONST_INT operands.
2841 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2844 * config/i386/i386.md (*lea): New insn pattern.
2846 (*lea<mode>_2): Ditto.
2847 (*lea_{3,4,5,6}_zext): Ditto.
2848 * config/i386/predicates.md (lea_address_operand): Do not reject
2849 zero-extended address operands.
2850 * config/i386/constraints.md (j): Remove address constraint.
2851 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2853 (ix86_print_operand_address): Handle SImode subreg of an address.
2854 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2856 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2858 Backport from mainline
2859 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2862 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2863 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2865 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2866 (*movdi_internal_rex64): Use %E operand modifier for lea.
2867 (*movsi_internal): Ditto.
2869 (*lea<mode>_2): Ditto.
2870 (*lea_{3,4,5,6}_zext): Ditto.
2871 (*tls_global_dynamic_32_gnu): Ditto.
2872 (*tls_global_dynamic_64): Ditto.
2873 (*tls_dynamic_gnu2_lea_32): Ditto.
2874 (*tls_dynamic_gnu2_lea_64): Ditto.
2875 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2877 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2879 Backport from mainline
2880 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2882 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2884 (ix86_print_operand_address): Assert that parts.base and parts.index
2885 are non-NULL after call to simplify_subreg.
2887 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2890 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2892 * config/sh/sh.c (sh_option_override): Do not change
2893 flag_finite_math_only. Set TARGET_IEEE to complement of
2894 flag_finite_math_only.
2895 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2896 description of mieee and mno-ieee behavior.
2898 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2901 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2902 (_lzcnt_u64): Ditto.
2904 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2906 Backport from mainline
2907 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2909 PR rtl-optimization/52250
2910 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2911 to put note list into. Unconditionally call move_bb_info.
2912 (move_bb_info): Do not assert the blocks being in the same region,
2913 just drop the note list if they are not.
2915 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2917 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2919 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2921 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2922 defining statement is a SSA name that occurs in abnormal PHIs.
2924 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2926 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2929 2012-07-19 Richard Guenther <rguenther@suse.de>
2930 Eric Botcazou <ebotcazou@adacore.com>
2932 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2933 about transition from invariant to known bits.
2934 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2936 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2939 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2940 (cleanup_tree_cfg_bb): Don't call it.
2941 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2944 2012-07-19 Christian Bruel <christian.bruel@st.com>
2947 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2949 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2951 * config.gcc (v850-*-rtems*): New target.
2952 * config/v850/rtems.h: New.
2953 * config/v850/t-rtems: New.
2955 2012-07-18 Nick Clifton <nickc@redhat.com>
2957 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2959 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2963 Backport from mainline
2964 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2967 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2968 instead expand it as zero extension.
2970 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
2972 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
2973 QImode and HImode splitters. Use ix86_comparison_operator.
2974 Explicitly match FLAGS_REG.
2975 (DFmode cmove splitter): Explicitly match FLAGS_REG.
2977 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
2978 Steven Bosscher <steven@gcc.gnu.org>
2979 Bernd Schmidt <bernds@codesourcery.com>
2981 PR rtl-optimization/53908
2982 * df-problems.c (can_move_insns_across): When doing
2983 memory-reference book-keeping, handle call insns.
2985 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
2987 Backport from mainline
2988 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
2992 sibcall_insn_operand. Move it to a temporary register if not.
2994 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
2998 emit PIC sequence for fnaddr symbol reference in advance.
3000 2012-07-09 Jason Merrill <jason@redhat.com>
3003 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3004 (type_hash_eq): Likewise.
3007 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3009 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3011 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3012 due to negative shift amount.
3014 2012-07-06 Kai Tietz <ktietz@redhat.com>
3016 Backport from mainline.
3018 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3019 as "/mingw/include".
3021 2012-07-06 Nick Clifton <nickc@redhat.com>
3023 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3024 default_encode_section_info.
3026 2012-07-06 Richard Guenther <rguenther@suse.de>
3028 Backport from mainline
3029 2012-03-30 Richard Guenther <rguenther@suse.de>
3032 * double-int.c (rshift_double): Remove not needed cast.
3034 2012-03-28 Richard Guenther <rguenther@suse.de>
3037 * double-int.h (rshift_double): Remove.
3038 * double-int.c (lshift_double): Use absu_hwi to make count
3040 (rshift_double): Make static, take unsigned count argument,
3041 remove handling of negative count argument.
3042 (double_int_rshift): Dispatch to lshift_double.
3044 2012-07-06 Richard Guenther <rguenther@suse.de>
3046 Backport from mainline
3047 2012-06-18 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/53693
3050 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3051 Reject operands with more than one use.
3053 2012-07-06 Richard Guenther <rguenther@suse.de>
3055 Backport from mainline
3056 2012-04-11 Richard Guenther <rguenther@suse.de>
3059 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3060 consider loop nesting.
3061 (evolution_function_is_univariate_p): Properly check the remainder
3064 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3066 Backport from mainline
3067 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3069 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3070 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3071 (adjacent_mem_locations): Move some code to and call...
3072 (get_memref_parts): ...new function.
3073 (mem_locations_overlap): New function.
3074 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3075 (is_mem_ref): Rename to...
3076 (find_mem_ref): ...this. Return MEM rtx.
3077 (get_store_dest): Remove function.
3078 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3079 new parameter and adjust calls.
3080 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3081 mem refs overlap for true_store_to_load_dep_costly.
3082 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3083 passed to adjacent_mem_locations.
3084 (is_costly_group): Walk resolved dependency list.
3085 (force_new_group): Emit group ending nop for Power6/Power7.
3086 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3087 (group_ending_nop): New define_insn.
3089 2012-07-04 Richard Guenther <rguenther@suse.de>
3092 * gimple-fold.c (get_base_constructor): Do not return an
3093 error_mark_node DECL_INITIAL.
3095 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3097 Backport from mainline
3098 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3100 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3101 code model string in the error message.
3103 2012-07-04 Tristan Gingold <gingold@adacore.com>
3105 Backport from mainline.
3106 2012-06-25 Tristan Gingold <gingold@adacore.com>
3108 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3109 (seh_cfa_adjust_cfa): ... that function.
3110 (seh_emit_stackalloc): Do not emit out of range values.
3111 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3112 UNSPEC_DEF_CFA constants.
3113 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3114 * config/i386/i386.c (ix86_frame_pointer_required): Required
3115 for very large frames on SEH target.
3116 (ix86_compute_frame_layout): Save area is before frame pointer
3117 on SEH target. Handle very large frames.
3118 (ix86_expand_prologue): Likewise.
3120 2012-07-04 Richard Guenther <rguenther@suse.de>
3122 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3123 as in free_lang_data_in_type.
3125 2012-07-02 Martin Jambor <mjambor@suse.cz>
3127 Backport from mainline.
3128 2012-07-02 Martin Jambor <mjambor@suse.cz>
3131 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3132 dynamic type change check.
3134 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3136 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3137 last statement of the finally block onto the switch.
3139 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3141 * configure: Regenerate.
3143 Backport from mainline.
3144 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3146 * config.gcc (target_type_format_char): New. Document it. Set it for
3148 * configure.ac (gnu_unique_option): Use target_type_format_char
3149 in test. Comment rationale.
3151 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3153 Backport from mainline.
3154 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3156 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3158 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3160 Backport from 2012-06-28 mainline r189049
3163 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3164 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3165 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3166 avr_hard_regno_call_part_clobbered.
3168 2012-06-28 Richard Guenther <rguenther@suse.de>
3171 * expr.c (expand_expr_real_1): Verify if the type is complete
3172 before inspecting its size.
3174 2012-06-27 Nick Clifton <nickc@redhat.com>
3176 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3179 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3182 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3184 2012-06-26 Nick Clifton <nickc@redhat.com>
3186 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3188 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3191 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3192 of x x x in the vmovlps load alternative.
3194 2012-06-22 Richard Guenther <rguenther@suse.de>
3196 * gcov-iov.c: Include bconfig.h and system.h.
3198 2012-06-22 Richard Guenther <rguenther@suse.de>
3200 PR gcov-profile/53744
3201 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3203 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3205 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3206 DECL_IGNORED_P non-reg vars even if they are used.
3208 2012-06-19 Jason Merrill <jason@redhat.com>
3211 * dwarf2out.c (modified_type_die): Use scope_die_for.
3212 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3213 (uses_local_type_r, uses_local_type): New.
3214 (scope_die_for): Keep a type that uses a local type in local scope.
3215 Use get_context_die for namespace and type scope.
3217 2012-06-19 Richard Guenther <rguenther@suse.de>
3220 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3221 replace it with the first non-BLOCK context.
3223 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3225 PR rtl-optimization/53700
3227 Backport from mainline
3228 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3230 * ira-color.c (setup_left_conflict_sizes_p): Process all
3231 conflicting objects.
3233 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3235 Backport from mainline
3236 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3239 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3240 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3241 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3242 instead of xop_mulv2div2di3_low.
3243 (xop_p<macs>dql): Fix vec_select selector.
3244 (xop_p<macs>dqh): Ditto.
3245 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3246 (xop_mulv2div2di3_high): Ditto.
3248 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3250 Backport from mainline:
3251 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3255 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3257 Backport from mainline:
3258 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3260 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3261 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3262 MAX_PCREL17F_OFFSET instead of fixed offset.
3263 (pa_attr_length_call): Likewise.
3264 (pa_attr_length_indirect_call): Likewise.
3266 2012-06-15 Walter Lee <walt@tilera.com>
3268 Backport from mainline:
3269 2012-06-15 Walter Lee <walt@tilera.com>
3271 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3273 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3275 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3277 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3279 Backport from mainline:
3281 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3282 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3283 * gimple.h (block_in_transaction): Check for flag_tm.
3285 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3287 PR tree-optimization/52558
3289 Backport from mainline:
3290 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3291 * gimple.h (gimple_set_in_transaction): Remove.
3292 (gimple_in_transaction): Look in BB instead.
3293 (gimple_statement_base): Remove in_transaction field.
3294 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3295 * trans-mem.c (compute_transaction_bits): Place transaction bit
3296 information into basic blocks.
3298 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3300 PR tree-optimization/52558
3301 * cfg.c (alloc_aux_for_edge): Fix comment.
3302 (alloc_aux_for_edge): Remove static.
3303 * basic-block.h (alloc_aux_for_edge): Protoize.
3304 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3305 (execute_sm_if_changed_flag): New.
3306 (execute_sm_if_changed_flag_set): New.
3307 (execute_sm): Do not generate data races unless requested.
3308 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3309 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3310 * gimple.h (block_in_transaction): New.
3311 (gimple_in_transaction): Use block_in_transaction.
3313 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3315 Backported from mainline
3316 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3318 PR rtl-optimization/53589
3319 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3320 discovery even when e->dest != target. If any LABEL_REF points
3321 to e->dest label, redirect it to target's label.
3323 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3326 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3327 returns false, replace stmt with GIMPLE_NOP.
3328 (check_omp_nesting_restrictions): Instead of issuing warnings,
3329 issue errors and return false if any errors were reported.
3331 2012-06-14 Richard Guenther <rguenther@suse.de>
3333 * BASE-VER: Set to 4.7.2.
3334 * DEV-PHASE: Set to prerelease.
3336 2012-06-12 Christian Bruel <christian.bruel@st.com>
3339 * config/sh/sh.c (sh_option_override): Don't force
3340 flag_omit_frame_pointer and maccumulate_outgoing_args.
3341 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3343 2012-06-14 Release Manager
3345 * GCC 4.7.1 released.
3347 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3349 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3351 2012-06-13 Richard Henderson <rth@redhat.com>
3353 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3354 iterator instead of INT.
3356 2012-06-08 Richard Henderson <rth@redhat.com>
3359 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3360 note to a clobber insn when no other insn is available.
3362 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3365 * doc/invoke.texi (Wenum-compare): Update documentation.
3367 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3370 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3372 (altivec_stvlxl): Ditto.
3373 (altivec_stvrx): Ditto.
3374 (altivec_stvrxl): Ditto.
3376 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3379 * trans-mem.c (expand_block_edges): Do not skip the first
3380 statement when resetting the BB.
3382 2012-06-04 Richard Guenther <rguenther@suse.de>
3385 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3386 create new assembler names.
3388 2012-06-04 Richard Guenther <rguenther@suse.de>
3390 Backport from mainline
3391 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3394 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3395 larger than maxbits. Don't compute maxbits modulo align.
3396 Also check that unit bytes long store at bitpos / unit * unit
3397 doesn't affect bits beyond bitregion_end.
3398 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3399 would not fit into bitregion_start ... bitregion_end + 1 bit
3401 (store_split_bit_field): Decrease unit close to end of bitregion_end
3402 if access is restricted in order to avoid mutual recursion.
3404 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3406 Backport from 2012-06-04 mainline r188172
3409 * config/avr/avr-stdint.h: New file.
3410 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3413 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3415 PR tree-optimization/53550
3416 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3417 is POINTER_TYPE_P, use sizetype as step type instead of type.
3419 2012-06-04 Richard Guenther <rguenther@suse.de>
3420 Eric Botcazou <ebotcazou@adacore.com>
3422 Backport from mainline
3423 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3425 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3426 Change type of BITOFFSET to signed. Make sure the lower bound of
3427 the computed range is non-negative by adjusting OFFSET and BITPOS.
3428 (expand_assignment): Adjust call to get_bit_range.
3430 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3432 * expr.c (get_bit_range): Return the null range if the enclosing record
3433 is part of a larger bit field.
3435 2012-03-20 Richard Guenther <rguenther@suse.de>
3437 * stor-layout.c (finish_bitfield_representative): Fallback
3438 to conservative maximum size if the padding up to the next
3439 field cannot be computed as a constant.
3440 (finish_bitfield_layout): If we cannot compute the distance
3441 between the start of the bitfield representative and the
3442 bitfield member start a new representative.
3443 * expr.c (get_bit_range): The distance between the start of
3444 the bitfield representative and the bitfield member is zero
3445 if the field offsets are not constants.
3447 2012-03-16 Richard Guenther <rguenther@suse.de>
3449 * stor-layout.c (finish_bitfield_representative): Fall back
3450 to the conservative maximum size if we cannot compute the
3451 size of the tail padding.
3453 2012-03-14 Richard Guenther <rguenther@suse.de>
3455 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3456 * stor-layout.c (start_bitfield_representative): New function.
3457 (finish_bitfield_representative): Likewise.
3458 (finish_bitfield_layout): Likewise.
3459 (finish_record_layout): Call finish_bitfield_layout.
3460 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3461 for QUAL_UNION_TYPE fields.
3462 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3463 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3464 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3469 * expr.c (get_bit_range): Unconditionally extract bitrange
3470 from DECL_BIT_FIELD_REPRESENTATIVE.
3471 (expand_assignment): Adjust call to get_bit_range.
3473 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3476 * fold-const.c (fold_binary_loc): Refine previous change.
3478 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3480 Backport from mainline
3481 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3484 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3485 avoid going above orig insn. Update comments.
3487 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3489 Backport from mainline
3490 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3493 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3494 prologue for unwinder and profiler.
3496 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3498 Backport from mainline
3499 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3501 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3503 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3505 Backport from mainline
3506 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3508 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3509 DBX_REGISTER_NUMBER.
3511 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3513 Backport from mainline
3514 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3516 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3517 operand is CONST_INT. Take COSTS_N_INSNS into account.
3518 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3521 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3523 * config/avr/avr.opt (-msp8): Document it.
3524 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3526 2012-05-31 Richard Guenther <rguenther@suse.de>
3529 * expr.c (expand_assignment): Do not use movmisalign on
3532 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3535 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3536 (pa_section_type_flags): New.
3537 (pa_legitimate_constant_p): Revert previous change.
3539 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3541 Backport from mainline
3542 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3545 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3546 accessed indirectly.
3547 (ipa_tm_create_version): Same.
3549 2012-05-30 Jason Merrill <jason@redhat.com>
3552 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3553 about array compound literals.
3555 2012-05-30 Richard Guenther <rguenther@suse.de>
3558 * fold-const.c (fold_binary_loc): Make sure to call
3559 fold_plusminus_mult_expr with the original sign of operands.
3561 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3563 * explow.c (probe_stack_range): Restore simple control flow and stop
3564 again when the probe cannot be generated if HAVE_check_stack.
3566 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3568 PR rtl-optimization/53519
3569 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3570 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3572 2012-05-29 Richard Guenther <rguenther@suse.de>
3574 PR tree-optimization/53516
3575 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3577 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3579 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3581 Backport from mainline
3582 2012-05-28 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/53438
3585 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3587 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3589 Backport from mainline
3590 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3592 PR rtl-optimization/52528
3593 * combine.c (can_combine_p): Add setting of subst_low_luid
3594 before call to expand_field_assignment().
3596 2012-05-26 Martin Jambor <mjambor@suse.cz>
3598 Backport from mainline
3599 2012-05-23 Martin Jambor <mjambor@suse.cz>
3601 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3603 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3606 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3607 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3609 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3612 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3613 (ix86_expand_vec_perm): Use int mode instead of float.
3615 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3618 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3619 gnu_ld variables to yes.
3620 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3621 (HAVE_GNU_AS): Likewise.
3622 * config.in: Regenerate.
3623 * configure: Likewise.
3625 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3627 Backport from mainline
3628 2012-03-12 Richard Guenther <rguenther@suse.de>
3629 * config/arm/arm.c (neon_dereference_pointer): Do not call
3630 covert during RTL expansion.
3632 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3634 Backport from mainline
3635 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3638 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3639 relied on signed overflow behavior.
3641 2012-05-24 Richard Guenther <rguenther@suse.de>
3644 * tree-profile.c (tree_profiling): Cleanup the CFG if
3645 execute_fixup_cfg requests it.
3647 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3649 PR tree-optimization/53465
3650 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3651 vr0 into *vr, then vrp_meet that.
3652 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3653 have any equivalences.
3654 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3657 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3659 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3661 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3662 (iterative_hash_gimple_type): Adjust comment.
3663 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3664 domain for an array type instead of the domain type itself.
3666 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3668 Backport from 2012-05-23 mainline r187803
3671 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3672 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3675 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3677 Backport from 2012-05-03 mainline r187075
3679 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3680 has_fma4 for AMD processors with both fma3 and fma4 support.
3682 2012-05-22 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/53408
3685 * tree-vect-loop.c (vectorizable_induction): Properly check
3686 the restriction that we cannot handle induction results from
3687 the inner loop outside of the outer loop.
3689 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3691 PR tree-optimization/53436
3692 * omp-low.c (omp_build_component_ref): New function.
3693 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3695 PR tree-optimization/53366
3696 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3697 tests if complex_numbers == 2, but there are non-complex number loads
3700 PR tree-optimization/53409
3701 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3702 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3704 PR tree-optimization/53410
3705 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3706 instead of build_int_cst (type, 0) where vector types might be
3709 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3712 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3713 from folded operands before wrapping another around the
3714 conditional expression.
3716 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3717 Patrick Marlier <patrick.marlier@gmail.com>
3719 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3722 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3724 Backport from mainline
3725 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3728 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3729 (UNSPECV_RDRAND): This.
3730 (rdrand<mode>_1): Updated.
3732 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3734 Backport from mainline
3735 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3737 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3738 RDRND, F16C and FSGSBASE.
3740 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3742 Backport from mainline
3743 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3745 * tree-ssa-pre.c (can_value_number_call): Delete.
3746 (compute_avail): Skip all statements with side effects.
3747 <GIMPLE_CALL>: Skip calls to internal functions.
3749 2012-05-18 David S. Miller <davem@davemloft.net>
3751 Backport r185385 from mainline
3752 2012-03-14 Richard Guenther <rguenther@suse.de>
3755 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3756 element type instead of mode, use build_vector_type_for_mode
3757 instead of the langhook, build a vector of proper signedness.
3758 (expand_vector_operations_1): Adjust.
3760 2012-05-18 Olivier Hainque <hainque@adacore.com>
3762 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3763 $(libsubdir) as libexecsubdir.
3765 2012-05-16 Andrew Pinski <apinski@cavium.com>
3767 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3770 2012-05-16 David S. Miller <davem@davemloft.net>
3772 * jump.c (delete_related_insns): If we remove a CALL, make sure
3773 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3775 2012-05-16 Richard Henderson <rth@redhat.com>
3778 * combine-stack-adj.c (prev_active_insn_bb): New.
3779 (next_active_insn_bb): New.
3780 (force_move_args_size_note): New.
3781 (combine_stack_adjustments_for_block): Use it.
3783 2012-05-16 Olivier Hainque <hainque@adacore.com>
3785 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3786 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3787 Add comments and improve stamp preservation across the whole sequence.
3788 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3790 2012-05-16 Richard Guenther <rguenther@suse.de>
3792 PR tree-optimization/53364
3793 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3794 detect a view-conversion of the decl.
3796 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3799 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3800 that operands[2] is either immediate, or q_regs_operand.
3802 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3804 Backport r187139 from mainline.
3805 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3807 PR rtl-optimization/52804
3808 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3809 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3810 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3811 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3812 RELOAD_FOR_OUTADDR_ADDRESS.
3814 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3817 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3818 generate target register for "load" class builtins.
3821 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3824 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3825 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3826 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3827 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3828 (<sse>_movu<ssemodesuffix>): New expander.
3829 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3830 (avx_movdqu<avxmodesuffix>): New expander.
3831 (*sse2_movdqu): Rename from sse2_movdqu.
3832 (sse2_movdqu): New expander.
3834 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3836 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3837 lineno 1 the same as lineno 0 before first start file directive.
3838 (optimize_macinfo_range): Likewise.
3840 * dwarf2out.c (have_macinfo): Define.
3841 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3842 attribute, don't force empty compilation unit and don't emit any
3843 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3845 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3847 Backport from mainline
3848 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3850 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3851 ORDERED and UNORDERED conditions.
3853 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3855 * function.c (requires_stack_frame_p): If the function can throw
3856 non-call exceptions, return true if the insn can throw internally.
3858 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3860 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3861 DECL_ORIGINAL_TYPE if it is present.
3863 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3865 Backport from 2012-05-12 mainline r187342.
3868 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3869 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3870 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3871 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3872 (expand_prologue): Move initialization of cfun->machine->is_naked,
3873 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3874 (avr_set_current_function): ...this new static function.
3875 (TARGET_SET_CURRENT_FUNCTION): New define.
3876 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3877 checking attributes of current_function_decl.
3878 (avr_regs_to_save): Ditto.
3879 (signal_function_p): Rename to avr_signal_function_p.
3880 (interrupt_function_p): Rename to avr_interrupt_function_p.
3882 * doc/extend.texi (Function Attributes): Better explanation of
3883 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3886 2012-05-09 Matthias Klose <doko@ubuntu.com>
3888 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3890 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3893 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3894 when a constant source operand matches an "I" constraint, the "no
3895 CC0 change" applies to a register-destination only, not a
3896 strict_low_part-destination.
3898 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3900 Backport from mainline:
3901 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3903 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3905 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3907 PR tree-optimization/53239
3908 * tree-vrp.c (get_value_range): Set VR of
3909 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3912 2012-05-07 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/53195
3915 * tree-inline.c (setup_one_parameter): Properly add referenced
3916 vars from the parameters new known value.
3918 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3920 Backport from mainline:
3921 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3924 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3927 2012-05-04 Ian Lance Taylor <iant@google.com>
3929 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3930 values from false to NULL.
3932 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3934 Backport from mainline
3935 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3938 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3939 (TARGET_CMOV): Rename from TARGET_CMOVE.
3940 (TARGET_CMOVE): New define.
3941 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3942 Do not set TARGET_CMOVE here.
3944 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3946 Backport from mainline:
3948 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3950 PR tree-optimization/52633
3951 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3952 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3953 (vect_recog_over_widening_pattern): Remove handling of code that was
3954 already detected as over-widening pattern. Remove special handling
3955 of "unsigned" cases. Instead, support general case of conversion
3956 of the shift result to another type.
3958 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3960 * tree-vect-patterns.c (vect_single_imm_use): New function.
3961 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3962 (vect_recog_over_widening_pattern): Likewise.
3963 (vect_recog_widen_shift_pattern): Likewise.
3965 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3967 PR tree-optimization/52870
3968 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
3969 presumed pattern statement is within the same loop or basic block.
3971 2012-05-04 Richard Guenther <rguenther@suse.de>
3973 * common.opt (flto-report): Do not mark as Optimization.
3975 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
3978 * recog.c (constrain_operands): If extra constraints are present, also
3979 accept pseudo-registers with equivalent memory locations during reload.
3981 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3983 Backport from the mainline
3984 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
3987 * config/rs6000/rs6000.md (bswapdi splitters): If
3988 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
3989 default) is used, generate an alternate sequence that does not
3990 depend on using indexed addressing.
3992 2012-05-03 David S. Miller <davem@davemloft.net>
3995 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
3996 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
3997 (sparc_emit_float_lib_cmp): Likewise.
3999 2012-05-04 Martin Jambor <mjambor@suse.cz>
4001 Backport from mainline
4002 2012-05-02 Martin Jambor <mjambor@suse.cz>
4005 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4006 of a variable when the contect is a function.
4008 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4011 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4012 append program name to it and pass that as first argument
4013 to make_relative_prefix. Always pass standard_libexec_prefix
4014 as last argument to make_relative_prefix. If
4015 make_relative_prefix returns NULL, fall back to
4016 standard_libexec_prefix.
4019 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4023 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4024 mode, return that mode.
4026 2012-05-03 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/53144
4029 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4031 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4032 with SSA name values.
4033 (vn_reference_lookup_3): Adjust callers.
4035 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4037 PR tree-optimization/53163
4038 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4039 return value from compute_all_dependences.
4041 PR rtl-optimization/53160
4042 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4043 has been modified by ree pass already.
4045 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4047 Backport from mainline
4048 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4051 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4052 calls to cgraph_node_name in xstrdup.
4053 (ipa_make_edge_direct_to_target): Ditto.
4054 * tree-sra.c (convert_callers_for_node): Ditto.
4055 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4056 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4057 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4058 (cgraph_materialize_all_clones): Ditto.
4059 * ipa-inline.c (report_inline_failed_reason): Ditto.
4060 (want_early_inline_function_p): Ditto.
4061 (edge_badness): Ditto.
4062 (update_edge_key): Ditto.
4063 (flatten_function): Ditto.
4064 (ipa_inline): Ditto.
4065 (inline_always_inline_functions): Ditto.
4066 (early_inline_small_functions): Ditto.
4068 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4070 Backport from mainline
4071 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4073 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4074 Introduce emul_name to select the right linker emulation for
4075 powerpc64-*-freebsd*.
4076 * configure: Regenerate.
4077 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4078 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4079 * config/rs6000/freebsd64.h: New file.
4080 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4082 (rs6000_savres_strategy): Likewise.
4083 (rs6000_savres_routine_name): Likewise.
4084 (rs6000_elf_file_end): Likewise.
4085 * config/rs6000/t-freebsd64: New file.
4086 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4087 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4089 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4091 Backport from mainline
4092 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4095 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4097 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4099 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4100 predicate to discriminate types.
4102 2012-04-27 Richard Guenther <rguenther@suse.de>
4105 * convert.c (convert_to_integer): Avoid infinite recursion for
4106 target-defined built-in types.
4108 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4111 * config/cris/cris.md ("*andhi_lowpart_v32")
4112 ("*andqi_lowpart_v32"): Change first input-only operand from
4113 a (match_operand ...) to (match_dup 0). Drop alternatives with
4114 const_int-matching constraints for redundancy.
4115 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4116 three-operand alternative.
4118 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4120 Backport from mainline
4121 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4123 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4124 (*addsi_2_zext): Ditto.
4125 (*add<mode>_3): Ditto.
4126 (*addsi_3_zext): Ditto.
4127 (*add<mode>_5): Ditto.
4129 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4132 * c-typeck.c (set_nonincremental_init,
4133 set_nonincremental_init_from_string): Pass true instead of false
4134 as IMPLICIT to add_pending_init.
4136 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4138 Backport from 2012-04-24 mainline r186768.
4141 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4143 2012-04-24 Richard Guenther <rguenther@suse.de>
4145 PR tree-optimization/53085
4146 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4149 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4152 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4154 (output_addressed_constants): Likewise.
4157 * varasm.c (get_section): Don't ICE for section conflicts with
4158 built-in section kinds.
4160 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4162 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4164 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4166 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4168 2012-04-23 Richard Guenther <rguenther@suse.de>
4171 * c-typeck.c (build_binary_op): Fix typo.
4173 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4175 PR tree-optimizations/52891
4176 * tree-vect-patterns.c (adjust_bool_pattern): Use
4177 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4178 but with non-standard precision.
4180 2012-04-22 Ian Lance Taylor <iant@google.com>
4182 * godump.c (go_output_typedef): Dump size of structs.
4184 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4186 Backport from mainline:
4188 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4189 hints for 'A' operand types.
4191 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4193 Backport from 2012-04-19 mainline r186588.
4196 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4197 the case *(X+const).
4199 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4201 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4203 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4206 * config/i386/sync.md (atomic_<code><mode>): Rename to
4207 atomic_<logic><mode>.
4209 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4211 Backport from mainline
4212 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4215 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4216 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4217 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4218 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4219 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4220 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4221 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4222 gen_avx2_permvarv8sf.
4224 2012-04-16 Martin Jambor <mjambor@suse.cz>
4226 Backported from mainline
4228 2012-04-13 Martin Jambor <mjambor@suse.cz>
4231 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4232 fold_ctor_reference returns a zero constant.
4234 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4236 Backported from mainline
4237 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4239 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4240 and __ILP32__ for x32.
4242 2012-04-13 Tom de Vries <tom@codesourcery.com>
4244 Backport from mainline r186418.
4246 2012-04-13 Tom de Vries <tom@codesourcery.com>
4248 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4249 parameters vuse and vuse_escaped.
4250 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4251 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4254 2012-04-13 Richard Guenther <rguenther@suse.de>
4256 PR tree-optimization/52969
4257 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4258 the condition for the COND_EXPR and handle predicate negation
4259 by swapping the COND_EXPR arms.
4261 2012-04-13 Richard Guenther <rguenther@suse.de>
4264 * convert.c (convert_to_pointer): Remove special-casing of
4267 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4269 Backport from mainline
4270 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4273 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4274 the list of options to enable the FCFID instruction.
4275 (TARGET_EXTRA_BUILTINS): Adjust comment.
4277 2012-04-12 Richard Guenther <rguenther@suse.de>
4279 PR tree-optimization/52943
4280 * tree-chrec.h (chrec_is_positive): Remove.
4281 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4282 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4283 Return false for a constant zero instead of negative.
4284 (analyze_siv_subscript_cst_affine): Handle zero difference
4285 in the initial condition explicitely.
4287 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4290 * varasm.c (process_pending_assemble_externals): Set
4291 pending_assemble_externals_processed true.
4292 (assemble_external): Call assemble_external_real if the pending
4293 assemble externals have been processed.
4295 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4298 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4299 the DECL generated for the special GOT helper.
4301 2012-04-06 Walter Lee <walt@tilera.com>
4303 Backport from mainline
4304 2012-03-07 Walter Lee <walt@tilera.com>
4306 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4307 REG_CFA_* notes for the stack pointer.
4308 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4309 EH_RETURN_STACKADJ_RTX.
4310 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4311 generate REG_CFA_* notes for the stack pointer.
4312 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4313 by EH_RETURN_STACKADJ_RTX.
4315 2012-04-06 Matt Turner <mattst88@gmail.com>
4317 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4319 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4321 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4322 of the destination isn't also a FP_REGS register.
4324 2012-04-03 Richard Guenther <rguenther@suse.de>
4326 Backport from mainline
4327 2012-03-02 Richard Guenther <rguenther@suse.de>
4329 PR tree-optimization/52406
4330 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4331 (struct indices): Add unconstrained_base member.
4332 (struct dr_alias): Remove unused vops member.
4333 (DR_UNCONSTRAINED_BASE): New define.
4334 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4335 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4336 be an artificial access that covers the whole indexed object,
4337 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4338 plain decl base-objects to their MEM_REF variant.
4339 (dr_may_alias_p): When the base-object of either data reference
4340 has unknown size use only points-to information.
4341 (compute_affine_dependence): Make dumps easier to read and
4343 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4344 DR_REF when looking for packed references.
4345 (vect_supportable_dr_alignment): Likewise.
4347 2012-04-03 Richard Guenther <rguenther@suse.de>
4349 Backport from mainline
4350 2012-03-15 Richard Guenther <rguenther@suse.de>
4353 * tree-data-ref.c (subscript_dependence_tester_1): Check
4354 all dimensions for non-conflicting access functions.
4356 2012-04-03 Richard Guenther <rguenther@suse.de>
4358 Backport from mainline
4359 2012-03-06 Richard Guenther <rguenther@suse.de>
4362 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4364 2012-03-23 Richard Guenther <rguenther@suse.de>
4366 PR tree-optimization/52678
4367 * tree-vectorizer.h (struct _stmt_vec_info): Add
4368 loop_phi_evolution_part member.
4369 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4370 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4371 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4372 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4373 Use the cached evolution part and the PHI nodes value from
4374 the loop preheader edge instead of re-analyzing the evolution.
4376 2012-03-26 Richard Guenther <rguenther@suse.de>
4378 PR tree-optimization/52701
4379 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4380 compute and set the evolution part of PHI nodes.
4382 2012-03-30 Richard Guenther <rguenther@suse.de>
4384 PR tree-optimization/52754
4385 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4386 propagate arbitrary addresses into really plain dereferences.
4388 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4390 PR tree-optimization/52835
4391 * tree-data-ref.c (build_rdg): Return NULL if
4392 compute_data_dependences_for_loop failed.
4394 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4396 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4397 (stmt_can_make_abnormal_goto): Use it.
4398 (is_ctrl_altering_stmt): Likewise.
4400 2012-03-31 Martin Jambor <mjambor@suse.cz>
4402 Backported from mainline
4403 2012-03-30 Martin Jambor <mjambor@suse.cz>
4405 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4406 is a builtin_stack_save in a dominating BB.
4408 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4410 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4411 crossing 128bit lane boundary.
4413 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4415 Backported from mainline
4416 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4419 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4421 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4422 * config/i386/i386.c: Include reload.h.
4423 (ix86_legitimize_reload_address): New function.
4425 2012-03-28 Martin Jambor <mjambor@suse.cz>
4427 Backported from mainline
4428 2012-03-27 Martin Jambor <mjambor@suse.cz>
4431 * tree-sra.c (sra_modify_assign): Do not call
4432 load_assign_lhs_subreplacements when working with an unscalarizable
4435 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4438 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4439 __builtin_va_start to __builtin_next_arg if the latter is
4440 builtin_decl_explicit_p rather than when it is not.
4443 * tree-vect-generic.c (vector_element): Perform multiplication
4444 for pos in bitsizetype type instead of idx type.
4446 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4448 Backport from 2012-03-28 mainline r185910.
4451 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4452 (avr_builtin_decl): New static function.
4453 (struct avr_builtin_description, avr_bdesc): Move up.
4454 Add GTY marker. Add field fndecl. Remove redundant field id.
4455 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4456 (avr_expand_builtin): Code cleanup because .id is removed.
4458 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4461 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4464 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4466 Backport from 2012-03-28 mainline r185907.
4469 * config.gcc (tm_file): Remove avr/multilib.h.
4471 * doc/invoke.texi (AVR Options): Adjust
4472 documentation of -mtiny-stack.
4474 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4475 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4476 * config/avr/t-avr: Remove generation of multilib.h.
4477 * config/avr/t-multilib: Regenerate.
4478 * config/avr/multilib.h: Remove.
4479 * config/avr/avr.opt (-msp8): New option.
4480 (avr_sp8): New variable.
4481 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4482 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4483 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4484 (avr_device_to_sp8): New prototype.
4485 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4486 (DRIVER_SELF_SPECS): New define.
4487 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4488 __AVR_SP8__, __AVR_HAVE_SPH__.
4489 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4490 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4491 (avr_file_start): Ditto.
4493 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4496 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4497 instead of 8 in adjust_address.
4499 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4501 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4502 of a unit before computing the offset in units.
4504 2012-03-27 Richard Guenther <rguenther@suse.de>
4507 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4510 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4513 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4515 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4518 * varasm.c: Include pointer-set.h.
4519 (pending_assemble_externals_set): New pointer set.
4520 (process_pending_assemble_externals): Destroy the pointer set.
4521 (assemble_external): See if decl is in pending_assemble_externals_set,
4522 and add it to pending_assemble_externals if necessary.
4523 (init_varasm_once): Allocate pending_assemble_externals_set.
4525 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4527 Backported from mainline
4528 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4531 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4532 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4533 (vector_ltgt<mode>): Likewise.
4534 (vector_ordered<mode>): Likewise.
4535 (vector_unordered<mode>): Likewise.
4536 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4538 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4540 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4543 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4545 Backported from mainline
4546 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4550 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4551 GENERAL_REGS and FP_REGS for SImode.
4553 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4556 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4557 on any new_local_var_chain vars declared during recursing on
4558 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4560 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4562 Backport from 2012-03-22 mainline r185692.
4565 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4566 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4567 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4568 (delay_cycles_1, delay_cycles_2): Ditto.
4569 (delay_cycles_3, delay_cycles_4): Ditto.
4570 (nopv, *nopv): Ditto.
4571 (sleep, *sleep): Ditto.
4574 Backport from 2012-03-21 mainline r185605.
4576 PR rtl-optimization/52543
4578 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4579 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4580 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4581 (avr_load_libgcc_p): Restrict to __flash loads.
4582 (avr_out_lpm): Only handle 1-byte loads from __flash.
4583 (avr_load_lpm): New function.
4584 (avr_find_unused_d_reg): Remove.
4585 (avr_out_lpm_no_lpmx): Remove.
4586 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4587 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4588 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4589 (load_<mode>, load_<mode>_clobber): New insns.
4590 (mov<mode>): For multi-byte move from non-generic
4591 16-bit address spaces: Expand to load_<mode> resp.
4592 load_<mode>_clobber.
4593 (load<mode>_libgcc): Remove expander.
4594 (split-lpmx): Remove split.
4596 Backport from 2012-03-13 mainline r185329.
4599 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4600 offset (size) to a value the insns can deal with.
4601 (expand_epilogue): Ditto.
4603 Backport from 2012-03-12 mainline r185256.
4606 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4607 type from reg_class_t to enum reg_class.
4608 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4610 Backport from 2012-03-12 mainline r185253.
4613 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4614 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4615 r184615 from 2012-02-28.
4617 Backport from 2012-03-08 mainline r185105.
4619 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4620 for constants in [-63,63].
4622 Backport from 2012-03-08 mainline r185100.
4625 * config/avr/avr.c (avr_mem_clobber): New static function.
4626 (avr_expand_delay_cycles): Add memory clobber operand to
4627 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4628 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4629 (enable_interrupt, disable_interrupt): New expander.
4630 (nopv, sleep, wdr): New expanders.
4631 (delay_cycles_1): Add memory clobber.
4632 (delay_cycles_2): Add memory clobber.
4633 (delay_cycles_3): Add memory clobber.
4634 (delay_cycles_4): Add memory clobber.
4635 (cli_sei): New insn from former "enable_interrupt",
4636 "disable_interrupt" with memory clobber.
4637 (*wdt): New insn from former "wdt" with memory clobber.
4638 (*nopv): Similar, but for "nopv".
4639 (*sleep): Similar, but for "sleep".
4641 Backport from 2012-03-07 mainline r185043.
4644 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4646 Backport from 2012-03-07 mainline r185032.
4649 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4650 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4651 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4653 Backport from 2012-03-07 mainline r185031.
4656 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4658 * config/avr/avr.md (xload_8): Adjust insn length.
4660 Backport from 2012-03-07 mainline r185030.
4663 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4664 if RAMPZ affects reading from RAM.
4666 Backport from 2012-03-05 mainline r184919.
4668 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4670 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4672 Backport from mainline r185259.
4675 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4676 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4678 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4680 Backported from mainline
4681 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4684 * c-parser.c (c_parser_postfix_expression)
4685 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4687 * config/i386/smmintrin.h: Avoid /* within a comment.
4688 * config/i386/nmmintrin.h: Likewise.
4690 2012-03-22 Richard Guenther <rguenther@suse.de>
4692 * BASE-VER: Set to 4.7.1.
4693 * DEV-PHASE: Set to prerelease.
4695 2012-03-22 Release Manager
4697 * GCC 4.7.0 released.
4699 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4701 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4703 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4704 Andrew Pinski <apinski@cavium.com>
4707 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4708 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4709 calls instead of __builtin_ir{int,ound}*.
4711 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4714 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4717 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4719 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4720 Refer to GCC 4.7 version of c99status.html.
4722 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4724 Backport from mainline
4725 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4727 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4728 redefine to be NULL if the current bit-size is different from the
4729 configured bit-size.
4731 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4732 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4733 set the default tuning. Add asserts to make sure the cpu and tune
4734 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4735 test whether the index is set, instead of > 0.
4736 (rs6000_file_start): Do not reset the default cpu if the current
4737 bit-size is different from the configured bit-size.
4739 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4741 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4743 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4744 Update binutils references.
4745 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4746 Update binutils reference.
4747 Update Sun as/GNU ld caveat.
4748 Document binutils largefile requirement for LTO plugin.
4749 Remove reference to alternate libpthread.
4751 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4753 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4755 (Specific, mips-sgi-irix6): Likewise.
4757 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4759 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4760 * configure: Regenerate.
4762 2012-03-07 Richard Henderson <rth@redhat.com>
4764 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4765 * config/m68k/sync.md (atomic_test_and_set): Use it.
4766 (atomic_test_and_set_1): Likewise.
4768 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4771 * Makefile.in: Let install-gcc-ar depend on installdirs,
4772 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4773 Don't double canonicalize if cross-compiling.
4775 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4777 * trans-mem.c: New typedef for tm_region_p.
4778 Define vector types for tm_region_p.
4779 (tm_region_init): Replace region_worklist to a vector called
4782 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4785 * trans-mem.c (tm_region_init): Use last_basic_block.
4787 2012-03-05 Richard Henderson <rth@redhat.com>
4790 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4791 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4792 BIGGEST_ALIGNMENT is aligned.
4794 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4796 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4798 2012-03-05 Richard Henderson <rth@redhat.com>
4801 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4802 instead of calling negqi2 directly.
4804 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4806 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4807 (INTMAX_TYPE): Use it.
4808 (UINTMAX_TYPE): Likewise.
4809 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4810 (irix6_c_common_override_options): Declare.
4811 (C_COMMON_OVERRIDE_OPTIONS): Define.
4812 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4813 * config/mips/irix6-c.c: New file.
4814 * config/mips/t-irix6 (irix6-c.o): New target.
4815 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4818 2012-03-02 Richard Henderson <rth@redhat.com>
4820 * optabs.c (expand_atomic_test_and_set): Honor
4821 atomic_test_and_set_trueval even when atomic_test_and_set
4822 optab is not in use.
4824 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4826 Backport from mainline
4827 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4829 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4831 2012-03-02 Richard Guenther <rguenther@suse.de>
4833 * DEV-PHASE: Set to prerelease.
4835 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4837 * config.gcc (obsolete): Add all ARM targets using the FPA.
4838 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4839 * doc/install.texi: Avoid references to obsolete ARM ports.
4841 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4843 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4845 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4846 Joern Rennecke <joern.rennecke@embecosm.com>
4848 * doc/extend.texi: Expand and update information on interrupt
4849 attribute for Epiphany.
4851 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4853 * config/sh/sh-protos.h: Update copyright notice dates.
4854 * config/sh/sh.h: Likewise.
4855 * config/sh/sh.md: Likewise.
4856 * config/sh/constraints.md: Likewise.
4857 * config/sh/predicates.md: Likewise.
4859 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4861 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4862 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4864 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4866 * config/sh/constraints.md: Fix comment typo.
4868 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4871 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4872 unsigned HOST_WIDE_INT.
4873 (zvdep_imm64): Likewise.
4874 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4875 (vdepi_and): Likewise.
4876 Likewise for unamed 64-bit patterns.
4877 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4879 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4882 PR rtl-optimization/52417
4883 * cselib.c (cselib_any_perm_equivs): New variable.
4884 (cselib_reset_table): Check that it's not set when not
4885 preserving constants.
4886 (cselib_add_permanent_equiv): Set it.
4887 (cselib_have_permanent_equivalences): New.
4888 (cselib_init, cselib_finish): Reset it.
4889 * cselib.h (cselib_have_permanent_equivalences): Declare.
4890 * alias.c (get_addr): Restore earlier behavior when there
4891 aren't permanent equivalences.
4893 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4895 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4896 * config/v850/v850-modes.def: Fix copyright notice.
4898 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4900 * doc/extend.texi (AVR Built-in Functions): Document
4901 __builtin_avr_flash_segment.
4903 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4904 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4905 (*split.flash_segment): New insn-and-split.
4906 * config/avr/avr.c (avr_init_builtins): Add local variables:
4907 const_memx_void_node, const_memx_ptr_type_node,
4908 char_ftype_const_memx_ptr.
4910 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4912 PR tree-optimization/52445
4913 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4914 add ssa_name_ver, offset and size fields and change store field
4916 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4917 (add_or_mark_expr): Likewise. Only consider previous stores
4918 with the same size and offset.
4919 (nt_init_block): Only look at gimple_assign_single_p stmts,
4920 doesn't look at rhs2.
4922 2012-03-01 Richard Guenther <rguenther@suse.de>
4925 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4926 conversions from integral types to pointer types.
4928 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4930 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4931 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4932 unintentionally removed in r184616.
4934 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4936 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4939 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4940 Uros Bizjak <ubizjak@gmail.com>
4943 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4944 alternatives, add "e" constraint to the new last alternative
4945 and ! to last 3 alternatives.
4947 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4949 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4950 DW_AT_artificial attributes at the end of the processing.
4951 (gen_array_type_die): Likewise.
4952 (gen_enumeration_type_die): Likewise.
4953 (gen_struct_or_union_type_die): Likewise.
4954 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4957 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4960 * expr.c (expand_assignment): If doing misaligned store that doesn't
4961 cover all mode bits, perform a RMW cycle.
4963 PR tree-optimization/52429
4964 * tree-parloops.c (separate_decls_in_region_debug): Return early
4965 if var is LABEL_DECL.
4967 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4969 PR tree-optimization/52424
4970 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
4971 calling dom_thread_across_edge.
4973 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4975 * config/avr/avr.c: Move definition of TARGET macros to end of file.
4977 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4979 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
4980 * config/avr/avr.c (avr_output_bld): Remove unused function.
4981 (avr_out_sbxx_branch): Use "%T" to print bit position.
4983 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4985 * config/avr/avr.md: Untabify.
4987 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4989 * config/avr/avr.md (eqne): New code iterator.
4990 (*dec-and-branchsi): Use it in text peephole's condition.
4991 (*dec-and-branchhi): Ditto.
4992 (*dec-and-branchqi): Ditto.
4994 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
4997 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
4998 the device does not have the skip-bug.
5000 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5002 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5003 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5004 -mpretend-cmove): New.
5006 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5009 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5010 doesn't count DEBUG_INSN refs.
5011 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5012 for DEBUG_INSN refs.
5014 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5018 2012-02-20 Richard Guenther <rguenther@suse.de>
5019 PR tree-optimization/52298
5020 * tree-vect-stmts.c (vectorizable_load): Properly use
5021 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5024 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5027 * gimple.h (gimple_in_transaction): New.
5028 (gimple_set_in_transaction): New.
5029 (struct gimple_statement_base): Add in_transaction field.
5030 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5032 (tree_ssa_lim_initialize): Compute transaction bits.
5033 * tree.h (compute_transaction_bits): Protoize.
5034 * trans-mem.c (tm_region_init): Use the heap to store BB
5036 (compute_transaction_bits): New.
5038 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5040 * gcc.c (display_help): Document --help=common and sort entries
5043 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5045 * doc/install.texi: Document check-$LANG specific shortcuts
5047 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5050 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5052 * config/arm/arm_neon.h: Regenerate.
5053 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5054 (neon_vcgeu): New insn.
5055 (neon_vcgtu): Likewise.
5056 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5057 (ops): Unsigned comparison intrinsics call a different
5060 2012-02-28 Richard Guenther <rguenther@suse.de>
5063 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5064 ordering for the VEC_CONCAT for two element vectors for
5065 V2SFmode, V2SImode and V2DImode.
5067 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5070 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5071 detecting big-endian triplets.
5073 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5075 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5076 mode if there is no type information available.
5078 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5080 PR tree-optimization/53207
5081 * doc/invoke.texi: Document as experimental and relying on graphite.
5083 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5085 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5086 of initializer to changes from r184614.
5088 2012-02-28 Richard Guenther <rguenther@suse.de>
5090 PR tree-optimization/52395
5091 * tree-sra.c (build_ref_for_offset): Also look at the base
5092 TYPE_ALIGN when figuring out the alignment of the replacement.
5094 2012-02-28 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/52402
5097 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5098 mis-aligned types when creating the accesses at the call site.
5100 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5102 * config/avr/builtins.def: New file.
5103 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5104 * config/avr/avr.c (enum avr_builtin_id): Use it.
5105 (avr_init_builtins): Use it. And use avr_bdesc.
5106 (bdesc_1arg): Remove.
5107 (bdesc_2arg): Remove.
5108 (bdesc_3arg): Remove.
5109 (struct avr_builtin_description): Add field n_args.
5110 (avr_bdesc): New static variable using builtins.def.
5111 (avr_expand_builtin): Use it.
5112 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5113 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5114 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5116 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5119 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5120 match only one single hard register with respective hard reg rtx.
5121 (movmemx_<mode>): Ditto.
5122 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5123 insn anatomy of movmem[x]_<mode>.
5124 (avr_out_movmem): Same for printing assembler and operand usage.
5126 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5130 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5131 address spaces located outside of device flash.
5133 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5134 (mcu_type_s): Add field n_flash.
5135 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5136 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5137 (AVR_MCU): Add N_FLASH argument.
5138 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5139 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5140 macro __FLASH<n> if that address space makes sense for the device.
5141 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5142 outside of target flash.
5143 (avr_asm_named_section): Ditto.
5144 (avr_asm_select_section): Ditto.
5145 (avr_addr_space_convert): Ditto.
5146 (avr_emit_movmemhi): Ditto.
5147 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5148 address space is outside of device flash.
5149 (avr_insert_attributes): Ditto.
5150 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5151 avr_current_arch->n_segments.
5153 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5156 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5158 (*movabs<mode>_2): Likewise.
5160 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5163 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5164 s_register_operand in the test instead of REG_P. Don't call
5165 gen_reg_rtx if it won't be used.
5167 PR tree-optimization/52376
5168 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5170 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5172 * ifcvt.c (noce_get_condition): Check condition variable is not
5173 small_register_classes_for_mode_p before accepting.
5175 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5177 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5179 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5182 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5183 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5185 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5187 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5189 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5191 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5193 * config/sh/predicates.md: Remove blank lines.
5194 * config/sh/sh.c: Fix typos in comments.
5195 * config/sh/constraints.md: Likewise.
5196 * config/sh/sh.md: Remove blank lines.
5197 Fix typos in comments. Use ;; as comment characters.
5199 2012-02-26 Walter Lee <walt@tilera.com>
5201 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5202 (replace_mov_pcrel_step2): Ditto.
5204 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5207 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5208 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5209 and locs that reference values newer than the non-canonical value
5210 at hand. Return the canonical value as a worst case.
5211 (memrefs_conflict_p): Walk canonical value's locs.
5214 * cselib.c (preserve_only_constants): Rename to...
5215 (preserve_constants_and_equivs): ... this. Split out...
5216 (invariant_or_equiv_p): ... this. Preserve plus expressions
5217 of other preserved expressions too.
5218 (cselib_reset_table): Adjust.
5219 * var-tracking.c (reverse_op): Use canonical value to build
5222 2012-02-23 Kai Tietz <ktietz@redhat.com>
5224 * config/i386/i386.c (ix86_delegitimize_address): Handle
5225 UNSPEC_PCREL plus displacement.
5227 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5230 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5231 to test for unusedness in st X addressing.
5233 2012-02-24 Richard Guenther <rguenther@suse.de>
5236 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5237 (is_gimple_reg_type): Move inline ...
5238 * gimple.h (is_gimple_reg_type): ... here.
5240 2012-02-24 Richard Guenther <rguenther@suse.de>
5243 * passes.c (execute_function_todo): When verifying SSA form
5244 verify gimple form first.
5245 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5247 2012-02-24 Richard Guenther <rguenther@suse.de>
5250 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5251 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5253 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5255 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5257 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5259 * tree-phinodes.c (make_phi_node): Mark static.
5260 * tree-flow.h (make_phi_node): Remove extern decl.
5261 * doc/gimple.texi (make_phi_node): Remove documentation.
5263 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5265 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5266 * tree-ssa-sccvn.c (print_scc): Ditto.
5268 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5270 * doc/passes.texi (Full redundancy elimination): Fix typo.
5272 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5274 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5276 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5279 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5281 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5284 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5286 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5288 * config/avr/avr.md (code_stdname): Add ior, xor.
5289 (xior): New code iterator.
5290 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5291 (*<code_stdname><mode>qi.byte1-3): Ditto.
5293 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5295 PR tree-optimization/52019
5296 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5299 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5301 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5302 HAVE_INITFINI_ARRAY to work around namespace pollution in
5303 certain versions of newlib system headers.
5304 * config.in: Regenerate.
5305 * configure: Regenerate.
5306 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5307 instead of HAVE_INITFINI_ARRAY.
5309 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5312 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5313 is not offsettable memory reference.
5315 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5318 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5319 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5321 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5323 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5324 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5326 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5328 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5329 library on Solaris 8 even without TLS support.
5330 * configure: Regenerate.
5332 2012-02-22 Richard Guenther <rguenther@suse.de>
5335 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5336 for GIMPLE_DEBUG stmts.
5338 2012-02-22 Martin Jambor <mjambor@suse.cz>
5341 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5342 according to the base object.
5344 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5346 PR rtl-optimization/50063
5347 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5348 and 2 (8-bit SP) in operand 2.
5349 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5350 setup to use movhi_sp_r instead of vanilla move to write SP.
5351 Adjust REG_CFA notes to superseed unspec.
5352 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5354 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5355 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5356 irq_state 1 (IRQ known to be on) here.
5358 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5360 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5362 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5363 assign_hard_reg): Likewise.
5365 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5367 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5369 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5372 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5373 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5375 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5377 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5378 prototype from here to...
5379 * config/avr/avr.h: ...here.
5381 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5384 * thumb2.md (thumb2_shiftsi3_short): Split register and
5385 immediate shifts. For register shifts tie operands 0 and 1.
5386 (peephole2 for above): Check that register-controlled shifts
5387 have suitably tied operands.
5389 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5392 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5393 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5394 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5395 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5396 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5397 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5398 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5399 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5400 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5401 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5402 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5403 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5404 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5405 bdver1_ssevector_avx256_unaligned_load,
5406 bdver1_ssevector_sse128_unaligned_load,
5407 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5408 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5409 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5410 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5411 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5412 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5413 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5414 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5415 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5416 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5417 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5418 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5419 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5420 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5421 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5422 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5423 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5424 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5425 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5426 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5427 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5428 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5429 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5430 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5431 bdver1_ssediv_double_load, bdver1_ssediv_double,
5432 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5433 Add "bdver2" attribute.
5435 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5437 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5438 default if possible and not specified otherwise.
5440 2012-02-21 Richard Guenther <rguenther@suse.de>
5443 * gimplify.c (create_tmp_from_val): Use the main variant type
5444 for the type of the temporary we create.
5446 2012-02-21 Richard Guenther <rguenther@suse.de>
5448 PR tree-optimization/52324
5449 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5450 do not gimplify a MEM_REF address operand if it is already
5453 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5455 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5456 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5458 2012-02-21 Richard Guenther <rguenther@suse.de>
5460 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5461 nested_in_vect_loop.
5463 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5465 PR tree-optimization/52318
5466 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5467 vdef also to non-pure/const call stmts in the sequence.
5469 2012-02-20 David S. Miller <davem@davemloft.net>
5471 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5472 don't use the "rd %pc" instruction on v9 for PIC register loads.
5474 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5477 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5478 in a transaction safe function.
5480 2012-02-20 Kai Tietz <ktietz@redhat.com>
5483 * stor-layout.c (place_field): Handle desired_align for
5486 2012-02-20 Richard Guenther <rguenther@suse.de>
5488 PR tree-optimization/52298
5489 * tree-vect-stmts.c (vectorizable_store): Properly use
5490 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5492 (vectorizable_load): Likewise.
5493 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5494 Access DR_STEP after ensuring it is not NULL.
5496 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5498 PR tree-optimization/52286
5499 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5500 optimization use double_int_to_tree instead of build_int_cst_wide,
5501 rewrite to use double_int vars.
5503 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5506 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5508 Remove -e 0 from $gcc_cv_ld invocation.
5509 Only use __GLIBC_PREREQ if defined.
5510 Enable on Solaris since Solaris 8 patch.
5511 (gcc_SUN_LD_VERSION): New macro.
5512 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5513 gcc_SUN_LD_VERSION for version number format.
5514 * configure: Regenerate.
5515 * varasm.c (get_elf_initfini_array_priority_section): Set
5516 SECTION_NOTYPE for non-default priority.
5517 Use get_section instead of get_unnamed_section to emit
5518 .init_array/.fini_array with default priority.
5520 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5522 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5523 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5524 (mips_start_unique_function, mips_output_mips16_rdhwr)
5525 (mips_code_end): New functions.
5526 (TARGET_ASM_CODE_END): Define.
5528 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5530 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5531 to stubs with non-sibling calls.
5533 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5535 * doc/invoke.texi (-fira-* options): Copy-edit.
5536 (ira-* parameters): Copy-edit.
5538 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5540 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5541 GCC coding conventions.
5543 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5545 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5546 when used as adjectives.
5548 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5550 * doc/invoke.texi: Clean up "that"/"which" confusion.
5552 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5554 * system.h: Poison SMALL_REGISTER_CLASSES
5555 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5556 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5558 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5560 PR tree-optimization/52285
5561 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5562 when deciding if a call is a tail call or tail recursion.
5564 2012-02-16 Kai Tietz <ktietz@redhat.com>
5566 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5567 interger-constant displacement for UNSPEC_PCREL.
5569 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5571 PR rtl-optimization/52208
5572 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5573 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5575 PR tree-optimization/52255
5576 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5577 loop->header has virtual PHI, but exit_e->dest doesn't, add
5578 virtual PHI to exit_e->dest and adjust all uses after the loop.
5581 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5582 children with clone_tree_hash, not after it.
5584 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5586 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5587 extended identifiers.
5589 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5592 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5593 a same_body_alias, also test whether e->callee isn't a former
5594 or current clone of the decl this is a same body alias of.
5596 PR translation/52264
5597 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5599 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5601 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5603 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5606 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5607 force_reg instead of copy_to_reg for better optimization. Force
5608 non-register or memory operands into a register.
5610 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5612 * extend.texi: Reserve upper bits of memory model for future use.
5614 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5615 Anatoly Sokolov <aesok@post.ru>
5616 Eric Weddington <eric.weddington@atmel.com>
5619 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5620 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5621 Rewrite initializers for .macro.
5622 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5623 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5624 atxmega32d4, atxmega32x1.
5625 avrxmega4: atxmega64a3, atxmega64d3.
5626 avrxmega5: atxmega64a1, atxmega64a1u.
5627 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5628 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5629 avrxmega7: atxmega128a1, atxmega128a1u.
5630 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5631 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5632 (struct base_arch_s): Rename reserved to xmega_p.
5633 Rename reserved2 to have_rampd.
5634 (AVR_XMEGA): New define.
5635 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5636 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5637 * config/avr/predicates.md (io_address_operand): Take into
5639 (low_io_address_operand): Ditto.
5640 (high_io_address_operand): Ditto.
5641 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5642 (enabled, movhi_sp_r): Use them.
5643 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5644 cpp_define_formatted to built-in define __AVR_ARCH__.
5645 (__AVR_XMEGA__): New built-in define.
5646 (__AVR_HAVE_RAMPD__): New built-in define.
5647 (__AVR_HAVE_RAMPX__): New built-in define.
5648 (__AVR_HAVE_RAMPY__): New built-in define.
5649 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5651 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5652 (avr_option_override): Initialize them.
5653 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5654 (avr_init_expanders): Initialize them. No more block several calls.
5655 (emit_push_sfr): New static function.
5656 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5658 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5659 (avr_print_operand): Print addreeses as symbols for
5660 RAMPX, RAMPY, RAMPD, CCP.
5661 (output_movhi): Handle AVR_XMEGA when writing to SP.
5662 (avr_out_movhi_mr_r_xmega): New static function.
5663 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5664 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5665 __RAMPD__, __CCP__ as needed.
5667 * config/avr/multilib.h: Regenerate.
5668 * config/avr/t-multilib: Regenerate.
5669 * config/avr/avr-tables.opt: Regenerate.
5671 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5673 PR tree-optimization/50561
5674 * graphite-flattening.c (lst_project_loop): Do not
5675 remove old scattering dimensions after flattening.
5676 (lst_do_flatten): Likewise.
5678 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5680 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5681 __builtin_avr_map8, __builtin_avr_map16.
5682 Document __builtin_avr_insert_bits.
5684 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5685 (insert_bits): New insn.
5686 (adjust_len.map_bits): Rename to insert_bits.
5687 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5688 * avr-protos.h (avr_out_map_bits): Remove.
5689 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5690 * config/avr/constraints.md (Cxf,C0f): New.
5691 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5692 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5693 New built-in define __BUILTIN_AVR_INSERT_BITS.
5694 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5695 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5696 (avr_move_bits): Rewrite.
5697 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5699 (avr_map_op_t): New typedef.
5700 (avr_map_op): New static variable.
5701 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5702 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5703 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5704 (bdesc_3arg, avr_expand_triop_builtin): New.
5705 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5706 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5707 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5708 (avr_map_equal_p, avr_map_sig_p): Remove.
5709 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5710 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5711 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5712 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5713 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5714 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5716 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5718 * config/c6x/c6x.md (reserve_cycles): New attribute.
5719 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5720 don't reserve functional units after the branch occurs.
5722 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5725 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5726 functions into non-tm_pure functions.
5728 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5731 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5732 (iterative_hash_canonical_type): Likewise.
5733 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5736 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5738 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5739 sched-group insn, it either remains alone or the entire list is pruned.
5741 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5743 * doc/install.texi (Prerequisites): Fix grammar.
5744 (Configuration): Likewise.
5746 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5748 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5749 MPC as part of GCC before describing configuring with --with-gmp etc.
5750 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5751 sources are present.
5753 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5756 * dwarf2out.c (clone_tree_hash): New function.
5757 (copy_decls_walk): Use it instead of clone_tree.
5759 2012-02-14 Richard Guenther <rguenther@suse.de>
5761 PR tree-optimization/52244
5762 PR tree-optimization/51528
5763 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5764 replacements for integral types.
5766 2012-02-14 Walter Lee <walt@tilera.com>
5768 * config.gcc: Handle tilegx and tilepro.
5769 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5771 Add HAVE_AS_TLS check for tilegx and tilepro.
5772 * configure: Regenerate.
5773 * doc/contrib.texi: Add Mat Hostetter and self.
5774 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5775 Document instruction intrinsics and network accessing intrinsics.
5776 (TILEPro Built-in Functions): New node. Document instruction
5777 intrinsics and network accessing intrinsics.
5778 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5779 (Specific, tilepro-*-linux*): Likewise.
5780 * doc/invoke.texi (TILE-Gx Options): New section.
5781 (TILEPro Options): New section.
5782 * doc/md.texi (TILE-Gx): New section.
5783 (TILEPro): New section.
5784 * common/config/tilegx/tilegx-common.c: New file.
5785 * common/config/tilepro/tilepro-common.c: New file.
5786 * config/tilegx/constraints.md: New file.
5787 * config/tilegx/linux.h: New file.
5788 * config/tilegx/mul-tables.c: New file.
5789 * config/tilegx/predicates.md: New file.
5790 * config/tilegx/sync.md: New file.
5791 * config/tilegx/t-tilegx: New file.
5792 * config/tilegx/tilegx-builtins.h: New file.
5793 * config/tilegx/tilegx-c.c: New file.
5794 * config/tilegx/tilegx-generic.md: New file.
5795 * config/tilegx/tilegx-modes.def: New file.
5796 * config/tilegx/tilegx-multiply.h: New file.
5797 * config/tilegx/tilegx-protos.h: New file.
5798 * config/tilegx/tilegx.c: New file.
5799 * config/tilegx/tilegx.h: New file.
5800 * config/tilegx/tilegx.md: New file.
5801 * config/tilegx/tilegx.opt: New file.
5802 * config/tilepro/constraints.md: New file.
5803 * config/tilepro/gen-mul-tables.cc: New file.
5804 * config/tilepro/linux.h: New file.
5805 * config/tilepro/mul-tables.c: New file.
5806 * config/tilepro/predicates.md: New file.
5807 * config/tilepro/t-tilepro: New file.
5808 * config/tilepro/tilepro-builtins.h: New file.
5809 * config/tilepro/tilepro-c.c: New file.
5810 * config/tilepro/tilepro-generic.md: New file.
5811 * config/tilepro/tilepro-modes.def: New file.
5812 * config/tilepro/tilepro-multiply.h: New file.
5813 * config/tilepro/tilepro-protos.h: New file.
5814 * config/tilepro/tilepro.c: New file.
5815 * config/tilepro/tilepro.h: New file.
5816 * config/tilepro/tilepro.md: New file.
5817 * config/tilepro/tilepro.opt: New file.
5819 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5821 PR tree-optimization/52210
5822 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5823 vect_model_simple_cost with two entry vect_def_type array instead
5824 of an address of dt.
5826 2012-02-14 Richard Guenther <rguenther@suse.de>
5829 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5830 Do not stream DECL_QUALIFIER.
5831 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5832 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5833 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5835 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5838 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5841 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5844 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5845 * cselib.c (cselib_subst_to_values_from_insn): New function.
5846 * sched-deps.c (add_insn_mem_dependence,
5847 sched_analyze_1, sched_analyze_2): Use it.
5849 2012-02-13 Jan Hubicka <jh@suse.cz>
5852 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5854 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5856 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5857 (GTM_SELF_SPECS): Define if not already defined.
5858 (driver_self_specs): Add GTM_SELF_SPECS.
5859 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5860 (GTM_SELF_SPECS): Define.
5861 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5862 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5864 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5866 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5869 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5872 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5873 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5875 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5878 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5880 2012-02-13 Richard Guenther <rguenther@suse.de>
5882 PR translation/52211
5883 * passes.c (enable_disable_pass): Fix typo.
5885 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5888 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5889 XOR for reduce_bit_field if type is unsigned.
5891 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5893 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5894 disallow changes from SFmode to mode with different size in FP regs.
5896 2012-02-12 Robert Millan <rmh@gnu.org>
5897 Gerald Pfeifer <gerald@pfeifer.com>
5899 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5902 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5904 PR rtl-optimization/52175
5905 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5906 to frame-related instructions.
5908 2012-02-10 Jason Merrill <jason@redhat.com>
5911 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5912 (demangle_new_symbols): Fill it.
5913 (scan_linker_output): Walk it.
5914 (start_tweaking): Split out from scan_linker_output.
5915 (maybe_tweak): Update sym->chosen.
5916 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5918 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5921 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5923 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5925 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5926 having the same mode as previous compare.
5928 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5930 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5931 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5932 (nonlocal_goto_internal): Likewise.
5933 (nonlocal_goto): Emit a use and an indirect jump directly.
5935 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5938 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5939 __atomic_{is,always}_lock_free.
5941 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5944 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5945 negative constant address for x32.
5947 2012-02-10 Richard Henderson <rth@redhat.com>
5949 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5950 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5951 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5953 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5954 Ira Rosen <irar@il.ibm.com>
5956 PR tree-optimization/50031
5957 * targhooks.c (default_builtin_vectorization_cost): Handle
5959 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5960 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5961 all types of reduction and pattern statements.
5962 (vect_estimate_min_profitable_iters): Likewise.
5963 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5964 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5965 for explicit realigns.
5966 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5967 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
5969 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
5970 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
5971 vec_perm for VSX and handle vec_promote_demote.
5973 2012-02-10 Jakub Jelinek <jakub@redhat.com>
5976 * builtins.c (fold_builtin_atomic_always_lock_free,
5977 expand_builtin_atomic_always_lock_free,
5978 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
5979 Return and/or test boolean_true_node/boolean_false_node instead of
5980 integer_one_node/integer_zero_node.
5982 2012-02-10 Jan Hubicka <jh@suse.cz>
5985 * predict.c (predict_paths_for_bb): Prevent looping.
5986 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
5988 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
5990 * config/arm/arm.c (output_move_double): In one case properly
5991 count number of instructions that will be emitted.
5993 2012-02-10 Richard Guenther <rguenther@suse.de>
5995 PR translation/52193
5996 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
5998 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6001 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6003 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6006 * var-tracking.c (emit_note_insn_var_location): If
6007 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6008 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6009 non-NOTE_DURING_CALL_P insn.
6011 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6014 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6016 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6019 * gcc.c (switch_matches) Support switches with separated form,
6022 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6024 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6026 (RAMPZ_ADDR): Ditto.
6027 * config/avr/avr.c (avr_addr_t): New typedef.
6028 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6029 (avr_init_expanders): Initialize it.
6030 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6032 (expand_epilogue): Ditto.
6033 (avr_print_operand): Ditto.
6034 (avr_file_start): Ditto.
6035 (avr_emit_movmemhi): Ditto.
6037 2012-02-08 Richard Guenther <rguenther@suse.de>
6039 PR tree-optimization/46886
6040 * tree-flow.h (do_while_loop_p): Declare.
6041 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6042 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6044 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6046 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6047 always succeed for integers larger than a native word.
6049 2012-02-08 Richard Guenther <rguenther@suse.de>
6051 PR rtl-optimization/52170
6052 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6053 properly handle integer vector modes.
6055 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6057 PR gcov-profile/52150
6058 * coverage.c: Include target.h.
6059 (build_var): Call targetm.strip_name_encoding on the assembler name.
6060 Change one _ into . or $ if the target allows it.
6061 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6063 PR rtl-optimization/52139
6064 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6065 is a BARRIER after emit_insn_after_noloc, move BB_END
6066 to the last non-BARRIER insn before it.
6068 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6071 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6072 (mips_gimplify_va_arg_expr): Call it instead of
6073 std_gimplify_va_arg_expr.
6075 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6077 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6078 message for -mno-pointers-to-nested-function.
6080 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6083 * expr.c (get_inner_reference): If there is an offset, add a negative
6084 bit position to it (if any).
6086 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6088 PR rtl-optimization/52060
6089 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6090 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6091 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6092 and/or i0src_copy2 when needed.
6094 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6096 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6097 or LTOPLUGINSONAME if have_c.
6099 * config/freebsd-spec.h: Add comment about what macros can be defined
6101 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6102 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6105 2012-02-07 Richard Guenther <rguenther@suse.de>
6107 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6108 newline in -alias dumps.
6110 2012-02-07 Kai Tietz <ktietz@redhat.com>
6111 Dave Korn <dave.korn.cygwin@gmail.com>
6114 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6115 Take care that typinfo gets dllexport-attribute.
6117 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6120 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6121 if modifier < EXPAND_SUM call force_operand on the result.
6123 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6125 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6126 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6128 (epiphany_function_type): Replace types for specific interrupts with
6129 EPIPHANY_FUNCTION_INTERRUPT.
6130 (EPIPHANY_INTERRUPT_P): Update.
6131 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6132 New static function.
6133 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6134 <disinterrupt>: Affects type identity.
6135 (epiphany_handle_interrupt_attribute): Handle variable number of
6137 (epiphany_compute_function_type): Update for new
6138 epiphany_function_type definition.
6139 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6140 handlers with a longcall forwarder.
6141 (epiphany_start_function): Handle multiple interrupt arguments and/or
6142 forwarder_section attribute.
6144 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6147 2012-02-07 Alan Modra <amodra@gmail.com>
6150 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6153 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6155 PR tree-optimization/50969
6156 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6157 use vec_perm rather than vector_stmt.
6158 (vect_model_load_cost): Likewise.
6159 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6160 vec_perm to be the same as other vector statements.
6161 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6162 cost of vec_perm for TARGET_VSX.
6164 2012-02-06 Richard Guenther <rguenther@suse.de>
6166 PR tree-optimization/52115
6167 * tree-sra.c (access_has_replacements_p): New function.
6168 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6170 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6173 * trans-mem.c (expand_call_tm): Add an assertion.
6174 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6177 2012-02-06 Richard Guenther <rguenther@suse.de>
6179 PR tree-optimization/50955
6180 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6181 raise cost of expressions that replace an address with an
6182 expression based on a different pointer.
6184 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6187 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6188 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6190 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6193 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6194 -Weffc++ and specify guidelines come from second edition.
6196 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6198 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6199 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6200 (call_direct_split, call_value_split, call_value_internal_direct)
6201 (call_value_direct_split, call_value_multiple_split): Use jal and
6202 jal_macro attributes.
6204 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6206 * reload1.c (reload_regs_reach_end_p): Replace with...
6207 (reload_reg_rtx_reaches_end_p): ...this function.
6208 (new_spill_reg_store): Update commentary.
6209 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6210 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6211 before setting new_spill_reg_store.
6212 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6213 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6214 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6215 for non-spill reload registers.
6217 2012-02-05 Ira Rosen <irar@il.ibm.com>
6219 PR tree-optimization/52091
6220 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6221 (vect_is_simple_use_1): Likewise.
6222 * tree-vect-loop.c (vectorizable_reduction): Update calls
6223 to vect_is_simple_use_1 and vect_is_simple_use.
6224 (vectorizable_live_operation): Likewise.
6225 * tree-vect-patterns.c (widened_name_p,
6226 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6227 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6228 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6229 vectorizable_shift,vectorizable_operation, vectorizable_store,
6230 vectorizable_load): Likewise.
6231 (vect_is_simple_cond): Add an argument, pass it to
6232 vect_is_simple_use_1.
6233 (vectorizable_condition): Update calls to vect_is_simple_cond,
6235 (vect_is_simple_use): Add an argument, the statement in which
6236 OPERAND is used. Check that if OPERAND's def stmt is a double
6237 reduction phi node, the use is a phi node too.
6238 (vect_is_simple_use_1): Add an argument, pass it to
6240 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6241 to vect_is_simple_use.
6243 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6245 PR rtl-optimization/52095
6246 * modulo-sched.c (dump_insn_locator): New function.
6247 (loop_canon_p, sms_schedule): Use it.
6249 PR rtl-optimization/52113
6250 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6251 even for decomposable shift/zext insns.
6253 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6254 Zdenek Dvorak <ook@ucw.cz>
6256 PR rtl-optimization/52092
6257 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6258 on get_iv_value result.
6260 2012-02-02 Andrew Pinski <apinski@cavium.com>
6264 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6266 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6269 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6271 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6273 PR rtl-optimization/49800
6274 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6275 (sched_finish): Call regstat_free_n_sets_and_refs.
6277 2012-02-02 Jia Liu <proljc@gmail.com>
6279 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6282 2012-02-02 Jan Hubicka <jh@suse.cz>
6283 Tom de Vries <tom@codesourcery.com>
6286 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6287 * varpool.c (varpool_analyze_pending_decls): Likewise.
6289 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6290 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6292 * config.gcc: Add cr16-* support.
6294 * doc/extend.texi: Document cr16 extensions.
6295 * doc/install.texi: Document cr16 install.
6296 * doc/invoke.texi: Document cr16 options.
6297 * doc/md.texi: Document cr16 constraints.
6299 * common/config/cr16/cr16-common.c: New file.
6300 * config/cr16/cr16.c: New file.
6301 * config/cr16/cr16.h: New file.
6302 * config/cr16/cr16.md: New file.
6303 * config/cr16/cr16.opt: New file.
6304 * config/cr16/cr16-protos.h: New file.
6305 * config/cr16/predicates.md: New file.
6306 * config/cr16/constraints.md: New file.
6307 * config/cr16/t-cr16: New file.
6309 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6312 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6313 that operands[2] is either immediate, or q_regs_operand.
6315 PR tree-optimization/52073
6316 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6317 a pattern stmt for pattern uses, ignore uses outside of the loop.
6319 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6321 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6322 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6323 (OUT_AS1, OUT_AS2): Remove.
6325 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6327 PR rtl-optimization/51374
6328 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6329 to cross other volatile_refs_p insns.
6331 2012-02-01 Richard Guenther <rguenther@suse.de>
6333 * doc/invoke.texi (fno-inline): Clarify documentation.
6334 (finline-small-functions): Likewise.
6335 (finline-functions): Likewise.
6336 * common.opt (finline): Adjust comment and documentation.
6337 (finline-small-functions): Clarify documentation.
6338 (finline-functions): Likewise.
6339 (finline-functions-called-once): Likewise.
6341 2012-02-01 Tristan Gingold <gingold@adacore.com>
6343 * c-typeck.c (composite_type): Keep mode for pointers.
6345 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6347 * function.h (regno_reg_rtx): Adjust comment.
6348 * reginfo.c (init_reg_modes_target): Only use the previous mode
6349 if it fits within one register. Remove MIPS comment.
6351 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6354 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6356 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6358 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6359 to srak instruction.
6361 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6363 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6365 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6370 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6372 2012-01-31 Richard Guenther <rguenther@suse.de>
6374 PR tree-optimization/51528
6375 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6378 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6383 * ree.c (add_removable_extension): Change def_map argument
6384 to unsigned *, store in def_map 1 + offset into *insn_list vector
6385 instead of pointers into the vector.
6386 (find_removable_extensions): Adjust caller.
6388 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6390 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6391 Transform all "* quoted-c-code" to { c-code }.
6392 Remove redundant test for "optimize" in combine patterns.
6393 Move (include "avr-dimode.md") to end of file.
6395 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6398 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6399 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6401 2012-01-30 Richard Guenther <rguenther@suse.de>
6403 PR tree-optimization/52028
6404 * tree-loop-distribution.c (ldist_gen): Properly update
6407 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6410 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6411 set_cur_line_info_table if not emitting debug info.
6413 PR tree-optimization/52046
6414 * tree-vect-patterns.c (check_bool_pattern): Give up if
6415 a comparison could throw.
6418 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6420 2012-01-30 Richard Guenther <rguenther@suse.de>
6422 PR tree-optimization/52045
6423 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6424 SSA form if cfgcleanup did anything.
6426 2012-01-30 Richard Guenther <rguenther@suse.de>
6428 PR tree-optimization/52045
6429 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6430 before computing final todo.
6432 2012-01-30 Richard Guenther <rguenther@suse.de>
6434 PR tree-optimization/51528
6435 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6438 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6440 * df-problems.c (df_kill_notes): Check that the use refers
6441 to the note under examination.
6443 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6446 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6447 parameter and use short-lived pseudos.
6448 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6449 (sparc_expand_vector_init): Const-ify local variables and adjust
6450 calls to above functions.
6452 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6454 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6456 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6458 * doc/invoke.texi: Make usage of "compile time" and
6459 "run time"/"runtime" consistent throughout the file.
6461 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6463 * config/alpha/alpha.c (alpha_option_override): Default to
6464 full IEEE compliance mode for Go language.
6466 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6468 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6469 (LINK_SSP_SPEC): Define.
6471 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6474 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6477 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6479 * doc/invoke.texi: Correct hyphenation of "floating point",
6480 "double precision", and related terminology throughout the file.
6482 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6485 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6486 arm_general_register_operand predicate for operand 2 instead of
6489 2012-01-27 Ian Lance Taylor <iant@google.com>
6492 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6493 * builtins.c (expand_builtin_init_trampoline): Add onstack
6494 parameter. Change caller.
6495 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6496 * tree.c (build_common_builtin_nodes): Declare
6497 __builtin_init_heap_trampoline.
6499 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6501 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6502 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6503 * config/avr/avr.c: Ditto.
6504 (avr_regnames): Remove because unused.
6505 * config/avr/avr.md (*cpse.ne): New peephole.
6506 (*cpse.eq): New peephole from former cpse peepholes.
6508 2012-01-27 Michael Eager <eager@eagercon.com>
6510 * config/microblaze.c (microblaze_emit_compare): Correct
6511 test after pcmp instruction.
6513 2012-01-27 Richard Guenther <rguenther@suse.de>
6515 PR tree-optimization/52020
6516 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6518 2012-01-27 Richard Guenther <rguenther@suse.de>
6520 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6521 function non-const/pure.
6523 2012-01-27 Richard Guenther <rguenther@suse.de>
6525 PR tree-optimization/50444
6526 * tree-sra.c (build_ref_for_offset): Properly adjust the
6527 MEM_REF type for unaligned accesses.
6529 2012-01-27 Richard Guenther <rguenther@suse.de>
6531 PR tree-optimization/50444
6532 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6533 (expand_assignment): Use it. Properly handle misaligned
6534 bases when expanding stores to component references.
6535 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6538 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6541 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6542 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6543 * tree-data-ref.c (find_data_references_in_loop): Make static.
6544 (compute_all_dependences): Change return type to bool. Bail out
6545 for too many datarefs in a loop. Move the hunk resetting the data
6546 dependences vector from ...
6547 (compute_data_dependences_for_loop): ... here. Account for
6548 compute_all_dependences returning false.
6549 (compute_data_dependences_for_bb): Likewise.
6550 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6551 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6553 2012-01-27 Richard Guenther <rguenther@suse.de>
6556 * expr.c (store_field): Use the alias-set of the scratch memory
6559 2012-01-27 Tom de Vries <tom@codesourcery.com>
6561 PR tree-optimization/51990
6562 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6564 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6566 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6569 * var-tracking.c (reverse_op): Don't add any reverse operation
6570 if V already has any constant locations.
6572 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6574 * doc/invoke.texi: Correct usage of "command line" (noun)
6575 vs "command-line" (adjective) throughout.
6577 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6579 * doc/invoke.texi (Language Independent Options): Move
6580 -Wcoverage-mismatch blurb from here....
6581 (Warning Options): ...to here.
6583 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6585 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6586 Set rs6000_always_hint to false for 476.
6588 2012-01-27 Matthias Klose <doko@ubuntu.com>
6590 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6592 * incpath.c (add_standard_paths): Likewise.
6594 2012-01-27 Richard Henderson <rth@redhat.com>
6596 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6597 * config/m68k/sync.md (atomic_test_and_set): Rename from
6598 sync_test_and_setqi and adjust the operands.
6599 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6600 and unconditionally enable.
6602 2012-01-27 Richard Henderson <rth@redhat.com>
6604 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6605 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6606 (ldstub): Rename from ldstubqi.
6607 (ldstub<I24MODE>): Remove.
6609 2012-01-27 Richard Henderson <rth@redhat.com>
6611 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6612 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6613 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6614 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6615 * doc/tm.texi: Rebuild.
6617 2012-01-27 Richard Henderson <rth@redhat.com>
6619 * optabs.c (gen_atomic_test_and_set): Remove default.
6620 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6622 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6624 PR rtl-optimization/51978
6625 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6626 (combine_reaching_defs): Likewise.
6627 (struct re_info): Remove.
6628 (add_removable_extension): Remove x and data arguments,
6629 add insn, insn_list and def_map. Use the arguments directly
6630 instead of using struct re_info.
6631 (find_removable_extensions): Don't call add_removable_extension
6632 through note_stores, instead just call it with single_set
6634 (find_and_remove_re): Pass curr_cand->expr instead of
6635 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6637 2012-01-26 Michael Matz <matz@suse.de>
6639 PR tree-optimization/46590
6640 * cfgexpand.c: Revert last change (r183305).
6641 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6643 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6644 checking for emptiness.
6646 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6649 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6650 non-addressable non-BLKmode base correctly.
6652 2012-01-26 Michael Matz <matz@suse.de>
6654 PR tree-optimization/48794
6655 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6656 regions referenced from RESX/EH_DISPATCH.
6658 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6660 * config/s390/s390.h: Make BRANCH_COST an option.
6661 * config/s390/s390.opt: New option -mbranch-cost.
6663 2012-01-26 Richard Henderson <rth@redhat.com>
6665 Revert 2012-01-24 change:
6666 * trans-mem.c (requires_barrier): Do not instrument thread local
6667 variables and emit save/restore for them.
6669 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6672 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6675 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6677 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6680 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6683 Rename __pgm to __flash.
6684 Rename __pgm1 to __flash1.
6685 Rename __pgm2 to __flash2.
6686 Rename __pgm3 to __flash3.
6687 Rename __pgm4 to __flash4.
6688 Rename __pgm5 to __flash5.
6689 Rename __pgmx to __memx.
6690 * doc/extend.texi (AVR Named Address Spaces)
6691 Rename address space names as indicated above.
6692 * config/avr/avr.c (avr_addrspace): Ditto.
6694 * config/avr/avr-protos.h
6695 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6696 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6697 * config/avr/predicates.md: Ditto.
6698 * config/avr/avr.c Ditto, and
6699 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6700 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6702 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6703 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6704 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6705 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6706 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6707 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6708 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6709 * config/avr/avr.c: Ditto.
6710 * config/avr/avr.md: Ditto.
6712 2012-01-25 Jason Merrill <jason@redhat.com>
6715 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6717 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6719 PR tree-optimization/51987
6720 * tree-data-ref.c (get_references_in_stmt): Handle references in
6721 non-volatile GIMPLE_ASM.
6723 2012-01-25 Richard Guenther <rguenther@suse.de>
6725 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6726 bases are dereferenced.
6728 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6730 PR rtl-optimization/48374
6731 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6733 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6735 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6736 compute_data_dependences_for_loop returns false.
6737 * tree-parloops.c (loop_parallel_p): Likewise.
6739 2012-01-25 Richard Guenther <rguenther@suse.de>
6741 * tree.h (get_pointer_alignment_1): Declare.
6742 * builtins.c (get_pointer_alignment_1): New function.
6743 (get_pointer_alignment): Use it.
6745 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6747 PR rtl-optimization/48308
6748 * combine.c (enum undo_kind): Add UNDO_LINKS.
6749 (struct undo): Add member l to other_contents and where.
6750 (do_SUBST_LINK): New.
6752 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6753 (undo_all): Handle UNDO_LINKS.
6755 2012-01-25 Richard Henderson <rth@redhat.com>
6757 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6760 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6762 * optabs.c (gen_atomic_test_and_set): Use each argument.
6764 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6766 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6767 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6768 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6769 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6770 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6771 TARGET_PAIRED_SINGLE_FLOAT.
6773 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6775 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6776 (in_struct, return_val): Remove MEM documentation.
6777 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6778 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6779 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6781 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6782 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6783 * expr.c (store_field): Likewise.
6784 * function.c (assign_stack_temp_for_type): Likewise.
6785 * ifcvt.c (noce_try_cmove_arith): Likewise.
6786 * reload1.c (reload): Likewise.
6787 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6788 (alpha_set_memflags): Likewise.
6789 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6791 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6793 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6795 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6796 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6797 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6799 * cselib.c (cselib_rtx_varies_p): Delete.
6800 (cselib_invalidate_mem): Update call to canon_true_dependence.
6801 * dse.c (record_store, check_mem_read_rtx): Likewise.
6802 (scan_reads_nospill): Likewise.
6803 * cse.c (check_dependence): Likewise.
6804 (cse_rtx_varies_p): Delete.
6805 * expr.c (safe_from_p): Update call to true_dependence.
6806 * ira.c (validate_equiv_mem_from_store): Likewise.
6807 (memref_referenced_p): Likewise.
6808 * postreload-gcse.c (find_mem_conflicts): Likewise.
6809 * sched-deps.c (sched_analyze_2): Likewise.
6810 * store-motion.c (load_kills_store): Likewise.
6811 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6812 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6813 (compute_transp): Update call to canon_true_dependence.
6815 2012-01-25 Richard Henderson <rth@redhat.com>
6817 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6818 (maybe_emit_atomic_test_and_set): New.
6819 (expand_sync_lock_test_and_set): Use it.
6820 (expand_atomic_test_and_set): Likewise.
6821 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6822 the implementation; clarify implementation defined details.
6823 * doc/md.texi (atomic_test_and_set): Document.
6825 2012-01-25 Richard Henderson <rth@redhat.com>
6827 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6829 2012-01-25 Richard Henderson <rth@redhat.com>
6832 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6833 to effect no-op split.
6835 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6838 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6839 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6840 (BT_FN_VOID_PTR_INT_SIZE): New.
6841 (BT_FN_UINT_UINT_VAR): Remove.
6842 (BT_FN_UINT32_UINT32_VAR): New.
6843 (BT_FN_DOUBLE_VPTR): Remove.
6844 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6846 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6847 (_ITM_changeTransactionMode): Same.
6848 (_ITM_memmoveRtWt): Change return type to void.
6849 (_ITM_memcpyRtWt): Same.
6850 (_ITM_memsetW): Same.
6851 (_ITM_RaRD): Change types to double.
6856 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6858 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6859 Patrick Marlier <patrick.marlier@gmail.com>
6861 * trans-mem.c (requires_barrier): Do not instrument thread local
6862 variables and emit save/restore for them.
6864 2012-01-24 Jason Merrill <jason@redhat.com>
6867 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6868 output static aliases.
6870 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6873 * common.opt (-pie, -shared, pie, shared): Change from Common to
6875 * gcc.c (display_help): Display help for -pie and -shared.
6877 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6880 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6881 Remove note on size/offset limitation.
6882 (AVR Variable Attributes): Add example how to read data located
6883 with progmem. Refer to named address spaces.
6884 * doc/invoke.texi (AVR Options): Fix typo.
6886 2012-01-24 Richard Guenther <rguenther@suse.de>
6888 Forward-port to trunk
6889 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6892 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6893 op0 isn't sufficiently aligned and there is movmisalignM
6894 insn for mode, use it to load op0 into a temporary register.
6896 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6899 * target.def (const_not_ok_for_debug_p): New hook.
6900 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6902 * doc/tm.texi: Regenerated.
6903 * dwarf2out.c (const_ok_for_output_1): If
6904 targetm.const_not_ok_for_debug_p returns true, fail.
6905 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6907 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6909 2012-01-23 Kai Tietz <ktietz@redhat.com>
6912 * config/i386/predicates.md (symbolic_operand): Allow
6913 UNSPEC_PCREL as PIC expression for lea.
6914 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6915 * config/i386/i386.c (ix86_delegitimize_address): Handle
6916 UNSPEC_PCREL for none-MEM, too.
6918 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6920 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6921 (ipa_tm_create_version_alias): Same.
6923 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6926 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6927 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6929 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6930 Patrick Marlier <patrick.marlier@gmail.com>
6931 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6934 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6935 simple_object_start_read.
6937 2012-01-23 Richard Guenther <rguenther@suse.de>
6940 PR tree-optimization/51895
6941 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6942 parameter decomposition into BLKmode components.
6944 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6946 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6947 fake variables for restrict-qualified pointers whose pointed-to type
6948 contains a placeholder.
6950 2012-01-23 Richard Guenther <rguenther@suse.de>
6952 PR tree-optimization/51949
6953 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6955 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6957 PR rtl-optimization/51933
6958 * ree.c (transform_ifelse): Return true right away if dstreg is
6959 already wider or equal to cand->mode.
6960 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6961 (make_defs_and_copies_lists): Remove defs_list and copies_list
6962 arguments, add state argument, just truncate state->work_list
6963 instead of always allocating and freeing the vector. Assert that
6964 get_defs succeeds instead of returning 2. Changed return type to bool.
6965 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6966 have ext_src_mode, see if it has been modified already with the
6967 right kind of extension and has been extended before from the
6968 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
6969 just return true. Remember the original mode in state->modified array.
6970 (combine_reaching_defs): Add state argument. Don't allocate and
6971 free here def_list, copied_list and vec vectors, instead just
6972 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
6973 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
6974 Add state variable, clear vectors in it, initialize state.modified
6975 if needed. Free all the vectors at the end and state.modified too.
6976 Don't skip a candidate if the extension expression has been modified.
6978 2012-01-22 Douglas B Rupp <rupp@gnat.com>
6981 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
6982 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
6983 (extra_options) interix.opt -> i386/interix.opt"
6984 (extra_objs):Add winnt-stubs.o
6985 * configure.ac: Add interix to target_os .comm on PE check.
6986 * configure: Regenerate.
6987 * config/interix3.h: Delete and move bits to..
6988 * config/interix.h: Delete and move bits to..
6989 * config/i386/i386-interix3.h: Delete and move bits to..
6990 * config/i386/i386-interix.h: ..here.
6991 (TARGET_CPU_DEFAULT): Remove redefinition.
6992 (TARGET_ASM_CONSTRUCTOR): Undefine.
6993 (SUBTARGET_SWITCHES): Define for ms-bitfields.
6994 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
6995 (PTRDIFF_TYPE): Define.
6996 (LONG_DOUBLE_TYPE_SIZE): Define.
6997 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
6998 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6999 (TARGET_SECTION_TYPE_FLAGS): Define.
7000 (ASM_DECLARE_FUNCTION_NAME): Define.
7001 (ASM_OUTPUT_EXTERNAL): Define.
7002 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7003 (ASM_OUTPUT_ALIGNED_BSS): Define.
7004 (PCC_BITFIELD_TYPE_MATTERS): Define.
7005 (USE_CONST_SECTION): Define.
7006 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7007 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7008 (SUPPORTS_ONE_ONLY): Remove.
7009 (I386_PE_STRIP_ENCODING): Define.
7010 * config/interix.opt: Delete and move bits to..
7011 * config/i386/interix.opt: ..here. New.
7012 (mpe-aligned-commons): Add.
7013 * config/i386/t-interix: Add copyright header.
7014 (winnt-stubs.o): Add rule.
7016 2012-01-22 Jason Merrill <jason@redhat.com>
7019 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7020 for extra name aliases.
7022 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7024 PR rtl-optimization/51924
7025 * ree.c (combine_set_extension): Improve debugging message.
7026 (combine_reaching_defs): Likewise.
7027 (get_defs): Rename confusingly named variable.
7028 (find_and_remove_re): Skip a candidate if the extension expression has
7031 2012-01-21 Robert Millan <rmh@gnu.org>
7032 Gerald Pfeifer <gerald@pfeifer.com>
7034 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7035 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7037 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7039 PR tree-optimization/51914
7040 * tree-vect-stmts.c (vectorizable_conversion): For
7041 cvt_type && modifier == WIDEN, put temporary with cvt_type
7042 at the beginning of vec_dsts and set vec_dest to temporary
7045 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7047 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7049 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7051 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7052 * config/rs6000/rs6000.c: Likewise.
7054 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7057 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7058 output_move_double on a copy of operands array.
7060 2012-01-20 Cary Coutant <ccoutant@google.com>
7061 Dodji Seketeli <dodji@redhat.com>
7064 * dwarf2out.c (copy_declaration_context): Return ref to parent
7065 of declaration DIE, if necessary.
7066 (remove_child_or_replace_with_skeleton): Add new parameter; update
7067 caller. Place skeleton DIE under parent DIE of original declaration.
7068 Move call to copy_declaration_context to here ...
7069 (break_out_comdat_types): ... from here.
7071 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7073 PR rtl-optimization/51856
7074 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7077 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7080 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7081 hints for neon loads and stores.
7083 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7087 * doc/extend.texi (Named Address Spaces): Split into subsections.
7088 (AVR Named Address Spaces): New subsection.
7089 (M32C Named Address Spaces): New subsection.
7090 (RL78 Named Address Spaces): New subsection.
7091 (SPU Named Address Spaces): New subsection.
7092 (Variable Attributes): New anchor "AVR Variable Attributes".
7093 (AVR Variable Attributes): Rewrite and avoid wording
7094 "address space" in this context.
7095 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7096 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7097 (AVR Built-in Macros): New subsubsection therein.
7098 * doc/md.texi (AVR constraints): Remove "C04", "R".
7100 2012-01-20 Richard Guenther <rguenther@suse.de>
7102 PR tree-optimization/51903
7103 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7104 when removing stmts.
7106 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7109 * config/arm/arm.c (arm_load_pic_register): Use
7110 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7111 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7112 (arm_pic_static_addr): Likewise.
7113 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7114 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7115 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7116 (pic_load_addr_unified): New.
7118 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7121 * function.c (instantiate_virtual_regs_in_insn): Use
7122 delete_insn_and_edges when removing a wrong asm insn.
7124 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7126 PR rtl-optimization/40761
7127 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7128 Add new member loop_num.
7129 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7130 (ira_build): Remove the parameter.
7132 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7133 (ira.c): Do not build CFG loops for one region allocation. Remove
7134 argument from ira_build call.
7136 * ira-build.c (init_loop_tree_node): New function.
7137 (create_loop_tree_nodes): Use it. Separate the case when CFG
7138 loops are not built.
7139 (more_one_region_p): Check current_loops.
7140 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7142 (add_loop_to_tree): Process loop equal to NULL too.
7143 (form_loop_tree): Separate the case when CFG loops are not built.
7144 Use explicitly number for the root.
7145 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7147 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7148 instead of loop->num.
7149 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7150 (mark_all_loops_for_removal): Ditto.
7151 (remove_unnecessary_regions): Separate the case when CFG loops
7153 (ira_build): Remove the parameter. Use explicit number of regions
7154 when CFG loops are not built.
7156 * ira-color.c (print_loop_title): Separate the case for the root node.
7157 Use loop_num instead of loop->num.
7158 (move_spill_restore): Use loop_num instead of loop->num.
7160 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7161 (change_loop): Ditto.
7162 (change_loop): Use loop_num instead of loop->num.
7164 * ira-lives.c (process_bb_node_lives): Ditto.
7166 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7168 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7170 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7173 * tree-mudflap.c (mf_artificial): New function.
7174 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7175 mx_register_decls, mudflap_enqueue_decl): Use it.
7178 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7179 numbers in the insn pattern.
7181 2012-01-19 Michael Matz <matz@suse.de>
7183 PR tree-optimization/46590
7184 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7185 use it in remembering which conflicts we already created.
7186 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7189 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7192 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7193 (merge_and_complain): Same.
7195 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7198 * config/initfini-array.h: Guard content of the header
7199 with #ifdef HAVE_INITFINI_ARRAY.
7200 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7201 Add initfini-array.h to tm_file here.
7202 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7203 * config.gcc: Don't add initfini-array.h to tm_file here.
7204 * configure: Regenerated.
7206 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7208 PR rtl-optimization/51505
7209 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7210 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7211 (df_note_bb_compute): Update the call to df_kill_notes.
7213 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7215 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7217 2012-01-18 Richard Guenther <rguenther@suse.de>
7219 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7220 of conversions to void *.
7222 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7223 Richard Sandiford <rdsandiford@googlemail.com>
7227 * optabs.h (simplify_expand_binop): Declare.
7228 * optabs.c (simplify_expand_binop): Make global.
7229 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7230 endian targets if the source cannot be exactly covered by word
7233 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7236 * hard-reg-set.h (struct hard_reg_set_container): New type.
7237 * target.h (struct hard_reg_set_container): Forward declare.
7238 * target.def (set_up_by_prologue): New target hook.
7239 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7240 * doc/tm.texi: Regenerated.
7241 * function.c (thread_prologue_and_epilogue_insns): Change
7242 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7243 Call targetm.set_up_by_prologue on it.
7244 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7245 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7247 2012-01-17 Nick Clifton <nickc@redhat.com>
7249 * config/rx/rx.c (rx_can_use_simple_return): New function.
7250 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7251 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7253 2012-01-17 Richard Guenther <rguenther@suse.de>
7256 * expr.c (expand_assignment): Take address-space information
7257 from the address operand of MEM_REF and TARGET_MEM_REF.
7258 (expand_expr_real_1): Likewise.
7260 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7262 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7263 reload dump is requested.
7265 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7268 * trans-mem.c (requires_barrier): Call may_be_aliased.
7270 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7272 PR tree-optimization/51877
7273 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7274 call arguments and fndecls compare equal, instead return false if they
7275 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7276 both SSA_NAMEs that are valueized the same, or they satisfy
7279 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7281 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7283 * configure: Regenerate.
7285 2012-01-16 Jan Hubicka <jh@suse.cz>
7289 * convert.c (convert_to_integer): Use fold_convert for
7290 converting an INTEGER_CST to integer type.
7292 2012-01-16 Jason Merrill <jason@redhat.com>
7295 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7297 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7300 * config/s390/s390.c (s390_chunkify_start): Don't skip
7301 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7302 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7303 If insn is followed by NOTE_INSN_VAR_LOCATION or
7304 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7305 Don't use location of note insns.
7307 PR tree-optimization/51865
7308 * tree-inline.c (tree_function_versioning): Call remap_decl
7309 on DECL_RESULT whenever it has VOID_TYPE_P type.
7311 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7313 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7314 for calls to locally-binding MIPS16 functions if only the return
7315 type uses float regs.
7317 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7318 Richard Sandiford <rdsandiford@googlemail.com>
7320 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7321 (SYMBOL_32_HIGH): Likewise.
7322 (mips_output_tls_reloc_directive): Declare.
7323 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7324 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7325 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7326 (mips_lo_relocs, mips_hi_relocs): Make extern.
7327 (mips16_stub_function): Move up file.
7328 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7329 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7330 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7331 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7332 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7333 (mips_get_tp): Add MIPS16 support.
7334 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7335 Generalize DTPREL and TPREL handling.
7336 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7337 Add MIPS16 TLS support.
7338 (mips_output_tls_reloc_directive): New function.
7339 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7340 * config/mips/predicates.md (symbolic_operand_with_high)
7341 (tls_reloc_operand): New predicates.
7342 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7343 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7344 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7345 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7346 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7347 (*tls_get_tp_mips16_call_<mode>): Likewise.
7349 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7351 PR rtl-optimization/51821
7352 * recog.c (peep2_find_free_register): Determine clobbered registers
7355 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7358 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7359 * config/avr/avr.c: Likewise.
7360 * config/avr/avr.h: Likewise.
7362 2012-01-13 Ian Lance Taylor <iant@google.com>
7365 * tree.h (TYPE_QUALS): Add cast to int.
7366 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7368 2012-01-13 Ian Lance Taylor <iant@google.com>
7370 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7371 comparing param_index to VEC_length result.
7373 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7375 * c-decl.c: Do not include tree-mudflap.h
7376 * tree-optimize.c: Likewise.
7377 * Makefile.in: Update dependencies.
7379 2012-01-13 Richard Guenther <rguenther@suse.de>
7382 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7383 variable-sized result always use RSO.
7385 2012-01-12 DJ Delorie <dj@redhat.com>
7387 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7388 pointer type, not just the default pointer type.
7390 2012-01-09 Richard Henderson <rth@redhat.com>
7391 Denis Chertykov <chertykov@gmail.com>
7394 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7395 * config/avr/avr.c (avr_can_eliminate): Simplify.
7396 (avr_initial_elimination_offset): Likewise.
7397 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7398 (expand_epilogue): Likewise.
7399 (avr_legitimize_address): Gut.
7400 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7401 (avr_hard_regno_nregs): New.
7402 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7403 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7404 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7405 add soft frame pointer.
7406 (CALL_USED_REGISTERS): Likewise.
7407 (REG_CLASS_CONTENTS): Likewise.
7408 (REGISTER_NAMES): Likewise.
7409 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7410 (HARD_FRAME_POINTER_REGNUM): New.
7411 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7412 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7413 remove the HARD_FRAME_POINTER self-elimination.
7415 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7418 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7419 DECL_EXTERNAL when checking for initializers of progmem variables.
7421 2012-01-12 Ira Rosen <irar@il.ibm.com>
7423 PR tree-optimization/51799
7424 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7425 that the last operation is a type demotion.
7427 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7429 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7430 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7432 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7435 * combine.c (distribute_notes): If i3 is a noreturn call,
7436 allow old_size to be equal to args_size and make sure the
7437 noreturn call gets REG_ARGS_SIZE note.
7438 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7439 on noreturn calls even when the delta is 0.
7441 2012-01-11 Nathan Sidwell <nathan@acm.org>
7443 * gcov.c (STRING_SIZE): Remove.
7444 (generate_results): Erase annotations for source files with no
7445 coverage information.
7447 (output_lines): Use it.
7449 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7451 * gimple.h (gimplify_body): Remove first argument.
7452 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7453 pointer set here, instead just pass DATA to walk_tree.
7454 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7455 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7456 (unvisit_body): Likewise, but with unmark_visited.
7457 (gimplify_body): Remove BODY_P argument and adjust.
7458 (gimplify_function_tree): Adjust call to gimplify_body.
7459 * omp-low.c (finalize_task_copyfn): Likewise.
7461 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7463 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7464 (build_function_type_skip_args): Delete.
7465 * tree.c (build_function_type_skip_args): Make static and add
7466 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7467 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7468 pass it to build_function_type_skip_args.
7469 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7470 (tree_function_versioning): Likewise.
7471 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7472 build_function_decl_skip_args.
7473 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7474 and pass it to build_function_decl_skip_args/tree_function_versioning.
7475 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7476 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7477 * trans-mem.c (ipa_tm_create_version): Likewise.
7478 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7479 * tree-inline.c (declare_return_variable): Remove always-true test.
7480 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7481 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7482 * ipa-split.c (split_function): Skip the return value for the split
7483 part if it doesn't return.
7485 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7487 PR tree-optimization/49642
7488 * ipa-split.c (forbidden_dominators): New variable.
7489 (check_forbidden_calls): New function.
7490 (dominated_by_forbidden): Likewise.
7491 (consider_split): Check for forbidden dominators.
7492 (execute_split_functions): Initialize and free forbidden
7493 dominators info; call check_forbidden_calls.
7495 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7497 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7499 2012-01-11 Nick Clifton <nickc@redhat.com>
7501 * config/rx/rx.md (return): Define pattern.
7503 2012-01-11 Richard Guenther <rguenther@suse.de>
7505 * doc/extend.texi (malloc attribute): Adjust according to
7508 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7509 Patrick Marlier <patrick.marlier@gmail.com>
7512 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7513 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7514 (ipa_tm_note_irrevocable): Same.
7515 (ipa_tm_scan_irr_block): Same.
7516 (ipa_tm_decrement_clone_counts): Same.
7517 (ipa_tm_scan_irr_function): Same.
7518 (ipa_tm_create_version_alias): Same.
7519 (ipa_tm_create_version): Same.
7520 (ipa_tm_transform_calls_redirect): Same.
7521 (ipa_tm_transform_calls): Same.
7522 (ipa_tm_transform_transaction): Same.
7523 (ipa_tm_execute): Same.
7525 2012-01-10 Richard Guenther <rguenther@suse.de>
7528 * opts.c (common_handle_option): Handle -Werror.
7530 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7532 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7535 2012-01-10 Jason Merrill <jason@redhat.com>
7537 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7540 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7542 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7543 supports R_386_TLS_GD_PLT reloc.
7544 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7545 supports R_386_TLS_LDM_PLT reloc.
7546 * configure: Regenerate.
7547 * config.in: Regenerate.
7549 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7552 Extend __pgmx semantics to linearize memory.
7553 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7554 determine if code comes inline or from libgcc.
7555 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7556 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7557 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7558 (movmemx_qi, movmemx_hi): New insns.
7559 (xload_<mode>_libgcc): Rewrite to new insn condition.
7560 (xload_<mode>): Remove insns.
7561 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7562 cases that don't satisfy avr_xload_libgcc_p().
7563 (avr_addr_space_convert): Allow converting in any direction.
7564 (avr_addr_space_subset_p): Return always true.
7565 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7566 (avr_emit_movmemhi): Ditto.
7567 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7568 (avr_out_movmem): Ditto.
7569 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7570 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7571 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7572 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7573 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7575 2012-01-10 Richard Guenther <rguenther@suse.de>
7577 PR tree-optimization/50913
7578 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7579 Require data-refs to be representable by Graphite with respect
7582 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7584 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7585 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7587 2012-01-10 Tom de Vries <tom@codesourcery.com>
7589 PR rtl-optimization/51271
7590 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7591 handling annulled branch.
7593 2012-01-10 Richard Henderson <rth@redhat.com>
7595 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7596 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7597 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7598 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7599 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7600 arm_expand_vec_perm_const): New.
7601 * config/arm/arm-protos.h: Update.
7602 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7603 (*neon_vswp<VDQX>): New.
7604 (neon_vcombine<VDX>): Use neon_split_vcombine.
7605 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7606 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7607 (vec_perm<VE>): New.
7609 2012-01-10 Richard Henderson <rth@redhat.com>
7611 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7612 use it if reload_completed.
7613 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7614 arm_output_asm_insn, arm_process_output_memory_barrier,
7615 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7616 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7617 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7618 arm_process_output_sync_insn, arm_output_sync_insn,
7619 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7620 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7621 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7622 (emit_unlikely_jump): New.
7623 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7624 (arm_split_atomic_op): New.
7625 * config/arm/arm-protos.h: Update.
7626 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7627 (struct arm_sync_generator): Remove.
7628 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7629 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7630 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7631 (VUNSPEC_LL, VUNSPEC_SC): New.
7632 (sync_result, sync_memory, sync_required_value, sync_new_value,
7633 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7634 (attr length): Don't use arm_sync_loop_insns.
7635 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7636 (movsfcc, movdfcc): Likewise.
7637 * config/arm/constraints.md (Ua): New.
7638 * config/arm/prediates.md (mem_noofs_operand): New.
7639 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7640 (sync_clobber, sync_t2_reqd): Remove.
7641 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7642 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7643 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7644 (arm_sync_compare_and_swap<SIDI>): Remove.
7645 (arm_sync_compare_and_swap<NARROW>): Remove.
7646 (arm_sync_lock_test_and_set<SIDI>): Remove.
7647 (arm_sync_lock_test_and_set<NARROW>): Remove.
7648 (arm_sync_new_<syncop><SIDI>): Remove.
7649 (arm_sync_new_<syncop><NARROW>): Remove.
7650 (arm_sync_new_nand<SIDI>): Remove.
7651 (arm_sync_new_nand<NARROW>): Remove.
7652 (arm_sync_old_<syncop><SIDI>): Remove.
7653 (arm_sync_old_<syncop><NARROW>): Remove.
7654 (arm_sync_old_nand<SIDI>): Remove.
7655 (arm_sync_old_nand<NARROW>): Remove.
7656 (*memory_barrier): Merge arm_output_memory_barrier.
7657 (atomic_compare_and_swap<QHSD>): New.
7658 (atomic_compare_and_swap<NARROW>_1): New.
7659 (atomic_compare_and_swap<SIDI>_1): New.
7660 (atomic_exchange<QHSD>): New.
7661 (cas_cmp_operand, cas_cmp_str): New.
7662 (atomic_op_operand, atomic_op_str): New.
7663 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7664 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7665 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7666 (arm_load_exclusive<NARROW>): New.
7667 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7668 (arm_store_exclusive<QHSD>): New.
7670 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7672 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7673 reload patterns if -mvsx-scalar-memory.
7675 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7676 generated, even -mno-vsx-scalar-double was used.
7677 (vsx_xscvdpsp_scalar): Likewise.
7678 (vsx_xscvspdp_scalar2): Likewise.
7680 2012-01-09 Tom de Vries <tom@codesourcery.com>
7681 Andrew Pinski <apinski@cavium.com>
7684 * reorg.c (fill_slots_from_thread): Don't speculate
7685 frame-related insns.
7687 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7689 * sched-int.h (bb_note): Move to...
7690 * basic-block.h: ...here.
7691 * haifa-sched.c (bb_note): Move to...
7692 * cfgrtl.c: ...here.
7693 * function.c (next_block_for_reg): New function.
7694 (move_insn_for_shrink_wrap): Likewise.
7695 (prepare_shrink_wrap): Rewrite to use the above.
7697 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7699 * gimple.c (is_gimple_non_addressable): Remove.
7700 * gimple.h: Remove is_gimple_non_addressable.
7701 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7702 is_gimple_non_addressable.
7703 * trans-mem.c (expand_assign_tm): Same.
7705 2012-01-09 Richard Guenther <rguenther@suse.de>
7707 PR tree-optimization/51775
7708 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7709 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7711 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7713 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7715 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7717 2012-01-09 Richard Guenther <rguenther@suse.de>
7719 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7721 2012-01-08 Jan Hubicka <jh@suse.cz>
7723 PR tree-optimize/51680
7724 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7725 on when known_vals needs to be computed; cleanup.
7727 2012-01-08 Jan Hubicka <jh@suse.cz>
7729 PR tree-optimize/51694
7730 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7732 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7734 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7735 for -std=c++98 and -std=c++11 too.
7737 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7739 * cfgloop.c (cancel_loop): Add free() of bbs array.
7741 2012-01-07 Jan Hubicka <jh@suse.cz>
7743 PR tree-optimization/51600
7744 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7745 that benefits small functions.
7747 2012-01-07 Jan Hubicka <jh@suse.cz>
7749 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7751 2012-01-07 Jan Hubicka <jh@suse.cz>
7753 PR tree-optimization/51680
7754 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7755 whose inlining reduce unit size.
7757 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7760 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7761 Add canonical node to containing_mem chain after the non-canonical
7762 one, even if there weren't any locs to propagate.
7763 (remove_useless_values): Keep only canonical values.
7764 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7765 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7766 canonicalize mem_chain elements that are not discarded.
7768 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7771 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7772 before emitting functions.
7774 PR gcov-profile/50127
7775 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7776 clear_aux_for_blocks.
7778 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7781 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7783 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7785 * c-decl.c (ext_block): Moved up.
7786 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7788 2012-01-06 Han Shen <shenhan@google.com>
7790 Translate built-in include paths for sysroot.
7791 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7792 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7794 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7795 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7797 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7798 control whether sysroot should be prepended to gxx include dir.
7800 * configure: Regenerate.
7802 2012-01-06 Torvald Riegel <triegel@redhat.com>
7804 PR rtl-optimization/51771
7805 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7806 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7808 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7810 PR tree-optimization/51315
7811 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7812 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7814 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7817 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7818 for shrp pattern. Correctly handle and fixup shift variable.
7819 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7821 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7824 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7825 note when !ACCUMULATE_OUTGOING_ARGS.
7827 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7829 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7831 (extract_range_from_unary_expr_1): Avoid useless computations.
7833 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7835 PR rtl-optimization/51767
7836 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7837 of jump_block and add an extra edge for degenerated asm gotos.
7840 * stmt.c (check_unique_operand_names): Don't ICE during error
7841 reporting if i is from labels chain.
7844 * profile.c (branch_prob): Split bbs that have exit edge
7845 and need a fake entry edge too.
7847 2012-01-05 Jan Hubicka <jh@suse.cz>
7850 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7853 2012-01-05 Richard Guenther <rguenther@suse.de>
7856 * tree-streamer-out.c (write_ts_optimization): New function.
7857 (streamer_write_tree_body): Call it.
7858 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7859 (streamer_read_tree_body): Call it.
7860 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7862 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7865 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7866 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7867 in_cleanup_point_expr before gimplify_stmt call and restore it
7869 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7870 in_cleanup_point_expr is false.
7872 2012-01-05 Richard Guenther <rguenther@suse.de>
7875 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7877 * toplev.c (process_options): Reject combining mudflap and LTO.
7878 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7880 2012-01-05 Richard Guenther <rguenther@suse.de>
7882 PR tree-optimization/51760
7883 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7885 (bit_value_unop): Handle UNDEFINED operands.
7886 (bit_value_binop): Likewise.
7888 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7890 * config/avr/avr.c (avr_replace_prefix): Remove.
7891 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7892 (avr_asm_function_rodata_section): Ditto.
7893 (avr_asm_select_section): Ditto.
7895 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7897 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7900 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7903 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7904 calls that have any non-fake successor edges.
7907 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7909 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7911 PR tree-optimization/51624
7912 * tree-sra.c (build_ref_for_model): When replicating a chain of
7913 COMPONENT_REFs, stop as soon as the offset would become negative.
7915 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7918 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7919 in .debug_loc on the floor.
7921 2012-01-04 Andrew Pinski <apinski@cavium.com>
7923 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7925 2012-01-04 Andrew Pinski <apinski@cavium.com>
7926 Adam Nemet <anemet@caviumnetworks.com>
7928 * config/mips/mips.md (size): Add SI and DI.
7929 (SIZE): New mode attribute.
7930 (U): New code attribute.
7931 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7932 (mips_lbux_<mode>): Delete.
7933 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7934 (mips_lhx): Use gen_mips_lhx_extsi.
7935 (mips_lhx_<mode>): Delete.
7937 (mips_l<size>x): New expand.
7938 (mips_lwx_<mode>): Delete.
7939 (mips_l<GPR:size>x_<P:mode>): New pattern.
7940 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7941 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7942 * config/mips/mips.c (mips_lx_address_p): New function.
7943 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7944 (dsp64): New availability predicate.
7945 (mips_builtins): Add an entry for __builtin_mips_ldx.
7946 * config/mips/mips.h (ISA_HAS_LBX): New define.
7947 (ISA_HAS_LBUX): Likewise.
7948 (ISA_HAS_LHX): Likewise.
7949 (ISA_HAS_LHUX): Likewise.
7950 (ISA_HAS_LWX): Likewise.
7951 (ISA_HAS_LWUX): Likewise.
7952 (ISA_HAS_LDX): Likewise.
7953 * doc/extend.texi (__builtin_mips_ldx): Document.
7955 2012-01-04 Tristan Gingold <gingold@adacore.com>
7957 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7958 when long pointers are used.
7959 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7960 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7961 (ia64-hp-*vms*): Remove.
7962 * config/vms/xm-vms64.h: Delete.
7964 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7967 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
7969 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7971 * opts.c (finish_options): Remove duplicate sorry.
7973 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7976 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
7979 2012-01-04 Richard Guenther <rguenther@suse.de>
7982 * tree.c (size_low_cst): New function.
7983 * tree.h (size_low_cst): Declare.
7984 * fold-const.c (fold_comparison): Use it to extract the low
7985 part of the POINTER_PLUS_EXPR offset.
7987 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
7989 Fix clearing ZERO_REG
7990 * config/avr/avr.md (cc): Add alternative "ldi".
7991 (movqi_insn): Use it in cc attribute.
7992 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
7993 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
7994 (output_reload_insisf): Use ZERO_REG to pre-clear register.
7996 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7998 * configure: Regenerate.
8000 2012-01-04 Richard Guenther <rguenther@suse.de>
8002 PR tree-optimization/49651
8003 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8004 (var_can_have_subvars): Use it.
8005 (get_constraint_for_1): Only consider subfields if there can be any.
8007 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8010 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8011 to its new canonical_cselib_val and the cselib_val was in
8012 first_containing_mem chain, but the canonical_cselib_val was not,
8013 add the latter into the chain.
8014 (cselib_invalidate_mem): Compare canonical_cselib_val of
8015 addr_list chain elt with v.
8018 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8019 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8021 (output_macinfo_op): Don't ggc_strdup fd->filename.
8022 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8023 then ggc_strdup it. Don't free inc->info or cur->info.
8024 (output_macinfo): Don't free ref->info or file->info.
8026 2012-01-03 Ira Rosen <irar@il.ibm.com>
8028 PR tree-optimization/51269
8029 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8030 first_niters a pointer.
8031 (slpeel_tree_peel_loop_to_edge): Likewise.
8032 (vect_do_peeling_for_loop_bound): Update call to
8033 slpeel_tree_peel_loop_to_edge.
8034 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8035 here. Remove it from the parameters list.
8036 (vect_do_peeling_for_alignment): Update calls and compute
8039 2012-01-03 Richard Guenther <rguenther@suse.de>
8041 PR tree-optimization/51070
8042 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8043 Properly handle calls.
8045 2012-01-03 Richard Guenther <rguenther@suse.de>
8047 PR tree-optimization/51692
8048 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8049 the LHS of allocation stmts.
8051 2012-01-03 Olivier Hainque <hainque@adacore.com>
8053 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8055 2012-01-03 Olivier Hainque <hainque@adacore.com>
8057 * collect2.c (main): In AIX specific computations for vector
8058 insertions, use CONST_CAST2 to cast from char ** to const char **.
8060 2012-01-03 Richard Guenther <rguenther@suse.de>
8063 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8064 the context of a limbo DIE when it does not already exist.
8066 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8068 PR tree-optimization/51719
8069 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8070 but direct call is, clear direct call's lhs and don't add fallthrough
8071 edge from dcall_bb to join_bb and PHIs.
8073 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8075 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8076 the instructions emitted by the pattern.
8077 ("*TDC_insn_<mode>"): Add comment.
8079 2012-01-03 Richard Guenther <rguenther@suse.de>
8082 * fold-const.c (fold_comparison): Properly canonicalize
8083 tree offset and HOST_WIDE_INT bit position.
8085 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8087 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8088 operands for extzv pattern.
8090 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8093 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8096 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8098 * doc/invoke.texi (-flto and related options): Copy-edit.
8100 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8102 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8104 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8106 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8109 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8111 * expr.h (move_by_pieces_ninsns): Declare.
8112 * expr.c (move_by_pieces_ninsns): Make external.
8113 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8114 (mips_store_by_pieces_p): Likewise.
8115 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8116 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8117 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8118 (mips_store_by_pieces_p): Likewise.
8120 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8122 * passes.c (register_one_dump_file): Free full_name.
8124 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8125 (calculate_elim_costs_all_insns): Free offsets_at and
8126 offsets_known_at at the end and clear the pointers.
8128 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8130 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8131 this option introduced in r180739.
8133 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8136 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8137 (tmake_file target=avr): Add avr/t-multilib.
8139 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8140 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8141 * config/avr/genmultilib.awk: New file.
8142 * config/avr/t-multilib: New auto-generated file.
8143 * config/avr/multilib.h: New auto-generated file.
8144 * config/avr/t-avr (AVR_MCUS): New variable.
8145 (genopt.sh): Use it.
8146 (s-mlib): Depend on t-multilib.
8147 (t-multilib, multilib.h): New dependencies.
8148 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8149 (MULTILIB_OPTIONS): Remove.
8150 (MULTILIB_MATCHES): Remove.
8151 (MULTILIB_DIRNAMES): Remove.
8152 (MULTILIB_EXCEPTIONS): Remove:
8153 * config/avr/genopt.sh: Don't use hard coded file name;
8154 pass AVR_MCUS from t-avr instead.
8156 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8158 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8160 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8162 Implement light-weight DImode support.
8163 * config/avr/avr-dimode.md: New file.
8164 * config/avr/avr.md: Include it.
8165 (adjust_len): Add plus64, compare64.
8166 (HIDI): Remove code iterator.
8167 (code_stdname): New code attribute.
8168 (rotx, rotsmode): Remove DI.
8169 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8171 * config/avr/avr-protos.h (avr_have_dimode): New.
8172 (avr_out_plus64, avr_out_compare64): New.
8173 * config/avr/avr.c (avr_out_compare): Handle DImode.
8174 (avr_have_dimode): New variable definition and initialization.
8175 (avr_out_compare64, avr_out_plus64): New functions.
8176 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8177 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8178 (avr_compare_pattern): Skip DImode comparisons.
8180 2012-01-02 Revital Eres <revital.eres@linaro.org>
8182 * ddg.c (def_has_ccmode_p): New function.
8183 (add_cross_iteration_register_deps,
8184 create_ddg_dep_from_intra_loop_link): Call it.
8186 2012-01-02 Richard Guenther <rguenther@suse.de>
8189 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8191 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8193 * gcc.c (process_command): Update copyright notice dates.
8194 * gcov.c (print_version): Likewise.
8195 * gcov-dump.c (print_version): Likewise.
8196 * mips-tfile.c (main): Likewise.
8197 * mips-tdump.c (main): Likewise.
8199 2012-01-01 Ira Rosen <irar@il.ibm.com>
8201 PR tree-optimization/51704
8202 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8203 a use is inside the basic block or loop before accessing its vect info.
8205 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8207 PR rtl-optimization/51069
8208 * cfgloopmanip.c (remove_path): Removing path making irreducible
8209 region unconditional makes BB part of the region.
8211 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8213 PR tree-optimization/51683
8214 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8215 calls with side-effects.
8216 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8218 Copyright (C) 2012 Free Software Foundation, Inc.
8220 Copying and distribution of this file, with or without modification,
8221 are permitted in any medium without royalty provided the copyright
8222 notice and this notice are preserved.