1 2013-11-19 Uros Bizjak <ubizjak@gmail.com>
4 2013-11-18 Uros Bizjak <ubizjak@gmail.com>
6 * config/i386/i386.c (ix86_decompose_address): Use REG_P instead of
7 ix86_address_subreg_operand. Move subreg checks to
8 ix86_validate_address_register. Move address override check to
9 ix86_legitimate_address_p.
10 (ix86_validate_address_register): New function.
11 (ix86_legitimate_address_p): Call ix86_validate_address_register
12 to validate base and index registers. Add address override check
13 from ix86_decompose_address.
14 (ix86_decompose_address): Remove.
16 Backport from mainline
17 2013-11-17 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/i386.c (ix86_address_subreg_operand): Do not
21 reject non-integer subregs.
22 (ix86_decompose_address): Do not reject invalid CONST_INT RTXes.
23 Move check for invalid x32 constant addresses ...
24 (ix86_legitimate_address_p): ... here.
27 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
29 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
30 addresses only when %reg is not in word mode.
32 2013-11-10 Karlson2k <k2k@narod.ru>
33 Kai Tietz <ktietz@redhat.com>
37 * configure.ac: Adding for exported symbols check
38 and for rdynamic-check executable-extension.
39 * configure: Regenerated.
41 2013-11-07 H.J. Lu <hongjiu.lu@intel.com>
44 * config/i386/i386.md (push peepholer/splitter): Use Pmode
45 with stack_pointer_rtx.
47 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
49 * config/i386/t-rtems (MULTILIB_MATCHES): Fix option typos.
51 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
53 Backport from mainline
54 2013-10-22 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.c (put_condition_code) <case GTU, case LEU>:
58 Remove CCCmode handling.
59 <case LTU>: Return 'c' suffix for CCCmode.
60 <case GEU>: Return 'nc' suffix for CCCmode.
61 (ix86_cc_mode) <case GTU, case LEU>: Do not generate overflow checks.
62 * config/i386/i386.md (*sub<mode>3_cconly_overflow): Remove.
63 (*sub<mode>3_cc_overflow): Ditto.
64 (*subsi3_zext_cc_overflow): Ditto.
66 2013-10-26 Uros Bizjak <ubizjak@gmail.com>
68 Backport from mainline
69 2013-10-19 Uros Bizjak <ubizjak@gmail.com>
72 * config/i386/i386.c (ix86_function_value_regno): Add DX_REG,
73 ST1_REG and XMM1_REG for 32bit and 64bit targets. Also add DI_REG
74 and SI_REG for 64bit SYSV ABI targets.
76 2013-10-25 Richard Henderson <rth@twiddle.net>
79 * optabs.c (maybe_emit_atomic_exchange): Use create_input_operand
80 instead of create_convert_operand_to.
81 (maybe_emit_sync_lock_test_and_set): Likewise.
82 (expand_atomic_compare_and_swap): Likewise.
83 (maybe_emit_compare_and_swap_exchange_loop): Don't convert_modes.
85 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
87 PR rtl-optimization/58831
88 * alias.c (init_alias_analysis): At the beginning of each iteration,
89 set the reg_seen[N] flag if static_reg_base_value[N] is non-null.
91 2013-10-25 Eric Botcazou <ebotcazou@adacore.com>
93 * recog.c (search_ofs): New static variable moved from...
94 (peep2_find_free_register): ...here.
95 (peephole2_optimize): Initialize it.
97 2013-10-02 John David Anglin <danglin@gcc.gnu.org>
99 * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file.
101 2013-09-23 Eric Botcazou <ebotcazou@adacore.com>
103 * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy
104 assignment statements.
106 2013-09-20 John David Anglin <danglin@gcc.gnu.org>
108 * config/pa/pa.md: In "scc" insn patterns, change output template to
109 handle const0_rtx in reg_or_0_operand operands.
111 2013-09-18 Daniel Morris <danielm@ecoscentric.com>
112 Paolo Carlini <paolo.carlini@oracle.com>
115 * doc/implement-cxx.texi: Fix references to the C++ standards.
117 2013-09-14 John David Anglin <danglin@gcc.gnu.org>
120 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC
123 2013-09-12 Terry Guo <terry.guo@arm.com>
125 Backport from mainline
126 2012-09-17 Richard Guenther <rguenther@suse.de>
129 * tree-streamer-in.c (unpack_ts_real_cst_value_fields): Use ggc'ed
130 FIXED_VALUE_TYPE instead of struct fixed_value.
132 2013-09-10 Richard Earnshaw <rearnsha@arm.com>
135 * arm/vfp.md (combine_vcvt_f32_<FCVTI32typename>): Fix pattern to
136 support conditional execution.
137 (combine_vcvt_f64_<FCVTI32typename>): Likewise.
139 2013-09-01 Uros Bizjak <ubizjak@gmail.com>
141 Backport from mainline
142 2013-08-31 Uros Bizjak <ubizjak@gmail.com>
144 * config/alpha/alpha.c (alpha_emit_conditional_move): Update
145 "cmp" RTX before signed_comparison_operator check to account
148 2013-09-01 John David Anglin <danglin@gcc.gnu.org>
150 * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns.
152 2013-09-01 Iain Sandoe <iain@codesourcery.com>
155 2012-06-19 Steven Bosscher <steven@gcc.gnu.org>
157 * doc/tm.texi.in (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE,
158 TARGET_OBJC_DECLARE_CLASS_DEFINITION): Add @hooks.
159 (ASM_DECLARE_CLASS_REFERENCE, ASM_DECLARE_UNRESOLVED_REFERENCE):
161 * doc/tm.texi: Regenerate.
162 * config/darwin.h (ASM_OUTPUT_LABELREF): Remove special case for
164 * config/darwin-c.c: Include target.h.
165 (darwin_objc_declare_unresolved_class_reference): New function.
166 (darwin_objc_declare_class_definition): New function.
167 (TARGET_OBJC_DECLARE_UNRESOLVED_CLASS_REFERENCE): Define.
168 (TARGET_OBJC_DECLARE_CLASS_DEFINITION): Define.
170 2013-09-01 Iain Sandoe <iain@codesourcery.com>
172 Backport from mainline:
173 2013-07-22 Uros Bizjak <ubizjak@gmail.com>
175 * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
176 it is not needed after split.
178 2013-07-20 Iain Sandoe <iain@codesourcery.com>
181 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a
182 second label for nonlocal goto receivers. Don't output pic base labels
183 unless we're producing PIC; mark that action unreachable().
184 (ix86_save_reg): If the function contains a nonlocal label, save the
186 * config/darwin-protos.h (machopic_should_output_picbase_label): New.
187 * gcc/config/darwin.c (emitted_pic_label_num): New GTY.
188 (update_pic_label_number_if_needed): New.
189 (machopic_output_function_base_name): Adjust for nonlocal receiver
191 (machopic_should_output_picbase_label): New.
192 * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New.
193 (nonlocal_goto_receiver): New insn and split.
195 2013-08-28 Uros Bizjak <ubizjak@gmail.com>
197 Backport from mainline
198 2013-08-27 Christian Widmer <shadow@umbrox.de>
201 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection
202 of Ivy Bridge processors.
204 2013-08-21 Richard Earnshaw <rearnsha@arm.com>
207 * arm.c (aapcs_vfp_allocate): Decompose the argument if the
208 suggested mode for the assignment isn't compatible with the
211 2013-08-17 Uros Bizjak <ubizjak@gmail.com>
213 Backport from mainline
214 2013-08-12 Perez Read <netfirewall@gmail.com>
217 * config/i386/i386.md (*movabs<mode>_1): Add <ptrsize> PTR before
218 operand 0 for intel asm alternative.
219 (*movabs<mode>_2): Ditto for operand 1.
221 2013-08-13 Marek Polacek <polacek@redhat.com>
224 2013-0813 Marek Polacek <polacek@redhat.com>
225 Jakub Jelinek <jakub@redhat.com>
227 PR tree-optimization/57980
228 * tree-tailcall.c (process_assignment): Return false
229 when not dealing with integers or floats.
231 2013-08-12 David Edelsohn <dje.gcc@gmail.com>
233 Backport from mainline
234 2013-02-14 Steven Bosscher <steven@gcc.gnu.org>
236 * collect2-aix.h: Define F_LOADONLY.
238 2013-08-02 Eric Botcazou <ebotcazou@adacore.com>
240 * config/sparc/sparc.c (sparc_emit_membar_for_model) <SMM_TSO>: Add
241 the implied StoreLoad barrier for atomic operations if before.
243 2013-07-11 Georg-Johann Lay <avr@gjlay.de>
245 Backport from 2013-07-11 trunk r200901.
248 * config/avr/avr.c (avr_set_current_function): Sanity-check signal
249 name seen by assembler/linker if available.
251 2013-07-10 Georg-Johann Lay <avr@gjlay.de>
253 Backport from 2013-07-10 trunk r200872.
256 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode
259 2013-07-10 Uros Bizjak <ubizjak@gmail.com>
261 Backport from mainline
262 2013-07-06 Uros Bizjak <ubizjak@gmail.com>
264 * config/i386/sse.md (sse_movlhps): Change alternative 3
267 2013-07-09 Joseph Myers <joseph@codesourcery.com>
269 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only
270 adjust register size for TDmode and TFmode for VSX registers.
272 2013-07-08 Eric Botcazou <ebotcazou@adacore.com>
274 * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H).
276 2013-07-08 Jakub Jelinek <jakub@redhat.com>
278 PR rtl-optimization/57829
279 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Ensure that
280 mask bits outside of mode are just sign-extension from mode to HWI.
282 2013-07-05 Uros Bizjak <ubizjak@gmail.com>
284 Backport from mainline
285 2013-06-20 Uros Bizjak <ubizjak@gmail.com>
288 * config/i386/i386.c (construct_container): Report error if
289 long double is used with disabled x87 float returns.
291 2013-06-21 David Edelsohn <dje.gcc@gmail.com>
293 Backport from mainline
294 2013-06-19 David Edelsohn <dje.gcc@gmail.com>
297 * collect2.c (collect_atexit): New.
298 (collect_exit): Delete.
299 (main): Register collect_atexit with atexit.
300 (collect_wait): Change collect_exit to exit.
302 * collect2.h (collect_exit): Delete.
303 * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit.
305 2013-06-07 Uros Bizjak <ubizjak@gmail.com>
307 Backport from mainline
308 2013-06-10 Uros Bizjak <ubizjak@gmail.com>
310 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use
311 cmp_code to construct REG_EQUAL note.
313 Backport from mainline
314 2013-06-05 Uros Bizjak <ubizjak@gmail.com>
316 * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all
317 GE, GT, GEU and GTU compares, modulo DImode compares with zero.
319 Backport from mainline
320 2013-05-23 Uros Bizjak <ubizjak@gmail.com>
323 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
324 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
325 REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
327 2013-06-09 Jakub Jelinek <jakub@redhat.com>
330 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure
331 that operands[2] doesn't overlap with operands[0].
333 2013-05-22 Uros Bizjak <ubizjak@gmail.com>
336 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups
337 for non-sse2 targets. Simplify mode attribute calculation.
339 2013-05-17 Uros Bizjak <ubizjak@gmail.com>
341 Backport from mainline
342 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/driver-i386.c (host_detect_local_cpu): Determine
345 cache parameters using detect_caches_amd also for CYRIX,
346 NSC and TM2 signatures.
348 2013-05-16 Uros Bizjak <ubizjak@gmail.com>
349 Dzianis Kahanovich <mahatma@eu.by>
353 * config/i386/driver-i386.c (host_detect_local_cpu): Detect
354 VIA/Centaur processors and determine their cache parameters
355 using detect_caches_amd.
357 2013-05-15 Uros Bizjak <ubizjak@gmail.com>
359 * config/i386/i386.c (ix86_option_override_internal): Add
360 PTA_POPCNT to corei7 entry.
362 2013-05-14 Richard Biener <rguenther@suse.de>
364 PR gcov-profile/57269
365 Backport from mainline
366 2012-06-30 Nathan Sidwell <nathan@acm.org>
368 * coverage.c (coverage_init): Read counts file before writing
371 2013-05-13 Uros Bizjak <ubizjak@gmail.com>
374 Backport from mainline
375 2013-01-22 Jakub Jelinek <jakub@redhat.com>
378 * config/i386/i386.md (UNSPEC_STOS): New.
379 (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
380 *strsetqi_1): Add UNSPEC_STOS.
382 2013-05-10 Joey Ye <joey.ye@arm.com>
384 Backport from mainline
385 2012-11-29 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
388 * config/arm/arm.md (thumb2_pool_range, pool_range): Add comment on
390 (thumb1_extendhisi2): Reduce Thumb pool range.
391 (arm_movdi): Likewise.
392 (thumb1_movdi_insn): Likewise.
393 (thumb1_movsi_insn): Likewise.
394 (pic_load_addr_unified): Likewise.
395 (pic_load_addr_32bit): Likewise.
396 (pic_load_addr_thumb1): Likewise.
397 (thumb1_movhf): Likewise.
398 (arm_movsf_soft_insn): Likewise.
399 (thumb1_movsf_soft_insn): Likewise.
400 (movdf_soft_insn): Likewise.
401 (thumb1_movdf_soft_insn): Likewise.
402 * config/arm/neon.md (*neon_mov<mode>): Likewise.
403 (*neon_mov<mode>): Likwise.
404 * config/arm/thumb2.md: (*thumb2_movsi_insn): Likewise.
405 (*thumb2_movhi_insn): Likewise.
406 (*thumb2_extendqisi_v6): Likewise.
407 (*thumb2_zero_extendqisi_v6): Likewise.
408 (*thumb2_zero_extendqisi2_v6): Likewise.
409 * config/arm/vfp.md: (*thumb2_movsi_vfp): Likewise.
410 (*movdi_vfp): Likewise.
411 (*movdi_vfp_cortexa8): Likewise.
412 (*thumb2_movsf_vfp): Likewise.
413 (*thumb2_movdf_vfp): Likewise.
415 2013-05-10 Sebastian Huber <sebastian.huber@embedded-brains.de>
417 * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
418 Add mthumb/march=armv7-a multilib.
419 Add mthumb/march=armv7-r multilib.
420 Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
422 2013-05-10 Ralf Corsépius <ralf.corsepius@rtems.org>
425 * config/v850/t-rtems: Add more multilibs.
427 2013-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
430 2013-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
433 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
434 to save TFmode registers and DImode to save TImode registers for
435 caller save operations.
436 (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
437 mark being partially clobbered since they only use the first
440 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
441 and TDmode only use the upper 64-bits of each VSX register.
443 2013-05-03 Marek Polacek <polacek@redhat.com>
445 Backport from mainline
446 2013-04-25 Marek Polacek <polacek@redhat.com>
448 PR tree-optimization/57066
449 * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
451 2013-04-30 Uros Bizjak <ubizjak@gmail.com>
453 Backport from mainline
454 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y
459 (*zero_extendsidi2): Ditto.
461 Backport from mainline
462 2013-04-29 Uros Bizjak <ubizjak@gmail.com>
465 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
467 2013-04-29 Christian Bruel <christian.bruel@st.com>
470 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
472 2013-04-27 Jakub Jelinek <jakub@redhat.com>
475 * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
476 the immediate rotate count.
478 2013-04-21 Eric Botcazou <ebotcazou@adacore.com>
480 * cfgexpand.c (avoid_complex_debug_insns): Fix C++ism.
482 2013-04-19 Matthias Klose <doko@ubuntu.com>
486 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
488 Backport from mainline
489 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
490 Alexander Monakov <amonakov@ispras.ru>
493 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
494 flush pending lists also on non-jumps. Adjust comment.
497 2012-08-27 Maxim Kuvyrkov <maxim@codesourcery.com>
499 * sched-deps.c (add_dependence_list_and_free): Simplify.
500 (flush_pending_list_and_free): Fix a hack that was fixing a hack. Free
501 lists when add_dependence_list_and_free doesn't free them.
503 2013-04-19 Marek Polacek <polacek@redhat.com>
505 Backport from mainline
506 2013-01-08 Steven Bosscher <steven@gcc.gnu.org>
507 Jakub Jelinek <jakub@redhat.com>
509 PR tree-optimization/48189
510 * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
511 If nitercst is 0, don't predict the exit edge.
513 2013-04-16 Jack Howarth <howarth@bromo.med.uc.edu>
515 Backport from mainline
516 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
517 * config/darwin.h (STARTFILE_SPEC): Use -no_new_main with -lgcrt1.o
519 (DARWIN_CRT1_SPEC): Use -lcrt1.10.6.o when Darwin >= 10 and < 12.
522 2012-05-29 Jack Howarth <howarth@bromo.med.uc.edu>
524 * doc/tm.texi: Update.
525 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Add @hook.
526 * target.def (force_at_comp_dir): New hook.
527 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Define.
528 * dwarf2out.c (dwarf2out_finish): Check targetm.force_at_comp_dir.
530 2013-04-15 Eric Botcazou <ebotcazou@adacore.com>
533 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
534 (S_MODES): Set H_MODE bit.
535 (SF_MODES): Set only S_MODE and SF_MODE bits.
536 (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
537 (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
538 <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
539 <MODE_FLOAT>: Likewise.
541 2013-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
543 Backport from mainline:
544 2013-04-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
547 * config/pa/pa.c (legitimize_pic_address): Before incrementing label
548 nuses, make sure we have a label.
550 2013-04-11 Richard Biener <rguenther@suse.de>
552 * BASE-VER: Set to 4.7.4.
553 * DEV-PHASE: Set to prerelease.
555 2013-04-11 Release Manager
557 * GCC 4.7.3 released.
559 2013-04-10 David S. Miller <davem@davemloft.net>
561 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
564 2013-04-05 Eric Botcazou <ebotcazou@adacore.com>
568 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
570 Backport from mainline
571 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
572 Alexander Monakov <amonakov@ispras.ru>
575 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
576 flush pending lists also on non-jumps. Adjust comment.
578 2013-04-03 Richard Biener <rguenther@suse.de>
580 PR tree-optimization/56501
581 * tree-switch-conversion.c (check_process_case): Properly
582 handle !single_succ_p case.
584 2013-04-03 Jakub Jelinek <jakub@redhat.com>
586 Backported from mainline
587 2013-03-06 Jakub Jelinek <jakub@redhat.com>
589 PR tree-optimization/56539
590 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
591 instead of GSI_CONTINUE_LINKING as last argument to
592 force_gimple_operand_gsi. Adjust function comment.
594 2013-03-05 Jakub Jelinek <jakub@redhat.com>
597 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
598 (avoid_complex_debug_insns): New function.
599 (expand_debug_locations): Call it.
601 2013-04-02 Wei Mi <wmi@google.com>
603 * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
604 ashl<mode>3_mask, *<shift_insn><mode>3_mask and
605 *<rotate_insn><mode>3_mask in i386.md.
607 2013-04-02 Richard Biener <rguenther@suse.de>
610 Backport from mainline
611 2012-05-16 Richard Guenther <rguenther@suse.de>
613 * tree-inline.c (declare_return_variable): Properly handle
614 DECL_BY_REFERENCE return vars in SSA form.
616 2013-04-01 Wei Mi <wmi@google.com>
618 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
619 Truncate operand 2 using %b asm operand modifier.
620 (*<shift_insn><mode>3_mask): Ditto.
621 (*<rotate_insn><mode>3_mask): Ditto.
623 2013-04-01 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.md (*movsf_internal): Change type of
626 alternatives 3,4 to imov.
628 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
630 Backport from mainline
631 2013-02-27 Andrey Belevantsev <abel@ispras.ru>
634 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
635 when the may_trap_p bit of the exprs being merged differs.
636 Reorder tests for speculativeness in the logical and operator.
638 Backport from mainline
639 2013-03-05 Jakub Jelinek <jakub@redhat.com>
642 * sel-sched-ir.c (free_sched_pools): Release
643 succs_info_pool.stack[succs_info_pool.max_top] vectors too
644 if succs_info_pool.max_top isn't -1.
646 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
648 Backport from mainline
649 2012-02-19 Andrey Belevantsev <abel@ispras.ru>
652 * sel-sched.c: Include ira.h.
653 (implicit_clobber_conflict_p): New function.
654 (moveup_expr): Use it.
655 * Makefile.in (sel-sched.o): Depend on ira.h.
657 2013-04-01 Andrey Belevantsev <abel@ispras.ru>
659 Backport from mainline
660 2013-02-25 Andrey Belevantsev <abel@ispras.ru>
661 Alexander Monakov <amonakov@ispras.ru>
664 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
665 flush pending lists also on non-jumps. Adjust comment.
667 2013-03-30 Gerald Pfeifer <gerald@pfeifer.com>
669 * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
670 * doc/extend.texi (Named Address Spaces): Ditto.
671 (Variable Attributes): Ditto.
673 2013-03-28 Eric Botcazou <ebotcazou@adacore.com>
675 * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
676 general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
679 2013-03-27 Walter Lee <walt@tilera.com>
681 Backport from mainline:
682 2013-03-27 Walter Lee <walt@tilera.com>
684 * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
685 double-decrement of next_scratch_regno.
687 2013-03-27 Walter Lee <walt@tilera.com>
689 Backport from mainline:
690 2013-03-27 Walter Lee <walt@tilera.com>
692 * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
694 (insn_v1mulus): Ditto.
695 (insn_v2muls): Ditto.
697 2013-03-27 Walter Lee <walt@tilera.com>
699 Backport from mainline:
700 2013-03-27 Walter Lee <walt@tilera.com>
702 * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete
704 (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
706 2013-03-27 Walter Lee <walt@tilera.com>
708 Backport from mainline:
709 2013-03-27 Walter Lee <walt@tilera.com>
711 * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute
713 (*sibcall_value): Ditto.
715 2013-03-27 Walter Lee <walt@tilera.com>
717 Backport from mainline:
718 2013-03-27 Walter Lee <walt@tilera.com>
720 * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
721 (insn_mnz_v8qi): ... this ...
722 (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the
724 (insn_v<n>mnz): Replaced by ...
725 (insn_v1mnz): ... this ...
726 (insn_v2mnz): ... and this. Replace (const_int 0) with the vector
728 (insn_mz_<mode>): Replaced by ...
729 (insn_mz_v8qi): ... this ...
730 (insn_mz_v4hi): ... and this. Replace (const_int 0) with the
732 (insn_v<n>mz): Replaced by ...
733 (insn_v1mz): ... this ...
734 (insn_v2mz): ... and this. Replace (const_int 0) with the vector
737 2013-03-26 Eric Botcazou <ebotcazou@adacore.com>
739 * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
741 2013-03-26 Richard Biener <rguenther@suse.de>
743 Backport from mainline:
744 2013-03-13 Richard Biener <rguenther@suse.de>
746 PR tree-optimization/56608
747 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
748 calls when vectorizing basic-blocks.
750 2013-03-05 Richard Biener <rguenther@suse.de>
752 PR tree-optimization/56270
753 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
754 of loads after scheduling an SLP instance.
756 2013-03-26 Walter Lee <walt@tilera.com>
758 Backport from mainline:
759 2013-03-26 Walter Lee <walt@tilera.com>
761 * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
762 * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
764 2013-03-26 Walter Lee <walt@tilera.com>
766 Backport from mainline:
767 2013-03-25 Walter Lee <walt@tilera.com>
769 * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
770 TILEGX_INSN_SHUFFLEBYTES1.
771 * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
773 (tilegx_builtins): Ditto.
774 * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
776 2013-03-26 Walter Lee <walt@tilera.com>
778 Backport from mainline:
779 2013-03-25 Walter Lee <walt@tilera.com>
781 * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
782 tests for constraint J, K, N, P.
784 2013-03-26 Walter Lee <walt@tilera.com>
786 Backport from mainline:
787 2013-03-25 Walter Lee <walt@tilera.com>
789 * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
790 Use indirect/pcrel encoding.
791 * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
794 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
796 Backport from mainline:
797 2013-03-13 Oleg Endo <olegendo@gcc.gnu.org>
798 2013-03-14 Kaz Kojima <kkojima@gcc.gnu.org>
801 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
802 (musermode): Convert to Var(TARGET_USERMODE).
803 * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
804 MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
805 * config/sh/sh.c (sh_option_override): Use
806 TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
807 * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
809 (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
811 (udivsi3_i4_single, divsi3_i4_single): Use
812 TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
813 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
814 (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
815 * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
816 (SUBTARGET_OVERRIDE_OPTIONS): New.
818 2013-03-25 Oleg Endo <olegendo@gcc.gnu.org>
820 Backport from mainline:
821 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
823 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
824 to m2a-single instead of m2e.
826 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
829 * config/i386/i386.h (ix86_args): Define only if USED_FOR_TARGET
832 2013-03-22 H.J. Lu <hongjiu.lu@intel.com>
835 * config/i386/i386.c (init_cumulative_args): Also set
836 cum->callee_return_avx256_p.
837 (ix86_function_arg): Set cum->callee_pass_avx256_p. Set
838 cfun->machine->callee_pass_avx256_p only when MODE == VOIDmode.
840 * config/i386/i386.h (ix86_args): Add callee_pass_avx256_p and
841 callee_return_avx256_p.
843 2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
845 Backport from mainline:
846 2012-12-04 Ian Lance Taylor <iant@google.com>
848 * godump.c (find_dummy_types): Output a dummy type if we couldn't
849 output the real type.
851 2013-03-20 Jack Howarth <howarth@bromo.med.uc.edu>
854 * doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
855 (PLUS_EXPR): Likewise.
856 * doc/cppopts.texi (--help): Likewise.
857 * doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
858 (-fdump-rtl-cprop_hardreg): Likewise.
859 (-fdump-rtl-csa): Likewise.
860 (-fdump-rtl-dce): Likewise.
861 (-fdump-rtl-dbr): Likewise.
862 (-fdump-rtl-into_cfglayout): Likewise.
863 (-fdump-rtl-outof_cfglayout): Likewise.
865 2013-03-18 Richard Earnshaw <rearnsha@arm.com>
868 * config/arm/arm.c (shift_op): Validate RTL pattern on the fly.
869 (arm_print_operand, case 'S'): Don't use shift_operator to validate
872 2013-03-14 Seth LaForge <sethml@google.com>
875 Backport from mainline
876 2012-10-22 Julian Brown <julian@codesourcery.com>
878 * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
879 VFP D registers in big-endian mode.
881 2013-03-08 Joey Ye <joey.ye@arm.com>
883 Backport from mainline
884 2013-03-06 Joey Ye <joey.ye@arm.com>
887 * gcc.c (convert_white_space): New function.
888 (main): Handles white space in function name.
890 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
892 Backport from mainline
893 2013-03-06 Oleg Endo <olegendo@gcc.gnu.org>
896 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
897 instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
898 to SH_DIV_CALL_TABLE for TARGET_SH2.
899 * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
901 * doc/invoke.texi (SH options): Use table for mdiv= option. Document
902 mdiv= call-div1, call-fp, call-table options.
904 2013-03-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
906 * config.gcc (arm*-*-rtemself*): New.
907 (arm*-*-rtems*): Removed.
908 (arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
909 "arm*-*-rtemseabi*" to "arm*-*-rtems*".
911 2013-03-01 Richard Biener <rguenther@suse.de>
913 Backport from mainline
914 2012-12-12 Zdenek Dvorak <ook@ucw.cz>
916 PR tree-optimization/55481
917 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
918 back to general rewriting if we cannot leave an original biv
921 2013-03-01 Richard Biener <rguenther@suse.de>
923 Backport from mainline
924 2012-04-10 Richard Guenther <rguenther@suse.de>
927 * gimple-low.c (gimple_check_call_args): Properly account for
928 compatible aggregate types.
930 2013-02-26 Nick Clifton <nickc@redhat.com>
933 Import this patch from the mainline:
935 2012-08-17 Nick Clifton <nickc@redhat.com>
937 * config/fr30/fr30.md (cbranchsi4): Remove mode from comparison.
938 (branch_true): Likewise.
939 (branch_false): Likewise.
941 2013-02-26 Jakub Jelinek <jakub@redhat.com>
943 PR tree-optimization/56443
944 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
945 overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
946 to type_for_mode langhook.
948 2013-02-21 Jakub Jelinek <jakub@redhat.com>
951 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
954 2013-02-19 Jakub Jelinek <jakub@redhat.com>
956 Backported from mainline
957 2013-02-19 Jakub Jelinek <jakub@redhat.com>
959 PR tree-optimization/56350
960 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
961 if haven't found reduction or nested cycle operand, rather than
962 asserting we must find it.
964 PR tree-optimization/56381
965 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
968 2013-02-08 Jakub Jelinek <jakub@redhat.com>
970 PR tree-optimization/56250
971 * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
972 if type is unsigned and code isn't MULT_EXPR.
974 2013-02-06 Jakub Jelinek <jakub@redhat.com>
977 * omp-low.c (use_pointer_for_field): Return false if
978 lower_send_shared_vars doesn't generate any copy-out code.
980 2012-11-27 Jakub Jelinek <jakub@redhat.com>
982 PR tree-optimization/55110
983 * tree-vect-loop.c (vectorizable_reduction): Don't assert
984 that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
986 2013-02-18 Richard Biener <rguenther@suse.de>
989 2013-02-04 Richard Biener <rguenther@suse.de>
991 Backport from mainline
992 2012-07-04 Richard Guenther <rguenther@suse.de>
994 PR tree-optimization/53844
995 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
996 the loop virtual PHI.
998 2013-02-13 David S. Miller <davem@davemloft.net>
1000 * expmed.c (expand_shift_1): Only strip scalar integer subregs.
1002 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1004 Backport from mainline
1005 2013-02-11 Uros Bizjak <ubizjak@gmail.com>
1007 PR rtl-optimization/56275
1008 * simplify-rtx.c (avoid_constant_pool_reference): Check that
1009 offset is non-negative and less than cmode size before
1010 calling simplify_subreg.
1012 2013-02-09 Uros Bizjak <ubizjak@gmail.com>
1014 Backport from mainline
1015 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1017 * config/i386/sse.md (FMAMODEM): New mode iterator.
1018 (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
1019 mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
1021 2013-02-08 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
1024 when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
1025 * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
1027 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1029 Backport from mainline
1030 2013-02-08 Michael Meissner <meissner@linux.vnet.ibm.com>
1033 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
1034 If there is no implicit builtin declaration, just return NULL.
1036 2013-02-08 David Edelsohn <dje.gcc@gmail.com>
1037 Michael Meissner <meissner@linux.vnet.ibm.com>
1039 Backport from mainline
1040 * config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
1041 MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
1043 2013-02-07 David S. Miller <davem@davemloft.net>
1045 * dwarf2out.c (based_loc_descr): Perform leaf register remapping
1047 * var-tracking.c (vt_add_function_parameter): Test the presence of
1048 HAVE_window_save properly and do not remap argument registers when
1049 we have a leaf function.
1051 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1053 Backport from mainline
1054 2013-02-07 Uros Bizjak <ubizjak@gmail.com>
1057 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
1059 * config/i386/i386.c (ix86_print_operand): Ditto.
1061 2013-02-07 Alan Modra <amodra@gmail.com>
1064 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
1065 static chain, set REST_INLINE_FPRS too.
1067 2013-02-06 David Edelsohn <dje.gcc@gmail.com>
1069 Backport from mainline
1070 2013-01-25 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1072 * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
1073 * configure: Regenerate.
1075 2013-02-05 David Edelsohn <dje.gcc@gmail.com>
1077 Backport from mainline
1078 2013-02-03 David Edelsohn <dje.gcc@gmail.com>
1079 Andrew Dixie <andrewd@gentrack.com>
1081 * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
1084 2013-02-05 Richard Biener <rguenther@suse.de>
1086 Backport from mainline
1087 2012-12-10 Richard Biener <rguenther@suse.de>
1089 PR tree-optimization/55107
1090 * tree-ssa-pre.c (struct pre_stats): Remove constified field.
1091 (bitmap_set_replace_value): Add gcc_unreachable.
1092 (do_regular_insertion): Re-write all_same handling. Insert
1093 an assignment instead of a PHI in this case.
1094 (execute_pre): Do not record constified events.
1096 2013-02-05 Richard Biener <rguenther@suse.de>
1098 PR tree-optimization/54767
1099 * tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
1100 backedges drop all symbolical range information.
1101 (execute_vrp): Compute backedges.
1103 2013-02-04 Richard Biener <rguenther@suse.de>
1105 Backport from mainline
1106 2012-01-11 Richard Guenther <rguenther@suse.de>
1108 PR tree-optimization/44061
1109 * tree-vrp.c (extract_range_basic): Compute zero as
1110 value-range for __builtin_constant_p of function parameters.
1112 2013-01-08 Jakub Jelinek <jakub@redhat.com>
1115 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
1117 2013-02-04 Richard Biener <rguenther@suse.de>
1119 Backport from mainline
1120 2012-07-04 Richard Guenther <rguenther@suse.de>
1122 PR tree-optimization/53844
1123 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
1124 the loop virtual PHI.
1126 2012-12-13 Richard Biener <rguenther@suse.de>
1129 * tree-streamer.c (record_common_node): Check that we are not
1130 recursively pre-loading nodes we want to skip. Handle
1131 char_type_node appearing as part of va_list_type_node.
1133 2013-02-04 Richard Biener <rguenther@suse.de>
1136 * gimple.h (gimple_call_builtin_class_p): New function.
1137 * gimple.c (validate_call): New function.
1138 (gimple_call_builtin_class_p): Likewise.
1139 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1140 Use gimple_call_builtin_class_p.
1141 (find_func_clobbers): Likewise.
1142 * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
1143 (strlen_optimize_stmt): Likewise.
1145 2013-02-01 Jakub Jelinek <jakub@redhat.com>
1147 Backported from mainline
1148 2013-01-28 Jakub Jelinek <jakub@redhat.com>
1150 PR tree-optimization/56125
1151 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
1152 pow(x,c) into sqrt(x) * powi(x, n/2) or
1153 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
1154 optimizing for size.
1155 Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1156 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
1159 2013-01-25 Jakub Jelinek <jakub@redhat.com>
1161 PR tree-optimization/56098
1162 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
1163 for stmts with volatile ops.
1164 (cond_store_replacement): Don't optimize if assign has volatile ops.
1165 (cond_if_else_store_replacement_1): Don't optimize if either
1166 then_assign or else_assign have volatile ops.
1168 2013-01-23 Jakub Jelinek <jakub@redhat.com>
1171 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
1172 instead of cmpdi_operand for first comparison operand.
1173 Don't assert that comparison operands aren't both constants.
1175 2013-01-21 Jakub Jelinek <jakub@redhat.com>
1177 PR tree-optimization/56051
1178 * fold-const.c (fold_binary_loc): Don't fold
1179 X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
1180 a narrowing conversion, or widening conversion from signed
1183 2013-01-18 Jakub Jelinek <jakub@redhat.com>
1186 * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
1187 the case where writing real complex part of target modifies
1190 2013-01-15 Jakub Jelinek <jakub@redhat.com>
1193 * function.c (thread_prologue_and_epilogue_insns): Always
1194 add crtl->drap_reg to set_up_by_prologue.set, even if
1195 stack_realign_drap is false.
1197 2013-01-10 Jakub Jelinek <jakub@redhat.com>
1199 PR tree-optimization/55921
1200 * tree-complex.c (expand_complex_asm): New function.
1201 (expand_complex_operations_1): Call it for GIMPLE_ASM.
1203 2013-01-03 Jakub Jelinek <jakub@redhat.com>
1205 PR rtl-optimization/55838
1206 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
1207 iv0.step, iv1.step and step.
1209 2012-11-23 Jakub Jelinek <jakub@redhat.com>
1212 * Makefile.in (gimple-low.o): Depend on langhooks.h.
1213 * gimple-low.c: Include langhooks.c.
1214 (block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
1215 by default call lang_hooks.block_may_fallthru.
1216 * langhooks.h (struct lang_hooks): Add block_may_fallthru
1218 * langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
1219 (LANG_HOOKS_INITIALIZER): Use it.
1221 2012-11-20 Jakub Jelinek <jakub@redhat.com>
1224 * builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
1225 on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
1226 * cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
1227 on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
1228 fail if the last real insn doesn't have REG_ARGS_SIZE note.
1230 2012-11-17 Jakub Jelinek <jakub@redhat.com>
1232 PR tree-optimization/55236
1233 * fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
1234 and signed ARG0_TYPE, force low and high to be non-NULL.
1236 2012-11-13 Jakub Jelinek <jakub@redhat.com>
1238 PR rtl-optimization/54127
1239 * cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
1240 asm goto labels from BB_HEAD (e->dest) to target bb, decrement
1241 LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
1242 BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
1243 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1245 2013-02-01 Eric Botcazou <ebotcazou@adacore.com>
1247 * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
1248 range isn't testing for zero.
1250 2013-01-29 Richard Biener <rguenther@suse.de>
1252 PR tree-optimization/56113
1253 * tree-ssa-structalias.c (equiv_class_lookup): Also return
1255 (label_visit): Free duplicate bitmaps and record the leader instead.
1256 (perform_var_substitution): Adjust.
1258 2013-01-28 Serowk <serowk@yandex.ru>
1261 * config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
1262 Fix mode checks to allow for the passing of constants in the
1264 (arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
1265 Add entries in the switch statement for builtin iwmmxt vector
1266 shift and rotate builtins.
1268 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1270 Backport from mainline
1271 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1274 * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
1275 operand 0 in movabs insn template for -masm=intel asm alternative.
1276 (*movabs<mode>_2): Ditto for operand 1.
1278 2013-01-27 Uros Bizjak <ubizjak@gmail.com>
1280 Backport from mainline
1281 2013-01-22 Uros Bizjak <ubizjak@gmail.com>
1284 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
1285 alternative to (o,r).
1286 (*movdi_internal_rex64): Remove (!o,n) alternative.
1287 (DImode immediate->memory splitter): Remove.
1288 (DImode immediate->memory peephole2): Remove.
1289 (movtf): Enable for TARGET_64BIT || TARGET_SSE.
1290 (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
1291 alternative to (!o,*r).
1292 (*movtf_internal_sse): New pattern.
1293 (*movxf_internal_rex64): New pattern.
1294 (*movxf_internal): Disable for TARGET_64BIT.
1295 (*movdf_internal_rex64): Remove (!o,F) alternative.
1297 2013-01-23 Uros Bizjak <ubizjak@gmail.com>
1299 * config/i386/i386.md (*movdf_internal_rex64): Disparage alternatives
1300 involving stack registers slightly.
1302 2013-01-24 Uros Bizjak <ubizjak@gmail.com>
1304 * config/i386/constraints.md (Yf): New constraint.
1305 * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
1306 of f constraint to conditionaly disable x87 register preferences.
1307 (*movdf_internal): Ditto.
1308 (*movsf_internal): Ditto.
1310 2012-01-24 Uros Bizjak <ubizjak@gmail.com>
1312 * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
1313 (*movtf_internal_rex64): Add (!o,C) alternative
1314 (*movxf_internal_rex64): Ditto.
1315 (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
1317 2013-01-25 Georg-Johann Lay <avr@gjlay.de>
1319 * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
1321 2013-01-24 Martin Jambor <mjambor@suse.cz>
1323 Backport from mainline
1324 2013-01-04 Martin Jambor <mjambor@suse.cz>
1326 PR tree-optimization/55755
1327 * tree-sra.c (sra_modify_assign): Do not check that an access has no
1328 children when trying to avoid producing a VIEW_CONVERT_EXPR.
1330 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1332 Backport from mainline
1333 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
1337 2013-01-21 Uros Bizjak <ubizjak@gmail.com>
1339 PR rtl-optimization/56023
1340 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
1341 dependent on debug instruction.
1343 2013-01-21 Martin Jambor <mjambor@suse.cz>
1345 Backport from mainline
1346 2013-01-17 Martin Jambor <mjambor@suse.cz>
1348 PR tree-optimizations/55264
1349 * cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
1350 * cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
1351 for virtual functions.
1352 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
1353 for virtual methods.
1354 * ipa.c (cgraph_remove_unreachable_nodes): Never return true for
1355 virtual methods before inlining is over.
1357 2013-01-17 Uros Bizjak <ubizjak@gmail.com>
1359 Backport from mainline
1360 2012-01-17 Uros Bizjak <ubizjak@gmail.com>
1363 * config/i386/sync.md (atomic_store<mode>): Generate SWImode
1364 store through atomic_store<mode>_1.
1365 (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
1367 2013-01-16 Richard Biener <rguenther@suse.de>
1370 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
1371 account for bitpos when computing alignment.
1373 2013-01-14 Georg-Johann Lay <avr@gjlay.de>
1375 Backport from 2013-01-14 trunk r195169.
1378 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
1379 etc. to 1 and not to __flash.
1380 Use LL suffix for __INT24_MAX__ with -mint8.
1381 Use ULL suffix for __UINT24_MAX__ with -mint8.
1383 2013-01-14 Matthias Klose <doko@ubuntu.com>
1385 * doc/invoke.texi: Document -print-multiarch.
1386 * doc/install.texi: Document --enable-multiarch.
1387 * doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
1388 * configure.ac: Add --enable-multiarch option.
1389 Substitute with_cpu, with_float.
1390 * configure: Regenerate.
1391 * Makefile.in (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
1392 enable_multiarch, with_cpu, with_float: New macros.
1393 if_multiarch: New macro, define in terms of enable_multiarch.
1394 * genmultilib: Add new argument for the multiarch name.
1395 * gcc.c (multiarch_dir): Define.
1396 (for_each_path): Search for multiarch suffixes.
1397 (driver_handle_option): Handle multiarch option.
1398 (do_spec_1): Pass -imultiarch if defined.
1399 (main): Print multiarch.
1400 (set_multilib_dir): Separate multilib and multiarch names
1401 from multilib_select.
1402 (print_multilib_info): Ignore multiarch names in multilib_select.
1403 * incpath.c (add_standard_paths): Search the multiarch include dirs.
1404 * cppdefault.h (default_include): Document multiarch in multilib
1406 * cppdefault.c: [LOCAL_INCLUDE_DIR, STANDARD_INCLUDE_DIR] Add an
1407 include directory for multiarch directories.
1408 * common.opt: New options --print-multiarch and -imultilib.
1410 * config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
1411 Include i386/t-linux.
1412 <i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
1413 Include i386/t-kfreebsd.
1414 <i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
1415 * config/i386/t-linux64: Add multiarch names in
1416 MULTILIB_OSDIRNAMES, define MULTIARCH_DIRNAME.
1417 * config/i386/t-gnu: New file.
1418 * config/i386/t-kfreebsd: Likewise.
1419 * config/i386/t-linux: Likewise.
1421 * config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1422 * config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
1423 * config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
1424 for 32bit non-biarch configurations.
1426 * config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
1427 * config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
1430 * config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1432 * config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
1434 * config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1435 * config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
1436 * config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
1438 (MULTILIB_MATCHES_FLOAT): Define in terms of SOFT_FLOAT_CPUS.
1439 * config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
1440 Include rs6000/t-linux for 32bit non-biarch configurations.
1442 * config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
1444 * config/m68k/t-linux: Define MULTIARCH_DIRNAME.
1446 * config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
1447 * config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
1449 * config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
1450 * config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
1452 2013-01-14 Eric Botcazou <ebotcazou@adacore.com>
1454 * tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
1455 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
1456 (vect_estimate_min_profitable_iter): Adjust to above fix.
1457 * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
1459 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1461 Backport from mainline
1462 2013-01-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1464 * doc/extend.texi (X86 Built-in Functions): Add whitespace in
1465 __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
1466 documentation. Add missing '__' in front of
1467 __builtin_ia32_packssdw256.
1469 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1471 Backport from mainline
1472 2013-01-09 Uros Bizjak <ubizjak@gmail.com>
1474 * config/i386/sse.md (*vec_interleave_highv2df): Change mode
1475 attribute of movddup insn to DF.
1476 (*vec_interleave_lowv2df): Ditto.
1477 (vec_dupv2df): Ditto.
1479 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1481 Backport from 2013-01-07 trunk r194991, r194992.
1484 * doc/extend.texi (AVR Named Address Spaces): __memx goes into
1487 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
1488 (avr_addrspace_t): Add .section_name field.
1489 * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
1491 (avr_addrspace): Same. Initialize .section_name. Remove last
1492 NULL entry. Put __memx into .progmemx.data.
1493 (progmem_section_prefix): Remove.
1494 (avr_asm_init_sections): No need to initialize progmem_section.
1495 (avr_asm_named_section): Use avr_addrspace[].section_name to get
1496 section name prefix.
1497 (avr_asm_select_section): Ditto. And use get_unnamed_section to
1498 retrieve the progmem section.
1499 * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
1500 boundary to run over avr_addrspace[].
1501 (avr_register_target_pragmas): Ditto.
1503 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1505 Backport from 2013-01-07 trunk r194978.
1508 * doc/install.texi (Cross-Compiler-Specific Options): Document
1511 2013-01-07 Georg-Johann Lay <avr@gjlay.de>
1513 Backport from 2013-01-07 trunk r194968.
1516 * config/avr/t-avr: Don't automatically rebuild
1517 $(srcdir)/config/avr/t-multilib
1518 $(srcdir)/config/avr/avr-tables.opt
1519 (avr-mcus): New phony target to build them on request.
1520 (s-avr-mlib): Remove.
1521 * avr/avr-mcus.def: Adjust comments.
1523 2013-01-07 Terry Guo <terry.guo@arm.com>
1525 Backport from mainline
1526 2012-12-19 Terry Guo <terry.guo@arm.com>
1528 * config/arm/arm.c (thumb_find_work_register): Check argument
1529 register number based on current PCS.
1531 2013-01-06 Uros Bizjak <ubizjak@gmail.com>
1533 Backport from mainline
1534 2013-01-03 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
1538 selected code model, define __code_mode_small__, __code_model_medium__,
1539 __code_model_large__, __code_model_32__ or __code_model_kernel__.
1540 * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
1541 xchg temporary register with %k. Declare temporary register as
1543 [__x86_64__]: For medium and large code models, preserve %rbx register.
1545 2013-01-03 Richard Henderson <rth@redhat.com>
1547 * config/i386/i386.c (ix86_expand_move): Always assign to op1
1548 after eliminating TLS symbols.
1550 2013-01-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1553 * config/pa/pa.md (movsi): Revert previous change.
1554 * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
1557 2013-01-02 Rainer Emrich <rainer@emrich-ebersheim.de>
1560 * graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
1563 2013-01-02 Jason Merrill <jason@redhat.com>
1566 * tree.c (build_array_type_1): Revert earlier change.
1568 2012-12-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1571 * config/pa/pa.md (movsi): Reject expansion of TLS symbol references
1572 after reload starts.
1574 2012-12-21 Martin Jambor <mjambor@suse.cz>
1576 PR tree-optimization/55355
1577 * tree-sra.c (type_internals_preclude_sra_p): Also check that
1578 bit_position is small enough to fit a single HOST_WIDE_INT.
1580 2012-12-21 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1582 * config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
1584 2012-12-18 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
1586 Backport from mainline
1587 2012-10-15 Matthias Klose <doko@ubuntu.com>
1589 * config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
1590 * doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
1592 2012-12-16 Eric Botcazou <ebotcazou@adacore.com>
1593 Tomash Brechko <tomash.brechko@gmail.com>
1596 * config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
1597 handling of before and after cases.
1598 * config/sparc/sync.md (atomic_store): Fix pasto.
1600 2012-12-14 Yvan Roux <yvan.roux@linaro.org>
1602 * optabs.c (expand_atomic_store): Elide redundant model test.
1604 2012-12-13 Richard Henderson <rth@redhat.com>
1607 * optabs.c (expand_atomic_load): Emit acquire barrier after the load.
1609 2012-12-11 Eric Botcazou <ebotcazou@adacore.com>
1612 * config/sparc/sparc.md (tldo_stb_sp32): Fix pasto.
1613 (tldo_stb_sp64): Likewise.
1614 (tldo_sth_sp32): Likewise.
1615 (tldo_sth_sp64): Likewise.
1616 (tldo_stw_sp32): Likewise.
1617 (tldo_stw_sp64): Likewise.
1618 (tldo_stx_sp64): Likewise.
1620 2012-12-10 Kai Tietz <ktietz@redhat.com>
1623 * print-tree.c (print_node): Cast from pointer via uintptr_t.
1625 2012-12-07 Uros Bizjak <ubizjak@gmail.com>
1627 Backport from mainline
1628 2012-12-06 Uros Bizjak <ubizjak@gmail.com>
1629 H.J. Lu <hongjiu.lu@intel.com>
1632 * config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
1633 before using it as insn or call equivalent.
1635 2012-12-06 Jason Merrill <jason@redhat.com>
1638 * tree.c (build_array_type_1): Re-layout if we found it in the
1641 2012-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1643 * config/pa/pa.md: Use "const_int 0" instead of match_test to simplify
1644 opaque cond in all call insns.
1646 2012-12-03 Eric Botcazou <ebotcazou@adacore.com>
1648 * config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
1649 area if the function allocates dynamic stack space.
1650 (ia64_initial_elimination_offset): Adjust offsets to above change.
1652 2012-12-03 Richard Biener <rguenther@suse.de>
1654 Backport from mainline
1655 2012-09-24 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/53663
1658 * tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
1659 native encode/interpret translation on VN_WALKREWRITE.
1661 2012-12-03 Kai Tietz <ktietz@redhat.com>
1664 * ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
1667 * tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
1670 * pointer-set.c (hash1): Cast from pointer via uintptr_t.
1672 2012-12-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1674 Backport from mainline:
1675 2012-11-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1678 * config/pa/pa.md (type): Add sibcall and sh_func_adrs insn types.
1679 (in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
1680 (in_nullified_branch_delay): Likewise.
1681 (in_call_delay): Likewise.
1682 Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
1683 new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
1684 the $$sh_func_adrs call as variable. Update type of sibcalls and
1685 $$sh_func_adrs call.
1686 * config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
1687 length instead of adjustment. Handle negative and undefined call
1688 adjustments for insn_default_length. Remove adjustment for millicode
1689 insn with unfilled delay slot.
1690 (pa_output_millicode_call): Update for revised millicode length.
1691 * config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
1693 2012-11-29 Kai Tietz <ktietz@redhat.com>
1696 * prefix.c (lookup_key): Replace xmalloc/xrealloc
1697 use by XNEWVEC/XRESIZEVEC.
1699 * i386.c (get_scratch_register_on_entry): Handle
1700 thiscall-convention.
1701 (split_stack_prologue_scratch_regno): Likewise.
1702 (ix86_static_chain): Likewise.
1703 (x86_output_mi_thunk): Likewise.
1705 2012-11-28 H.J. Lu <hongjiu.lu@intel.com>
1707 Backported from mainline
1708 2012-11-27 H.J. Lu <hongjiu.lu@intel.com>
1709 Markus Trippelsdorf <markus@trippelsdorf.de>
1712 * lto-opts.c (lto_write_options): Also handle
1713 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
1714 OPT_SPECIAL_program_name.
1717 * lto-wrapper.c (merge_and_complain): Handle
1718 OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
1719 OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
1721 2012-11-27 Paolo Bonzini <pbonzini@redhat.com>
1723 PR rtl-optimization/55489
1724 * gcse.c (compute_transp): Precompute a canonical version
1725 of XEXP (x, 0), and pass it to canon_true_dependence.
1727 2012-11-27 Richard Biener <rguenther@suse.de>
1730 * gimple-fold.c (gimplify_and_update_call_from_tree): Replace
1731 stmt with a NOP instead of removing it.
1733 2012-11-26 Richard Biener <rguenther@suse.de>
1735 Backport from mainline
1736 2012-10-19 Richard Biener <rguenther@suse.de>
1738 PR tree-optimization/54976
1739 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1740 Robustify against odd inner_mode inputs.
1742 2012-10-12 Richard Biener <rguenther@suse.de>
1744 PR tree-optimization/54894
1745 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
1746 Handle over-aligned scalar types properly.
1748 2012-10-02 Richard Guenther <rguenther@suse.de>
1751 * tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
1752 cleaning up the CFG.
1754 2012-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1756 Backport from mainline
1757 2012-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
1759 * config/rs6000/rs6000.md (movdf_hardfloat32): Add a comment
1760 explaining the register ordering preferences.
1762 2012-11-19 Michael Meissner <meissner@linux.vnet.ibm.com>
1763 * config/rs6000/rs6000.md (movdf_hardfloat32): Reorder move
1764 constraints so that the traditional floating point loads, stores,
1765 and moves are done first, then the VSX loads, stores, and moves,
1766 and finally the GPR loads, stores, and moves so that reload
1767 chooses FPRs over GPRs, and uses the traditional load/store
1768 instructions which provide an offset.
1769 (movdf_hardfloat64): Likewise.
1771 2012-11-19 H.J. Lu <hongjiu.lu@intel.com>
1773 Backported from mainline
1774 2012-11-13 Eric Botcazou <ebotcazou@adacore.com>
1775 H.J. Lu <hongjiu.lu@intel.com>
1778 * config/i386/i386.c (legitimize_pic_address): Properly handle
1780 (ix86_print_operand_address): Set code to 'k' when forcing
1781 addr32 prefix. For x32, zero-extend negative displacement if
1784 2012-11-12 Eric Botcazou <ebotcazou@adacore.com>
1786 * common.opt (fvar-tracking-uninit): Document.
1787 * toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
1788 * config/darwin.c (darwin_override_options): Likewise.
1790 2012-11-11 Eric Botcazou <ebotcazou@adacore.com>
1792 * config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
1793 * config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
1795 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1797 * doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
1799 2012-11-09 Eric Botcazou <ebotcazou@adacore.com>
1801 * config/i386/i386.c (release_scratch_register_on_entry): Also adjust
1804 2012-11-07 Uros Bizjak <ubizjak@gmail.com>
1806 Backport from mainline
1807 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/i386.c (ix86_init_machine_status): Do not
1810 explicitly clear tls_descriptor_call_expanded_p again.
1812 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/sse.md
1815 (<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
1816 as read and written by the instruction.
1818 2012-11-06 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
1821 (ix86_instantiate_decls): New function.
1822 (ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
1823 stack slot instead of SLOT_VIRTUAL.
1824 <case IX86_BUILTIN_STMXCSR>: Ditto.
1825 (assign_386_stack_local): Do not assert when virtual slot is valid.
1826 * config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
1827 * config/i386/i386.md (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
1828 (truncxf<mode>2): Ditto.
1829 (floatunssi<mode>2): Ditto.
1830 (isinf<mode>2): Ditto.
1831 * config/i386/sync.md (atomic_load<mode>): Ditto.
1832 (atomic_store<mode>): Ditto.
1834 2012-11-07 Eric Botcazou <ebotcazou@adacore.com>
1837 * fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
1838 the argument is itself a conditional expression.
1840 2012-11-05 H.J. Lu <hongjiu.lu@intel.com>
1842 * config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
1845 2012-11-05 Eric Botcazou <ebotcazou@adacore.com>
1847 PR tree-optimization/54986
1848 * gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
1849 conversions on entry but add them back on exit if needed.
1851 2012-11-05 Richard Sandiford <rdsandiford@googlemail.com>
1854 * config/i386/i386.c (ix86_address_subreg_operand): Remove stack
1856 (print_reg): Use true_regnum rather than REGNO.
1857 (ix86_print_operand_address): Remove SUBREG handling.
1859 2012-11-05 Jakub Jelinek <jakub@redhat.com>
1861 Backported from mainline
1862 2012-10-24 Jakub Jelinek <jakub@redhat.com>
1865 * gimple.h (is_gimple_sizepos): New inline function.
1866 * gimplify.c (gimplify_one_sizepos): Use it. Remove useless
1867 final assignment to expr variable.
1868 * tree.c (RETURN_TRUE_IF_VAR): Return true also if
1869 !TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
1870 into a local temporary.
1872 2012-10-10 Jakub Jelinek <jakub@redhat.com>
1874 PR tree-optimization/54877
1875 * tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
1876 use make_ssa_name instead of copy_ssa_name.
1878 2012-11-03 Peter Bergner <bergner@vnet.ibm.com>
1880 Backport from mainline
1881 2012-10-31 Jakub Jelinek <jakub@redhat.com>
1883 PR tree-optimization/53708
1884 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
1885 user-supplied alignment when used with an explicit section name.
1887 2012-11-02 Jeff Law <law@redhat.com>
1889 PR tree-optimization/54985
1890 * tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
1891 from thread_across_edge.
1892 (thread_across_edge): Use it in all cases where we might thread
1895 2012-10-31 Eric Botcazou <ebotcazou@adacore.com>
1897 * config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
1898 special register pushes before frame probing and allocation.
1900 2012-10-31 Ralf Corsépius <ralf.corsepius@rtems.org>,
1901 Joel Sherrill <joel.sherrill@oarcorp.com>
1903 * config/sparc/t-rtems: New (Custom multilibs).
1904 * config/sparc/t-rtems-64: New (Custom multilibs).
1905 * config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
1906 (sparc-*-rtems*): Add sparc/t-rtems.
1908 2012-10-30 Eric Botcazou <ebotcazou@adacore.com>
1910 * cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
1912 (hash_rtx): Likewise.
1914 2012-10-29 Terry Guo <terry.guo@arm.com>
1916 Backport from mainline
1917 2012-10-11 Terry Guo <terry.guo@arm.com>
1919 * config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
1921 * config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
1924 2012-10-26 Gunther Nikl <gnikl@users.sourceforge.net>
1926 * common/config/m68k/m68k-common.c (m68k_handle_option): Set
1927 gcc_options fields of opts_set for -m68020-40 and -m68020-60.
1929 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1931 * config/avr/t-rtems: Revert previous commit.
1933 2012-10-26 Terry Guo <terry.guo@arm.com>
1935 Backport from mainline
1936 2012-10-23 Terry Guo <terry.guo@arm.com>
1939 * config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
1942 2012-10-26 Ralf Corsépius <ralf.corsepius@rtems.org>
1944 * config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
1946 * config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
1948 2012-10-25 Ralf Corsépius <ralf.corsepius@rtems.org>
1950 * config.gcc (microblaze*-*-rtems*): New target.
1951 * config/microblaze/rtems.h: New.
1952 * config/microblaze/t-rtems: New.
1954 2012-10-25 Richard Biener <rguenther@suse.de>
1956 PR tree-optimization/54902
1957 * tree-ssa-pre.c (fini_pre): Return TODO.
1958 (execute_pre): Adjust.
1959 * tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
1960 blocks before computing dominators.
1962 2012-10-24 Uros Bizjak <ubizjak@gmail.com>
1964 Backport from mainline
1965 2012-10-22 Uros Bizjak <ubizjak@gmail.com>
1967 * config/i386/i386.c (memory_address_length): Assert that non-null
1968 base or index RTXes are registers. Do not check for REG RTXes.
1969 Determine addr32 prefix using SImode_address_operand or
1970 from original base and index RTXes. Simplify code.
1972 2012-10-21 Uros Bizjak <ubizjak@gmail.com>
1974 * config/i386/i386-protos.h (memory_address_length): Add new bool
1975 argument. Update all uses.
1976 * config/i386/i386.c (memory_address_length): If not LEA insn, then
1977 add length of addr32 prefix based on mode of base or index register.
1978 (ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
1979 addresses here. Update call to memory_address_length.
1980 (ix86_print_address_operand): Use SImode_address_operand predicate.
1981 * config/i386/predicates.md (SImode_address_operand): New.
1982 * config/i386/i386.md (lea<mode>): Use SImode_address_operand
1983 to calculate "mode" attribute. Use SImode_address_operand predicate
1984 instead of open-coding accepted RTX codes.
1986 2012-10-22 Georg-Johann Lay <avr@gjlay.de>
1988 Backport from 2012-10-22 trunk r192685.
1989 * doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
1990 Note __AVR_<device>__ is not defined for cores.
1991 Don't point to --help=target.
1992 Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
1994 2012-10-19 Marek Polacek <polacek@redhat.com>
1996 Backported from mainline
1997 2012-10-19 Marek Polacek <polacek@redhat.com>
2000 * fold-const.c (fold_sign_changed_comparison): Punt if folding
2001 pointer/non-pointer comparison.
2003 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2005 Backported from mainline
2006 2012-10-19 Zhenqiang Chen <zhenqiang.chen@linaro.org>
2009 * config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
2010 sure the mode is correct when falling through from above cases.
2012 2012-10-19 Alan Modra <amodra@gmail.com>
2014 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set if using gold.
2015 (HAVE_LD_LARGE_TOC): Likewise.
2016 * configure: Regenerate.
2018 2012-10-19 Alan Modra <amodra@gmail.com>
2020 * config/rs6000/predicates.md (splat_input_operand): Don't call
2021 input_operand for MEMs. Instead check for volatile and call
2022 memory_address_addr_space_p with modified mode.
2024 2012-10-17 Matthew Gretton-Dann <matthew.gretton-dann@linaro.org>
2026 Backported from mainline
2027 2012-07-23 Ulrich Weigand <ulrich.weigand@linaro.org>
2029 * config/arm/arm.c (arm_reorg): Ensure all insns are split.
2031 2012-10-16 Eric Botcazou <ebotcazou@adacore.com>
2033 PR rtl-optimization/54870
2034 * tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
2035 * cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
2036 SSA_NAME pointer that points to a partition if there is at least
2037 one variable with it set in the partition.
2038 * dse.c (local_variable_can_escape): New predicate.
2039 (can_escape): Call it.
2040 * gimplify.c (mark_addressable): If this is a partitioned decl, also
2041 mark the SSA_NAME pointer that points to a partition.
2043 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2045 Backport from mainline
2046 2012-08-09 Andrey Belevantsev <abel@ispras.ru>
2048 PR rtl-optimization/53701
2049 * sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
2050 rocess not only expr's vinsns but all old vinsns from expr's
2053 2012-10-16 Andrey Belevantsev <abel@ispras.ru>
2055 Backport from mainline
2056 2012-07-31 Andrey Belevantsev <abel@ispras.ru>
2059 * sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2061 2011-08-04 Sergey Grechanik <mouseentity@ispras.ru>
2062 * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2063 only if producer writes to the register given by regno.
2065 2012-09-15 Uros Bizjak <ubizjak@gmail.com>
2067 Backport from mainline
2068 2012-10-15 Uros Bizjak <ubizjak@gmail.com>
2070 * config/i386/sse.md (UNSPEC_MOVU): Remove.
2071 (UNSPEC_LOADU): New.
2072 (UNSPEC_STOREU): Ditto.
2073 (<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
2074 (<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
2075 (<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
2076 (<sse2>_movdqu<avxsizesuffix>): Split to ...
2077 (<sse2>_loaddqu<avxsizesuffix>): ... this and ...
2078 (<sse2>_storedqu<avxsizesuffix>): ... this.
2079 (*sse4_2_pcmpestr_unaligned): Update.
2080 (*sse4_2_pcmpistr_unaligned): Ditto.
2082 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
2083 gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
2084 gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
2085 (ix86_expand_vector_move_misalign): Use gen_sse_loadups or
2086 gen_sse2_load{dqu,upd} to load from unaligned memory and
2087 gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
2089 (struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
2090 Use CODE_FOR_sse_loadups.
2091 <IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
2092 <IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
2093 <IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
2094 <IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
2095 <IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
2096 <IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
2097 <IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
2098 <IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
2099 <IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
2100 <IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
2101 <IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2103 2012-10-15 Steven Bosscher <steven@gcc.gnu.org>
2105 Backport from trunk (r190222):
2107 PR tree-optimization/54146
2108 * ifcvt.c: Include pointer-set.h.
2109 (cond_move_process_if_block): Change type of then_regs and
2110 else_regs from alloca'd array to pointer_sets.
2111 (check_cond_move_block): Update for this change.
2112 (cond_move_convert_if_block): Likewise.
2113 * Makefile.in: Fix dependencies for ifcvt.o.
2115 2012-10-15 Richard Guenther <rguenther@suse.de>
2117 PR tree-optimization/54920
2118 * tree-ssa-pre.c (create_expression_by_pieces): Properly
2119 allocate temporary storage for all NARY elements.
2121 2012-10-08 Georg-Johann Lay <avr@gjlay.de>
2124 * doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2126 2012-10-05 Mark Kettenis <kettenis@openbsd.org>
2128 * config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
2129 default_use_cxa_atexit to yes.
2131 2012-10-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2133 * config/pa/pa.md: Adjust unamed HImode add insn pattern.
2135 2012-10-05 Jan Hubicka <jh@suse.cz>
2136 Jakub Jelinek <jakub@redhat.com>
2138 PR tree-optimization/33763
2139 * tree-inline.c (expand_call_inline): Silently ignore always_inline
2140 attribute for redefined extern inline functions.
2142 2012-10-03 H.J. Lu <hongjiu.lu@intel.com>
2144 Backported from mainline
2145 2012-10-03 Andrew W. Nosenko <andrew.w.nosenko@gmail.com>
2147 * config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
2148 in SSE and YMM state support check for -march=native.
2150 2012-10-03 Alexandre Oliva <aoliva@redhat.com>
2153 * dwarf2out.c (value_format): Use block4 for dw_val_class_loc
2156 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2158 Backported from mainline
2159 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2162 * doc/invoke.texi: Document -mprefer-avx128.
2164 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2166 Backported from mainline
2167 2012-10-02 H.J. Lu <hongjiu.lu@intel.com>
2170 * config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
2171 (XSTATE_FP): Likewise.
2172 (XSTATE_SSE): Likewise.
2173 (XSTATE_YMM): Likewise.
2174 (host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
2175 SSE and YMM states aren't supported.
2177 2012-10-01 Tom de Vries <tom@codesourcery.com>
2179 * var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
2182 2012-10-01 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2185 * config/s390/s390.c (s390_option_override): Add missing break.
2187 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2189 Backport from mainline
2190 2012-09-29 Andreas Tobler <andreast@fgznet.ch>
2192 * config.gcc: Replace 'host' with 'target' when configuring for
2193 powerpc64*-*-freebsd.
2195 2012-09-28 Meador Inge <meadori@codesourcery.com>
2197 Backport from mainline
2198 2012-09-27 Meador Inge <meadori@codesourcery.com>
2200 * gcc-ar.c (main): Handle the returning of the sub-process error
2203 2012-09-28 Georg-Johann Lay <avr@gjlay.de>
2205 Backport from 2012-09-28 trunk r191821.
2206 * config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2208 2012-09-27 Jakub Jelinek <jakub@redhat.com>
2211 * simplify-rtx.c (simplify_binary_operation_1): Perform
2212 (x - (x & y)) -> (x & ~y) optimization only for integral modes.
2214 2012-09-24 Eric Botcazou <ebotcazou@adacore.com>
2216 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
2217 TYPE_NONALIASED_COMPONENT flag.
2218 * tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2219 TYPE_NONALIASED_COMPONENT flag.
2221 2012-09-21 Richard Guenther <rguenther@suse.de>
2224 Backport from mainline
2225 2012-04-19 Richard Guenther <rguenther@suse.de>
2227 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
2230 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2233 * c-typeck.c (c_cast_expr): When casting to a type requiring
2234 C_MAYBE_CONST_EXPR to be created, pass the inner expression to
2237 2012-09-20 Joseph Myers <joseph@codesourcery.com>
2240 * c-typeck.c (build_unary_op): Pass original argument of
2241 TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
2242 any C_MAYBE_CONST_EXPR, if it has integer operands.
2243 (build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
2244 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR and TRUTH_XOR_EXPR
2245 to c_objc_common_truthvalue_conversion, then remove any
2246 C_MAYBE_CONST_EXPR, if they have integer operands. Use
2247 c_objc_common_truthvalue_conversion not
2248 c_common_truthvalue_conversion.
2249 (c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
2250 call note_integer_operands for arguments with integer operands
2251 that are not integer constants.
2253 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2255 Backported from mainline
2256 2012-09-17 Jakub Jelinek <jakub@redhat.com>
2258 PR tree-optimization/54563
2259 * tree-ssa-math-opts.c (execute_cse_sincos): Call
2260 gimple_purge_dead_eh_edges if last call has been changed.
2262 2012-09-14 Jakub Jelinek <jakub@redhat.com>
2265 * config/i386/sse.md (fmai_vmfmadd_<mode>): Use (match_dup 1)
2266 instead of (match_dup 0) as second argument to vec_merge.
2267 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
2268 Remove third alternative.
2269 (*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
2270 operand 2 instead of operand 1, but put it as first argument
2272 * config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
2273 _mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
2276 2012-09-20 Jakub Jelinek <jakub@redhat.com>
2278 * BASE-VER: Set to 4.7.3.
2279 * DEV-PHASE: Set to prerelease.
2281 2012-09-20 Release Manager
2283 * GCC 4.7.2 released.
2285 2012-09-15 Andi Kleen <ak@linux.intel.com>
2287 Backport from mainline
2288 2012-09-07 Andi Kleen <ak@linux.intel.com>
2290 * gcc/lto-streamer.h (res_pair): Add.
2291 (lto_file_decl_data): Replace resolutions with respairs.
2293 * gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
2294 Initialize respairs.
2295 (lto_file_finalize): Set up resolutions vector lazily from respairs.
2297 2012-09-14 Walter Lee <walt@tilera.com>
2299 Backport from mainline.
2300 2012-09-14 Walter Lee <walt@tilera.com>
2302 * doc/invoke.texi (Option Summary): fix typesetting for -mcpu
2303 option for TILEPro and TILE-Gx.
2305 2012-09-13 Uros Bizjak <ubizjak@gmail.com>
2307 * config/i386/i386.h (x86_prefetchw): New global variable.
2308 (TARGET_PREFETCHW): New macro.
2309 * config/i386/i386.c (PTA_PREFETCHW): Ditto.
2310 (processor_alias_table): Add PTA_PREFETCHW to
2311 bdver1, bdver2 and btver1.
2312 (ix86_option_override_internal): Set x86_prefetchw for
2313 PTA_PREFETCHW targets.
2314 * config/i386/i386.md (prefetch): Expand to prefetchw
2315 for TARGET_PREFETCHW.
2316 (*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
2318 Backport from mainline
2319 2012-08-13 Uros Bizjak <ubizjak@gmail.com>
2321 * config/i386/i386.md (prefetch): Do not assert mode of operand 0.
2322 (*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
2324 (*prefetch_sse): ... this.
2325 (*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
2327 (*prefetch_3dnow): ... this.
2329 2012-09-13 Jakub Jelinek <jakub@redhat.com>
2332 * c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
2333 COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2335 2012-09-12 Teresa Johnson <tejohnson@google.com>
2337 Backport from mainline.
2338 2012-09-12 Teresa Johnson <tejohnson@google.com>
2340 PR gcov-profile/54487
2341 * configure.ac (HOST_HAS_F_SETLKW): Set based on compile
2342 test using F_SETLKW with fcntl.
2343 * configure, config.in: Regenerate.
2345 2012-09-12 Uros Bizjak <ubizjak@gmail.com>
2347 Backport from mainline
2348 2012-09-12 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
2350 * config/i386/i386.md : Comments on fma4 instruction selection
2351 reflect requirement on register pressure based cost model.
2353 * config/i386/driver-i386.c (host_detect_local_cpu): fma4
2354 flag is set-reset as informed by the cpuid flag.
2356 * config/i386/i386.c (processor_alias_table): fma4
2357 flag is enabled for bdver2.
2359 2012-09-12 Christian Bruel <christian.bruel@st.com>
2361 * config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2363 2012-09-12 Jakub Jelinek <jakub@redhat.com>
2365 * config.gcc: Obsolete picochip-*.
2367 2012-09-11 Richard Guenther <rguenther@suse.de>
2370 * cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
2371 on flag_toplevel_reorder.
2373 2012-09-10 Richard Henderson <rth@redhat.com>
2375 * config/alpha/predicates.md (small_symbolic_operand): Disallow
2378 2012-09-10 Georg-Johann Lay <avr@gjlay.de>
2380 Backport from 2012-09-10 mainline r191132.
2383 * config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2385 2012-09-10 Markus Trippelsdorf <markus@trippelsdorf.de>
2388 * tree-sra.c (disqualify_base_of_expr): Check for possible
2389 NULL_TREE returned by get_base_address()
2391 2012-09-07 Richard Guenther <rguenther@suse.de>
2393 Backport from mainline
2394 2012-06-26 Jan Hubicka <jh@suse.cz>
2397 * cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
2400 2012-09-07 Richard Guenther <rguenther@suse.de>
2402 Backport from mainline
2403 2012-07-13 Richard Guenther <rguenther@suse.de>
2405 PR tree-optimization/53922
2406 * tree-vrp.c (value_inside_range): Change prototype to take
2407 min/max instead of value-range.
2408 (range_includes_zero_p): Likewise. Return the result from
2410 (extract_range_from_binary_expr_1): Adjust to handle dont-know
2411 return value from range_includes_zero_p.
2412 (extract_range_from_unary_expr_1): Likewise.
2413 (compare_range_with_value): Likewise.
2414 (vrp_meet_1): Likewise.
2416 2012-09-07 Richard Guenther <rguenther@suse.de>
2419 * tree-ssa-structalias.c (handle_rhs_call): Properly clobber
2420 EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
2421 arguments separately.
2423 2012-09-07 Jakub Jelinek <jakub@redhat.com>
2425 Backported from mainline
2426 2012-09-06 Jakub Jelinek <jakub@redhat.com>
2428 PR rtl-optimization/54455
2429 * sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
2430 bb ends up with asm goto referencing bb's label.
2432 2012-09-07 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2434 Backport from mainline.
2435 2012-08-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2436 Richard Earnshaw <richard.earnshaw@arm.com>
2439 * config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
2440 element size. Use elem_type from the formal parameter. New parameter
2442 (neon_expand_args): Adjust call to neon_dereference_pointer.
2444 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2446 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Use
2447 reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2449 2012-09-06 Uros Bizjak <ubizjak@gmail.com>
2451 Backport from mainline
2452 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2454 * config/i386/i386.md (isa): Add fma and fma4.
2455 (enabled): Handle fma and fma4.
2456 * config/i386/sse.md (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
2457 (*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
2458 (*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
2459 (*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
2460 (*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
2461 (*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2463 2012-08-10 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/sse.md (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
2466 *fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
2467 *fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2469 2012-09-06 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/54498
2472 * tree-ssa-alias.h (get_continuation_for_phi): Add flag to
2473 abort when reaching an already visited region.
2474 * tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
2475 (get_continuation_for_phi_1): Likewise.
2476 (walk_non_aliased_vuses): When we translated the reference,
2477 abort when we re-visit a region.
2478 * tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2480 2012-09-06 Andrew Pinski <apinski@cavium.com>
2483 * tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2485 2012-09-05 Jakub Jelinek <jakub@redhat.com>
2488 * builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
2489 build_int_cst with size_type_node instead of size_int.
2491 2012-09-05 Georg-Johann Lay <avr@gjlay.de>
2493 Backport from 2012-09-05 mainline r190697.
2496 * config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
2497 configured --with-avrlibc.
2498 (tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
2500 * config/avr/avrlibc.h: New file.
2501 * config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
2502 configured --with-avrlibc.
2503 * doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2505 2012-09-05 Bin Cheng <bin.cheng@arm.com>
2507 Backport from 2012-09-04 mainline r190919
2510 * config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
2511 of size less than 4 bytes by using macro ARM_NUM_INTS.
2512 (thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2514 2012-09-04 Richard Henderson <rth@redhat.com>
2516 * alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2518 2012-09-04 Georg-Johann Lay <avr@gjlay.de>
2520 Backport from 2012-09-04 mainline r190920
2523 * config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2525 2012-09-04 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2527 Backport from 2012-09-04 mainline r190914
2530 * config/avr/avr.c (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): New
2532 (avr_allocate_stack_slots_for_args): ...this new static function.
2534 2012-09-03 H.J. Lu <hongjiu.lu@intel.com>
2536 Backported from mainline
2537 2012-08-23 H.J. Lu <hongjiu.lu@intel.com>
2540 * doc/invoke.texi: Add -da and remove -dm.
2542 2012-09-03 Jakub Jelinek <jakub@redhat.com>
2544 Backported from mainline
2545 2012-09-01 Jakub Jelinek <jakub@redhat.com>
2548 * config/i386/i386.md (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
2549 operands[1] is CONST_INT_P, convert it to QImode before printing.
2551 2012-08-31 Jakub Jelinek <jakub@redhat.com>
2554 * c-convert.c (convert): Don't call fold_convert_loc if
2555 TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
2556 is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2557 COMPLEX_TYPE -> COMPLEX_TYPE conversion.
2559 2012-08-24 Jakub Jelinek <jakub@redhat.com>
2562 * gimplify.c (optimize_compound_literals_in_ctor): Only recurse
2563 if init is a CONSTRUCTOR.
2565 2012-09-02 Eric Botcazou <ebotcazou@adacore.com>
2567 PR rtl-optimization/54369
2568 * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
2569 calling dbr_schedule.
2570 * config/sparc/sparc.c (sparc_reorg): Likewise.
2572 2012-08-31 Kirill Yukhin <kirill.yukhin@intel.com>
2574 Backport from mainline
2575 2012-08-23 Yuri Rumyantsev <ysrumyan@gmail.com>
2577 * config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
2578 case for Atom processor.
2580 2012-08-28 Uros Bizjak <ubizjak@gmail.com>
2582 Backport from mainline
2583 2012-08-27 Uros Bizjak <ubizjak@gmail.com>
2586 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): Return
2587 true for TARGET_64BIT or !flag_pic.
2588 * config/i386/sync.md (*atomic_compare_and_swap_doubledi_pic): Remove.
2589 (atomic_compare_and_swap_double<mode>): Change operand 2 predicate
2590 to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
2591 Add insn constraint. Conditionally emit xchg asm insns.
2592 (atomic_compare_and_swap<mode>): Update calls. Check only
2593 cmpxchg8b_pic_memory_operand in memory address fixup.
2595 (CASHMODE): Rename from DCASHMODE.
2596 (doublemodesuffix): Update modes.
2597 (regprefix): New mode attribute.
2599 (unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
2600 <UNSPECV_CMPXCHG>: New constant.
2601 (atomic_compare_and_swap<mode>_1): Rename from
2602 atomic_compare_and_swap_single<mode>. Update calls and
2603 unspec_volatile constants.
2604 (atomic_compare_and_swap<mode>_doubleword): Rename from
2605 atomic_compare_and_swap_double<mode>. Update calls and
2606 unspec_volatile constants.
2608 2012-08-28 Walter Lee <walt@tilera.com>
2610 Backport from mainline
2611 2012-08-28 Walter Lee <walt@tilera.com>
2613 * confg/tilegx/tilegx.md: Fix code style.
2614 (*zero_extendsidi_truncdisi): Fix typo.
2615 * config/tilegx/tilegx.c: Fix code style.
2616 (tilegx_function_profiler): Fix typo.
2618 2012-08-27 Walter Lee <walt@tilera.com>
2620 Backport from mainline
2621 2012-08-27 Walter Lee <walt@tilera.com>
2623 * doc/md.texi (TILE-Gx): Fix typo.
2625 2012-08-27 Walter Lee <walt@tilera.com>
2627 Backport from mainline
2628 2012-08-27 Walter Lee <walt@tilera.com>
2630 * config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
2631 * config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2633 2012-08-27 Walter Lee <walt@tilera.com>
2635 Backport from mainline
2636 2012-08-27 Walter Lee <walt@tilera.com>
2638 * config/tilegx/tilegx.md (*bfins): Rename to insn_bfins.
2639 (insn_bfins): Delete.
2641 2012-08-27 Walter Lee <walt@tilera.com>
2643 Backport from mainline
2644 2012-08-27 Walter Lee <walt@tilera.com>
2646 * config/tilegx/sync.md (atomic_compare_and_swap_bare<mode>,
2647 atomic_exchange_bare<mode>,
2648 atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
2649 * config/tilegx/tilegx-generic.md (X1_remote): New insn_reservation.
2650 * config/tilegx/tilegx.md (type): Add X1_remove.
2651 (insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
2652 insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
2653 insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2656 2012-08-25 Eric Botcazou <ebotcazou@adacore.com>
2658 PR rtl-optimization/54088
2659 * jump.c (delete_related_insns): Robustify latest change.
2661 2012-08-21 Richard Guenther <rguenther@suse.de>
2663 Backport from mainline
2664 2012-08-16 Richard Guenther <rguenther@suse.de>
2667 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
2669 * ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
2670 * cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
2671 * tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
2672 * tree-ssa-loop-im.c (analyze_memory_references): Adjust.
2673 (tree_ssa_lim_finalize): Free all mem_refs.
2674 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
2675 scc when bailing out.
2676 * modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
2677 * ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
2678 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2679 FOR_EACH_LOOP_BREAK.
2681 2012-08-17 Richard Guenther <rguenther@suse.de>
2683 * tree-sra.c (modify_function): Free redirect_callers vector.
2684 * ipa-split.c (split_function): Free args_to_pass vector.
2685 * tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
2687 (new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
2688 * tree-vect-slp.c (vect_free_slp_instance): Free the instance.
2689 (vect_analyze_slp_instance): Free everything.
2690 (destroy_bb_vec_info): Free the SLP instances.
2692 2012-08-17 Richard Guenther <rguenther@suse.de>
2694 * params.def (integer-share-limit): Decrease from 256 to 251,
2697 2012-08-21 Richard Guenther <rguenther@suse.de>
2699 * tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
2700 the affine expansion cache.
2702 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2704 Backported from trunk
2705 2012-08-20 Patrick Marlier <patrick.marlier@gmail.com>
2708 * omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2710 2012-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2712 Backport from mainline.
2713 2012-08-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
2716 * config/arm/neon.md (vec_set<mode>_internal VD,VQ): Do not
2717 mark as predicable. Adjust asm template.
2718 (vec_setv2di_internal): Likewise.
2719 (vec_extract<mode> VD, VQ): Likewise.
2720 (vec_extractv2di): Likewise.
2721 (neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
2722 (neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
2723 (neon_vdup_n<mode> VX, V32): Likewise.
2724 (neon_vdup_nv2di): Likewise.
2726 2012-08-17 Walter Lee <walt@tilera.com>
2728 Backport from mainline
2729 2012-08-17 Walter Lee <walt@tilera.com>
2731 * config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
2732 (FEEDBACK_ENTER): Define.
2733 (FEEDBACK_REENTER): Define.
2734 (FEEDBACK_ENTRY): Define.
2735 * config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2736 (FEEDBACK_ENTER): Define.
2737 (FEEDBACK_REENTER): Define.
2738 (FEEDBACK_ENTRY): Define.
2740 2012-08-16 Walter Lee <walt@tilera.com>
2742 Backport from mainline
2743 2012-08-16 Walter Lee <walt@tilera.com>
2745 * config.gcc (tilegx-*-linux*): Add feedback.h.
2746 (tilepro-*-linux*): Likewise.
2747 * config/tilegx/feedback.h: New file.
2748 * config/tilepro/feedback.h: New file.
2750 2012-08-08 Pavel Chupin <pavel.v.chupin@intel.com>
2752 Backport from mainline r189840 and r187586:
2753 2012-07-25 Sergey Melnikov <sergey.melnikov@intel.com>
2755 * config/i386/i386.md (stack_protect_set): Disable the pattern
2756 for Android since Android libc (bionic) does not provide random
2757 value for stack protection guard at gs:0x14. Guard value
2758 will be provided from external symbol (default implementation).
2759 (stack_protect_set_<mode>): Likewise.
2760 (stack_protect_test): Likewise.
2761 (stack_protect_test_<mode>): Likewise.
2762 * gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
2763 not have Bionic by default
2764 * config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
2765 Macro OPTION_BIONIC is defined in this file and provides Bionic
2766 accessibility status
2768 2012-05-16 Igor Zamyatin <igor.zamyatin@intel.com>
2770 * configure.ac: Stack protector enabling for Android targets.
2771 * configure: Regenerate.
2773 2012-08-13 Jakub Jelinek <jakub@redhat.com>
2775 Backported from trunk
2776 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2778 PR rtl-optimization/53942
2779 * function.c (assign_parm_setup_reg): Avoid zero/sign extension
2780 directly from likely spilled non-fixed hard registers, move them
2783 2012-08-11 Uros Bizjak <ubizjak@gmail.com>
2785 * config/i386/sse.md (xop_phaddbq): Fix vec_select selectors.
2786 (xop_phaddubq): Ditto.
2788 2012-08-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2790 Backport from mainline
2791 2012-07-30 Ulrich Weigand <ulrich.weigand@linaro.org>
2792 Richard Earnshaw <rearnsha@arm.com>
2794 * target.def (vector_alignment): New target hook.
2795 * doc/tm.texi.in (TARGET_VECTOR_ALIGNMENT): Document new hook.
2796 * doc/tm.texi: Regenerate.
2797 * targhooks.c (default_vector_alignment): New function.
2798 * targhooks.h (default_vector_alignment): Add prototype.
2799 * stor-layout.c (layout_type): Use targetm.vector_alignment.
2800 * config/arm/arm.c (arm_vector_alignment): New function.
2801 (TARGET_VECTOR_ALIGNMENT): Define.
2803 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
2804 vector type alignment instead of size.
2805 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
2806 element type size directly instead of computing it from alignment.
2807 Fix variable naming and comment.
2809 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2811 Backport from mainline
2812 2012-08-09 Uros Bizjak <ubizjak@gmail.com>
2814 * config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
2815 (alpha_pad_function_end): ... this. Also insert NOP between
2816 sibling call and GP load.
2817 (alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2819 2012-08-09 H.J. Lu <hongjiu.lu@intel.com>
2821 Backport from mainline
2822 2012-08-08 Richard Sandiford <rdsandiford@googlemail.com>
2823 H.J. Lu <hongjiu.lu@intel.com>
2825 PR rtl-optimization/54157
2826 * combine.c (gen_lowpart_for_combine): Don't return identity
2827 for CONST or symbolic reference.
2829 2012-08-06 Uros Bizjak <ubizjak@gmail.com>
2831 Backport from mainline
2832 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2834 * config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
2835 * config/i386/i386.c (ix86_lea_outperforms): Make static. Make
2836 split_cost argument signed.
2837 (ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
2838 (ix86_avoid_lea_for_addr): Ditto.
2840 2012-07-27 Uros Bizjak <ubizjak@gmail.com>
2842 * config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
2843 the address has less than two components.
2845 2012-08-02 Steve Ellcey <sellcey@mips.com>
2847 Backport from mainline
2848 2012-07-19 Steve Ellcey <sellcey@mips.com>
2850 * config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
2853 2012-08-02 Uros Bizjak <ubizjak@gmail.com>
2855 Backport from mainline
2856 2012-07-24 Uros Bizjak <ubizjak@gmail.com>
2859 * config/i386/i386.c (ix86_legitimate_address_p): Move check for
2860 negative constant address for TARGET_X32 ...
2861 (ix86_decompose_address): ... here. Reject constant addresses
2862 that don't satisfy x86_64_immediate_operand predicate.
2864 2012-07-23 Uros Bizjak <ubizjak@gmail.com>
2867 * config/i386/i386.md (*lea): Add asserts to detect invalid addresses.
2868 * config/i386/i386.c (ix86_print_operand_address): Ditto.
2869 (ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
2870 addresses. Prevent zero extensions of CONST_INT operands.
2872 2012-07-22 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.md (*lea): New insn pattern.
2877 (*lea<mode>_2): Ditto.
2878 (*lea_{3,4,5,6}_zext): Ditto.
2879 * config/i386/predicates.md (lea_address_operand): Do not reject
2880 zero-extended address operands.
2881 * config/i386/constraints.md (j): Remove address constraint.
2882 * config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
2884 (ix86_print_operand_address): Handle SImode subreg of an address.
2885 (ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2887 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2889 Backport from mainline
2890 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
2893 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
2894 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
2896 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
2897 (*movdi_internal_rex64): Use %E operand modifier for lea.
2898 (*movsi_internal): Ditto.
2900 (*lea<mode>_2): Ditto.
2901 (*lea_{3,4,5,6}_zext): Ditto.
2902 (*tls_global_dynamic_32_gnu): Ditto.
2903 (*tls_global_dynamic_64): Ditto.
2904 (*tls_dynamic_gnu2_lea_32): Ditto.
2905 (*tls_dynamic_gnu2_lea_64): Ditto.
2906 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
2908 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2910 Backport from mainline
2911 2012-08-01 Uros Bizjak <ubizjak@gmail.com>
2913 * config/i386/i386.c (ix86_address_subreg_operand): Reject
2915 (ix86_print_operand_address): Assert that parts.base and parts.index
2916 are non-NULL after call to simplify_subreg.
2918 2012-07-22 Oleg Endo <olegendo@gcc.gnu.org>
2921 * config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
2923 * config/sh/sh.c (sh_option_override): Do not change
2924 flag_finite_math_only. Set TARGET_IEEE to complement of
2925 flag_finite_math_only.
2926 * doc/invoke.texi (SH options): Add mno-ieee. Correct
2927 description of mieee and mno-ieee behavior.
2929 2012-07-20 Kirill Yukhin <kirill.yukhin@intel.com>
2932 * config/i386/lzcntintrin.h (_lzcnt_u32): New.
2933 (_lzcnt_u64): Ditto.
2935 2012-07-20 Andrey Belevantsev <abel@ispras.ru>
2937 Backport from mainline
2938 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
2940 PR rtl-optimization/52250
2941 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
2942 to put note list into. Unconditionally call move_bb_info.
2943 (move_bb_info): Do not assert the blocks being in the same region,
2944 just drop the note list if they are not.
2946 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2948 * config/sparc/sparc.md (adddi3_insn_sp32): Add earlyclobber.
2950 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2952 * tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
2953 defining statement is a SSA name that occurs in abnormal PHIs.
2955 2012-07-19 Eric Botcazou <ebotcazou@adacore.com>
2957 * gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2960 2012-07-19 Richard Guenther <rguenther@suse.de>
2961 Eric Botcazou <ebotcazou@adacore.com>
2963 * tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
2964 about transition from invariant to known bits.
2965 (likely_value): Addresses with UNDEFINED components are UNDEFINED.
2967 2012-07-19 Jakub Jelinek <jakub@redhat.com>
2970 * tree-cfgcleanup.c (cleanup_omp_return): Remove.
2971 (cleanup_tree_cfg_bb): Don't call it.
2972 * omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2975 2012-07-19 Christian Bruel <christian.bruel@st.com>
2978 * config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2980 2012-07-18 Ralf Corsépius <ralf.corsepius@rtems.org>
2982 * config.gcc (v850-*-rtems*): New target.
2983 * config/v850/rtems.h: New.
2984 * config/v850/t-rtems: New.
2986 2012-07-18 Nick Clifton <nickc@redhat.com>
2988 * doc/invoke.texi (ARM Options): Document -munaligned-access.
2990 2012-07-15 Uros Bizjak <ubizjak@gmail.com>
2994 Backport from mainline
2995 2012-04-25 Jakub Jelinek <jakub@redhat.com>
2998 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
2999 instead expand it as zero extension.
3001 2012-07-14 Uros Bizjak <ubizjak@gmail.com>
3003 * config/i386/i386.md (QImode and HImode cmove splitters): Merge
3004 QImode and HImode splitters. Use ix86_comparison_operator.
3005 Explicitly match FLAGS_REG.
3006 (DFmode cmove splitter): Explicitly match FLAGS_REG.
3008 2012-07-13 Richard Sandiford <rdsandiford@googlemail.com>
3009 Steven Bosscher <steven@gcc.gnu.org>
3010 Bernd Schmidt <bernds@codesourcery.com>
3012 PR rtl-optimization/53908
3013 * df-problems.c (can_move_insns_across): When doing
3014 memory-reference book-keeping, handle call insns.
3016 2012-07-10 Uros Bizjak <ubizjak@gmail.com>
3018 Backport from mainline
3019 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
3023 sibcall_insn_operand. Move it to a temporary register if not.
3025 2012-07-06 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
3029 emit PIC sequence for fnaddr symbol reference in advance.
3031 2012-07-09 Jason Merrill <jason@redhat.com>
3034 * tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
3035 (type_hash_eq): Likewise.
3038 * tree.c (build_zero_cst): Handle NULLPTR_TYPE.
3040 2012-07-07 Ulrich Weigand <ulrich.weigand@linaro.org>
3042 * combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
3043 due to negative shift amount.
3045 2012-07-06 Kai Tietz <ktietz@redhat.com>
3047 Backport from mainline.
3049 * config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
3050 as "/mingw/include".
3052 2012-07-06 Nick Clifton <nickc@redhat.com>
3054 * config/mn10300/mn10300.c (mn10300_encode_section_info): Call
3055 default_encode_section_info.
3057 2012-07-06 Richard Guenther <rguenther@suse.de>
3059 Backport from mainline
3060 2012-03-30 Richard Guenther <rguenther@suse.de>
3063 * double-int.c (rshift_double): Remove not needed cast.
3065 2012-03-28 Richard Guenther <rguenther@suse.de>
3068 * double-int.h (rshift_double): Remove.
3069 * double-int.c (lshift_double): Use absu_hwi to make count
3071 (rshift_double): Make static, take unsigned count argument,
3072 remove handling of negative count argument.
3073 (double_int_rshift): Dispatch to lshift_double.
3075 2012-07-06 Richard Guenther <rguenther@suse.de>
3077 Backport from mainline
3078 2012-06-18 Richard Guenther <rguenther@suse.de>
3080 PR tree-optimization/53693
3081 * tree-vect-patterns.c (vect_operation_fits_smaller_type):
3082 Reject operands with more than one use.
3084 2012-07-06 Richard Guenther <rguenther@suse.de>
3086 Backport from mainline
3087 2012-04-11 Richard Guenther <rguenther@suse.de>
3090 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
3091 consider loop nesting.
3092 (evolution_function_is_univariate_p): Properly check the remainder
3095 2012-07-05 Pat Haugen <pthaugen@us.ibm.com>
3097 Backport from mainline
3098 2012-05-24 Pat Haugen <pthaugen@us.ibm.com>
3100 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
3101 rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
3102 (adjacent_mem_locations): Move some code to and call...
3103 (get_memref_parts): ...new function.
3104 (mem_locations_overlap): New function.
3105 (rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
3106 (is_mem_ref): Rename to...
3107 (find_mem_ref): ...this. Return MEM rtx.
3108 (get_store_dest): Remove function.
3109 (is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
3110 new parameter and adjust calls.
3111 (rs6000_is_costly_dependence): Update calls for extra arg. Make sure
3112 mem refs overlap for true_store_to_load_dep_costly.
3113 (rs6000_sched_reorder2): Update calls for extra arg. Adjust args
3114 passed to adjacent_mem_locations.
3115 (is_costly_group): Walk resolved dependency list.
3116 (force_new_group): Emit group ending nop for Power6/Power7.
3117 * config/rs6000/rs6000.md (UNSPEC_GRP_END_NOP): New enum value.
3118 (group_ending_nop): New define_insn.
3120 2012-07-04 Richard Guenther <rguenther@suse.de>
3123 * gimple-fold.c (get_base_constructor): Do not return an
3124 error_mark_node DECL_INITIAL.
3126 2012-07-04 Uros Bizjak <ubizjak@gmail.com>
3128 Backport from mainline
3129 2012-07-03 Uros Bizjak <ubizjak@gmail.com>
3131 * config/i386/i386.c (ix86_option_override_internal): Fix wrong
3132 code model string in the error message.
3134 2012-07-04 Tristan Gingold <gingold@adacore.com>
3136 Backport from mainline.
3137 2012-06-25 Tristan Gingold <gingold@adacore.com>
3139 * config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
3140 (seh_cfa_adjust_cfa): ... that function.
3141 (seh_emit_stackalloc): Do not emit out of range values.
3142 * config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
3143 UNSPEC_DEF_CFA constants.
3144 * config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
3145 * config/i386/i386.c (ix86_frame_pointer_required): Required
3146 for very large frames on SEH target.
3147 (ix86_compute_frame_layout): Save area is before frame pointer
3148 on SEH target. Handle very large frames.
3149 (ix86_expand_prologue): Likewise.
3151 2012-07-04 Richard Guenther <rguenther@suse.de>
3153 * tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
3154 as in free_lang_data_in_type.
3156 2012-07-02 Martin Jambor <mjambor@suse.cz>
3158 Backport from mainline.
3159 2012-07-02 Martin Jambor <mjambor@suse.cz>
3162 * ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
3163 dynamic type change check.
3165 2012-06-29 Eric Botcazou <ebotcazou@adacore.com>
3167 * tree-eh.c (lower_try_finally_switch): Really put the location of the
3168 last statement of the finally block onto the switch.
3170 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3172 * configure: Regenerate.
3174 Backport from mainline.
3175 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3177 * config.gcc (target_type_format_char): New. Document it. Set it for
3179 * configure.ac (gnu_unique_option): Use target_type_format_char
3180 in test. Comment rationale.
3182 2012-06-29 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3184 Backport from mainline.
3185 2012-05-30 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3187 * config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
3189 2012-06-28 Georg-Johann Lay <avr@gjlay.de>
3191 Backport from 2012-06-28 mainline r189049
3194 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
3195 * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
3196 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
3197 avr_hard_regno_call_part_clobbered.
3199 2012-06-28 Richard Guenther <rguenther@suse.de>
3202 * expr.c (expand_expr_real_1): Verify if the type is complete
3203 before inspecting its size.
3205 2012-06-27 Nick Clifton <nickc@redhat.com>
3207 * config/rx/rx.md (comparesi3_extend): Remove = modifier from
3210 2012-06-26 Alexandre Oliva <aoliva@redhat.com>
3213 * cselib.c (promote_debug_loc): Don't crash on NULL argument.
3215 2012-06-26 Nick Clifton <nickc@redhat.com>
3217 * config/rx/rx.md (simple_return): Use the simple_return rtx.
3219 2012-06-25 Jakub Jelinek <jakub@redhat.com>
3222 * config/i386/sse.md (sse_loadlps): Use x m x constraints instead
3223 of x x x in the vmovlps load alternative.
3225 2012-06-22 Richard Guenther <rguenther@suse.de>
3227 * gcov-iov.c: Include bconfig.h and system.h.
3229 2012-06-22 Richard Guenther <rguenther@suse.de>
3231 PR gcov-profile/53744
3232 * gcov-iov.c (main): Treat "" and "prerelease" the same.
3234 2012-06-22 Eric Botcazou <ebotcazou@adacore.com>
3236 * tree-ssa-live.c (remove_unused_scope_block_p): Remove again
3237 DECL_IGNORED_P non-reg vars even if they are used.
3239 2012-06-19 Jason Merrill <jason@redhat.com>
3242 * dwarf2out.c (modified_type_die): Use scope_die_for.
3243 (gen_type_die_with_usage, dwarf2out_finish): Likewise.
3244 (uses_local_type_r, uses_local_type): New.
3245 (scope_die_for): Keep a type that uses a local type in local scope.
3246 Use get_context_die for namespace and type scope.
3248 2012-06-19 Richard Guenther <rguenther@suse.de>
3251 * tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
3252 replace it with the first non-BLOCK context.
3254 2012-06-18 Vladimir Makarov <vmakarov@redhat.com>
3256 PR rtl-optimization/53700
3258 Backport from mainline
3259 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
3261 * ira-color.c (setup_left_conflict_sizes_p): Process all
3262 conflicting objects.
3264 2012-06-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3266 Backport from mainline
3267 2012-05-09 Uros Bizjak <ubizjak@gmail.com>
3270 * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
3271 xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
3272 (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
3273 instead of xop_mulv2div2di3_low.
3274 (xop_p<macs>dql): Fix vec_select selector.
3275 (xop_p<macs>dqh): Ditto.
3276 (xop_mulv2div2di3_low): Remove insn_and_split pattern.
3277 (xop_mulv2div2di3_high): Ditto.
3279 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3281 Backport from mainline:
3282 2012-06-17 Uros Bizjak <ubizjak@gmail.com>
3284 * config/i386/sse.md (vcvtph2ps): Fix vec_select selector.
3286 2012-06-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3288 Backport from mainline:
3289 2012-06-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3291 * config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
3292 * config/pa/pa.c (pa_attr_length_millicode_call): Use
3293 MAX_PCREL17F_OFFSET instead of fixed offset.
3294 (pa_attr_length_call): Likewise.
3295 (pa_attr_length_indirect_call): Likewise.
3297 2012-06-15 Walter Lee <walt@tilera.com>
3299 Backport from mainline:
3300 2012-06-15 Walter Lee <walt@tilera.com>
3302 * config/tilegx/sync.md (atomic_fetch_<fetchop_name><mode>): Fix typo.
3304 2012-06-14 Maxim Kuvyrkov <maxim@codesourcery.com>
3306 * config/tilegx/sync.md (atomic_fetch_sub<mode>): Fix typo.
3308 2012-06-15 Aldy Hernandez <aldyh@redhat.com>
3310 Backport from mainline:
3312 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3313 * tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
3314 * gimple.h (block_in_transaction): Check for flag_tm.
3316 2012-06-14 Aldy Hernandez <aldyh@redhat.com>
3318 PR tree-optimization/52558
3320 Backport from mainline:
3321 2012-05-21 Aldy Hernandez <aldyh@redhat.com>
3322 * gimple.h (gimple_set_in_transaction): Remove.
3323 (gimple_in_transaction): Look in BB instead.
3324 (gimple_statement_base): Remove in_transaction field.
3325 * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
3326 * trans-mem.c (compute_transaction_bits): Place transaction bit
3327 information into basic blocks.
3329 2012-05-31 Aldy Hernandez <aldyh@redhat.com>
3331 PR tree-optimization/52558
3332 * cfg.c (alloc_aux_for_edge): Fix comment.
3333 (alloc_aux_for_edge): Remove static.
3334 * basic-block.h (alloc_aux_for_edge): Protoize.
3335 * tree-ssa-loop-im.c (execute_sm_if_changed): New.
3336 (execute_sm_if_changed_flag): New.
3337 (execute_sm_if_changed_flag_set): New.
3338 (execute_sm): Do not generate data races unless requested.
3339 (tree_ssa_lim_initialize): Call alloc_aux_for_edges.
3340 (tree_ssa_lim_finalize): Call free_aux_for_edges.
3341 * gimple.h (block_in_transaction): New.
3342 (gimple_in_transaction): Use block_in_transaction.
3344 2012-06-14 Jakub Jelinek <jakub@redhat.com>
3346 Backported from mainline
3347 2012-06-12 Jakub Jelinek <jakub@redhat.com>
3349 PR rtl-optimization/53589
3350 * cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
3351 discovery even when e->dest != target. If any LABEL_REF points
3352 to e->dest label, redirect it to target's label.
3354 2012-06-07 Jakub Jelinek <jakub@redhat.com>
3357 * omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
3358 returns false, replace stmt with GIMPLE_NOP.
3359 (check_omp_nesting_restrictions): Instead of issuing warnings,
3360 issue errors and return false if any errors were reported.
3362 2012-06-14 Richard Guenther <rguenther@suse.de>
3364 * BASE-VER: Set to 4.7.2.
3365 * DEV-PHASE: Set to prerelease.
3367 2012-06-12 Christian Bruel <christian.bruel@st.com>
3370 * config/sh/sh.c (sh_option_override): Don't force
3371 flag_omit_frame_pointer and maccumulate_outgoing_args.
3372 * config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
3374 2012-06-14 Release Manager
3376 * GCC 4.7.1 released.
3378 2012-06-13 Uros Bizjak <ubizjak@gmail.com>
3380 * config/ia64/sync.md (fetchop_name): Change ior attribute to "or".
3382 2012-06-13 Richard Henderson <rth@redhat.com>
3384 * config/rs6000/sync.md (atomic_load, atomic_store): Use INT1 mode
3385 iterator instead of INT.
3387 2012-06-08 Richard Henderson <rth@redhat.com>
3390 * combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
3391 note to a clobber insn when no other insn is available.
3393 2012-06-04 Paolo Carlini <paolo.carlini@oracle.com>
3396 * doc/invoke.texi (Wenum-compare): Update documentation.
3398 2012-06-04 Edmar Wienskoski <edmar@freescale.com>
3401 * config/rs6000/altivec.md (altivec_stvlx): Change machine mode of
3403 (altivec_stvlxl): Ditto.
3404 (altivec_stvrx): Ditto.
3405 (altivec_stvrxl): Ditto.
3407 2012-06-04 Aldy Hernandez <aldyh@redhat.com>
3410 * trans-mem.c (expand_block_edges): Do not skip the first
3411 statement when resetting the BB.
3413 2012-06-04 Richard Guenther <rguenther@suse.de>
3416 * dwarf2out.c (dwarf2out_finish): If generating LTO do not
3417 create new assembler names.
3419 2012-06-04 Richard Guenther <rguenther@suse.de>
3421 Backport from mainline
3422 2012-04-25 Jakub Jelinek <jakub@redhat.com>
3425 * stor-layout.c (get_best_mode): Don't return mode with bitsize
3426 larger than maxbits. Don't compute maxbits modulo align.
3427 Also check that unit bytes long store at bitpos / unit * unit
3428 doesn't affect bits beyond bitregion_end.
3429 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
3430 would not fit into bitregion_start ... bitregion_end + 1 bit
3432 (store_split_bit_field): Decrease unit close to end of bitregion_end
3433 if access is restricted in order to avoid mutual recursion.
3435 2012-06-04 Georg-Johann Lay <avr@gjlay.de>
3437 Backport from 2012-06-04 mainline r188172
3440 * config/avr/avr-stdint.h: New file.
3441 * config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
3444 2012-06-04 Jakub Jelinek <jakub@redhat.com>
3446 PR tree-optimization/53550
3447 * tree-ssa-loop-niter.c (number_of_iterations_cond): If type
3448 is POINTER_TYPE_P, use sizetype as step type instead of type.
3450 2012-06-04 Richard Guenther <rguenther@suse.de>
3451 Eric Botcazou <ebotcazou@adacore.com>
3453 Backport from mainline
3454 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
3456 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
3457 Change type of BITOFFSET to signed. Make sure the lower bound of
3458 the computed range is non-negative by adjusting OFFSET and BITPOS.
3459 (expand_assignment): Adjust call to get_bit_range.
3461 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3463 * expr.c (get_bit_range): Return the null range if the enclosing record
3464 is part of a larger bit field.
3466 2012-03-20 Richard Guenther <rguenther@suse.de>
3468 * stor-layout.c (finish_bitfield_representative): Fallback
3469 to conservative maximum size if the padding up to the next
3470 field cannot be computed as a constant.
3471 (finish_bitfield_layout): If we cannot compute the distance
3472 between the start of the bitfield representative and the
3473 bitfield member start a new representative.
3474 * expr.c (get_bit_range): The distance between the start of
3475 the bitfield representative and the bitfield member is zero
3476 if the field offsets are not constants.
3478 2012-03-16 Richard Guenther <rguenther@suse.de>
3480 * stor-layout.c (finish_bitfield_representative): Fall back
3481 to the conservative maximum size if we cannot compute the
3482 size of the tail padding.
3484 2012-03-14 Richard Guenther <rguenther@suse.de>
3486 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
3487 * stor-layout.c (start_bitfield_representative): New function.
3488 (finish_bitfield_representative): Likewise.
3489 (finish_bitfield_layout): Likewise.
3490 (finish_record_layout): Call finish_bitfield_layout.
3491 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
3492 for QUAL_UNION_TYPE fields.
3493 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
3494 Stream DECL_BIT_FIELD_REPRESENTATIVE.
3495 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
3500 * expr.c (get_bit_range): Unconditionally extract bitrange
3501 from DECL_BIT_FIELD_REPRESENTATIVE.
3502 (expand_assignment): Adjust call to get_bit_range.
3504 2012-06-01 Eric Botcazou <ebotcazou@adacore.com>
3507 * fold-const.c (fold_binary_loc): Refine previous change.
3509 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3511 Backport from mainline
3512 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3515 * config/sh/sh.c (find_barrier): Add equality check of last_got to
3516 avoid going above orig insn. Update comments.
3518 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3520 Backport from mainline
3521 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3524 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3525 prologue for unwinder and profiler.
3527 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3529 Backport from mainline
3530 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3532 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
3534 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3536 Backport from mainline
3537 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3539 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
3540 DBX_REGISTER_NUMBER.
3542 2012-06-01 Oleg Endo <olegendo@gcc.gnu.org>
3544 Backport from mainline
3545 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
3547 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
3548 operand is CONST_INT. Take COSTS_N_INSNS into account.
3549 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
3552 2012-05-31 Georg-Johann Lay <avr@gjlay.de>
3554 * config/avr/avr.opt (-msp8): Document it.
3555 * doc/invoke.texi (AVR Options): Copy from trunk docu.
3557 2012-05-31 Richard Guenther <rguenther@suse.de>
3560 * expr.c (expand_assignment): Do not use movmisalign on
3563 2012-05-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3566 * config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
3567 (pa_section_type_flags): New.
3568 (pa_legitimate_constant_p): Revert previous change.
3570 2012-05-30 Aldy Hernandez <aldyh@redhat.com>
3572 Backport from mainline
3573 2012-05-25 Aldy Hernandez <aldyh@redhat.com>
3576 * trans-mem.c (ipa_tm_create_version_alias): Output new_node if
3577 accessed indirectly.
3578 (ipa_tm_create_version): Same.
3580 2012-05-30 Jason Merrill <jason@redhat.com>
3583 * c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
3584 about array compound literals.
3586 2012-05-30 Richard Guenther <rguenther@suse.de>
3589 * fold-const.c (fold_binary_loc): Make sure to call
3590 fold_plusminus_mult_expr with the original sign of operands.
3592 2012-05-30 Eric Botcazou <ebotcazou@adacore.com>
3594 * explow.c (probe_stack_range): Restore simple control flow and stop
3595 again when the probe cannot be generated if HAVE_check_stack.
3597 2012-05-30 Jakub Jelinek <jakub@redhat.com>
3599 PR rtl-optimization/53519
3600 * combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
3601 instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
3603 2012-05-29 Richard Guenther <rguenther@suse.de>
3605 PR tree-optimization/53516
3606 * tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
3608 * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
3610 2012-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
3612 Backport from mainline
3613 2012-05-28 Richard Guenther <rguenther@suse.de>
3615 PR tree-optimization/53438
3616 * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
3618 2012-05-26 Eric Botcazou <ebotcazou@adacore.com>
3620 Backport from mainline
3621 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
3623 PR rtl-optimization/52528
3624 * combine.c (can_combine_p): Add setting of subst_low_luid
3625 before call to expand_field_assignment().
3627 2012-05-26 Martin Jambor <mjambor@suse.cz>
3629 Backport from mainline
3630 2012-05-23 Martin Jambor <mjambor@suse.cz>
3632 * ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
3634 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3637 * tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
3638 * tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
3640 2012-05-25 Alexander Ivchenko <alexander.ivchenko@intel.com>
3643 * config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
3644 (ix86_expand_vec_perm): Use int mode instead of float.
3646 2012-05-25 Eric Botcazou <ebotcazou@adacore.com>
3649 * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
3650 gnu_ld variables to yes.
3651 * configure.ac (HAVE_GNU_LD): Move to after config.gcc inclusion.
3652 (HAVE_GNU_AS): Likewise.
3653 * config.in: Regenerate.
3654 * configure: Likewise.
3656 2012-05-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3658 Backport from mainline
3659 2012-03-12 Richard Guenther <rguenther@suse.de>
3660 * config/arm/arm.c (neon_dereference_pointer): Do not call
3661 covert during RTL expansion.
3663 2012-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3665 Backport from mainline
3666 2012-05-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3669 * config/rs6000/rs6000.c (print_operand): Revise code that unsafely
3670 relied on signed overflow behavior.
3672 2012-05-24 Richard Guenther <rguenther@suse.de>
3675 * tree-profile.c (tree_profiling): Cleanup the CFG if
3676 execute_fixup_cfg requests it.
3678 2012-05-24 Jakub Jelinek <jakub@redhat.com>
3680 PR tree-optimization/53465
3681 * tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
3682 vr0 into *vr, then vrp_meet that.
3683 (vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
3684 have any equivalences.
3685 (vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
3688 2012-05-23 Eric Botcazou <ebotcazou@adacore.com>
3690 * gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
3692 (gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
3693 (iterative_hash_gimple_type): Adjust comment.
3694 (iterative_hash_canonical_type): Likewise. Hash the bounds of the
3695 domain for an array type instead of the domain type itself.
3697 2012-05-23 Georg-Johann Lay <avr@gjlay.de>
3699 Backport from 2012-05-23 mainline r187803
3702 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
3703 * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
3706 2012-05-23 Ganesh Gopalasubramanian <Ganesh.Gopalasubramanian@amd.com>
3708 Backport from 2012-05-03 mainline r187075
3710 * config/i386/driver-i386.c (host_detect_local_cpu): Reset
3711 has_fma4 for AMD processors with both fma3 and fma4 support.
3713 2012-05-22 Richard Guenther <rguenther@suse.de>
3715 PR tree-optimization/53408
3716 * tree-vect-loop.c (vectorizable_induction): Properly check
3717 the restriction that we cannot handle induction results from
3718 the inner loop outside of the outer loop.
3720 2012-05-21 Jakub Jelinek <jakub@redhat.com>
3722 PR tree-optimization/53436
3723 * omp-low.c (omp_build_component_ref): New function.
3724 (build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
3726 PR tree-optimization/53366
3727 * tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
3728 tests if complex_numbers == 2, but there are non-complex number loads
3731 PR tree-optimization/53409
3732 * tree-vect-loop.c (vect_analyze_loop_operations): Don't check
3733 vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
3735 PR tree-optimization/53410
3736 * fold-const.c (fold_binary_loc): Use build_zero_cst (type)
3737 instead of build_int_cst (type, 0) where vector types might be
3740 2012-05-21 Joseph Myers <joseph@codesourcery.com>
3743 * c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
3744 from folded operands before wrapping another around the
3745 conditional expression.
3747 2012-05-21 Dave Boutcher <daveboutcher@gmail.com>
3748 Patrick Marlier <patrick.marlier@gmail.com>
3750 * trans-mem.c (ipa_tm_transform_clone): Transform functions with
3753 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3755 Backport from mainline
3756 2012-05-21 H.J. Lu <hongjiu.lu@intel.com>
3759 * config/i386/i386.md (UNSPEC_RDRAND): Renamed to ...
3760 (UNSPECV_RDRAND): This.
3761 (rdrand<mode>_1): Updated.
3763 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3765 Backport from mainline
3766 2012-05-20 H.J. Lu <hongjiu.lu@intel.com>
3768 * config/i386/driver-i386.c (host_detect_local_cpu): Support
3769 RDRND, F16C and FSGSBASE.
3771 2012-05-19 Eric Botcazou <ebotcazou@adacore.com>
3773 Backport from mainline
3774 2012-05-14 Eric Botcazou <ebotcazou@adacore.com>
3776 * tree-ssa-pre.c (can_value_number_call): Delete.
3777 (compute_avail): Skip all statements with side effects.
3778 <GIMPLE_CALL>: Skip calls to internal functions.
3780 2012-05-18 David S. Miller <davem@davemloft.net>
3782 Backport r185385 from mainline
3783 2012-03-14 Richard Guenther <rguenther@suse.de>
3786 * tree-vect-generic.c (type_for_widest_vector_mode): Take
3787 element type instead of mode, use build_vector_type_for_mode
3788 instead of the langhook, build a vector of proper signedness.
3789 (expand_vector_operations_1): Adjust.
3791 2012-05-18 Olivier Hainque <hainque@adacore.com>
3793 * Makefile.in (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
3794 $(libsubdir) as libexecsubdir.
3796 2012-05-16 Andrew Pinski <apinski@cavium.com>
3798 * gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
3801 2012-05-16 David S. Miller <davem@davemloft.net>
3803 * jump.c (delete_related_insns): If we remove a CALL, make sure
3804 we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
3806 2012-05-16 Richard Henderson <rth@redhat.com>
3809 * combine-stack-adj.c (prev_active_insn_bb): New.
3810 (next_active_insn_bb): New.
3811 (force_move_args_size_note): New.
3812 (combine_stack_adjustments_for_block): Use it.
3814 2012-05-16 Olivier Hainque <hainque@adacore.com>
3816 * Makefile.in (install-no-fixedincludes): New target, former toplevel
3817 gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
3818 Add comments and improve stamp preservation across the whole sequence.
3819 (stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
3821 2012-05-16 Richard Guenther <rguenther@suse.de>
3823 PR tree-optimization/53364
3824 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
3825 detect a view-conversion of the decl.
3827 2012-05-15 Jakub Jelinek <jakub@redhat.com>
3830 * config/i386/i386.md (*addqi_2 peephole with QImode addition): Check
3831 that operands[2] is either immediate, or q_regs_operand.
3833 2012-05-15 Bin Cheng <bin.cheng@arm.com>
3835 Backport r187139 from mainline.
3836 2012-05-04 Bin Cheng <bin.cheng@arm.com>
3838 PR rtl-optimization/52804
3839 * reload1.c (reload_reg_reaches_end_p): Check whether successor
3840 reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
3841 of current one with type RELOAD_FOR_INPADDR_ADDRESS.
3842 Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
3843 RELOAD_FOR_OUTADDR_ADDRESS.
3845 2012-05-14 Uros Bizjak <ubizjak@gmail.com>
3848 * config/i386/i386.c (ix86_expand_special_args_builtin): Always
3849 generate target register for "load" class builtins.
3852 2010-10-22 Uros Bizjak <ubizjak@gmail.com>
3855 * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
3856 Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
3857 (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
3858 (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
3859 (<sse>_movu<ssemodesuffix>): New expander.
3860 (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
3861 (avx_movdqu<avxmodesuffix>): New expander.
3862 (*sse2_movdqu): Rename from sse2_movdqu.
3863 (sse2_movdqu): New expander.
3865 2012-05-14 Jakub Jelinek <jakub@redhat.com>
3867 * dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
3868 lineno 1 the same as lineno 0 before first start file directive.
3869 (optimize_macinfo_range): Likewise.
3871 * dwarf2out.c (have_macinfo): Define.
3872 (dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
3873 attribute, don't force empty compilation unit and don't emit any
3874 .debug_macinfo/.debug_macro section if macinfo_table is empty.
3876 2012-05-13 Uros Bizjak <ubizjak@gmail.com>
3878 Backport from mainline
3879 2012-05-12 Uros Bizjak <ubizjak@gmail.com>
3881 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3882 ORDERED and UNORDERED conditions.
3884 2012-05-12 Eric Botcazou <ebotcazou@adacore.com>
3886 * function.c (requires_stack_frame_p): If the function can throw
3887 non-call exceptions, return true if the insn can throw internally.
3889 2012-05-10 Eric Botcazou <ebotcazou@adacore.com>
3891 * gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
3892 DECL_ORIGINAL_TYPE if it is present.
3894 2012-05-09 Georg-Johann Lay <avr@gjlay.de>
3896 Backport from 2012-05-12 mainline r187342.
3899 * config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
3900 * config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
3901 * config/avr/avr.h (struct machine_function): Add attributes_checked_p.
3902 * config/avr/avr.c (avr_asm_declare_function_name): Remove.
3903 (expand_prologue): Move initialization of cfun->machine->is_naked,
3904 is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
3905 (avr_set_current_function): ...this new static function.
3906 (TARGET_SET_CURRENT_FUNCTION): New define.
3907 (avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
3908 checking attributes of current_function_decl.
3909 (avr_regs_to_save): Ditto.
3910 (signal_function_p): Rename to avr_signal_function_p.
3911 (interrupt_function_p): Rename to avr_interrupt_function_p.
3913 * doc/extend.texi (Function Attributes): Better explanation of
3914 'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
3917 2012-05-09 Matthias Klose <doko@ubuntu.com>
3919 * gcc-ar.c (main): Don't check for execute bits for the plugin.
3921 2012-05-08 Hans-Peter Nilsson <hp@axis.com>
3924 * config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
3925 when a constant source operand matches an "I" constraint, the "no
3926 CC0 change" applies to a register-destination only, not a
3927 strict_low_part-destination.
3929 2012-05-07 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3931 Backport from mainline:
3932 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3934 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
3936 2012-05-07 Jakub Jelinek <jakub@redhat.com>
3938 PR tree-optimization/53239
3939 * tree-vrp.c (get_value_range): Set VR of
3940 SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
3943 2012-05-07 Richard Guenther <rguenther@suse.de>
3945 PR tree-optimization/53195
3946 * tree-inline.c (setup_one_parameter): Properly add referenced
3947 vars from the parameters new known value.
3949 2012-05-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3951 Backport from mainline:
3952 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3955 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
3958 2012-05-04 Ian Lance Taylor <iant@google.com>
3960 * tree-vect-patterns.c (vect_single_imm_use): Correct return
3961 values from false to NULL.
3963 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3965 Backport from mainline
3966 2012-05-04 Uros Bizjak <ubizjak@gmail.com>
3969 * config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
3970 (TARGET_CMOV): Rename from TARGET_CMOVE.
3971 (TARGET_CMOVE): New define.
3972 * config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
3973 Do not set TARGET_CMOVE here.
3975 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3977 Backport from mainline:
3979 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3981 PR tree-optimization/52633
3982 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
3983 vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
3984 (vect_recog_over_widening_pattern): Remove handling of code that was
3985 already detected as over-widening pattern. Remove special handling
3986 of "unsigned" cases. Instead, support general case of conversion
3987 of the shift result to another type.
3989 2012-05-04 Ulrich Weigand <ulrich.weigand@linaro.org>
3991 * tree-vect-patterns.c (vect_single_imm_use): New function.
3992 (vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
3993 (vect_recog_over_widening_pattern): Likewise.
3994 (vect_recog_widen_shift_pattern): Likewise.
3996 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
3998 PR tree-optimization/52870
3999 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
4000 presumed pattern statement is within the same loop or basic block.
4002 2012-05-04 Richard Guenther <rguenther@suse.de>
4004 * common.opt (flto-report): Do not mark as Optimization.
4006 2012-05-04 Eric Botcazou <ebotcazou@adacore.com>
4009 * recog.c (constrain_operands): If extra constraints are present, also
4010 accept pseudo-registers with equivalent memory locations during reload.
4012 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4014 Backport from the mainline
4015 2012-05-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4018 * config/rs6000/rs6000.md (bswapdi splitters): If
4019 -mavoid-indexed-addresses (or -mcpu=power6 which sets it by
4020 default) is used, generate an alternate sequence that does not
4021 depend on using indexed addressing.
4023 2012-05-03 David S. Miller <davem@davemloft.net>
4026 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
4027 MEM directly into a libcall, mark it's MEM_EXPR as addressable.
4028 (sparc_emit_float_lib_cmp): Likewise.
4030 2012-05-04 Martin Jambor <mjambor@suse.cz>
4032 Backport from mainline
4033 2012-05-02 Martin Jambor <mjambor@suse.cz>
4036 * dwarf2out.c (dwarf2out_decl): Only lookup die representing context
4037 of a variable when the contect is a function.
4039 2012-05-03 Jakub Jelinek <jakub@redhat.com>
4042 * gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
4043 append program name to it and pass that as first argument
4044 to make_relative_prefix. Always pass standard_libexec_prefix
4045 as last argument to make_relative_prefix. If
4046 make_relative_prefix returns NULL, fall back to
4047 standard_libexec_prefix.
4050 * tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
4054 * config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
4055 mode, return that mode.
4057 2012-05-03 Richard Guenther <rguenther@suse.de>
4059 PR tree-optimization/53144
4060 * tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
4062 (vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
4063 with SSA name values.
4064 (vn_reference_lookup_3): Adjust callers.
4066 2012-05-02 Jakub Jelinek <jakub@redhat.com>
4068 PR tree-optimization/53163
4069 * tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
4070 return value from compute_all_dependences.
4072 PR rtl-optimization/53160
4073 * ree.c (combine_reaching_defs): Handle the case where cand->insn
4074 has been modified by ree pass already.
4076 2012-05-01 Uros Bizjak <ubizjak@gmail.com>
4078 Backport from mainline
4079 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4082 * ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
4083 calls to cgraph_node_name in xstrdup.
4084 (ipa_make_edge_direct_to_target): Ditto.
4085 * tree-sra.c (convert_callers_for_node): Ditto.
4086 * lto-symtab.c (lto_cgraph_replace_node): Ditto.
4087 * ipa-cp.c (perhaps_add_new_callers): Ditto.
4088 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
4089 (cgraph_materialize_all_clones): Ditto.
4090 * ipa-inline.c (report_inline_failed_reason): Ditto.
4091 (want_early_inline_function_p): Ditto.
4092 (edge_badness): Ditto.
4093 (update_edge_key): Ditto.
4094 (flatten_function): Ditto.
4095 (ipa_inline): Ditto.
4096 (inline_always_inline_functions): Ditto.
4097 (early_inline_small_functions): Ditto.
4099 2012-04-30 Andreas Tobler <andreast@fgznet.ch>
4101 Backport from mainline
4102 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
4104 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
4105 Introduce emul_name to select the right linker emulation for
4106 powerpc64-*-freebsd*.
4107 * configure: Regenerate.
4108 * config.gcc: Add bits to support powerpc64-*-freebsd*.
4109 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
4110 * config/rs6000/freebsd64.h: New file.
4111 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
4113 (rs6000_savres_strategy): Likewise.
4114 (rs6000_savres_routine_name): Likewise.
4115 (rs6000_elf_file_end): Likewise.
4116 * config/rs6000/t-freebsd64: New file.
4117 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
4118 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
4120 2012-04-30 Uros Bizjak <ubizjak@gmail.com>
4122 Backport from mainline
4123 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
4126 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
4128 2012-04-30 Eric Botcazou <ebotcazou@adacore.com>
4130 * config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
4131 predicate to discriminate types.
4133 2012-04-27 Richard Guenther <rguenther@suse.de>
4136 * convert.c (convert_to_integer): Avoid infinite recursion for
4137 target-defined built-in types.
4139 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
4142 * config/cris/cris.md ("*andhi_lowpart_v32")
4143 ("*andqi_lowpart_v32"): Change first input-only operand from
4144 a (match_operand ...) to (match_dup 0). Drop alternatives with
4145 const_int-matching constraints for redundancy.
4146 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
4147 three-operand alternative.
4149 2012-04-26 Uros Bizjak <ubizjak@gmail.com>
4151 Backport from mainline
4152 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
4154 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
4155 (*addsi_2_zext): Ditto.
4156 (*add<mode>_3): Ditto.
4157 (*addsi_3_zext): Ditto.
4158 (*add<mode>_5): Ditto.
4160 2012-04-25 Jakub Jelinek <jakub@redhat.com>
4163 * c-typeck.c (set_nonincremental_init,
4164 set_nonincremental_init_from_string): Pass true instead of false
4165 as IMPLICIT to add_pending_init.
4167 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
4169 Backport from 2012-04-24 mainline r186768.
4172 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
4174 2012-04-24 Richard Guenther <rguenther@suse.de>
4176 PR tree-optimization/53085
4177 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
4180 2012-04-24 Jakub Jelinek <jakub@redhat.com>
4183 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
4185 (output_addressed_constants): Likewise.
4188 * varasm.c (get_section): Don't ICE for section conflicts with
4189 built-in section kinds.
4191 2012-04-23 David Edelsohn <dje.gcc@gmail.com>
4193 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
4195 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
4197 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
4199 2012-04-23 Richard Guenther <rguenther@suse.de>
4202 * c-typeck.c (build_binary_op): Fix typo.
4204 2012-04-23 Jakub Jelinek <jakub@redhat.com>
4206 PR tree-optimizations/52891
4207 * tree-vect-patterns.c (adjust_bool_pattern): Use
4208 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
4209 but with non-standard precision.
4211 2012-04-22 Ian Lance Taylor <iant@google.com>
4213 * godump.c (go_output_typedef): Dump size of structs.
4215 2012-04-20 Ulrich Weigand <ulrich.weigand@linaro.org>
4217 Backport from mainline:
4219 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
4220 hints for 'A' operand types.
4222 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
4224 Backport from 2012-04-19 mainline r186588.
4227 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
4228 the case *(X+const).
4230 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
4232 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
4234 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
4237 * config/i386/sync.md (atomic_<code><mode>): Rename to
4238 atomic_<logic><mode>.
4240 2012-04-16 Uros Bizjak <ubizjak@gmail.com>
4242 Backport from mainline
4243 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
4246 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
4247 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
4248 * config/i386/sse.md (avx2_permvarv8sf): Change operand 1 to V8SI.
4249 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
4250 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
4251 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
4252 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
4253 gen_avx2_permvarv8sf.
4255 2012-04-16 Martin Jambor <mjambor@suse.cz>
4257 Backported from mainline
4259 2012-04-13 Martin Jambor <mjambor@suse.cz>
4262 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
4263 fold_ctor_reference returns a zero constant.
4265 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4267 Backported from mainline
4268 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
4270 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
4271 and __ILP32__ for x32.
4273 2012-04-13 Tom de Vries <tom@codesourcery.com>
4275 Backport from mainline r186418.
4277 2012-04-13 Tom de Vries <tom@codesourcery.com>
4279 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
4280 parameters vuse and vuse_escaped.
4281 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
4282 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
4285 2012-04-13 Richard Guenther <rguenther@suse.de>
4287 PR tree-optimization/52969
4288 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
4289 the condition for the COND_EXPR and handle predicate negation
4290 by swapping the COND_EXPR arms.
4292 2012-04-13 Richard Guenther <rguenther@suse.de>
4295 * convert.c (convert_to_pointer): Remove special-casing of
4298 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4300 Backport from mainline
4301 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4304 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
4305 the list of options to enable the FCFID instruction.
4306 (TARGET_EXTRA_BUILTINS): Adjust comment.
4308 2012-04-12 Richard Guenther <rguenther@suse.de>
4310 PR tree-optimization/52943
4311 * tree-chrec.h (chrec_is_positive): Remove.
4312 * tree-scalar-evolution.c (chrec_is_positive): Move ...
4313 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
4314 Return false for a constant zero instead of negative.
4315 (analyze_siv_subscript_cst_affine): Handle zero difference
4316 in the initial condition explicitely.
4318 2012-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4321 * varasm.c (process_pending_assemble_externals): Set
4322 pending_assemble_externals_processed true.
4323 (assemble_external): Call assemble_external_real if the pending
4324 assemble externals have been processed.
4326 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
4329 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
4330 the DECL generated for the special GOT helper.
4332 2012-04-06 Walter Lee <walt@tilera.com>
4334 Backport from mainline
4335 2012-03-07 Walter Lee <walt@tilera.com>
4337 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4338 REG_CFA_* notes for the stack pointer.
4339 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4340 EH_RETURN_STACKADJ_RTX.
4341 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4342 generate REG_CFA_* notes for the stack pointer.
4343 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4344 by EH_RETURN_STACKADJ_RTX.
4346 2012-04-06 Matt Turner <mattst88@gmail.com>
4348 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
4350 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
4352 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
4353 of the destination isn't also a FP_REGS register.
4355 2012-04-03 Richard Guenther <rguenther@suse.de>
4357 Backport from mainline
4358 2012-03-02 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/52406
4361 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
4362 (struct indices): Add unconstrained_base member.
4363 (struct dr_alias): Remove unused vops member.
4364 (DR_UNCONSTRAINED_BASE): New define.
4365 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
4366 add indices to allow their disambiguation. Make DR_BASE_OBJECT
4367 be an artificial access that covers the whole indexed object,
4368 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
4369 plain decl base-objects to their MEM_REF variant.
4370 (dr_may_alias_p): When the base-object of either data reference
4371 has unknown size use only points-to information.
4372 (compute_affine_dependence): Make dumps easier to read and
4374 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
4375 DR_REF when looking for packed references.
4376 (vect_supportable_dr_alignment): Likewise.
4378 2012-04-03 Richard Guenther <rguenther@suse.de>
4380 Backport from mainline
4381 2012-03-15 Richard Guenther <rguenther@suse.de>
4384 * tree-data-ref.c (subscript_dependence_tester_1): Check
4385 all dimensions for non-conflicting access functions.
4387 2012-04-03 Richard Guenther <rguenther@suse.de>
4389 Backport from mainline
4390 2012-03-06 Richard Guenther <rguenther@suse.de>
4393 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4395 2012-03-23 Richard Guenther <rguenther@suse.de>
4397 PR tree-optimization/52678
4398 * tree-vectorizer.h (struct _stmt_vec_info): Add
4399 loop_phi_evolution_part member.
4400 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
4401 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
4402 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
4403 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4404 Use the cached evolution part and the PHI nodes value from
4405 the loop preheader edge instead of re-analyzing the evolution.
4407 2012-03-26 Richard Guenther <rguenther@suse.de>
4409 PR tree-optimization/52701
4410 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
4411 compute and set the evolution part of PHI nodes.
4413 2012-03-30 Richard Guenther <rguenther@suse.de>
4415 PR tree-optimization/52754
4416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4417 propagate arbitrary addresses into really plain dereferences.
4419 2012-04-03 Jakub Jelinek <jakub@redhat.com>
4421 PR tree-optimization/52835
4422 * tree-data-ref.c (build_rdg): Return NULL if
4423 compute_data_dependences_for_loop failed.
4425 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
4427 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
4428 (stmt_can_make_abnormal_goto): Use it.
4429 (is_ctrl_altering_stmt): Likewise.
4431 2012-03-31 Martin Jambor <mjambor@suse.cz>
4433 Backported from mainline
4434 2012-03-30 Martin Jambor <mjambor@suse.cz>
4436 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
4437 is a builtin_stack_save in a dominating BB.
4439 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4441 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
4442 crossing 128bit lane boundary.
4444 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
4446 Backported from mainline
4447 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
4450 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
4452 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
4453 * config/i386/i386.c: Include reload.h.
4454 (ix86_legitimize_reload_address): New function.
4456 2012-03-28 Martin Jambor <mjambor@suse.cz>
4458 Backported from mainline
4459 2012-03-27 Martin Jambor <mjambor@suse.cz>
4462 * tree-sra.c (sra_modify_assign): Do not call
4463 load_assign_lhs_subreplacements when working with an unscalarizable
4466 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4469 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
4470 __builtin_va_start to __builtin_next_arg if the latter is
4471 builtin_decl_explicit_p rather than when it is not.
4474 * tree-vect-generic.c (vector_element): Perform multiplication
4475 for pos in bitsizetype type instead of idx type.
4477 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4479 Backport from 2012-03-28 mainline r185910.
4482 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
4483 (avr_builtin_decl): New static function.
4484 (struct avr_builtin_description, avr_bdesc): Move up.
4485 Add GTY marker. Add field fndecl. Remove redundant field id.
4486 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
4487 (avr_expand_builtin): Code cleanup because .id is removed.
4489 2012-03-28 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
4492 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
4495 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
4497 Backport from 2012-03-28 mainline r185907.
4500 * config.gcc (tm_file): Remove avr/multilib.h.
4502 * doc/invoke.texi (AVR Options): Adjust
4503 documentation of -mtiny-stack.
4505 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
4506 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
4507 * config/avr/t-avr: Remove generation of multilib.h.
4508 * config/avr/t-multilib: Regenerate.
4509 * config/avr/multilib.h: Remove.
4510 * config/avr/avr.opt (-msp8): New option.
4511 (avr_sp8): New variable.
4512 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
4513 * config/avr/avr.h (AVR_HAVE_SPH): New define.
4514 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
4515 (avr_device_to_sp8): New prototype.
4516 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
4517 (DRIVER_SELF_SPECS): New define.
4518 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
4519 __AVR_SP8__, __AVR_HAVE_SPH__.
4520 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
4521 AVR_HAVE_8BIT_SP to decide if SP_H is present.
4522 (avr_file_start): Ditto.
4524 2012-03-28 Jakub Jelinek <jakub@redhat.com>
4527 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
4528 instead of 8 in adjust_address.
4530 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
4532 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
4533 of a unit before computing the offset in units.
4535 2012-03-27 Richard Guenther <rguenther@suse.de>
4538 * fold-const.c (try_move_mult_to_index): Handle &x.array more
4541 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
4544 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
4546 2012-03-24 Steven Bosscher <steven@gcc.gnu.org>
4549 * varasm.c: Include pointer-set.h.
4550 (pending_assemble_externals_set): New pointer set.
4551 (process_pending_assemble_externals): Destroy the pointer set.
4552 (assemble_external): See if decl is in pending_assemble_externals_set,
4553 and add it to pending_assemble_externals if necessary.
4554 (init_varasm_once): Allocate pending_assemble_externals_set.
4556 2012-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4558 Backported from mainline
4559 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4562 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4563 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4564 (vector_ltgt<mode>): Likewise.
4565 (vector_ordered<mode>): Likewise.
4566 (vector_unordered<mode>): Likewise.
4567 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4569 2012-03-23 Joern Rennecke <joern.rennecke@embecosm.com>
4571 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4574 2012-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
4576 Backported from mainline
4577 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
4581 * config/sh/sh.c (sh_register_move_cost): Increase cost between
4582 GENERAL_REGS and FP_REGS for SImode.
4584 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4587 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
4588 on any new_local_var_chain vars declared during recursing on
4589 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
4591 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4593 Backport from 2012-03-22 mainline r185692.
4596 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
4597 (unspecv): Add UNSPECV_MEMORY_BARRIER.
4598 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
4599 (delay_cycles_1, delay_cycles_2): Ditto.
4600 (delay_cycles_3, delay_cycles_4): Ditto.
4601 (nopv, *nopv): Ditto.
4602 (sleep, *sleep): Ditto.
4605 Backport from 2012-03-21 mainline r185605.
4607 PR rtl-optimization/52543
4609 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
4610 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
4611 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
4612 (avr_load_libgcc_p): Restrict to __flash loads.
4613 (avr_out_lpm): Only handle 1-byte loads from __flash.
4614 (avr_load_lpm): New function.
4615 (avr_find_unused_d_reg): Remove.
4616 (avr_out_lpm_no_lpmx): Remove.
4617 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
4618 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
4619 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
4620 (load_<mode>, load_<mode>_clobber): New insns.
4621 (mov<mode>): For multi-byte move from non-generic
4622 16-bit address spaces: Expand to load_<mode> resp.
4623 load_<mode>_clobber.
4624 (load<mode>_libgcc): Remove expander.
4625 (split-lpmx): Remove split.
4627 Backport from 2012-03-13 mainline r185329.
4630 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4631 offset (size) to a value the insns can deal with.
4632 (expand_epilogue): Ditto.
4634 Backport from 2012-03-12 mainline r185256.
4637 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4638 type from reg_class_t to enum reg_class.
4639 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4641 Backport from 2012-03-12 mainline r185253.
4644 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4645 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4646 r184615 from 2012-02-28.
4648 Backport from 2012-03-08 mainline r185105.
4650 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4651 for constants in [-63,63].
4653 Backport from 2012-03-08 mainline r185100.
4656 * config/avr/avr.c (avr_mem_clobber): New static function.
4657 (avr_expand_delay_cycles): Add memory clobber operand to
4658 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4659 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4660 (enable_interrupt, disable_interrupt): New expander.
4661 (nopv, sleep, wdr): New expanders.
4662 (delay_cycles_1): Add memory clobber.
4663 (delay_cycles_2): Add memory clobber.
4664 (delay_cycles_3): Add memory clobber.
4665 (delay_cycles_4): Add memory clobber.
4666 (cli_sei): New insn from former "enable_interrupt",
4667 "disable_interrupt" with memory clobber.
4668 (*wdt): New insn from former "wdt" with memory clobber.
4669 (*nopv): Similar, but for "nopv".
4670 (*sleep): Similar, but for "sleep".
4672 Backport from 2012-03-07 mainline r185043.
4675 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4677 Backport from 2012-03-07 mainline r185032.
4680 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4681 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4682 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4684 Backport from 2012-03-07 mainline r185031.
4687 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4689 * config/avr/avr.md (xload_8): Adjust insn length.
4691 Backport from 2012-03-07 mainline r185030.
4694 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4695 if RAMPZ affects reading from RAM.
4697 Backport from 2012-03-05 mainline r184919.
4699 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
4701 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
4703 Backport from mainline r185259.
4706 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4707 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4709 2012-03-22 Jakub Jelinek <jakub@redhat.com>
4711 Backported from mainline
4712 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4715 * c-parser.c (c_parser_postfix_expression)
4716 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4718 * config/i386/smmintrin.h: Avoid /* within a comment.
4719 * config/i386/nmmintrin.h: Likewise.
4721 2012-03-22 Richard Guenther <rguenther@suse.de>
4723 * BASE-VER: Set to 4.7.1.
4724 * DEV-PHASE: Set to prerelease.
4726 2012-03-22 Release Manager
4728 * GCC 4.7.0 released.
4730 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4732 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
4734 2012-03-15 Jakub Jelinek <jakub@redhat.com>
4735 Andrew Pinski <apinski@cavium.com>
4738 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
4739 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
4740 calls instead of __builtin_ir{int,ound}*.
4742 2012-03-14 Jakub Jelinek <jakub@redhat.com>
4745 * config/rs6000/rs6000.c (call_ABI_of_interest): Return true
4748 2012-03-13 Joseph Myers <joseph@codesourcery.com>
4750 * doc/invoke.texi (-std=c99), doc/standards.texi (C language):
4751 Refer to GCC 4.7 version of c99status.html.
4753 2012-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4755 Backport from mainline
4756 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4758 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4759 redefine to be NULL if the current bit-size is different from the
4760 configured bit-size.
4762 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4763 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4764 set the default tuning. Add asserts to make sure the cpu and tune
4765 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4766 test whether the index is set, instead of > 0.
4767 (rs6000_file_start): Do not reset the default cpu if the current
4768 bit-size is different from the configured bit-size.
4770 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4772 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4774 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4775 Update binutils references.
4776 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4777 Update binutils reference.
4778 Update Sun as/GNU ld caveat.
4779 Document binutils largefile requirement for LTO plugin.
4780 Remove reference to alternate libpthread.
4782 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4784 * doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
4786 (Specific, mips-sgi-irix6): Likewise.
4788 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4790 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4791 * configure: Regenerate.
4793 2012-03-07 Richard Henderson <rth@redhat.com>
4795 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4796 * config/m68k/sync.md (atomic_test_and_set): Use it.
4797 (atomic_test_and_set_1): Likewise.
4799 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4802 * Makefile.in: Let install-gcc-ar depend on installdirs,
4803 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4804 Don't double canonicalize if cross-compiling.
4806 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4808 * trans-mem.c: New typedef for tm_region_p.
4809 Define vector types for tm_region_p.
4810 (tm_region_init): Replace region_worklist to a vector called
4813 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4816 * trans-mem.c (tm_region_init): Use last_basic_block.
4818 2012-03-05 Richard Henderson <rth@redhat.com>
4821 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
4822 * omp-low.c (expand_omp_atomic): Assume anything aligned to
4823 BIGGEST_ALIGNMENT is aligned.
4825 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
4827 * config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
4829 2012-03-05 Richard Henderson <rth@redhat.com>
4832 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
4833 instead of calling negqi2 directly.
4835 2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4837 * config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
4838 (INTMAX_TYPE): Use it.
4839 (UINTMAX_TYPE): Likewise.
4840 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4841 (irix6_c_common_override_options): Declare.
4842 (C_COMMON_OVERRIDE_OPTIONS): Define.
4843 * config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
4844 * config/mips/irix6-c.c: New file.
4845 * config/mips/t-irix6 (irix6-c.o): New target.
4846 * config.gcc (mips-sgi-irix6.5): Set c_target_objs,
4849 2012-03-02 Richard Henderson <rth@redhat.com>
4851 * optabs.c (expand_atomic_test_and_set): Honor
4852 atomic_test_and_set_trueval even when atomic_test_and_set
4853 optab is not in use.
4855 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4857 Backport from mainline
4858 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
4860 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
4862 2012-03-02 Richard Guenther <rguenther@suse.de>
4864 * DEV-PHASE: Set to prerelease.
4866 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
4868 * config.gcc (obsolete): Add all ARM targets using the FPA.
4869 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
4870 * doc/install.texi: Avoid references to obsolete ARM ports.
4872 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
4874 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
4876 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
4877 Joern Rennecke <joern.rennecke@embecosm.com>
4879 * doc/extend.texi: Expand and update information on interrupt
4880 attribute for Epiphany.
4882 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4884 * config/sh/sh-protos.h: Update copyright notice dates.
4885 * config/sh/sh.h: Likewise.
4886 * config/sh/sh.md: Likewise.
4887 * config/sh/constraints.md: Likewise.
4888 * config/sh/predicates.md: Likewise.
4890 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4892 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
4893 * config/sh/sh.c (tertiary_reload_operand): Likewise.
4895 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
4897 * config/sh/constraints.md: Fix comment typo.
4899 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4902 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
4903 unsigned HOST_WIDE_INT.
4904 (zvdep_imm64): Likewise.
4905 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
4906 (vdepi_and): Likewise.
4907 Likewise for unamed 64-bit patterns.
4908 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
4910 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
4913 PR rtl-optimization/52417
4914 * cselib.c (cselib_any_perm_equivs): New variable.
4915 (cselib_reset_table): Check that it's not set when not
4916 preserving constants.
4917 (cselib_add_permanent_equiv): Set it.
4918 (cselib_have_permanent_equivalences): New.
4919 (cselib_init, cselib_finish): Reset it.
4920 * cselib.h (cselib_have_permanent_equivalences): Declare.
4921 * alias.c (get_addr): Restore earlier behavior when there
4922 aren't permanent equivalences.
4924 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
4926 * config/mn10300/mn10300-modes.def: Fix copyright notice.
4927 * config/v850/v850-modes.def: Fix copyright notice.
4929 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4931 * doc/extend.texi (AVR Built-in Functions): Document
4932 __builtin_avr_flash_segment.
4934 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
4935 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
4936 (*split.flash_segment): New insn-and-split.
4937 * config/avr/avr.c (avr_init_builtins): Add local variables:
4938 const_memx_void_node, const_memx_ptr_type_node,
4939 char_ftype_const_memx_ptr.
4941 2012-03-01 Jakub Jelinek <jakub@redhat.com>
4943 PR tree-optimization/52445
4944 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
4945 add ssa_name_ver, offset and size fields and change store field
4947 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
4948 (add_or_mark_expr): Likewise. Only consider previous stores
4949 with the same size and offset.
4950 (nt_init_block): Only look at gimple_assign_single_p stmts,
4951 doesn't look at rhs2.
4953 2012-03-01 Richard Guenther <rguenther@suse.de>
4956 * tree-cfg.c (verify_gimple_assign_unary): Allow any
4957 conversions from integral types to pointer types.
4959 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
4961 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
4962 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
4963 unintentionally removed in r184616.
4965 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4967 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
4970 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4971 Uros Bizjak <ubizjak@gmail.com>
4974 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
4975 alternatives, add "e" constraint to the new last alternative
4976 and ! to last 3 alternatives.
4978 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
4980 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
4981 DW_AT_artificial attributes at the end of the processing.
4982 (gen_array_type_die): Likewise.
4983 (gen_enumeration_type_die): Likewise.
4984 (gen_struct_or_union_type_die): Likewise.
4985 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
4988 2012-02-29 Jakub Jelinek <jakub@redhat.com>
4991 * expr.c (expand_assignment): If doing misaligned store that doesn't
4992 cover all mode bits, perform a RMW cycle.
4994 PR tree-optimization/52429
4995 * tree-parloops.c (separate_decls_in_region_debug): Return early
4996 if var is LABEL_DECL.
4998 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5000 PR tree-optimization/52424
5001 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5002 calling dom_thread_across_edge.
5004 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5006 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5008 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5010 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5011 * config/avr/avr.c (avr_output_bld): Remove unused function.
5012 (avr_out_sbxx_branch): Use "%T" to print bit position.
5014 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5016 * config/avr/avr.md: Untabify.
5018 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5020 * config/avr/avr.md (eqne): New code iterator.
5021 (*dec-and-branchsi): Use it in text peephole's condition.
5022 (*dec-and-branchhi): Ditto.
5023 (*dec-and-branchqi): Ditto.
5025 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5028 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5029 the device does not have the skip-bug.
5031 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5033 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5034 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5035 -mpretend-cmove): New.
5037 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5040 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5041 doesn't count DEBUG_INSN refs.
5042 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5043 for DEBUG_INSN refs.
5045 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5049 2012-02-20 Richard Guenther <rguenther@suse.de>
5050 PR tree-optimization/52298
5051 * tree-vect-stmts.c (vectorizable_load): Properly use
5052 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5055 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5058 * gimple.h (gimple_in_transaction): New.
5059 (gimple_set_in_transaction): New.
5060 (struct gimple_statement_base): Add in_transaction field.
5061 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5063 (tree_ssa_lim_initialize): Compute transaction bits.
5064 * tree.h (compute_transaction_bits): Protoize.
5065 * trans-mem.c (tm_region_init): Use the heap to store BB
5067 (compute_transaction_bits): New.
5069 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5071 * gcc.c (display_help): Document --help=common and sort entries
5074 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5076 * doc/install.texi: Document check-$LANG specific shortcuts
5078 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5081 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5083 * config/arm/arm_neon.h: Regenerate.
5084 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5085 (neon_vcgeu): New insn.
5086 (neon_vcgtu): Likewise.
5087 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5088 (ops): Unsigned comparison intrinsics call a different
5091 2012-02-28 Richard Guenther <rguenther@suse.de>
5094 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5095 ordering for the VEC_CONCAT for two element vectors for
5096 V2SFmode, V2SImode and V2DImode.
5098 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5101 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5102 detecting big-endian triplets.
5104 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5106 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5107 mode if there is no type information available.
5109 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5111 PR tree-optimization/53207
5112 * doc/invoke.texi: Document as experimental and relying on graphite.
5114 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5116 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5117 of initializer to changes from r184614.
5119 2012-02-28 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/52395
5122 * tree-sra.c (build_ref_for_offset): Also look at the base
5123 TYPE_ALIGN when figuring out the alignment of the replacement.
5125 2012-02-28 Richard Guenther <rguenther@suse.de>
5127 PR tree-optimization/52402
5128 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5129 mis-aligned types when creating the accesses at the call site.
5131 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5133 * config/avr/builtins.def: New file.
5134 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5135 * config/avr/avr.c (enum avr_builtin_id): Use it.
5136 (avr_init_builtins): Use it. And use avr_bdesc.
5137 (bdesc_1arg): Remove.
5138 (bdesc_2arg): Remove.
5139 (bdesc_3arg): Remove.
5140 (struct avr_builtin_description): Add field n_args.
5141 (avr_bdesc): New static variable using builtins.def.
5142 (avr_expand_builtin): Use it.
5143 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5144 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5145 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5147 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5150 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5151 match only one single hard register with respective hard reg rtx.
5152 (movmemx_<mode>): Ditto.
5153 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5154 insn anatomy of movmem[x]_<mode>.
5155 (avr_out_movmem): Same for printing assembler and operand usage.
5157 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5161 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5162 address spaces located outside of device flash.
5164 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5165 (mcu_type_s): Add field n_flash.
5166 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5167 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5168 (AVR_MCU): Add N_FLASH argument.
5169 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5170 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5171 macro __FLASH<n> if that address space makes sense for the device.
5172 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5173 outside of target flash.
5174 (avr_asm_named_section): Ditto.
5175 (avr_asm_select_section): Ditto.
5176 (avr_addr_space_convert): Ditto.
5177 (avr_emit_movmemhi): Ditto.
5178 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5179 address space is outside of device flash.
5180 (avr_insert_attributes): Ditto.
5181 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5182 avr_current_arch->n_segments.
5184 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5187 * config/i386/i386.md (*movabs<mode>_1): Enable only for
5189 (*movabs<mode>_2): Likewise.
5191 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5194 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5195 s_register_operand in the test instead of REG_P. Don't call
5196 gen_reg_rtx if it won't be used.
5198 PR tree-optimization/52376
5199 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5201 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5203 * ifcvt.c (noce_get_condition): Check condition variable is not
5204 small_register_classes_for_mode_p before accepting.
5206 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5208 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5210 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5213 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5214 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5216 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5218 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5220 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5222 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5224 * config/sh/predicates.md: Remove blank lines.
5225 * config/sh/sh.c: Fix typos in comments.
5226 * config/sh/constraints.md: Likewise.
5227 * config/sh/sh.md: Remove blank lines.
5228 Fix typos in comments. Use ;; as comment characters.
5230 2012-02-26 Walter Lee <walt@tilera.com>
5232 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5233 (replace_mov_pcrel_step2): Ditto.
5235 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5238 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5239 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5240 and locs that reference values newer than the non-canonical value
5241 at hand. Return the canonical value as a worst case.
5242 (memrefs_conflict_p): Walk canonical value's locs.
5245 * cselib.c (preserve_only_constants): Rename to...
5246 (preserve_constants_and_equivs): ... this. Split out...
5247 (invariant_or_equiv_p): ... this. Preserve plus expressions
5248 of other preserved expressions too.
5249 (cselib_reset_table): Adjust.
5250 * var-tracking.c (reverse_op): Use canonical value to build
5253 2012-02-23 Kai Tietz <ktietz@redhat.com>
5255 * config/i386/i386.c (ix86_delegitimize_address): Handle
5256 UNSPEC_PCREL plus displacement.
5258 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5261 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5262 to test for unusedness in st X addressing.
5264 2012-02-24 Richard Guenther <rguenther@suse.de>
5267 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5268 (is_gimple_reg_type): Move inline ...
5269 * gimple.h (is_gimple_reg_type): ... here.
5271 2012-02-24 Richard Guenther <rguenther@suse.de>
5274 * passes.c (execute_function_todo): When verifying SSA form
5275 verify gimple form first.
5276 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5278 2012-02-24 Richard Guenther <rguenther@suse.de>
5281 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5282 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5284 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5286 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5288 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5290 * tree-phinodes.c (make_phi_node): Mark static.
5291 * tree-flow.h (make_phi_node): Remove extern decl.
5292 * doc/gimple.texi (make_phi_node): Remove documentation.
5294 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5296 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5297 * tree-ssa-sccvn.c (print_scc): Ditto.
5299 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5301 * doc/passes.texi (Full redundancy elimination): Fix typo.
5303 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5305 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5307 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5310 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5312 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5315 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5317 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5319 * config/avr/avr.md (code_stdname): Add ior, xor.
5320 (xior): New code iterator.
5321 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5322 (*<code_stdname><mode>qi.byte1-3): Ditto.
5324 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5326 PR tree-optimization/52019
5327 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5330 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5332 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5333 HAVE_INITFINI_ARRAY to work around namespace pollution in
5334 certain versions of newlib system headers.
5335 * config.in: Regenerate.
5336 * configure: Regenerate.
5337 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5338 instead of HAVE_INITFINI_ARRAY.
5340 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5343 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5344 is not offsettable memory reference.
5346 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5349 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5350 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5352 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5354 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5355 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5357 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5359 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5360 library on Solaris 8 even without TLS support.
5361 * configure: Regenerate.
5363 2012-02-22 Richard Guenther <rguenther@suse.de>
5366 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5367 for GIMPLE_DEBUG stmts.
5369 2012-02-22 Martin Jambor <mjambor@suse.cz>
5372 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5373 according to the base object.
5375 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5377 PR rtl-optimization/50063
5378 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5379 and 2 (8-bit SP) in operand 2.
5380 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5381 setup to use movhi_sp_r instead of vanilla move to write SP.
5382 Adjust REG_CFA notes to superseed unspec.
5383 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5385 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5386 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5387 irq_state 1 (IRQ known to be on) here.
5389 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5391 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5393 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5394 assign_hard_reg): Likewise.
5396 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5398 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5400 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5403 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5404 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5406 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5408 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5409 prototype from here to...
5410 * config/avr/avr.h: ...here.
5412 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5415 * thumb2.md (thumb2_shiftsi3_short): Split register and
5416 immediate shifts. For register shifts tie operands 0 and 1.
5417 (peephole2 for above): Check that register-controlled shifts
5418 have suitably tied operands.
5420 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5423 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5424 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5425 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5426 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5427 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5428 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5429 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5430 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5431 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5432 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5433 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5434 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5435 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5436 bdver1_ssevector_avx256_unaligned_load,
5437 bdver1_ssevector_sse128_unaligned_load,
5438 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5439 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5440 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5441 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5442 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5443 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5444 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5445 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5446 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5447 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5448 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5449 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5450 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5451 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5452 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5453 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5454 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5455 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5456 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5457 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5458 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5459 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5460 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5461 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5462 bdver1_ssediv_double_load, bdver1_ssediv_double,
5463 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5464 Add "bdver2" attribute.
5466 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5468 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5469 default if possible and not specified otherwise.
5471 2012-02-21 Richard Guenther <rguenther@suse.de>
5474 * gimplify.c (create_tmp_from_val): Use the main variant type
5475 for the type of the temporary we create.
5477 2012-02-21 Richard Guenther <rguenther@suse.de>
5479 PR tree-optimization/52324
5480 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5481 do not gimplify a MEM_REF address operand if it is already
5484 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5486 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5487 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5489 2012-02-21 Richard Guenther <rguenther@suse.de>
5491 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5492 nested_in_vect_loop.
5494 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5496 PR tree-optimization/52318
5497 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5498 vdef also to non-pure/const call stmts in the sequence.
5500 2012-02-20 David S. Miller <davem@davemloft.net>
5502 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5503 don't use the "rd %pc" instruction on v9 for PIC register loads.
5505 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5508 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5509 in a transaction safe function.
5511 2012-02-20 Kai Tietz <ktietz@redhat.com>
5514 * stor-layout.c (place_field): Handle desired_align for
5517 2012-02-20 Richard Guenther <rguenther@suse.de>
5519 PR tree-optimization/52298
5520 * tree-vect-stmts.c (vectorizable_store): Properly use
5521 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5523 (vectorizable_load): Likewise.
5524 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5525 Access DR_STEP after ensuring it is not NULL.
5527 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5529 PR tree-optimization/52286
5530 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5531 optimization use double_int_to_tree instead of build_int_cst_wide,
5532 rewrite to use double_int vars.
5534 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5537 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5539 Remove -e 0 from $gcc_cv_ld invocation.
5540 Only use __GLIBC_PREREQ if defined.
5541 Enable on Solaris since Solaris 8 patch.
5542 (gcc_SUN_LD_VERSION): New macro.
5543 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5544 gcc_SUN_LD_VERSION for version number format.
5545 * configure: Regenerate.
5546 * varasm.c (get_elf_initfini_array_priority_section): Set
5547 SECTION_NOTYPE for non-default priority.
5548 Use get_section instead of get_unnamed_section to emit
5549 .init_array/.fini_array with default priority.
5551 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5553 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5554 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5555 (mips_start_unique_function, mips_output_mips16_rdhwr)
5556 (mips_code_end): New functions.
5557 (TARGET_ASM_CODE_END): Define.
5559 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5561 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5562 to stubs with non-sibling calls.
5564 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5566 * doc/invoke.texi (-fira-* options): Copy-edit.
5567 (ira-* parameters): Copy-edit.
5569 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5571 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5572 GCC coding conventions.
5574 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5576 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
5577 when used as adjectives.
5579 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
5581 * doc/invoke.texi: Clean up "that"/"which" confusion.
5583 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
5585 * system.h: Poison SMALL_REGISTER_CLASSES
5586 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
5587 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
5589 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5591 PR tree-optimization/52285
5592 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
5593 when deciding if a call is a tail call or tail recursion.
5595 2012-02-16 Kai Tietz <ktietz@redhat.com>
5597 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
5598 interger-constant displacement for UNSPEC_PCREL.
5600 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5602 PR rtl-optimization/52208
5603 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
5604 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
5606 PR tree-optimization/52255
5607 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
5608 loop->header has virtual PHI, but exit_e->dest doesn't, add
5609 virtual PHI to exit_e->dest and adjust all uses after the loop.
5612 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
5613 children with clone_tree_hash, not after it.
5615 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
5617 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
5618 extended identifiers.
5620 2012-02-16 Jakub Jelinek <jakub@redhat.com>
5623 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
5624 a same_body_alias, also test whether e->callee isn't a former
5625 or current clone of the decl this is a same body alias of.
5627 PR translation/52264
5628 * cgraphunit.c (verify_cgraph_node): Fix a typo.
5630 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
5632 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
5634 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5637 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
5638 force_reg instead of copy_to_reg for better optimization. Force
5639 non-register or memory operands into a register.
5641 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
5643 * extend.texi: Reserve upper bits of memory model for future use.
5645 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
5646 Anatoly Sokolov <aesok@post.ru>
5647 Eric Weddington <eric.weddington@atmel.com>
5650 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
5651 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
5652 Rewrite initializers for .macro.
5653 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
5654 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
5655 atxmega32d4, atxmega32x1.
5656 avrxmega4: atxmega64a3, atxmega64d3.
5657 avrxmega5: atxmega64a1, atxmega64a1u.
5658 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
5659 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
5660 avrxmega7: atxmega128a1, atxmega128a1u.
5661 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
5662 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
5663 (struct base_arch_s): Rename reserved to xmega_p.
5664 Rename reserved2 to have_rampd.
5665 (AVR_XMEGA): New define.
5666 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
5667 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
5668 * config/avr/predicates.md (io_address_operand): Take into
5670 (low_io_address_operand): Ditto.
5671 (high_io_address_operand): Ditto.
5672 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
5673 (enabled, movhi_sp_r): Use them.
5674 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
5675 cpp_define_formatted to built-in define __AVR_ARCH__.
5676 (__AVR_XMEGA__): New built-in define.
5677 (__AVR_HAVE_RAMPD__): New built-in define.
5678 (__AVR_HAVE_RAMPX__): New built-in define.
5679 (__AVR_HAVE_RAMPY__): New built-in define.
5680 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
5682 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
5683 (avr_option_override): Initialize them.
5684 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
5685 (avr_init_expanders): Initialize them. No more block several calls.
5686 (emit_push_sfr): New static function.
5687 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
5689 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
5690 (avr_print_operand): Print addreeses as symbols for
5691 RAMPX, RAMPY, RAMPD, CCP.
5692 (output_movhi): Handle AVR_XMEGA when writing to SP.
5693 (avr_out_movhi_mr_r_xmega): New static function.
5694 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
5695 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
5696 __RAMPD__, __CCP__ as needed.
5698 * config/avr/multilib.h: Regenerate.
5699 * config/avr/t-multilib: Regenerate.
5700 * config/avr/avr-tables.opt: Regenerate.
5702 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
5704 PR tree-optimization/50561
5705 * graphite-flattening.c (lst_project_loop): Do not
5706 remove old scattering dimensions after flattening.
5707 (lst_do_flatten): Likewise.
5709 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
5711 * doc/extend.texi (AVR Built-in Functions): Remove doc for
5712 __builtin_avr_map8, __builtin_avr_map16.
5713 Document __builtin_avr_insert_bits.
5715 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
5716 (insert_bits): New insn.
5717 (adjust_len.map_bits): Rename to insert_bits.
5718 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
5719 * avr-protos.h (avr_out_map_bits): Remove.
5720 (avr_out_insert_bits, avr_has_nibble_0xf): New.
5721 * config/avr/constraints.md (Cxf,C0f): New.
5722 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
5723 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
5724 New built-in define __BUILTIN_AVR_INSERT_BITS.
5725 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
5726 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
5727 (avr_move_bits): Rewrite.
5728 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
5730 (avr_map_op_t): New typedef.
5731 (avr_map_op): New static variable.
5732 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
5733 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
5734 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
5735 (bdesc_3arg, avr_expand_triop_builtin): New.
5736 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
5737 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
5738 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
5739 (avr_map_equal_p, avr_map_sig_p): Remove.
5740 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
5741 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5742 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
5743 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5744 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
5745 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
5747 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5749 * config/c6x/c6x.md (reserve_cycles): New attribute.
5750 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
5751 don't reserve functional units after the branch occurs.
5753 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
5756 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
5757 functions into non-tm_pure functions.
5759 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
5762 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
5763 (iterative_hash_canonical_type): Likewise.
5764 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
5767 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
5769 * haifa-sched.c (prune_ready_list): Ensure that if there is a
5770 sched-group insn, it either remains alone or the entire list is pruned.
5772 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5774 * doc/install.texi (Prerequisites): Fix grammar.
5775 (Configuration): Likewise.
5777 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
5779 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
5780 MPC as part of GCC before describing configuring with --with-gmp etc.
5781 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
5782 sources are present.
5784 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5787 * dwarf2out.c (clone_tree_hash): New function.
5788 (copy_decls_walk): Use it instead of clone_tree.
5790 2012-02-14 Richard Guenther <rguenther@suse.de>
5792 PR tree-optimization/52244
5793 PR tree-optimization/51528
5794 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
5795 replacements for integral types.
5797 2012-02-14 Walter Lee <walt@tilera.com>
5799 * config.gcc: Handle tilegx and tilepro.
5800 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
5802 Add HAVE_AS_TLS check for tilegx and tilepro.
5803 * configure: Regenerate.
5804 * doc/contrib.texi: Add Mat Hostetter and self.
5805 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
5806 Document instruction intrinsics and network accessing intrinsics.
5807 (TILEPro Built-in Functions): New node. Document instruction
5808 intrinsics and network accessing intrinsics.
5809 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
5810 (Specific, tilepro-*-linux*): Likewise.
5811 * doc/invoke.texi (TILE-Gx Options): New section.
5812 (TILEPro Options): New section.
5813 * doc/md.texi (TILE-Gx): New section.
5814 (TILEPro): New section.
5815 * common/config/tilegx/tilegx-common.c: New file.
5816 * common/config/tilepro/tilepro-common.c: New file.
5817 * config/tilegx/constraints.md: New file.
5818 * config/tilegx/linux.h: New file.
5819 * config/tilegx/mul-tables.c: New file.
5820 * config/tilegx/predicates.md: New file.
5821 * config/tilegx/sync.md: New file.
5822 * config/tilegx/t-tilegx: New file.
5823 * config/tilegx/tilegx-builtins.h: New file.
5824 * config/tilegx/tilegx-c.c: New file.
5825 * config/tilegx/tilegx-generic.md: New file.
5826 * config/tilegx/tilegx-modes.def: New file.
5827 * config/tilegx/tilegx-multiply.h: New file.
5828 * config/tilegx/tilegx-protos.h: New file.
5829 * config/tilegx/tilegx.c: New file.
5830 * config/tilegx/tilegx.h: New file.
5831 * config/tilegx/tilegx.md: New file.
5832 * config/tilegx/tilegx.opt: New file.
5833 * config/tilepro/constraints.md: New file.
5834 * config/tilepro/gen-mul-tables.cc: New file.
5835 * config/tilepro/linux.h: New file.
5836 * config/tilepro/mul-tables.c: New file.
5837 * config/tilepro/predicates.md: New file.
5838 * config/tilepro/t-tilepro: New file.
5839 * config/tilepro/tilepro-builtins.h: New file.
5840 * config/tilepro/tilepro-c.c: New file.
5841 * config/tilepro/tilepro-generic.md: New file.
5842 * config/tilepro/tilepro-modes.def: New file.
5843 * config/tilepro/tilepro-multiply.h: New file.
5844 * config/tilepro/tilepro-protos.h: New file.
5845 * config/tilepro/tilepro.c: New file.
5846 * config/tilepro/tilepro.h: New file.
5847 * config/tilepro/tilepro.md: New file.
5848 * config/tilepro/tilepro.opt: New file.
5850 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5852 PR tree-optimization/52210
5853 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
5854 vect_model_simple_cost with two entry vect_def_type array instead
5855 of an address of dt.
5857 2012-02-14 Richard Guenther <rguenther@suse.de>
5860 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
5861 Do not stream DECL_QUALIFIER.
5862 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
5863 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
5864 (find_decls_types_r): Do not walk DECL_QUALIFIER.
5866 2012-02-14 Jakub Jelinek <jakub@redhat.com>
5869 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
5872 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5875 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
5876 * cselib.c (cselib_subst_to_values_from_insn): New function.
5877 * sched-deps.c (add_insn_mem_dependence,
5878 sched_analyze_1, sched_analyze_2): Use it.
5880 2012-02-13 Jan Hubicka <jh@suse.cz>
5883 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
5885 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
5887 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
5888 (GTM_SELF_SPECS): Define if not already defined.
5889 (driver_self_specs): Add GTM_SELF_SPECS.
5890 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
5891 (GTM_SELF_SPECS): Define.
5892 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
5893 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
5895 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5897 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
5900 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
5903 * omp-low.c (expand_omp_for): If a static schedule without chunk size
5904 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
5906 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
5909 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
5911 2012-02-13 Richard Guenther <rguenther@suse.de>
5913 PR translation/52211
5914 * passes.c (enable_disable_pass): Fix typo.
5916 2012-02-13 Jakub Jelinek <jakub@redhat.com>
5919 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
5920 XOR for reduce_bit_field if type is unsigned.
5922 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
5924 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
5925 disallow changes from SFmode to mode with different size in FP regs.
5927 2012-02-12 Robert Millan <rmh@gnu.org>
5928 Gerald Pfeifer <gerald@pfeifer.com>
5930 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
5933 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
5935 PR rtl-optimization/52175
5936 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
5937 to frame-related instructions.
5939 2012-02-10 Jason Merrill <jason@redhat.com>
5942 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
5943 (demangle_new_symbols): Fill it.
5944 (scan_linker_output): Walk it.
5945 (start_tweaking): Split out from scan_linker_output.
5946 (maybe_tweak): Update sym->chosen.
5947 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
5949 2012-02-11 Jakub Jelinek <jakub@redhat.com>
5952 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
5954 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
5956 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5957 having the same mode as previous compare.
5959 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
5961 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
5962 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
5963 (nonlocal_goto_internal): Likewise.
5964 (nonlocal_goto): Emit a use and an indirect jump directly.
5966 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
5969 * doc/extend.texi : Update comments for __atomic_compare_exchange and
5970 __atomic_{is,always}_lock_free.
5972 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
5975 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
5976 negative constant address for x32.
5978 2012-02-10 Richard Henderson <rth@redhat.com>
5980 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
5981 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
5982 for GIMPLE_TRANSACTION. Tidy if's into a switch.
5984 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5985 Ira Rosen <irar@il.ibm.com>
5987 PR tree-optimization/50031
5988 * targhooks.c (default_builtin_vectorization_cost): Handle
5990 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
5991 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
5992 all types of reduction and pattern statements.
5993 (vect_estimate_min_profitable_iters): Likewise.
5994 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
5995 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
5996 for explicit realigns.
5997 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
5998 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6000 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6001 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6002 vec_perm for VSX and handle vec_promote_demote.
6004 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6007 * builtins.c (fold_builtin_atomic_always_lock_free,
6008 expand_builtin_atomic_always_lock_free,
6009 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6010 Return and/or test boolean_true_node/boolean_false_node instead of
6011 integer_one_node/integer_zero_node.
6013 2012-02-10 Jan Hubicka <jh@suse.cz>
6016 * predict.c (predict_paths_for_bb): Prevent looping.
6017 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6019 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6021 * config/arm/arm.c (output_move_double): In one case properly
6022 count number of instructions that will be emitted.
6024 2012-02-10 Richard Guenther <rguenther@suse.de>
6026 PR translation/52193
6027 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6029 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6032 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6034 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6037 * var-tracking.c (emit_note_insn_var_location): If
6038 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6039 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6040 non-NOTE_DURING_CALL_P insn.
6042 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6045 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6047 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6050 * gcc.c (switch_matches) Support switches with separated form,
6053 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6055 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6057 (RAMPZ_ADDR): Ditto.
6058 * config/avr/avr.c (avr_addr_t): New typedef.
6059 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6060 (avr_init_expanders): Initialize it.
6061 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6063 (expand_epilogue): Ditto.
6064 (avr_print_operand): Ditto.
6065 (avr_file_start): Ditto.
6066 (avr_emit_movmemhi): Ditto.
6068 2012-02-08 Richard Guenther <rguenther@suse.de>
6070 PR tree-optimization/46886
6071 * tree-flow.h (do_while_loop_p): Declare.
6072 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6073 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6075 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6077 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6078 always succeed for integers larger than a native word.
6080 2012-02-08 Richard Guenther <rguenther@suse.de>
6082 PR rtl-optimization/52170
6083 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6084 properly handle integer vector modes.
6086 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6088 PR gcov-profile/52150
6089 * coverage.c: Include target.h.
6090 (build_var): Call targetm.strip_name_encoding on the assembler name.
6091 Change one _ into . or $ if the target allows it.
6092 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6094 PR rtl-optimization/52139
6095 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6096 is a BARRIER after emit_insn_after_noloc, move BB_END
6097 to the last non-BARRIER insn before it.
6099 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6102 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6103 (mips_gimplify_va_arg_expr): Call it instead of
6104 std_gimplify_va_arg_expr.
6106 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6108 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6109 message for -mno-pointers-to-nested-function.
6111 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6114 * expr.c (get_inner_reference): If there is an offset, add a negative
6115 bit position to it (if any).
6117 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6119 PR rtl-optimization/52060
6120 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6121 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6122 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6123 and/or i0src_copy2 when needed.
6125 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6127 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6128 or LTOPLUGINSONAME if have_c.
6130 * config/freebsd-spec.h: Add comment about what macros can be defined
6132 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6133 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6136 2012-02-07 Richard Guenther <rguenther@suse.de>
6138 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6139 newline in -alias dumps.
6141 2012-02-07 Kai Tietz <ktietz@redhat.com>
6142 Dave Korn <dave.korn.cygwin@gmail.com>
6145 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6146 Take care that typinfo gets dllexport-attribute.
6148 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6151 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6152 if modifier < EXPAND_SUM call force_operand on the result.
6154 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6156 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6157 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6159 (epiphany_function_type): Replace types for specific interrupts with
6160 EPIPHANY_FUNCTION_INTERRUPT.
6161 (EPIPHANY_INTERRUPT_P): Update.
6162 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6163 New static function.
6164 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6165 <disinterrupt>: Affects type identity.
6166 (epiphany_handle_interrupt_attribute): Handle variable number of
6168 (epiphany_compute_function_type): Update for new
6169 epiphany_function_type definition.
6170 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6171 handlers with a longcall forwarder.
6172 (epiphany_start_function): Handle multiple interrupt arguments and/or
6173 forwarder_section attribute.
6175 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6178 2012-02-07 Alan Modra <amodra@gmail.com>
6181 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6184 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6186 PR tree-optimization/50969
6187 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6188 use vec_perm rather than vector_stmt.
6189 (vect_model_load_cost): Likewise.
6190 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6191 vec_perm to be the same as other vector statements.
6192 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6193 cost of vec_perm for TARGET_VSX.
6195 2012-02-06 Richard Guenther <rguenther@suse.de>
6197 PR tree-optimization/52115
6198 * tree-sra.c (access_has_replacements_p): New function.
6199 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6201 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6204 * trans-mem.c (expand_call_tm): Add an assertion.
6205 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6208 2012-02-06 Richard Guenther <rguenther@suse.de>
6210 PR tree-optimization/50955
6211 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6212 raise cost of expressions that replace an address with an
6213 expression based on a different pointer.
6215 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6218 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6219 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6221 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6224 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6225 -Weffc++ and specify guidelines come from second edition.
6227 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6229 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6230 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6231 (call_direct_split, call_value_split, call_value_internal_direct)
6232 (call_value_direct_split, call_value_multiple_split): Use jal and
6233 jal_macro attributes.
6235 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6237 * reload1.c (reload_regs_reach_end_p): Replace with...
6238 (reload_reg_rtx_reaches_end_p): ...this function.
6239 (new_spill_reg_store): Update commentary.
6240 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6241 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6242 before setting new_spill_reg_store.
6243 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6244 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6245 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6246 for non-spill reload registers.
6248 2012-02-05 Ira Rosen <irar@il.ibm.com>
6250 PR tree-optimization/52091
6251 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6252 (vect_is_simple_use_1): Likewise.
6253 * tree-vect-loop.c (vectorizable_reduction): Update calls
6254 to vect_is_simple_use_1 and vect_is_simple_use.
6255 (vectorizable_live_operation): Likewise.
6256 * tree-vect-patterns.c (widened_name_p,
6257 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6258 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6259 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6260 vectorizable_shift,vectorizable_operation, vectorizable_store,
6261 vectorizable_load): Likewise.
6262 (vect_is_simple_cond): Add an argument, pass it to
6263 vect_is_simple_use_1.
6264 (vectorizable_condition): Update calls to vect_is_simple_cond,
6266 (vect_is_simple_use): Add an argument, the statement in which
6267 OPERAND is used. Check that if OPERAND's def stmt is a double
6268 reduction phi node, the use is a phi node too.
6269 (vect_is_simple_use_1): Add an argument, pass it to
6271 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6272 to vect_is_simple_use.
6274 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6276 PR rtl-optimization/52095
6277 * modulo-sched.c (dump_insn_locator): New function.
6278 (loop_canon_p, sms_schedule): Use it.
6280 PR rtl-optimization/52113
6281 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6282 even for decomposable shift/zext insns.
6284 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6285 Zdenek Dvorak <ook@ucw.cz>
6287 PR rtl-optimization/52092
6288 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6289 on get_iv_value result.
6291 2012-02-02 Andrew Pinski <apinski@cavium.com>
6295 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6297 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6300 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6302 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6304 PR rtl-optimization/49800
6305 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6306 (sched_finish): Call regstat_free_n_sets_and_refs.
6308 2012-02-02 Jia Liu <proljc@gmail.com>
6310 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6313 2012-02-02 Jan Hubicka <jh@suse.cz>
6314 Tom de Vries <tom@codesourcery.com>
6317 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6318 * varpool.c (varpool_analyze_pending_decls): Likewise.
6320 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6321 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6323 * config.gcc: Add cr16-* support.
6325 * doc/extend.texi: Document cr16 extensions.
6326 * doc/install.texi: Document cr16 install.
6327 * doc/invoke.texi: Document cr16 options.
6328 * doc/md.texi: Document cr16 constraints.
6330 * common/config/cr16/cr16-common.c: New file.
6331 * config/cr16/cr16.c: New file.
6332 * config/cr16/cr16.h: New file.
6333 * config/cr16/cr16.md: New file.
6334 * config/cr16/cr16.opt: New file.
6335 * config/cr16/cr16-protos.h: New file.
6336 * config/cr16/predicates.md: New file.
6337 * config/cr16/constraints.md: New file.
6338 * config/cr16/t-cr16: New file.
6340 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6343 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6344 that operands[2] is either immediate, or q_regs_operand.
6346 PR tree-optimization/52073
6347 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6348 a pattern stmt for pattern uses, ignore uses outside of the loop.
6350 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6352 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6353 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6354 (OUT_AS1, OUT_AS2): Remove.
6356 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6358 PR rtl-optimization/51374
6359 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6360 to cross other volatile_refs_p insns.
6362 2012-02-01 Richard Guenther <rguenther@suse.de>
6364 * doc/invoke.texi (fno-inline): Clarify documentation.
6365 (finline-small-functions): Likewise.
6366 (finline-functions): Likewise.
6367 * common.opt (finline): Adjust comment and documentation.
6368 (finline-small-functions): Clarify documentation.
6369 (finline-functions): Likewise.
6370 (finline-functions-called-once): Likewise.
6372 2012-02-01 Tristan Gingold <gingold@adacore.com>
6374 * c-typeck.c (composite_type): Keep mode for pointers.
6376 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6378 * function.h (regno_reg_rtx): Adjust comment.
6379 * reginfo.c (init_reg_modes_target): Only use the previous mode
6380 if it fits within one register. Remove MIPS comment.
6382 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6385 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6387 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6389 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6390 to srak instruction.
6392 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6394 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6396 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6401 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6403 2012-01-31 Richard Guenther <rguenther@suse.de>
6405 PR tree-optimization/51528
6406 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6409 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6414 * ree.c (add_removable_extension): Change def_map argument
6415 to unsigned *, store in def_map 1 + offset into *insn_list vector
6416 instead of pointers into the vector.
6417 (find_removable_extensions): Adjust caller.
6419 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6421 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6422 Transform all "* quoted-c-code" to { c-code }.
6423 Remove redundant test for "optimize" in combine patterns.
6424 Move (include "avr-dimode.md") to end of file.
6426 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6429 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6430 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6432 2012-01-30 Richard Guenther <rguenther@suse.de>
6434 PR tree-optimization/52028
6435 * tree-loop-distribution.c (ldist_gen): Properly update
6438 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6441 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6442 set_cur_line_info_table if not emitting debug info.
6444 PR tree-optimization/52046
6445 * tree-vect-patterns.c (check_bool_pattern): Give up if
6446 a comparison could throw.
6449 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6451 2012-01-30 Richard Guenther <rguenther@suse.de>
6453 PR tree-optimization/52045
6454 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6455 SSA form if cfgcleanup did anything.
6457 2012-01-30 Richard Guenther <rguenther@suse.de>
6459 PR tree-optimization/52045
6460 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6461 before computing final todo.
6463 2012-01-30 Richard Guenther <rguenther@suse.de>
6465 PR tree-optimization/51528
6466 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6469 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6471 * df-problems.c (df_kill_notes): Check that the use refers
6472 to the note under examination.
6474 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6477 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6478 parameter and use short-lived pseudos.
6479 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6480 (sparc_expand_vector_init): Const-ify local variables and adjust
6481 calls to above functions.
6483 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6485 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6487 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6489 * doc/invoke.texi: Make usage of "compile time" and
6490 "run time"/"runtime" consistent throughout the file.
6492 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6494 * config/alpha/alpha.c (alpha_option_override): Default to
6495 full IEEE compliance mode for Go language.
6497 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6499 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6500 (LINK_SSP_SPEC): Define.
6502 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6505 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6508 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6510 * doc/invoke.texi: Correct hyphenation of "floating point",
6511 "double precision", and related terminology throughout the file.
6513 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6516 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6517 arm_general_register_operand predicate for operand 2 instead of
6520 2012-01-27 Ian Lance Taylor <iant@google.com>
6523 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6524 * builtins.c (expand_builtin_init_trampoline): Add onstack
6525 parameter. Change caller.
6526 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6527 * tree.c (build_common_builtin_nodes): Declare
6528 __builtin_init_heap_trampoline.
6530 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6532 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6533 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6534 * config/avr/avr.c: Ditto.
6535 (avr_regnames): Remove because unused.
6536 * config/avr/avr.md (*cpse.ne): New peephole.
6537 (*cpse.eq): New peephole from former cpse peepholes.
6539 2012-01-27 Michael Eager <eager@eagercon.com>
6541 * config/microblaze.c (microblaze_emit_compare): Correct
6542 test after pcmp instruction.
6544 2012-01-27 Richard Guenther <rguenther@suse.de>
6546 PR tree-optimization/52020
6547 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6549 2012-01-27 Richard Guenther <rguenther@suse.de>
6551 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6552 function non-const/pure.
6554 2012-01-27 Richard Guenther <rguenther@suse.de>
6556 PR tree-optimization/50444
6557 * tree-sra.c (build_ref_for_offset): Properly adjust the
6558 MEM_REF type for unaligned accesses.
6560 2012-01-27 Richard Guenther <rguenther@suse.de>
6562 PR tree-optimization/50444
6563 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6564 (expand_assignment): Use it. Properly handle misaligned
6565 bases when expanding stores to component references.
6566 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6569 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6572 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6573 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6574 * tree-data-ref.c (find_data_references_in_loop): Make static.
6575 (compute_all_dependences): Change return type to bool. Bail out
6576 for too many datarefs in a loop. Move the hunk resetting the data
6577 dependences vector from ...
6578 (compute_data_dependences_for_loop): ... here. Account for
6579 compute_all_dependences returning false.
6580 (compute_data_dependences_for_bb): Likewise.
6581 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
6582 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
6584 2012-01-27 Richard Guenther <rguenther@suse.de>
6587 * expr.c (store_field): Use the alias-set of the scratch memory
6590 2012-01-27 Tom de Vries <tom@codesourcery.com>
6592 PR tree-optimization/51990
6593 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
6595 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
6597 2012-01-27 Jakub Jelinek <jakub@redhat.com>
6600 * var-tracking.c (reverse_op): Don't add any reverse operation
6601 if V already has any constant locations.
6603 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6605 * doc/invoke.texi: Correct usage of "command line" (noun)
6606 vs "command-line" (adjective) throughout.
6608 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
6610 * doc/invoke.texi (Language Independent Options): Move
6611 -Wcoverage-mismatch blurb from here....
6612 (Warning Options): ...to here.
6614 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
6616 * config/rs6000/rs6000.c (rs6000_option_override_internal):
6617 Set rs6000_always_hint to false for 476.
6619 2012-01-27 Matthias Klose <doko@ubuntu.com>
6621 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
6623 * incpath.c (add_standard_paths): Likewise.
6625 2012-01-27 Richard Henderson <rth@redhat.com>
6627 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6628 * config/m68k/sync.md (atomic_test_and_set): Rename from
6629 sync_test_and_setqi and adjust the operands.
6630 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
6631 and unconditionally enable.
6633 2012-01-27 Richard Henderson <rth@redhat.com>
6635 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6636 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
6637 (ldstub): Rename from ldstubqi.
6638 (ldstub<I24MODE>): Remove.
6640 2012-01-27 Richard Henderson <rth@redhat.com>
6642 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
6643 * c-cppbuiltin.c (cpp_atomic_builtins): Define
6644 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
6645 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
6646 * doc/tm.texi: Rebuild.
6648 2012-01-27 Richard Henderson <rth@redhat.com>
6650 * optabs.c (gen_atomic_test_and_set): Remove default.
6651 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
6653 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6655 PR rtl-optimization/51978
6656 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
6657 (combine_reaching_defs): Likewise.
6658 (struct re_info): Remove.
6659 (add_removable_extension): Remove x and data arguments,
6660 add insn, insn_list and def_map. Use the arguments directly
6661 instead of using struct re_info.
6662 (find_removable_extensions): Don't call add_removable_extension
6663 through note_stores, instead just call it with single_set
6665 (find_and_remove_re): Pass curr_cand->expr instead of
6666 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
6668 2012-01-26 Michael Matz <matz@suse.de>
6670 PR tree-optimization/46590
6671 * cfgexpand.c: Revert last change (r183305).
6672 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
6674 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
6675 checking for emptiness.
6677 2012-01-26 Jakub Jelinek <jakub@redhat.com>
6680 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
6681 non-addressable non-BLKmode base correctly.
6683 2012-01-26 Michael Matz <matz@suse.de>
6685 PR tree-optimization/48794
6686 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
6687 regions referenced from RESX/EH_DISPATCH.
6689 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6691 * config/s390/s390.h: Make BRANCH_COST an option.
6692 * config/s390/s390.opt: New option -mbranch-cost.
6694 2012-01-26 Richard Henderson <rth@redhat.com>
6696 Revert 2012-01-24 change:
6697 * trans-mem.c (requires_barrier): Do not instrument thread local
6698 variables and emit save/restore for them.
6700 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6703 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
6706 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
6708 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
6711 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
6714 Rename __pgm to __flash.
6715 Rename __pgm1 to __flash1.
6716 Rename __pgm2 to __flash2.
6717 Rename __pgm3 to __flash3.
6718 Rename __pgm4 to __flash4.
6719 Rename __pgm5 to __flash5.
6720 Rename __pgmx to __memx.
6721 * doc/extend.texi (AVR Named Address Spaces)
6722 Rename address space names as indicated above.
6723 * config/avr/avr.c (avr_addrspace): Ditto.
6725 * config/avr/avr-protos.h
6726 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
6727 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
6728 * config/avr/predicates.md: Ditto.
6729 * config/avr/avr.c Ditto, and
6730 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
6731 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
6733 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
6734 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
6735 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
6736 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
6737 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
6738 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
6739 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
6740 * config/avr/avr.c: Ditto.
6741 * config/avr/avr.md: Ditto.
6743 2012-01-25 Jason Merrill <jason@redhat.com>
6746 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
6748 2012-01-25 Jakub Jelinek <jakub@redhat.com>
6750 PR tree-optimization/51987
6751 * tree-data-ref.c (get_references_in_stmt): Handle references in
6752 non-volatile GIMPLE_ASM.
6754 2012-01-25 Richard Guenther <rguenther@suse.de>
6756 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
6757 bases are dereferenced.
6759 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6761 PR rtl-optimization/48374
6762 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
6764 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
6766 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
6767 compute_data_dependences_for_loop returns false.
6768 * tree-parloops.c (loop_parallel_p): Likewise.
6770 2012-01-25 Richard Guenther <rguenther@suse.de>
6772 * tree.h (get_pointer_alignment_1): Declare.
6773 * builtins.c (get_pointer_alignment_1): New function.
6774 (get_pointer_alignment): Use it.
6776 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
6778 PR rtl-optimization/48308
6779 * combine.c (enum undo_kind): Add UNDO_LINKS.
6780 (struct undo): Add member l to other_contents and where.
6781 (do_SUBST_LINK): New.
6783 (try_combine): Handle LOG_LINKS for the dummy i1 case.
6784 (undo_all): Handle UNDO_LINKS.
6786 2012-01-25 Richard Henderson <rth@redhat.com>
6788 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
6791 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6793 * optabs.c (gen_atomic_test_and_set): Use each argument.
6795 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6797 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
6798 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
6799 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
6800 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
6801 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
6802 TARGET_PAIRED_SINGLE_FLOAT.
6804 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6806 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6807 (in_struct, return_val): Remove MEM documentation.
6808 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
6809 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
6810 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
6812 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
6813 * cfgexpand.c (add_alias_set_conflicts): Likewise.
6814 * expr.c (store_field): Likewise.
6815 * function.c (assign_stack_temp_for_type): Likewise.
6816 * ifcvt.c (noce_try_cmove_arith): Likewise.
6817 * reload1.c (reload): Likewise.
6818 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
6819 (alpha_set_memflags): Likewise.
6820 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
6822 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
6824 * rtl.h (true_dependence, canon_true_dependence): Remove varies
6826 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
6827 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
6828 (true_dependence_1, true_dependence, canon_true_dependence): Remove
6830 * cselib.c (cselib_rtx_varies_p): Delete.
6831 (cselib_invalidate_mem): Update call to canon_true_dependence.
6832 * dse.c (record_store, check_mem_read_rtx): Likewise.
6833 (scan_reads_nospill): Likewise.
6834 * cse.c (check_dependence): Likewise.
6835 (cse_rtx_varies_p): Delete.
6836 * expr.c (safe_from_p): Update call to true_dependence.
6837 * ira.c (validate_equiv_mem_from_store): Likewise.
6838 (memref_referenced_p): Likewise.
6839 * postreload-gcse.c (find_mem_conflicts): Likewise.
6840 * sched-deps.c (sched_analyze_2): Likewise.
6841 * store-motion.c (load_kills_store): Likewise.
6842 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
6843 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6844 (compute_transp): Update call to canon_true_dependence.
6846 2012-01-25 Richard Henderson <rth@redhat.com>
6848 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
6849 (maybe_emit_atomic_test_and_set): New.
6850 (expand_sync_lock_test_and_set): Use it.
6851 (expand_atomic_test_and_set): Likewise.
6852 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
6853 the implementation; clarify implementation defined details.
6854 * doc/md.texi (atomic_test_and_set): Document.
6856 2012-01-25 Richard Henderson <rth@redhat.com>
6858 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
6860 2012-01-25 Richard Henderson <rth@redhat.com>
6863 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
6864 to effect no-op split.
6866 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6869 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
6870 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
6871 (BT_FN_VOID_PTR_INT_SIZE): New.
6872 (BT_FN_UINT_UINT_VAR): Remove.
6873 (BT_FN_UINT32_UINT32_VAR): New.
6874 (BT_FN_DOUBLE_VPTR): Remove.
6875 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
6877 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
6878 (_ITM_changeTransactionMode): Same.
6879 (_ITM_memmoveRtWt): Change return type to void.
6880 (_ITM_memcpyRtWt): Same.
6881 (_ITM_memsetW): Same.
6882 (_ITM_RaRD): Change types to double.
6887 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
6889 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
6890 Patrick Marlier <patrick.marlier@gmail.com>
6892 * trans-mem.c (requires_barrier): Do not instrument thread local
6893 variables and emit save/restore for them.
6895 2012-01-24 Jason Merrill <jason@redhat.com>
6898 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
6899 output static aliases.
6901 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6904 * common.opt (-pie, -shared, pie, shared): Change from Common to
6906 * gcc.c (display_help): Display help for -pie and -shared.
6908 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
6911 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
6912 Remove note on size/offset limitation.
6913 (AVR Variable Attributes): Add example how to read data located
6914 with progmem. Refer to named address spaces.
6915 * doc/invoke.texi (AVR Options): Fix typo.
6917 2012-01-24 Richard Guenther <rguenther@suse.de>
6919 Forward-port to trunk
6920 2010-09-21 Jakub Jelinek <jakub@redhat.com>
6923 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
6924 op0 isn't sufficiently aligned and there is movmisalignM
6925 insn for mode, use it to load op0 into a temporary register.
6927 2012-01-24 Jakub Jelinek <jakub@redhat.com>
6930 * target.def (const_not_ok_for_debug_p): New hook.
6931 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
6933 * doc/tm.texi: Regenerated.
6934 * dwarf2out.c (const_ok_for_output_1): If
6935 targetm.const_not_ok_for_debug_p returns true, fail.
6936 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
6938 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
6940 2012-01-23 Kai Tietz <ktietz@redhat.com>
6943 * config/i386/predicates.md (symbolic_operand): Allow
6944 UNSPEC_PCREL as PIC expression for lea.
6945 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
6946 * config/i386/i386.c (ix86_delegitimize_address): Handle
6947 UNSPEC_PCREL for none-MEM, too.
6949 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6951 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
6952 (ipa_tm_create_version_alias): Same.
6954 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
6957 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
6958 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
6960 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
6961 Patrick Marlier <patrick.marlier@gmail.com>
6962 Iain Sandoe <developer@sandoe-acoustics.co.uk>
6965 * lto-wrapper.c (run_gcc): Pass the LTO section name to
6966 simple_object_start_read.
6968 2012-01-23 Richard Guenther <rguenther@suse.de>
6971 PR tree-optimization/51895
6972 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
6973 parameter decomposition into BLKmode components.
6975 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
6977 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
6978 fake variables for restrict-qualified pointers whose pointed-to type
6979 contains a placeholder.
6981 2012-01-23 Richard Guenther <rguenther@suse.de>
6983 PR tree-optimization/51949
6984 * ipa-split.c (execute_split_functions): Do not split malloc functions.
6986 2012-01-23 Jakub Jelinek <jakub@redhat.com>
6988 PR rtl-optimization/51933
6989 * ree.c (transform_ifelse): Return true right away if dstreg is
6990 already wider or equal to cand->mode.
6991 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
6992 (make_defs_and_copies_lists): Remove defs_list and copies_list
6993 arguments, add state argument, just truncate state->work_list
6994 instead of always allocating and freeing the vector. Assert that
6995 get_defs succeeds instead of returning 2. Changed return type to bool.
6996 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
6997 have ext_src_mode, see if it has been modified already with the
6998 right kind of extension and has been extended before from the
6999 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7000 just return true. Remember the original mode in state->modified array.
7001 (combine_reaching_defs): Add state argument. Don't allocate and
7002 free here def_list, copied_list and vec vectors, instead just
7003 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7004 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7005 Add state variable, clear vectors in it, initialize state.modified
7006 if needed. Free all the vectors at the end and state.modified too.
7007 Don't skip a candidate if the extension expression has been modified.
7009 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7012 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7013 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7014 (extra_options) interix.opt -> i386/interix.opt"
7015 (extra_objs):Add winnt-stubs.o
7016 * configure.ac: Add interix to target_os .comm on PE check.
7017 * configure: Regenerate.
7018 * config/interix3.h: Delete and move bits to..
7019 * config/interix.h: Delete and move bits to..
7020 * config/i386/i386-interix3.h: Delete and move bits to..
7021 * config/i386/i386-interix.h: ..here.
7022 (TARGET_CPU_DEFAULT): Remove redefinition.
7023 (TARGET_ASM_CONSTRUCTOR): Undefine.
7024 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7025 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7026 (PTRDIFF_TYPE): Define.
7027 (LONG_DOUBLE_TYPE_SIZE): Define.
7028 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7029 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7030 (TARGET_SECTION_TYPE_FLAGS): Define.
7031 (ASM_DECLARE_FUNCTION_NAME): Define.
7032 (ASM_OUTPUT_EXTERNAL): Define.
7033 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7034 (ASM_OUTPUT_ALIGNED_BSS): Define.
7035 (PCC_BITFIELD_TYPE_MATTERS): Define.
7036 (USE_CONST_SECTION): Define.
7037 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7038 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7039 (SUPPORTS_ONE_ONLY): Remove.
7040 (I386_PE_STRIP_ENCODING): Define.
7041 * config/interix.opt: Delete and move bits to..
7042 * config/i386/interix.opt: ..here. New.
7043 (mpe-aligned-commons): Add.
7044 * config/i386/t-interix: Add copyright header.
7045 (winnt-stubs.o): Add rule.
7047 2012-01-22 Jason Merrill <jason@redhat.com>
7050 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7051 for extra name aliases.
7053 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7055 PR rtl-optimization/51924
7056 * ree.c (combine_set_extension): Improve debugging message.
7057 (combine_reaching_defs): Likewise.
7058 (get_defs): Rename confusingly named variable.
7059 (find_and_remove_re): Skip a candidate if the extension expression has
7062 2012-01-21 Robert Millan <rmh@gnu.org>
7063 Gerald Pfeifer <gerald@pfeifer.com>
7065 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7066 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7068 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7070 PR tree-optimization/51914
7071 * tree-vect-stmts.c (vectorizable_conversion): For
7072 cvt_type && modifier == WIDEN, put temporary with cvt_type
7073 at the beginning of vec_dsts and set vec_dest to temporary
7076 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7078 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7080 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7082 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7083 * config/rs6000/rs6000.c: Likewise.
7085 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7088 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7089 output_move_double on a copy of operands array.
7091 2012-01-20 Cary Coutant <ccoutant@google.com>
7092 Dodji Seketeli <dodji@redhat.com>
7095 * dwarf2out.c (copy_declaration_context): Return ref to parent
7096 of declaration DIE, if necessary.
7097 (remove_child_or_replace_with_skeleton): Add new parameter; update
7098 caller. Place skeleton DIE under parent DIE of original declaration.
7099 Move call to copy_declaration_context to here ...
7100 (break_out_comdat_types): ... from here.
7102 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7104 PR rtl-optimization/51856
7105 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7108 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7111 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7112 hints for neon loads and stores.
7114 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7118 * doc/extend.texi (Named Address Spaces): Split into subsections.
7119 (AVR Named Address Spaces): New subsection.
7120 (M32C Named Address Spaces): New subsection.
7121 (RL78 Named Address Spaces): New subsection.
7122 (SPU Named Address Spaces): New subsection.
7123 (Variable Attributes): New anchor "AVR Variable Attributes".
7124 (AVR Variable Attributes): Rewrite and avoid wording
7125 "address space" in this context.
7126 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7127 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7128 (AVR Built-in Macros): New subsubsection therein.
7129 * doc/md.texi (AVR constraints): Remove "C04", "R".
7131 2012-01-20 Richard Guenther <rguenther@suse.de>
7133 PR tree-optimization/51903
7134 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7135 when removing stmts.
7137 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7140 * config/arm/arm.c (arm_load_pic_register): Use
7141 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7142 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7143 (arm_pic_static_addr): Likewise.
7144 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7145 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7146 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7147 (pic_load_addr_unified): New.
7149 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7152 * function.c (instantiate_virtual_regs_in_insn): Use
7153 delete_insn_and_edges when removing a wrong asm insn.
7155 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7157 PR rtl-optimization/40761
7158 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7159 Add new member loop_num.
7160 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7161 (ira_build): Remove the parameter.
7163 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7164 (ira.c): Do not build CFG loops for one region allocation. Remove
7165 argument from ira_build call.
7167 * ira-build.c (init_loop_tree_node): New function.
7168 (create_loop_tree_nodes): Use it. Separate the case when CFG
7169 loops are not built.
7170 (more_one_region_p): Check current_loops.
7171 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7173 (add_loop_to_tree): Process loop equal to NULL too.
7174 (form_loop_tree): Separate the case when CFG loops are not built.
7175 Use explicitly number for the root.
7176 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7178 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7179 instead of loop->num.
7180 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7181 (mark_all_loops_for_removal): Ditto.
7182 (remove_unnecessary_regions): Separate the case when CFG loops
7184 (ira_build): Remove the parameter. Use explicit number of regions
7185 when CFG loops are not built.
7187 * ira-color.c (print_loop_title): Separate the case for the root node.
7188 Use loop_num instead of loop->num.
7189 (move_spill_restore): Use loop_num instead of loop->num.
7191 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7192 (change_loop): Ditto.
7193 (change_loop): Use loop_num instead of loop->num.
7195 * ira-lives.c (process_bb_node_lives): Ditto.
7197 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7199 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7201 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7204 * tree-mudflap.c (mf_artificial): New function.
7205 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7206 mx_register_decls, mudflap_enqueue_decl): Use it.
7209 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7210 numbers in the insn pattern.
7212 2012-01-19 Michael Matz <matz@suse.de>
7214 PR tree-optimization/46590
7215 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7216 use it in remembering which conflicts we already created.
7217 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7220 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7223 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7224 (merge_and_complain): Same.
7226 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7229 * config/initfini-array.h: Guard content of the header
7230 with #ifdef HAVE_INITFINI_ARRAY.
7231 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7232 Add initfini-array.h to tm_file here.
7233 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7234 * config.gcc: Don't add initfini-array.h to tm_file here.
7235 * configure: Regenerated.
7237 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7239 PR rtl-optimization/51505
7240 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7241 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7242 (df_note_bb_compute): Update the call to df_kill_notes.
7244 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7246 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7248 2012-01-18 Richard Guenther <rguenther@suse.de>
7250 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7251 of conversions to void *.
7253 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7254 Richard Sandiford <rdsandiford@googlemail.com>
7258 * optabs.h (simplify_expand_binop): Declare.
7259 * optabs.c (simplify_expand_binop): Make global.
7260 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7261 endian targets if the source cannot be exactly covered by word
7264 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7267 * hard-reg-set.h (struct hard_reg_set_container): New type.
7268 * target.h (struct hard_reg_set_container): Forward declare.
7269 * target.def (set_up_by_prologue): New target hook.
7270 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7271 * doc/tm.texi: Regenerated.
7272 * function.c (thread_prologue_and_epilogue_insns): Change
7273 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7274 Call targetm.set_up_by_prologue on it.
7275 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7276 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7278 2012-01-17 Nick Clifton <nickc@redhat.com>
7280 * config/rx/rx.c (rx_can_use_simple_return): New function.
7281 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7282 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7284 2012-01-17 Richard Guenther <rguenther@suse.de>
7287 * expr.c (expand_assignment): Take address-space information
7288 from the address operand of MEM_REF and TARGET_MEM_REF.
7289 (expand_expr_real_1): Likewise.
7291 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7293 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7294 reload dump is requested.
7296 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7299 * trans-mem.c (requires_barrier): Call may_be_aliased.
7301 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7303 PR tree-optimization/51877
7304 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7305 call arguments and fndecls compare equal, instead return false if they
7306 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7307 both SSA_NAMEs that are valueized the same, or they satisfy
7310 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7312 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7314 * configure: Regenerate.
7316 2012-01-16 Jan Hubicka <jh@suse.cz>
7320 * convert.c (convert_to_integer): Use fold_convert for
7321 converting an INTEGER_CST to integer type.
7323 2012-01-16 Jason Merrill <jason@redhat.com>
7326 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7328 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7331 * config/s390/s390.c (s390_chunkify_start): Don't skip
7332 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7333 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7334 If insn is followed by NOTE_INSN_VAR_LOCATION or
7335 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7336 Don't use location of note insns.
7338 PR tree-optimization/51865
7339 * tree-inline.c (tree_function_versioning): Call remap_decl
7340 on DECL_RESULT whenever it has VOID_TYPE_P type.
7342 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7344 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7345 for calls to locally-binding MIPS16 functions if only the return
7346 type uses float regs.
7348 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7349 Richard Sandiford <rdsandiford@googlemail.com>
7351 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7352 (SYMBOL_32_HIGH): Likewise.
7353 (mips_output_tls_reloc_directive): Declare.
7354 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7355 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7356 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7357 (mips_lo_relocs, mips_hi_relocs): Make extern.
7358 (mips16_stub_function): Move up file.
7359 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7360 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7361 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7362 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7363 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7364 (mips_get_tp): Add MIPS16 support.
7365 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7366 Generalize DTPREL and TPREL handling.
7367 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7368 Add MIPS16 TLS support.
7369 (mips_output_tls_reloc_directive): New function.
7370 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7371 * config/mips/predicates.md (symbolic_operand_with_high)
7372 (tls_reloc_operand): New predicates.
7373 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7374 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7375 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7376 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7377 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7378 (*tls_get_tp_mips16_call_<mode>): Likewise.
7380 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7382 PR rtl-optimization/51821
7383 * recog.c (peep2_find_free_register): Determine clobbered registers
7386 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7389 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7390 * config/avr/avr.c: Likewise.
7391 * config/avr/avr.h: Likewise.
7393 2012-01-13 Ian Lance Taylor <iant@google.com>
7396 * tree.h (TYPE_QUALS): Add cast to int.
7397 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7399 2012-01-13 Ian Lance Taylor <iant@google.com>
7401 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7402 comparing param_index to VEC_length result.
7404 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7406 * c-decl.c: Do not include tree-mudflap.h
7407 * tree-optimize.c: Likewise.
7408 * Makefile.in: Update dependencies.
7410 2012-01-13 Richard Guenther <rguenther@suse.de>
7413 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7414 variable-sized result always use RSO.
7416 2012-01-12 DJ Delorie <dj@redhat.com>
7418 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7419 pointer type, not just the default pointer type.
7421 2012-01-09 Richard Henderson <rth@redhat.com>
7422 Denis Chertykov <chertykov@gmail.com>
7425 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7426 * config/avr/avr.c (avr_can_eliminate): Simplify.
7427 (avr_initial_elimination_offset): Likewise.
7428 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7429 (expand_epilogue): Likewise.
7430 (avr_legitimize_address): Gut.
7431 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7432 (avr_hard_regno_nregs): New.
7433 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7434 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7435 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7436 add soft frame pointer.
7437 (CALL_USED_REGISTERS): Likewise.
7438 (REG_CLASS_CONTENTS): Likewise.
7439 (REGISTER_NAMES): Likewise.
7440 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7441 (HARD_FRAME_POINTER_REGNUM): New.
7442 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7443 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7444 remove the HARD_FRAME_POINTER self-elimination.
7446 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7449 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7450 DECL_EXTERNAL when checking for initializers of progmem variables.
7452 2012-01-12 Ira Rosen <irar@il.ibm.com>
7454 PR tree-optimization/51799
7455 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7456 that the last operation is a type demotion.
7458 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7460 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7461 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7463 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7466 * combine.c (distribute_notes): If i3 is a noreturn call,
7467 allow old_size to be equal to args_size and make sure the
7468 noreturn call gets REG_ARGS_SIZE note.
7469 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7470 on noreturn calls even when the delta is 0.
7472 2012-01-11 Nathan Sidwell <nathan@acm.org>
7474 * gcov.c (STRING_SIZE): Remove.
7475 (generate_results): Erase annotations for source files with no
7476 coverage information.
7478 (output_lines): Use it.
7480 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7482 * gimple.h (gimplify_body): Remove first argument.
7483 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7484 pointer set here, instead just pass DATA to walk_tree.
7485 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7486 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7487 (unvisit_body): Likewise, but with unmark_visited.
7488 (gimplify_body): Remove BODY_P argument and adjust.
7489 (gimplify_function_tree): Adjust call to gimplify_body.
7490 * omp-low.c (finalize_task_copyfn): Likewise.
7492 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7494 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7495 (build_function_type_skip_args): Delete.
7496 * tree.c (build_function_type_skip_args): Make static and add
7497 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7498 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7499 pass it to build_function_type_skip_args.
7500 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7501 (tree_function_versioning): Likewise.
7502 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7503 build_function_decl_skip_args.
7504 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7505 and pass it to build_function_decl_skip_args/tree_function_versioning.
7506 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7507 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7508 * trans-mem.c (ipa_tm_create_version): Likewise.
7509 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7510 * tree-inline.c (declare_return_variable): Remove always-true test.
7511 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7512 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7513 * ipa-split.c (split_function): Skip the return value for the split
7514 part if it doesn't return.
7516 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7518 PR tree-optimization/49642
7519 * ipa-split.c (forbidden_dominators): New variable.
7520 (check_forbidden_calls): New function.
7521 (dominated_by_forbidden): Likewise.
7522 (consider_split): Check for forbidden dominators.
7523 (execute_split_functions): Initialize and free forbidden
7524 dominators info; call check_forbidden_calls.
7526 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7528 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7530 2012-01-11 Nick Clifton <nickc@redhat.com>
7532 * config/rx/rx.md (return): Define pattern.
7534 2012-01-11 Richard Guenther <rguenther@suse.de>
7536 * doc/extend.texi (malloc attribute): Adjust according to
7539 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7540 Patrick Marlier <patrick.marlier@gmail.com>
7543 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7544 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7545 (ipa_tm_note_irrevocable): Same.
7546 (ipa_tm_scan_irr_block): Same.
7547 (ipa_tm_decrement_clone_counts): Same.
7548 (ipa_tm_scan_irr_function): Same.
7549 (ipa_tm_create_version_alias): Same.
7550 (ipa_tm_create_version): Same.
7551 (ipa_tm_transform_calls_redirect): Same.
7552 (ipa_tm_transform_calls): Same.
7553 (ipa_tm_transform_transaction): Same.
7554 (ipa_tm_execute): Same.
7556 2012-01-10 Richard Guenther <rguenther@suse.de>
7559 * opts.c (common_handle_option): Handle -Werror.
7561 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7563 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7566 2012-01-10 Jason Merrill <jason@redhat.com>
7568 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7571 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7573 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7574 supports R_386_TLS_GD_PLT reloc.
7575 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7576 supports R_386_TLS_LDM_PLT reloc.
7577 * configure: Regenerate.
7578 * config.in: Regenerate.
7580 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
7583 Extend __pgmx semantics to linearize memory.
7584 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
7585 determine if code comes inline or from libgcc.
7586 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
7587 (movmem_qi, movmem_qi): Set constraint #2 to "n".
7588 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
7589 (movmemx_qi, movmemx_hi): New insns.
7590 (xload_<mode>_libgcc): Rewrite to new insn condition.
7591 (xload_<mode>): Remove insns.
7592 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
7593 cases that don't satisfy avr_xload_libgcc_p().
7594 (avr_addr_space_convert): Allow converting in any direction.
7595 (avr_addr_space_subset_p): Return always true.
7596 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
7597 (avr_emit_movmemhi): Ditto.
7598 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
7599 (avr_out_movmem): Ditto.
7600 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
7601 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
7602 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
7603 (avr_encode_section_info): Encode 'progmem' in symbol flags.
7604 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
7606 2012-01-10 Richard Guenther <rguenther@suse.de>
7608 PR tree-optimization/50913
7609 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
7610 Require data-refs to be representable by Graphite with respect
7613 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
7615 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
7616 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
7618 2012-01-10 Tom de Vries <tom@codesourcery.com>
7620 PR rtl-optimization/51271
7621 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
7622 handling annulled branch.
7624 2012-01-10 Richard Henderson <rth@redhat.com>
7626 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
7627 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
7628 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
7629 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
7630 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
7631 arm_expand_vec_perm_const): New.
7632 * config/arm/arm-protos.h: Update.
7633 * config/arm/neon.md (UNSPEC_VCONCAT): New.
7634 (*neon_vswp<VDQX>): New.
7635 (neon_vcombine<VDX>): Use neon_split_vcombine.
7636 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
7637 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
7638 (vec_perm<VE>): New.
7640 2012-01-10 Richard Henderson <rth@redhat.com>
7642 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
7643 use it if reload_completed.
7644 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
7645 arm_output_asm_insn, arm_process_output_memory_barrier,
7646 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
7647 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
7648 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
7649 arm_process_output_sync_insn, arm_output_sync_insn,
7650 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
7651 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
7652 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
7653 (emit_unlikely_jump): New.
7654 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
7655 (arm_split_atomic_op): New.
7656 * config/arm/arm-protos.h: Update.
7657 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
7658 (struct arm_sync_generator): Remove.
7659 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
7660 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
7661 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
7662 (VUNSPEC_LL, VUNSPEC_SC): New.
7663 (sync_result, sync_memory, sync_required_value, sync_new_value,
7664 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
7665 (attr length): Don't use arm_sync_loop_insns.
7666 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
7667 (movsfcc, movdfcc): Likewise.
7668 * config/arm/constraints.md (Ua): New.
7669 * config/arm/prediates.md (mem_noofs_operand): New.
7670 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
7671 (sync_clobber, sync_t2_reqd): Remove.
7672 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
7673 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
7674 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
7675 (arm_sync_compare_and_swap<SIDI>): Remove.
7676 (arm_sync_compare_and_swap<NARROW>): Remove.
7677 (arm_sync_lock_test_and_set<SIDI>): Remove.
7678 (arm_sync_lock_test_and_set<NARROW>): Remove.
7679 (arm_sync_new_<syncop><SIDI>): Remove.
7680 (arm_sync_new_<syncop><NARROW>): Remove.
7681 (arm_sync_new_nand<SIDI>): Remove.
7682 (arm_sync_new_nand<NARROW>): Remove.
7683 (arm_sync_old_<syncop><SIDI>): Remove.
7684 (arm_sync_old_<syncop><NARROW>): Remove.
7685 (arm_sync_old_nand<SIDI>): Remove.
7686 (arm_sync_old_nand<NARROW>): Remove.
7687 (*memory_barrier): Merge arm_output_memory_barrier.
7688 (atomic_compare_and_swap<QHSD>): New.
7689 (atomic_compare_and_swap<NARROW>_1): New.
7690 (atomic_compare_and_swap<SIDI>_1): New.
7691 (atomic_exchange<QHSD>): New.
7692 (cas_cmp_operand, cas_cmp_str): New.
7693 (atomic_op_operand, atomic_op_str): New.
7694 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
7695 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
7696 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
7697 (arm_load_exclusive<NARROW>): New.
7698 (arm_load_exclusivesi, arm_load_exclusivedi): New.
7699 (arm_store_exclusive<QHSD>): New.
7701 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
7703 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
7704 reload patterns if -mvsx-scalar-memory.
7706 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
7707 generated, even -mno-vsx-scalar-double was used.
7708 (vsx_xscvdpsp_scalar): Likewise.
7709 (vsx_xscvspdp_scalar2): Likewise.
7711 2012-01-09 Tom de Vries <tom@codesourcery.com>
7712 Andrew Pinski <apinski@cavium.com>
7715 * reorg.c (fill_slots_from_thread): Don't speculate
7716 frame-related insns.
7718 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
7720 * sched-int.h (bb_note): Move to...
7721 * basic-block.h: ...here.
7722 * haifa-sched.c (bb_note): Move to...
7723 * cfgrtl.c: ...here.
7724 * function.c (next_block_for_reg): New function.
7725 (move_insn_for_shrink_wrap): Likewise.
7726 (prepare_shrink_wrap): Rewrite to use the above.
7728 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
7730 * gimple.c (is_gimple_non_addressable): Remove.
7731 * gimple.h: Remove is_gimple_non_addressable.
7732 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
7733 is_gimple_non_addressable.
7734 * trans-mem.c (expand_assign_tm): Same.
7736 2012-01-09 Richard Guenther <rguenther@suse.de>
7738 PR tree-optimization/51775
7739 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
7740 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
7742 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7744 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
7746 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
7748 2012-01-09 Richard Guenther <rguenther@suse.de>
7750 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
7752 2012-01-08 Jan Hubicka <jh@suse.cz>
7754 PR tree-optimize/51680
7755 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
7756 on when known_vals needs to be computed; cleanup.
7758 2012-01-08 Jan Hubicka <jh@suse.cz>
7760 PR tree-optimize/51694
7761 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
7763 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
7765 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
7766 for -std=c++98 and -std=c++11 too.
7768 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
7770 * cfgloop.c (cancel_loop): Add free() of bbs array.
7772 2012-01-07 Jan Hubicka <jh@suse.cz>
7774 PR tree-optimization/51600
7775 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
7776 that benefits small functions.
7778 2012-01-07 Jan Hubicka <jh@suse.cz>
7780 * ipa-inline.c (want_inline_small_function_p): Fix formating.
7782 2012-01-07 Jan Hubicka <jh@suse.cz>
7784 PR tree-optimization/51680
7785 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
7786 whose inlining reduce unit size.
7788 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
7791 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
7792 Add canonical node to containing_mem chain after the non-canonical
7793 one, even if there weren't any locs to propagate.
7794 (remove_useless_values): Keep only canonical values.
7795 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
7796 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
7797 canonicalize mem_chain elements that are not discarded.
7799 2012-01-06 Jakub Jelinek <jakub@redhat.com>
7802 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
7803 before emitting functions.
7805 PR gcov-profile/50127
7806 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
7807 clear_aux_for_blocks.
7809 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
7812 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
7814 2012-01-06 Arnaud Charlet <charlet@adacore.com>
7816 * c-decl.c (ext_block): Moved up.
7817 (collect_all_refs, for_each_global_decl): Take ext_block into account.
7819 2012-01-06 Han Shen <shenhan@google.com>
7821 Translate built-in include paths for sysroot.
7822 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
7823 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
7825 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
7826 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
7828 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
7829 control whether sysroot should be prepended to gxx include dir.
7831 * configure: Regenerate.
7833 2012-01-06 Torvald Riegel <triegel@redhat.com>
7835 PR rtl-optimization/51771
7836 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
7837 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
7839 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7841 PR tree-optimization/51315
7842 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
7843 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
7845 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
7848 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
7849 for shrp pattern. Correctly handle and fixup shift variable.
7850 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
7852 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7855 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
7856 note when !ACCUMULATE_OUTGOING_ARGS.
7858 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
7860 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
7862 (extract_range_from_unary_expr_1): Avoid useless computations.
7864 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7866 PR rtl-optimization/51767
7867 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
7868 of jump_block and add an extra edge for degenerated asm gotos.
7871 * stmt.c (check_unique_operand_names): Don't ICE during error
7872 reporting if i is from labels chain.
7875 * profile.c (branch_prob): Split bbs that have exit edge
7876 and need a fake entry edge too.
7878 2012-01-05 Jan Hubicka <jh@suse.cz>
7881 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
7884 2012-01-05 Richard Guenther <rguenther@suse.de>
7887 * tree-streamer-out.c (write_ts_optimization): New function.
7888 (streamer_write_tree_body): Call it.
7889 * tree-streamer-in.c (lto_input_ts_optimization): New function.
7890 (streamer_read_tree_body): Call it.
7891 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
7893 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7896 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
7897 * gimplify.c (gimplify_cleanup_point_expr): Save and set
7898 in_cleanup_point_expr before gimplify_stmt call and restore it
7900 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
7901 in_cleanup_point_expr is false.
7903 2012-01-05 Richard Guenther <rguenther@suse.de>
7906 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
7908 * toplev.c (process_options): Reject combining mudflap and LTO.
7909 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
7911 2012-01-05 Richard Guenther <rguenther@suse.de>
7913 PR tree-optimization/51760
7914 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
7916 (bit_value_unop): Handle UNDEFINED operands.
7917 (bit_value_binop): Likewise.
7919 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
7921 * config/avr/avr.c (avr_replace_prefix): Remove.
7922 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
7923 (avr_asm_function_rodata_section): Ditto.
7924 (avr_asm_select_section): Ditto.
7926 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
7928 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
7931 2012-01-05 Jakub Jelinek <jakub@redhat.com>
7934 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
7935 calls that have any non-fake successor edges.
7938 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
7940 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
7942 PR tree-optimization/51624
7943 * tree-sra.c (build_ref_for_model): When replicating a chain of
7944 COMPONENT_REFs, stop as soon as the offset would become negative.
7946 2012-01-04 Jakub Jelinek <jakub@redhat.com>
7949 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
7950 in .debug_loc on the floor.
7952 2012-01-04 Andrew Pinski <apinski@cavium.com>
7954 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
7956 2012-01-04 Andrew Pinski <apinski@cavium.com>
7957 Adam Nemet <anemet@caviumnetworks.com>
7959 * config/mips/mips.md (size): Add SI and DI.
7960 (SIZE): New mode attribute.
7961 (U): New code attribute.
7962 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
7963 (mips_lbux_<mode>): Delete.
7964 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
7965 (mips_lhx): Use gen_mips_lhx_extsi.
7966 (mips_lhx_<mode>): Delete.
7968 (mips_l<size>x): New expand.
7969 (mips_lwx_<mode>): Delete.
7970 (mips_l<GPR:size>x_<P:mode>): New pattern.
7971 (*mips_lw<u>x_<P:mode>_ext): Likewise.
7972 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
7973 * config/mips/mips.c (mips_lx_address_p): New function.
7974 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
7975 (dsp64): New availability predicate.
7976 (mips_builtins): Add an entry for __builtin_mips_ldx.
7977 * config/mips/mips.h (ISA_HAS_LBX): New define.
7978 (ISA_HAS_LBUX): Likewise.
7979 (ISA_HAS_LHX): Likewise.
7980 (ISA_HAS_LHUX): Likewise.
7981 (ISA_HAS_LWX): Likewise.
7982 (ISA_HAS_LWUX): Likewise.
7983 (ISA_HAS_LDX): Likewise.
7984 * doc/extend.texi (__builtin_mips_ldx): Document.
7986 2012-01-04 Tristan Gingold <gingold@adacore.com>
7988 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
7989 when long pointers are used.
7990 * config.build (*-*-*vms*): Handle all OpenVMS targets.
7991 (alpha64-dec-*vms*, alpha*-dec-*vms*)
7992 (ia64-hp-*vms*): Remove.
7993 * config/vms/xm-vms64.h: Delete.
7995 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
7998 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8000 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8002 * opts.c (finish_options): Remove duplicate sorry.
8004 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8007 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8010 2012-01-04 Richard Guenther <rguenther@suse.de>
8013 * tree.c (size_low_cst): New function.
8014 * tree.h (size_low_cst): Declare.
8015 * fold-const.c (fold_comparison): Use it to extract the low
8016 part of the POINTER_PLUS_EXPR offset.
8018 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8020 Fix clearing ZERO_REG
8021 * config/avr/avr.md (cc): Add alternative "ldi".
8022 (movqi_insn): Use it in cc attribute.
8023 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8024 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8025 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8027 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8029 * configure: Regenerate.
8031 2012-01-04 Richard Guenther <rguenther@suse.de>
8033 PR tree-optimization/49651
8034 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8035 (var_can_have_subvars): Use it.
8036 (get_constraint_for_1): Only consider subfields if there can be any.
8038 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8041 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8042 to its new canonical_cselib_val and the cselib_val was in
8043 first_containing_mem chain, but the canonical_cselib_val was not,
8044 add the latter into the chain.
8045 (cselib_invalidate_mem): Compare canonical_cselib_val of
8046 addr_list chain elt with v.
8049 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8050 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8052 (output_macinfo_op): Don't ggc_strdup fd->filename.
8053 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8054 then ggc_strdup it. Don't free inc->info or cur->info.
8055 (output_macinfo): Don't free ref->info or file->info.
8057 2012-01-03 Ira Rosen <irar@il.ibm.com>
8059 PR tree-optimization/51269
8060 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8061 first_niters a pointer.
8062 (slpeel_tree_peel_loop_to_edge): Likewise.
8063 (vect_do_peeling_for_loop_bound): Update call to
8064 slpeel_tree_peel_loop_to_edge.
8065 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8066 here. Remove it from the parameters list.
8067 (vect_do_peeling_for_alignment): Update calls and compute
8070 2012-01-03 Richard Guenther <rguenther@suse.de>
8072 PR tree-optimization/51070
8073 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8074 Properly handle calls.
8076 2012-01-03 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/51692
8079 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8080 the LHS of allocation stmts.
8082 2012-01-03 Olivier Hainque <hainque@adacore.com>
8084 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8086 2012-01-03 Olivier Hainque <hainque@adacore.com>
8088 * collect2.c (main): In AIX specific computations for vector
8089 insertions, use CONST_CAST2 to cast from char ** to const char **.
8091 2012-01-03 Richard Guenther <rguenther@suse.de>
8094 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8095 the context of a limbo DIE when it does not already exist.
8097 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8099 PR tree-optimization/51719
8100 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8101 but direct call is, clear direct call's lhs and don't add fallthrough
8102 edge from dcall_bb to join_bb and PHIs.
8104 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8106 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8107 the instructions emitted by the pattern.
8108 ("*TDC_insn_<mode>"): Add comment.
8110 2012-01-03 Richard Guenther <rguenther@suse.de>
8113 * fold-const.c (fold_comparison): Properly canonicalize
8114 tree offset and HOST_WIDE_INT bit position.
8116 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8118 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8119 operands for extzv pattern.
8121 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8124 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8127 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8129 * doc/invoke.texi (-flto and related options): Copy-edit.
8131 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8133 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8135 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8137 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8140 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8142 * expr.h (move_by_pieces_ninsns): Declare.
8143 * expr.c (move_by_pieces_ninsns): Make external.
8144 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8145 (mips_store_by_pieces_p): Likewise.
8146 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8147 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8148 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8149 (mips_store_by_pieces_p): Likewise.
8151 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8153 * passes.c (register_one_dump_file): Free full_name.
8155 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8156 (calculate_elim_costs_all_insns): Free offsets_at and
8157 offsets_known_at at the end and clear the pointers.
8159 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8161 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8162 this option introduced in r180739.
8164 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8167 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8168 (tmake_file target=avr): Add avr/t-multilib.
8170 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8171 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8172 * config/avr/genmultilib.awk: New file.
8173 * config/avr/t-multilib: New auto-generated file.
8174 * config/avr/multilib.h: New auto-generated file.
8175 * config/avr/t-avr (AVR_MCUS): New variable.
8176 (genopt.sh): Use it.
8177 (s-mlib): Depend on t-multilib.
8178 (t-multilib, multilib.h): New dependencies.
8179 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8180 (MULTILIB_OPTIONS): Remove.
8181 (MULTILIB_MATCHES): Remove.
8182 (MULTILIB_DIRNAMES): Remove.
8183 (MULTILIB_EXCEPTIONS): Remove:
8184 * config/avr/genopt.sh: Don't use hard coded file name;
8185 pass AVR_MCUS from t-avr instead.
8187 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8189 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8191 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8193 Implement light-weight DImode support.
8194 * config/avr/avr-dimode.md: New file.
8195 * config/avr/avr.md: Include it.
8196 (adjust_len): Add plus64, compare64.
8197 (HIDI): Remove code iterator.
8198 (code_stdname): New code attribute.
8199 (rotx, rotsmode): Remove DI.
8200 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8202 * config/avr/avr-protos.h (avr_have_dimode): New.
8203 (avr_out_plus64, avr_out_compare64): New.
8204 * config/avr/avr.c (avr_out_compare): Handle DImode.
8205 (avr_have_dimode): New variable definition and initialization.
8206 (avr_out_compare64, avr_out_plus64): New functions.
8207 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8208 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8209 (avr_compare_pattern): Skip DImode comparisons.
8211 2012-01-02 Revital Eres <revital.eres@linaro.org>
8213 * ddg.c (def_has_ccmode_p): New function.
8214 (add_cross_iteration_register_deps,
8215 create_ddg_dep_from_intra_loop_link): Call it.
8217 2012-01-02 Richard Guenther <rguenther@suse.de>
8220 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8222 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8224 * gcc.c (process_command): Update copyright notice dates.
8225 * gcov.c (print_version): Likewise.
8226 * gcov-dump.c (print_version): Likewise.
8227 * mips-tfile.c (main): Likewise.
8228 * mips-tdump.c (main): Likewise.
8230 2012-01-01 Ira Rosen <irar@il.ibm.com>
8232 PR tree-optimization/51704
8233 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8234 a use is inside the basic block or loop before accessing its vect info.
8236 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8238 PR rtl-optimization/51069
8239 * cfgloopmanip.c (remove_path): Removing path making irreducible
8240 region unconditional makes BB part of the region.
8242 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8244 PR tree-optimization/51683
8245 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8246 calls with side-effects.
8247 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8249 Copyright (C) 2012 Free Software Foundation, Inc.
8251 Copying and distribution of this file, with or without modification,
8252 are permitted in any medium without royalty provided the copyright
8253 notice and this notice are preserved.