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1 2012-01-10  Tom de Vries  <tom@codesourcery.com>
2
3         PR rtl-optimization/51271
4         * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
5         handling annulled branch.
6
7 2012-01-10  Richard Henderson  <rth@redhat.com>
8
9         * config/arm/arm.c (arm_vectorize_vec_perm_const_ok, 
10         TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
11         struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
12         arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
13         arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
14         arm_expand_vec_perm_const): New.
15         * config/arm/arm-protos.h: Update.
16         * config/arm/neon.md (UNSPEC_VCONCAT): New.
17         (*neon_vswp<VDQX>): New.
18         (neon_vcombine<VDX>): Use neon_split_vcombine.
19         (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
20         * config/arm/vec-common.md (vec_perm_const<VALL>): New.
21         (vec_perm<VE>): New.
22
23 2012-01-10  Richard Henderson  <rth@redhat.com>
24
25         * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
26         use it if reload_completed.
27         (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
28         arm_output_asm_insn, arm_process_output_memory_barrier,
29         arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
30         arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
31         arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
32         arm_process_output_sync_insn, arm_output_sync_insn,
33         arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
34         (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
35         (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
36         (emit_unlikely_jump): New.
37         (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
38         (arm_split_atomic_op): New.
39         * config/arm/arm-protos.h: Update.
40         * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
41         (struct arm_sync_generator): Remove.
42         * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
43         VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
44         (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
45         (VUNSPEC_LL, VUNSPEC_SC): New.
46         (sync_result, sync_memory, sync_required_value, sync_new_value,
47         sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
48         (attr length): Don't use arm_sync_loop_insns.
49         (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
50         (movsfcc, movdfcc): Likewise.
51         * config/arm/constraints.md (Ua): New.
52         * config/arm/prediates.md (mem_noofs_operand): New.
53         (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
54         (sync_clobber, sync_t2_reqd): Remove.
55         (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
56         (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
57         (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
58         (arm_sync_compare_and_swap<SIDI>): Remove.
59         (arm_sync_compare_and_swap<NARROW>): Remove.
60         (arm_sync_lock_test_and_set<SIDI>): Remove.
61         (arm_sync_lock_test_and_set<NARROW>): Remove.
62         (arm_sync_new_<syncop><SIDI>): Remove.
63         (arm_sync_new_<syncop><NARROW>): Remove.
64         (arm_sync_new_nand<SIDI>): Remove.
65         (arm_sync_new_nand<NARROW>): Remove.
66         (arm_sync_old_<syncop><SIDI>): Remove.
67         (arm_sync_old_<syncop><NARROW>): Remove.
68         (arm_sync_old_nand<SIDI>): Remove.
69         (arm_sync_old_nand<NARROW>): Remove.
70         (*memory_barrier): Merge arm_output_memory_barrier.
71         (atomic_compare_and_swap<QHSD>): New.
72         (atomic_compare_and_swap<NARROW>_1): New.
73         (atomic_compare_and_swap<SIDI>_1): New.
74         (atomic_exchange<QHSD>): New.
75         (cas_cmp_operand, cas_cmp_str): New.
76         (atomic_op_operand, atomic_op_str): New.
77         (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
78         (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
79         (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
80         (arm_load_exclusive<NARROW>): New.
81         (arm_load_exclusivesi, arm_load_exclusivedi): New.
82         (arm_store_exclusive<QHSD>): New.
83
84 2012-01-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
85
86         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
87         reload patterns if -mvsx-scalar-memory.
88
89         * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
90         generated, even -mno-vsx-scalar-double was used.
91         (vsx_xscvdpsp_scalar): Likewise.
92         (vsx_xscvspdp_scalar2): Likewise.
93
94 2012-01-09  Tom de Vries  <tom@codesourcery.com>
95             Andrew Pinski  <apinski@cavium.com>
96
97         PR debug/51471
98         * reorg.c (fill_slots_from_thread): Don't speculate frame-related insns.
99
100 2012-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
101
102         * sched-int.h (bb_note): Move to...
103         * basic-block.h: ...here.
104         * haifa-sched.c (bb_note): Move to...
105         * cfgrtl.c: ...here.
106         * function.c (next_block_for_reg): New function.
107         (move_insn_for_shrink_wrap): Likewise.
108         (prepare_shrink_wrap): Rewrite to use the above.
109
110 2012-01-09  Aldy Hernandez  <aldyh@redhat.com>
111
112         * gimple.c (is_gimple_non_addressable): Remove.
113         * gimple.h: Remove is_gimple_non_addressable.
114         * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
115         is_gimple_non_addressable.
116         * trans-mem.c (expand_assign_tm): Same.
117
118 2012-01-09  Richard Guenther  <rguenther@suse.de>
119
120         PR tree-optimization/51775
121         * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
122         * tree-ssa-pre.c (eliminate): Properly fixup EH info.
123
124 2012-01-09  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
125
126         * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
127         tuning parameters.
128         * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
129
130 2012-01-09  Richard Guenther  <rguenther@suse.de>
131
132         * tree-streamer-out.c (write_ts_optimization): Fix spelling.
133
134 2012-01-08  Jan Hubicka  <jh@suse.cz>
135
136         PR tree-optimize/51680
137         * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
138         on when known_vals needs to be computed; cleanup.
139
140 2012-01-08  Jan Hubicka  <jh@suse.cz>
141
142         PR tree-optimize/51694
143         * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
144
145 2012-01-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
146
147         * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
148         for -std=c++98 and -std=c++11 too.
149
150 2012-01-08  Chung-Lin Tang  <cltang@codesourcery.com>
151
152         * cfgloop.c (cancel_loop): Add free() of bbs array.
153
154 2012-01-07  Jan Hubicka  <jh@suse.cz>
155
156         PR tree-optimization/51600
157         * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
158         that benefits small functions.
159
160 2012-01-07  Jan Hubicka  <jh@suse.cz>
161
162         * ipa-inline.c (want_inline_small_function_p): Fix formating.
163
164 2012-01-07  Jan Hubicka  <jh@suse.cz>
165
166         PR tree-optimization/51680
167         * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
168         whose inlining reduce unit size.
169
170 2012-01-07  Alexandre Oliva  <aoliva@redhat.com>
171
172         PR bootstrap/51725
173         * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
174         Add canonical node to containing_mem chain after the non-canonical
175         one, even if there weren't any locs to propagate.
176         (remove_useless_values): Keep only canonical values.
177         (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
178         (cselib_invalidate_mem): Likewise.  Ensure v is canonical, and
179         canonicalize mem_chain elements that are not discarded.
180
181 2012-01-06  Jakub Jelinek  <jakub@redhat.com>
182
183         PR target/47333
184         * cgraphunit.c (cgraph_optimize): Call output_weakrefs
185         before emitting functions.
186
187         PR gcov-profile/50127
188         * bb-reorder.c (partition_hot_cold_basic_blocks): Call
189         clear_aux_for_blocks.
190
191 2012-01-06  Alexandre Oliva  <aoliva@redhat.com>
192
193         PR debug/51746
194         * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
195
196 2012-01-06  Arnaud Charlet  <charlet@adacore.com>
197
198         * c-decl.c (ext_block): Moved up.
199         (collect_all_refs, for_each_global_decl): Take ext_block into account.
200
201 2012-01-06  Han Shen  <shenhan@google.com>
202
203         Translate built-in include paths for sysroot.
204         * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
205         (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
206
207         * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
208         GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
209
210         * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
211         control whether sysroot should be prepended to gxx include dir.
212
213         * configure: Regenerate.
214
215 2012-01-06  Torvald Riegel  <triegel@redhat.com>
216
217         PR rtl-optimization/51771
218         * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST):
219         New.
220         * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
221
222 2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
223
224         PR tree-optimization/51315
225         * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
226         (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
227
228 2012-01-05  Uros Bizjak  <ubizjak@gmail.com>
229
230         PR target/51681
231         * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
232         for shrp pattern.  Correctly handle and fixup shift variable.
233         Return false when shift > nelt for BYTES_BIG_ENDIAN target.
234
235 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
236
237         PR debug/51762
238         * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
239         note when !ACCUMULATE_OUTGOING_ARGS.
240
241 2012-01-05  Eric Botcazou  <ebotcazou@adacore.com>
242
243         * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
244         condition.
245         (extract_range_from_unary_expr_1): Avoid useless computations.
246
247 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
248
249         PR rtl-optimization/51767
250         * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
251         of jump_block and add an extra edge for degenerated asm gotos.
252
253         PR middle-end/51768
254         * stmt.c (check_unique_operand_names): Don't ICE during error
255         reporting if i is from labels chain.
256
257         PR middle-end/44777
258         * profile.c (branch_prob): Split bbs that have exit edge
259         and need a fake entry edge too.
260
261 2012-01-05  Jan Hubicka  <jh@suse.cz>
262
263         PR middle-end/49710
264         * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
265         unlooping loops.
266
267 2012-01-05  Richard Guenther  <rguenther@suse.de>
268
269         PR lto/50490
270         * tree-streamer-out.c (write_ts_optimization): New function.
271         (streamer_write_tree_body): Call it.
272         * tree-streamer-in.c (lto_input_ts_optimization): New function.
273         (streamer_read_tree_body): Call it.
274         * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
275
276 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
277
278         PR middle-end/51761
279         * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
280         * gimplify.c (gimplify_cleanup_point_expr): Save and set
281         in_cleanup_point_expr before gimplify_stmt call and restore it
282         afterwards.
283         (gimplify_target_expr): Don't add {CLOBBER} cleanup if
284         in_cleanup_point_expr is false.
285
286 2012-01-05  Richard Guenther  <rguenther@suse.de>
287
288         PR middle-end/51764
289         * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
290         to c.opt.
291         * toplev.c (process_options): Reject combining mudflap and LTO.
292         * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
293
294 2012-01-05  Richard Guenther  <rguenther@suse.de>
295
296         PR tree-optimization/51760
297         * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
298         not VARYING.
299         (bit_value_unop): Handle UNDEFINED operands.
300         (bit_value_binop): Likewise.
301
302 2012-01-05  Georg-Johann Lay  <avr@gjlay.de>
303
304         * config/avr/avr.c (avr_replace_prefix): Remove.
305         (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
306         (avr_asm_function_rodata_section): Ditto.
307         (avr_asm_select_section): Ditto.
308
309 2012-01-05  Marcus Shawcroft  <marcus.shawcroft@arm.com>
310
311         * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
312         insertion.
313
314 2012-01-05  Jakub Jelinek  <jakub@redhat.com>
315
316         PR bootstrap/51648
317         * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
318         calls that have any non-fake successor edges.
319
320         PR debug/51746
321         * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
322
323 2012-01-04  Eric Botcazou  <ebotcazou@adacore.com>
324
325         PR tree-optimization/51624
326         * tree-sra.c (build_ref_for_model): When replicating a chain of
327         COMPONENT_REFs, stop as soon as the offset would become negative.
328
329 2012-01-04  Jakub Jelinek  <jakub@redhat.com>
330
331         PR debug/51695
332         * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
333         in .debug_loc on the floor.
334
335 2012-01-04  Andrew Pinski  <apinski@cavium.com>
336
337         * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
338
339 2012-01-04  Andrew Pinski  <apinski@cavium.com>
340             Adam Nemet  <anemet@caviumnetworks.com>
341
342         * config/mips/mips.md (size): Add SI and DI.
343         (SIZE): New mode attribute.
344         (U): New code attribute.
345         * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
346         (mips_lbux_<mode>): Delete.
347         (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
348         (mips_lhx): Use gen_mips_lhx_extsi.
349         (mips_lhx_<mode>): Delete.
350         (mips_lwx): Delete.
351         (mips_l<size>x): New expand.
352         (mips_lwx_<mode>): Delete.
353         (mips_l<GPR:size>x_<P:mode>): New pattern.
354         (*mips_lw<u>x_<P:mode>_ext): Likewise.
355         * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
356         * config/mips/mips.c (mips_lx_address_p): New function.
357         (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
358         (dsp64): New availability predicate.
359         (mips_builtins): Add an entry for __builtin_mips_ldx.
360         * config/mips/mips.h (ISA_HAS_LBX): New define.
361         (ISA_HAS_LBUX): Likewise.
362         (ISA_HAS_LHX): Likewise.
363         (ISA_HAS_LHUX): Likewise.
364         (ISA_HAS_LWX): Likewise.
365         (ISA_HAS_LWUX): Likewise.
366         (ISA_HAS_LDX): Likewise.
367         * doc/extend.texi (__builtin_mips_ldx): Document.
368
369 2012-01-04  Tristan Gingold  <gingold@adacore.com>
370
371         * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
372         when long pointers are used.
373         * config.build (*-*-*vms*): Handle all OpenVMS targets.
374         (alpha64-dec-*vms*, alpha*-dec-*vms*)
375         (ia64-hp-*vms*): Remove.
376         * config/vms/xm-vms64.h: Delete.
377
378 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
379
380         PR middle-end/51472
381         * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
382
383 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
384
385         * opts.c (finish_options): Remove duplicate sorry.
386
387 2012-01-04  Aldy Hernandez  <aldyh@redhat.com>
388
389         PR middle-end/51696
390         * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
391         correctly.
392
393 2012-01-04  Richard Guenther  <rguenther@suse.de>
394
395         PR middle-end/51750
396         * tree.c (size_low_cst): New function.
397         * tree.h (size_low_cst): Declare.
398         * fold-const.c (fold_comparison): Use it to extract the low
399         part of the POINTER_PLUS_EXPR offset.
400
401 2012-01-04  Georg-Johann Lay  <avr@gjlay.de>
402
403         Fix clearing ZERO_REG
404         * config/avr/avr.md (cc): Add alternative "ldi".
405         (movqi_insn): Use it in cc attribute.
406         * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
407         (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
408         (output_reload_insisf): Use ZERO_REG to pre-clear register.
409
410 2012-01-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
411
412         * configure: Regenerate.
413
414 2012-01-04  Richard Guenther  <rguenther@suse.de>
415
416         PR tree-optimization/49651
417         * tree-ssa-structalias.c (type_can_have_subvars): New function.
418         (var_can_have_subvars): Use it.
419         (get_constraint_for_1): Only consider subfields if there can be any.
420
421 2012-01-03  Jakub Jelinek  <jakub@redhat.com>
422
423         PR bootstrap/51725
424         * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
425         to its new canonical_cselib_val and the cselib_val was in
426         first_containing_mem chain, but the canonical_cselib_val was not,
427         add the latter into the chain.
428         (cselib_invalidate_mem): Compare canonical_cselib_val of
429         addr_list chain elt with v.
430
431         PR pch/51722
432         * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
433         dwarf2out_undef): Allocate e.info using ggc_strdup instead
434         of xstrdup.
435         (output_macinfo_op): Don't ggc_strdup fd->filename.
436         (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
437         then ggc_strdup it.  Don't free inc->info or cur->info.
438         (output_macinfo): Don't free ref->info or file->info.
439
440 2012-01-03  Ira Rosen  <irar@il.ibm.com>
441
442         PR tree-optimization/51269
443         * tree-vect-loop-manip.c (set_prologue_iterations): Make
444         first_niters a pointer.
445         (slpeel_tree_peel_loop_to_edge): Likewise.
446         (vect_do_peeling_for_loop_bound): Update call to
447         slpeel_tree_peel_loop_to_edge.
448         (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
449         here.  Remove it from the parameters list.
450         (vect_do_peeling_for_alignment): Update calls and compute
451         wide_prolog_niters.
452
453 2012-01-03  Richard Guenther  <rguenther@suse.de>
454
455         PR tree-optimization/51070
456         * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
457         Properly handle calls.
458
459 2012-01-03  Richard Guenther  <rguenther@suse.de>
460
461         PR tree-optimization/51692
462         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
463         the LHS of allocation stmts.
464
465 2012-01-03  Olivier Hainque  <hainque@adacore.com>
466
467         * system.h: Prior to #define, #undef fopen and freopen unconditionally.
468
469 2012-01-03  Olivier Hainque  <hainque@adacore.com>
470
471         * collect2.c (main): In AIX specific computations for vector
472         insertions, use CONST_CAST2 to cast from char ** to const char **.
473
474 2012-01-03  Richard Guenther  <rguenther@suse.de>
475
476         PR debug/51650
477         * dwarf2out.c (dwarf2out_finish): Always create a DIE for
478         the context of a limbo DIE when it does not already exist.
479
480 2012-01-03  Jakub Jelinek  <jakub@redhat.com>
481
482         PR tree-optimization/51719
483         * value-prof.c (gimple_ic): When indirect call isn't noreturn,
484         but direct call is, clear direct call's lhs and don't add fallthrough
485         edge from dcall_bb to join_bb and PHIs.
486
487 2012-01-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
488
489         * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
490         the instructions emitted by the pattern.
491         ("*TDC_insn_<mode>"): Add comment.
492
493 2012-01-03  Richard Guenther  <rguenther@suse.de>
494
495         PR middle-end/51730
496         * fold-const.c (fold_comparison): Properly canonicalize
497         tree offset and HOST_WIDE_INT bit position.
498
499 2012-01-02  Uros Bizjak  <ubizjak@gmail.com>
500
501         * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
502         operands for extzv pattern.
503
504 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
505
506         PR bootstrap/51725
507         * cselib.c (add_mem_for_addr): Call canonical_cselib_val
508         on mem_elt first.
509
510 2012-01-02  Sandra Loosemore  <sandra@codesourcery.com>
511
512         * doc/invoke.texi (-flto and related options): Copy-edit.
513
514 2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
515
516         * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
517
518 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
519
520         * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
521         New patterns.
522
523 2012-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
524
525         * expr.h (move_by_pieces_ninsns): Declare.
526         * expr.c (move_by_pieces_ninsns): Make external.
527         * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
528         (mips_store_by_pieces_p): Likewise.
529         * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
530         (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
531         * config/mips/mips.c (mips_move_by_pieces_p): New function.
532         (mips_store_by_pieces_p): Likewise.
533
534 2012-01-02  Jakub Jelinek  <jakub@redhat.com>
535
536         * passes.c (register_one_dump_file): Free full_name.
537
538         * reload1.c (reload): Don't allocate reg_max_ref_width here.
539         (calculate_elim_costs_all_insns): Free offsets_at and
540         offsets_known_at at the end and clear the pointers.
541
542 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
543
544         * config/avr/avr.opt (-mbranch-cost): Fix double definition of
545         this option introduced in r180739.
546
547 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
548
549         PR target/51345
550         * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
551         (tmake_file target=avr): Add avr/t-multilib.
552
553         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
554         to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
555         * config/avr/genmultilib.awk: New file.
556         * config/avr/t-multilib: New auto-generated file.
557         * config/avr/multilib.h: New auto-generated file.
558         * config/avr/t-avr (AVR_MCUS): New variable.
559         (genopt.sh): Use it.
560         (s-mlib): Depend on t-multilib.
561         (t-multilib, multilib.h): New dependencies.
562         (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
563         (MULTILIB_OPTIONS): Remove.
564         (MULTILIB_MATCHES): Remove.
565         (MULTILIB_DIRNAMES): Remove.
566         (MULTILIB_EXCEPTIONS): Remove:
567         * config/avr/genopt.sh: Don't use hard coded file name;
568         pass AVR_MCUS from t-avr instead.
569
570 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
571
572         * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
573
574 2012-01-02  Georg-Johann Lay  <avr@gjlay.de>
575
576         Implement light-weight DImode support.
577         * config/avr/avr-dimode.md: New file.
578         * config/avr/avr.md: Include it.
579         (adjust_len): Add plus64, compare64.
580         (HIDI): Remove code iterator.
581         (code_stdname): New code attribute.
582         (rotx, rotsmode): Remove DI.
583         (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
584         as code iterator.
585         * config/avr/avr-protos.h (avr_have_dimode): New.
586         (avr_out_plus64, avr_out_compare64): New.
587         * config/avr/avr.c (avr_out_compare): Handle DImode.
588         (avr_have_dimode): New variable definition and initialization.
589         (avr_out_compare64, avr_out_plus64): New functions.
590         (avr_out_plus_1): Use simplify_unary_operation to negate xval.
591         (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
592         (avr_compare_pattern): Skip DImode comparisons.
593
594 2012-01-02  Revital Eres  <revital.eres@linaro.org>
595
596         * ddg.c (def_has_ccmode_p): New function.
597         (add_cross_iteration_register_deps,
598         create_ddg_dep_from_intra_loop_link): Call it.
599
600 2012-01-02  Richard Guenther  <rguenther@suse.de>
601
602         PR other/51679
603         * invoke.texi (fassociative-math): Remove spurious paranthesis.
604
605 2012-01-01  Jakub Jelinek  <jakub@redhat.com>
606
607         * gcc.c (process_command): Update copyright notice dates.
608         * gcov.c (print_version): Likewise.
609         * gcov-dump.c (print_version): Likewise.
610         * mips-tfile.c (main): Likewise.
611         * mips-tdump.c (main): Likewise.
612
613 2012-01-01  Ira Rosen  <irar@il.ibm.com>
614
615         PR tree-optimization/51704
616         * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
617         a use is inside the basic block or loop before accessing its vect info.
618
619 2012-01-01  Jan Hubicka  <jhjh@suse.cz>
620
621         PR rtl-optimization/51069
622         * cfgloopmanip.c (remove_path): Removing path making irreducible
623         region unconditional makes BB part of the region.
624
625 2012-01-01  Jakub Jelinek  <jakub@redhat.com>
626
627         PR tree-optimization/51683
628         * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
629         calls with side-effects.
630         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
631 \f
632 Copyright (C) 2012 Free Software Foundation, Inc.
633
634 Copying and distribution of this file, with or without modification,
635 are permitted in any medium without royalty provided the copyright
636 notice and this notice are preserved.