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2010-02-05 Richard Guenther <rguenther@suse.de>
[thirdparty/gcc.git] / gcc / ChangeLog
CommitLineData
6872bf3c 12010-02-05 Richard Guenther <rguenther@suse.de>
2
3 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all
4 conversions.
5 (fold_const_aggregate_ref): Likewise.
6 (ccp_fold_stmt): Substitute loads.
7 (maybe_fold_reference): Verify types before substituting.
8 Unshare properly.
9 (fold_gimple_assign): Unshare properly.
10 (fold_stmt_1): Insert conversion if necessary before replacing
11 the RHS.
12
1697bcd2 132010-02-05 Nathan Froyd <froydnj@codesourcery.com>
14
15 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
16 for rs6000_gen_cell_microcode.
17
76e2bdc6 182010-02-04 Richard Guenther <rguenther@suse.de>
19
20 PR rtl-optimization/42952
21 * dse.c (const_or_frame_p): Remove MEM handling.
22
e5924da4 232010-02-04 Nick Clifton <nickc@redhat.com>
24
25 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
26 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
27 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
28 (mn10300_asm_output_mi_thunk): New function.
29 (mn10300_can_output_mu_thunk): New function.
30 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
31 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
32 (FUNCTION_ARG): Delete incorrect comment.
33
767a8a1c 342010-02-03 Jason Merrill <jason@redhat.com>
35
36 PR c++/40138
37 * fold-const.c (operand_equal_p): Handle erroneous types.
38
dfa584f5 392010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1b4b4eee 40
41 * config/h8300/h8300.md (can_delay): Fix attibute condition.
42
1e622bfc 432010-02-03 Vladimir Makarov <vmakarov@redhat.com>
44
dfa584f5 45 PR rtl-optimization/42941
1e622bfc 46 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
47 of xmalloc.
48
da136652 492010-02-03 Jason Merrill <jason@redhat.com>
50
51 PR c++/35652
52 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
53
01df1184 542010-02-03 Alexandre Oliva <aoliva@redhat.com>
55
56 PR debug/42896
57 * cselib.h (struct cselib_val_struct): Add uid. Rename value to
58 hash.
59 (cselib_reset_table): Renamed from...
60 (cselib_reset_table_with_next_value): ... this.
61 (cselib_get_next_uid): Renamed from...
62 (cselib_get_next_unknown_value): ... this.
63 * cselib.c (next_uid): Renamed from...
64 (next_unknown_value): ... this.
65 (cselib_clear_table): Adjust.
66 (cselib_reset_table): Adjust. Renamed from...
67 (cselib_reset_table_with_next_value): ... this.
68 (cselib_get_next_uid): Adjust. Renamed from...
69 (cselib_get_next_unknown_value): ... this.
70 (get_value_hash): Use hash.
71 (cselib_hash_rtx): Likewise.
72 (new_cselib_val): Adjust. Set and dump uid.
73 (cselib_lookup_mem): Pass next_uid as hash.
74 (cselib_subst_to_values): Likewise.
75 (cselib_log_lookup): Dump uid.
76 (cselib_lookup): Pass next_uid as hash. Adjust.
77 (cselib_process_insn): Adjust.
78 (cselib_init): Initialize next_uid.
79 (cselib_finish): Adjust.
80 (dump_cselib_table): Likewise.
81 * dse.c (canon_address): Dump value uid.
82 * print-rtl.c (print_rtx): Print value uid.
83 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
84 (dvuid): New type.
85 (dv_uid): New function, sort of renamed from...
86 (dv_htab_hash): ... this, reimplemented in terms of it and...
87 (dv_uid2hash): ... this. New.
88 (variable_htab_eq): Drop excess assertions.
89 (tie_break_pointers): Removed.
90 (canon_value_cmp): Compare uids.
91 (variable_post_merge_New_vals): Print uids.
92 (vt_add_function_parameters): Adjust.
93 (vt_initialize): Reset table. Adjust.
94
4ef43bbd 952010-02-03 Richard Guenther <rguenther@suse.de>
96
97 PR tree-optimization/42944
98 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
99 calloc.
100 (call_may_clobber_ref_p_1): Likewise. Properly handle
101 malloc and calloc clobbering errno.
102
05476866 1032010-02-03 Steven Bosscher <steven@gcc.gnu.org>
104
105 * doc/invoke.texi: Fix name of sched1 dump.
106
107 * opts.c (decode_options): Set flag_tree_switch_conversion
108 only conditionally on optimize >= 2.
109
110 * gcse.c: Assorted comment fixes in pass description.
111
5cf6bd40 1122010-02-03 Anthony Green <green@moxielogic.com>
113
114 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
115 nop padding in order to maintain alignment of storage location of
116 target function address.
117 (moxie_trampoline_init): Store target function address at newly
118 aligned location.
119 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
120 to 32.
121 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
122
9e1eb6c1 1232010-02-03 Richard Guenther <rguenther@suse.de>
124
125 PR middle-end/42927
126 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
127
b138ccdd 1282010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
129
130 * config.gcc: Reenable check for obsolete targets.
131 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
132 mips-sgi-irix6.[0-4]*.
133
09bb92cc 1342010-02-02 Nick Clifton <nickc@redhat.com>
135
136 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
137 constant size of 4 as being the same as 0.
138 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
139 can take values in the range 0..4.
140
d00113a8 1412010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
142
143 PR java/41991
144 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
145 as _darwin10_Unwind_FindEnclosingFunction().
146 * libgcc-libsystem.ver: New.
147
9dab02d9 1482010-02-01 Vladimir Makarov <vmakarov@redhat.com>
149
150 PR target/41399
151 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
152 implicitly set registers.
153
b3cd5f55 1542010-02-01 Richard Earnshaw <rearnsha@arm.com>
155
156 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
157 (arm_override_options): Allow automatic selection of the thread
158 pointer register if thumb2.
159 (legitimize_pic_address): Improve code sequences for Thumb2.
160 (arm_call_tls_get_addr): Likewise.
161 (legitimize_tls_address): Likewise.
162 * arm.md (pic_load_addr_arm): Delete. Replace with ...
163 (pic_load_addr_32bit): ... this. New named pattern.
164 * thumb2.md (pic_load_addr_thumb2): Delete.
165 (pic_load_dot_plus_four): Delete.
166 (tls_load_dot_plus_four): New named pattern.
167
e707a9ba 1682010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
169
170 PR libgomp/29986
171 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
172 Document fix for TLS bug.
173
b744201e 1742010-01-31 Richard Guenther <rguenther@suse.de>
175
176 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
177 conservatively correct.
178
a24fb5c4 1792010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
180
181 PR target/42850
182 Revert:
183 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
184
185 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
186
17b6993a 1872010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
188
189 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
190
0767c2a8 1912010-01-31 Kai Tietz <kai.tietz@onevision.com>
192
193 * config.gcc: Adjust order of makefile fragments for mingw targets.
194
ff5d4405 1952010-01-31 Richard Guenther <rguenther@suse.de>
196
197 PR middle-end/42898
198 * gimplify.c (gimplify_init_constructor): For volatile LHS
199 initialize a temporary.
200
8b94bf70 2012010-01-31 Matthias Klose <doko@ubuntu.com>
202
203 * configure.ac: Fix __stack_chk_fail check for cross builds configured
204 --with-headers
205 * configure: Regenerate.
206
4b4d1513 2072010-01-29 Eric Botcazou <ebotcazou@adacore.com>
208
209 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
210 the same alias set and their sizes different constantness.
211 (aliasing_component_refs_p): Revert 2009-10-24 change.
212
e882a286 2132010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
214
215 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
216 unused.
217
338cce8f 2182010-01-29 Richard Guenther <rguenther@suse.de>
219
220 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
221 Assert we successfully updated the call.
222
86fc6921 2232010-01-29 Jakub Jelinek <jakub@redhat.com>
224
225 PR rtl-optimization/42889
226 * df.h (df_set_bb_dirty_nonlr): New prototype.
227 * df-core.c (df_set_bb_dirty_nonlr): New function.
228 * df-scan.c (df_insn_rescan): Call it instead of
229 df_set_bb_dirty for DEBUG_INSNs.
230
00efe249 2312010-01-29 Richard Guenther <rguenther@suse.de>
232
233 PR middle-end/37448
234 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
235 quadratic behavior in most cases.
236
f9319fa7 2372010-01-28 Uros Bizjak <ubizjak@gmail.com>
238
239 PR target/42891
240 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
241 in the call to gen_x86_movsicc_0_m1.
242
8341e6d9 2432010-01-28 Richard Guenther <rguenther@suse.de>
244
245 PR tree-optimization/42871
246 * tree-ssa-pre.c (phi_translate_set): Make sure to retain
247 leaders.
248
94144e68 2492010-01-28 Richard Guenther <rguenther@suse.de>
250
251 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
252 into call arguments.
253
11d28f28 2542010-01-28 Richard Guenther <rguenther@suse.de>
255
256 PR middle-end/42883
257 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
258 the forwarder if the destination is an EH landing pad.
259
2602010-01-28 Razya Ladelsky <razya@il.ibm.com>
fbbe5b51 261
f9319fa7 262 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
fbbe5b51 263 block list passed to gimple_duplicate_sese_tail.
264 (parallelize_loops): Avoid parallelization when the function
265 has_nonlocal_label.
266 Avoid parallelization when the preheader is IRREDUCIBLE.
267 Try to optimize when estimated_loop_iterations_int is unresolved.
268 Add the loop's location to the dump file.
11d28f28 269 * tree-cfg.c (add_phi_args_after_redirect): Remove.
fbbe5b51 270 (gimple_duplicate_sese_tail): Remove the check for the latch.
271 Redirect nexits to the exit block.
272 Remove handling of the incoming edges to the latch.
273 Redirect the backedge from the copied latch to the exit bb.
274
080980d0 2752010-01-28 Michael Matz <matz@suse.de>
276
277 PR target/42881
278 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
279 Wrap force_reg into a sequence, emit it before user.
280
ff82f757 2812010-01-28 Stephen Thomas <stephen.thomas@arm.com>
282
283 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
284 (arm_rev): New.
285 (arm_legacy_rev): Likewise.
286 (thumb_legacy_rev): Likewise.
287
8331aacd 2882010-01-27 Jakub Jelinek <jakub@redhat.com>
289
290 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
291 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
292 on MEM's address failed, try avoid_constant_pool_reference and
293 recurse if it returned something different.
294 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
295 address, try avoid_constant_pool_reference and recurse if it
296 returned something different.
297 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
298 address and avoid_constant_pool_reference returned something
299 different, don't set have_address.
300
bf262632 3012010-01-27 Alexandre Oliva <aoliva@redhat.com>
302
303 PR debug/42861
304 * var-tracking.c (val_store): Add modified argument, obey it.
305 Adjust callers.
306 (count_uses): Move down logging of main.
307 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
308 don't need resolution.
309 (emit_notes_in_bb): Likewise.
310
7547883d 3112010-01-27 Richard Guenther <rguenther@suse.de>
312
313 PR middle-end/42878
314 * tree-inline.c (remap_decl): Delay remapping of SSA name
315 default definitions until we need them.
316
efcca74a 3172010-01-27 Jakub Jelinek <jakub@redhat.com>
318
5711f254 319 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
320 (rs6000_delegitimize_address): New function.
321
3b6b647c 322 * config/s390/s390.c (s390_delegitimize_address): Call
323 delegitimize_mem_from_attrs.
324
efcca74a 325 PR middle-end/42874
326 * tree-inline.c (cannot_copy_type_1): Removed.
327 (copy_forbidden): Don't forbid copying of functions containing
328 records/unions with variable length fields.
329
8b8c291d 3302010-01-27 Christian Bruel <christian.bruel@st.com>
331
332 Revert:
333 PR target/42841
334 * config/sh/sh.c (find_barrier): Increase length for non delayed
335 conditional branches.
f9319fa7 336
14940535 3372010-01-27 Matthias Klose <doko@ubuntu.com>
338
339 * configure.ac (gnu-unique-object): Fix ldd version check.
340 * configure: Regenerate.
341
b17559bc 3422010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
343
344 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
345 HAVE_GNU_AS value.
346 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
347 Test for HAVE_GNU_AS value.
348
e2fb821c 3492010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
350
351 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
352 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
353 INT64_TYPE): Define.
354 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
355 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
356 INT_LEAST64_TYPE): Define.
357 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
358 UINT_LEAST64_TYPE): Define.
359 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
360 INT_FAST64_TYPE): Define.
361 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
362 UINT_FAST64_TYPE): Define.
363 (INTMAX_TYPE, UINTMAX_TYPE): Define.
364 (INTPTR_TYPE, UINTPTR_TYPE): Define.
365 (SIG_ATOMIC_TYPE): Define.
366
76d2e170 3672010-01-26 Richard Guenther <rguenther@suse.de>
368
369 * df-scan.c (df_scan_set_bb_info): Remove assert.
370 (df_insn_rescan_debug_internal): Merge asserts.
371 (df_install_ref): Likewise.
372 (df_mark_reg): Use bitmap_set_range.
373 (df_hard_reg_used_p): Remove assert.
374 (df_hard_reg_used_count): Likewise.
375
41ceca3d 3762010-01-26 Richard Guenther <rguenther@suse.de>
377
378 PR rtl-optimization/42685
379 * web.c (web_main): Ignore DEBUG_INSNs.
380
78d39c62 3812010-01-26 Joern Rennecke <amylaar@spamcop.net>
382
383 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
384
385 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
386 Fix types of fndecl and arglist parameters.
387
0b76e49c 3882010-01-26 Richard Guenther <rguenther@suse.de>
389
390 PR middle-end/42806
391 * tree-eh.c (unsplit_eh): Skip debug insns.
392
997f78fd 3932010-01-26 Richard Guenther <rguenther@suse.de>
394
395 PR tree-optimization/42250
396 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
397
295e9e85 3982010-01-26 Jakub Jelinek <jakub@redhat.com>
399
400 PR fortran/42866
401 * omp-low.c (expand_omp_sections): Only use single_pred if
402 l2_bb is single_pred_p.
403
db46fcd4 4042010-01-25 Christian Bruel <christian.bruel@st.com>
405
406 PR target/42841
407 * config/sh/sh.c (find_barrier): Increase length for non delayed
408 conditional branches.
409 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
410
fcc74387 4112010-01-24 David S. Miller <davem@davemloft.net>
412
b17559bc 413 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
fcc74387 414 define if not using GAS.
b17559bc 415 * config/sparc/sparc.c (sparc_elf_asm_named_section):
fcc74387 416 Likewise. Delete SECTION_MERGE code, which is only applicable
417 when using GAS.
418
70caa883 4192010-01-24 Mark Mitchell <mark@codesourcery.com>
420
421 PR c++/42748
422 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
423 mangling of va_list in system headers.
424
c84b1d32 4252010-01-23 Toon Moene <toon@moene.org>
426
427 * tree-predcom.c (combine_chains): Return NULL, not false.
428
eeb74f9f 4292010-01-23 Joern Rennecke <amylaar@spamcop.net>
430
431 * tree-loop-distribution.c (distribute_loop): Fix declaration and
432 initialization of variable res to agree with return type.
433
ab5fa7d3 4342010-01-22 Steve Ellcey <sje@cup.hp.com>
435
436 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
437 * tree-sra.c: Add include of expr.h.
438
8d7f27c3 4392010-01-22 Jakub Jelinek <jakub@redhat.com>
440
441 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
442 insert the debug stmt on the single non-EH edge from the stmt.
443
fd9864aa 4442010-01-22 Richard Henderson <rth@redhat.com>
445
446 PR tree-opt/42833
447 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
448 the RHS until after generate_subtree_copies has insertted its
449 code before the current statement.
450
2171e626 4512010-01-22 Joern Rennecke <amylaar@spamcop.net>
452
453 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
454
c77752e7 455 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
456
27490d00 4572010-01-21 Martin Jambor <mjambor@suse.cz>
458
459 PR tree-optimization/42585
460 * tree-sra.c (struct access): New field grp_total_scalarization.
461 (dump_access): Dump the new field.
462 (should_scalarize_away_bitmap): New variable.
463 (cannot_scalarize_away_bitmap): Likewise.
464 (sra_initialize): Allocate new bitmaps.
465 (sra_deinitialize): Free new bitmaps.
466 (create_access_1): New function.
467 (create_access): Parts moved to create_access_1.
468 (type_consists_of_records_p): New function.
469 (completely_scalarize_record): Likewise.
470 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
471 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
472 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
473 access.
474 (analyze_all_variable_accesses): Completely scalarize small eligible
475 records.
476
00bba8d6 4772010-01-21 Martin Jambor <mjambor@suse.cz>
478
479 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
480
15b28e16 4812010-01-21 Andrew Haley <aph@redhat.com>
482
f9319fa7 483 * gcc.c (process_command): Move lang_specific_driver before
484 setting cc_libexec_prefix.
15b28e16 485
53293165 4862010-01-21 Richard Guenther <rguenther@suse.de>
487
488 PR middle-end/19988
489 * fold-const.c (negate_expr_p): Pretend only negative
490 real constants are easily negatable.
491
8df5a43d 4922010-01-20 Janis Johnson <janis187@us.ibm.com>
493 Jason Merrill <jason@redhat.com>
494
495 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
496 (TYPE_TRANSPARENT_AGGR): this, for union and record.
497 * calls.c (initialize argument_information): Handle it.
498 * c-common.c (handle_transparent_union_attribute): Use new name.
499 * c-decl.c (finish_struct): Ditto.
500 * c-typeck.c (type_lists_compatible_p): Ditto.
501 (convert_for_assignment): Use new name and also handle record.
502 * function.c (aggregate_value_p): Handle it.
503 (pass_by_reference): Ditto.
504 (assign_parm_data_types): Ditto.
505 * print-tree.c (print_node): Ditto.
506 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
507 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
508 * tree.c (first_field): New fn.
509
7b2c73ad 5102010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
511
512 PR target/42818
513 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
514 even when linking statically, for now.
515
3af97df7 5162010-01-20 Alexandre Oliva <aoliva@redhat.com>
517
518 PR debug/42715
519 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
520 without a cselib val.
521 (count_uses): Accept MO_VAL_SET with no val on stores.
522 (add_stores): Likewise.
523
65683f79 5242010-01-20 Jakub Jelinek <jakub@redhat.com>
525
526 * var-tracking.c (check_value_val): Add a compile time assertion.
527 (dv_is_decl_p): Simplify.
528 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
529 gcc_assert if ENABLE_CHECKING.
530
0358713f 5312010-01-20 Alexandre Oliva <aoliva@redhat.com>
532
533 PR debug/42782
534 * var-tracking.c: Include tree-flow.h.
535 (mem_dies_at_call): New.
536 (dataflow_set_preserve_mem_locs): Use it.
537 (dataflow_set_remove_mem_locs): Likewise.
538 (dump_var): Renamed from dump_variable. Adjust all callers.
539 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
540 * Makefile.in (var-tracking.o): Adjust deps.
541
20beac72 5422010-01-20 Joern Rennecke <amylaar@spamcop.net>
543
544 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
545
0672b268 5462010-01-20 Richard Guenther <rguenther@suse.de>
547
548 PR tree-optimization/42717
549 * tree-ssa-dce.c (get_live_post_dom): Remove.
550 (forward_edge_to_pdom): Take an arbitrary edge to copy
551 degenerate PHI args from.
552 (remove_dead_stmt): Use the first post-dominator even if it
553 does not contain live statements as redirection destination.
554
e6a18807 5552010-01-20 Richard Guenther <rguenther@suse.de>
556
557 * tree-inline.c (estimate_num_insns): Handle EH builtins.
558
57ab8ec3 5592010-01-20 Jakub Jelinek <jakub@redhat.com>
560
561 * sel-sched.c (create_speculation_check): Remove set but not used
562 variable twin.
563 (try_transformation_cache): Remove set but not used variable ds.
564 (calculate_privileged_insns): Remove set but not used variables
565 cur_insn and min_spec_insn.
566 (find_best_expr): Remove set but not used variable avail_n.
567 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
568 variable e.
569 * cgraphunit.c (assemble_thunk): Remove set but not used variable
570 false_label.
571 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
572 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
573 new_scop_exit_edge.
574
2144cc85 5752010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
576
577 PR bootstrap/42786
578 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
579 cpu types. Add support for *-sse3 cpu types.
580 (x86_64-*-*): Ditto.
581
13ceb2c0 5822010-01-20 Jakub Jelinek <jakub@redhat.com>
583
584 PR middle-end/42803
585 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
586 argument, call initializer_constant_valid_p_1 instead of
587 initializer_constant_valid_p, pass CACHE to it, return NULL
588 immediately if first call returns NULL.
589 (initializer_constant_valid_p_1): New function.
590 (initializer_constant_valid_p): Use it.
591
7f634222 5922010-01-20 Thomas Quinot <quinot@adacore.com>
593
594 * tree.def (PLACEHOLDER_EXPR): Fix comment.
595
ab84c349 5962010-01-20 Jakub Jelinek <jakub@redhat.com>
597
598 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
599 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
600 (loc_list_from_tree): Don't handle unsigned division. Handle
601 signed modulo using DW_OP_{over,over,div,mul,minus}.
602 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
603 modulo instead of signed.
604
5da0dad2 6052010-01-20 DJ Delorie <dj@redhat.com>
606
607 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
608 (Fpa): Pass it
609 (h8300_emit_stack_adjustment): Propogate it.
610 (push): Pass it.
611 (h8300_expand_prologue): Likewise.
612 (h8300_expand_epilogue): Likewise.
613
be2e5c02 6142010-01-19 Michael Matz <matz@suse.de>
615
616 PR tree-optimization/41783
617 * tree-data-ref.c (toplevel): Include flags.h.
618 (dump_data_dependence_relation): Also dump the inputs if the
619 result will be unknown.
620 (split_constant_offset_1): Look through some conversions.
621 * tree-predcom.c (determine_roots_comp): Restart a new chain if
622 the offset from last element is too large.
623 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
624 (reassociate_to_the_same_stmt): Handle vector registers.
625 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
626 (e.g. conversions).
b17559bc 627 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
be2e5c02 628 wide_prolog_niters argument, emit widening instructions.
629 (vect_do_peeling_for_alignment): Adjust caller, use widened
630 variant of the iteration cound.
631 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
632
a7d2b4f1 6332010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
634
be2e5c02 635 PR target/38697
636 * config/arm/neon-testgen.m (emit_automatics): New parameter
a7d2b4f1 637 features. Adjust for Fixed_return_reg feature.
638 (test_intrinsic): Call emit_automatics with new feature.
be2e5c02 639 * config/arm/neon.ml: Update copyright years.
a7d2b4f1 640 (features): New Fixed_return_reg feature.
641 (ops): Update feature for Vget_low.
642
c4b594c1 6432010-01-19 Jakub Jelinek <jakub@redhat.com>
644
270a54d2 645 PR tree-optimization/42719
646 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
647 stmt uses.
648
c4b594c1 649 PR debug/42728
650 * fwprop.c (all_uses_available_at): Return false if def_set dest
651 is a REG that is used in def_insn.
652
35c16056 6532010-01-19 Joern Rennecke <amylaar@spamcop.net>
654
655 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
656
657 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
658 Add argument names.
659
660 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
661
657ad95d 662 * target.h (struct gcc_target) <secondary_reload>: Change type
663 of last argument to secondary_reload_info *.
664
05191abd 6652010-01-18 Uros Bizjak <ubizjak@gmail.com>
666
667 PR target/42774
668 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
669 memory references with unaligned offsets. Remove CQImode handling.
670 (unaligned_memory_operand): Return 1 for memory references with
671 unaligned offsets. Remove CQImode handling.
672
facbb5c4 6732010-01-18 Richard Guenther <rguenther@suse.de>
674
675 PR middle-end/39954
676 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
677 builtin calls.
678
048f1033 6792010-01-18 Richard Guenther <rguenther@suse.de>
680
681 PR tree-optimization/42781
682 * tree-ssa-structalias.c (find_what_var_points_to): Skip
683 restrict processing only if the original variable was
684 artificial.
685
f2779bd1 6862010-01-18 Joern Rennecke <amylaar@spamcop.net>
687
688 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
689 find number of popped argument bytes.
690
691 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
692 Fix the text that describes the return value for invalid insns.
693
694 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
695
696 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
697 Clarify what 'cost of the -dependence' is. Fix quoting.
698
836c5cf2 699 * toplev.c (default_get_pch_validity): Rename argument to "sz".
700 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
701
bf8d938e 7022010-01-17 Jakub Jelinek <jakub@redhat.com>
703
704 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
705 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
706
3e992c41 7072010-01-17 Richard Guenther <rguenther@suse.de>
708
709 PR middle-end/42248
710 * function.c (split_complex_args): Take a VEC to modify.
711 (assign_parms_augmented_arg_list): Build a VEC instead of
712 a chain of PARM_DECLs.
713 (assign_parms_unsplit_complex): Take a VEC of arguments.
714 Do not fixup unmodified parms.
715 (assign_parms): Deal with the VEC.
716 (gimplify_parameters): Likewise.
717
be2517f5 7182010-01-17 Richard Guenther <rguenther@suse.de>
719
720 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
721 node existence check.
722 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
723 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
724 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
725 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
726 (gimple_execute_on_growing_pred): Likewise.
727
40d1d8b9 7282010-01-17 Richard Guenther <rguenther@suse.de>
729
730 PR tree-optimization/42773
731 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
732 (compute_antic_aux): Likewise.
733 (compute_partial_antic_aux): Likewise.
734
40dbcb16 7352010-01-17 Jie Zhang <jie.zhang@analog.com>
736
737 PR debug/42767
738 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
739 and US_TRUNCATE.
740
5f77f12a 7412010-01-17 Joern Rennecke <amylaar@spamcop.net>
742
743 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
744 appearance.
745
746 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
747 Fix markup for strict argument.
748
749 (TARGET_SCHED_REORDER2): Fix argument types.
750
751 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
752 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
753
754 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
755 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
756
757 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
758 Add argument name.
759
760 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
761 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
762 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
763 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
764 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
765
766 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
767
768 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
769
770 (TARGET_ASM_RELOC_RW_MASK): Add return type.
771 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
772
773 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
774
775 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
776 Use prototype.
777
778 (TARGET_ASM_NAMED_SECTION): Fix argument list.
779
780 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
781 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
782
783 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
784
785 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
786
787 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
788 referring to it. Fix language.
789
790 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
791
792 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
793
794 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
795
796 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
797
798 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
799 '@var{stream}. Remove stray 'and'.
800
801 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
802
803 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
804
805 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
806
b17559bc 807 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5f77f12a 808 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
809
810 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
811 Fix description of return value.
812 Rename argument "sz" to "len."
813
814 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
815 Clarify meaning of 'true' return value.
816
817 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
818
819 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
820 rep_mode versus mode_rep.
821
822 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
823
824 (TARGET_BUILTIN_DECL): Fix name.
825
826 (TARGET_COMMUTATIVE_P): Fix type of first argument.
827
828 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
829
830 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
831
832 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
833
834 (TARGET_RELAXED_ORDERING): Use @deftypevr.
835
836 (TARGET_GET_DRAP_RTX): Note that this is a hook.
837 Clarify language.
838
c3d15dba 839 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
840 Rename argument tm_fn to md_fn.
841
294f8d57 842 (TARGET_OPTION_PRINT): Fix argument list.
843
a72f3239 8442010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
845
846 PR target/42664
847 * config/i386/i386.c (ix86_fixup_binary_operands):
848 Revert FMA4 fixup of operands.
849
f5763863 8502010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
851
852 PR gcc/42525
853 * Makefile.in (write_entries_to_file, install-plugin):
854 Use \012 instead of \n with tr.
855
1a9c54a3 8562010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
857
858 * configure.ac (HAVE_AS_REF): New C macro.
859 * configure: Regenerate.
860 * config.in: Likewise.
861 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
862 if HAVE_AS_REF.
863 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
864 if HAVE_AS_REF.
865
ddc6a57f 8662010-01-16 Joern Rennecke <amylaar@spamcop.net>
867
868 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
869
870 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
871
872 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
873
874 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
875
876 (TARGET_IN_SMALL_DATA_P): Fix argument type.
877
878 (TARGET_BINDS_LOCAL_P): Fix argument type.
879
880 (TARGET_ASM_FILE_END): Use prototype.
881
882 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
883
884 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
885
886 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
887
888 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
889
890 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
891 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
892
893 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
894 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
895
896 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
897 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
898 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
899 (TARGET_ADDR_SPACE_CONVERT): Likewise.
900
901 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
902
903 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
904
905 (TARGET_INIT_BUILTINS): Use prototype.
906
907 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
908 Put 'const char *' in braces. Fix parameter types.
909 (TARGET_INVALID_CONVERSION): Fix parameter types.
910 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
911 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
912
913 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
914 Fix argument type.
915
916 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
917
918 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
919
53edaaf2 9202010-01-15 Joern Rennecke <amylaar@spamcop.net>
921
922 * doc/tm.texi (TARGET_HELP): Fix return type.
923
924 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
925 in braces. Fix argument types.
926
927 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
928
929 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
930
931 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
932
933 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
934 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
935
936 (TARGET_MANGLE_TYPE): Fix argument types.
937
938 (TARGET_IRA_COVER_CLASSES): Use prototype.
939
940 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
941
942 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
943
944 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
945
946 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
947
948 (TARGET_CALLEE_COPIES): Fix argument types.
949
950 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
951
952 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
953
954 (TARGET_FUNCTION_VALUE): Fix argument types.
955
956 (TARGET_RETURN_IN_MSB): Fix argument type.
957
958 (TARGET_RETURN_IN_MEMORY): Fix argument types.
959
960 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
961
962 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
963
964 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
965 agree with return type.
966
967 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
968
92c624a3 9692010-01-15 Jing Yu <jingyu@google.com>
970
971 PR rtl-optimization/42691
972 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
973 a pseudo to a constant and are merged, and adjust comments.
974
172d9cbe 9752010-01-15 Eric Botcazou <ebotcazou@adacore.com>
976
977 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
978
7b960d37 9792010-01-15 Richard Guenther <rguenther@suse.de>
980
981 PR middle-end/42739
982 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
983 labels of computed or non-local gotos to the destination.
984 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
985 landing pad label is the first label.
986
70d42340 9872010-01-15 Richard Guenther <rguenther@suse.de>
988
989 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
990
79cd32e0 9912010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
992
993 PR target/42747
994 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
995 to allow generation of the xssqrtdp instruction on power7.
996 (sqrtdf2_fpr): Ditto.
997
56b91f02 9982010-01-14 Jakub Jelinek <jakub@redhat.com>
999
578d2695 1000 PR middle-end/42674
1001 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
1002 functions with noreturn attribute.
1003
56b91f02 1004 PR c++/42608
1005 * varasm.c (declare_weak): Add weak attribute to decl if it
1006 doesn't have one already.
1007 (assemble_external): Only add decls to weak_decls if they also
1008 have weak attribute.
1009
e25fd798 10102010-01-14 Alexandre Oliva <aoliva@redhat.com>
1011
1012 * var-tracking.c (var_reg_delete): Don't delete the association
1013 between REGs and values or one-part variables if the register
1014 isn't clobbered.
1015
e0667160 10162010-01-14 Jakub Jelinek <jakub@redhat.com>
1017
1018 PR debug/42657
1019 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
1020 because its first operand is a non-localized variable.
1021
f097734a 10222010-01-14 Martin Jambor <mjambor@suse.cz>
1023
1024 PR tree-optimization/42706
1025 * tree-sra.c (encountered_recursive_call): New variable.
1026 (encountered_unchangable_recursive_call): Likewise.
1027 (sra_initialize): Initialize both new variables.
1028 (callsite_has_enough_arguments_p): New function.
1029 (scan_function): Call decl and flags check only for IPA-SRA, check
1030 whether there is a recursive call and whether it has enough arguments.
1031 (all_callers_have_enough_arguments_p): New function.
1032 (convert_callers): Look for recursive calls only when
1033 encountered_recursive_call is set.
1034 (ipa_early_sra): Bail out either if
1035 !all_callers_have_enough_arguments_p or
1036 encountered_unchangable_recursive_call.
1037
ce9c1a64 10382010-01-14 Alexander Monakov <amonakov@ispras.ru>
1039
1040 * sel-sched.c: Add 2010 to copyright years.
1041 * sel-sched-ir.c: Likewise.
1042 * sel-sched-ir.h: Likewise.
1043
d23efcf8 10442010-01-14 Martin Jambor <mjambor@suse.cz>
1045
1046 PR tree-optimization/42714
1047 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
1048 constructors specially.
1049
3ba7ca5c 10502010-01-14 Andi Kleen <ak@linux.intel.com>
1051
1052 * config/i386/drivers-i386.c (detect_caches_intel):
1053 Add l2sizekb parameter and fill in.
1054 (host_detect_local_cpu): Add l2sizekb, fill in.
1055 Add Atom small cache heuristic.
1056
10572010-01-14 Andi Kleen <ak@linux.intel.com>
1058
1059 * config/i386/drivers-i386.c (detect_caches_cpuid4):
1060 Add level3 parameter and fill in.
1061 (detect_caches_intel): Handle level3 cache.
1062
10632010-01-14 Andi Kleen <ak@linux.intel.com>
1064
1065 * config/i386/drivers-i386.c (host_detect_local_cpu):
1066 Fix core duo detection.
1067
10682010-01-14 Andi Kleen <ak@linux.intel.com>
1069
1070 * config/i386/drivers-i386.c (host_detect_local_cpu):
1071 Fix Atom detection.
1072
3e0a0b33 10732010-01-14 Alexander Monakov <amonakov@ispras.ru>
1074
1075 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
1076 (rs6000_variable_issue_1): this. Use...
1077 (rs6000_variable_issue): here. Reimplement. Print debug info.
1078
3baa98a0 10792010-01-14 Alexander Monakov <amonakov@ispras.ru>
1080
3ba7ca5c 1081 * sel-sched-ir.c (sel_restore_other_notes): Rename to
1082 sel_restore_notes. Update all callers. Call reemit_notes
1083 for all insns.
3baa98a0 1084
6a6a03b4 10852010-01-14 Andrey Belevantsev <abel@ispras.ru>
1086
1087 PR rtl-optimization/42246
1088 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
1089 loops.
1090
fd23e508 10912010-01-14 Andrey Belevantsev <abel@ispras.ru>
1092
1093 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
1094 all successors is the same as number of successors in current region.
1095
f7d03b30 10962010-01-14 Alexander Monakov <amonakov@ispras.ru>
1097
1098 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
1099 to rename is not separable. Otherwise check that its LHS is not NULL.
1100
936f065e 11012010-01-14 Alexander Monakov <amonakov@ispras.ru>
1102
1103 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
1104
ba1fc759 11052010-01-14 Alexander Monakov <amonakov@ispras.ru>
1106
1107 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
1108 available registers when failed to discover LHS register class.
1109 Fix indentation. Update comment.
1110
abb9c563 11112010-01-14 Andrey Belevantsev <abel@ispras.ru>
1112 Alexander Monakov <amonakov@ispras.ru>
1113
1114 PR rtl-optimization/42389
1115 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
1116 to can_issue_more.
1117 (advance_state_on_fence): Likewise.
1118 (sel_target_adjust_priority): Print debug output only when
1119 sched_verbose >= 4, not 2.
1120 (get_expr_cost): Do not issue all unique insns on the next cycle.
1121 (fill_insns): Initialize can_issue_more from the value saved
1122 with the fence.
1123 * sel-sched-ir.c (flist_add): New parameter issue_more.
1124 Init FENCE_ISSUE_MORE with it.
1125 (merge_fences): Likewise.
1126 (init_fences): Update call to flist_add.
1127 (add_to_fences, add_clean_fence_to_fences)
1128 (add_dirty_fence_to_fences): Likewise.
1129 (move_fence_to_fences): Update call to merge_fences.
1130 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
1131 sched groups.
1132 * sel-sched-ir.h (struct _fence): New field issue_more.
1133 (FENCE_ISSUE_MORE): New accessor macro.
1134
61e213e2 11352010-01-14 Andrey Belevantsev <abel@ispras.ru>
1136
1137 PR rtl-optimization/42388
1138 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
1139 that have no predecessors nor successors. Do not call move_bb_info
1140 for empty blocks outside of current region.
1141
dca13bd7 11422010-01-14 Alexander Monakov <amonakov@ispras.ru>
1143
1144 PR rtl-optimization/42294
1145 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
1146 * sel-sched.c (move_exprs_to_boundary): Transitively add all
1147 originators' originators.
1148
a2d56a0e 11492010-01-14 Alexander Monakov <amonakov@ispras.ru>
1150
1151 PR rtl-optimization/39453
1152 PR rtl-optimization/42246
1153 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
1154 for pipelining_p.
1155 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
1156
93919afc 11572010-01-14 Andrey Belevantsev <abel@ispras.ru>
1158 Alexander Monakov <amonakov@ispras.ru>
1159
1160 PR middle-end/42245
1161 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
1162 (maybe_tidy_empty_bb): ... here. Make static. Add new
1163 argument. Update all callers.
1164 (tidy_control_flow): ... and here. Recompute topological order
1165 of basic blocks in region if necessary.
1166 (sel_redirect_edge_and_branch): Change return type. Return true
1167 if topological order might have been invalidated.
1168 (purge_empty_blocks): Export and move from...
1169 * sel-sched.c (purge_empty_blocks): ... here.
1170 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
ce9c1a64 1171 (maybe_tidy_empty_bb): Delete prototype.
93919afc 1172 (purge_empty_blocks): Declare.
1173
28abb7ee 11742010-01-14 Andrey Belevantsev <abel@ispras.ru>
1175
93919afc 1176 PR rtl-optimization/42249
28abb7ee 1177 * sel-sched.c (try_replace_dest_reg): When chosen register
1178 and original register is the same, do not bail out early, but
1179 still check all original insns for validity of replacing destination
1180 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
1181 in this case.
1182
7fa61d41 11832010-01-14 Jakub Jelinek <jakub@redhat.com>
1184
1185 PR c/42721
3ba7ca5c 1186 Port from no-undefined-overflow branch:
7fa61d41 1187 2009-03-09 Richard Guenther <rguenther@suse.de>
1188
3ba7ca5c 1189 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
7fa61d41 1190
20b3ad9e 11912010-01-14 Richard Guenther <rguenther@suse.de>
1192
1193 PR lto/42665
1194 * gimple.c (iterative_hash_gimple_type): Avoid hashing
1195 error_mark_node.
1196
ece0be9d 11972010-01-14 Ira Rosen <irar@il.ibm.com>
1198
1199 PR tree-optimization/42709
1200 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
1201 as scalar type in creation of constant vector operand.
1202
1b374b02 12032010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1204
1205 PR testsuite/42414
1206 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
1207 (check-parallel-%): Match `testsuite' directory component only
1208 at the end.
1209
5a3530cb 12102010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
1211
1212 PR translation/39521
1213 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
1214 strings with _().
1215
d8fd6ef9 12162010-01-13 Richard Guenther <rguenther@suse.de>
1217
1218 PR tree-optimization/42730
1219 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
1220 offset zero.
1221
549f381b 12222010-01-13 Steve Ellcey <sje@cup.hp.com>
1223
1224 PR target/pr42542
1225 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
1226 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
1227 them signed.
1228
5e6b7db7 12292010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
1230
1231 * config/bfin/libgcc-bfin.ver: Regenerate based on current
1232 libgcc-std.ver. Add entries for ___smulsi3_highpart and
1233 ___umulsi3_highpart.
1234
f5a15437 1235 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
1236 rather than schedule_insns if the pass is enabled.
1237
a3c82987 12382010-01-13 Martin Jambor <mjambor@suse.cz>
1239
1240 PR tree-optimization/42704
1241 * tree-sra.c (sra_modify_assign): Do not delete assignments to
1242 SSA_NAMEs.
1243
471403d4 12442010-01-13 Martin Jambor <mjambor@suse.cz>
1245
1246 PR tree-optimization/42703
1247 * tree-sra.c (analyze_access_subtree): Check that we can build a
1248 reference to the original data within the aggregate.
1249
eb4bdd4d 12502010-01-13 Richard Guenther <rguenther@suse.de>
1251
1252 PR tree-optimization/42705
1253 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after
1254 labels.
1255
a9b39de8 12562010-01-13 Richard Guenther <rguenther@suse.de>
1257
1258 PR middle-end/42716
1259 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
1260
c63fbb8a 12612010-01-13 Jakub Jelinek <jakub@redhat.com>
1262
1263 PR debug/41371
1264 * var-tracking.c (values_to_unmark): New variable.
1265 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
1266 values_to_unmark vector. Moved body to...
1267 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
1268 instead queue it into values_to_unmark vector.
1269 (vt_find_locations): Free values_to_unmark vector.
1270
8aca5068 12712010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
1272
1273 * config/s390/s390.c (override_options): Set
1274 default of max-pending-list-length to 256
1275
7b76dcb9 12762010-01-13 Richard Guenther <rguenther@suse.de>
1277
1278 PR lto/42678
1279 * tree-pass.h (PROP_gimple_lcx): New.
1280 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
1281 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
1282 before the final cleanup_eh.
1283 (dump_properties): Dump PROP_gimple_lcx.
1284 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
1285 (tree_lower_complex_O0): Remove.
1286 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
1287 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
1288 tree_lower_complex, schedule TODO_update_ssa.
1289 * lto-streamer-out.c (output_function): Stream the functions
1290 properties.
1291 * lto-streamer-in.c (input_function): Likewise.
1292 (lto_read_body): Do not override them here.
1293
8c212779 12942010-01-12 Joseph Myers <joseph@codesourcery.com>
1295
1296 PR c/42708
1297 * c-typeck.c (build_c_cast): Fold value cast to union type before
1298 wrapping it in a CONSTRUCTOR.
1299
a49d9163 13002010-01-12 Jakub Jelinek <jakub@redhat.com>
1301
1302 PR rtl-optimization/42699
1303 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
1304 involved.
1305
5c33bb7e 13062010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1307
1308 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1309 SUBTARGET_WARN_UNUSED_SPEC): Move ...
1310 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
1311 SUBTARGET_WARN_UNUSED_SPEC): ... here
1312 * config/mips/iris5.h (LIBGCC_SPEC): Define.
1313
09532613 13142010-01-12 Julian Brown <julian@codesourcery.com>
1315
3ba7ca5c 1316 * config/arm/neon-schedgen.ml (Utils): Don't try to
09532613 1317 open missing module.
3ba7ca5c 1318 (find_with_result): New.
09532613 1319
9f28a7ee 13202010-01-12 Jakub Jelinek <jakub@redhat.com>
1321
fe8274f8 1322 PR debug/42662
1323 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
1324 sharing when canonicalizing ({lt,ge}u (plus a b) b).
1325
9f28a7ee 1326 PR tree-optimization/42645
1327 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
1328 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
1329 decl_map, set processing_debug_stmt to -1 and return name without
1330 any remapping.
1331
bd01eeb1 13322010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
1333
1334 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
1335 binutils version, and reword target configuration description.
1336
bfbd30e1 13372010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1338
3ba7ca5c 1339 * config/avr/avr.h (LINKER_NAME): Remove.
bfbd30e1 1340
359b445a 13412010-01-11 Janis Johnson <janis187@us.ibm.com>
1342
1343 PR target/42416
1344 * config/rs6000/rs6000.c (rs6000_override_options): On targets
1345 that support VSX, warn for -mno-altivec if vsx is not disabled,
1346 and disable vsx.
1347
cf210371 13482010-01-11 Joseph Myers <joseph@codesourcery.com>
1349 Shujing Zhao <pearly.zhao@oracle.com>
3ba7ca5c 1350
cf210371 1351 PR translation/42469
1352 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
1353 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
1354 character between option name and help text.
1355 * c.opt (imultilib): Likewise.
1356
1d4cb226 13572010-01-10 Rafael Avila de Espindola <espindola@google.com>
1358
1359 * lto-streamer-out.c (output_unreferenced_globals): Output static
1360 variables.
1361
065ffc72 13622010-01-10 Steven Bosscher <steven@gcc.gnu.org>
1363
1364 PR rtl-optimization/42621
1365 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
1366 optimizing for size.
1367 (duplicate_computed_gotos): Remove now-redundant check.
1368
3ba1a8b2 13692010-01-10 Steve Ellcey <sje@cup.hp.com>
1370
1371 PR target/37454
1372 * configure.ac: Save and restore LDFLAGS and LIBS
1373 * configure: Regenerate.
1374
c7cbde74 13752010-01-10 Richard Guenther <rguenther@suse.de>
1376
1377 PR middle-end/42667
1378 * builtins.c (fold_builtin_strlen): Add type argument and
1379 convert the resulting length to it.
1380 (fold_builtin_1): Adjust.
1381
d3e6bf4e 13822010-01-09 Jakub Jelinek <jakub@redhat.com>
1383
1384 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
1385 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
1386 1 insn.
1387 (num_insns_constant_wide): Adjust for that change.
1388
388bf4a2 13892010-01-09 Alexandre Oliva <aoliva@redhat.com>
1390
1391 PR debug/42631
1392 * web.c (union_defs): Add used argument, to combine uses of
1393 uninitialized regs.
1394 (entry_register): Adjust type and tests of used argument.
1395 (web_main): Widen used for new use. Pass it to union_defs.
1396 * df.h (union_defs): Adjust prototype.
1397
3b3940d7 13982010-01-09 Alexandre Oliva <aoliva@redhat.com>
1399
1400 PR debug/42630
1401 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
1402 uses in new incoming argument. Free body.
1403 (reset_debug_uses_in_loop): New.
1404 (analyze_insn_to_expand_var): Call the latter if the former found
1405 anything. Fix whitespace. Reject invalid dest overlaps before
1406 going through all insns in the loop.
1407
08f2a34b 14082010-01-09 Alexandre Oliva <aoliva@redhat.com>
1409
1410 PR debug/42629
1411 * haifa-sched.c (dying_use_p): Debug insns don't count.
1412
4569d18c 14132010-01-09 Alexandre Oliva <aoliva@redhat.com>
1414
1415 PR middle-end/42363
1416 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
1417 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
1418 (verify_gimple_call): Reject LHS in noreturn calls.
1419
b123eaab 14202010-01-09 Alexandre Oliva <aoliva@redhat.com>
1421
1422 PR debug/42604
1423 PR debug/42395
1424 * tree-vect-loop-manip.c (adjust_info): New type.
1425 (adjust_vec): New pointer to vector.
1426 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
1427 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
1428 (slpeel_update_phis_for_duplicate_loop): Use them.
1429 (slpeel_update_phi_nodes_for_guard1): Likewise.
1430 (slpeel_update_phi_nodes_for_guard2): Likewise.
1431 (slpeel_tree_peel_loop_to_edge): Likewise.
1432 (vect_update_ivs_after_vectorizer): Likewise.
1433
d3ab9b67 14342010-01-09 Alexandre Oliva <aoliva@redhat.com>
1435
1436 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
1437 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
1438
753631e2 14392010-01-09 Alexandre Oliva <aoliva@redhat.com>
1440
1441 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
1442 bogus uninitialized warning.
1443
ce00c150 14442010-01-09 Richard Guenther <rguenther@suse.de>
1445
1446 PR middle-end/42512
1447 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
1448 the evolution is compatible with the initial condition.
1449
60d645bb 14502010-01-09 Jakub Jelinek <jakub@redhat.com>
1451
1452 * gcc.c (process_command): Update copyright notice dates.
1453 * gcov.c (print_version): Likewise.
1454 * gcov-dump.c (print_version): Likewise.
1455 * mips-tfile.c (main): Likewise.
1456 * mips-tdump.c (main): Likewise.
1457
9643da7d 14582010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1459
1460 PR target/41885
bfbd30e1 1461 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
9643da7d 1462 (rotlhi3): Delete.
1463 (rotlhi3_8): Delete.
1464 (rotlsi3): Delete.
1465 (rotlsi3_8): Delete.
1466 (rotlsi3_16): Delete.
1467 (rotlsi3_24): Delete.
1468 (rotl<mode>3): New.
1469 (*rotw<mode>3): New.
1470 (*rotb<mode>3): New.
bfbd30e1 1471 * config/avr/avr.c (avr_rotate_bytes): New function.
3ba7ca5c 1472 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
9643da7d 1473
2a156579 14742010-01-08 Steve Ellcey <sje@cup.hp.com>
1475
1476 PR target/37454
1477 * configure.ac: Modify -rdynamic check.
1478 * configure: Regenerate.
1479
c90c8b4e 14802010-01-08 DJ Delorie <dj@redhat.com>
1481
1482 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
1483 register popping order.
1484
3bfd70ae 14852010-01-08 Richard Guenther <rguenther@suse.de>
1486
1487 PR lto/42528
1488 * c.opt (fsigned-char): Also let LTO handle this option.
1489 (funsigned-char): Likewise.
1490
2727c872 14912010-01-07 Richard Guenther <rguenther@suse.de>
1492
1493 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
1494 (gimple_op): Likewise.
1495 (gimple_op_ptr): Likewise.
1496 (gimple_assign_set_lhs): Remove gcc_assert.
1497 (gimple_assign_set_rhs1): Likewise.
1498 (gimple_assign_set_rhs2): Likewise.
1499 (gimple_call_set_lhs): Likewise.
1500 (gimple_call_set_fn): Likewise.
1501 (gimple_call_set_fndecl): Likewise.
1502 (gimple_call_fndecl): Likewise.
1503 (gimple_call_return_type): Likewise.
1504 (gimple_call_set_chain): Likewise.
1505 (gimple_call_num_args): Likewise.
1506 (gimple_call_set_arg): Likewise.
1507 (gimple_cond_set_code): Likewise.
1508 (gimple_cond_set_lhs): Likewise.
1509 (gimple_cond_set_rhs): Likewise.
1510 (gimple_cond_set_true_label): Likewise.
1511 (gimple_cond_set_false_label): Likewise.
1512 (gimple_label_set_label): Likewise.
1513 (gimple_goto_set_dest): Likewise.
1514 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
1515 (gimple_debug_bind_get_value): Likewise.
1516 (gimple_debug_bind_get_value_ptr): Likewise.
1517 (gimple_debug_bind_set_var): Likewise.
1518 (gimple_debug_bind_set_value): Likewise.
1519 (gimple_debug_bind_reset_value): Likewise.
1520 (gimple_debug_bind_has_value_p): Likewise.
1521 (gimple_return_retval_ptr): Remove gcc_assert.
1522 (gimple_return_retval): Likewise.
1523 (gimple_return_set_retval): Likewise.
1524 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
1525 (safe_referenced_var_iterator): Remove.
1526 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
1527 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
1528 (fill_referenced_var_vec): Remove.
1529 (first_readonly_imm_use): Remove redundant gcc_assert.
1530 (phi_arg_index_from_use): Combine gcc_asserts.
1531 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
1532 (first_imm_use_stmt): Remove redundant gcc_assert.
1533 * tree-cfg.c (verify_gimple_call): Verify function and chain
1534 operands. Verify arguments.
1535 (verify_types_in_gimple_stmt): Verify condition code and labels.
1536
35cc69f6 15372010-01-07 Richard Guenther <rguenther@suse.de>
1538
1539 PR tree-optimization/42641
1540 * sese.c (rename_map_elt_info): Use the SSA name version, do
1541 not hash pointers.
1542
93fbbbcc 15432010-01-07 Jakub Jelinek <jakub@redhat.com>
1544
1545 PR tree-optimization/42625
1546 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
1547 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
1548 aliases.
1549
c48c273e 15502010-01-07 Duncan Sands <baldrick@free.fr>
1551
1552 * Makefile.in (PLUGIN_HEADERS): Add version.h.
1553
eaf4321b 15542010-01-07 Uros Bizjak <ubizjak@gmail.com>
1555
1556 PR target/42511
1557 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
1558 note itself is not function_invariant_p.
1559
3a89e5aa 15602009-01-07 Steven Bosscher <steven@gcc.gnu.org>
1561
1562 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
1563 Do not add the DF_NOTE problem.
1564 * store-motion.c (execute_rtl_store_motion): Likewise.
1565
54c0af3a 15662010-01-07 Martin Jambor <mjambor@suse.cz>
1567
1568 PR tree-optimization/42157
1569 * tree-sra.c (compare_access_positions): Stabilize sort if both
1570 accesses have integer types, return zero immediately if they are the
1571 same.
1572
15a03e56 15732010-01-06 Richard Henderson <rth@redhat.com>
1574
1575 PR middle-end/41883
1576 * haifa-sched.c (add_to_note_list): Merge into ...
1577 (concat_note_lists): ... here, and ...
1578 (unlink_other_notes, rm_other_notes): Merge into...
1579 (remove_notes): ... here. Create REG_SAVE_NOTEs for
3ba7ca5c 1580 NOTE_INSN_EPILOGUE_BEG.
15a03e56 1581
9bc627ae 15822010-01-06 Richard Guenther <rguenther@suse.de>
1583
1584 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
1585 not inline regular functions into always-inline functions.
1586
98cb9b5b 15872010-01-06 Nick Clifton <nickc@redhat.com>
1588
1589 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
1590 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
1591 used together.
1592 (OVERRIDE_OPTIONS): Delete.
1593 (OPTIMIZATION_OPTIONS): Define.
1594 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
1595 * config/rx/rx.c (rx_handle_option): Issue an error message if
1596 -mcpu=rx200 and -fpu are used together.
1597 (rx_set_optimization_options): New function. Issue an error
1598 message if an optimization attribute attempts to reset the FPU/
1599 math optimization pairing.
1600 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
1601 * config/rx/rx.opt: Set the default to 32-bit doubles.
1602 * config/rx/t-rx: Add multilibs for -nofpu option.
1603 * doc/invoke.texi: Update documentation of RX options.
1604
562ae2d5 16052010-01-06 Richard Guenther <rguenther@suse.de>
1606
1607 * tree-ssa-pre.c (name_to_id): New global.
1608 (alloc_expression_id): Simplify SSA name handling.
1609 (lookup_expression_id): Likewise.
1610 (init_pre): Zero name_to_id.
1611 (fini_pre): Free it.
1612
523ab962 16132010-01-06 Uros Bizjak <ubizjak@gmail.com>
1614
1615 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
1616
ea386dba 16172010-01-05 H.J. Lu <hongjiu.lu@intel.com>
1618
1619 PR target/42542
1620 * config/i386/sse.md (smaxv2di3): New.
1621 (umaxv2di3): Likewise.
1622 (sminv2di3): Likewise.
1623 (uminv2di3): Likewise.
1624
c310dc53 16252010-01-05 Eric Botcazou <ebotcazou@adacore.com>
1626
1627 PR target/42564
1628 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
1629 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
1630 (legitimize_tls_address): Likewise.
1631 (sparc_tls_referenced_p): Likewise.
1632 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
1633 and adjust calls to legitimize_pic_address.
1634 (legitimate_constant_p) Use sparc_tls_referenced_p.
1635 (legitimate_pic_operand_p): Likewise.
1636 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
1637 (sparc_tls_symbol_ref_1): Delete.
1638 (sparc_tls_referenced_p): Make static, recognize specific patterns.
1639 (legitimize_tls_address): Make static, handle CONST patterns.
1640 (legitimize_pic_address): Make static, remove unused parameter and
1641 adjust recursive calls.
1642 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
1643 and adjust call to legitimize_pic_address.
1644 (sparc_output_mi_thunk): Likewise.
1645
eaf4321b 16462010-01-05 Paolo Bonzini <bonzini@gnu.rg>
41188d4b 1647 H.J. Lu <hongjiu.lu@intel.com>
1648
1649 PR target/42542
1650 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
1651 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
1652 operands to make them signed.
1653
ef130dc6 1654 Revert:
1655 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1656
1657 PR target/42542
1658 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1659 GTU to GT for V4SI and V2DI.
1660
1661 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1662 (umin<mode>3): Removed.
1663 (uminv8hi3): New.
41188d4b 1664 (uminv4si3): Likewise.
1665
526a5cd9 16662010-01-05 Martin Jambor <mjambor@suse.cz>
1667
1668 PR tree-optimization/42462
1669 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
1670 current_function_decl to helper functions and macros.
1671
1eb1b33f 16722010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1673
1674 PR bootstrap/41771
1675 * flags.h: Don't include real.h.
1676 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
1677 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
1678 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
1679 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
1680 * dominance.c: Update copyright.
1681 * gimple.c (walk_gimple_op): Remove inline.
1682 * tree-ssa-reassoc.c: Include real.h.
1683 * Makefile.in (FLAGS_H): Remove $(REAL_H).
1684 (tree-ssa-reassoc.o): Depend on $(REAL_H).
1685
bc9bb967 16862010-01-05 Nick Clifton <nickc@redhat.com>
1687
1688 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
1689 register to push into the stack frame when the accumulator has to
1690 be saved during interrupts.
1691
cc029bec 16922010-01-05 Eric Fisher <joefoxreal@gmail.com>
1693
1694 * doc/invoke.texi: Remove the documentation about option
1695 -Wunreachable-code.
1696 * common.opt (Wunreachable-code): Preserved for backward
1697 compatibility.
1698 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
1699 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
1700 the backward compatibility flag section.
1701
b3e973fc 17022010-01-05 Richard Guenther <rguenther@suse.de>
1703
1704 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
1705
028a99ef 17062010-01-05 Jakub Jelinek <jakub@redhat.com>
1707
ce0afe34 1708 PR other/42611
1709 * cfgexpand.c (expand_one_var): Diagnose too large variables.
1710
028a99ef 1711 PR tree-optimization/42508
1712 * tree-sra.c (convert_callers): Check for recursive call
1713 by comparing cgraph nodes instead of decls.
1714 (modify_function): Call ipa_modify_formal_parameters also
1715 on all same_body aliases.
1716
1717 * cgraphunit.c (cgraph_materialize_all_clones): Compare
1718 cgraph nodes when checking for same_body aliases.
1719
59de85de 17202010-01-05 Richard Guenther <rguenther@suse.de>
1721
1722 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
1723 allocation and lookup.
1724 (get_or_alloc_expr_for_constant): Likewise.
1725 (phi_translate): Sink allocation.
1726
88006128 17272010-01-04 Richard Guenther <rguenther@suse.de>
1728
1729 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
1730 a new entry only if needed.
1731 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
1732 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
1733 hashtable lookup.
1734 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
1735 the result array.
1736 (phi_translate): Handle CONSTANTs early.
1737
95feb4d6 17382010-01-04 Martin Jambor <mjambor@suse.cz>
1739
1740 PR tree-optimization/42398
1741 * tree-sra.c (struct access): Removed flag grp_different_types.
1742 (dump_access): Do not dump the removed flag.
1743 (sort_and_splice_var_accesses): Do not set the removed flag.
1744 (sra_modify_expr): Check for type compatibility directly.
1745
7103fda3 17462010-01-04 Martin Jambor <mjambor@suse.cz>
1747
1748 PR tree-optimization/42366
1749 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
1750 edges with variable number of parameters.
1751 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
1752 flag instead of asserting it.
1753 (ipa_read_node_info): Read uses_analysis_done flag.
1754
84cd88b5 17552010-01-04 Richard Guenther <rguenther@suse.de>
1756
1757 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
1758 iterative_hash_* as intended.
1759 (vn_reference_compute_hash): Likewise. Simplify hashing
1760 SSA names.
1761 (vn_reference_lookup_2): Likewise.
1762 (vn_nary_op_compute_hash): Likewise.
1763 (vn_phi_compute_hash): Likewise.
1764 (expressions_equal_p): Remove strange code.
1765 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
1766 (pre_expr_hash): Likewise. Simplify hashing SSA names.
1767 (bitmap_insert_into_set_1): Take value-id as parameter.
1768 (add_to_value): Pass it.
1769 (bitmap_insert_into_set): Likewise.
1770 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
1771
87a6a1b5 17722010-01-04 Jakub Jelinek <jakub@redhat.com>
1773
1774 PR driver/42442
1775 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
1776 (do_self_spec): For switches with SWITCH_IGNORE set set also
1777 SWITCH_IGNORE_PERMANENTLY.
1778 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
1779 of SWITCH_IGNORE.
1780
27ec1c76 17812010-01-04 Rafael Avila de Espindola <espindola@google.com>
1782
1783 * lto-streamer-out.c (output_unreferenced_globals): Output the full
1784 tree of an unreferenced global var.
1785
ca7ed81e 17862010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1787
1788 PR target/42542
1789 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
1790 GTU to GT for V4SI and V2DI.
1791
1792 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
1793 (umin<mode>3): Removed.
1794 (uminv8hi3): New.
1795 (uminv4si3): Likewise.
1796
c575c7e4 17972010-01-04 H.J. Lu <hongjiu.lu@intel.com>
1798
1799 PR lto/42581
1800 * collect2.c (main): Turn on trace in collect2 if -v is passed
1801 to gcc with LTO.
1802
7c772cea 18032010-01-03 Jerry Quinn <jlquinn@optonline.net>
1804
1805 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
1806 description of expression operand.
1807
fb433b0b 18082010-01-03 Andrew Jenner <andrew@codesourcery.com>
1809
1810 * configure.ac: Add install-html to target_list for Make-hooks.
1811 * configure: Regenerate.
1812 * fortran/Make-lang.in (F95_HTMLFILES): New.
1813 (fortran.html): Use it.
1814 (fortran.install-html): New.
1815 * Makefile.in (install-html): Add lang.install-html.
1816 * java/Make-lang.in (JAVA_HTMLFILES): New.
1817 (java.html): Use it.
1818 (java.install-html): New.
1819 * objc/Make-lang.in (objc.install-html): New.
1820 * objcp/Make-lang.in (obj-c++.install-html): New.
1821 * cp/Make-lang.in (c++.install-html): New.
1822 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
1823 * lto/Make-lang.in (lto.install-html): New.
1824
971080f2 18252010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1826
1827 PR lto/42520
1828 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
1829
9a5bb191 18302009-01-03 Steven Bosscher <steven@gcc.gnu.org>
1831
1832 PR rtl-optimization/41862
1833 * store-motion.c (store_killed_in_insn, compute_store_table,
1834 remove_reachable_equiv_notes, replace_store_insn,
1835 build_store_vectors): Ignore all DEBUG_INSNs.
1836
50ca7c37 18372010-01-03 H.J. Lu <hongjiu.lu@intel.com>
1838
1839 PR lto/41564
1840 * common.opt: Add dumpdir.
1841
1842 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
1843 isn't specified.
1844 (option_map): Add --dumpdir.
1845
1846 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
1847
1848 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
1849
1850 * opts.c (decode_options): Try dump_dir_name first if
1851 dump_base_name isn't an absolute path.
1852 (common_handle_option): Handle OPT_dumpdir.
1853
1854 * toplev.c (dump_dir_name): New.
1855 (print_switch_values): Also ignore -dumpdir.
1856
1857 * toplev.h (dump_dir_name): New.
1858
3328b1fb 18592010-01-03 Richard Guenther <rguenther@suse.de>
1860
1861 PR tree-optimization/42589
1862 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
1863 double-word expansion of bswap32.
1864
90bd219d 18652010-01-03 Steven Bosscher <steven@gcc.gnu.org>
1866
1867 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
1868 with BLOCK_FOR_INSN.
1869 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
1870 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
1871 noce_process_if_block): Likewise.
1872 * gcse.c (compute_local_properties, insert_expr_in_table,
1873 insert_set_in_table, canon_list_insert, find_avail_set,
1874 pre_insert_copy_insn): Likewise.
1875
1876 * basic-block.h (BLOCK_NUM): Move from here...
1877 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
1878
0460ab00 18792010-01-03 Richard Guenther <rguenther@suse.de>
1880
1881 PR tree-optimization/42438
1882 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
1883 contains_may_not_return_call flag.
1884 (BB_MAY_NOTRETURN): New.
1885 (valid_in_sets): Trapping nary operations are not valid
1886 in blocks that may not return.
1887 (insert_into_preds_of_block): Remove check for trapping
1888 expressions.
1889 (compute_avail): Compute also BB_MAY_NOTRETURN.
1890
bc815360 18912010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
1892
1893 * doc/invoke.texi: Add 2010 to copyright years.
1894
6cd8247b 18952010-01-03 Eric Botcazou <ebotcazou@adacore.com>
1896
1897 * config/sparc/sparc.c: Fix formatting nits.
1898
21113174 18992010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
854e880b 1900 Alexander Monakov <amonakov@ispras.ru>
21113174 1901
1902 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
1903
8b938617 19042010-01-02 Richard Guenther <rguenther@suse.de>
1905
1906 PR middle-end/42577
1907 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
1908 (simplify_switch_using_ranges): Mark to be removed edges
1909 as non-executable.
1910
18d8a00d 19112010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1912
64ad90ab 1913 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
1914
18d8a00d 1915 * collect2.c (scan_libraries): Add missing argument in call to
1916 scan_prog_file.
1917
19182010-01-02 Uros Bizjak <ubizjak@gmail.com>
1919
1920 PR target/42448
1921 * config/alpha/predicates.md (aligned_memory_operand): Return false
1922 for CQImode.
1923 (unaligned_memory_operand): Return true for CQImode.
1924 * config/alpha/alpha.c (get_aligned_mem): Assert that location
1925 doesn not cross aligned SImode word boundary.
1926
19272010-01-02 Anatoly Sokolov <aesok@post.ru>
1928
1929 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
1930 Remove.
1931 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
1932 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
1933
19342010-01-02 Richard Guenther <rguenther@suse.de>
1935
1936 PR lto/41597
1937 * toplev.c (compile_file): Emit LTO marker properly. Change
1938 it to __gnu_lto_v1.
1939 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
51eafa60 1940
6b25c196 19412010-01-01 Richard Guenther <rguenther@suse.de>
1942
1943 PR debug/42455
5e46378b 1944 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6b25c196 1945
f54ef8b6 19462010-01-01 Richard Guenther <rguenther@suse.de>
1947
1948 PR c/42570
1949 * c-decl.c (grokdeclarator): For zero-size arrays force
1950 structural equality checks as layout_type does.
1951
50d268b3 19522010-01-01 H.J. Lu <hongjiu.lu@intel.com>
1953
1954 * builtins.c: Update copyright to 2010.
1955
151a56e7 19562010-01-01 H.J. Lu <hongjiu.lu@intel.com>
b21341a3 1957
1958 PR lto/42531
151a56e7 1959 * lto-streamer-out.c (produce_asm): Revert the last change.
b21341a3 1960 (copy_function): Likewise.
1961
151a56e7 1962 * lto-streamer.c (lto_get_section_name): Skip any leading
1963 asterisk in name.
16fcf0f4 1964
151a56e7 19652010-01-01 Richard Guenther <rguenther@suse.de>
4ff97393 1966
151a56e7 1967 PR middle-end/42559
1968 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
1969 for LABEL_DECLs.
7dfbd804 1970
1971\f
151a56e7 1972Copyright (C) 2010 Free Software Foundation, Inc.
7dfbd804 1973
1974Copying and distribution of this file, with or without modification,
1975are permitted in any medium without royalty provided the copyright
1976notice and this notice are preserved.
Mirror of https://gcc.gnu.org/git/gcc.git