1 2008-03-10 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/34677
4 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5 (poolify_tree): Likewise.
6 (modify_expr_template): Likewise.
7 (poolify_modify_stmt): Likewise.
8 (insert_fake_stores): Handle all component-ref style stores
9 in addition to INDIRECT_REF. Also handle complex types.
10 Do not poolify the inserted load.
11 (realify_fake_stores): Do not rebuild the tree but only
12 make it a SSA_NAME copy.
13 (init_pre): Remove initialzation of modify_expr_template.
14 Do not allocate modify_expr_node_pool.
15 (fini_pre): Do not free modify_expr_node_pool.
17 2008-03-10 Paul Brook <paul@codesourcery.com>
19 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22 2008-03-10 Paul Brook <paul@codesourcery.com>
23 Mark Shinwell <shinwell@codesourcery.com>
25 * config/arm/cortex-r4.md: New.
26 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
28 * config/arm/arm.md: Include cortex-r4.md.
29 (insn): Add smmls, sdiv and udiv values.
30 (generic_sched): Don't use generic scheduling for Cortex-R4.
31 (arm_issue_rate): New function.
32 (TARGET_SCHED_ISSUE_RATE): Define.
34 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
36 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
38 2008-03-10 Richard Guenther <rguenther@suse.de>
40 * tree-ssa-pre.c (get_sccvn_value): Simplify.
41 (compute_avail): Do not add stmt uses to AVAIL_OUT.
43 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
45 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
48 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
50 * c.opt (Wsynth): Deprecate.
51 * doc/invoke.texi (Option Summary, Warning Options): Document
52 -Wno-format-contains-nul.
54 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
58 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
60 2008-03-09 Ira Rosen <irar@il.ibm.com>
62 * config/rs6000/rs6000.c (builtin_description): Rename vector
63 left shift operations.
64 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
65 (altivec_vsl<VI_char>): Rename to ...
66 (ashl<mode>3): ... new name.
67 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
69 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
71 2008-03-08 Richard Guenther <rguenther@suse.de>
73 * coverage.h (tree_coverage_counter_addr): Declare.
74 * coverage.c (tree_coverage_counter_addr): New function.
75 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
77 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
78 (tree_gen_one_value_profiler): Likewise.
79 (tree_gen_ic_profiler): Likewise.
80 (tree_gen_average_profiler): Likewise.
81 (tree_gen_ior_profiler): Likewise.
83 2008-03-08 Richard Guenther <rguenther@suse.de>
85 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
86 (vn_binary_op_insert): Likewise.
87 (vn_unary_op_lookup): Likewise.
88 (vn_unary_op_insert): Likewise.
89 (vn_nary_op_lookup): Declare.
90 (vn_nary_op_insert): Likewise.
91 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
92 and binary hashes, use a single obstack for unary_op_pool
94 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
95 a single struct vn_nary_op_s. Store tree code length and
96 a variable number of operands.
97 (struct vn_reference_op_struct): Remove unused op2.
98 (vn_reference_op_eq): Do not compare op2.
99 (vn_reference_op_compute_hash): Do not compute hash of op2.
100 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
101 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
102 with vn_nary_op_compute_hash.
103 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
104 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
106 (vn_unary_op_insert, vn_binary_op_insert): Replace with
108 (visit_unary_op): Call nary functions.
109 (visit_binary_op): Likewise.
110 (process_scc): Adjust for struct vn_tables_s changes.
111 (allocate_vn_table): Likewise.
112 (free_vn_table): Likewise.
113 * tree-vn.c (vn_add): Call nary functions.
114 (vn_lookup): Likewise.
116 2008-03-08 Jakub Jelinek <jakub@redhat.com>
119 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
120 wdst back after sync_compare_and_swapqhi_internal.
122 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
125 * config/i386/i386-modes.def (V1DI): New vector mode.
126 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
127 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
129 (MMXMODE): Add V1DI mode.
130 (mmxvecsize): Change DI mode to V1DI mode.
131 ("mov<mode>): Use MMXMODEI8 mode iterator.
132 ("*mov<mode>_internal_rex64"): Ditto.
133 ("*mov<mode>_internal"): Ditto.
134 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
135 ("mmx_sub<mode>3"): Ditto.
136 ("mmx_adddi3"): Remove insn pattern.
137 ("mmx_subdi3"): Ditto.
138 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
139 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
140 ("mmx_ashl<mode>3"): Ditto.
141 ("mmx_lshrdi3"): Remove insn pattern.
142 ("mmx_ashldi3"): Ditto.
143 * config/i386/i386.c (classify_argument): Handle V1DImode.
144 (function_arg_advance_32): Ditto.
145 (function_arg_32): Ditto.
146 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
147 mmx_addv1di3 insn pattern.
148 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
149 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
150 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
151 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
152 Remove definitions of built-in functions.
153 (V1DI_type_node): New node.
154 (v1di_ftype_v1di_int): Ditto.
155 (v1di_ftype_v1di_v1di): Ditto.
156 (v2si_ftype_v2si_si): Ditto.
157 (v4hi_ftype_v4hi_di): Remove node.
158 (v2si_ftype_v2si_di): Ditto.
159 (ix86_init_mmx_sse_builtins): Handle V1DImode.
160 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
161 Redefine builtins using def_builtin_const with *_ftype_*_int node.
162 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
163 Add new builtins using def_builtin_const.
164 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
165 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
166 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
167 * config/i386/mmintrin.h (__v1di): New typedef.
168 (_mm_add_si64): Cast arguments to __v1di type.
169 (_mm_sub_si64): Ditto.
170 (_mm_sll_pi16): Cast __count to __v4hi type.
171 (_mm_sll_pi32): Cast __count to __v2si type.
172 (_mm_sll_si64): Cast arguments to __v1di type.
173 (_mm_srl_pi16): Cast __count to __v4hi type.
174 (_mm_srl_pi32): Cast __count to __v2si type.
175 (_mm_srl_si64): Cast arguments to __v1di type.
176 (_mm_sra_pi16): Cast __count to __v4hi type.
177 (_mm_sra_pi32): Cast __count to __v2si type.
178 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
179 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
180 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
181 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
182 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
183 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
184 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
185 (_mm_srai_pi32): Use __builtin_ia32_psradi.
186 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
187 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
188 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
189 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
191 2008-03-07 Joseph Myers <joseph@codesourcery.com>
193 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
195 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
198 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
199 reg+const addressing for Altivec modes. Don't generate reg+reg
200 addressing for TFmode or TDmode quantities.
202 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
204 * c-common.c (vector_types_convertible_p): Call langhook
205 instead of comptypes.
207 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
210 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
211 integral and scalar float variables which have a
214 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
216 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
217 dwarf_register_span hook when emitting unwind information for
218 register-to-memory saves.
219 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
220 (rs6000_frame_related): Remove call to spe_synthesize_frame.
222 2008-03-06 Jakub Jelinek <jakub@redhat.com>
224 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
225 for the same VAR_DECL.
227 2008-03-06 Tom Tromey <tromey@redhat.com>
230 * doc/standards.texi (Standards): Don't mention treelang.
231 * doc/invoke.texi (Overall Options): Don't mention treelang.
232 * doc/install.texi (Prerequisites): Don't mention bison or
234 (Configuration): Don't mention treelang.
235 (Building): Likewise.
236 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
238 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
240 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
241 word-extractions out of a multi-word object.
243 2008-03-06 Richard Guenther <rguenther@suse.de>
245 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
246 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
247 result type and precision.
248 * expr.c (get_inner_reference): Set unsignedp based on the result
249 type of BIT_FIELD_REF.
250 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
251 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
252 (try_instantiate_multiple_fields): Likewise. Use the correct type
254 (sra_build_assignment): Likewise.
255 (sra_build_elt_assignment): Likewise.
256 (sra_explode_bitfield_assignment): Likewise.
257 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
258 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
259 set BIT_FIELD_REF_UNSIGNED.
260 (vectorizable_load): Likewise.
262 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
264 * cse.c (cse_extended_basic_block): Invalidate artificial defs
267 2008-03-06 Richard Guenther <rguenther@suse.de>
269 * alias.c (struct alias_set_entry): Move has_zero_child field
270 to pack with alias_set.
272 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
274 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
277 2008-03-05 Ian Lance Taylor <iant@google.com>
279 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
281 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
283 * fwprop.c (update_df): Support width and offset parameters of
285 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
286 global_conflicts): Change DF_REF_EXTRACT to either
287 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
288 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
289 * df-scan.c (df_ref_record, df_defs_record,
290 df_ref_create_structure, df_def_record_1, df_uses_record,
291 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
292 df_bb_refs_collect, df_entry_block_defs_collect,
293 df_exit_block_uses_collect): Support new width and offset fields.
294 (ref_extract_pool): New storage pool.
295 (df_free_ref): New function.
296 (df_reg_chain_unlink, df_free_collection_rec,
297 df_sort_and_compress_refs): Call df_free_ref.
298 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
300 (df_ref_create_structure): Allocate df_ref_extract if offset and
301 width fields are used.
302 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
303 (df_uses_record): Get offset and width from ZERO_EXTRACT
305 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
306 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
307 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
308 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
309 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
310 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
311 (df_ref_extract): New structure.
312 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
313 (df_ref_create): Add width and offset parameters.
315 2008-03-05 Richard Guenther <rguenther@suse.de>
317 * tree-ssa-structalias.c (get_constraint_for_component_ref):
318 Use ranges_overlap_p.
319 (offset_overlaps_with_access): Rename
320 to ranges_overlap_p and move ...
321 * tree-flow-inline.h (ranges_overlap_p): ... here.
323 * tree.h (get_inner_reference, handled_component_p): Update
326 * tree.h (record_component_aliases, get_alias_set,
327 alias_sets_conflict_p, alias_sets_must_conflict_p,
328 objects_must_conflict_p): Move declarations ...
329 * alias.h (record_component_aliases, get_alias_set,
330 alias_sets_conflict_p, alias_sets_must_conflict_p,
331 objects_must_conflict_p): ... here.
333 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
335 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
337 * cfg.c: Include tree-flow.h.
338 (remove_edge_raw): Call redirect_edge_var_map_clear.
339 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
340 * tree-flow-inline.h (redirect_edge_var_map_def): New.
341 (redirect_edge_var_map_result): New.
342 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
343 PENDING_STMT use with redirect_edge_var_map_*.
344 * tree-ssa.c (edge_var_maps): New definition.
345 (redirect_edge_var_map_add): New.
346 (redirect_edge_var_map_clear): New.
347 (redirect_edge_var_map_dup): New.
348 (redirect_edge_var_map_vector): New.
349 (redirect_edge_var_map_destroy): New.
350 (ssa_redirect_edge): Replace PENDING_STMT use with
351 redirect_edge_var_map_*.
352 (flush_pending_stmts): Same.
353 (delete_tree_ssa): Destroy edge var map.
354 * tree-flow.h (struct _edge_var_map): New.
355 Define edge_var_map vector type.
356 Declare redirect_edge_var_map_* prototypes.
357 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
358 * tree-cfg.c (reinstall_phi_args): Replace
359 PENDING_STMT use with redirect_edge_var_map_*.
361 2008-03-05 Richard Guenther <rguenther@suse.de>
363 PR tree-optimization/35472
364 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
365 whose single use_stmt has a overlapping set of loaded and
366 stored symbols as that use_stmt might be a noop assignment then.
368 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
370 * gthr-rtems.h: Implement __gthread_mutex_destroy.
372 2008-03-05 Richard Guenther <rguenther@suse.de>
375 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
377 * tree-cfg.c (verify_expr): Verify it.
378 * fold-const.c (fold_truthop): Remove code generating
379 BIT_FIELD_REFs of structure bases.
380 (fold_binary): Likewise.
381 (fold_ternary): Position and size of BIT_FIELD_REFs are
382 always host integers.
383 (make_bit_field_ref): Remove.
384 (optimize_bit_field_compare): Remove.
385 (all_ones_mask_p): Remove.
387 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
390 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
391 (split_block_and_df_analyze): New. Split basic block and rebuild
393 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
395 (split_pattern_seq): Likewise.
396 (erase_matching_seqs): Likewise.
397 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
399 2008-03-04 Geoff Keating <geoffk@apple.com>
401 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
402 declaration and code.
403 (tree_invalid_nonnegative_warnv_p): Likewise.
405 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
407 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
408 examples. Truncate option-names then causing overfull hbox.
410 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
413 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
415 * configure: Rebuilt.
417 2008-03-04 Rafael Espindola <espindola@google.com>
419 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
420 (tree_unary_nonnegative_warnv_p): New.
421 (tree_binary_nonnegative_warnv_p): New.
422 (tree_single_nonnegative_warnv_p): New.
423 (tree_invalid_nonnegative_warnv_p): New.
424 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
426 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
429 * opts.c (handle_option): Postpone 'unknown option' errors only for
432 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
435 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
438 2008-03-04 Rafael Espindola <espindola@google.com>
440 * fold-const.c (tree_unary_nonzero_warnv_p): New.
441 (tree_binary_nonzero_warnv_p): New.
442 (tree_single_nonzero_warnv_p): New.
443 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
445 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
448 * fold-const.c (fold_cond_expr_with_comparison): Prevent
449 transformations for modes that have signed zeros.
450 * ifcvt.c (noce_try_abs): Ditto.
452 2008-03-04 Joseph Myers <joseph@codesourcery.com>
454 * config/i386/i386.c (override_options): Force
455 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
457 2008-03-04 Jan Hubicka <jh@suse.cz>
460 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
463 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
465 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
466 label to probe the stack.
468 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
470 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
471 (__gthr_win32_mutex_destroy): Declare.
472 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
473 __gthr_win32_mutex_destroy.
474 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
476 2008-03-03 Jan Hubicka <jh@suse.cz>
479 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
480 aggressive on inlining cold calls.
482 2008-03-03 Richard Guenther <rguenther@suse.de>
484 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
485 struct copies into the expression table.
486 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
487 (try_to_simplify): Likewise.
488 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
489 integral and pointer arguments which do not change the
490 precision to NOP_EXPRs.
491 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
492 VIEW_CONVERT_EXPR case.
494 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
496 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
497 defined in a loop at depth 0 is invariant.
498 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
499 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
500 be called at loop depth 0.
502 2008-03-02 Jakub Jelinek <jakub@redhat.com>
505 * gcc.c (process_command): Update copyright notice dates.
506 * gcov.c (print_version): Likewise.
507 * gcov-dump.c (print_version): Likewise.
508 * mips-tfile.c (main): Likewise.
509 * mips-tdump.c (main): Likewise.
511 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
514 * c-common.c (flag_permissive): Delete.
515 (constant_expression_warnings): Check flags first.
516 (constant_expression_error): New.
517 * c-common.h (flag_permissive): Delete.
518 (constant_expression_error): Declare.
519 * flags.h (flag_permissive): Declare. Update description.
520 * diagnostic.c (pedwarn): Update.
522 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
523 (permissive_error_kind): New.
524 * toplev.c (flag_permissive): Define. Update description.
525 * toplev.h (permissive_error_kind): Declare.
526 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
527 (pedwarn_c90): Use pedantic_warning_kind.
528 * c-opts.c (c_common_post_options): flag_permissive does not affect
529 flag_pedantic_errors.
531 2008-03-02 Joseph Myers <joseph@codesourcery.com>
533 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
534 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
535 __absvsi2, __absvDI2): Use unsigned arithmetic.
537 2008-03-02 Andi Kleen <ak@suse.de>
538 Richard Guenther <rguenther@suse.de>
540 * struct-equiv.c: Remove file.
541 * cfg_cleanup.c (condjump_equiv_p): Remove.
542 * Makefile.in (OBJS-common): Remove struct-equiv.o.
543 (struct-equiv.o): Remove rule.
544 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
545 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
546 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
548 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
550 * ifcvt.c (noce_process_if_block): Try to handle only the then
551 block if the else block exists but isn't suitable.
553 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
556 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
557 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
558 regression from previous patch.
560 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
563 * gthr.h: Add __gthread_mutex_destroy as a function that must be
565 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
566 * gthr-single.h (__gthread_mutex_destroy): Likewise.
567 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
568 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
569 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
570 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
571 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
572 (__gthread_mutex_destroy_function): Rename to
573 __gthread_mutex_destroy.
574 * gthr-dce.h (__gthread_mutex_destroy): Call
575 pthread_mutex_destroy.
576 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
577 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
578 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
580 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
582 * df-scan.c (df_ref_chain_change_bb): Simplify.
583 (df_insn_change_bb): Add new_bb argument. Simplify. Call
584 set_block_for_insn if there's any change.
585 * df.h ((df_insn_change_bb): Fix prototype.
586 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
587 df_insn_change_bb, don't call set_block_for_insn.
588 * emit-rtl.c (reorder_insns): Likewise.
589 * haifa-sched.c (move_insn): Likewise.
591 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
593 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
595 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
597 * tree-flow-inline.h (next_readonly_imm_use): Return
598 NULL_USE_OPERAND_P after the end.
600 2008-03-01 Richard Guenther <rguenther@suse.de>
602 PR tree-optimization/35411
603 * tree-sra.c (sra_build_assignment): Split conversion to
604 final type to a separate statement if we are not assigning
607 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
609 * fold-const.c (fold_convertible_p): Correct the logic to follow
610 that in fold_convert().
612 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
615 * tree-inline.c (build_duplicate_type): When we make a
616 duplicate type, make it unique in the canonical types system.
618 2008-02-29 Tom Tromey <tromey@redhat.com>
620 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
621 input_file_stack_history, input_file_stack_restored): Remove.
622 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
623 * input.h (struct file_stack): Remove.
624 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
625 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
627 * diagnostic.h (struct diagnostic_context) <last_module>: Change
629 (diagnostic_last_module_changed): Add 'map' argument.
630 (diagnostic_set_last_function): Likewise.
631 * diagnostic.c (undiagnostic_report_current_module): Iterate using
632 line map, not input_file_stack.
633 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
635 2008-02-29 Paul Brook <paul@codesourcery.com>
637 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
639 2008-02-29 Paul Brook <paul@codesourcery.com>
641 * config/arm/ieee754-df.S (muldf3): Use RET macros.
643 2008-02-29 Richard Guenther <rguenther@suse.de>
645 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
647 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
648 value for comparing for a store match.
649 (simplify_unary_expression): Do nothing for SSA_NAMEs.
650 (try_to_simplify): Do not do a full-blown reference lookup.
652 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
654 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
655 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
657 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
659 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
661 * tree-loop-linear.c (try_interchange_loops): Compare memory access
662 strides against cache sizes.
664 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
666 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
669 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
671 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
672 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
673 is smaller than the original promoted value.
674 (simplify_subreg): If OP is a SUBREG, try to preserve its
675 SUBREG_PROMOTED_VAR_P information.
677 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
679 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
680 (VN_INFO_GET): Allocate new objects on the obstack.
681 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
682 for rpo_numbers_temp, for consistency.
683 (free_scc_vn): Free the obstack.
685 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
687 * doc/invoke.texi: Document -ftree-loop-distribution.
688 * tree-loop-distribution.c: New.
689 * tree-pass.h (pass_loop_distribution): New.
690 * graphds.h (struct graph): Add htab_t indices.
691 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
692 * tree-vectorizer.c (rename_variables_in_loop): Extern.
693 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
694 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
695 * tree-data-ref.c (debug_data_dependence_relations): New.
696 (dump_data_dependence_relation): Also print data references.
697 (free_data_ref): Extern.
698 (same_access_functions): Moved...
699 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
700 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
701 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
702 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
703 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
704 (stmts_from_loop): Skip LABEL_EXPR.
705 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
707 (build_rdg): Initialize rdg->indices htab.
708 (free_rdg, stores_from_loop, ref_base_address,
709 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
710 have_similar_memory_accesses_1, ref_base_address_1,
711 remove_similar_memory_refs): New.
712 * tree-data-ref.h: Depend on tree-chrec.h.
713 (debug_data_dependence_relations, free_data_ref): Declared.
714 (same_access_functions): ... here.
715 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
717 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
718 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
719 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
720 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
721 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
722 rdg_vertex_for_stmt): Declared.
723 (struct rdg_edge): Add level.
725 (free_rdg, stores_from_loop, remove_similar_memory_refs,
726 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
728 (rdg_has_similar_memory_accesses): New.
729 * tree-vect-analyze.c: Remove unused static decls.
730 * lambda.h (dependence_level): New.
731 * common.opt (ftree-loop-distribution): New.
732 * tree-flow.h (mark_virtual_ops_in_bb,
733 slpeel_tree_duplicate_loop_to_edge_cfg,
734 rename_variables_in_loop): Declared.
735 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
736 (OBJS-common): Add tree-loop-distribution.o.
737 (tree-loop-distribution.o): New rule.
738 * tree-cfg.c (mark_virtual_ops_in_bb): New.
739 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
740 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
742 2008-02-28 Joseph Myers <joseph@codesourcery.com>
745 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
746 other than structures and unions.
748 2008-02-28 Richard Guenther <rguenther@suse.de>
751 2008-02-26 Richard Guenther <rguenther@suse.de>
753 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
754 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
755 (lookup_decl_from_uid): Declare.
756 (remove_decl_from_map): Likewise.
757 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
758 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
759 (decl_for_uid_map): New global hashtable mapping DECL_UID
761 (init_ttree): Allocate it.
762 (insert_decl_to_uid_decl_map): New helper function.
763 (make_node_stat): Insert new decls into the map.
764 (copy_node_stat): Likewise.
765 (lookup_decl_from_uid): New function.
766 (remove_decl_from_map): Likewise.
767 (print_decl_for_uid_map_statistics): New helper.
768 (dump_tree_statistics): Call it.
770 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
771 (referenced_var_iterator): Adjust.
772 (FOR_EACH_REFERENCED_VAR): Adjust.
773 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
774 (num_referenced_vars): Adjust.
775 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
776 (first_referenced_var): Remove.
777 (end_referenced_vars_p): Likewise.
778 (next_referenced_var): Likewise.
779 (referenced_var_iterator_set): New helper function.
780 * tree-dfa.c (referenced_var_lookup): Adjust.
781 (referenced_var_check_and_insert): Likewise.
782 (remove_referenced_var): Likewise.
783 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
784 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
785 (verify_call_clobbering): Likewise.
786 (verify_memory_partitions): Likewise.
787 (init_tree_ssa): Allocate bitmap instead of hashtable for
789 (delete_tree_ssa): Adjust.
790 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
791 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
792 (compute_tag_properties): Likewise.
793 (set_initial_properties): Likewise.
794 (find_partition_for): Likewise.
795 (update_reference_counts): Likewise.
796 (dump_may_aliases_for): Likewise.
797 * tree-ssa-operands.c (add_virtual_operand): Likewise.
798 (add_call_clobber_ops): Likewise.
799 (add_call_read_ops): Likewise.
800 (get_asm_expr_operands): Likewise.
801 * tree-into-ssa.c (dump_decl_set): Likewise.
802 (update_ssa): Likewise.
803 * tree-sra.c (scan_function): Likewise.
804 (decide_instantiations): Likewise.
805 (scalarize_parms): Likewise.
806 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
807 (dsa_named_for): Likewise.
808 * tree-ssa-structalias.c (update_alias_info): Likewise.
809 (merge_smts_into): Likewise.
811 2008-02-27 David Daney <ddaney@avtrex.com>
814 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
815 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
816 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
817 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
818 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
820 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
823 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
824 (BUILT_IN_NEXTTOWARD): Remove.
825 (BUILT_IN_NEXTTOWARDF): Ditto.
826 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
827 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
829 2008-02-27 Tom Tromey <tromey@redhat.com>
831 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
832 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
834 2008-02-27 Jan Beulich <jbeulich@novell.com>
836 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
837 update the respective field on newdecl.
839 2008-02-27 Revital Eres <eres@il.ibm.com>
841 PR rtl-optimization/34999
842 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
843 crossing edges that ends with a call insn.
844 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
845 call insn and clear the EDGE_CROSSING flag of the crossing edge
846 when fixing fallthru edges.
848 2008-02-27 Richard Guenther <rguenther@suse.de>
851 * fold-const.c (fold_unary): Return the correct argument,
852 converted to the result type.
854 2008-02-27 Richard Guenther <rguenther@suse.de>
857 * expr.c (expand_expr_real_1): Assert on rotates that operate
859 * fold-const.c (fold_binary): Use the types precision, not the
860 bitsize of the mode if folding rotate expressions. Build rotates
863 2008-02-27 Jakub Jelinek <jakub@redhat.com>
865 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
867 * c-pragma.c (pragma_ns_name): New typedef.
868 (registered_pp_pragmas): New variable.
869 (c_pp_lookup_pragma): New function.
870 (c_register_pragma_1): If flag_preprocess_only, do nothing
871 for non-expanded pragmas, for expanded ones push pragma's
872 namespace and name into registered_pp_pragmas vector.
873 (c_invoke_pragma_handler): Register OpenMP pragmas even when
874 flag_preprocess_only, don't register GCC pch_preprocess
875 pragma if flag_preprocess_only.
876 * c-opts.c (c_common_init): Call init_pragma even if
877 flag_preprocess_only.
878 * c-pragma.c (c_pp_lookup_pragma): New prototype.
879 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
880 cpp_register_pragma if flag_preprocess_only.
882 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
885 * c-parser.c (c_parser_translation_unit): Warn for empty
886 translation unit, not empty source file.
888 2008-02-26 Paul Brook <paul@codesourcery.com>
890 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
892 * config/arm/arm.h (reg_class): Add CORE_REGS.
893 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
894 (BASE_REG_CLASS): Use CORE_REGS.
895 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
896 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
897 (REGNO_OK_FOR_INDEX_P): Exclude SP.
898 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
899 ARM_REGNO_OK_FOR_INDEX_P.
900 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
901 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
902 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
903 (ldm/stm peepholes): Ditto.
904 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
905 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
906 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
907 * config/arm/constraints.md: Enable "k" constraint on ARM.
909 2008-02-27 Ben Elliston <bje@au.ibm.com>
911 * config/rs6000/rs6000.c: Annotate cache line size field in all
912 instances of struct processor_costs.
914 2008-02-26 David Edelsohn <edelsohn@gnu.org>
916 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
917 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
918 jump_bypass): New counters.
919 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
920 * dce.c (gate_ud_dce): Same.
921 (gate_fast_dce): Same.
922 * dse.c (gate_dse1): New function.
923 (gate_dse2): New function.
924 (gate_dse): Merge results of new gate functions.
925 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
926 (gate_handle_jump_bypass): Add dbg_cnt.
927 (gate_handle_gcse): Add dbg_cnt.
928 * ifcvt.c (gate_handle_if_conversion): Same.
929 (gate_handle_if_after_combine): Same.
930 (gate_handle_if_after_reload): Same.
931 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
933 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
935 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
937 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
939 2008-02-26 Jason Merrill <jason@redhat.com>
942 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
943 alone if it's the naming decl for the type's main variant.
945 2008-02-26 Tom Tromey <tromey@redhat.com>
947 * system.h (USE_MAPPED_LOCATION): Poison.
948 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
949 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
950 (make_goto_expr_edges): Likewise.
951 (remove_bb): Likewise.
952 (execute_warn_function_return): Likewise.
953 * basic-block.h (struct edge_def) <goto_locus>: Change type to
955 * c-common.c (fname_decl): Remove old location code.
956 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
958 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
960 (ASM_INPUT_SOURCE_LOCATION): Likewise.
961 (gen_rtx_ASM_INPUT): Likewise.
962 (gen_rtx_ASM_INPUT_loc): Likewise.
963 (get_rtx_asm_OPERANDS): Remove.
964 * cfglayout.c (insn_locators_alloc): Remove old location code.
965 (set_curr_insn_source_location): Likewise.
966 (curr_insn_locator): Likewise.
967 * print-tree.c (print_node): Remove old location code.
968 * tree-mudflap.c (mf_varname_tree): Remove old location code.
969 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
970 * cfgexpand.c (expand_gimple_cond_expr): Don't use
972 (construct_exit_block): Remove old location code.
973 * emit-rtl.c (force_next_line_note): Remove old location code.
974 * profile.c (branch_prob): Remove old location code.
975 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
976 LOC_LINE): Remove old-location variants.
977 * langhooks.c (lhd_print_error_function): Remove old location
979 * configure, config.in: Rebuilt.
980 * configure.ac (--enable-mapped-location): Remove.
981 * c-decl.c (c_init_decl_processing): Remove old location code.
982 (finish_function): Likewise.
983 * recog.c (decode_asm_operands): Remove old location code.
984 * c-pch.c (c_common_read_pch): Remove old location code.
985 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
987 * gimple-low.c (lower_function_body): Remove old location code.
988 * toplev.c (unknown_location): Remove.
989 (push_srcloc): Remove old-location variant.
990 (process_options): Remove old location code.
991 (lang_dependent_init): Likewise.
992 * input.h (UNKNOWN_LOCATION): Move definition.
993 (location_t): Undeprecate.
994 (source_locus): Remove.
995 (location_from_locus): Remove.
996 (struct location_s): Remove.
997 Remove all old-location code.
998 (input_line, input_filename): Remove.
999 * final.c (final_scan_insn): Remove old location code.
1000 * diagnostic.c (diagnostic_build_prefix): Remove
1001 USE_MAPPED_LOCATION test.
1002 * tree.h (gimple_stmt) <locus>: Now a location_t.
1003 (tree_exp) <locus>: Likewise.
1004 (DECL_IS_BUILTIN): Remove old-location variant.
1005 (annotate_with_file_line, annotate_with_locus): Likewise.
1006 (expr_locus, set_expr_locus): Update.
1007 * tree.c (build1_stat): Remove old location code.
1008 (last_annotated_node): Remove.
1009 (annotate_with_file_line): Remove old-location variant.
1010 (annotate_with_locus): Likewise.
1011 (expr_location): Remove old location code.
1012 (set_expr_location): Likewise.
1013 (expr_has_location): Likewise.
1014 (expr_locus): Likewise.
1015 (set_expr_locus): Likewise.
1016 (expr_filename): Don't use location_from_locus.
1017 (expr_lineno): Likewise.
1018 * rtl-error.c (location_for_asm): Remove old location code.
1019 * c-lex.c (cb_line_change): Remove old location code.
1020 (fe_file_change): Likewise.
1021 (cb_def_pragma): Likewise.
1022 (c_lex_with_flags): Likewise.
1023 * gengtype.c (do_typedef): Don't special-case location types.
1024 (define_location_structures): Remove.
1025 (main): Don't call define_location_structures.
1026 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1029 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1032 * builtins.def (BUILT_IN_STDARG_START): Remove.
1033 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1034 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1035 * tree-inline.c (inline_forbidden_p_1): Likewise.
1037 2008-02-26 Richard Guenther <rguenther@suse.de>
1039 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1040 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1041 (lookup_decl_from_uid): Declare.
1042 (remove_decl_from_map): Likewise.
1043 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1044 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1045 (decl_for_uid_map): New global hashtable mapping DECL_UID
1047 (init_ttree): Allocate it.
1048 (insert_decl_to_uid_decl_map): New helper function.
1049 (make_node_stat): Insert new decls into the map.
1050 (copy_node_stat): Likewise.
1051 (lookup_decl_from_uid): New function.
1052 (remove_decl_from_map): Likewise.
1053 (print_decl_for_uid_map_statistics): New helper.
1054 (dump_tree_statistics): Call it.
1056 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1057 (referenced_var_iterator): Adjust.
1058 (FOR_EACH_REFERENCED_VAR): Adjust.
1059 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1060 (num_referenced_vars): Adjust.
1061 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1062 (first_referenced_var): Remove.
1063 (end_referenced_vars_p): Likewise.
1064 (next_referenced_var): Likewise.
1065 (referenced_var_iterator_set): New helper function.
1066 * tree-dfa.c (referenced_var_lookup): Adjust.
1067 (referenced_var_check_and_insert): Likewise.
1068 (remove_referenced_var): Likewise.
1069 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1070 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1071 (verify_call_clobbering): Likewise.
1072 (verify_memory_partitions): Likewise.
1073 (init_tree_ssa): Allocate bitmap instead of hashtable for
1075 (delete_tree_ssa): Adjust.
1076 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1077 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1078 (compute_tag_properties): Likewise.
1079 (set_initial_properties): Likewise.
1080 (find_partition_for): Likewise.
1081 (update_reference_counts): Likewise.
1082 (dump_may_aliases_for): Likewise.
1083 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1084 (add_call_clobber_ops): Likewise.
1085 (add_call_read_ops): Likewise.
1086 (get_asm_expr_operands): Likewise.
1087 * tree-into-ssa.c (dump_decl_set): Likewise.
1088 (update_ssa): Likewise.
1089 * tree-sra.c (scan_function): Likewise.
1090 (decide_instantiations): Likewise.
1091 (scalarize_parms): Likewise.
1092 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1093 (dsa_named_for): Likewise.
1094 * tree-ssa-structalias.c (update_alias_info): Likewise.
1095 (merge_smts_into): Likewise.
1097 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1100 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1101 * c-opts.c (c_common_handle_option): Wall enables
1102 Wvolatile-register-var.
1103 * common.opt: Move Wvolatile-register-var to...
1106 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1108 * common.opt (Wlarger-than=): New.
1109 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1111 * opts.c (common_handle_option): Handle -Wlarger-than=.
1112 * optc-gen.awk: Likewise.
1113 * opth-gen.awk: Likewise.
1114 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1115 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1117 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1119 * c-common.c (match_case_to_enum_1): Add appropriate
1120 OPT_W* parameter to warning.
1121 (c_do_switch_warnings): Likewise.
1122 * c-typeck.c (warning_init): Add one more parameter following
1124 (push_init_level): Update call to warning_init.
1125 (pop_init_level): Likewise.
1126 (add_pending_init): Likewise.
1127 (output_init_element: Likewise.
1129 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1132 * toplev.c (toplev_main): If there are warnings or error, print
1133 errors for ignored options.
1134 * opts.c (ignored_options): New static variable.
1135 (postpone_unknown_option_error): New.
1136 (print_ignored_options): New.
1137 (handle_option): Postpone errors for unknown -Wno-* options.
1138 * opts.h (print_ignored_options): Declare.
1140 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1142 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1145 2008-02-25 Richard Guenther <rguenther@suse.de>
1148 2008-02-25 Richard Guenther <rguenther@suse.de>
1150 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1151 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1152 (lookup_decl_from_uid): Declare.
1153 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1154 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1155 (decl_for_uid_map): New global hashtable mapping DECL_UID
1157 (init_ttree): Allocate it.
1158 (insert_decl_to_uid_decl_map): New helper function.
1159 (make_node_stat): Insert new decls into the map.
1160 (copy_node_stat): Likewise.
1161 (lookup_decl_from_uid): New function.
1162 (print_decl_for_uid_map_statistics): New helper.
1163 (dump_tree_statistics): Call it.
1165 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1166 (referenced_var_iterator): Adjust.
1167 (FOR_EACH_REFERENCED_VAR): Adjust.
1168 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1169 (num_referenced_vars): Adjust.
1170 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1171 (first_referenced_var): Remove.
1172 (end_referenced_vars_p): Likewise.
1173 (next_referenced_var): Likewise.
1174 (referenced_var_iterator_set): New helper function.
1175 * tree-dfa.c (referenced_var_lookup): Adjust.
1176 (referenced_var_check_and_insert): Likewise.
1177 (remove_referenced_var): Likewise.
1178 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1179 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1180 (verify_call_clobbering): Likewise.
1181 (verify_memory_partitions): Likewise.
1182 (init_tree_ssa): Allocate bitmap instead of hashtable for
1184 (delete_tree_ssa): Adjust.
1185 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1186 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1187 (compute_tag_properties): Likewise.
1188 (set_initial_properties): Likewise.
1189 (find_partition_for): Likewise.
1190 (update_reference_counts): Likewise.
1191 (dump_may_aliases_for): Likewise.
1192 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1193 (add_call_clobber_ops): Likewise.
1194 (add_call_read_ops): Likewise.
1195 (get_asm_expr_operands): Likewise.
1196 * tree-into-ssa.c (dump_decl_set): Likewise.
1197 (update_ssa): Likewise.
1198 * tree-sra.c (scan_function): Likewise.
1199 (decide_instantiations): Likewise.
1200 (scalarize_parms): Likewise.
1201 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1202 (dsa_named_for): Likewise.
1203 * tree-ssa-structalias.c (update_alias_info): Likewise.
1204 (merge_smts_into): Likewise.
1206 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1209 * doc/invoke.texi (-fcx-limited-range): Document new option.
1210 * toplev.c (process_options): Handle -fcx-fortran-rules.
1211 * common.opt: Add documentation for -fcx-fortran-rules.
1213 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1216 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1217 actual behaviour and C99.
1219 2008-02-26 Ben Elliston <bje@au.ibm.com>
1221 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1222 (ASM_CPU_POWER6_SPEC): Likewise.
1223 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1224 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1225 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1227 2008-02-25 Richard Guenther <rguenther@suse.de>
1229 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1230 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1231 (lookup_decl_from_uid): Declare.
1232 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1233 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1234 (decl_for_uid_map): New global hashtable mapping DECL_UID
1236 (init_ttree): Allocate it.
1237 (insert_decl_to_uid_decl_map): New helper function.
1238 (make_node_stat): Insert new decls into the map.
1239 (copy_node_stat): Likewise.
1240 (lookup_decl_from_uid): New function.
1241 (print_decl_for_uid_map_statistics): New helper.
1242 (dump_tree_statistics): Call it.
1244 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1245 (referenced_var_iterator): Adjust.
1246 (FOR_EACH_REFERENCED_VAR): Adjust.
1247 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1248 (num_referenced_vars): Adjust.
1249 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1250 (first_referenced_var): Remove.
1251 (end_referenced_vars_p): Likewise.
1252 (next_referenced_var): Likewise.
1253 (referenced_var_iterator_set): New helper function.
1254 * tree-dfa.c (referenced_var_lookup): Adjust.
1255 (referenced_var_check_and_insert): Likewise.
1256 (remove_referenced_var): Likewise.
1257 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1258 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1259 (verify_call_clobbering): Likewise.
1260 (verify_memory_partitions): Likewise.
1261 (init_tree_ssa): Allocate bitmap instead of hashtable for
1263 (delete_tree_ssa): Adjust.
1264 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1265 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1266 (compute_tag_properties): Likewise.
1267 (set_initial_properties): Likewise.
1268 (find_partition_for): Likewise.
1269 (update_reference_counts): Likewise.
1270 (dump_may_aliases_for): Likewise.
1271 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1272 (add_call_clobber_ops): Likewise.
1273 (add_call_read_ops): Likewise.
1274 (get_asm_expr_operands): Likewise.
1275 * tree-into-ssa.c (dump_decl_set): Likewise.
1276 (update_ssa): Likewise.
1277 * tree-sra.c (scan_function): Likewise.
1278 (decide_instantiations): Likewise.
1279 (scalarize_parms): Likewise.
1280 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1281 (dsa_named_for): Likewise.
1282 * tree-ssa-structalias.c (update_alias_info): Likewise.
1283 (merge_smts_into): Likewise.
1285 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1288 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1289 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1290 * alias.h (nonoverlapping_memrefs_p): Likewise.
1292 2008-02-25 Jan Beulich <jbeulich@novell.com>
1294 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1295 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1296 __emultls_get_address, __emultls_register_common,
1297 __floatundi?f, and _Unwind_GetIPInfo.
1298 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1299 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1300 (gen_regparm_prefix): Likewise.
1301 (i386_nlm_encode_section_info): Sync with
1302 config/i386/winnt.c:i386_pe_encode_section_info().
1303 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1304 i386_nlm_mangle_decl_assembler_name): New.
1305 (netware_override_options): New.
1306 * config/i386/netware.h (netware_override_options): Declare.
1307 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1308 (i386_nlm_mangle_decl_assembler_name): Declare.
1309 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1311 2008-02-25 Ben Elliston <bje@au.ibm.com>
1314 * c-decl.c (grokdeclarator): Remove unused local variables
1315 `typedef_type' and `type_as_written'.
1317 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1318 unused local variable `has_hot_blocks'.
1319 (fix_crossing_conditional_branches): Remove unused local variable
1322 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1325 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1326 using DEF_C99_BUILTIN.
1327 (BUILT_IN_NANF): Ditto.
1328 (BUILT_IN_NANL): Ditto.
1330 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1331 Revital Eres <eres@il.ibm.com>
1333 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1334 regarding the order of two dependent insns in the same row.
1336 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1338 * stor-layout.c (layout_decl): Do not bump the alignment of a
1339 bit-field to more than byte alignment if it is packed.
1341 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1343 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1346 2008-02-24 Diego Novillo <dnovillo@google.com>
1348 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1351 * tree-vrp.c (vrp_evaluate_conditional): With
1352 -Wtype-limits, emit a warning when comparing against a
1353 constant outside the natural range of OP0's type.
1354 * c.opt (Wtype-limits): Move ...
1355 * common.opt (Wtype-limits): ... here.
1357 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1359 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1360 * config/rs6000/e300c2c3.md: New file.
1361 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1363 (rs6000_override_options): Add e300c2 and e300c3 cases to
1364 processor_target_table. Do not allow usage of Altivec or Spe
1365 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1366 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1367 * config/rs6000/rs6000.h (processor_type): Add
1368 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1369 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1370 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1371 and ppce300c3. Include e300c2c3.md.
1373 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1375 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1376 instead of TARGET_STRICT_ALIGN.
1378 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1380 * explow.c (memory_address): Assert that the generated address is
1383 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1386 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1387 * config/darwin-ppc-ldouble-patch.def: New file.
1388 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1389 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1390 SUBTARGET_INIT_BUILTINS if defined.
1391 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1394 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1397 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1398 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1400 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1403 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1404 file" warning condtional on -Winvalid-PCH.
1406 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1408 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1410 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1415 prevent reload from using MMX registers.
1416 (*mov<mode>_internal): Ditto.
1417 (*movv2sf_internal_rex64): Ditto.
1418 (*movv2sf_internal): Ditto.
1420 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1422 PR documentation/31569
1423 * doc/install.texi2html: Use makeinfo --no-number-sections.
1425 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1427 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1428 ensure that we can address an entire entity > 8 bytes. Don't
1429 generate reg+reg addressing for such data.
1431 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1433 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1434 strings when optimizing for size, unless the target cares about
1437 2008-02-22 Tom Tromey <tromey@redhat.com>
1439 * regclass.c (current_pass): Remove declaration.
1441 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1443 * config/avr/libgcc.S (__RAMPZ__): Define.
1444 (__do_copy_data): Add for devices with 128KB code memory.
1446 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1448 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1450 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1452 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1454 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1457 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1460 * c-typeck.c (build_binary_op): Warn about floating point
1461 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1463 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1466 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1467 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1469 (rs6000_override_options): Set altivec_abi as default, not override,
1470 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1471 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1472 is used; use new member spe_abi.
1473 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1474 spe_abi and altivec_abi.
1476 2008-02-22 Tomas Bily <tbily@suse.cz>
1478 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1480 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1483 * config.build (build_file_translate): Set to `CMD //c' only if
1485 * Makefile.in (build_file_translate): Improve comment.
1487 2008-02-21 Jan Hubicka <jh@suse.cz>
1489 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1490 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1491 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1493 2008-02-21 Michael Matz <matz@suse.de>
1496 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1498 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1500 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1501 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1503 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1504 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1505 SSE_VEC_FLOAT_MODE_P as insn constraint.
1506 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1507 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1508 sse4a_movntdf using MODEF mode iterator.
1509 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1510 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1511 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1512 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1513 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1514 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1515 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1517 2008-02-21 Richard Guenther <rguenther@suse.de>
1519 * tree.def (PAREN_EXPR): New tree code.
1520 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1522 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1523 * expr.c (expand_expr_real_1): Likewise.
1524 * tree-inline.c (estimate_num_insns_1): Likewise.
1525 * tree-complex.c (expand_complex_move): Likewise.
1526 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1529 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1532 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1534 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1537 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1539 * config/sh/sh.c (find_barrier): Don't go past
1540 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1542 2008-02-20 DJ Delorie <dj@redhat.com>
1544 * config/h8300/h8300.md (insv): Force source operand to be a register.
1546 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1547 as a jump, not as a plain insn.
1549 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1551 * doc/invoke.texi (Warning Options): Add new option
1552 -Wframe-larger-than=.
1553 (-Wframe-larger-than): Document.
1555 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1556 Add declarations for new option variables.
1558 * final.c (final_start_function): Check the frame size
1559 before emission and issue a Wframe-larger-than warning.
1561 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1562 Add definitions for new option variables.
1563 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1565 * common.opt (Wframe-larger-than=): New option.
1567 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1569 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1570 (<sse>_div<mode>3): Ditto.
1571 (<sse>_vmdiv<mode>3): Ditto.
1572 (<sse>_vmsqrt<mode>2): Ditto.
1573 (*smax<mode>3): Ditto.
1574 (sse5_frcz<mode>2): Ditto.
1575 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1578 2008-02-20 Richard Guenther <rguenther@suse.de>
1581 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1582 be happy with INTEGRAL_TYPE_P.
1584 2008-02-20 Richard Guenther <rguenther@suse.de>
1586 * fold-const.c (split_tree): Associate floatig-point expressions
1587 if flag_associative_math is set.
1589 2008-02-20 Richard Guenther <rguenther@suse.de>
1591 * tree.h (fold_real_zero_addition_p): Declare.
1592 * fold-const.c (fold_real_zero_addition_p): Export.
1593 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1594 floating-point operations with zero and one.
1596 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1598 * doc/install.texi: Correct references to CFLAGS, replacing them
1599 with BOOT_CFLAGS. Document flags used during bootstrap for
1602 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1604 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1605 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1606 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1608 (smin<mode>3): Ditto from similar patterns.
1609 (smax<mode>3): Ditto.
1610 (*ieee_smin<mode>3): Ditto.
1611 (*ieee_smax<mode>3): Ditto.
1612 * config/i386/sse.md (sse): New mode attribute.
1613 (mov<mode>): Macroize expander from movv4sf and movv2df using
1614 SSEMODEF2P mode iterator.
1615 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1616 SSE_VEC_FLOAT_MODE_P as insn constraint.
1617 (storent<mode>): Ditto.
1618 (storent<mode>): Macroize expander from storentsf and storentdf using
1619 MODEF mode iterator.
1620 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1621 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1622 (abs<mode>2): Ditto from similar patterns.
1623 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1624 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1625 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1626 (<sse>_vmsqrt<mode>2): Ditto.
1627 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1628 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1629 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1630 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1631 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1632 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1633 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1635 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1636 iterator and SSE_FLOAT_MODE_P as insn constraint.
1637 (<sse>_ucomi): Ditto from similar patterns.
1638 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1639 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1640 SSE_VEC_FLOAT_MODE_P as insn constraint.
1641 (vcond<mode>): Ditto from similar patterns.
1642 (and<mode>3, *and<mode>3): Ditto.
1643 (<sse>_nand<mode>3): Ditto.
1644 (ior<mode>3, *ior<mode>3): Ditto.
1645 (xor<mode>3, *xor<mode>3): Ditto.
1646 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1647 iterator and SSE_FLOAT_MODE_P as insn constraint.
1648 (*nand<mode>3): Ditto from similar patterns.
1649 (*ior<mode>3): Ditto.
1650 (*xor<mode>3): Ditto.
1652 2008-02-20 Ira Rosen <irar@il.ibm.com>
1654 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1655 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1656 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1658 2008-02-19 Jan Hubicka <jh@suse.cz>
1660 * predict.c (tree_bb_level_predictions): Remove variable next
1661 mistakely introduced by previous commit.
1663 2008-02-19 Jan Hubicka <jh@suse.cz>
1665 * predict.c (predict_paths_leading_to): Rewrite.
1666 (predict_paths_for_bb): New.
1667 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1669 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1672 * Makefile.in (build_file_translate): New.
1673 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1674 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1675 * configure.ac (build_file_translate): Substitute it.
1676 * configure: Regenerate.
1678 2008-02-19 Jan Hubicka <jh@suse.cz>
1680 PR rtl-optimization/34408
1681 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1684 2008-02-19 Jan Hubicka <jh@suse.cz>
1687 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1690 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1693 * config/i386/i386-modes.def: Revert the last DI alignment
1694 change until Ada people can look into it.
1696 2008-02-19 Nick Clifton <nickc@redhat.com>
1698 * opts.c (print_specific_help): Fix typo in --help text.
1700 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1703 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1704 32-bit inline asm without asm alternatives for host GCC < 3.0.
1706 2008-02-19 Richard Guenther <rguenther@suse.de>
1708 PR tree-optimization/34989
1709 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1710 Allow propagation to INDIRECT_REF if we can simplify only.
1712 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1714 * c-common.c (warn_for_collisions_1): Use appropriate option when
1717 2008-02-19 Nick Clifton <nickc@redhat.com>
1720 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1721 (handle_options): Fix indentation.
1722 (print_filtered_help): If no language-specific options were
1723 displayed tell the user how to list all the options supported by
1724 the language's front-end.
1725 (print_specific_help): Fix indentation and remove duplicate line.
1726 (common_handle_option): Handle the -v option.
1727 For --help enable the display of undocumented options if the -v
1728 switch has been included on the command line.
1729 For --help= check for overlaps in the arguments between the option
1730 classes and the language names and issue a warning when they
1731 cannot be disambiguated.
1732 * c.opt (v): Pass on to the common option handler.
1734 2008-02-19 Revital Eres <eres@il.ibm.com>
1736 * modulo-sched.c (sms_schedule): Change dump message when
1737 create_ddg function fails.
1738 (try_scheduling_node_in_cycle): Rename row to cycle.
1739 (print_partial_schedule): Rename CYCLE to ROW.
1741 2008-02-19 Christian Bruel <christian.bruel@st.com>
1742 Zdenek Dvorak <ook@ucw.cz>
1744 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1746 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1750 (*x86_movdicc_0_m1_se): Ditto.
1752 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1754 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1755 (CMPtype): Define as __gcc_CMPtype.
1756 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1757 (CMPtype): Define as __gcc_CMPtype.
1759 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1761 Support valgrind 3.3 for --enable-checking=valgrind.
1762 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1764 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1765 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1766 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1767 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1768 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1769 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1770 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1772 * ggc-zone.c: Similar.
1773 * ggc-page.c: Similar.
1775 2008-02-19 Paul Brook <paul@codesourcery.com>
1778 * config/arm/ieee754-df.S: Fix do_it typo.
1779 * config/arm/ieee754-sf.S: Fix do_it typo.
1781 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1784 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1785 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1786 (OPTION_MASK_ISA_SSE_SET): Likewise.
1787 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1788 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1789 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1790 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1791 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1792 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1793 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1794 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1795 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1796 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1797 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1798 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1799 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1800 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1801 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1802 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1803 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1804 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1805 (OPTION_MASK_ISA_SSE4): Removed.
1806 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1807 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1808 (override_options): Don't turn on implied SSE/MMX bits in
1811 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1813 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1816 2008-02-18 Joey Ye <joey.ye@intel.com>
1819 * tree-nested.c (insert_field_into_struct): Set type alignment
1820 to field alignment if the former is less than the latter.
1822 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1824 * BASE-VER: Set to 4.4.0.
1826 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1828 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1829 * doc/cfg.texi: Likewise.
1830 * doc/extend.texi: Likewise.
1831 * doc/gty.texi: Likewise.
1832 * doc/invoke.texi: Likewise.
1833 * doc/loop.texi: Likewise.
1834 * doc/md.texi: Likewise.
1835 * doc/passes.texi: Likewise.
1836 * doc/rtl.texi: Likewise.
1837 * doc/sourcebuild.texi: Likewise.
1838 * doc/tm.texi: Likewise.
1839 * doc/tree-ssa.texi: Likewise.
1841 2008-02-17 Richard Guenther <rguenther@suse.de>
1844 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1845 without default definition.
1847 2008-02-17 Richard Guenther <rguenther@suse.de>
1849 PR tree-optimization/35231
1850 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1853 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1857 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1858 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1859 libgcc_cmp_return mode.
1861 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1864 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1866 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1868 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1871 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1873 * doc/c-tree.texi: Use `@.' where appropriate.
1874 * doc/extend.texi: Likewise.
1875 * doc/install.texi: Likewise.
1876 * doc/invoke.texi: Likewise.
1877 * doc/loop.texi: Likewise.
1878 * doc/makefile.texi: Likewise.
1879 * doc/md.texi: Likewise.
1880 * doc/passes.texi: Likewise.
1881 * doc/standards.texi: Likewise.
1882 * doc/tm.texi: Likewise.
1884 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1887 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1889 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1890 rather than in entry_bb.
1892 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1894 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1895 libgcc_cmp_return mode.
1897 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1900 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1901 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1903 2008-02-15 Richard Guenther <rguenther@suse.de>
1904 Zdenek Dvorak <ook@ucw.cz>
1906 PR tree-optimization/35164
1907 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1908 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1909 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1910 Only propagate addresses which do not have abnormal SSA_NAMEs
1913 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1916 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1918 2008-02-15 Jan Hubicka <jh@suse.cz>
1921 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1923 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1926 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1927 when calculating alignment_pad.
1929 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1931 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1932 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1933 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1934 and STACK_BOUNDARY define.
1936 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1938 PR preprocessor/35061
1939 * c-pragma.c (handle_pragma_pop_macro): Check that
1940 pushed_macro_table has been allocated.
1942 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1945 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1946 (force_gimple_operand): Likewise.
1947 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1948 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1949 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1950 (find_interesting_uses_address): Check addressability and alignment
1951 of the base expression only after substituting bases of IVs into it.
1953 2008-02-14 Michael Matz <matz@suse.de>
1956 * function.c (instantiate_virtual_regs_in_insn): Reload address
1957 before falling back to reloading the whole operand.
1959 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1961 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1962 before the first section switch note.
1964 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1966 * doc/bugreport.texi: Update copyright years.
1967 * doc/c-tree.texi: Likewise.
1968 * doc/cfg.texi: Likewise.
1969 * doc/cpp.texi: Likewise.
1970 * doc/cppinternals.texi: Likewise.
1971 * doc/fragments.texi: Likewise.
1972 * doc/frontends.texi: Likewise.
1973 * doc/gcc.texi: Likewise.
1974 * doc/gty.texi: Likewise.
1975 * doc/hostconfig.texi: Likewise.
1976 * doc/implement-c.texi: Likewise.
1977 * doc/libgcc.texi: Likewise.
1978 * doc/loop.texi: Likewise.
1979 * doc/makefile.texi: Likewise.
1980 * doc/options.texi: Likewise.
1981 * doc/passes.texi: Likewise.
1982 * doc/rtl.texi: Likewise.
1983 * doc/sourcebuild.texi: Likewise.
1984 * doc/standards.texi: Likewise.
1985 * doc/tree-ssa.texi: Likewise.
1986 * doc/trouble.texi: Likewise.
1988 * doc/extend.texi: Use @: or add comma where appropriate.
1989 * doc/invoke.texi: Likewise.
1990 * doc/tm.texi: Likewise.
1992 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1995 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1998 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2000 * doc/md.texi (clz, ctz): Add reference.
2001 * doc/rtl.texi (clz, ctz): Likewise.
2003 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2006 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2009 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2011 * config/s390/s390.c (struct constant_pool): New field
2012 emit_pool_after added.
2013 (s390_mainpool_start): Set the emit_pool_after flag according
2014 to the section switch notes.
2015 (s390_mainpool_finish): Consider emit_pool_after when emitting
2016 the literal pool at the end of the function.
2017 (s390_chunkify_start): Force literal pool splits at section
2020 2008-02-13 Michael Matz <matz@suse.de>
2023 * var-tracking.c (clobber_variable_part): Correctly traverse the
2026 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2029 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2030 Add -fdump-ipa-inline.
2031 * tree-dump.c (dump_files): Remove tree-inlined dump.
2032 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2034 2008-02-12 Richard Guenther <rguenther@suse.de>
2036 PR tree-optimization/35171
2037 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2040 2008-02-12 Richard Guenther <rguenther@suse.de>
2043 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2044 value-preserving mode. Disallow final truncation.
2046 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2049 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2050 code from here to...
2051 (force_gimple_operand): ...here.
2053 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2056 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2057 non-compatible pointers.
2058 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2059 different FIELD_DECLs, try harder by comparing field offsets, sizes
2063 * function.c (match_asm_constraints_1): Don't replace the same input
2066 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2068 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2069 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2070 (expand_epilogue): Restore RAMPZ register.
2071 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2073 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2075 * config/i386/cygwin.asm: (__alloca): Correct calling
2076 convention and alignment.
2077 (__chkstk): Force 8 byte stack alignment.
2079 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2080 Richard Guenther <rguenther@suse.de>
2082 PR tree-optimization/33992
2083 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2084 the zero we compare against.
2086 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2089 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2090 to CloseHandle after unlocking to prevent accumulation of handle
2093 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2096 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2097 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2098 and update LABEL_NUSES during and after reload.
2100 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2103 * combine.c (simplify_if_then_else): Make sure the comparison is
2104 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2106 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2109 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2110 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2111 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2112 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2113 * tree.h (get_type_static_bounds): Likewise.
2115 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2117 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2118 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2119 Make -Wfoo language annotations match what the compiler outputs.
2121 2008-02-08 Sa Liu <saliu@de.ibm.com>
2123 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2124 intrinsics spu_convts, spu_convtu, spu_convtf.
2125 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2127 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2129 * doc/extend.texi (Function Attributes) <noinline>: Mention
2130 asm ("") as method to keep calls.
2132 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2135 * doc/options.texi (Options): Replace references to opts.sh with
2137 * opts-common.c: Likewise.
2138 * optc-gen.awk: Likewise.
2140 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2142 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2144 2008-02-07 Richard Henderson <rth@redhat.com>
2147 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2148 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2151 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2153 PR tree-optimization/35085
2154 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2155 for operand entry oe2 in addition to operand entry oe3 in order to
2156 expose more opportunities for vectorizer sum reduction.
2158 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * Makefile.in (LIBS): Remove $(GMPLIBS).
2162 (cc1-dummy, cc1): Add $(GMPLIBS).
2164 2008-02-06 Jan Hubicka <jh@suse.cz>
2167 * i386.md (moddf_integer): Do not produce partial memory stalls for
2168 targets where it hurts.
2170 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2173 * optabs.c (expand_float): Do not check for decimal modes when
2174 expanding unsigned integer through signed conversion.
2176 2008-02-06 Nick Clifton <nickc@redhat.com>
2178 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2179 inside the clobber with a match_operand and duplicated operand
2180 number in the constraint.
2181 (ineqbranchsi): Delete redundant comment.
2183 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2185 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2186 builtin_define ("__USE_INIT_FINI__").
2187 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2189 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2191 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2193 PR documentation/30330
2194 * doc/invoke.texi (C++ Dialect Options)
2195 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2196 For each warning option -Wfoo that allows -Wno-foo, ensure both
2197 -Wfoo and -Wno-foo are listed in the option index. Fix index
2198 entry of -Wswitch-default, index -Wnormalized= including the
2199 `=', and -Wlarger-than-@var{len} including @var{len}.
2201 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2203 * config/i386/i386.md (floatunssisf2): Use
2204 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2205 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2206 Macroize expander using MODEF mode iterator.
2208 2008-02-05 Diego Novillo <dnovillo@google.com>
2210 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2213 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2215 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2218 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2220 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2223 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2224 to indicate if a message should be generated.
2225 (init_cumulative_args): Updated.
2226 (function_value_32): Likewise.
2228 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2230 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2232 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2236 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2238 2008-02-04 Diego Novillo <dnovillo@google.com>
2240 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2243 * tree-vrp.c (vrp_evaluate_conditional): With
2244 -Wtype-limits, emit a warning when comparing against a
2245 constant outside the natural range of OP0's type.
2247 2008-02-04 Richard Guenther <rguenther@suse.de>
2250 * expr.c (count_type_elements): Give for unions instead of
2253 2008-02-04 Richard Guenther <rguenther@suse.de>
2256 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2257 to TYPE_DOMAINs base type instead of using bitsizetype here.
2259 2008-02-03 Jason Merrill <jason@redhat.com>
2261 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2263 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2266 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2267 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2268 (RS/6000 and PowerPC Options): Fix typos and markup.
2269 * doc/passes.texi (Tree-SSA passes): Likewise.
2271 2008-02-02 Michael Matz <matz@suse.de>
2274 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2275 from record_last_reg_set_info.
2276 (record_last_reg_set_info): Take an RTX argument, iterate over all
2277 constituent hardregs.
2278 (record_last_set_info, record_opr_changes): Change calls to
2279 new signature or to record_last_reg_set_info_regno.
2281 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2283 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2285 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2287 PR rtl-optimization/34773
2288 * reg-notes.def (EQUAL): Mention significance of combination of
2289 REG_EQUAL and REG_RETVAL.
2290 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2291 insn that has a REG_RETVAL.
2293 2008-02-01 Roger Sayle <roger@eyesopen.com>
2296 * configure.ac (--enable-fixed-point): Disable unless explicitly
2298 * configure: Regenerate.
2300 2008-02-01 Richard Guenther <rguenther@suse.de>
2303 * invoke.texi (-finline-limit): Remove no longer true parts
2304 of the documentation. Note that there is no default value.
2306 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2307 Mark Mitchell <mark@codesourcery.com>
2308 Ben Elliston <bje@au.ibm.com>
2311 * doc/extend.texi (Other Builtins): Document.
2313 2008-01-31 Tom Browder <tom.browder@gmail.com>
2315 * doc/c-tree.texi (Types): Fix grammar.
2316 (Expression trees): Ditto.
2317 * doc/passes.texi (Tree-SSA passes): Ditto.
2319 * doc/configterms.texi (Configure Terms): Fix typo.
2320 * doc/cpp.texi (Common Predefined Macros): Ditto.
2321 * doc/md.texi (Machine Constraints): Ditto.
2323 * doc/makefile.texi (Makefile): Add comma.
2325 2008-01-31 Tom Browder <tom.browder@gmail.com>
2326 Gerald Pfeifer <gerald@pfeifer.com>
2328 * doc/sourcebuild.texi (Front End): Remove references to CVS
2329 and CVSROOT/modules.
2330 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2331 (Back End): Remove reference to CVS.
2333 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2336 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2338 (mips16_gp_pseudo_reg): ...here.
2339 * config/mips/mips.md (load_const_gp): Replace with...
2340 (load_const_gp_<mode>): ...this :P-based insn.
2342 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2344 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2345 options. Minor fixes.
2346 (-std): Move reference to standards closer to where language
2347 standards are first mentioned.
2349 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2351 PR rtl-optimization/34995
2352 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2353 parameter and return a bool. If the rtx parameter is nonnull,
2354 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2355 (find_reloads): Update call accordingly. Pass the new operand
2356 if it needed no address reloads, otherwise pass null.
2358 2008-01-30 Richard Henderson <rth@redhat.com>
2361 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2362 for unbounded arrays.
2364 2008-01-30 Silvius Rus <rus@google.com>
2366 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2368 2008-01-30 Jan Hubicka <jh@suse.cz>
2371 * i386.c (init_cumulative_args): Use real function declaration when
2374 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2376 PR rtl-optimization/34998
2377 * global.c (build_insn_chain): Treat non-subreg_lowpart
2378 SUBREGs of pseudos as clobbering all the words covered by the
2379 SUBREG, not just all the bytes.
2380 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2381 original df_ref rather than an extract parameter.
2382 (global_conflicts): Update call accordingly.
2384 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2386 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2387 the overflow check to make it easier to read.
2388 (__fixtfdi): Change the type of the ll member in union
2389 long_double to UDItype_x.
2391 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2394 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2395 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2396 * tree-inline.c (fold_marked_statements): Call
2397 cgraph_update_edges_for_call_stmt if folding a call statement.
2398 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2399 debug_generic_stmt calls, reset it back afterwards.
2402 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2404 * c-typeck.c (build_external_ref): Don't pedwarn about
2405 static vars in current function's scope.
2407 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2409 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2411 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2414 * ipa-struct-reorg.c: Fix spelling.
2415 * params.def: Ditto.
2417 2008-01-29 Richard Guenther <rguenther@suse.de>
2420 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2422 * tree-inline.c (remap_type): Increment remapping_type_depth
2423 around remapping types.
2424 (copy_body_r): Only add referenced variables if they are referenced
2425 from code, not types.
2427 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2438 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2439 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2441 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2444 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2445 pointer for tiny stack.
2447 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2449 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2451 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2453 * config/vx-common.h: Fix typo in comment.
2455 2008-01-28 Ian Lance Taylor <iant@google.com>
2459 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2460 coalesce pointers if they have different DECL_NO_TBAA_P values.
2461 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2462 between variables with different DECL_NO_TBAA_P values.
2464 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2467 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2468 are not legitimate small data references on SPE targets.
2470 2008-01-28 David Daney <ddaney@avtrex.com>
2472 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2474 2008-01-28 David Daney <ddaney@avtrex.com>
2476 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2478 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2480 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2481 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2482 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2483 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2484 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2485 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2486 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2487 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2489 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2491 * basic-block.h (condjump_equiv_p): Fix comment.
2493 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2495 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2496 print_generic_stmt_indented): Fix comment.
2498 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2500 * configure.ac (__stack_chk_fail): Add detecion for availability
2501 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2502 * configure: Regenerate.
2504 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2507 * final.c (output_addr_const): Handle TRUNCATE.
2509 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2512 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2513 (zero_cost, infinite_cost): New constants.
2514 (struct cost_pair): Change type of cost to comp_cost.
2515 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2516 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2518 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2519 split_address_cost, ptr_difference_cost, difference_cost,
2520 get_computation_cost_at, get_computation_cost,
2521 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2522 determine_use_iv_cost_condition, determine_use_iv_costs,
2523 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2524 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2525 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2526 Change type of cost to comp_cost.
2527 (determine_iv_cost): Increase cost of non-original ivs, instead
2528 of decreasing the cost of original ones.
2529 (get_address_cost): Indicate the complexity of the addressing mode
2531 (try_add_cand_for): Prefer using ivs not specific to some object.
2532 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2534 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2535 Janis Johnson <janis187@us.ibm.com>
2538 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2539 (TARGET_INSTANTIATE_DECLS): Likewise.
2540 * target.h (expand_to_rtl_hook): New target hook.
2541 (instantiate_decls): Likewise.
2542 * function.c (instantiate_decl): Make non-static. Rename to...
2543 (instantiate_decl_rtl): ... this.
2544 (instantiate_expr): Use instantiate_decl_rtl.
2545 (instantiate_decls_1): Likewise.
2546 (instantiate_decls): Likewise.
2547 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2548 * function.h (instantiate_decl_rtl): Add prototype.
2549 * cfgexpand.c (target.h): New include.
2550 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2551 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2552 (TARGET_INSTANTIATE_DECLS): Likewise.
2553 (TARGET_INITIALIZER): New target hooks added.
2554 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2556 * config/rs6000/rs6000.c (tree-flow.h): New include.
2557 (machine_function): Add sdmode_stack_slot field.
2558 (rs6000_alloc_sdmode_stack_slot): New function.
2559 (rs6000_instantiate_decls): Likewise.
2560 (rs6000_secondary_memory_needed_rtx): Likewise.
2561 (rs6000_check_sdmode): Likewise.
2562 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2563 (TARGET_INSTANTIATE_DECLS): Likewise.
2564 (rs6000_hard_regno_mode_ok): Allow SDmode.
2565 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2566 (rs6000_emit_move): Handle SDmode.
2567 (function_arg_advance): Likewise.
2568 (function_arg): Likewise.
2569 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2570 SDmode var args for 32-bit compiles.
2571 (rs6000_secondary_reload_class): Handle SDmode.
2572 (rs6000_output_function_epilogue): Likewise.
2573 (rs6000_function_value): Simplify if statement.
2574 (rs6000_libcall_value): Likewise.
2575 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2576 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2577 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2578 (movsd_hardfloat): New define_insn.
2579 (movsd_softfloat): Likewise.
2580 (movsd_store): Likewise.
2581 (movsd_load): Likewise.
2582 (extendsddd2): Likewise.
2583 (extendsdtd2): Likewise.
2584 (truncddsd2): Likewise.
2585 (movdd_hardfloat64): Fixup comment.
2586 (UNSPEC_MOVSD_LOAD): New constant.
2587 (UNSPEC_MOVSD_STORE): Likewise.
2589 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2592 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2594 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2595 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2596 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2599 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2602 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2603 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2604 __LONGDOUBLE128 too.
2605 * config/rs6000/aix61.h: New file.
2607 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2609 PR rtl-optimization/34959
2610 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2611 popcount and parity rtxes the same mode as their operand.
2612 Truncate or extend the result to the return value's mode
2615 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2618 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2619 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2620 to GOT_VERSION_REGNUM.
2621 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2622 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2623 * config/mips/mips.c (mips_emit_call_insn): New function.
2624 (mips_call_tls_get_addr): Call mips_expand_call directly.
2625 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2627 (mips16_build_call_stub): Likewise. Return the call insn or null.
2628 (mips_expand_call): Update the call to mips16_build_call_stub
2629 accordingly and a remove redundant condition. Assert that MIPS16
2630 stubs do not use lazy binding. Use mips_emit_call_insn and return
2632 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2634 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2635 (mips_avoid_hazard): Remove hazard_set handling.
2636 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2637 (UNSPEC_RESTORE_GP): ...this.
2638 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2639 (FAKE_CALL_REGNO): Rename to...
2640 (GOT_VERSION_REGNUM): ...this.
2641 (type): Add "ghost" value. Add an associated insn reservation.
2642 (hazard_set): Remove.
2643 (exception_receiver): Rename to...
2644 (restore_gp): ...this and update the unspec identifier accordingly.
2645 (exception_receiver, nonlocal_got_receiver): New expanders.
2646 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2647 FAKE_CALL_REGNO. Remove hazard_set attribute.
2648 (set_got_version, update_got_version): New patterns.
2650 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2653 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2655 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2658 * doc/install.texi2html: Generate gcc-vers.texi.
2660 2008-01-25 DJ Delorie <dj@redhat.com>
2662 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2664 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2666 * config/c4x: Remove directory.
2667 * config.gcc (crx-*, mt-*): Mark obsolete.
2668 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2669 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2670 sh-*-rtemscoff*): Remove cases.
2671 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2672 * real.c (encode_c4x_single, decode_c4x_single,
2673 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2674 c4x_extended_format): Remove.
2675 * real.h (c4x_single_format, c4x_extended_format): Remove.
2676 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2678 (Pragmas): Remove comment about c4x pragmas.
2679 * doc/install.texi (c4x): Remove target-specific instructions.
2680 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2681 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2682 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2683 refer to C4x source files as examples.
2684 (C4X_FLOAT_FORMAT): Remove documentation.
2686 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2688 * config/bfin/bfin.c (override_options): Reorder tests so that
2689 flag_pic gets enabled for -msep-data.
2691 2008-01-25 Richard Guenther <rguenther@suse.de>
2694 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2695 to its bitfield precision if required.
2697 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2700 * tree-nested.c (walk_omp_for): New function.
2701 (convert_nonlocal_reference, convert_local_reference): Call
2702 walk_omp_for on OMP_FOR.
2703 (convert_call_expr): Call walk_body on OMP_FOR's
2704 OMP_FOR_PRE_INIT_BODY.
2706 2008-01-25 Richard Guenther <rguenther@suse.de>
2708 PR tree-optimization/34966
2709 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2710 default defs and PHI_NODEs we have to insert after the
2713 2008-01-24 Nick Clifton <nickc@redhat.com>
2715 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2716 Provide a default definition.
2717 (LIBGCC2_UNITS_PER_WORD): Likewise.
2719 * config/stormy16/stormy16.c: Include df.h for the prototype
2720 for df_regs_ever_live_p.
2721 (xstormy16_expand_builtin_va_start): Convert the stack offset
2722 into a component_ref and then use POINTER_PLUS_EXPR to add it
2723 to the incoming_virtual_args_rtx.
2724 (xstormy16_gimplify_va_arg_expr): Rename to
2725 xstormy16_gimplify_va_arg_expr.
2726 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2727 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2728 xstormy16_gimplify_va_arg_expr.
2729 Fix up some formatting issues.
2731 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2732 Move to predicates.md.
2733 (xs_hi_general_operand): Likewise.
2734 (xs_hi_nonmemory_operand): Likewise.
2735 * config/stormy16/predicates.md:
2736 (xstormy16_carry_plus_operand): New predicate.
2737 (xs_hi_general_operand): New predicate.
2738 (xs_hi_nonmemory_operand): New predicate.
2739 * config/stormy16/stormy16-protos.h:
2740 (xstormy16_carry_plus_operand): Delete prototype.
2741 (xs_hi_general_operand): Likewise.
2742 (xs_hi_nonmemory_operand): Likewise.
2744 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2745 modifiers as they are no longer needed and they can trigger
2746 reload spill failures.
2748 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2749 with a match_operand in order to help reload.
2751 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2752 constraint with 'e' for the 8th alternative as this version of
2753 the mov.w instruction only accepts the lower 8 registers.
2755 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2758 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2759 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2762 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2765 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2767 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2769 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2771 (remove_structure): Update allocations list before removing structure.
2773 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2775 * ipa-struct-reorg.c (is_safe_cond_expr,
2776 create_new_stmts_for_cond_expr): Use integer_zerop function,
2777 that recognize not only zero-pointer, but zero-integer too.
2779 2008-01-25 Ben Elliston <bje@au.ibm.com>
2782 * fixproto: Escape "." in sed expression that strips leading "./".
2784 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2787 * gcc.c (SWITCH_OK): Removed.
2788 (SWITCH_LIVE): Changed to bit.
2789 (SWITCH_FALSE): Likewise.
2790 (SWITCH_IGNORE): Likewise.
2791 (switchstr): Change live_cond to unsigned int.
2792 (process_command): Replace SWITCH_OK with 0.
2793 (do_self_spec): Likewise.
2794 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2795 (give_switch): Likewise.
2796 (used_arg): Likewise.
2797 (do_spec_1): Set the SWITCH_IGNORE bit.
2798 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2799 bits. Set the SWITCH_LIVE bit.
2801 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2803 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2805 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2807 PR tree-optimization/34472
2808 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2809 parameter to a "bool *" and set *DATA to false if there is
2810 an unsafe access. Do not delete the structure here.
2811 (check_cond_exprs): Delete it here instead.
2812 (check_cond_exprs, exclude_cold_structs): Do not increase
2813 I when removing a structure.
2815 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2819 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2821 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2824 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2825 a fixed vector for stack.
2827 2008-01-24 Ben Elliston <bje@au.ibm.com>
2830 * doc/gcc.texi (Software development): Add a direntry for g++.
2832 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2834 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2835 stale and straggling -fforce-addr comments above.
2837 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2839 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2840 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2842 2008-01-23 Michael Matz <matz@suse.de>
2845 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2848 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2850 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2853 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2855 * config/avr/avr.c (avr_current_arch): New variable.
2856 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2857 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2858 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2859 (avr_override_options): Init 'avr_current_arch'.
2860 (base_arch_s): Move from here...
2861 * config/avr/avr.h (base_arch_s): ... here. Add new members
2862 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2863 'mega' to 'have_jmp_call'.
2864 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2865 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2867 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2869 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2870 MULTILIB_MATCHES): (Ditto.).
2872 2008-01-23 Richard Guenther <rguenther@suse.de>
2875 * cgraphunit.c (cgraph_reset_node): Always mark the node
2876 not reachable if it is not queued already.
2878 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2880 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2881 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2882 (cputype_selected): New static variable.
2883 (bfin_handle_option): Set it if -mcpu is used.
2884 (override_option): Select default set of workarounds if no cpu type
2885 selected on the command line.
2886 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2888 From Michael Frysinger <michael.frysinger@analog.com>
2889 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2890 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2892 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2893 for bf547, bf523, bf524, and bf526.
2894 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2896 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2897 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2898 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2899 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2900 * doc/invoke.texi (Blackfin Options): Document that
2901 -mcpu now accept bf547, bf523, bf524, and bf526.
2903 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2905 PR rtl-optimization/34628
2906 * combine.c (try_combine): Stop and undo after the first combination
2907 if an autoincrement side-effect on the first insn has effectively
2910 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2913 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2914 Offset addresses are not valid for Altivec or paired float modes.
2916 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2919 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2920 if DECL_INITIAL (decl) is error_mark_node.
2923 * c-common.c (handle_vector_size_attribute): Only allow
2924 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2925 the same way as pointer, array etc. types.
2926 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2929 * tree.c (build_type_attribute_qual_variant): Call
2930 build_qualified_type if attributes are equal, but quals are not.
2932 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2935 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2936 * flags.h (warn_strict_aliasing): Remove.
2937 (warn_strict_overflow): Remove.
2938 * opts.c (warn_strict_aliasing): Remove.
2939 (warn_strict_overflow): Remove.
2940 * c-opts.c (c_common_handle_option): -Wall only sets
2941 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2942 (c_common_post_options): Give default values to -Wstrict-aliasing
2943 and -Wstrict-overflow if they are uninitialized.
2944 * common.opt (Wstrict-aliasing): Specify Var and Init.
2945 (Wstrict-overflow): Likewise.
2947 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2949 PR rtl-optimization/26854
2950 PR rtl-optimization/34400
2951 PR rtl-optimization/34884
2952 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2954 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2955 (df_rd_bb_info.expanded_lr_out): Deleted
2956 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2957 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2958 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2959 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2960 Removed code to allocate, initialize or free expanded_lr_out.
2961 (df_rd_bb_local_compute_process_def): Restructured to make more
2963 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2964 sets if the sets are being trimmed.
2966 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2969 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2970 (as_vers): Likewise.
2971 * configure: Regenerated.
2973 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2976 * tree-pass.h (pass_build_alias): New pass.
2977 * tree-ssa-alias.c (gate_build_alias): New.
2978 (pass_build_alias): New.
2979 * passes.c (init_optimization_passes): Add pass_build_alias after
2980 pass_create_structure_vars.
2982 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2984 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2985 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2986 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2987 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2988 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2989 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2990 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2991 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2992 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2993 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2994 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2995 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2996 * config/s390/s390.md (FP_ALL): New mode iterator.
2997 (_d): New mode attribute.
2998 ("*signbit<mode>2>"): Changed mode of first operand.
2999 ("isinf<mode>2"): Changed mode of first operand.
3000 ("*TDC_insn"): Adaptation for DFP modes.
3002 2008-01-22 Ben Elliston <bje@au.ibm.com>
3004 * tree.c (check_qualified_type): Improve function description.
3006 2008-01-21 Jason Merrill <jason@redhat.com>
3009 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3010 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3013 2008-01-21 DJ Delorie <dj@redhat.com>
3015 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3018 2008-01-21 Richard Guenther <rguenther@suse.de>
3021 * tree-cfg.c (verify_expr): Allow all invariant expressions
3022 instead of just constant class ones as reference argument.
3023 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3024 like any other constant.
3025 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3027 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3029 * regmove.c (fixup_match_1): Update call crossed frequencies.
3031 2008-01-21 Richard Guenther <rguenther@suse.de>
3034 * tree-inline.c (setup_one_parameter): Deal with mismatched
3035 types using a VIEW_CONVERT_EXPR.
3037 2008-01-21 Alon Dayan <alond@il.ibm.com>
3038 Olga Golovanevsky <olga@il.ibm.com>
3040 PR tree-optimization/34701
3041 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3042 when the structure size is not a power of 2.
3044 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3046 * doc/install.texi: Add doc for --enable-checking=df.
3048 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3050 PR rtl-optimization/34808
3051 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3053 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3055 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3058 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3060 PR rtl-optimization/26854
3061 PR rtl-optimization/34400
3062 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3064 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3065 (df_rd_bb_info.expanded_lr_out): New.
3066 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3067 * loop_iv.c (iv_analysis_loop_init): Ditto.
3068 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3069 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3070 Added code to allocate, initialize or free expanded_lr_out.
3071 (df_rd_bb_local_compute_process_def): Restructured to make
3072 more understandable.
3073 (df_rd_confluence_n): Add code to do nothing with fake edges and
3074 code to no apply invalidate_by_call sets if the sets are being trimmed.
3075 (df_lr_local_finalize): Renamed to df_lr_finalize.
3076 (df_live_local_finalize): Renamed to df_live_finalize.
3078 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3081 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3082 deciding whether to use reciprocal instructions.
3084 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3086 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3087 dwarf2out_note_section_used if cold_text_section is NULL.
3089 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3091 PR gcov-profile/34610
3092 * tree-cfg.c (make_edges): Mark both outgoing edges from
3093 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3094 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3095 from OMP_FOR and OMP_CONTINUE outgoing edges.
3097 * tree-profile.c (tree_profiling): Return early if
3098 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3100 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3101 from cfun to child_cfun.
3102 * function.h (struct function): Add after_tree_profile bit.
3104 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3106 * config/avr/avr.S (_exit): Disable interrupt.
3108 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3109 Steven Bosscher <stevenb.gcc@gmail.com>
3111 PR rtl-optimization/26854
3112 PR rtl-optimization/34400
3113 * df-problems.c (df_live_scratch): New scratch bitmap.
3114 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3115 (df_live_reset): Clear the proper bitmaps.
3116 (df_live_bb_local_compute): Only process the artificial defs once
3117 since the order is not important.
3118 (df_live_init): Init the df_live sets only with the variables
3119 found live by df_lr.
3120 (df_live_transfer_function): Use the df_lr sets to prune the
3121 df_live sets as they are being computed.
3122 (df_live_free): Free df_live_scratch.
3124 2008-01-18 Ian Lance Taylor <iant@google.com>
3126 * common.opt: Add fmerge-debug-strings.
3127 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3128 flag_merge_debug_strings rather than flag_merge_constants.
3129 * doc/invoke.texi (Option Summary): Mention
3130 -fmerge-debug-strings.
3131 (Debugging Options): Document -fmerge-debug-strings.
3133 2008-01-18 Ian Lance Taylor <iant@google.com>
3136 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3137 (struct tree_function_decl): Add new field operator_new_flag.
3138 * tree-inline.c (expand_call_inline): When inlining a call to
3139 operator new, force the return value to go into a variable, and
3140 set DECL_NO_TBAA_P on that variable.
3141 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3143 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3146 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3147 DWARF2_DEBUGGING_INFO.
3148 (dwarf2out_note_section_used): Ditto. Add prototype.
3149 (have_multiple_function_sections, text_section_used,
3150 cold_text_section_used, *cold_text_sections): Move declarations
3153 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3155 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3156 field and add signal_ra.
3157 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3158 assignments to frame state pc. Move end of stack check after
3159 MD_FALLBACK_FRAME_STATE_FOR.
3160 (uw_update_context_1): Use frame state signal_regs if set, instead
3161 of checking signal_frame flag.
3162 (uw_update_context): Use frame state signal_ra if set.
3163 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3164 * config/xtensa/linux-unwind.h: New file.
3166 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3168 * modulo-sched.c (get_sched_window): Fix comment typo.
3170 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3172 PR tree-optimization/34648
3173 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3175 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3177 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3178 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3180 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3182 PR rtl-optimization/34400
3183 * df-core.c (df_worklist_dataflow_overeager,
3184 df_worklist_dataflow_doublequeue): New functions.
3185 (df_worklist_dataflow): Two different worklist solvers.
3186 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3189 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3192 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3193 and ftree-parallelize-loops.
3195 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3197 PR rtl-optimization/34826
3198 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3200 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3202 * global.c (find_reg): Mark the eh regs as used if necessary.
3203 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3204 * ra.h (struct allocno): no_eh_reg field added. Changed
3205 no_stack_reg type to bitfield.
3207 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3209 * tree.c (substitute_in_expr): Add missing 'break'.
3211 2008-01-17 Richard Guenther <rguenther@suse.de>
3213 PR tree-optimization/34825
3214 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3215 x / x as division to handle.
3217 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3219 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3220 "-pthread" is specified.
3221 * pa-hpux11.h (LIB_SPEC): Likewise.
3223 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3224 Peter Bergner <bergner@vnet.ibm.com>
3226 PR rtl-optimization/33796
3227 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3229 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3231 PR libgfortran/34699
3232 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3234 * pa-hpux10.h (LINK_SPEC): Likewise.
3235 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3237 2008-01-16 Richard Guenther <rguenther@suse.de>
3240 * fold-const.c (fold_convert_const_int_from_int): Do not
3241 set overflow if that occured only because of a sign extension
3242 change when converting from/to a sizetype with the same
3243 precision and signedness.
3245 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3248 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3249 location address to the correct place. Update copyright year.
3251 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3253 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3254 no dependences in the dependence_relations vector.
3256 2008-01-16 Jan Hubicka <jh@suse.cz>
3258 PR rtl-optimization/31396
3259 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3260 * cfg.c (dump_reg_info): Print it.
3261 * regs.h (struct reg_info_t): add freq_calls_crossed.
3262 (REG_FREQ_CALLS_CROSSED): New macro.
3263 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3264 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3265 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3266 regmove_optimize): Update call crossed frequencies.
3267 * local-alloc.c (struct qty): Add freq_calls_crossed.
3268 (alloc_qty): Copute freq_calls_crossed.
3269 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3270 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3271 * ra.h (struct allocno): Add freq_calls_crossed.
3273 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3275 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3276 libgomp when compiling with ftree-parallelize-loops.
3277 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3279 2008-01-16 Richard Guenther <rguenther@suse.de>
3281 PR tree-optimization/34769
3282 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3283 * tree.c (int_cst_value): Instead make this function more
3284 permissive in what it accepts as valid input. Document this
3285 function always sign-extends the value.
3287 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3288 Richard Guenther <rguenther@suse.de>
3291 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3292 (gimple_fold_indirect_ref_rhs): ... this.
3293 (gimple_fold_indirect_ref): New function with foldings
3294 that preserve lvalueness.
3295 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3296 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3297 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3298 to fold an INDIRECT_REF, fall back to the old use of
3299 fold_indirect_ref_1.
3301 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3303 * tree-data-ref.c (subscript_dependence_tester_1): Call
3304 free_conflict_function.
3305 (compute_self_dependence): Same.
3307 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3310 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3311 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3313 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3314 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3315 for DWARF2_UNWIND_INFO targets.
3317 2008-01-16 Richard Guenther <rguenther@suse.de>
3320 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3321 type qualifiers for function types.
3323 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3325 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3326 loop_iterator li from previous commit.
3328 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3330 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3332 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3334 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3335 (parallelize_loops): Don't parallelize irreducible components.
3337 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3340 * c-opts (c_common_post_options): Do not enable CPP
3341 flag_pedantic_errors by default.
3343 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3345 PR rtl-optimization/31944
3346 * cse.c (remove_pseudo_from_table): New function.
3347 (merge_equiv_classes): Use above function to remove pseudo-registers.
3348 (invalidate): Likewise.
3350 2008-01-13 Richard Guenther <rguenther@suse.de>
3353 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3354 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3356 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3358 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3359 validate_change to unshare the source of the PC set.
3361 2008-01-12 Jan Hubicka <jh@suse.cz>
3364 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3365 references above array bounds. This might trigger bounds checks for
3368 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3370 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3371 new_replaceable_dependencies.
3373 2008-01-12 Doug Kwan <dougkwan@google.com>
3375 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3376 instead of OPT_Wreturn_type in warning due to ignored return type
3378 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3379 options included in -Wextra.
3380 * c.opt: New option -Wignored_qualifiers.
3381 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3382 -Wignore_qualifiers.
3383 (-Wignored-qualifiers): Document.
3384 (-Wreturn-type): Remove description of functionality now handled
3385 by -Wignored-qualifiers.
3387 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3390 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3391 NOP_EXPR if it is between integral types with the same precision.
3393 2008-01-12 Jan Hubicka <jh@suse.cz>
3396 * invoke.texi (max-inline-recursive-depth): Fix default value.
3398 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3400 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3403 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3405 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3407 2008-01-11 James E. Wilson <wilson@specifix.com>
3410 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3412 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3414 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3415 save/restore frame pointer register and don't use 'call-prologues'
3416 optimization in function with "OS_task" attribute.
3418 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3421 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3422 when copying to memory.
3424 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3426 PR rtl-optimization/30905
3427 * cfgcleanup.c: Include dce.h
3428 (crossjumps_occured): New global variable.
3429 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3430 If something changed, set crossjumps_occured to true.
3431 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3432 Don't add/remove fake edges to exit here...
3433 (cleanup_cfg): ...but do it here, when crossjumping.
3434 Run a fast DCE when successful crossjumps occured in the latest
3435 iteration of try_optimize_cfg.
3437 2008-01-11 Richard Guenther <rguenther@suse.de>
3439 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3440 (struct vn_unary_op_s): Likewise.
3441 (vn_reference_insert): Free old reference on hash collision.
3443 2008-01-10 Raksit Ashok <raksit@google.com>
3445 PR rtl-optimization/27971
3446 * combine.c (find_split_point): Split PLUS expressions which are
3447 inside a MEM rtx, and whose first operand is complex.
3449 2008-01-10 DJ Delorie <dj@redhat.com>
3451 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3452 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3453 (m32c_hard_regno_ok): Call the underlying function.
3455 2008-01-10 Richard Guenther <rguenther@suse.de>
3458 * tree-cfg.c (tree_merge_blocks): Do not go through the
3459 full-blown folding and stmt updating path if we just deal
3460 with virtual operands.
3461 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3462 test for abnormal SSA_NAMEs.
3464 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3467 * reload.c (push_reload): Add assertions. All constants from
3468 reg_equiv_constant should have been used for replacing the respective
3470 (find_reloads_address): Invoke find_reloads_address_part for
3471 constant taken from the reg_equiv_constant array.
3473 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3475 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3476 field (valnum) the first in the struct. Replace bools with
3479 2008-01-10 Richard Guenther <rguenther@suse.de>
3481 PR tree-optimization/34651
3482 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3483 types and ordering for masking and converting.
3485 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3487 PR tree-optimization/34017
3488 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3489 also for PHI_NODE expressions.
3491 2008-01-09 Jan Hubicka <jh@suse.cz>
3493 PR tree-optimization/34708
3494 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3495 based on number of case labels.
3496 (init_inline_once): Remove switch_cost.
3497 * tree-inline.h (eni_weights_d): Remove switch_cost.
3499 2008-01-09 Richard Guenther <rguenther@suse.de>
3500 Andrew Pinski <andrew_pinski@playstation.sony.com>
3503 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3504 temporary if an rvalue is ok or an lvalue is not required.
3506 2008-01-09 Richard Guenther <rguenther@suse.de>
3509 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3512 2008-01-09 Richard Guenther <rguenther@suse.de>
3515 * tree.c (host_integerp): Check for sizetype only if the
3516 type is an integer type.
3518 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3521 * opts.c (decode_options): Disable inlining of functions called
3522 once if not in unit-at-a-time mode.
3524 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3526 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3528 2008-01-08 Richard Guenther <rguenther@suse.de>
3531 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3532 out early if the result will be unused.
3534 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3539 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3540 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3543 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3545 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3546 for vectorization tuned.
3548 2008-01-08 Richard Guenther <rguenther@suse.de>
3550 PR tree-optimization/34683
3551 * tree-ssa-operands.c (operand_build_cmp): Export.
3552 * tree-ssa-operands.h (operand_build_cmp): Declare.
3553 * tree-vn.c (vuses_compare): Remove.
3554 (sort_vuses): Use operand_build_cmp.
3555 (sort_vuses_heap): Likewise.
3556 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3557 to re-use old VEC if available. Do not sort already sorted VUSEs.
3558 (vdefs_to_vec): Do not sort already sorted VDEFs.
3560 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3563 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3565 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3568 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3569 limitations of reciprocal sequences on x86 targets.
3571 2008-01-08 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/34683
3574 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3576 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3579 * config/darwin.c (darwin_mergeable_string_section): Don't use
3580 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3582 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3585 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3586 negxf2. Macroize expander using X87MODEF mode iterator. Change
3587 predicates of op0 and op1 to register_operand.
3588 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3589 expander using X87MODEF mode iterator. Change predicates of
3590 op0 and op1 to register_operand.
3591 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3592 corresponding patterns and macroize using MODEF macro. Change
3593 predicates of op0 and op1 to register_operand and remove
3594 "m" constraint. Disparage "r" alternative with "!".
3595 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3596 macroize using X87MODEF macro. Change predicates of op0 and op1
3597 to register_operand and remove "m" constraint. Disparage "r"
3598 alternative with "!".
3599 (absneg splitter with memory operands): Remove.
3600 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3601 patterns and macroize using X87MODEF mode iterator.
3602 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3603 Change predicate of op1 to register_operand.
3604 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3605 for memory operands.
3607 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3609 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3611 2008-01-07 Richard Guenther <rguenther@suse.de>
3613 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3616 2008-01-07 Richard Guenther <rguenther@suse.de>
3618 PR tree-optimization/34683
3619 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3620 VOPs of the needed size to save memory. Use VEC_quick_push
3621 to save compile-time.
3622 (vdefs_to_vec): Likewise.
3624 2008-01-07 Sa Liu <saliu@de.ibm.com>
3626 * config/spu/spu.md (divdf3): Genetate inline code for double
3627 division. The implementation doesn't handle INF or NAN, therefore it
3628 only applies when -ffinite-math-only is given.
3630 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3633 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3634 * doc/cpp.texi ([Common Predefined Macros]): Document.
3636 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3638 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3639 order to use commutative addition instead of subtraction.
3641 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3642 Mircea Namolaru <namolaru@il.ibm.com>
3643 Vladimir Yanovsky <yanov@il.ibm.com>
3644 Revital Eres <eres@il.ibm.com>
3646 PR tree-optimization/34263
3647 * tree-outof-ssa.c (process_single_block_loop_latch,
3648 contains_tree_r): New functions.
3649 (analyze_edges_for_bb): Call process_single_block_loop_latch
3650 function to empty single-basic-block latch block if possible.
3652 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3654 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3656 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3658 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3660 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3662 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3664 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3666 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3668 PR tree-optimization/34618
3669 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3672 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3675 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3676 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3677 Update copyright year.
3679 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3680 Update copyright year.
3681 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3684 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3686 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3687 edge does not point to current bb before changing need_assert.
3689 2008-01-04 Richard Guenther <rguenther@suse.de>
3692 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3693 for verifying purposes if they are is_gimple_min_invariant.
3695 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3697 PR tree-optimization/34448
3698 PR tree-optimization/34465
3699 * gimplify.c (gimplify_init_constructor): Add new parameter
3700 notify_temp_creation. Use it.
3701 (gimplify_modify_expr_rhs): Take volatiles into account when
3702 optimizing constructors.
3703 Do not optimize constructors if gimplify_init_constructor will dump to
3705 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3706 * gcc.c-torture/compile/pr34448.c: New.
3708 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3710 PR gcov-profile/34609
3711 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3712 return_slot if result is TREE_ADDRESSABLE.
3714 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3716 * config/mips/mips.md (sqrt_condition): Tweak comment.
3717 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3719 2008-01-03 Tom Tromey <tromey@redhat.com>
3722 * c-common.c (c_type_hash): Handle VLAs.
3724 2008-01-03 Jan Hubicka <jh@suse.cz>
3726 PR tree-optimization/31081
3727 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3728 0 when inlining and not inlining to first basic block.
3729 (remap_decl): When var is initialized to 0, don't set default_def.
3730 (expand_call_inline): Set entry_bb.
3731 * tree-inline.h (copy_body_data): Add entry_bb.
3733 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3736 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3739 PR tree-optimization/29484
3740 * tree-inline.c (inline_forbidden_p_2): New function.
3741 (inline_forbidden_p): Disallow inlining if some static var
3742 has an address of a local LABEL_DECL in its initializer.
3743 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3746 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3748 PR tree-optimization/34635
3749 * tree-data-ref.c (add_other_self_distances): Make sure that the
3750 evolution step is constant.
3752 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3755 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3757 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3759 * tree-sra.c (scalarize_init): Insert the generate_element_init
3760 statements after the generate_element_zero statements.
3762 2008-01-02 Richard Guenther <rguenther@suse.de>
3766 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3767 for very large number of operands instead of ICEing.
3769 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3772 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3773 while stack probing.
3775 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3777 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3780 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3783 * tree-mudflap.c (mx_register_decls): Guard warning by
3784 !DECL_ARTIFICIAL check.
3786 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3788 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3789 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3790 sse5_perm<mode>): Fix constraints.